/* ========================================= */
/* CSS RESET & TYPOGRAPHY CHUNG              */
/* ========================================= */
* { margin: 0; padding: 0; box-sizing: border-box; }
body { background: #f4f6f9; color: #333; font-family: 'Open Sans', Arial, sans-serif; display: flex; flex-direction: column; min-height: 100vh; overflow-x: hidden; }
h1, h2, h3, h4, h5, h6, .font-roboto { font-family: 'Roboto', Arial, sans-serif; }
.container { max-width: 1200px; width: 92%; margin: auto; }
.main-content { flex: 1; }
.text-center { text-align: center; }

/* ========================================= */
/* UI HEADER & MENU                          */
/* ========================================= */
.main-header { background: #103266; position: sticky; top: 0; z-index: 1000; box-shadow: 0 4px 15px rgba(0,0,0,0.15); }
.nav-container { display: flex; justify-content: space-between; align-items: center; padding: 12px 0; }
.logo img { height: 40px; display: block; }
.nav-menu { display: flex; gap: 30px; align-items: center; }
.nav-menu a { color: #e2e8f0; text-decoration: none; font-weight: 600; font-size: 14px; text-transform: uppercase; transition: 0.3s; letter-spacing: 0.5px;}
.nav-menu a:hover { color: #ffc107; }
.btn-nav { background: linear-gradient(to right, #ec4899, #f43f5e); color: white !important; padding: 10px 24px; border-radius: 30px; font-weight: bold; box-shadow: 0 4px 10px rgba(220,38,38,0.3); }
.btn-nav:hover { transform: translateY(-2px); box-shadow: 0 6px 15px rgba(220,38,38,0.5); }
.mobile-toggle { display: none; background: none; border: none; color: white; cursor: pointer; padding: 5px; }

/* ========================================= */
/* UI FOOTER CAO CẤP                         */
/* ========================================= */
.main-footer { background: #1e293b; color: #94a3b8; padding: 60px 0 20px; font-size: 14px; margin-top: 50px;}
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer-col h4 { color: white; font-size: 16px; margin-bottom: 20px; text-transform: uppercase; letter-spacing: 1px;}
.footer-col p { margin-bottom: 12px; line-height: 1.6; }
.footer-col a { display: block; color: #94a3b8; text-decoration: none; margin-bottom: 12px; transition: 0.2s; }
.footer-col a:hover { color: #ffc107; padding-left: 8px; }
.footer-bottom { text-align: center; border-top: 1px solid #334155; padding-top: 25px; font-size: 13px; }

/* ========================================= */
/* CÁC TIÊU ĐỀ CHUNG                         */
/* ========================================= */
.section-header { margin-bottom: 40px; }
.badge-pink { background: #ff4f87; color: white; padding: 6px 20px; border-radius: 30px; font-size: 12px; font-weight: 700; display: inline-block; margin-bottom: 15px;}
.title-gradient { font-size: 42px; font-weight: 900; background: linear-gradient(45deg, #e11d48, #db2777); -webkit-background-clip: text; -webkit-text-fill-color: transparent; margin: 0;}
.title-dark { font-size: 34px; font-weight: 900; color: #1e293b; margin-bottom: 15px; line-height: 1.3;}
.subtitle { color: #1e293b; font-size: 16px; font-weight: 600; line-height: 1.6;}
.subtitle span { color: #64748b; font-weight: 400; display: block; margin-top: 5px; font-size: 14px;}
.divider { width: 40px; height: 4px; background: #ff4f87; margin: 20px auto; border-radius: 4px; position: relative;}
.divider::after { content: ''; position: absolute; width: 8px; height: 8px; background: #ff4f87; border-radius: 50%; top: -2px; left: 16px;}

/* ========================================= */
/* HERO BANNER                               */
/* ========================================= */
.hero { height: 450px; position: relative; display: flex; align-items: center; }
.hero-slider, .hero-overlay { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }
.hero-slider { overflow: hidden; }
.slide { position: absolute; top: 0; left: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; transition: opacity 1s ease; z-index: 1; }
.slide.active { opacity: 1; z-index: 2; }
.hero-overlay { background: rgba(0,0,0,0.55); z-index: 3;}
.hero-content { position: relative; color: white; max-width: 750px; z-index: 4;}
.rating { background: rgba(255,255,255,0.2); display: inline-block; padding: 6px 16px; border-radius: 30px; font-size: 13px; font-weight: 600; margin-bottom: 15px; backdrop-filter: blur(5px);}
.hero h1 { font-size: 40px; margin: 0 0 15px 0; line-height: 1.2; font-weight: 900;}
.hero h1 span { color: #ffc107; display: block; font-size: 28px; margin-top: 10px; font-weight: 700;}
.hero > p { font-size: 16px; opacity: 0.9; margin-bottom: 25px; line-height: 1.5; }
.hero-features { display: flex; gap: 20px; font-weight: 600; font-size: 14px;}

