.reveal-left,
.reveal-right,
.reveal-item {
    opacity: 0;
    transition: all 0.8s ease;
    will-change: transform, opacity;
}

.reveal-left {
    transform: translateX(-50px);
}

.reveal-right {
    transform: translateX(50px) scale(0.95);
}

.reveal-item {
    transform: translateY(30px);
}

.reveal-active {
    opacity: 1;
    transform: translate(0, 0) scale(1);
}

@keyframes blob {
    0% {
        transform: translate(0px, 0px) scale(1);
    }
    33% {
        transform: translate(30px, -50px) scale(1.1);
    }
    66% {
        transform: translate(-20px, 20px) scale(0.9);
    }
    100% {
        transform: translate(0px, 0px) scale(1);
    }
}

.animate-blob {
    animation: blob 7s infinite;
}

.animation-delay-2000 {
    animation-delay: 2s;
}

.animation-delay-4000 {
    animation-delay: 4s;
}

@keyframes float {
    0%,
    100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

.animate-float {
    animation: float 6s ease-in-out infinite;
}

.section {
    display: none;
}

.section.active {
    display: block;
}

body {
    font-family: 'Inter', sans-serif;
}

.hero-bg {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
}

.stats-badge {
    background: rgba(34, 197, 94, 0.15);
    backdrop-filter: blur(10px);
}

.floating {
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%,
    100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

@layer utilities {
    .animate-view-fade-up {
        opacity: 0;
        transform: translateY(40px);
        animation: fadeUp 1s ease-out forwards;
        animation-timeline: view();
        animation-range: entry 0% cover 30%;
    }
    @keyframes fadeUp {
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }
    .animate-view-fade-left {
        opacity: 0;
        transform: translateX(-60px);
        animation: fadeLeft 1.2s ease-out forwards;
        animation-timeline: view();
        animation-range: entry 8%;
    }
    /* ===== Animation base ===== */
    .reveal-left,
    .reveal-right,
    .reveal-up {
        opacity: 0;
        transform: translateY(40px);
        transition: all 1.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    }
    .reveal-fade {
        opacity: 0;
        filter: blur(6px);
        transition: all 3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    }
    .reveal-fade.reveal-active {
        opacity: 1;
        filter: blur(0);
    }
    /* Hướng vào */
    .reveal-left {
        transform: translateX(-60px);
    }
    .reveal-right {
        transform: translateX(60px);
    }
    .reveal-up {
        transform: translateY(40px);
    }
    /* Khi active */
    .reveal-active {
        opacity: 1;
        transform: translate(0, 0);
    }
    /* Delay stagger */
    .delay-1 {
        transition-delay: 0.2s;
    }
    .delay-2 {
        transition-delay: 0.4s;
    }
    .delay-3 {
        transition-delay: 0.6s;
    }
    .delay-4 {
        transition-delay: 0.8s;
    }
    .delay-5 {
        transition-delay: 1s;
    }
    .delay-6 {
        transition-delay: 1.2s;
    }
    /* ===== Hover cho khối con ===== */
    .info-row {
        display: flex;
        align-items: center;
        gap: 14px;
        padding: 14px 18px;
        border-radius: 14px;
        cursor: pointer;
        transition: all 0.35s ease;
    }
    @media (hover: hover) and (pointer: fine) {
        .info-row:hover {
            background: #f6fff9;
            transform: translateX(8px);
            box-shadow: 0 12px 32px rgba(0, 128, 0, 0.1);
        }
        .icon-wrap {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: #dcfce7;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: transform 0.35s ease;
        }
        .info-row:hover .icon-wrap {
            transform: scale(1.15) rotate(8deg);
        }
    }
    .icon-wrap img {
        width: 20px;
        height: 20px;
    }
    .text-tick {
        transition: color 0.3s ease;
    }
    .info-row:hover .text-tick {
        color: #15803d;
    }
    /* ===== Hover cho thẻ card ===== */
    .card {
        position: relative;
        background: #fff;
        border-radius: 16px;
        padding: 32px 24px;
        overflow: hidden;
        transition: transform 0.45s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.45s ease;
        will-change: transform;
    }
    /* Hover → zoom + nổi */
    @media (hover: hover) and (pointer: fine) {
        .card:hover {
            transform: translateY(-8px) scale(1.12);
            box-shadow: 0 30px 65px rgba(0, 140, 255, 0.38);
        }
        /* Hover → ánh sáng chạy NGAY KHI zoom */
        .card:hover::before {
            animation: shine-blue 0.9s ease-out;
        }
    }
    /* ===== ÁNH SÁNG XANH ===== */
    .card::before {
        content: "";
        position: absolute;
        top: 0;
        left: -150%;
        width: 70%;
        height: 100%;
        background: linear-gradient( 120deg, transparent, rgba(0, 204, 97, 0.65), transparent);
        transform: skewX(-20deg);
        pointer-events: none;
    }
    /* Hover → ánh sáng chạy NGAY KHI zoom */
    /* on touch devices, avoid hover animations to prevent layout shifts */
    @keyframes shine-blue {
        from {
            left: -150%;
        }
        to {
            left: 170%;
        }
    }
}


/* Mobile fixes: reduce transform distances and disable heavy pseudo elements to avoid layout break */

@media (max-width: 640px) {
    .reveal-left,
    .reveal-right {
        transform: translateX(0) !important;
        transition: transform 0.6s ease, opacity 0.6s ease;
    }
    .reveal-up {
        transform: translateY(12px) !important;
        transition: transform 0.6s ease, opacity 0.6s ease;
    }
    .delay-1,
    .delay-2,
    .delay-3,
    .delay-4,
    .delay-5,
    .delay-6,
    .delay-7 {
        transition-delay: 0.06s !important;
    }
    /* Disable the decorative shine pseudo on small screens to avoid overflow/position issues */
    .card::before {
        display: none !important;
    }
    /* Avoid large card hover scaling on mobile (defensive) */
    .card {
        transform: none !important;
    }
    /* Tighter spacing for info rows on small screens */
    .info-row {
        gap: 8px;
        padding: 10px 12px;
    }
}