@import url('https://fonts.googleapis.com/css2?family=Be+Vietnam+Pro:wght@400;500;600;700;800&display=swap');

*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg: #0d0d11;
    --bg2: #13131a;
    --bg3: #1a1a24;
    --border: #2a2a38;
    --border2: #3a3a50;
    --text: #e8e8f0;
    --text2: #8888a8;
    --price: #4ade80;
    --accent: #4f6ef7;
    --accent2: #818cf8;
    --red: #f43f5e;
    --yellow: #fbbf24;
    --header-h: 58px;
    --radius: 12px;
}

/* ── Light mode overrides ── */
body.light-mode {
    --bg: #f0f2f8;
    --bg2: #ffffff;
    --bg3: #f0f0f8;
    --border: #dde0ee;
    --border2: #c4c8e0;
    --text: #1a1a2e;
    --text2: #5a5a80;
    --price: #16a34a;
    --accent: #4f6ef7;
    --accent2: #6366f1;
}

body.light-mode .header {
    box-shadow: 0 1px 12px rgba(0, 0, 0, 0.08);
}

body.light-mode .header-logo {
    color: #1a1a2e;
}

/* Detail modal text readable in light mode */
body.light-mode .feature-item {
    color: var(--text);
}

body.light-mode .qty-label,
body.light-mode .duration-label,
body.light-mode .total-label {
    color: var(--text2);
}

body.light-mode .qty-num {
    color: var(--text);
}

body.light-mode .detail-total {
    background: #f0f2f8;
}

body.light-mode .contact-note {
    background: rgba(251, 191, 36, 0.1);
    color: #b45309;
    border-color: rgba(251, 191, 36, 0.35);
}

body.light-mode .qty-tip {
    color: #b45309;
}

body.light-mode .dur-btn {
    background: #f8f8fc;
    color: var(--text);
}

body.light-mode .dur-btn:hover:not(.out) {
    background: #eef0ff;
}

body.light-mode .dur-btn.selected {
    background: rgba(79, 110, 247, 0.08);
    color: var(--accent);
}

body.light-mode .dur-btn-label {
    color: var(--text2);
}

body.light-mode .dur-btn-price {
    color: var(--text);
}

body.light-mode .dur-btn.selected .dur-btn-price {
    color: var(--accent);
}

body.light-mode .detail-header h2 {
    color: var(--text);
}

body.light-mode .qty-control {
    background: #f0f2f8;
    border-color: var(--border);
}

body.light-mode .qty-btn {
    color: var(--text);
}

body.light-mode .total-amount {
    color: #16a34a;
}

body.light-mode .ticker-wrap {
    background: #e8eaf4;
}

/* Section title visible on white bg */
body.light-mode .section-title {
    color: #3a3a5c;
}

body.light-mode .section-title::after {
    background: #c8cae8;
}

/* Header nav links */
body.light-mode .header-nav a {
    color: #3a3a5c;
}

body.light-mode .header-nav a:hover {
    color: var(--accent);
    background: rgba(79, 110, 247, 0.08);
}

body.light-mode .banner {
    background: linear-gradient(135deg, #e0e4ff, #ede0ff, #e0f0ff);
}

body.light-mode .banner::before {
    background:
        radial-gradient(circle at 20% 50%, rgba(168, 85, 247, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(79, 110, 247, 0.15) 0%, transparent 50%);
}

body.light-mode .product-card {
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.07);
}

body.light-mode .product-card:hover {
    box-shadow:
        0 0 0 1px rgba(79, 110, 247, 0.3),
        0 6px 24px rgba(79, 110, 247, 0.12),
        0 12px 32px rgba(0, 0, 0, 0.08);
}

body.light-mode .card-price span {
    background: linear-gradient(135deg, #16a34a, #0891b2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

body.light-mode .detail-modal,
body.light-mode .admin-modal {
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

body.light-mode .contact-popup {
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

body.light-mode .dur-btn.selected {
    background: rgba(79, 110, 247, 0.08);
}

body.light-mode .toast {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
    border-color: var(--border);
}

/* Smooth transition when switching theme */
body,
.header,
.product-card,
.card-img,
.detail-modal,
.admin-modal,
.contact-popup,
.banner,
.ticker-wrap,
.dur-btn,
.detail-total,
.contact-note,
.admin-input {
    transition:
        background 0.3s ease,
        background-color 0.3s ease,
        border-color 0.3s ease,
        box-shadow 0.3s ease,
        color 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Be Vietnam Pro', sans-serif;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    font-size: 14px;
}

a {
    color: inherit;
    text-decoration: none;
}

button {
    font-family: inherit;
    cursor: pointer;
}

ul {
    list-style: none;
}

img {
    display: block;
    max-width: 100%;
}

::-webkit-scrollbar {
    width: 5px;
    height: 5px;
}

::-webkit-scrollbar-track {
    background: var(--bg);
}

::-webkit-scrollbar-thumb {
    background: var(--border2);
    border-radius: 3px;
}

/* ─── HEADER ─── */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-h);
    background: var(--bg2);
    border-bottom: 1px solid var(--border);
    z-index: 200;
    display: flex;
    align-items: center;
    padding: 0 20px;
    gap: 16px;
}

.header-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.25rem;
    font-weight: 900;
    white-space: nowrap;
    cursor: pointer;
    transition: transform 0.2s, filter 0.2s;
}

.header-logo:hover {
    transform: scale(1.04);
    filter: brightness(1.1);
}

/* Shop name — animated gradient text */
.header-logo .logo-name {
    background: linear-gradient(90deg,
            #4f6ef7 0%,
            #a855f7 30%,
            #ec4899 55%,
            #4f6ef7 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: logoShine 4s linear infinite;
    letter-spacing: -0.3px;
}

@keyframes logoShine {
    0% {
        background-position: 0% center;
    }

    100% {
        background-position: 200% center;
    }
}

/* Gem icon — gentle float + wobble */
.header-logo .logo-gem {
    font-size: 1.55rem;
    display: inline-block;
    animation: gemFloat 3s ease-in-out infinite;
    filter: drop-shadow(0 0 6px rgba(79, 110, 247, 0.6));
}

@keyframes gemFloat {

    0%,
    100% {
        transform: translateY(0) rotate(-3deg);
    }

    50% {
        transform: translateY(-4px) rotate(3deg);
    }
}

/* SHOP badge — pulsing glow */
.header-logo .logo-badge {
    background: linear-gradient(135deg, #4f6ef7, #7c3aed);
    color: #fff;
    font-size: 0.58rem;
    padding: 3px 7px;
    border-radius: 5px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    box-shadow: 0 0 8px rgba(79, 110, 247, 0.5);
    animation: badgePulse 2.4s ease-in-out infinite;
}

@keyframes badgePulse {

    0%,
    100% {
        box-shadow: 0 0 6px rgba(79, 110, 247, 0.4);
    }

    50% {
        box-shadow: 0 0 14px rgba(124, 58, 237, 0.7);
    }
}

/* Light mode — keep gradient text readable */
body.light-mode .header-logo .logo-name {
    background: linear-gradient(90deg,
            #4f6ef7 0%,
            #7c3aed 35%,
            #ec4899 60%,
            #4f6ef7 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: logoShine 4s linear infinite;
}

.header-nav {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-left: 8px;
}

.header-nav a {
    padding: 7px 14px;
    border-radius: 6px;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--text2);
    transition: 0.15s;
    white-space: nowrap;
}

.header-nav a:hover {
    background: var(--bg3);
    color: var(--text);
}

.header-spacer {
    flex: 1;
}

.header-search {
    position: relative;
    display: flex;
    align-items: center;
}

.header-search input {
    background: var(--bg3);
    border: 1.5px solid var(--border);
    border-radius: 50px;
    padding: 8px 38px 8px 16px;
    font-size: 0.83rem;
    font-family: inherit;
    color: var(--text);
    width: 220px;
    transition: width 0.25s, border-color 0.2s, box-shadow 0.2s;
}

.header-search input:focus {
    outline: none;
    border-color: var(--accent);
    width: 260px;
    box-shadow: 0 0 0 3px rgba(79, 110, 247, 0.12);
}

.header-search input::placeholder {
    color: var(--text2);
}

.header-search .search-btn {
    position: absolute;
    right: 12px;
    background: none;
    border: none;
    color: var(--text2);
    display: flex;
    align-items: center;
    padding: 0;
    cursor: pointer;
    transition: color 0.15s;
}

.header-search .search-btn:hover {
    color: var(--accent);
}

.header-btn {
    width: 36px;
    height: 36px;
    background: var(--bg3);
    border: 1.5px solid var(--border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text2);
    transition: border-color 0.15s, color 0.15s;
}

.header-btn:hover {
    border-color: var(--accent);
    color: var(--text);
}

/* Moon shown in dark mode, sun shown in light mode */
.theme-btn .icon-sun {
    display: none;
}

.theme-btn .icon-moon {
    display: block;
}

body.light-mode .theme-btn .icon-sun {
    display: block;
}

body.light-mode .theme-btn .icon-moon {
    display: none;
}

/* ─── TICKER ─── */
.ticker-wrap {
    margin-top: var(--header-h);
    background: #0a0a14;
    border-bottom: 1px solid var(--border);
    padding: 8px 0;
    overflow: hidden;
}

.ticker {
    display: flex;
    animation: ticker 40s linear infinite;
    white-space: nowrap;
}

.ticker span {
    color: var(--text2);
    font-size: 0.8rem;
    padding: 0 40px;
}

.ticker span b {
    color: var(--price);
}

@keyframes ticker {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-50%);
    }
}

/* ─── BANNER ─── */
.banner {
    width: 100%;
    overflow: hidden;
    position: relative;
    display: block;
    line-height: 0;
    background: #fff;
}

.banner-img {
    width: 100%;
    height: auto;
    display: block;
    image-rendering: -webkit-optimize-contrast;
    filter: contrast(1.08) saturate(1.05) brightness(0.99);
}

.banner-content {
    position: relative;
    z-index: 1;
}

.banner-sub {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 50px;
    padding: 6px 18px;
    font-size: 0.82rem;
    color: #fff;
    margin-bottom: 14px;
    font-weight: 500;
}

.banner-title {
    font-size: clamp(2rem, 5vw, 3.2rem);
    font-weight: 900;
    background: linear-gradient(135deg, #f472b6, #a855f7, #60a5fa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.1;
    letter-spacing: -0.5px;
    cursor: pointer;
}

.banner-title.editable-banner {
    outline: 2px dashed rgba(255, 255, 255, 0.3);
    border-radius: 4px;
    padding: 4px 8px;
}

/* ─── MAIN CONTENT ─── */
.main {
    max-width: 1280px;
    margin: 0 auto;
    padding: 28px 20px 60px;
}

