/* ===== Variables & Reset ===== */
:root {
    --color-primary: #e63946;
    --color-primary-dark: #c1121f;
    --color-secondary: #1d3557;
    --color-accent: #457b9d;
    --color-bg: #0f1419;
    --color-bg-card: #1a2332;
    --color-text: #f1faee;
    --color-text-muted: #a8dadc;
    --color-border: #2d3e50;
    --font-main: 'Be Vietnam Pro', -apple-system, sans-serif;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition);
}

/* ===== Header ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(15, 20, 25, 0.9);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
    transition: background var(--transition);
}

.header-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 700;
    font-size: 1.25rem;
}

.logo-icon {
    color: var(--color-primary);
    font-size: 1.5rem;
}

.nav {
    display: flex;
    gap: 2rem;
}

.nav a:hover {
    color: var(--color-primary);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-text);
    transition: var(--transition);
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ===== Hero ===== */
.hero {
    position: relative;
    min-height: 85vh;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 60px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(15, 20, 25, 0.85) 0%, rgba(29, 53, 87, 0.6) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 2rem;
    max-width: 700px;
}

.hero-badge {
    display: inline-block;
    padding: 0.4rem 1rem;
    background: var(--color-primary);
    color: white;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    letter-spacing: 0.5px;
}

.hero h1 {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #fff 0%, var(--color-text-muted) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    font-size: 1.15rem;
    color: var(--color-text-muted);
}

.hero-shape {
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 80px;
    background: var(--color-bg);
    clip-path: polygon(0 60%, 100% 0, 100% 100%, 0 100%);
}

/* ===== Sections ===== */
.section {
    max-width: 1280px;
    margin: 0 auto;
    padding: 4rem 1.5rem;
}

.section-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 2.5rem;
    text-align: center;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: var(--color-primary);
    margin: 0.5rem auto 0;
    border-radius: 2px;
}

/* ===== Bento Grid ===== */
.bento-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: auto auto;
    gap: 1.5rem;
    grid-template-areas:
        "large large card2 card3"
        "wide wide wide wide";
}

.bento-card {
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: transform var(--transition), box-shadow var(--transition);
}

.bento-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow);
}

.bento-large {
    grid-area: large;
}

.bento-large .card-image img {
    height: 100%;
    object-fit: cover;
}

.bento-wide {
    grid-area: wide;
}

.bento-wide .card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.bento-card:nth-child(2) { grid-area: card2; }
.bento-card:nth-child(3) { grid-area: card3; }

.card-image {
    aspect-ratio: 16/10;
    overflow: hidden;
}

.bento-large .card-image {
    aspect-ratio: 16/10;
}

.bento-wide .card-image {
    aspect-ratio: 32/10;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.bento-card:hover .card-image img {
    transform: scale(1.05);
}

.card-content {
    padding: 1.5rem;
}

.card-tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0.5rem;
}

.card-content h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.card-content p {
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

.bento-large .card-content h3 {
    font-size: 1.5rem;
}

.bento-large .card-content p {
    font-size: 1rem;
}

/* ===== Categories ===== */
.categories-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.category-card {
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: transform var(--transition);
}

.category-card:hover {
    transform: scale(1.02);
}

.category-img {
    aspect-ratio: 3/2;
    overflow: hidden;
}

.category-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.category-card:hover .category-img img {
    transform: scale(1.08);
}

.category-card h3 {
    padding: 1.25rem 1.5rem 0.25rem;
    font-size: 1.2rem;
}

.category-card p {
    padding: 0 1.5rem 1.5rem;
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

/* ===== Featured ===== */
.featured-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.featured-card {
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: transform var(--transition);
}

.featured-card:hover {
    transform: translateY(-6px);
}

.featured-image {
    aspect-ratio: 5/3.5;
    overflow: hidden;
}

.featured-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.featured-content {
    padding: 1.5rem;
}

.featured-date {
    font-size: 0.8rem;
    color: var(--color-primary);
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.featured-content h3 {
    font-size: 1.15rem;
    margin-bottom: 0.75rem;
}

.featured-content p {
    font-size: 0.95rem;
    color: var(--color-text-muted);
}

/* ===== About ===== */
.about-section {
    background: linear-gradient(180deg, transparent 0%, rgba(29, 53, 87, 0.2) 100%);
    border-radius: var(--radius-lg);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.about-text h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

.about-text p {
    margin-bottom: 1rem;
    color: var(--color-text-muted);
}

.about-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
}

.about-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ===== Footer ===== */
.footer {
    background: var(--color-bg-card);
    border-top: 1px solid var(--color-border);
    padding: 3rem 1.5rem 1.5rem;
    margin-top: 4rem;
}

.footer-inner {
    max-width: 1280px;
    margin: 0 auto;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 700;
}

.footer-brand .logo-icon {
    color: var(--color-primary);
}

.footer-links, .footer-legal {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-links a:hover, .footer-legal a:hover {
    color: var(--color-primary);
}

.footer-bottom {
    padding-top: 1.5rem;
    border-top: 1px solid var(--color-border);
    text-align: center;
}

.footer-bottom p {
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

/* ===== Modal ===== */
.modal {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    z-index: 2000;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    padding: 2rem;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-content h3 {
    margin-bottom: 1rem;
}

.modal-content p {
    margin-bottom: 1rem;
    color: var(--color-text-muted);
}

.modal-close {
    margin-top: 1rem;
    padding: 0.6rem 1.5rem;
    background: var(--color-primary);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-family: inherit;
    font-weight: 600;
}

.modal-close:hover {
    background: var(--color-primary-dark);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .bento-grid {
        grid-template-columns: 1fr 1fr;
        grid-template-areas:
            "large large"
            "card2 card3"
            "wide wide";
    }

    .categories-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .featured-grid {
        grid-template-columns: 1fr;
    }

    .about-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        background: var(--color-bg-card);
        padding: 1rem;
        gap: 1rem;
    }

    .nav.active {
        display: flex;
    }

    .nav-toggle {
        display: flex;
    }

    .bento-grid {
        grid-template-columns: 1fr;
        grid-template-areas:
            "large"
            "card2"
            "card3"
            "wide";
    }

    .bento-wide .card-image {
        aspect-ratio: 16/10;
    }

    .categories-grid {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero {
        min-height: 70vh;
    }

    .section {
        padding: 3rem 1rem;
    }
}

@media (max-width: 480px) {
    .header-inner {
        padding: 0.75rem 1rem;
    }

    .hero-content {
        padding: 1rem;
    }

    .hero-badge {
        font-size: 0.75rem;
    }
}