/* ========================================= */
/* KHU VỰC ĐẶT VÉ (BÊN TRÁI)                 */
/* ========================================= */
.booking { padding: 60px 0; }
.booking-grid { display: grid; grid-template-columns: 2fr 1.2fr; gap: 30px; align-items: start; max-width: 100%; }
.booking-grid > div { min-width: 0; max-width: 100%; }

.left-box { background: #fff; padding: 30px; border-radius: 12px; box-shadow: 0 4px 15px rgba(0,0,0,0.03); border: 1px solid #e2e8f0; width: 100%; }
.left-box > h2 { font-size: 22px; font-weight: 800; color: #1e293b; margin-bottom: 8px; font-family: 'Roboto', sans-serif;}
.left-box > p { font-size: 14px; color: #64748b; margin-bottom: 25px; }
.left-box > h3 { font-size: 16px; font-weight: 800; color: #1e293b; margin: 30px 0 15px 0; font-family: 'Roboto', sans-serif;}

.pkg-price-box small, .unit-title small, .pkg-unit-info small { display: none !important; }

/* Thanh vuốt chọn ngày */
.date-list { display: flex; overflow-x: auto; gap: 12px; padding-bottom: 15px; scrollbar-width: none; -webkit-overflow-scrolling: touch; scroll-snap-type: x mandatory; width: 100%; }
.date-list::-webkit-scrollbar { display: none; }
.date-btn { flex: 0 0 auto; scroll-snap-align: start; background: #fff; border: 1px solid #e2e8f0; border-radius: 10px; padding: 12px 20px; cursor: pointer; text-align: center; min-width: 105px; transition: 0.3s; position: relative;}
.date-btn .day-text { font-size: 12px; color: #64748b; font-weight: 700; margin-bottom: 5px; text-transform: uppercase; display: block;}
.date-btn .date-text { font-size: 20px; font-weight: 800; color: #1e293b; font-family: 'Roboto', sans-serif;}
.date-btn.active { background: #103266; border-color: #103266; }
.date-btn.active .day-text, .date-btn.active .date-text { color: white; }
.date-btn.active::after { content: ''; position: absolute; top: -5px; right: -5px; width: 12px; height: 12px; background: #ff4f87; border: 2px solid #fff; border-radius: 50%; }

/* Gói Vé */
.pkg-item { border: 1px solid #e2e8f0; border-radius: 10px; margin-bottom: 15px; background: #fff; overflow: hidden; transition: 0.3s; width: 100%; }
.pkg-item:hover { border-color: #cbd5e1; box-shadow: 0 4px 12px rgba(0,0,0,0.04); }
.pkg-item.active { border-color: #103266; box-shadow: 0 4px 15px rgba(16, 50, 102, 0.08); }
.pkg-header { display: flex; justify-content: space-between; align-items: center; padding: 15px 20px; cursor: pointer; user-select: none; }
.pkg-name { font-size: 16px; font-weight: 700; color: #1e293b; font-family: 'Roboto', sans-serif; flex: 1;}
.pkg-header-right { display: flex; align-items: center; gap: 15px; flex-shrink: 0; }
.pkg-price-box { text-align: right; }
.pkg-price-box strong { font-size: 16px; color: #103266; font-weight: 800; font-family: 'Roboto', sans-serif;}
.toggle-icon { width: 32px; height: 32px; background: #f1f5f9; color: #475569; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 12px; font-weight: bold; transition: all 0.3s ease; flex-shrink: 0; }
.pkg-item:hover .toggle-icon { background: #e2e8f0; }
.pkg-item.active .toggle-icon { transform: rotate(180deg); background: #103266; color: white; }
.pkg-body { display: none; padding: 20px; border-top: 1px dashed #e2e8f0; background: #fafafa; }
.pkg-item.active .pkg-body { display: block; animation: slideDown 0.3s ease; }
@keyframes slideDown { from {opacity: 0; transform: translateY(-5px);} to {opacity: 1; transform: translateY(0);} }