/* ─── SECTION TITLE ─── */
.section-title {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text2);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.section-title::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border);
}

/* ─── PRODUCT GRID ─── */
.product-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
    margin-bottom: 36px;
}

.product-card {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    cursor: pointer;
    transition: transform 0.2s, border-color 0.2s, box-shadow 0.2s;
    position: relative;
}

.product-card:hover {
    transform: translateY(-4px);
    border-color: var(--accent);
    box-shadow: 0 0 20px rgba(79, 110, 247, 0.15);
}

.product-card.selected {
    border-color: var(--yellow);
    box-shadow: 0 0 0 1px var(--yellow), 0 8px 30px rgba(251, 191, 36, 0.15);
}

.product-card.paused {
    opacity: 0.65;
}

/* Card image area */
.card-img {
    width: 100%;
    aspect-ratio: 16/9;
    background: var(--bg3);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.card-img-label {
    font-size: 1.5rem;
    font-weight: 900;
    color: #fff;
    text-align: center;
    padding: 8px;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.8);
    user-select: none;
}

.card-paused-badge {
    position: absolute;
    bottom: 8px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: #fff;
    font-size: 0.65rem;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: 4px;
    letter-spacing: 1px;
    display: none;
}

.product-card.paused .card-paused-badge {
    display: block;
}

/* Card info */
.card-info {
    padding: 10px 12px 14px;
}

/* ─── BEST SELLER BADGE ─── */
.card-hot-badge {
    position: absolute;
    top: 12px;
    left: 0;
    background: rgba(220, 30, 30, 0.15);
    color: #cc2222;
    font-size: 0.68rem;
    font-weight: 600;
    font-family: 'Be Vietnam Pro', sans-serif;
    letter-spacing: 1px;
    text-transform: uppercase;
    padding: 4px 10px;
    border-radius: 0 4px 4px 0;
    backdrop-filter: blur(4px);
    border: 1px solid rgba(220, 30, 30, 0.25);
    animation: badgeGlow 2.5s ease-in-out infinite;
    z-index: 5;
    white-space: nowrap;
}

/* Small fold shadow at bottom-left */
.card-hot-badge::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -4px;
    width: 0;
    height: 0;
    border-top: 4px solid rgba(220, 30, 30, 0.3);
    border-left: 4px solid transparent;
}

@keyframes badgeGlow {

    0%,
    100% {
        background: rgba(220, 30, 30, 0.12);
        border-color: rgba(220, 30, 30, 0.2);
    }

    50% {
        background: rgba(220, 30, 30, 0.28);
        border-color: rgba(220, 30, 30, 0.45);
    }
}

@keyframes badgePulseClean {

    0%,
    100% {
        opacity: 1;
        box-shadow: 2px 2px 6px rgba(0, 0, 0, 0.3);
    }

    50% {
        opacity: 0.88;
        box-shadow: 2px 2px 14px rgba(212, 0, 15, 0.5);
    }
}

/* Card border accent — subtle */
.product-card.has-badge {
    border-color: rgba(212, 0, 15, 0.3);
}

.product-card.has-badge:hover {
    border-color: rgba(212, 0, 15, 0.55);
}

.card-name {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 5px;
    line-height: 1.35;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: 2.2em;
}

.card-price {
    font-size: 0.78rem;
    color: var(--text2);
}

.card-price span {
    color: var(--price);
    font-weight: 700;
}

/* Admin edit overlay */
.card-edit-btn {
    position: absolute;
    top: 8px;
    right: 8px;
    background: rgba(0, 0, 0, 0.75);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 6px;
    color: #fff;
    padding: 5px 10px;
    font-size: 0.72rem;
    font-weight: 600;
    display: none;
    z-index: 10;
    transition: 0.15s;
}

.card-edit-btn:hover {
    background: var(--accent);
    border-color: var(--accent);
}

body.admin-mode .card-edit-btn {
    display: block;
}

/* "Sản phẩm tạm ngưng" toggle */
.paused-toggle {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 16px;
    justify-content: flex-end;
}

.paused-toggle-btn {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text2);
    padding: 7px 14px;
    font-size: 0.78rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 7px;
    transition: 0.15s;
}

.paused-toggle-btn:hover {
    border-color: var(--accent2);
    color: var(--text);
}

.paused-count {
    background: var(--border2);
    border-radius: 50px;
    padding: 1px 7px;
    font-size: 0.7rem;
}


/* --- PAUSED SECTION BLOCK --- */
.paused-section {
    margin-top: 32px;
    margin-bottom: 36px;
}

.paused-section-toggle {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 12px;
    background: linear-gradient(135deg, rgba(251, 191, 36, 0.08), rgba(251, 191, 36, 0.03));
    border: 1.5px dashed rgba(251, 191, 36, 0.35);
    border-radius: 12px;
    color: #fbbf24;
    padding: 14px 20px;
    font-size: 0.83rem;
    font-weight: 700;
    font-family: inherit;
    cursor: pointer;
    transition: border-color 0.2s, background 0.2s, box-shadow 0.2s;
    margin-bottom: 20px;
    text-align: left;
    letter-spacing: 0.2px;
}

.paused-section-toggle:hover {
    border-color: rgba(251, 191, 36, 0.7);
    background: linear-gradient(135deg, rgba(251, 191, 36, 0.13), rgba(251, 191, 36, 0.06));
    box-shadow: 0 0 18px rgba(251, 191, 36, 0.1);
}

body.light-mode .paused-section-toggle {
    background: linear-gradient(135deg, rgba(251, 191, 36, 0.06), rgba(255, 255, 255, 0.9));
    border-color: rgba(251, 191, 36, 0.4);
    color: #b45309;
}

body.light-mode .paused-section-toggle:hover {
    background: linear-gradient(135deg, rgba(251, 191, 36, 0.12), rgba(255, 255, 255, 1));
}

.paused-toggle-icon {
    font-size: 0.7rem;
    opacity: 0.7;
    transition: transform 0.2s;
    flex-shrink: 0;
}

.paused-section-toggle .paused-count {
    background: rgba(251, 191, 36, 0.2);
    color: #fbbf24;
    border-radius: 50px;
    padding: 2px 10px;
    font-size: 0.7rem;
    font-weight: 800;
    margin-left: auto;
    border: 1px solid rgba(251, 191, 36, 0.25);
}

body.light-mode .paused-section-toggle .paused-count {
    color: #b45309;
    background: rgba(251, 191, 36, 0.15);
    border-color: rgba(251, 191, 36, 0.3);
}

.paused-grid {
    opacity: 0.78;
    margin-top: 4px;
}

/* ─── DETAIL MODAL ─── */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(6px);
    z-index: 400;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: 0.2s;
}

.modal-overlay.open {
    opacity: 1;
    visibility: visible;
}

.detail-modal {
    background: var(--bg2);
    border: 1px solid var(--border2);
    border-radius: 16px;
    width: 560px;
    max-width: 94vw;
    max-height: 88vh;
    display: flex;
    flex-direction: column;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
    transform: scale(0.94) translateY(16px);
    transition: 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.modal-overlay.open .detail-modal {
    transform: scale(1) translateY(0);
}

.detail-header {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 18px 22px;
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}

.detail-header h2 {
    flex: 1;
    font-size: 1rem;
    font-weight: 700;
    line-height: 1.3;
}

.detail-close {
    width: 32px;
    height: 32px;
    background: var(--bg3);
    border: 1px solid var(--border);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text2);
    font-size: 1rem;
    transition: 0.15s;
    flex-shrink: 0;
}

.detail-close:hover {
    background: rgba(244, 63, 94, 0.15);
    border-color: var(--red);
    color: var(--red);
}

.detail-body {
    overflow-y: auto;
    flex: 1;
    padding: 20px 22px;
}

/* Feature list */
.feature-list {
    margin-bottom: 20px;
    display: flex;
    flex-direction: column;
    gap: 9px;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 9px;
    font-size: 0.82rem;
    line-height: 1.5;
    color: #ccc;
}

.feature-dot {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    flex-shrink: 0;
    margin-top: 1px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.65rem;
    font-weight: 700;
}

.feature-dot.good {
    background: rgba(74, 222, 128, 0.15);
    color: var(--price);
    border: 1px solid rgba(74, 222, 128, 0.3);
}

.feature-dot.warn {
    background: rgba(244, 63, 94, 0.12);
    color: var(--red);
    border: 1px solid rgba(244, 63, 94, 0.3);
}

.feature-dot.info {
    background: rgba(79, 110, 247, 0.12);
    color: var(--accent2);
    border: 1px solid rgba(79, 110, 247, 0.3);
}

/* Quantity */
.qty-row {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 8px;
}

.qty-label {
    font-size: 0.82rem;
    color: var(--text2);
    font-weight: 600;
}

.qty-control {
    display: flex;
    align-items: center;
    gap: 0;
    background: var(--bg3);
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
}

.qty-btn {
    width: 34px;
    height: 34px;
    background: none;
    border: none;
    color: var(--text);
    font-size: 1.1rem;
    transition: 0.15s;
}

.qty-btn:hover {
    background: var(--border);
}

.qty-num {
    width: 40px;
    text-align: center;
    font-size: 0.9rem;
    font-weight: 700;
    border: none;
    border-left: 1px solid var(--border);
    border-right: 1px solid var(--border);
    height: 34px;
    line-height: 34px;
}

.qty-tip {
    font-size: 0.74rem;
    color: var(--yellow);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 6px;
}

/* Duration buttons */
.duration-label {
    font-size: 0.82rem;
    color: var(--text2);
    font-weight: 600;
    margin-bottom: 10px;
}

.duration-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin-bottom: 18px;
}

.dur-btn {
    background: var(--bg3);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 12px 14px;
    text-align: center;
    text-align: left;
    transition: 0.15s;
    position: relative;
    color: var(--text);
}

.dur-btn:hover:not(.out) {
    border-color: var(--accent);
}

.dur-btn.selected {
    border-color: var(--accent);
    background: rgba(79, 110, 247, 0.1);
}

.dur-btn.out {
    opacity: 0.5;
    cursor: not-allowed;
}

.dur-btn-label {
    font-size: 0.76rem;
    color: var(--text2);
    margin-bottom: 4px;
}

.dur-btn-price {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text);
}

.dur-btn.selected .dur-btn-price {
    color: var(--accent2);
}


/* Duration button with desc — top row (label + price inline) */
.dur-btn-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 8px;
}

.dur-btn-top .dur-btn-label {
    font-size: 0.76rem;
    color: var(--text2);
    margin-bottom: 0;
}

.dur-btn-top .dur-btn-price {
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--text);
    white-space: nowrap;
}

