/* ================================================================
   CL THEME — Layout: header, nav, footer, social, banner trang con
   ================================================================ */

.cl-ico {
    display: inline-block;
    width: 1em; height: 1em;
    flex: none;
    vertical-align: -0.125em;
}

/* ---------- Brand ---------- */
.cl-brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    min-width: 0;
}
.cl-brand__mark {
    width: 40px; height: 40px;
    object-fit: contain;
    filter: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.6));
}
.cl-brand__text { display: flex; flex-direction: column; min-width: 0; line-height: 1.05; }
.cl-brand__name {
    font-family: var(--cl-font-display);
    font-size: 21px;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    background: var(--cl-grad-gold-text);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    white-space: nowrap;
}
.cl-brand__sub {
    margin-top: 3px;
    font-size: 10.5px;
    font-weight: 500;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--cl-text-dim);
    white-space: nowrap;
}
.cl-brand--footer .cl-brand__mark { width: 64px; height: 64px; }
.cl-brand--footer .cl-brand__name { font-size: 30px; }
.cl-brand--footer .cl-brand__sub { font-size: 12px; }

/* ---------- Header ---------- */
.cl-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: var(--cl-z-header);
    height: var(--cl-header-h);
    background: var(--cl-grad-header);
    border-bottom: 1px solid var(--cl-gold-a20);
    transition: box-shadow var(--cl-dur) var(--cl-ease);
}
.cl-header.is-scrolled { box-shadow: 0 8px 24px rgba(0, 0, 0, 0.45); }
.cl-header__inner {
    display: flex;
    align-items: center;
    gap: 24px;
    height: 100%;
    max-width: calc(var(--cl-container-wide) + var(--cl-gutter) * 2);
    margin: 0 auto;
    padding: 0 var(--cl-gutter);
}
.cl-header__inner > .cl-brand { flex: none; }

.cl-header__actions { display: flex; align-items: center; flex: none; }
.cl-header__user { display: flex; align-items: center; gap: 12px; }
.cl-header__name {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    max-width: 140px;
    color: var(--cl-gold-200) !important;
    font-weight: 600;
    font-size: 14px;
}
.cl-header__name span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.cl-header__login { min-width: 110px; }

.cl-header__toggle {
    display: none;
    position: relative;
    width: 44px; height: 44px;
    border: 1px solid var(--cl-gold-a30);
    border-radius: var(--cl-radius);
    background: rgba(13, 4, 0, 0.5);
    cursor: pointer;
}
.cl-header__toggle span {
    position: absolute;
    left: 12px; right: 12px;
    height: 2px;
    border-radius: 2px;
    background: var(--cl-orange);
    transition: transform var(--cl-dur) var(--cl-ease), opacity var(--cl-dur) var(--cl-ease);
}
.cl-header__toggle span:nth-child(1) { top: 14px; }
.cl-header__toggle span:nth-child(2) { top: 21px; }
.cl-header__toggle span:nth-child(3) { top: 28px; }
.cl-nav-open .cl-header__toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.cl-nav-open .cl-header__toggle span:nth-child(2) { opacity: 0; }
.cl-nav-open .cl-header__toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Nav (desktop) ---------- */
.cl-nav { flex: 1; min-width: 0; height: 100%; }
.cl-nav__panel { height: 100%; }
.cl-nav__head, .cl-nav__foot, .cl-nav__backdrop, .cl-nav__item--mobile-only { display: none; }
.cl-nav__list {
    display: flex;
    align-items: stretch;
    justify-content: safe center;
    gap: 4px;
    height: 100%;
    margin: 0;
    padding: 0;
    list-style: none;
}
.cl-nav__item { position: relative; display: flex; }
.cl-nav__item.cl-nav__item--mobile-only { display: none; }
.cl-nav__link {
    position: relative;
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 0 14px;
    color: var(--cl-text-strong) !important;
    font-family: var(--cl-font-body);
    font-size: 17px;
    font-weight: 600;
    white-space: nowrap;
}
.cl-nav__link > .cl-ico:first-child { display: none; }
.cl-nav__caret { font-size: 12px; opacity: 0.7; transition: transform var(--cl-dur) var(--cl-ease); }
.cl-nav__link::after {
    content: "";
    position: absolute;
    left: 14px; right: 14px; bottom: 18px;
    height: 2px;
    border-radius: 2px;
    background: var(--cl-orange);
    transform: scaleX(0);
    transition: transform var(--cl-dur) var(--cl-ease);
}
.cl-nav__link:hover, .cl-nav__item:focus-within > .cl-nav__link { color: var(--cl-orange) !important; }
.cl-nav__link:hover::after, .cl-nav__link.is-active::after { transform: scaleX(1); }
.cl-nav__link.is-active { color: var(--cl-orange) !important; }

