/* ══════════════════════════════════════
   landing.css — Lumina Landing Page
   Premium, Dynamic, Clean White
   ══════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=Outfit:wght@600;700;800;900&display=swap');

:root {
    --primary: #6366f1;
    --primary-hover: #4f46e5;
    --primary-light: #eef2ff;
    --accent-violet: #8b5cf6;
    --accent-cyan: #06b6d4;
    --bg-landing: #ffffff;
    --bg-alt: #f8fafc;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-tertiary: #94a3b8;
    --border-default: #e2e8f0;
}

* { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior: smooth; }

body {
    background: var(--bg-landing);
    color: var(--text-primary);
    font-family: 'Inter', -apple-system, sans-serif;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ── Navigation ── */
.landing-nav {
    height: 72px;
    display: flex;
    align-items: center;
    position: sticky;
    top: 0;
    background: rgba(255,255,255,.85);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    z-index: 1000;
    border-bottom: 1px solid rgba(226,232,240,.6);
}

.landing-nav .container {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    font-family: 'Outfit', sans-serif;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-primary);
    text-decoration: none;
    letter-spacing: -.5px;
}
.nav-brand span { color: var(--primary); }

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 600;
    font-size: .9rem;
    transition: color .2s;
}
.nav-links a:hover { color: var(--primary); }

.btn-nav-login {
    background: var(--primary) !important;
    color: white !important;
    padding: 10px 24px;
    border-radius: 50px;
    box-shadow: 0 4px 14px rgba(99,102,241,.2);
    transition: all .25s !important;
}
.btn-nav-login:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(99,102,241,.3);
}

/* ── Hero ── */
.hero {
    padding: 100px 0 80px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

/* Decorative gradient blobs */
.hero::before {
    content: '';
    position: absolute;
    top: -100px; right: -200px;
    width: 600px; height: 600px;
    background: radial-gradient(circle, rgba(99,102,241,.07) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
    animation: float 8s ease-in-out infinite;
}
.hero::after {
    content: '';
    position: absolute;
    bottom: -150px; left: -100px;
    width: 500px; height: 500px;
    background: radial-gradient(circle, rgba(6,182,212,.06) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
    animation: float 10s ease-in-out infinite reverse;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-30px); }
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: var(--primary-light);
    color: var(--primary);
    border-radius: 50px;
    font-size: .8rem;
    font-weight: 700;
    margin-bottom: 28px;
    text-transform: uppercase;
    letter-spacing: .05em;
    border: 1px solid rgba(99,102,241,.1);
    animation: fadeInUp .6s ease both;
}

.hero h1 {
    font-family: 'Outfit', sans-serif;
    font-size: 3.75rem;
    font-weight: 900;
    line-height: 1.08;
    letter-spacing: -2px;
    margin-bottom: 24px;
    max-width: 850px;
    margin-left: auto;
    margin-right: auto;
    position: relative;
    z-index: 1;
    animation: fadeInUp .6s ease .1s both;
}
.hero h1 span {
    background: linear-gradient(135deg, var(--primary), var(--accent-violet));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 650px;
    margin: 0 auto 40px;
    line-height: 1.7;
    position: relative;
    z-index: 1;
    animation: fadeInUp .6s ease .2s both;
}

.hero-btns {
    display: flex;
    gap: 16px;
    justify-content: center;
    position: relative;
    z-index: 1;
    animation: fadeInUp .6s ease .3s both;
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}

.btn-primary-landing {
    background: linear-gradient(135deg, var(--primary), var(--accent-violet));
    color: white;
    padding: 16px 36px;
    border-radius: 14px;
    font-weight: 700;
    text-decoration: none;
    font-size: 1.1rem;
    transition: all .3s;
    box-shadow: 0 4px 14px rgba(99,102,241,.2);
}
.btn-primary-landing:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(99,102,241,.3);
}

.btn-secondary-landing {
    background: white;
    border: 1.5px solid var(--border-default);
    color: var(--text-primary);
    padding: 16px 36px;
    border-radius: 14px;
    font-weight: 700;
    text-decoration: none;
    font-size: 1.1rem;
    transition: all .3s;
}
.btn-secondary-landing:hover {
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0,0,0,.06);
}

/* ── Ecosystem Section ── */
.ecosystem-section {
    padding: 100px 0;
    background: var(--bg-alt);
    position: relative;
}

.section-header { text-align: center; margin-bottom: 60px; }

.section-header h2 {
    font-family: 'Outfit', sans-serif;
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 16px;
    letter-spacing: -.5px;
}
.section-header p { color: var(--text-secondary); font-size: 1.1rem; }

.ecosystem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 28px;
}

.eco-card {
    background: white;
    padding: 44px 36px;
    border-radius: 20px;
    border: 1px solid var(--border-default);
    text-align: center;
    transition: all .35s cubic-bezier(.4,0,.2,1);
}
.eco-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px -10px rgba(0,0,0,.06);
    border-color: transparent;
}

.eco-icon {
    width: 64px; height: 64px;
    background: var(--primary-light);
    color: var(--primary);
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin: 0 auto 24px;
    transition: transform .3s cubic-bezier(.34,1.56,.64,1);
}
.eco-card:hover .eco-icon { transform: scale(1.12) rotate(-5deg); }

.eco-card h3 {
    font-family: 'Outfit', sans-serif;
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 12px;
}
.eco-card p { color: var(--text-secondary); font-size: .95rem; line-height: 1.6; }

/* ── Responsive ── */
@media (max-width: 768px) {
    .hero h1 { font-size: 2.25rem; letter-spacing: -1px; }
    .hero p { font-size: 1rem; }
    .nav-links a:not(.btn-nav-login) { display: none; }
    .hero-btns { flex-direction: column; align-items: center; }
    .btn-primary-landing, .btn-secondary-landing { width: 100%; max-width: 320px; text-align: center; }
    .ecosystem-grid { grid-template-columns: 1fr; }
    .eco-card { padding: 32px 24px; }
}