.dur-btn.selected .dur-btn-top .dur-btn-price {
    color: var(--accent2);
}

.dur-btn-desc {
    font-size: 0.68rem;
    color: var(--text2);
    margin-top: 5px;
    line-height: 1.4;
    text-align: left;
    opacity: 0.85;
}

.dur-btn.selected .dur-btn-desc {
    color: var(--accent2);
    opacity: 0.8;
}

body.light-mode .dur-btn-desc {
    color: #6060a0;
}

body.light-mode .dur-btn.selected .dur-btn-desc {
    color: var(--accent);
}

.out-badge {
    position: absolute;
    top: -1px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--red);
    color: #fff;
    font-size: 0.6rem;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: 4px;
    letter-spacing: 0.5px;
    white-space: nowrap;
}

/* Total */
.detail-total {
    background: var(--bg3);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 14px 18px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}

.total-label {
    font-size: 0.88rem;
    color: var(--text2);
    font-weight: 600;
}

.total-amount {
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--price);
}

.contact-note {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(251, 191, 36, 0.07);
    border: 1px solid rgba(251, 191, 36, 0.2);
    border-radius: 8px;
    padding: 10px 14px;
    font-size: 0.78rem;
    color: var(--yellow);
    margin-bottom: 14px;
}

.detail-actions {
    display: flex;
    gap: 10px;
}

.btn-buy {
    flex: 1;
    padding: 13px;
    background: linear-gradient(135deg, #4f6ef7, #7c3aed);
    border: none;
    border-radius: 8px;
    color: #fff;
    font-size: 0.88rem;
    font-weight: 700;
    font-family: inherit;
    transition: 0.2s;
}

.btn-buy:hover {
    opacity: 0.9;
    transform: translateY(-1px);
}

.btn-buy:disabled {
    background: linear-gradient(135deg, #2a2a3a, #1e1e2e);
    cursor: not-allowed;
    opacity: 0.5;
    transform: none !important;
}

/* ─── CONTACT POPUP ─── */
.contact-popup-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    z-index: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: 0.2s;
}

.contact-popup-overlay.open {
    opacity: 1;
    visibility: visible;
}

.contact-popup {
    background: var(--bg2);
    border: 1px solid var(--border2);
    border-radius: 16px;
    padding: 24px 28px 28px;
    width: 360px;
    max-width: 92vw;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.7);
    transform: scale(0.9) translateY(20px);
    transition: 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.contact-popup-overlay.open .contact-popup {
    transform: scale(1) translateY(0);
}

.contact-popup-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 10px;
}

.contact-popup-header span {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text);
}

.contact-popup-close {
    width: 28px;
    height: 28px;
    background: var(--bg3);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text2);
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: 0.15s;
}

.contact-popup-close:hover {
    background: rgba(244, 63, 94, 0.15);
    border-color: var(--red);
    color: var(--red);
}

.contact-popup-note {
    font-size: 0.8rem;
    color: var(--text2);
    margin-bottom: 20px;
    line-height: 1.5;
}

.contact-popup-btns {
    display: flex;
    gap: 12px;
}

.contact-popup-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 18px;
    border-radius: 10px;
    font-size: 0.95rem;
    font-weight: 700;
    font-family: inherit;
    text-decoration: none;
    transition: 0.2s;
    border: none;
    cursor: pointer;
}

.contact-popup-btn:hover {
    transform: translateY(-2px);
    opacity: 0.92;
}

.contact-popup-btn.zalo {
    background: #0068FF;
    color: #fff;
    box-shadow: 0 4px 16px rgba(0, 104, 255, 0.35);
}

.contact-popup-btn.zalo:hover {
    background: #0055d4;
    box-shadow: 0 6px 24px rgba(0, 104, 255, 0.5);
}

.contact-popup-btn.facebook {
    background: #1877F2;
    color: #fff;
    box-shadow: 0 4px 16px rgba(24, 119, 242, 0.35);
}

.contact-popup-btn.facebook:hover {
    background: #1465d0;
    box-shadow: 0 6px 24px rgba(24, 119, 242, 0.5);
}


.contact-popup-btn.facebook.disabled {
    opacity: 0.42;
    cursor: not-allowed;
    pointer-events: none;
    filter: grayscale(0.4);
    box-shadow: none;
}

.btn-msg {
    flex: 1;
    padding: 13px;
    background: var(--bg3);
    border: 1px solid var(--border2);
    border-radius: 8px;
    color: var(--text);
    font-size: 0.88rem;
    font-weight: 600;
    font-family: inherit;
    transition: 0.2s;
}

.btn-msg:hover {
    border-color: var(--accent2);
}

/* ─── ADMIN MODAL ─── */
.admin-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.8);
    z-index: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: 0.2s;
}

.admin-modal-overlay.open {
    opacity: 1;
    visibility: visible;
}

.admin-modal {
    background: var(--bg2);
    border: 1px solid var(--border2);
    border-radius: 14px;
    width: 640px;
    max-width: 94vw;
    max-height: 88vh;
    display: flex;
    flex-direction: column;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.7);
    transform: scale(0.95);
    transition: 0.2s;
}

.admin-modal-overlay.open .admin-modal {
    transform: scale(1);
}

.admin-modal-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.admin-modal-header h2 {
    font-size: 0.95rem;
    font-weight: 700;
}

.admin-modal-body {
    padding: 20px;
    overflow-y: auto;
    flex: 1;
}

.admin-field {
    margin-bottom: 16px;
}

.admin-field label {
    display: block;
    font-size: 0.76rem;
    font-weight: 600;
    color: var(--text2);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 7px;
}

.admin-input {
    width: 100%;
    background: var(--bg3);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 10px 14px;
    font-size: 0.85rem;
    font-family: inherit;
    color: var(--text);
    transition: 0.15s;
}

.admin-input:focus {
    outline: none;
    border-color: var(--accent);
}

.admin-img-preview {
    width: 100%;
    height: 140px;
    background: var(--bg3);
    border: 1px solid var(--border);
    border-radius: 8px;
    background-size: cover;
    background-position: center;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text2);
    font-size: 0.82rem;
    overflow: hidden;
}

.admin-img-row {
    display: flex;
    gap: 8px;
    align-items: center;
}

.admin-upload-btn {
    background: var(--bg3);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 9px 14px;
    color: var(--text2);
    font-size: 0.8rem;
    font-weight: 600;
    white-space: nowrap;
    transition: 0.15s;
}

.admin-upload-btn:hover {
    border-color: var(--accent2);
    color: var(--text);
}

/* Duration editor in admin */
.dur-editor {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.dur-row {
    display: grid;
    grid-template-columns: 1fr 1.4fr 1fr auto;
    gap: 8px;
    align-items: center;
}

.dur-row-label {
    font-size: 0.75rem;
    color: var(--text2);
    font-weight: 500;
    padding: 0 4px;
}

.admin-toggle-row {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 4px;
}

.admin-toggle {
    position: relative;
    width: 42px;
    height: 22px;
    cursor: pointer;
}

.admin-toggle input {
    opacity: 0;
    width: 0;
    height: 0;
}

.admin-toggle-slider {
    position: absolute;
    inset: 0;
    background: var(--border2);
    border-radius: 50px;
    transition: 0.2s;
}

.admin-toggle-slider::before {
    content: '';
    position: absolute;
    left: 3px;
    bottom: 3px;
    width: 16px;
    height: 16px;
    background: #fff;
    border-radius: 50%;
    transition: 0.2s;
}

.admin-toggle input:checked+.admin-toggle-slider {
    background: var(--price);
}

.admin-toggle input:checked+.admin-toggle-slider::before {
    transform: translateX(20px);
}

.admin-features-list {
    display: flex;
    flex-direction: column;
    gap: 7px;
}

.admin-feat-row {
    display: flex;
    gap: 8px;
    align-items: center;
}

.feat-type-select {
    background: var(--bg3);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 7px 8px;
    color: var(--text);
    font-size: 0.78rem;
    font-family: inherit;
    flex-shrink: 0;
    width: 80px;
}

.feat-type-select:focus {
    outline: none;
    border-color: var(--accent);
}

.btn-remove-feat {
    background: none;
    border: none;
    color: var(--text2);
    font-size: 1rem;
    padding: 4px 6px;
    border-radius: 4px;
    transition: 0.15s;
}

.btn-remove-feat:hover {
    color: var(--red);
}

.btn-add-feat {
    background: var(--bg3);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--price);
    font-size: 0.78rem;
    font-weight: 600;
    padding: 8px 14px;
    margin-top: 6px;
    transition: 0.15s;
}

.btn-add-feat:hover {
    border-color: var(--price);
}

.admin-modal-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--border);
    display: flex;
    gap: 10px;
    justify-content: flex-end;
}

.btn-save {
    background: var(--accent);
    border: none;
    border-radius: 8px;
    color: #fff;
    padding: 10px 24px;
    font-size: 0.85rem;
    font-weight: 700;
    font-family: inherit;
    transition: 0.15s;
}

.btn-save:hover {
    background: var(--accent2);
}

.btn-cancel {
    background: var(--bg3);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text2);
    padding: 10px 20px;
    font-size: 0.85rem;
    font-family: inherit;
    transition: 0.15s;
}

.btn-cancel:hover {
    border-color: var(--border2);
    color: var(--text);
}

/* ─── ADMIN BAR ─── */
.admin-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(79, 110, 247, 0.95);
    backdrop-filter: blur(10px);
    padding: 10px 20px;
    display: none;
    align-items: center;
    justify-content: space-between;
    z-index: 300;
    font-size: 0.82rem;
}

body.admin-mode .admin-bar {
    display: flex;
}

.admin-bar-label {
    font-weight: 700;
    color: #fff;
    display: flex;
    align-items: center;
    gap: 8px;
}

.admin-bar-btns {
    display: flex;
    gap: 8px;
}

.admin-bar-btn {
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 6px;
    padding: 6px 14px;
    color: #fff;
    font-size: 0.78rem;
    font-weight: 600;
    font-family: inherit;
    transition: 0.15s;
}

.admin-bar-btn:hover {
    background: rgba(255, 255, 255, 0.25);
}

.admin-bar-btn.danger {
    background: rgba(244, 63, 94, 0.2);
    border-color: rgba(244, 63, 94, 0.4);
}

.admin-bar-btn.danger:hover {
    background: rgba(244, 63, 94, 0.35);
}

/* ─── TOAST ─── */
.toast-wrap {
    position: fixed;
    top: 72px;
    right: 20px;
    z-index: 600;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.toast {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-left: 3px solid var(--price);
    border-radius: 8px;
    padding: 11px 16px;
    font-size: 0.8rem;
    color: var(--text);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
    animation: toastIn 0.3s ease, toastOut 0.3s ease 2.5s forwards;
    max-width: 300px;
}