/* Dropdown */
.cl-nav__sub {
    position: absolute;
    top: calc(100% - 10px);
    left: 50%;
    min-width: 210px;
    margin: 0;
    padding: 8px;
    list-style: none;
    background: rgba(34, 13, 0, 0.98);
    border: 1px solid var(--cl-gold-a30);
    border-radius: var(--cl-radius);
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.55);
    opacity: 0;
    visibility: hidden;
    transform: translate(-50%, 8px);
    transition: opacity var(--cl-dur) var(--cl-ease), transform var(--cl-dur) var(--cl-ease), visibility var(--cl-dur);
}
.cl-nav__item--has-sub:hover > .cl-nav__sub,
.cl-nav__item--has-sub:focus-within > .cl-nav__sub {
    opacity: 1;
    visibility: visible;
    transform: translate(-50%, 0);
}
.cl-nav__item--has-sub:hover .cl-nav__caret { transform: rotate(180deg); }
.cl-nav__sub-item a {
    display: block;
    padding: 9px 14px;
    border-radius: 6px;
    color: var(--cl-text) !important;
    font-size: 15px;
    white-space: nowrap;
    transition: background var(--cl-dur) var(--cl-ease), color var(--cl-dur) var(--cl-ease);
}
.cl-nav__sub-item a:hover {
    background: rgba(255, 168, 0, 0.1);
    color: var(--cl-orange) !important;
}

/* Tên máy chủ dài ("Cửu Long Đế Vương") làm khối logo rộng ~340px: dưới 1600px
   menu 7 mục không còn đủ chỗ, chỉ giữ biểu tượng logo trên header. */
@media (max-width: 1599px) {
    .cl-header .cl-brand--header .cl-brand__text { display: none; }
}

/* ---------- Nav (mobile drawer) ---------- */
@media (max-width: 1365px) {
    .cl-nav__link { padding: 0 10px; font-size: 15px; }
    .cl-nav__link::after { left: 10px; right: 10px; }
    .cl-header__inner { gap: 14px; }
    .cl-header__name { display: none; }
}

@media (min-width: 1024px) and (max-width: 1199px) {
    .cl-nav__link { padding: 0 8px; font-size: 14px; }
    .cl-nav__link::after { left: 8px; right: 8px; }
}

@media (max-width: 1023px) {
    :root { --cl-header-h: 64px; }
    .cl-header__inner { gap: 10px; justify-content: space-between; }
    .cl-header__inner > .cl-brand { flex: 1; }
    .cl-header__toggle { display: block; }
    .cl-header__actions { display: none; }

    .cl-nav { position: static; flex: none; height: auto; width: 0; }
    .cl-nav__backdrop {
        display: block;
        position: fixed;
        inset: 0;
        z-index: 1;
        background: rgba(0, 0, 0, 0.6);
        opacity: 0;
        visibility: hidden;
        transition: opacity var(--cl-dur) var(--cl-ease), visibility var(--cl-dur);
    }
    .cl-nav__panel {
        position: fixed;
        top: 0; right: 0; bottom: 0;
        z-index: 2;
        display: flex;
        flex-direction: column;
        width: min(360px, 88vw);
        height: 100%;
        background: linear-gradient(180deg, #2c1405, var(--cl-ink-800) 45%);
        border-left: 1px solid var(--cl-gold-a30);
        box-shadow: -20px 0 50px rgba(0, 0, 0, 0.5);
        transform: translateX(100%);
        transition: transform 0.45s var(--cl-ease-out);
        overflow-y: auto;
    }
    .cl-nav.is-open .cl-nav__backdrop { opacity: 1; visibility: visible; }
    .cl-nav.is-open .cl-nav__panel { transform: none; }

    .cl-nav__head {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 12px;
        min-height: var(--cl-header-h);
        padding: 0 12px 0 18px;
        border-bottom: 1px solid var(--cl-line);
    }
    .cl-nav__close {
        display: grid;
        place-items: center;
        width: 40px; height: 40px;
        border: 1px solid var(--cl-gold-a30);
        border-radius: var(--cl-radius);
        background: none;
        color: var(--cl-orange);
        font-size: 20px;
        cursor: pointer;
    }
    .cl-nav__list { flex-direction: column; justify-content: flex-start; height: auto; padding: 10px 0; gap: 0; }
    .cl-nav__item { flex-direction: column; }
    .cl-nav__item.cl-nav__item--mobile-only { display: flex; }
    .cl-nav__link { min-height: 50px; padding: 0 22px; font-size: 17px; }
    .cl-nav__link > .cl-ico:first-child { display: inline-block; font-size: 19px; color: var(--cl-gold-400); }
    .cl-nav__link::after { display: none; }
    .cl-nav__link.is-active { background: linear-gradient(90deg, rgba(255, 168, 0, 0.14), transparent); box-shadow: inset 3px 0 0 var(--cl-orange); }
    .cl-nav__caret { margin-left: auto; font-size: 16px; }
    .cl-nav__item.is-open .cl-nav__caret { transform: rotate(180deg); }

