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

:root {
    --bg: #0c0c0c;
    --card: #141414;
    --card-hover: #1a1a1a;
    --border: rgba(255, 255, 255, 0.06);
    --border-hover: rgba(255, 255, 255, 0.12);
    --text: #e8e8e8;
    --text-sub: #999;
    --text-dim: #555;
    --gold: #c9a84c;
    --gold-soft: rgba(201, 168, 76, 0.08);
    --radius: 20px;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
}

body {
    font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

/* ===== Hero ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 80px 48px;
}

.hero-inner {
    max-width: 1100px;
    margin: 0 auto;
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 80px;
    align-items: center;
    animation: fadeIn 0.8s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(24px); }
    to { opacity: 1; transform: translateY(0); }
}

.hero-text h1 {
    font-size: clamp(3.5rem, 8vw, 6rem);
    font-weight: 700;
    line-height: 0.95;
    letter-spacing: -0.04em;
    margin-bottom: 24px;
}

.tagline {
    font-size: 1rem;
    color: var(--gold);
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 32px;
}

.intro {
    font-size: 1.125rem;
    color: var(--text-sub);
    line-height: 1.7;
    max-width: 520px;
}

.hero-image {
    position: relative;
}

.hero-image img {
    width: 100%;
    border-radius: var(--radius);
}

/* ===== Built ===== */
.built {
    padding: 0 48px 120px;
}

.built-inner {
    max-width: 1100px;
    margin: 0 auto;
}

.built-heading {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-dim);
    letter-spacing: 0.04em;
    margin-bottom: 40px;
}

.built-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.built-item {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 40px;
    display: flex;
    flex-direction: column;
    gap: 24px;
    transition: all 0.3s ease;
}

.built-item:hover {
    border-color: var(--border-hover);
    background: var(--card-hover);
    transform: translateY(-3px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.built-logo-wrap {
    width: 100%;
    height: 180px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.03);
}

.built-logo-wrap.built-logo-light {
    background: white;
}

.built-logo {
    max-width: 280px;
    max-height: 160px;
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.built-info h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 6px;
}

.built-info p {
    color: var(--text-sub);
    font-size: 0.9375rem;
    line-height: 1.6;
}

.link-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 8px;
}

.link-row a {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--text-sub);
    transition: all 0.25s ease;
}

.link-row a:hover {
    background: var(--gold-soft);
    border-color: var(--gold);
    color: var(--text);
    transform: translateY(-1px);
}

.link-row a svg { opacity: 0.6; }
.link-row a:hover svg { opacity: 1; }

.link-icon {
    width: 16px;
    height: 16px;
    object-fit: contain;
}

/* ===== Connect ===== */
.connect {
    padding: 0 48px 120px;
}

.connect-inner {
    max-width: 1100px;
    margin: 0 auto;
    border-top: 1px solid var(--border);
    padding-top: 64px;
}

.connect-inner h2 {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-dim);
    letter-spacing: 0.04em;
    margin-bottom: 28px;
}

.connect-links {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.connect-links a {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border);
    border-radius: 10px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-sub);
    transition: all 0.25s ease;
}

.connect-links a:hover {
    background: var(--gold-soft);
    border-color: var(--gold);
    color: var(--text);
    transform: translateY(-1px);
}

.connect-links a svg { opacity: 0.6; }
.connect-links a:hover svg { opacity: 1; }

/* ===== Footer ===== */
footer {
    padding: 40px 48px;
}

footer p {
    max-width: 1100px;
    margin: 0 auto;
    font-size: 0.8125rem;
    color: var(--text-dim);
}

footer a {
    color: var(--gold);
    transition: color 0.2s ease;
}

footer a:hover {
    color: var(--text);
}

/* ===== Responsive ===== */
@media (max-width: 900px) {
    .hero { padding: 60px 24px; }
    .hero-inner {
        grid-template-columns: 1fr;
        gap: 48px;
        text-align: center;
    }
    .hero-inner .intro { margin: 0 auto; }
    .hero-image { max-width: 320px; margin: 0 auto; }

    .built { padding: 0 24px 80px; }
    .built-grid { grid-template-columns: 1fr; }
    .link-row { justify-content: center; }

    .connect { padding: 0 24px 80px; }
    .connect-inner { padding-top: 48px; }
    .connect-links { justify-content: center; }

    footer { padding: 32px 24px; text-align: center; }
}

@media (max-width: 480px) {
    .hero { padding: 48px 16px; }
    .built-item { padding: 32px 20px; }
    .link-row { flex-direction: column; }
    .connect-links { flex-direction: column; }
}