.toast.warn {
    border-left-color: var(--yellow);
}

@keyframes toastIn {
    from {
        opacity: 0;
        transform: translateX(30px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes toastOut {
    to {
        opacity: 0;
        transform: translateX(30px);
    }
}

/* ─── RESPONSIVE ─── */
@media (max-width: 1024px) {
    .product-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .product-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .header-nav {
        display: none;
    }

    .header-search input {
        width: 160px;
    }

    .header-search input:focus {
        width: 180px;
    }

    .banner {
        height: 160px;
    }

    .banner-title {
        font-size: 1.8rem;
    }
}

@media (max-width: 480px) {
    .header-search {
        display: none;
    }

    .dur-row {
        grid-template-columns: 1fr 1fr auto;
    }
}

/* ─── TERMS PAGE ─── */
.terms-wrap {
    max-width: 760px;
    margin: 0 auto;
    padding: 36px 24px 80px;
}

.terms-back {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text2);
    padding: 10px 18px;
    font-size: 0.85rem;
    font-weight: 600;
    font-family: inherit;
    margin-bottom: 32px;
    transition: 0.15s;
}

.terms-back:hover {
    border-color: var(--accent2);
    color: var(--text);
}

.terms-box {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 36px 40px;
}

.terms-h1 {
    font-size: 1.8rem;
    font-weight: 900;
    text-align: center;
    margin-bottom: 8px;
    line-height: 1.2;
    color: var(--text);
    letter-spacing: -0.5px;
}

.terms-h1 span {
    display: block;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--accent2);
    margin-top: 8px;
    letter-spacing: 1px;
    text-transform: uppercase;
}

/* Divider under h1 */
.terms-h1+* {
    margin-top: 28px;
}

.terms-h2 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--accent);
    margin: 28px 0 12px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border);
    letter-spacing: 0.2px;
}

.terms-p {
    font-size: 0.92rem;
    color: var(--text);
    line-height: 1.8;
    margin-bottom: 12px;
    opacity: 0.85;
}

.terms-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 14px;
}

.terms-list li {
    font-size: 0.9rem;
    color: var(--text);
    line-height: 1.65;
    padding-left: 22px;
    position: relative;
    opacity: 0.85;
}

.terms-list li::before {
    content: '✔';
    position: absolute;
    left: 0;
    color: var(--price);
    font-weight: 700;
    font-size: 0.8rem;
    top: 2px;
}

.terms-list.warn li::before {
    content: '✕';
    color: var(--red);
}

.terms-footer {
    margin-top: 36px;
    padding-top: 18px;
    border-top: 1px solid var(--border);
    font-size: 0.82rem;
    color: var(--text2);
    text-align: center;
    font-style: italic;
}

@media (max-width: 600px) {
    .terms-box {
        padding: 24px 18px;
    }

    .terms-h1 {
        font-size: 1.2rem;
    }
}

/* ═══════════════════════════════════════════
   CARD VISUAL ENHANCEMENTS
═══════════════════════════════════════════ */

/* ── Shimmer sweep on hover ── */
.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -80%;
    width: 55%;
    height: 100%;
    background: linear-gradient(90deg,
            transparent,
            rgba(255, 255, 255, 0.06),
            transparent);
    transform: skewX(-18deg);
    z-index: 3;
    pointer-events: none;
}

.product-card:hover::before {
    animation: card-shine 0.65s ease forwards;
}

@keyframes card-shine {
    to {
        left: 130%;
    }
}

/* ── Image overlay gradient (better readability) ── */
.card-img::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 55%;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.65) 0%, transparent 100%);
    pointer-events: none;
    z-index: 1;
}

/* ── Neon border glow on hover ── */
.product-card:hover {
    border-color: rgba(79, 110, 247, 0.7);
    box-shadow:
        0 0 0 1px rgba(79, 110, 247, 0.25),
        0 0 20px rgba(79, 110, 247, 0.18),
        0 0 40px rgba(79, 110, 247, 0.08),
        0 8px 24px rgba(0, 0, 0, 0.4);
}

/* ── Selected card pulse ring ── */
@keyframes selectedPulse {

    0%,
    100% {
        box-shadow:
            0 0 0 1px var(--yellow),
            0 0 16px rgba(251, 191, 36, 0.3),
            0 8px 24px rgba(0, 0, 0, 0.4);
    }

    50% {
        box-shadow:
            0 0 0 3px var(--yellow),
            0 0 30px rgba(251, 191, 36, 0.55),
            0 8px 24px rgba(0, 0, 0, 0.4);
    }
}

.product-card.selected {
    border-color: var(--yellow);
    animation: selectedPulse 1.8s ease infinite;
}

/* ── Card entrance stagger ── */
@keyframes cardIn {
    from {
        opacity: 0;
        transform: translateY(22px) scale(0.97);
    }

    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.product-card {
    animation: cardIn 0.45s cubic-bezier(0.34, 1.3, 0.64, 1) both;
}

.product-card:nth-child(1) {
    animation-delay: 0.04s;
}

.product-card:nth-child(2) {
    animation-delay: 0.08s;
}

.product-card:nth-child(3) {
    animation-delay: 0.12s;
}

.product-card:nth-child(4) {
    animation-delay: 0.16s;
}

.product-card:nth-child(5) {
    animation-delay: 0.20s;
}

.product-card:nth-child(6) {
    animation-delay: 0.24s;
}

.product-card:nth-child(7) {
    animation-delay: 0.28s;
}

.product-card:nth-child(8) {
    animation-delay: 0.32s;
}

.product-card:nth-child(9) {
    animation-delay: 0.36s;
}

.product-card:nth-child(10) {
    animation-delay: 0.40s;
}

.product-card:nth-child(11) {
    animation-delay: 0.44s;
}

.product-card:nth-child(12) {
    animation-delay: 0.48s;
}

.product-card:nth-child(n+13) {
    animation-delay: 0.52s;
}

/* ── Price gradient text + bigger ── */
.card-price {
    font-size: 0.8rem;
    margin-top: 4px;
}

.card-price span {
    background: linear-gradient(135deg, #4ade80 0%, #22d3ee 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 0.95rem;
    letter-spacing: 0.2px;
}

/* ── Card name cleaner hover color ── */
.product-card:hover .card-name {
    color: #fff;
}

/* ── Card image label (text on gradient bg) ── */
.card-img-label {
    position: relative;
    z-index: 2;
    font-size: clamp(0.95rem, 2.5vw, 1.5rem);
    text-shadow:
        0 2px 12px rgba(0, 0, 0, 0.9),
        0 0 30px rgba(0, 0, 0, 0.6);
    line-height: 1.2;
    letter-spacing: -0.3px;
}

/* ── Section title pop ── */
.section-title {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 2.5px;
    color: var(--accent, #4f6ef7);
    margin-bottom: 18px;
}


.section-title::after {
    background: linear-gradient(90deg, var(--border), transparent);
}

/* ── Product grid subtle separator ── */
.product-grid {
    padding-bottom: 8px;
}

/* ── Paused card dim + badge styled ── */
.product-card.paused .card-img {
    filter: grayscale(35%) brightness(0.75);
}

.card-paused-badge {
    background: rgba(244, 63, 94, 0.85);
    border: 1px solid rgba(244, 63, 94, 0.5);
    backdrop-filter: blur(4px);
    letter-spacing: 1.5px;
}

/* ── Price "chỉ từ" muted differently ── */
.card-price {
    display: flex;
    align-items: baseline;
    gap: 5px;
    flex-wrap: wrap;
}

/* ── Card hover lift ── */
.product-card:hover {
    transform: translateY(-6px);
}

/* Override for paused cards (less lift) */
.product-card.paused:hover {
    transform: translateY(-3px);
}

/* ── Banner glow pulse ── */
@keyframes bannerGlow {

    0%,
    100% {
        text-shadow: 0 0 40px rgba(244, 114, 182, 0.3);
    }

    50% {
        text-shadow: 0 0 80px rgba(168, 85, 247, 0.5), 0 0 120px rgba(96, 165, 250, 0.3);
    }
}

.banner-title {
    animation: bannerGlow 3s ease-in-out infinite;
}

/* ── Banner sub pill animate ── */
@keyframes pillPop {
    from {
        opacity: 0;
        transform: scale(0.85) translateY(8px);
    }

    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.banner-sub {
    animation: pillPop 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) 0.2s both;
}

/* ── Card image zoom on hover ── */
.card-img {
    transition: transform 0.4s cubic-bezier(0.34, 1.2, 0.64, 1);
}

.product-card:hover .card-img {
    transform: scale(1.04);
}

/* ── Clip the zoom inside the card (already hidden by overflow:hidden on card) ── */
.card-img {
    transform-origin: center;
}

/* ── "chỉ từ" text style ── */
.card-price {
    color: rgba(136, 136, 168, 0.8);
    font-weight: 500;
}

/* ── Active grid container glow effect ── */
#activeGrid {
    position: relative;
}

/* ── Scrollbar on detail body ── */
.detail-body::-webkit-scrollbar {
    width: 3px;
}

.detail-body::-webkit-scrollbar-thumb {
    background: var(--accent);
    border-radius: 2px;
}

/* ─── FLOATING CONTACT BUTTON ─── */
.float-contact-btn {
    position: fixed;
    bottom: 28px;
    right: 28px;
    z-index: 250;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 11px 18px 11px 13px;
    border-radius: 50px;
    border: none;
    font-family: inherit;
    font-size: 0.88rem;
    font-weight: 600;
    color: #fff;
    cursor: pointer;
    background: #1c1c2e;
    box-shadow:
        0 2px 12px rgba(0, 0, 0, 0.2),
        0 4px 24px rgba(0, 0, 0, 0.15);
    animation: floatBounceIn 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) 0.8s both;
    transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
    position: relative;
    z-index: 1;
}

.float-contact-btn:hover {
    background: #2d2d44;
    transform: translateY(-3px);
    box-shadow:
        0 4px 16px rgba(0, 0, 0, 0.25),
        0 8px 32px rgba(0, 0, 0, 0.15);
}

.float-contact-btn:active {
    transform: translateY(-1px) scale(0.98);
}

.float-contact-icon {
    font-size: 1rem;
    line-height: 1;
    display: flex;
    align-items: center;
}

.float-contact-label {
    white-space: nowrap;
}

/* Pulse red dot (online indicator) */
.float-contact-btn::after {
    content: '';
    position: absolute;
    top: 6px;
    right: 8px;
    width: 8px;
    height: 8px;
    background: #f43f5e;
    border-radius: 50%;
    border: 2px solid #fff;
    animation: floatPulse 1.8s ease infinite;
}