.pkg-calc-row { display: flex; justify-content: space-between; align-items: center; background: #fff; padding: 15px; border-radius: 8px; border: 1px solid #e2e8f0; margin-bottom: 15px; }
.unit-title { font-size: 15px; font-weight: 800; color: #1e293b; display: flex; align-items: center; gap: 8px; }
.unit-title::before { content: '👤'; font-size: 16px; background: #f1f5f9; padding: 5px 8px; border-radius: 8px;}
.price-promo { font-size: 18px; font-weight: 800; color: #103266;}

.qty-control { display: flex; align-items: center; border-radius: 6px; border: 1px solid #cbd5e1; width: 110px; background: #fff; flex-shrink: 0; height: 38px;}
.qty-btn { width: 35px; height: 100%; border: none; background: #f1f5f9; font-size: 18px; font-weight: bold; cursor: pointer; color: #103266; transition: 0.2s; display: flex; align-items: center; justify-content: center;}
.qty-btn:hover { background: #e2e8f0; }
.qty-btn.plus, .qty-btn.minus { color: #103266; }
.qty-input { flex: 1; height: 100%; border: none; border-left: 1px solid #cbd5e1; border-right: 1px solid #cbd5e1; text-align: center; font-weight: 700; width: 100%; outline: none; color: #1e293b; font-size: 15px; pointer-events: none;}

/* ========================================= */
/* CỘT PHẢI: GIỎ HÀNG (BOX CHI TIẾT MỚI)     */
/* ========================================= */
.booking-right { position: sticky; top: 90px; }

/* 1. KHỐI CHI TIẾT (Nền trắng) */
.cart-detail-box {
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 15px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.02);
}
.detail-header {
    display: flex; align-items: center; gap: 8px;
    font-size: 13px; font-weight: 800; color: #1e293b;
    text-transform: uppercase; margin-bottom: 20px; letter-spacing: 0.5px;
}

.cart-item-row { margin-bottom: 15px; }
.item-top { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 4px; }
.item-name { font-size: 14px; font-weight: 500; color: #2563eb; flex: 1; padding-right: 10px; line-height: 1.4; } 
.item-price { font-size: 14px; font-weight: 800; color: #1e293b; white-space: nowrap; flex-shrink: 0; } 
.item-bottom { font-size: 13px; color: #94a3b8; font-weight: 400; } 

.tax-divider { border-top: 1px dashed #cbd5e1; margin: 15px 0; }
.tax-row { display: flex; justify-content: space-between; align-items: center; font-size: 14px; margin-bottom: 8px; }
.tax-row:last-child { margin-bottom: 0; }
.tax-label { color: #64748b; font-weight: 400; } 
.tax-value { font-weight: 700; color: #1e293b; }

/* 2. KHỐI TỔNG CỘNG (Nền xám nhạt) */
.cart-total-box {
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    padding: 15px 20px;
    margin-bottom: 20px;
}
.total-label { font-size: 12px; font-weight: 700; color: #64748b; text-transform: uppercase; margin-bottom: 5px; }
.total-value-wrap { display: flex; justify-content: space-between; align-items: center; }
.total-value-wrap span { font-size: 26px; font-weight: 900; color: #103266; line-height: 1; }
.total-icon { width: 24px; height: 24px; background: #cbd5e1; color: white; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: 900; font-size: 14px; }

/* Nút thanh toán */
#checkoutForm { margin: 0; }
.btn-icon { display: none; }
.btn-checkout { background: #e2e8f0; color: #94a3b8; border: none; padding: 16px; border-radius: 8px; font-size: 15px; font-weight: 800; text-transform: uppercase; width: 100%; display: flex; align-items: center; justify-content: center; gap: 8px; transition: 0.3s; cursor: not-allowed; font-family: 'Roboto', Arial, sans-serif;}
.btn-checkout.active { background: #103266; color: white; cursor: pointer; box-shadow: 0 4px 15px rgba(16, 50, 102, 0.25);}
.btn-checkout.active:hover { background: #0c2650; transform: translateY(-2px); }

