/* =========================
        1) THEME TOKENS
      ========================== */
:root {
    --bg: #f5f7fb;
    --surface: #ffffff;
    --surface-2: #f3f6ff;
    --text: #0f172a;
    --muted: #64748b;
    --border: rgba(2, 6, 23, 0.1);
    --shadow: 0 10px 30px rgba(2, 6, 23, 0.08);
    --brand: #2563eb;
    --radius: 14px;
    --h: 68px;
    --container: 1180px;
}

html[data-theme="dark"] {
    --bg: #0b1220;
    --surface: #0f172a;
    --surface-2: #111c35;
    --text: #e5e7eb;
    --muted: #a7b0c0;
    --border: rgba(255, 255, 255, 0.1);
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
    --brand: #60a5fa;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Noto Sans", sans-serif;
    background: var(--bg);
    color: var(--text);
}

/* =========================
        2) NAV HEADER
      ========================== */
.nav-header {
    position: sticky;
    top: 0;
    z-index: 999;
    background: var(--surface);
    box-shadow: 0 2px 12px rgba(2, 6, 23, 0.06);
    border-bottom: 1px solid var(--border);
}

.nav-container {
    width: min(var(--container), 100%);
    margin: 0 auto;
    padding: 0 14px;
    height: var(--h);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

/* =========================
        3) NAV LEFT
      ========================== */
.nav-left {
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 0;
}

.nav-brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    user-select: none;
    padding: 6px 8px;
    border-radius: 12px;
}

    .nav-brand img {
        height: 40px;
        width: auto;
        display: block;
    }

.nav-icon-btn {
    width: 36px;
    height: 36px;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: var(--surface);
    display: grid;
    place-items: center;
    cursor: pointer;
    transition: background 0.15s ease, transform 0.05s ease;
}

    .nav-icon-btn:hover {
        background: var(--surface-2);
    }

    .nav-icon-btn:active {
        transform: translateY(1px);
    }

.nav-icon {
    width: 18px;
    height: 18px;
    color: var(--text);
    opacity: 0.9;
}

/* =========================
        4) NAV MENU
      ========================== */
.nav-main {
    flex: 1;
    display: flex;
    justify-content: center;
    min-width: 0;
}

.nav-menu {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    align-items: center;
    gap: 6px;
    overflow: hidden;
    white-space: nowrap;
}

    .nav-menu > li {
        position: relative;
    }

.nav-toplink {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--text);
    font-weight: 700;
    padding: 10px 12px;
    border-radius: 12px;
    border: 1px solid transparent;
    transition: background 0.15s ease, border-color 0.15s ease, transform 0.05s ease;
}

    .nav-toplink:hover {
        background: var(--surface-2);
        border-color: var(--border);
    }

    .nav-toplink:active {
        transform: translateY(1px);
    }

.nav-icon-box {
    display: inline-grid;
    place-items: center;
    width: 18px;
    height: 18px;
    color: var(--muted);
    flex: 0 0 auto;
}

.nav-caret {
    width: 14px;
    height: 14px;
    color: var(--muted);
    transition: transform 0.15s ease;
    margin-left: 2px;
}

/* dropdown */
.nav-submenu {
    position: absolute;
    top: calc(100% + 10px);
    left: 0;
    min-width: 260px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 14px;
    box-shadow: var(--shadow);
    padding: 8px;
    list-style: none;
    margin: 0;
    display: none;
    z-index: 40;
}

    .nav-submenu a {
        display: flex;
        align-items: center;
        gap: 10px;
        padding: 10px 10px;
        border-radius: 12px;
        text-decoration: none;
        color: var(--text);
        font-weight: 650;
    }

        .nav-submenu a:hover {
            background: var(--surface-2);
        }

li[data-open="true"] > .nav-submenu {
    display: block;
}

li[data-open="true"] .nav-caret {
    transform: rotate(180deg);
}

/* =========================
        5) NAV RIGHT TOOLS
      ========================== */
.nav-tools {
    display: flex;
    align-items: center;
    gap: 10px;
}