@keyframes floatPulse {

    0%,
    100% {
        transform: scale(1);
        opacity: 1;
    }

    50% {
        transform: scale(1.4);
        opacity: 0.7;
    }
}

@keyframes floatBounceIn {
    from {
        opacity: 0;
        transform: translateY(30px) scale(0.7);
    }

    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* ─── FAB POPUP CARD ─── */
.fab-popup {
    position: absolute;
    bottom: calc(100% + 18px);
    z-index: 9000;
    right: 0;
    width: 288px;
    background: transparent;
    box-shadow: none;
    overflow: visible;
    opacity: 0;
    pointer-events: none;
    transform: translateY(12px) scale(0.94);
    transform-origin: bottom right;
    transition: opacity 0.22s, transform 0.25s cubic-bezier(0.34, 1.4, 0.64, 1);
    display: flex;
    flex-direction: column;
    gap: 10px;
}

/* no drag handle */


.fab-wrap.open .fab-popup {
    opacity: 1;
    pointer-events: all;
    transform: translateY(0) scale(1);
}

.fab-popup-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 18px;
    text-decoration: none;
    background: #fff;
    border-radius: 14px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.10), 0 1px 4px rgba(0, 0, 0, 0.06);
    transition: box-shadow 0.18s, transform 0.18s;
}

.fab-popup-item:hover {
    box-shadow: 0 8px 28px rgba(0, 0, 0, 0.14);
    transform: translateY(-2px);
}


.fab-popup-icon {
    width: 46px;
    height: 46px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.fab-fb-icon {
    background: #1877F2;
}

.fab-zalo-icon {
    background: #0068FF;
}

.fab-popup-text {
    display: flex;
    flex-direction: column;
}

.fab-popup-name {
    font-size: 0.92rem;
    font-weight: 700;
    color: #1a1a2e;
    line-height: 1.3;
}

.fab-popup-sub {
    font-size: 0.78rem;
    color: #999;
    margin-top: 3px;
}

/* Dark mode popup */
body:not(.light-mode) .fab-popup {
    background: #1a1a28;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
}

body:not(.light-mode) .fab-popup-item {
    border-bottom-color: #2a2a3a;
}

body:not(.light-mode) .fab-popup-item:hover {
    background: #22223a;
}

body:not(.light-mode) .fab-popup-name {
    color: #e8e8f0;
}

body:not(.light-mode) .fab-popup-sub {
    color: #8888a8;
}

/* Light mode float button */
body.light-mode .float-contact-btn,
body.light-mode .float-contact-btn:hover {
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15), 0 4px 20px rgba(0, 0, 0, 0.1);
}

@media (max-width: 480px) {
    .float-contact-btn {
        bottom: 20px;
        right: 16px;
        padding: 11px 16px 11px 12px;
        font-size: 0.82rem;
    }
}

/* ─── FAB SPEED DIAL ─── */
.fab-wrap {
    position: fixed;
    bottom: 28px;
    right: 28px;
    z-index: 250;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

/* The stacked circle items (hidden by default) */
.fab-items {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    pointer-events: none;
}

/* Each circle item */
.fab-item {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 700;
    text-decoration: none;
    color: #fff;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);
    transition: transform 0.2s, box-shadow 0.2s;

    /* Hidden by default — slide down & fade out */
    opacity: 0;
    transform: translateY(20px) scale(0.7);
    transition: opacity 0.25s, transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.fab-item:hover {
    transform: translateY(0) scale(1.12) !important;
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.35);
}

/* Zalo */
.fab-zalo {
    background: #0068FF;
    box-shadow: 0 4px 16px rgba(0, 104, 255, 0.4);
}

/* Facebook */
.fab-facebook {
    background: #1877F2;
    box-shadow: 0 4px 16px rgba(24, 119, 242, 0.4);
}

/* Close X */
.fab-close {
    background: rgba(100, 100, 140, 0.9);
    font-size: 1.1rem;
    color: #fff;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}

/* Open state: reveal items */
.fab-wrap.open .fab-items {
    pointer-events: all;
}

.fab-wrap.open .fab-item {
    opacity: 1;
    transform: translateY(0) scale(1);
}

/* Stagger the animation */
.fab-wrap.open .fab-zalo {
    transition-delay: 0.08s;
}

.fab-wrap.open .fab-facebook {
    transition-delay: 0.04s;
}

.fab-wrap.open .fab-close {
    transition-delay: 0s;
}

/* Hide labels inside fab-items when it's open (tooltip on hover) */
.fab-item[title]:hover::after {
    content: attr(title);
    position: absolute;
    right: 58px;
    background: rgba(20, 20, 32, 0.9);
    color: #fff;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 5px 10px;
    border-radius: 6px;
    white-space: nowrap;
    pointer-events: none;
    font-family: 'Be Vietnam Pro', sans-serif;
}

/* Keep position: relative so tooltip works */
.fab-item {
    position: relative;
}

@media (max-width: 480px) {
    .fab-wrap {
        bottom: 20px;
        right: 16px;
    }
}

/* --- FOOTER --- */
.site-footer {
    border-top: 1px solid var(--border);
    margin-top: 48px;
    padding: 20px 0;
}

.footer-line {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
    font-size: 0.75rem;
    color: var(--text2);
    opacity: 0.55;
}

.footer-line a {
    color: var(--text2);
    text-decoration: none;
}

.footer-line a:hover {
    opacity: 1;
    color: var(--accent);
}

.footer-sep {
    opacity: 0.5;
    user-select: none;
}

/* ─── WELCOME MODAL ─── */

/* Backdrop */
.wp-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.65);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 9998;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.35s ease;
}

.wp-backdrop.show {
    opacity: 1;
    pointer-events: all;
}

/* Modal card */
.welcome-popup {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -44%) scale(0.92);
    width: min(520px, 92vw);
    background: #fff;
    border-radius: 14px;
    box-shadow:
        0 20px 50px rgba(0, 0, 0, 0.28),
        0 4px 14px rgba(0, 0, 0, 0.12);
    z-index: 9999;
    overflow: hidden;
    opacity: 0;
    pointer-events: none;
    transition: transform 0.42s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.28s ease;
    padding: 30px 36px 24px;
}

.welcome-popup.show {
    transform: translate(-50%, -50%) scale(1);
    opacity: 1;
    pointer-events: all;
}

.welcome-popup.hide {
    transform: translate(-50%, -44%) scale(0.9);
    opacity: 0;
    pointer-events: none;
}

/* Subtle glow top-right */
.wp-glow {
    position: absolute;
    top: -60px;
    right: -60px;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(79, 110, 247, 0.12) 0%, transparent 70%);
    pointer-events: none;
}

/* Close button */
.wp-close {
    position: absolute;
    top: 14px;
    right: 16px;
    background: rgba(0, 0, 0, 0.06);
    border: none;
    font-size: 0.8rem;
    color: #777;
    cursor: pointer;
    width: 26px;
    height: 26px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.15s, color 0.15s;
}

.wp-close:hover {
    background: rgba(0, 0, 0, 0.12);
    color: #333;
}

/* Header */
.wp-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1.5px solid #eee;
}

.wp-header-icon {
    font-size: 1.3rem;
}

.wp-header-text {
    font-size: 0.85rem;
    font-weight: 800;
    color: #1e293b;
    letter-spacing: 0.3px;
    text-transform: uppercase;
}

/* Contact rows */
.wp-rows {
    display: flex;
    flex-direction: column;
    gap: 13px;
}

.wp-row {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.88rem;
}

.wp-row-icon {
    font-size: 1.05rem;
    flex-shrink: 0;
}

.wp-row-label {
    color: #374151;
    font-weight: 600;
    flex-shrink: 0;
}

.wp-row-link {
    color: #2563eb;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.15s;
}

.wp-row-link:hover {
    color: #1d4ed8;
    text-decoration: underline;
}

.wp-row-highlight {
    color: #dc2626;
    font-weight: 800;
    font-size: 0.98rem;
    letter-spacing: 0.5px;
    text-decoration: none;
    transition: color 0.15s;
}

.wp-row-highlight:hover {
    color: #b91c1c;
}

.wp-row-text {
    color: #374151;
    font-weight: 500;
}

.wp-row-sub {
    font-size: 0.75rem;
    color: #9ca3af;
    padding-left: 32px;
    margin-top: -6px;
}

/* Progress bar */
.wp-progress {
    position: absolute;
    bottom: 0;
    left: 0;
    height: 3px;
    background: linear-gradient(90deg, #4f6ef7, #a855f7);
    width: 100%;
    transform-origin: left;
    animation: wpProgress 7.2s linear forwards;
}

@keyframes wpProgress {
    from {
        transform: scaleX(1);
    }

    to {
        transform: scaleX(0);
    }
}

/* Dark mode */
body:not(.light-mode) .welcome-popup {
    background: #1a1a2e;
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.07);
}

body:not(.light-mode) .wp-header {
    border-bottom-color: rgba(255, 255, 255, 0.1);
}

body:not(.light-mode) .wp-header-text {
    color: #f1f5f9;
}

body:not(.light-mode) .wp-row-label {
    color: #cbd5e1;
}

body:not(.light-mode) .wp-row-text {
    color: #94a3b8;
}

body:not(.light-mode) .wp-row-sub {
    color: #64748b;
}

body:not(.light-mode) .wp-close {
    background: rgba(255, 255, 255, 0.08);
    color: #94a3b8;
}





/* --- POPUP TOGGLE BUTTON --- */
.popup-toggle-btn {
    position: relative;
}

.popup-toggle-dot {
    position: absolute;
    top: 5px;
    right: 5px;
    width: 7px;
    height: 7px;
    background: #f97316;
    border-radius: 50%;
    border: 1.5px solid #fff;
    animation: dotPulse 1.6s ease-in-out infinite;
    display: none;
}

.popup-toggle-dot.active {
    display: block;
}

@keyframes dotPulse {

    0%,
    100% {
        transform: scale(1);
        opacity: 1;
    }

    50% {
        transform: scale(1.35);
        opacity: 0.7;
    }
}

/* ─── FAB Facebook Disabled ─── */
.fab-popup-item--disabled {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    cursor: not-allowed;
    opacity: 0.45;
    pointer-events: none;
    user-select: none;
}

.fab-icon--disabled {
    filter: grayscale(1);
}

.fab-sub--disabled {
    color: #e57373 !important;
    font-style: italic;
}

.fab-popup-divider {
    height: 1px;
    background: var(--border, #e5e7eb);
    margin: 2px 14px;
}

/* ─── WELCOME POPUP DISMISS BUTTON ─── */

/* --- DISMISS BUTTON (premium) --- */
.wp-footer {
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid #f0f0f6;
    display: flex;
    justify-content: center;
}

