/* Gary Winter - 2026 Calm Fintech Design System */
:root {
    --bg-main: #0a0c10;
    --bg-card: #161b22;
    --text-primary: #f0f6fc;
    --text-secondary: #8b949e;
    --accent-green: #39FF14;
    --accent-blue: #38bdf8;
    --border: #30363d;
    --max-width: 1100px;
    --font-heading: 'Inter', system-ui, -apple-system, sans-serif;
    --font-body: 'Georgia', serif;
}

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

body {
    background-color: var(--bg-main);
    color: var(--text-primary);
    font-family: var(--font-heading);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

a { text-decoration: none; color: inherit; transition: 0.3s; }
img { width: 100%; border-radius: 12px; object-fit: cover; }

.container { max-width: var(--max-width); margin: 0 auto; padding: 0 2rem; }

/* Navigation */
header {
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--border);
    position: sticky; top: 0;
    background: rgba(10, 12, 16, 0.85);
    backdrop-filter: blur(12px);
    z-index: 1000;
}

nav.container { display: flex; justify-content: space-between; align-items: center; }
.logo { font-size: 1.5rem; font-weight: 800; letter-spacing: -1px; }
.logo span { color: var(--accent-green); }
.nav-links a { margin-left: 2rem; color: var(--text-secondary); font-weight: 500; font-size: 0.9rem; }
.nav-links a:hover { color: var(--text-primary); }

/* Hero */
.hero { padding: 6rem 0; text-align: center; }
.hero h1 { font-size: clamp(2.5rem, 5vw, 4rem); line-height: 1.1; margin-bottom: 1.5rem; }
.hero p { color: var(--text-secondary); font-size: 1.25rem; max-width: 700px; margin: 0 auto 2.5rem; }

/* Grid */
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 2.5rem; padding-bottom: 6rem; }
.card { background: var(--bg-card); border: 1px solid var(--border); border-radius: 16px; overflow: hidden; transition: transform 0.3s; }
.card:hover { transform: translateY(-8px); border-color: var(--accent-blue); }
.card-img { height: 200px; }
.card-content { padding: 2rem; }
.card-tag { color: var(--accent-blue); font-size: 0.75rem; font-weight: 700; text-transform: uppercase; margin-bottom: 0.5rem; display: block; }
.card h3 { margin-bottom: 1rem; font-size: 1.4rem; }
.card p { color: var(--text-secondary); font-size: 0.95rem; margin-bottom: 1.5rem; }

/* Article Page */
.article-page { max-width: 800px; margin: 4rem auto; }
.article-header { text-align: center; margin-bottom: 4rem; }
.article-header h1 { font-size: 3.5rem; margin-bottom: 1rem; }
.article-meta { color: var(--text-secondary); font-size: 0.9rem; }
.article-body { font-family: var(--font-body); font-size: 1.2rem; color: #d1d5db; }
.article-body p { margin-bottom: 2rem; }
.article-body h2 { font-family: var(--font-heading); color: var(--text-primary); margin: 3rem 0 1rem; }

/* Buttons */
.btn { background: var(--accent-green); color: #000; padding: 0.8rem 1.5rem; border-radius: 6px; font-weight: 700; }
.btn:hover { box-shadow: 0 0 20px rgba(57, 255, 20, 0.4); }

/* Footer */
footer { border-top: 1px solid var(--border); padding: 4rem 0; color: var(--text-secondary); font-size: 0.9rem; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 4rem; margin-bottom: 3rem; }