    .cl-nav__sub {
        position: static;
        display: none;
        min-width: 0;
        padding: 0 0 8px;
        background: none;
        border: 0;
        box-shadow: none;
        opacity: 1;
        visibility: visible;
        transform: none;
    }
    .cl-nav__item.is-open > .cl-nav__sub { display: block; }
    .cl-nav__item--has-sub:hover > .cl-nav__sub { transform: none; }
    .cl-nav__sub-item a { padding: 10px 22px 10px 52px; font-size: 15px; border-radius: 0; }

    .cl-nav__foot {
        display: flex;
        flex-direction: column;
        gap: 18px;
        margin-top: auto;
        padding: 20px 22px 28px;
        border-top: 1px solid var(--cl-line);
    }
    .cl-nav__foot .cl-social { justify-content: center; }
    body.cl-nav-open { overflow: hidden; }
}

@media (max-width: 480px) {
    .cl-brand__sub { display: none; }
    .cl-brand__name { font-size: 18px; }
}

/* ---------- Social ---------- */
.cl-social {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 0;
    padding: 0;
    list-style: none;
}
.cl-social__link {
    display: grid;
    place-items: center;
    width: 40px; height: 40px;
    border: 1px solid var(--cl-gold-a30);
    border-radius: var(--cl-radius);
    background: rgba(13, 4, 0, 0.6);
    color: var(--cl-gold-200) !important;
    font-size: 18px;
    transition: background var(--cl-dur) var(--cl-ease), border-color var(--cl-dur) var(--cl-ease), color var(--cl-dur) var(--cl-ease), transform var(--cl-dur) var(--cl-ease);
}
.cl-social__link:hover { background: var(--cl-grad-gold); border-color: transparent; color: #2a1100 !important; transform: translateY(-2px); }

.cl-social--vertical { flex-direction: column; gap: 12px; }
.cl-social--vertical .cl-social__link { width: 34px; height: 34px; font-size: 15px; }

/* ---------- Footer ---------- */
.cl-footer {
    position: relative;
    background: var(--cl-ink-900);
    border-top: 1px solid var(--cl-gold-a20);
    color: var(--cl-text-dim);
}
.cl-footer__grid {
    display: grid;
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr) minmax(0, 1fr);
    gap: 40px;
    padding-top: 56px;
    padding-bottom: 44px;
}
.cl-footer__note { margin: 16px 0 0; max-width: 380px; font-size: 14px; line-height: 1.7; }
.cl-footer__title {
    margin: 0 0 16px;
    font-size: 16px !important;
    font-weight: 700;
    text-transform: uppercase;
    background: var(--cl-grad-gold-text);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent !important;
}
.cl-footer__links { display: grid; gap: 10px; margin: 0; padding: 0; list-style: none; }
.cl-footer__links a { color: var(--cl-text) !important; font-size: 15px; }
.cl-footer__links a:hover { color: var(--cl-orange) !important; }
.cl-footer__bottom {
    border-top: 1px solid var(--cl-gold-a20);
    text-align: center;
}
.cl-footer__bottom p { margin: 0 auto; padding-top: 18px; padding-bottom: 18px; font-size: 13px; color: var(--cl-text-faint); }

@media (max-width: 768px) {
    .cl-footer__grid { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 32px 24px; padding-top: 40px; padding-bottom: 32px; }
    .cl-footer__col--brand { grid-column: 1 / -1; }
    .cl-brand--footer .cl-brand__name { font-size: 24px; }
    .cl-brand--footer .cl-brand__mark { width: 52px; height: 52px; }
}