.wp-dismiss-btn {
    background: none;
    border: 1px solid #cbd5e1;
    color: #94a3b8;
    font-size: 0.72rem;
    font-weight: 500;
    padding: 6px 18px;
    border-radius: 6px;
    cursor: pointer;
    letter-spacing: 0.2px;
    transition: color 0.15s, border-color 0.15s;
    font-family: inherit;
}

.wp-dismiss-btn:hover {
    border-color: #94a3b8;
    color: #64748b;
}

.wp-dismiss-btn:active {
    opacity: 0.7;
}

/* ─── TRUST SECTION ─── */
.trust-section {
    max-width: 1280px;
    margin: 0 auto;
    padding: 10px 20px 44px;
}

.trust-inner {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

.trust-item {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 28px 16px 22px;
    text-align: center;
    transition: border-color 0.25s, transform 0.25s, box-shadow 0.25s;
    position: relative;
    overflow: hidden;
}

.trust-item::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(79, 110, 247, 0.04), transparent 60%);
    pointer-events: none;
}

.trust-item:hover {
    border-color: var(--accent);
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(79, 110, 247, 0.1);
}

.trust-icon {
    font-size: 2rem;
    margin-bottom: 12px;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.trust-num {
    font-size: 1.6rem;
    font-weight: 900;
    letter-spacing: -0.5px;
    background: linear-gradient(135deg, var(--accent), var(--accent2));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 6px;
    line-height: 1.2;
}

.trust-label {
    font-size: 0.75rem;
    color: var(--text2);
    font-weight: 500;
    letter-spacing: 0.2px;
}

/* ─── REVIEWS SECTION ─── */
.reviews-section {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px 44px;
}

.reviews-title {
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--text2);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 18px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.reviews-title::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border);
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

.review-card {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 20px 18px;
    transition: border-color 0.25s, transform 0.25s, box-shadow 0.25s;
    display: flex;
    flex-direction: column;
    position: relative;
}

.review-card::before {
    content: '"';
    position: absolute;
    top: 12px;
    right: 16px;
    font-size: 2.5rem;
    font-family: Georgia, serif;
    color: var(--accent);
    opacity: 0.12;
    line-height: 1;
}

.review-card:hover {
    border-color: var(--accent);
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(79, 110, 247, 0.1);
}

.review-stars {
    font-size: 0.65rem;
    margin-bottom: 12px;
    letter-spacing: 2px;
}

.review-text {
    font-size: 0.8rem;
    color: var(--text);
    line-height: 1.6;
    margin-bottom: 16px;
    flex: 1;
    opacity: 0.85;
}

.review-author {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    padding-top: 12px;
    border-top: 1px solid var(--border);
}

.review-name {
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--text);
}

.review-product {
    font-size: 0.65rem;
    color: var(--accent2);
    background: rgba(79, 110, 247, 0.08);
    padding: 3px 10px;
    border-radius: 100px;
    font-weight: 600;
    white-space: nowrap;
}

/* ─── FAQ SECTION ─── */
.faq-section {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px 50px;
}

.faq-inner {}

.faq-title {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text2);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.faq-title::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border);
}

.faq-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.faq-item {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: 10px;
    overflow: hidden;
    cursor: pointer;
    transition: border-color 0.2s;
}

.faq-item:hover {
    border-color: var(--accent);
}

.faq-q {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 18px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text);
    gap: 12px;
}

.faq-arrow {
    font-size: 0.65rem;
    color: var(--text2);
    transition: transform 0.25s;
    flex-shrink: 0;
}

.faq-item.open .faq-arrow {
    transform: rotate(180deg);
}

.faq-a {
    max-height: 0;
    overflow: hidden;
    padding: 0 18px;
    font-size: 0.82rem;
    color: var(--text2);
    line-height: 1.65;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.open .faq-a {
    max-height: 200px;
    padding: 0 18px 16px;
}

/* ─── RESPONSIVE: Trust + Reviews ─── */
@media (max-width: 768px) {
    .trust-inner {
        grid-template-columns: repeat(2, 1fr);
    }

    .reviews-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 480px) {
    .trust-inner {
        grid-template-columns: 1fr 1fr;
    }

    .reviews-grid {
        grid-template-columns: 1fr;
    }
}

/* ═══════════════════════════════════════════
   AUTH MODAL
   ═══════════════════════════════════════════ */
.auth-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 500;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(4px);
}

.auth-modal {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 32px 28px;
    width: 380px;
    max-width: 92vw;
    position: relative;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
}

.auth-close {
    position: absolute;
    top: 12px;
    right: 14px;
    background: none;
    border: none;
    color: var(--text2);
    font-size: 1.1rem;
    cursor: pointer;
    transition: color 0.15s;
}

.auth-close:hover {
    color: var(--text);
}

.auth-tabs {
    display: flex;
    gap: 0;
    margin-bottom: 20px;
    border-bottom: 1px solid var(--border);
}

.auth-tab {
    flex: 1;
    background: none;
    border: none;
    padding: 10px 0;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--text2);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: color 0.15s, border-color 0.15s;
    font-family: inherit;
}

.auth-tab.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
}

.auth-tab:hover:not(.active) {
    color: var(--text);
}

.auth-error {
    display: none;
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #ef4444;
    border-radius: 8px;
    padding: 10px 14px;
    font-size: 0.82rem;
    margin-bottom: 14px;
    font-weight: 500;
}

.auth-form {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.auth-input {
    background: var(--bg3);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 11px 14px;
    font-size: 0.88rem;
    color: var(--text);
    font-family: inherit;
    transition: border-color 0.15s;
}

.auth-input:focus {
    outline: none;
    border-color: var(--accent);
}

.auth-input::placeholder {
    color: var(--text2);
    opacity: 0.6;
}

.auth-submit {
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: 8px;
    padding: 12px;
    font-size: 0.9rem;
    font-weight: 700;
    cursor: pointer;
    font-family: inherit;
    transition: opacity 0.15s;
    margin-top: 4px;
}

.auth-submit:hover {
    opacity: 0.9;
}

.auth-submit:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ═══════════════════════════════════════════
   USER HEADER MENU
   ═══════════════════════════════════════════ */
.header-user {
    position: relative;
}

.user-btn {
    display: flex;
    align-items: center;
    justify-content: center;
}

.user-avatar {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: var(--accent);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.78rem;
    font-weight: 700;
}

.user-dropdown {
    display: none;
    position: absolute;
    top: calc(100% + 6px);
    right: 0;
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 14px 16px;
    min-width: 200px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    z-index: 100;
}

.user-dropdown.open {
    display: block;
}

.user-dropdown-email {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 2px;
    word-break: break-all;
}

.user-dropdown-role {
    font-size: 0.72rem;
    color: var(--text2);
    margin-bottom: 8px;
}

.user-dropdown-sep {
    border: none;
    border-top: 1px solid var(--border);
    margin: 8px 0;
}

.user-dropdown-btn {
    background: none;
    border: none;
    color: var(--text2);
    font-size: 0.82rem;
    cursor: pointer;
    padding: 6px 0;
    font-family: inherit;
    width: 100%;
    text-align: left;
    transition: color 0.15s;
}

.user-dropdown-btn:hover {
    color: var(--red, #ef4444);
}

.login-header-btn {
    font-size: 0.78rem;
    font-weight: 600;
    padding: 6px 14px;
    border-radius: 6px;
    background: var(--accent);
    color: #fff;
    border: none;
    cursor: pointer;
    font-family: inherit;
    transition: opacity 0.15s;
}

.login-header-btn:hover {
    opacity: 0.85;
}

/* ═══════════════════════════════════════════
   BACK TO TOP BUTTON
   ═══════════════════════════════════════════ */
.back-to-top {
    position: fixed;
    bottom: 24px;
    left: 24px;
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: var(--bg2);
    border: 1px solid var(--border);
    color: var(--text2);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transform: translateY(12px);
    transition: opacity 0.3s, visibility 0.3s, transform 0.3s, border-color 0.15s, color 0.15s;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
    z-index: 90;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    border-color: var(--accent);
    color: var(--accent);
}

/* ═══════════════════════════════════════════
   DISCOUNT PRICE ON CARDS
   ═══════════════════════════════════════════ */
.card-price-row {
    display: flex;
    align-items: center;
    gap: 5px;
}

.card-old-price {
    font-size: 0.68rem;
    color: var(--text2);
    text-decoration: line-through;
    opacity: 0.45;
    font-weight: 400;
}

.card-discount {
    font-size: 0.58rem;
    font-weight: 600;
    color: var(--red, #ef4444);
    background: none;
    padding: 0;
    opacity: 0.7;
}

/* ═══════════════════════════════════════════
   RESPONSIVE IMPROVEMENTS
   ═══════════════════════════════════════════ */
@media (max-width: 768px) {
    .header {
        padding: 0 12px;
        gap: 8px;
    }

    .header-nav {
        display: none;
    }

    .header-search {
        max-width: 140px;
    }

    .header-search input {
        font-size: 0.75rem;
        padding: 6px 10px;
    }

    .logo-name {
        font-size: 0.85rem;
    }

    .product-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    .trust-inner {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    .reviews-grid {
        grid-template-columns: 1fr 1fr;
        gap: 10px;
    }

    .trust-num {
        font-size: 1.3rem;
    }

    .trust-icon {
        font-size: 1.5rem;
    }

    .trust-item {
        padding: 20px 12px 16px;
    }

    .detail-modal {
        width: 95vw;
        max-height: 90vh;
    }

    .section-title {
        font-size: 0.85rem;
    }

    .card-info {
        padding: 10px 10px;
    }

    .contact-fab {
        bottom: 14px;
        right: 14px;
    }

    .back-to-top {
        bottom: 14px;
        left: 14px;
        width: 36px;
        height: 36px;
    }
}

@media (max-width: 480px) {
    .product-grid {
        grid-template-columns: 1fr 1fr;
        gap: 8px;
    }

    .reviews-grid {
        grid-template-columns: 1fr;
    }

    .trust-inner {
        grid-template-columns: 1fr 1fr;
        gap: 8px;
    }

    .card-price {
        font-size: 0.78rem;
    }

    .faq-q {
        padding: 12px 14px;
        font-size: 0.82rem;
    }

    .review-card {
        padding: 14px;
    }
}

/* ─── FLASH SALE BANNER ─── */
.flash-sale-bar {
    background: var(--bg2);
    border-bottom: 1px solid var(--border);
    padding: 8px 0;
}

.flash-sale-inner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
    padding: 0 16px;
}

.flash-sale-icon {
    font-size: 1rem;
}

.flash-sale-label {
    font-family: 'Be Vietnam Pro', sans-serif;
    font-weight: 700;
    font-size: 0.75rem;
    color: var(--red, #f43f5e);
    letter-spacing: 1.5px;
    border: 1px solid var(--red, #f43f5e);
    padding: 2px 8px;
    border-radius: 4px;
}

