:root {
    --bg: #0f1524;
    --card: #121b2f;
    --accent: #ffd65e;
    --accent-soft: #77e0c6;
    --text: #e8f1ff;
    --muted: #9fb2d1;
    --border: #1f2b44;
    --shadow: 0 20px 50px rgba(7, 11, 26, 0.45);
    --radius-lg: 22px;
    --radius-md: 14px;
    --radius-sm: 10px;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
    background: radial-gradient(circle at 20% 20%, rgba(119, 224, 198, 0.12), transparent 35%),
        radial-gradient(circle at 80% 0%, rgba(255, 214, 94, 0.15), transparent 40%),
        var(--bg);
    color: var(--text);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

header {
    width: 100%;
    padding: 20px clamp(20px, 5vw, 60px);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    position: sticky;
    top: 0;
    background: rgba(15, 21, 36, 0.9);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    z-index: 10;
}

.logo-link {
    display: inline-flex;
    align-items: center;
    text-decoration: none;
    transition: transform 0.2s ease, filter 0.2s ease;
}

.logo-link:hover {
    transform: translateY(-2px);
    filter: drop-shadow(0 4px 12px rgba(119, 224, 198, 0.35));
}

.logo-img {
    height: 64px;
    max-width: 100%;
    object-fit: contain;
}

.brand-title {
    font-size: clamp(22px, 3vw, 32px);
    font-weight: 700;
    letter-spacing: 0.5px;
    color: var(--text);
    text-align: right;
    line-height: 1.2;
}

main {
    flex: 1;
    width: 100%;
    max-width: 1140px;
    margin: 30px auto 50px;
    padding: 0 clamp(20px, 5vw, 60px);
    display: grid;
    gap: 28px;
}

.hero-card {
    background: linear-gradient(135deg, rgba(255, 214, 94, 0.07), rgba(119, 224, 198, 0.04)), var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: clamp(20px, 4vw, 28px);
    box-shadow: var(--shadow);
}

.poster-wrap {
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: clamp(12px, 3vw, 18px);
    background: linear-gradient(180deg, rgba(31, 43, 68, 0.8), rgba(16, 22, 34, 0.8));
    display: flex;
    justify-content: center;
    align-items: center;
}

.poster-img {
    width: min(100%, 600px);
    height: auto;
    border-radius: var(--radius-sm);
    display: block;
    box-shadow: 0 18px 40px rgba(7, 11, 26, 0.45);
}

.cta-btn {
    margin: clamp(16px, 3vw, 24px) auto;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 16px 24px;
    width: min(420px, 100%);
    background: linear-gradient(120deg, #ffd65e, #77e0c6);
    color: #0c1322;
    font-size: 18px;
    font-weight: 800;
    text-transform: uppercase;
    border: none;
    border-radius: 999px;
    text-decoration: none;
    box-shadow: 0 18px 40px rgba(119, 224, 198, 0.35);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 22px 55px rgba(255, 214, 94, 0.35);
}

.cta-btn:active {
    transform: translateY(0);
}

.article-card {
    background: rgba(18, 27, 47, 0.9);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: clamp(18px, 4vw, 24px);
    color: var(--text);
    line-height: 1.7;
    box-shadow: var(--shadow);
}

.article-card h2 {
    margin-top: 0;
    color: var(--accent);
    letter-spacing: 0.5px;
}

.article-card h3 {
    color: var(--accent-soft);
    margin-bottom: 8px;
}

.article-card p {
    color: var(--muted);
    margin: 0 0 12px;
}

.article-card ul {
    margin: 0 0 12px 16px;
    color: var(--muted);
}

footer {
    width: 100%;
    padding: 18px clamp(20px, 5vw, 60px);
    text-align: center;
    border-top: 1px solid var(--border);
    background: rgba(12, 17, 28, 0.9);
    color: var(--muted);
    font-size: 14px;
}

@media (max-width: 720px) {
    header {
        flex-direction: column;
        align-items: flex-start;
    }

    .brand-title {
        text-align: left;
    }

    .logo-img {
        height: 56px;
    }
}