/* ========================================= */
/* THÔNG TIN SỰ KIỆN, LỊCH, ĐỘI THI          */
/* ========================================= */
.event-info { padding: 60px 0; background: #fff; background-image: radial-gradient(circle at top right, #fdf2f8 0%, transparent 40%), radial-gradient(circle at bottom left, #f0fdf4 0%, transparent 40%);}
.info-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.info-card { background: white; padding: 30px 20px; border-radius: 12px; border: 1px solid #e2e8f0; border-top: 2px solid transparent; box-shadow: 0 4px 15px rgba(0,0,0,0.02); transition: 0.3s;}
.info-card:hover { transform: translateY(-5px); box-shadow: 0 10px 25px rgba(0,0,0,0.05); }
.info-card.border-pink { border-color: #fce7f3; } .info-card.border-pink:hover { border-color: #ec4899; }
.info-card.border-blue { border-color: #e0f2fe; } .info-card.border-blue:hover { border-color: #3b82f6; }
.info-card.border-green { border-color: #dcfce7; } .info-card.border-green:hover { border-color: #22c55e; }
.info-card.border-purple { border-color: #f3e8ff; } .info-card.border-purple:hover { border-color: #a855f7; }

.icon-circle { width: 45px; height: 45px; border-radius: 50%; display: flex; align-items: center; justify-content: center; color: white; margin-bottom: 20px;}
.bg-pink { background: #ec4899; } .bg-blue { background: #3b82f6; } .bg-green { background: #22c55e; } .bg-purple { background: #a855f7; }
.info-card h3 { font-size: 12px; color: #64748b; font-weight: 800; text-transform: uppercase; margin-bottom: 10px; letter-spacing: 1px;}
.info-card .val { font-size: 20px; font-weight: 900; color: #1e293b; margin-bottom: 10px; font-family: 'Roboto', sans-serif;}
.info-card .desc { font-size: 13px; color: #475569; line-height: 1.5;}
.info-card.border-pink .val { color: #be185d; } .info-card.border-blue .val { color: #1d4ed8; }
.info-card.border-green .val { color: #15803d; } .info-card.border-purple .val { color: #7e22ce; }
.btn-gradient-pink { background: linear-gradient(to right, #ec4899, #f43f5e); color: white; padding: 12px 30px; border-radius: 30px; font-weight: 800; font-size: 14px; text-decoration: none; display: inline-block;}

.schedule { padding: 60px 0; background: #f8fafc; }
.schedule-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 25px; }
.match-card { background: white; border-radius: 16px; box-shadow: 0 5px 20px rgba(0,0,0,0.04); padding: 25px; border-top: 6px solid transparent; transition: 0.3s;}
.match-card:hover { transform: translateY(-5px); box-shadow: 0 10px 30px rgba(0,0,0,0.08); }
.match-card.border-top-pink { border-top-color: #f43f5e; } .match-card.border-top-blue { border-top-color: #3b82f6; }
.match-card.border-top-purple { border-top-color: #a855f7; } .match-card.border-top-green { border-top-color: #10b981; }
.match-card.border-top-orange { border-top-color: #f97316; } .match-card.border-top-yellow { border-top-color: #eab308; }

.mc-header { display: inline-block; color: white; padding: 5px 12px; border-radius: 6px; font-size: 11px; font-weight: 800; margin-bottom: 15px; }
.bg-orange { background: #f97316; } .bg-yellow { background: #eab308; }

.mc-datetime { display: flex; gap: 15px; font-size: 13px; color: #475569; font-weight: 600; margin-bottom: 25px;}
.mc-teams { display: flex; justify-content: space-between; align-items: center; margin-bottom: 25px; position: relative;}
.team { text-align: center; width: 40%;}
.team img { width: 60px; height: 60px; border-radius: 50%; object-fit: cover; border: 2px solid #f1f5f9; margin-bottom: 8px;}
.t-name { font-weight: 800; font-size: 15px; color: #1e293b;}
.t-sub { font-size: 12px; color: #94a3b8; }
.vs-circle { width: 30px; height: 30px; border-radius: 50%; color: white; display: flex; align-items: center; justify-content: center; font-size: 11px; font-weight: 900; position: absolute; left: 50%; transform: translateX(-50%);}