.flash-sale-timer {
    display: flex;
    align-items: center;
    gap: 3px;
}

.timer-box {
    background: var(--bg3);
    color: var(--text);
    border-radius: 4px;
    padding: 3px 6px;
    text-align: center;
    min-width: 38px;
    border: 1px solid var(--border);
}

.timer-box span {
    font-family: 'Be Vietnam Pro', monospace;
    font-weight: 700;
    font-size: 0.9rem;
    display: block;
    line-height: 1.2;
}

.timer-box small {
    font-size: 0.5rem;
    opacity: 0.5;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 500;
}

.timer-sep {
    color: var(--text2);
    font-weight: 700;
    font-size: 0.9rem;
    animation: blink 1s step-end infinite;
}

@keyframes blink {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0;
    }
}

.flash-sale-text {
    color: var(--text2);
    font-size: 0.78rem;
    font-weight: 400;
}

.flash-sale-text b {
    font-weight: 700;
    color: var(--red, #f43f5e);
}

/* ─── ENHANCED FOOTER ─── */
.site-footer {
    background: var(--bg2);
    border-top: 1px solid var(--border);
    margin-top: 40px;
}

.footer-main {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 30px;
    max-width: 1100px;
    margin: 0 auto;
    padding: 40px 24px 30px;
}

.footer-heading {
    font-family: 'Be Vietnam Pro', sans-serif;
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 14px;
}

.footer-desc {
    font-size: 0.8rem;
    color: var(--text2);
    line-height: 1.6;
    margin-bottom: 16px;
}

.footer-social {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.7rem;
    font-weight: 700;
    text-decoration: none;
    color: #fff;
    transition: transform 0.2s, box-shadow 0.2s;
}

.social-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.social-zalo {
    background: linear-gradient(135deg, #0068ff, #0099ff);
}

.social-fb {
    background: linear-gradient(135deg, #1877f2, #42a5f5);
}

.social-tt {
    background: linear-gradient(135deg, #010101, #333);
}

.social-tg {
    background: linear-gradient(135deg, #0088cc, #00b4d8);
}

.footer-links {
    list-style: none;
    padding: 0;
}

.footer-links li {
    margin-bottom: 8px;
    font-size: 0.8rem;
    color: var(--text2);
}

.footer-links a {
    color: var(--text2);
    text-decoration: none;
    transition: color 0.2s;
}

.footer-links a:hover {
    color: var(--accent);
}

.footer-payment {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.pay-badge {
    font-size: 0.7rem;
    font-weight: 600;
    padding: 5px 10px;
    border-radius: 6px;
    background: var(--bg3);
    border: 1px solid var(--border);
    color: var(--text2);
    white-space: nowrap;
}

.footer-bottom {
    border-top: 1px solid var(--border);
    text-align: center;
    padding: 16px 24px;
    font-size: 0.75rem;
    color: var(--text2);
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 16px;
}

.trust-num.counted {
    animation: countPop 0.4s ease-out;
}

@keyframes countPop {
    0% {
        transform: scale(1.3);
    }

    100% {
        transform: scale(1);
    }
}

/* Footer responsive */
@media (max-width: 768px) {
    .footer-main {
        grid-template-columns: 1fr 1fr;
        gap: 20px;
        padding: 30px 16px 20px;
    }

    .flash-sale-inner {
        gap: 8px;
    }

    .flash-sale-label {
        font-size: 0.8rem;
        padding: 2px 8px;
    }

    .timer-box {
        min-width: 36px;
        padding: 3px 6px;
    }

    .timer-box span {
        font-size: 0.9rem;
    }

    .flash-sale-text {
        font-size: 0.75rem;
    }
}

@media (max-width: 480px) {
    .footer-main {
        grid-template-columns: 1fr;
        gap: 16px;
        padding: 24px 16px 16px;
    }

    .flash-sale-inner {
        gap: 6px;
    }

    .flash-sale-label {
        font-size: 0.7rem;
    }

    .timer-box {
        min-width: 32px;
        padding: 2px 5px;
    }

    .timer-box span {
        font-size: 0.8rem;
    }
}

/* ─── BTN-BUY DISABLED ─── */
.btn-buy:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    filter: grayscale(40%);
    pointer-events: none;
}

/* ─── TRUST SECTION ─── */
.trust-section {
    max-width: 1080px;
    margin: 0 auto 0;
    padding: 48px 24px 0;
}

.trust-inner {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 20px;
}

.trust-item {
    background: var(--bg2, #161625);
    border: 1px solid var(--border, rgba(255, 255, 255, 0.07));
    border-radius: 14px;
    padding: 28px 20px 22px;
    text-align: left;
}

.trust-num {
    font-size: 2.6rem;
    font-weight: 800;
    color: #fff;
    line-height: 1;
    letter-spacing: -1px;
    margin-bottom: 8px;
}

.trust-label {
    font-size: 0.82rem;
    color: var(--text2, rgba(255, 255, 255, 0.45));
    font-weight: 500;
}

/* Trust badges row */
.trust-badges-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    background: var(--bg2, #161625);
    border: 1px solid var(--border, rgba(255, 255, 255, 0.07));
    border-radius: 14px;
    overflow: hidden;
    margin-bottom: 48px;
}

.trust-badge-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    border-right: 1px solid var(--border, rgba(255, 255, 255, 0.07));
}

.trust-badge-item:last-child {
    border-right: none;
}

.trust-badge-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.trust-badge-title {
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--text, #fff);
}

.trust-badge-sub {
    font-size: 0.72rem;
    color: var(--text2, rgba(255, 255, 255, 0.45));
    line-height: 1.4;
}

/* Light mode trust */
body.light-mode .trust-item {
    background: #f4f4f8;
    border-color: #e2e2ee;
}

body.light-mode .trust-num {
    color: #0f0f1a;
}

body.light-mode .trust-label {
    color: #666;
}

body.light-mode .trust-badges-row {
    background: #f4f4f8;
    border-color: #e2e2ee;
}

body.light-mode .trust-badge-item {
    border-color: #e2e2ee;
}

body.light-mode .trust-badge-title {
    color: #0f0f1a;
}

/* ─── REVIEWS SECTION ─── */
.reviews-section {
    padding: 0 24px 64px;
}

.reviews-inner {
    max-width: 1080px;
    margin: 0 auto;
}

.reviews-header {
    text-align: center;
    margin-bottom: 40px;
}

.reviews-eyebrow {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 2.5px;
    color: var(--accent, #4f6ef7);
    margin-bottom: 12px;
}

.reviews-title {
    font-size: 2rem;
    font-weight: 800;
    color: var(--text, #fff);
    margin: 0 0 10px;
    letter-spacing: -0.5px;
    line-height: 1.2;
}

.reviews-subtitle {
    font-size: 0.88rem;
    color: var(--text2, rgba(255, 255, 255, 0.5));
    margin: 0;
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.review-card {
    background: var(--bg2, #161625);
    border: 1px solid var(--border, rgba(255, 255, 255, 0.07));
    border-radius: 14px;
    padding: 22px 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    transition: border-color 0.2s, transform 0.2s;
}

.review-card:hover {
    border-color: rgba(79, 110, 247, 0.4);
    transform: translateY(-3px);
}

.review-top {
    display: flex;
    align-items: center;
    gap: 12px;
}

.review-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: 700;
    color: #fff;
    flex-shrink: 0;
    letter-spacing: 0.5px;
    object-fit: cover;
}


.review-meta {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.review-name {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text, #fff);
}

.review-job {
    font-size: 0.75rem;
    color: var(--text2, rgba(255, 255, 255, 0.45));
}

.review-stars {
    font-size: 0.9rem;
    color: #f59e0b;
    letter-spacing: 1px;
}

.review-text {
    font-size: 0.85rem;
    color: var(--text, rgba(255, 255, 255, 0.8));
    line-height: 1.7;
    margin: 0;
    opacity: 0.85;
}

/* Light mode reviews */
body.light-mode .review-card {
    background: #f4f4f8;
    border-color: #e2e2ee;
}

body.light-mode .review-name {
    color: #0f0f1a;
}

body.light-mode .review-text {
    color: #333;
    opacity: 1;
}

body.light-mode .reviews-title {
    color: #0f0f1a;
}

/* Responsive */
@media (max-width: 900px) {

    .trust-inner,
    .trust-badges-row {
        grid-template-columns: repeat(2, 1fr);
    }

    .trust-badge-item:nth-child(2) {
        border-right: none;
    }

    .trust-badge-item:nth-child(3) {
        border-top: 1px solid var(--border, rgba(255, 255, 255, 0.07));
    }

    .reviews-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .trust-inner {
        grid-template-columns: repeat(2, 1fr);
    }

    .trust-badges-row {
        grid-template-columns: 1fr 1fr;
    }

    .reviews-grid {
        grid-template-columns: 1fr;
    }

    .trust-num {
        font-size: 2rem;
    }

    .reviews-title {
        font-size: 1.5rem;
    }
}

/* ─── FAQ SECTION ─── */
.faq-section {
    padding: 0 24px 64px;
}

.faq-inner {
    max-width: 1080px;
    margin: 0 auto;
}

.faq-header {
    margin-bottom: 32px;
}

.faq-title {
    font-size: 2rem;
    font-weight: 800;
    color: var(--text, #fff);
    margin: 0;
    letter-spacing: -0.5px;
    line-height: 1.2;
}

body.light-mode .faq-title {
    color: #0f0f1a;
}

.faq-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.faq-item {
    background: var(--bg2, #161625);
    border: 1px solid var(--border, rgba(255, 255, 255, 0.07));
    border-radius: 12px;
    overflow: hidden;
    cursor: pointer;
    transition: border-color 0.2s;
}

.faq-item:hover {
    border-color: rgba(79, 110, 247, 0.35);
}

.faq-q {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 20px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text, #fff);
    gap: 12px;
    user-select: none;
}

.faq-arrow {
    font-size: 0.7rem;
    color: var(--text2, rgba(255, 255, 255, 0.4));
    flex-shrink: 0;
    transition: transform 0.2s;
}

.faq-item.open .faq-arrow {
    transform: rotate(180deg);
}

.faq-a {
    display: none;
    padding: 0 20px 18px;
    font-size: 0.85rem;
    color: var(--text2, rgba(255, 255, 255, 0.6));
    line-height: 1.7;
    border-top: 1px solid var(--border, rgba(255, 255, 255, 0.06));
    padding-top: 14px;
}