#themeMood,
#grayScale {
    width: 34px;
    height: 34px;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: var(--surface);
    display: grid;
    place-items: center;
    cursor: pointer;
}

    #themeMood:hover,
    #grayScale:hover {
        background: var(--surface-2);
    }

/* grayscale effect */
html[data-grayscale="true"] {
    filter: grayscale(1);
}

/* user dropdown */
.nav-user {
    position: relative;
    display: flex;
    align-items: center;
    gap: 10px;
    border-radius: 12px;
    padding: 6px 8px;
    border: 1px solid transparent;
    cursor: pointer;
    user-select: none;
}

    .nav-user:hover {
        background: var(--surface-2);
        border-color: var(--border);
    }

.nav-avatar {
    width: 34px;
    height: 34px;
    border-radius: 999px;
    overflow: hidden;
    border: 1px solid var(--border);
    background: var(--surface-2);
    display: grid;
    place-items: center;
    flex: 0 0 auto;
}

    .nav-avatar img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        object-position: center;
        display: block;
    }

.nav-user-meta {
    display: none;
    line-height: 1.05;
}

    .nav-user-meta .name {
        font-weight: 800;
        font-size: 13px;
        color: var(--text);
    }

    .nav-user-meta .balance {
        font-weight: 900;
        color: #ef4444;
        font-size: 14px;
        margin-top: 3px;
        display: block;
    }

.nav-user-caret {
    width: 16px;
    height: 16px;
    color: var(--muted);
}

.nav-user-menu {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    width: 220px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 14px;
    box-shadow: var(--shadow);
    padding: 8px;
    display: none;
    z-index: 60;
}

    .nav-user-menu a {
        display: flex;
        align-items: center;
        gap: 10px;
        padding: 10px 10px;
        border-radius: 12px;
        text-decoration: none;
        color: var(--text);
        font-weight: 650;
    }

        .nav-user-menu a:hover {
            background: var(--surface-2);
        }

.nav-user[data-open="true"] .nav-user-menu {
    display: block;
}

/* =========================
        6) TYPOGRAPHY (text-box)
      ========================== */
@import url("https://fonts.googleapis.com/css2?family=Signika:wght@400;600;700&display=swap");

.text-box {
    color: #475569;
    font-family: "Signika", sans-serif;
    font-size: 14px;
    line-height: 24px;
    margin: 0 0 0 6px;
    font-weight: 600;
}

html[data-theme="dark"] .text-box {
    color: var(--text);
    opacity: 0.95;
}

/* =========================
        7) RESPONSIVE
      ========================== */
@media (min-width: 768px) {
    .nav-user-meta {
        display: block;
    }
}

@media (max-width: 980px) {
    .nav-main {
        display: none;
    }
}

/* mobile: show hamburger, hide user */
#mobileMenuBtn {
    display: none;
}

@media (max-width: 768px) {
    #mobileMenuBtn {
        display: inline-flex;
    }

    #userBtn {
        display: none;
    }
}

/* a11y */
:focus-visible {
    outline: 3px solid color-mix(in oklab, var(--brand) 55%, transparent);
    outline-offset: 2px;
    border-radius: 12px;
}

/* demo */
.demo {
    width: min(var(--container), 100%);
    margin: 18px auto;
    padding: 0 14px;
    color: var(--muted);
}

/* Iconify size/color */
#themeIcon,
#grayIcon {
    font-size: 19px;
    color: #475569;
    display: inline-block;
}

html[data-theme="dark"] #themeIcon,
html[data-theme="dark"] #grayIcon {
    color: #ffffff;
}
/* =========================
  8) MOBILE OFFCANVAS
========================== */
.nav-mobile-overlay {
    position: fixed;
    inset: 0;
    background: rgba(2, 6, 23, 0.45);
    backdrop-filter: blur(2px);
    z-index: 1000;
}

.nav-mobile {
    position: fixed;
    top: 0;
    right: 0;
    height: 100dvh;
    width: min(360px, 92vw);
    background: var(--surface);
    border-left: 1px solid var(--border);
    box-shadow: var(--shadow);
    z-index: 1001;
    transform: translateX(110%);
    transition: transform 0.22s ease;
    display: flex;
    flex-direction: column;
}