.mc-desc { font-size: 13px; color: #64748b; line-height: 1.5; padding-top: 15px; border-top: 1px dashed #e2e8f0; margin-bottom: 20px;}
.btn-match { display: block; text-align: center; padding: 10px; color: white; border-radius: 8px; text-decoration: none; font-weight: 700; font-size: 13px; transition: 0.3s;}
.btn-match:hover { opacity: 0.9; transform: translateY(-2px); }

.teams { padding: 60px 0; background: #fff; }
.teams-board { background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 20px; padding: 40px; }
.team-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 15px; }
.team-card { background: white; padding: 20px 10px; border-radius: 12px; text-align: center; border: 1px solid #e2e8f0; box-shadow: 0 4px 10px rgba(0,0,0,0.02); transition: 0.3s;}
.team-card:hover { transform: translateY(-5px); box-shadow: 0 8px 20px rgba(0,0,0,0.06); border-color: #cbd5e1; }
.team-card img { width: 55px; height: 55px; border-radius: 50%; object-fit: cover; border: 2px solid #fff; box-shadow: 0 2px 8px rgba(0,0,0,0.1); margin-bottom: 10px;}
.team-card h4 { font-size: 14px; font-weight: 800; color: #1e293b; margin-bottom: 3px;}
.team-card p { font-size: 11px; color: #94a3b8; }

/* ========================================= */
/* KHU VỰC LIÊN HỆ                           */
/* ========================================= */
.contact { padding: 80px 0; background: #fff; }
.contact-wrap { max-width: 800px; margin: 0 auto; background: #f8fafc; padding: 40px; border-radius: 16px; border: 1px solid #e2e8f0; box-shadow: 0 10px 30px rgba(0,0,0,0.03); }
.contact-form { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.contact-form .full-width { grid-column: span 2; }
.contact-input { width: 100%; padding: 14px; border: 1px solid #cbd5e1; border-radius: 8px; font-size: 15px; transition: 0.3s; background: #fff; font-family: 'Open Sans', sans-serif;}
.contact-input:focus { border-color: #103266; outline: none; box-shadow: 0 0 0 3px rgba(16, 50, 102, 0.1); }
textarea.contact-input { resize: vertical; min-height: 120px; }
.btn-submit-contact { background: #103266; color: white; border: none; padding: 15px 40px; border-radius: 30px; font-size: 15px; font-weight: 800; text-transform: uppercase; cursor: pointer; transition: 0.3s; font-family: 'Roboto', sans-serif; box-shadow: 0 4px 15px rgba(16, 50, 102, 0.25); display: inline-block;}
.btn-submit-contact:hover { background: #0c2650; transform: translateY(-2px); box-shadow: 0 6px 20px rgba(16, 50, 102, 0.35); }

/* ========================================= */
/* TỐI ƯU CỰC ĐỘ CHO MOBILE (RESPONSIVE)     */
/* ========================================= */
@media (max-width: 1024px) {
    .booking-grid { grid-template-columns: 1fr; }
    .booking-right { position: static; margin-top: 20px; }
}

@media (max-width: 768px) {
    /* Menu Mobile */
    .nav-menu { display: none; flex-direction: column; position: absolute; top: 100%; left: 0; width: 100%; background: #103266; padding: 10px 0 20px; box-shadow: 0 10px 15px rgba(0,0,0,0.2); border-top: 1px solid rgba(255,255,255,0.1);}
    .nav-menu.active { display: flex; animation: slideDown 0.3s ease forwards;}
    @keyframes slideDown { from { opacity: 0; transform: translateY(-10px); } to { opacity: 1; transform: translateY(0); } }
    .nav-menu a { width: 100%; text-align: center; padding: 15px 0; border-bottom: 1px solid rgba(255,255,255,0.05); font-size: 15px;}
    .nav-menu .btn-nav { width: 85%; margin: 15px auto 0; border-radius: 8px; }
    .mobile-toggle { display: block; }

    /* Đặt vé Mobile */
    .container { width: 96%; }
    .booking { padding: 30px 0 100px 0; } 
    .left-box { padding: 15px; border-radius: 8px; border: none; box-shadow: none; background: transparent;}
    .left-box > h3 { margin: 15px 0 10px 0; display: flex; justify-content: space-between; align-items: center; }
    .left-box > h3::after { content: 'Vuốt ngang ➔'; font-size: 11px; color: #fff; font-weight: 700; background: #103266; padding: 4px 10px; border-radius: 20px; text-transform: none;}
    
