/* =============================================
   OFFERS.CSS — Trang Ưu Đãi
   Theo mockup Figma: ảnh tròn trái + box trắng phải
============================================= */

/* ---- Shared header classes (cùng với index.css) ---- */
.icon-gold       { color: #F2B203; }
.flag-img        { height: 18px; object-fit: cover; cursor: pointer; }
.flag-img-drawer { height: 20px; object-fit: cover; cursor: pointer; }
.logo-img-lg     { height: 80px; object-fit: contain; }
.logo-img-sm     { height: 40px; object-fit: contain; }
.logo-img-drawer { height: 36px; object-fit: contain; }
.partner-img     { height: 20px; }
.partner-img-sm  { height: 18px; }
.partner-img-bg  { background: #fff; padding: 2px 4px; border-radius: 4px; }
.header-main-inner { display: flex; justify-content: space-between; align-items: center; }
.mobile-logo     { display: none; }
.main-nav.header-nav-row { flex: 1; border-top: none; padding: 15px 0; }
.mobile-drawer-extra { display: none; }
.drawer-divider  { margin: 24px 20px 12px; border-top: 1px solid rgba(0,0,0,0.1); }
.drawer-flags    { display: flex; gap: 12px; padding: 0 20px; margin-bottom: 16px; }
.drawer-partners {
    display: flex; flex-wrap: wrap; gap: 10px;
    padding: 12px 20px; background: #f8fafc;
    margin: 0 10px; border-radius: 8px; align-items: center;
}
.fb-page-container { background: white; border-radius: 4px; overflow: hidden; margin-bottom: 15px; }
.fb-iframe { border: none; overflow: hidden; max-width: 340px; }
.partner-footer    { height: 25px; border-radius: 4px; }
.partner-footer-bg { background: white; padding: 3px 6px; border-radius: 4px; box-sizing: border-box; height: 25px; }
.partner-footer-lg { height: 35px; border-radius: 4px; }

/* ---- HERO ---- */
.section-hero-offers {
    position: relative;
    height: 400px;
    background-image: url('../images/offers_banner.png');
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}
.offers-hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(11,29,58,0.80) 0%, rgba(11,29,58,0.45) 100%);
}
.offers-hero-inner {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 0 20px;
}
.offers-hero-label {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    color: #d4af37;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 18px;
}
.offers-hero-label::before,
.offers-hero-label::after {
    content: '';
    width: 36px;
    height: 1px;
    background: #d4af37;
}
.offers-hero-title {
    font-size: clamp(28px, 5vw, 50px);
    font-weight: 800;
    color: #fff;
    line-height: 1.2;
    letter-spacing: 1px;
    margin-bottom: 14px;
}
.offers-hero-sub {
    font-size: 15px;
    color: rgba(255,255,255,0.82);
    font-style: italic;
    font-weight: 400;
}

/* ---- SECTION ---- */
.section-offers-list {
    padding: 70px 0 90px;
    background: #f8fafc;
}

.offers-page-header {
    text-align: center;
    margin-bottom: 50px;
}
.offers-page-tag {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 11px;
    font-weight: 700;
    color: #d4af37;
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 12px;
    display: block;
}
.offers-page-tag::before,
.offers-page-tag::after { content: none; }
.offers-page-title {
    font-size: clamp(22px, 3vw, 32px);
    font-weight: 800;
    color: #0b1d3a;
    position: relative;
    padding-bottom: 16px;
}
.offers-page-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 3px;
    background: #d4af37;
    border-radius: 2px;
}

/* ---- OFFER LIST ---- */
.offers-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

/* ---- OFFER ROW ----
   Theo mockup: ảnh bo tròn trái (độc lập),
   box trắng nội dung phải, hai cái bằng nhau
---- */
.offer-row {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 24px;
    align-items: stretch;
}
.offer-row--inactive { opacity: 0.72; }
.offer-row--inactive:hover { opacity: 0.85; }

/* Ảnh — bo tròn, đứng độc lập ngoài box trắng */
.offer-row__img {
    position: relative;
    border-radius: 18px;
    overflow: hidden;
    box-shadow: 0 8px 28px rgba(11,29,58,0.14);
    min-height: 220px;
}
.offer-row__img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
}
.offer-row:hover .offer-row__img img {
    transform: scale(1.04);
}
.offer-row--inactive .offer-row__img img {
    filter: grayscale(30%);
}

/* Badge giảm giá trên ảnh */
.offer-row__badge {
    position: absolute;
    top: 14px;
    right: 14px;
    background: #d4af37;
    color: #fff;
    font-size: 18px;
    font-weight: 800;
    line-height: 1;
    padding: 9px 13px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 4px 12px rgba(212,175,55,0.45);
    z-index: 2;
}
.offer-row__badge small {
    display: block;
    font-size: 9px;
    font-weight: 600;
    letter-spacing: 1px;
    margin-top: 3px;
    opacity: 0.9;
}

/* Box trắng — nội dung */
.offer-row__body {
    background: #fff;
    border-radius: 18px;
    box-shadow: 0 4px 20px rgba(11,29,58,0.07);
    border: 1px solid #e8edf4;
    padding: 28px 32px 24px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: box-shadow 0.3s ease, transform 0.3s ease;
}
.offer-row:hover .offer-row__body {
    box-shadow: 0 12px 36px rgba(11,29,58,0.12);
    /* transform: translateY(-3px); */
}
.offer-row--inactive:hover .offer-row__body {
    transform: none;
    box-shadow: 0 4px 20px rgba(11,29,58,0.07);
}

/* Title */
.offer-row__title {
    font-size: 17px;
    font-weight: 800;
    color: #0b1d3a;
    margin-bottom: 0;
    line-height: 1.4;
    position: relative;
    padding-bottom: 12px;
}
.offer-row__title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 36px;
    height: 3px;
    background: #d4af37;
    border-radius: 2px;
}

/* Features list — dấu ✓ theo mockup */
.offer-row__features {
    list-style: none;
    padding: 0;
    margin: 18px 0 0;
    display: flex;
    flex-direction: column;
    gap: 7px;
    flex: 1;
}
.offer-row__features li {
    font-size: 13.5px;
    color: #475569;
    line-height: 1.6;
    padding-left: 18px;
    position: relative;
}
.offer-row__features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #0b1d3a;
    font-weight: 700;
    font-size: 12px;
}

/* Footer: meta + status */
.offer-row__footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    border-top: 1px solid #f1f5f9;
    padding-top: 16px;
    margin-top: 18px;
    flex-wrap: wrap;
}
.offer-row__meta {
    display: flex;
    align-items: center;
    gap: 16px;
}
.offer-meta-item {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 12px;
    color: #94a3b8;
    font-weight: 500;
}
.meta-icon { width: 13px; height: 13px; }

/* Status text */
.offer-row__status {
    font-size: 13px;
    font-weight: 700;
}
.offer-row__status--active   { color: #059669; }
.offer-row__status--inactive { color: #ef4444; }

/* ---- RESPONSIVE ---- */
@media (max-width: 768px) {
    .offer-row {
        grid-template-columns: 1fr;
    }
    .offer-row__img {
        min-height: 220px;
        max-height: 260px;
    }
    .offer-row__body { padding: 22px 20px 20px; }
    .section-hero-offers { height: 320px; }
    .section-offers-list { padding: 50px 0 70px; }
}
@media (max-width: 480px) {
    .offers-hero-title { font-size: 28px; }
    .offer-row__title { font-size: 15px; }
    .offer-row__features li { font-size: 13px; }
    .offer-row__footer { flex-direction: column; align-items: flex-start; gap: 8px; }
}