    .nav-mobile[data-open="true"] {
        transform: translateX(0);
    }

.nav-mobile-head {
    height: var(--h);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 14px;
    border-bottom: 1px solid var(--border);
}

.nav-mobile-title {
    font-weight: 900;
    letter-spacing: 0.2px;
}

.nav-mobile-close {
    width: 36px;
    height: 36px;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: var(--surface);
    display: grid;
    place-items: center;
    cursor: pointer;
}

    .nav-mobile-close:hover {
        background: var(--surface-2);
    }

.nav-mobile-body {
    padding: 10px;
    overflow: auto;
}

.nav-mobile-link {
    display: flex;
    align-items: center;
    width: 100%;
    padding: 12px 12px;
    border-radius: 12px;
    text-decoration: none;
    color: var(--text);
    font-weight: 700;
}

    .nav-mobile-link:hover {
        background: var(--surface-2);
    }

.nav-mobile-acc {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding: 12px 12px;
    border-radius: 12px;
    border: 1px solid transparent;
    background: transparent;
    color: var(--text);
    font-weight: 800;
    cursor: pointer;
}

    .nav-mobile-acc:hover {
        background: var(--surface-2);
        border-color: var(--border);
    }

.nav-mobile-caret {
    width: 18px;
    height: 18px;
    color: var(--muted);
    transition: transform 0.15s ease;
}

.nav-mobile-sub {
    display: none;
    padding: 6px 6px 10px 6px;
}

    .nav-mobile-sub[data-open="true"] {
        display: block;
    }

.nav-mobile-sublink {
    display: block;
    padding: 10px 12px;
    border-radius: 12px;
    text-decoration: none;
    color: var(--text);
    font-weight: 650;
}

    .nav-mobile-sublink:hover {
        background: var(--surface-2);
    }

.nav-mobile-sep {
    height: 1px;
    background: var(--border);
    margin: 10px 6px;
}

/* Khi mở offcanvas: khóa cuộn body */
body.nav-lock {
    overflow: hidden;
}

/* ====== CARD LEFT (banner) ====== */
.card-banner {
    border: 0;
    border-radius: 7px;
    overflow: hidden;
    box-shadow: 0 12px 30px rgba(2, 6, 23, 0.08);
    height: 220px; /* mobile */
}

.card-banner img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    min-height: 0; /* bỏ min-height để không ép cao */
}

@media (min-width: 992px) {
    .card-banner {
        height: 360px;
    }
    /* desktop */
}

/* ====== CARD RIGHT (top list) ====== */
.card-top {
    border: 0;
    border-radius: 7px;
    overflow: hidden;
    height: 100%;
    box-shadow: 0 12px 30px rgba(2, 6, 23, 0.08);
}

    .card-top .card-header {
        background: #0d1b82;
        color: #fff;
        text-align: center;
        font-weight: 600;
        padding: 14px 18px;
        border-bottom: 0;
        font-family: "Signika", sans-serif;
        font-size: 20px;
    }

.top-list {
    display: grid;
    gap: 12px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.top-item {
    border: 2px solid rgba(11, 42, 147, 0.25);
    border-radius: 10px;
    padding: 12px 14px;
    background: #fff;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
}

.top-left {
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 0;
}

.top-rank {
    font-weight: 900;
    color: #0b2a93;
}

.top-name {
    font-weight: 800;
    color: #0f172a;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 220px;
}

.top-amount {
    font-weight: 900;
    color: #ef4444;
    white-space: nowrap;
}

.btn-topup {
    background: #0b2a93;
    border-color: #0b2a93;
    font-weight: 900;
    border-radius: 10px;
    padding: 10px 14px;
}

    .btn-topup:hover {
        filter: brightness(1.05);
        background: #0b2a93;
        border-color: #0b2a93;
    }

/* ====== Responsive tweaks ====== */
@media (max-width: 991.98px) {
    .card-banner img {
        min-height: 260px;
    }
}