    .date-btn { min-width: 85px; padding: 10px; } 
    .pkg-item { border-radius: 12px; margin-bottom: 12px; border: 1px solid #e2e8f0; box-shadow: 0 2px 8px rgba(0,0,0,0.03);}
    .pkg-header { padding: 12px 15px; }
    .pkg-name { font-size: 14px; }
    .toggle-icon { width: 30px; height: 30px; border-radius: 8px;}
    .pkg-body { padding: 0 15px 15px 15px; }
    .pkg-calc-row { flex-direction: column; align-items: flex-start; gap: 12px; padding: 12px; background: #f8fafc;}
    .qty-control { width: 100%; height: 42px; }
    
    /* BẢNG CHI TIẾT ĐƠN HÀNG MOBILE */
    .cart-detail-box { margin: 15px 0; border-radius: 12px; padding: 15px; padding-bottom: 80px; } 
    
    /* THANH STICKY TỔNG CỘNG DƯỚI ĐÁY */
    .cart-total-box { 
        position: fixed; bottom: 0; left: 0; width: 100%; 
        background: #fff; margin: 0; padding: 15px 20px 25px 20px; 
        border-radius: 20px 20px 0 0; box-shadow: 0 -5px 25px rgba(0,0,0,0.15); 
        z-index: 998; border: none; display: block;
    }
    .total-label { font-size: 11px; margin-bottom: 2px;}
    .total-value-wrap { display: block; }
    .total-value-wrap span { font-size: 24px; line-height: 1; color: #103266;}
    .total-icon { display: none; } 
    
    /* ÉP FORM CHỨA NÚT NỔI */
    #checkoutForm {
        position: fixed !important; bottom: 18px !important; right: 15px !important; 
        width: 55px !important; height: 55px !important; 
        z-index: 9999 !important; margin: 0 !important; padding: 0 !important;
    }
    
    /* NÚT THANH TOÁN MOBILE XANH NAVY */
    .btn-checkout { 
        width: 100% !important; height: 100% !important; 
        border-radius: 50% !important; padding: 0 !important; 
        background-color: #103266 !important; border: none !important;
        box-shadow: 0 5px 20px rgba(16, 50, 102, 0.4) !important; 
        display: flex !important; align-items: center !important; justify-content: center !important;
        cursor: pointer !important;
    }
    .btn-text { display: none !important; }
    .btn-icon { display: flex !important; align-items: center; justify-content: center; color: white;}
    .btn-checkout:disabled { background-color: #cbd5e1 !important; box-shadow: none !important; pointer-events: none !important;}

    /* Bố cục Contact Mobile */
    .contact-form { grid-template-columns: 1fr; }
    .contact-form .full-width { grid-column: span 1; }
    .contact-wrap { padding: 25px 15px; }

    .footer-grid { grid-template-columns: 1fr 1fr; gap: 30px; text-align: left; }
    .hero { height: 400px; text-align: center; }
    .hero-features { justify-content: center; }
    .hero h1 { font-size: 28px; }
    .hero h1 span { font-size: 22px; }
    .title-gradient, .title-dark { font-size: 26px; }
    .info-grid { grid-template-columns: repeat(2, 1fr); gap: 15px; }
    .schedule-grid { grid-template-columns: 1fr; }
    
    .teams-board { padding: 25px 15px; }
    .team-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
    .team-card { padding: 15px 5px; }
    .team-card img { width: 50px; height: 50px; }
}

@media (max-width: 480px) {
    .footer-grid { grid-template-columns: 1fr; text-align: center; }
    .info-card { padding: 20px 15px; }
    .info-card .val { font-size: 18px; }
    .mc-datetime { flex-direction: column; gap: 5px; }
}

/* GIAO DIỆN BÁO THÀNH CÔNG FORM LIÊN HỆ */
.contact-success { text-align: center; padding: 40px 20px; animation: fadeIn 0.5s ease;}
@keyframes fadeIn { from {opacity: 0; transform: translateY(10px);} to {opacity: 1; transform: translateY(0);} }
.success-icon-circle { width: 70px; height: 70px; background: #dcfce7; color: #16a34a; border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto 20px; }
.contact-success h3 { font-size: 24px; color: #1e293b; font-weight: 800; margin-bottom: 10px; }
.contact-success p { color: #64748b; font-size: 15px; }