.faq-item.open .faq-a {
    display: block;
}

body.light-mode .faq-item {
    background: #f4f4f8;
    border-color: #e2e2ee;
}

body.light-mode .faq-q {
    color: #0f0f1a;
}

body.light-mode .faq-a {
    color: #555;
}

/* ─── WELCOME POPUP SVG ICONS ─── */
.wp-header-icon {
    display: inline-flex;
    align-items: center;
    flex-shrink: 0;
}

.wp-row-icon {
    display: inline-flex;
    align-items: center;
    flex-shrink: 0;
}

/* ─── THEME TOGGLE BUTTON ─── */
.theme-btn {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s, transform 0.15s;
    padding: 0;
}

.theme-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.18);
    transform: scale(1.08);
}

.theme-btn:active {
    transform: scale(0.94);
}

.theme-btn .icon-moon {
    color: #93c5fd;
}

.theme-btn .icon-sun {
    color: #fbbf24;
}

body.light-mode .theme-btn {
    background: rgba(0, 0, 0, 0.04);
    border-color: rgba(0, 0, 0, 0.1);
}

body.light-mode .theme-btn:hover {
    background: rgba(0, 0, 0, 0.08);
    border-color: rgba(0, 0, 0, 0.18);
}

/* ─── LOGO IMAGE ─── */
.logo-img {
    height: 36px;
    width: auto;
    border-radius: 6px;
    display: block;
}

/* ═══════════════════════════════════════
   🎆 FIREWORKS ANIMATION
═══════════════════════════════════════ */
.fireworks-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 9999;
    overflow: hidden;
}

.firework {
    position: absolute;
    width: 4px;
    height: 4px;
    border-radius: 50%;
}

/* ── Firework 1: Vàng/Cam ── */
.firework:nth-child(1) {
    top: 25%;
    left: 20%;
    animation: firework-burst-1 2.8s ease-out infinite;
}

.firework:nth-child(1)::before,
.firework:nth-child(1)::after {
    content: '';
    position: absolute;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    animation: firework-sparkle-1 2.8s ease-out infinite;
}

@keyframes firework-burst-1 {
    0% {
        opacity: 0;
        box-shadow: none;
    }

    30% {
        opacity: 0;
    }

    35% {
        opacity: 1;
        box-shadow:
            0 0 #fbbf24,
            0 0 #fbbf24,
            0 0 #f59e0b,
            0 0 #f97316,
            0 0 #fbbf24,
            0 0 #f59e0b,
            0 0 #f97316,
            0 0 #fbbf24,
            0 0 #fb923c,
            0 0 #fcd34d,
            0 0 #f59e0b,
            0 0 #fbbf24;
    }

    60% {
        opacity: 1;
        box-shadow:
            -40px -50px 0 -1px #fbbf24,
            40px -45px 0 -1px #fbbf24,
            -55px -10px 0 -1px #f59e0b,
            50px -15px 0 -1px #f97316,
            -20px -60px 0 -1px #fbbf24,
            25px 30px 0 -1px #f59e0b,
            -35px 25px 0 -1px #f97316,
            55px 10px 0 -1px #fbbf24,
            0px -55px 0 -1px #fb923c,
            -45px 35px 0 -1px #fcd34d,
            30px -35px 0 -1px #f59e0b,
            -10px 45px 0 -1px #fbbf24;
    }

    100% {
        opacity: 0;
        box-shadow:
            -60px -80px 0 -2px rgba(251, 191, 36, 0),
            60px -75px 0 -2px rgba(251, 191, 36, 0),
            -85px -20px 0 -2px rgba(245, 158, 11, 0),
            80px -25px 0 -2px rgba(249, 115, 22, 0),
            -30px -90px 0 -2px rgba(251, 191, 36, 0),
            35px 55px 0 -2px rgba(245, 158, 11, 0),
            -55px 45px 0 -2px rgba(249, 115, 22, 0),
            85px 20px 0 -2px rgba(251, 191, 36, 0),
            0px -85px 0 -2px rgba(251, 146, 60, 0),
            -70px 60px 0 -2px rgba(252, 211, 77, 0),
            50px -55px 0 -2px rgba(245, 158, 11, 0),
            -15px 70px 0 -2px rgba(251, 191, 36, 0);
    }
}

/* ── Firework 2: Xanh dương/Tím ── */
.firework:nth-child(2) {
    top: 35%;
    left: 65%;
    animation: firework-burst-2 3.2s ease-out 0.6s infinite;
}

@keyframes firework-burst-2 {
    0% {
        opacity: 0;
        box-shadow: none;
    }

    25% {
        opacity: 0;
    }

    30% {
        opacity: 1;
        box-shadow:
            0 0 #818cf8,
            0 0 #60a5fa,
            0 0 #a78bfa,
            0 0 #818cf8,
            0 0 #60a5fa,
            0 0 #c084fc,
            0 0 #818cf8,
            0 0 #60a5fa,
            0 0 #93c5fd,
            0 0 #a78bfa;
    }

    55% {
        opacity: 1;
        box-shadow:
            -35px -55px 0 -1px #818cf8,
            45px -40px 0 -1px #60a5fa,
            -50px 20px 0 -1px #a78bfa,
            55px -25px 0 -1px #818cf8,
            -20px -50px 0 -1px #60a5fa,
            30px 35px 0 -1px #c084fc,
            -45px 30px 0 -1px #818cf8,
            50px 15px 0 -1px #60a5fa,
            10px -60px 0 -1px #93c5fd,
            -30px 50px 0 -1px #a78bfa;
    }

    100% {
        opacity: 0;
        box-shadow:
            -55px -85px 0 -2px rgba(129, 140, 248, 0),
            70px -65px 0 -2px rgba(96, 165, 250, 0),
            -80px 35px 0 -2px rgba(167, 139, 250, 0),
            85px -40px 0 -2px rgba(129, 140, 248, 0),
            -30px -80px 0 -2px rgba(96, 165, 250, 0),
            50px 60px 0 -2px rgba(192, 132, 252, 0),
            -70px 50px 0 -2px rgba(129, 140, 248, 0),
            80px 25px 0 -2px rgba(96, 165, 250, 0),
            15px -90px 0 -2px rgba(147, 197, 253, 0),
            -50px 80px 0 -2px rgba(167, 139, 250, 0);
    }
}

/* ── Firework 3: Đỏ/Hồng ── */
.firework:nth-child(3) {
    top: 20%;
    left: 45%;
    animation: firework-burst-3 3.5s ease-out 1.2s infinite;
}

@keyframes firework-burst-3 {
    0% {
        opacity: 0;
        box-shadow: none;
    }

    20% {
        opacity: 0;
    }

    25% {
        opacity: 1;
        box-shadow:
            0 0 #f43f5e,
            0 0 #fb7185,
            0 0 #ec4899,
            0 0 #f43f5e,
            0 0 #fb7185,
            0 0 #f472b6,
            0 0 #f43f5e,
            0 0 #fb7185,
            0 0 #ec4899,
            0 0 #f43f5e;
    }

    50% {
        opacity: 1;
        box-shadow:
            -45px -40px 0 -1px #f43f5e,
            35px -55px 0 -1px #fb7185,
            -55px 15px 0 -1px #ec4899,
            40px -20px 0 -1px #f43f5e,
            -15px -65px 0 -1px #fb7185,
            20px 40px 0 -1px #f472b6,
            -40px 35px 0 -1px #f43f5e,
            60px 5px 0 -1px #fb7185,
            5px -50px 0 -1px #ec4899,
            -25px 55px 0 -1px #f43f5e;
    }

    100% {
        opacity: 0;
        box-shadow:
            -70px -65px 0 -2px rgba(244, 63, 94, 0),
            55px -85px 0 -2px rgba(251, 113, 133, 0),
            -85px 25px 0 -2px rgba(236, 72, 153, 0),
            65px -35px 0 -2px rgba(244, 63, 94, 0),
            -25px -95px 0 -2px rgba(251, 113, 133, 0),
            35px 65px 0 -2px rgba(244, 114, 182, 0),
            -65px 55px 0 -2px rgba(244, 63, 94, 0),
            90px 10px 0 -2px rgba(251, 113, 133, 0),
            8px -80px 0 -2px rgba(236, 72, 153, 0),
            -40px 85px 0 -2px rgba(244, 63, 94, 0);
    }
}

/* ── Firework 4: Xanh lá ── */
.firework:nth-child(4) {
    top: 40%;
    left: 80%;
    animation: firework-burst-4 2.6s ease-out 1.8s infinite;
}

@keyframes firework-burst-4 {
    0% {
        opacity: 0;
        box-shadow: none;
    }

    35% {
        opacity: 0;
    }

    40% {
        opacity: 1;
        box-shadow:
            0 0 #4ade80,
            0 0 #22d3ee,
            0 0 #34d399,
            0 0 #4ade80,
            0 0 #22d3ee,
            0 0 #2dd4bf,
            0 0 #34d399,
            0 0 #4ade80;
    }

    65% {
        opacity: 1;
        box-shadow:
            -30px -45px 0 -1px #4ade80,
            40px -35px 0 -1px #22d3ee,
            -50px 10px 0 -1px #34d399,
            35px 25px 0 -1px #4ade80,
            -15px -55px 0 -1px #22d3ee,
            45px -10px 0 -1px #2dd4bf,
            -40px 30px 0 -1px #34d399,
            20px 45px 0 -1px #4ade80;
    }

    100% {
        opacity: 0;
        box-shadow:
            -50px -70px 0 -2px rgba(74, 222, 128, 0),
            65px -55px 0 -2px rgba(34, 211, 238, 0),
            -80px 15px 0 -2px rgba(52, 211, 153, 0),
            55px 40px 0 -2px rgba(74, 222, 128, 0),
            -25px -85px 0 -2px rgba(34, 211, 238, 0),
            70px -15px 0 -2px rgba(45, 212, 191, 0),
            -65px 50px 0 -2px rgba(52, 211, 153, 0),
            35px 70px 0 -2px rgba(74, 222, 128, 0);
    }
}

/* ── Firework 5: Vàng nhỏ trái ── */
.firework:nth-child(5) {
    top: 15%;
    left: 10%;
    animation: firework-burst-1 3s ease-out 2.2s infinite;
}

/* ── Sparkle tia sáng rơi xuống ── */
@keyframes firework-sparkle-1 {

    0%,
    30% {
        opacity: 0;
        box-shadow: none;
    }

    60% {
        opacity: 0.6;
        box-shadow:
            -35px -30px 0 0 #fef3c7,
            30px -40px 0 0 #fef3c7,
            -20px 25px 0 0 #fde68a;
    }

    100% {
        opacity: 0;
        box-shadow:
            -35px 30px 0 -1px rgba(254, 243, 199, 0),
            30px 20px 0 -1px rgba(254, 243, 199, 0),
            -20px 65px 0 -1px rgba(253, 230, 138, 0);
    }
}