/* ---------- Nút nổi hai bên (Kỳ Trân Các / Nạp thẻ) ---------- */
.cl-float {
    position: fixed;
    top: 50%;
    z-index: 850;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    width: 74px;
    padding: 12px 6px;
    border: 1px solid var(--cl-gold-a50);
    background: linear-gradient(180deg, rgba(58, 29, 10, 0.96), rgba(22, 8, 0, 0.96));
    box-shadow: 0 10px 28px rgba(0, 0, 0, 0.5);
    color: var(--cl-gold-100) !important;
    text-align: center;
    transform: translateY(-50%);
    transition: transform var(--cl-dur) var(--cl-ease), border-color var(--cl-dur) var(--cl-ease);
}
.cl-float--left { left: 0; border-left: 0; border-radius: 0 var(--cl-radius) var(--cl-radius) 0; }
.cl-float--right { right: 0; border-right: 0; border-radius: var(--cl-radius) 0 0 var(--cl-radius); }
.cl-float:hover { border-color: var(--cl-orange); }
.cl-float--left:hover { transform: translate(4px, -50%); }
.cl-float--right:hover { transform: translate(-4px, -50%); }
.cl-float__icon {
    display: grid;
    place-items: center;
    width: 44px; height: 44px;
    border-radius: 50%;
    background: var(--cl-grad-gold);
    color: #2a1100;
    font-size: 22px;
    box-shadow: 0 0 18px rgba(255, 168, 0, 0.35);
}
.cl-float__text { font-size: 12px; font-weight: 700; line-height: 1.25; text-transform: uppercase; }

@media (max-width: 1023px) {
    .cl-float { top: auto; bottom: 84px; width: auto; flex-direction: row; padding: 6px 12px 6px 6px; transform: none; }
    .cl-float--left:hover, .cl-float--right:hover { transform: none; }
    .cl-float__icon { width: 34px; height: 34px; font-size: 17px; }
    .cl-float__text { font-size: 11px; }
}
@media (max-width: 480px) {
    .cl-float__text { display: none; }
    .cl-float { padding: 6px; }
}

/* ---------- Scroll top ---------- */
.cl-scrolltop {
    position: fixed;
    right: 22px; bottom: 24px;
    z-index: 800;
    display: grid;
    place-items: center;
    width: 44px; height: 44px;
    border: 1px solid var(--cl-gold-a50);
    border-radius: var(--cl-radius);
    background: rgba(13, 4, 0, 0.85);
    color: var(--cl-orange);
    font-size: 18px;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(12px);
    transition: opacity var(--cl-dur) var(--cl-ease), transform var(--cl-dur) var(--cl-ease), visibility var(--cl-dur);
}
.cl-scrolltop.is-visible { opacity: 1; visibility: visible; transform: none; }
.cl-scrolltop:hover { background: var(--cl-grad-gold); color: #2a1100; }

/* ---------- Banner trang con ---------- */
.cl-banner {
    position: relative;
    display: flex;
    align-items: center;
    min-height: clamp(260px, 34vh, 380px);
    padding: calc(var(--cl-header-h) + 32px) 0 40px;
    overflow: hidden;
    isolation: isolate;
    text-align: center;
    border-bottom: 1px solid var(--cl-gold-a20);
}
.cl-banner__bg {
    position: absolute;
    inset: 0;
    z-index: -1;
    /* Ảnh banner chỉ có khi trang truyền ImageVar; mặc định là nền trơn của theme */
    background: var(--cl-banner-img, none) center / cover no-repeat, var(--cl-bg-plain);
}
.cl-banner__bg::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(13, 4, 0, 0.55) 0%, rgba(13, 4, 0, 0.35) 50%, rgba(22, 8, 0, 0.92) 100%);
}
.cl-banner__inner { position: relative; }
.cl-banner__inner::after {
    content: "";
    display: block;
    width: 10px; height: 10px;
    margin: 16px auto 0;
    background: var(--cl-orange);
    transform: rotate(45deg);
}
.cl-banner__sub, .cl-theme .cl-banner__sub {
    max-width: 640px;
    margin: 12px auto 0;
    font-size: 16px;
    color: var(--cl-text);
}
.cl-banner__back {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 16px;
    padding: 6px 14px;
    border: 1px solid var(--cl-gold-a50);
    border-radius: var(--cl-radius);
    background: rgba(13, 4, 0, 0.5);
    color: var(--cl-orange) !important;
    font-size: 13px;
    font-weight: 600;
}
.cl-banner__back:hover { border-color: var(--cl-orange); }
.cl-banner--compact { min-height: clamp(220px, 28vh, 300px); }
.cl-banner__title--plain {
    max-width: 900px;
    margin-left: auto !important;
    margin-right: auto !important;
    text-transform: none;
    line-height: 1.3;
}

@media (max-width: 768px) {
    .cl-banner { min-height: 200px; padding-bottom: 28px; }
    .cl-banner--compact { min-height: 180px; }
}