@media (max-width: 575.98px) {
    .card-banner img {
        min-height: 220px;
    }

    .top-item {
        padding: 10px 12px;
    }

    .top-name {
        max-width: 170px;
    }
}
/* ====== PANEL TOP LIST (li dạng button) ====== */
.panel-top-list {
    display: grid;
    gap: 12px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.panel-top-li {
    transition: transform 0.18s ease, filter 0.18s ease;
}

    .panel-top-li:hover {
        transform: scale(1.03);
    }

.panel-top-btn {
    width: 100%;
    text-align: left;
    border-width: 2px;
    border-color: rgba(11, 42, 147, 0.25);
    border-radius: 10px;
    padding: 12px 14px;
    background: #fff;
}

.panel-top-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    font-weight: 800;
}

.panel-top-left {
    min-width: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-family: "Signika", sans-serif;
    letter-spacing: 0.5px;
    color: #0d1b82;
}

.panel-top-amount {
    color: #ef4444;
    font-weight: 900;
    white-space: nowrap;
}

/* responsive */
@media (max-width: 575.98px) {
    .panel-top-btn {
        padding: 10px 12px;
    }
}

.text-primary-600 {
    color: #1d4ed8 !important; /* bạn đổi mã màu theo ý */
}

.category-name {
    text-shadow: 0 0 3px #fff, 0 0 3px #0d1b82;
}

.underline_cate {
    height: 4px;
    width: 190px;
    margin-bottom: 60px;
}

/* ====== CARD LEFT (banner) ====== */

/* Desktop mặc định */
.benefit-title {
    font-size: 24px;
}

.benefit-lines {
    font-size: 22px;
    line-height: 1.6;
}

.benefit-note {
    font-size: 18px;
}

.marquee-text {
    font-size: 16px;
}

/* Mobile (<=576px) */
@media (max-width: 575.98px) {
    .benefit-box {
        padding: 16px !important;
    }
    /* p-4 -> nhỏ lại */
    .benefit-title {
        font-size: 18px;
    }

    .benefit-lines {
        font-size: 16px;
        line-height: 1.45;
    }

    .benefit-note {
        font-size: 13px;
    }

    .marquee-box {
        padding: 10px 12px !important;
    }

    .marquee-text {
        font-size: 13px;
    }
}

/* =========================
      FOOTER (prefix: footer-)
  ========================== */
.footer {
    width: 100%;
    font-family: "Signika", sans-serif;
}

.footer-main {
    position: relative;
    background: #2b1f42; /* tím đậm */
    padding: 48px 14px 36px;
}

.footer-container {
    width: min(1180px, 100%);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.footer-col {
    color: #fff;
    text-align: center;
}

.footer-logo {
    max-width: 260px;
    width: 100%;
    height: auto;
    display: block;
    margin: 0 auto 18px;
    filter: drop-shadow(0 6px 18px rgba(0, 0, 0, 0.25));
}

.footer-slogan {
    font-weight: 800;
    letter-spacing: 0.6px;
    font-size: 18px;
    line-height: 1.4;
    margin: 0 auto 24px;
    max-width: 760px;
    text-transform: uppercase;
}

.footer-title {
    font-weight: 900;
    letter-spacing: 1px;
    font-size: 28px;
    text-transform: uppercase;
    margin-bottom: 14px;
}

.footer-subtitle {
    font-weight: 800;
    letter-spacing: 0.6px;
    font-size: 18px;
    text-transform: uppercase;
    margin-bottom: 26px;
    opacity: 0.95;
}

.footer-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    min-width: 220px;
    height: 46px;
    padding: 0 22px;
    border-radius: 8px;
    border: 1.5px solid rgba(255, 255, 255, 0.35);
    color: #fff;
    text-decoration: none;
    font-weight: 900;
    letter-spacing: 0.4px;
    background: rgba(255, 255, 255, 0.06);
    transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}

    .footer-btn i {
        font-size: 16px;
    }

    .footer-btn:hover {
        background: rgba(255, 255, 255, 0.12);
        border-color: rgba(255, 255, 255, 0.55);
        transform: translateY(-1px);
    }

/* back-to-top */
.footer-top {
    position: absolute;
    right: 26px;
    bottom: 28px;
    width: 56px;
    height: 56px;
    border-radius: 999px;
    border: 0;
    cursor: pointer;
    background: #183a96; /* xanh như ảnh */
    color: #fff;
    box-shadow: 0 10px 22px rgba(0, 0, 0, 0.25);
    display: grid;
    place-items: center;
    transition: transform 0.15s ease, filter 0.15s ease;
}

    .footer-top i {
        font-size: 20px;
    }

    .footer-top:hover {
        filter: brightness(1.06);
        transform: translateY(-2px);
    }

/* bottom bar */
.footer-bottom {
    background: #0b0b0c;
    color: #fff;
    padding: 14px 14px;
}

.footer-bottom-container {
    width: min(1180px, 100%);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    font-weight: 800;
    letter-spacing: 0.3px;
    font-size: 18px;
}

/* =========================
      RESPONSIVE
  ========================== */
@media (max-width: 992px) {
    .footer-container {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .footer-title {
        font-size: 24px;
    }

    .footer-slogan,
    .footer-subtitle {
        font-size: 16px;
    }

    .footer-top {
        right: 18px;
        bottom: 18px;
        width: 52px;
        height: 52px;
    }
}

@media (max-width: 576px) {
    .footer-main {
        padding: 34px 12px 28px;
    }

    .footer-logo {
        max-width: 220px;
    }

    .footer-slogan {
        font-size: 14px;
        margin-bottom: 18px;
    }

    .footer-title {
        font-size: 20px;
    }

    .footer-subtitle {
        font-size: 14px;
        margin-bottom: 18px;
    }

    .footer-btn {
        min-width: 200px;
        height: 42px;
        font-size: 14px;
    }

    .footer-bottom-container {
        font-size: 14px;
        flex-direction: column;
        align-items: flex-start;
    }
}

/* Base */
.ap-card {
    text-align: center;
}

.ap-title {
    color: #092e96;
}

.ap-desc {
    line-height: 1.7;
}

/* Price + Buy block */
.ap-buy {
    background: linear-gradient(135deg,#f6f9ff 0%,#eef2ff 100%);
    border-color: #e6eaf5 !important;
    box-shadow: 0 8px 24px rgba(15,23,42,.06);
}

.ap-price__label {
    letter-spacing: .02em;
}

.ap-price__value {
    font-size: 24px;
    line-height: 1.1;
    color: #ef4444;
}

.ap-buy__btn {
    border-radius: 14px;
    box-shadow: 0 10px 18px rgba(37,99,235,.22);
    transition: transform .12s ease, box-shadow .12s ease;
}

    .ap-buy__btn:hover {
        transform: translateY(-1px);
        box-shadow: 0 14px 26px rgba(37,99,235,.28);
    }

    .ap-buy__btn:active {
        transform: translateY(0);
    }

/* Images */
.ap-section-title {
    font-size: 18px;
    color: #0d1b82;
}

.ap-img {
    object-fit: cover;
    aspect-ratio: 16/10;
}

/* Responsive: 3 breakpoints */
/* Mobile (<=576px): center all text & center price block content */
@media (max-width: 576px) {
    .ap-card {
        text-align: center;
    }

    .ap-buy {
        text-align: center;
    }

    .ap-price {
        width: 100%;
    }
}

/* Tablet (>=576px and <992px): keep layout as current, slightly balanced */
@media (min-width: 576px) and (max-width: 991.98px) {
    .ap-card {
        text-align: center;
    }
    /* bạn muốn vẫn center thì giữ */
    .ap-buy {
        text-align: left;
    }
    /* block giá bên trái, nút bên phải */
}

/* Desktop (>=992px): giống hiện tại */
@media (min-width: 992px) {
    .ap-card {
        text-align: center;
    }

    .ap-buy {
        text-align: left;
    }
}