/* ══════════════════════════════════════
   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: all .2s;
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-links a i {
    font-size: 0.8rem;
    opacity: 0.7;
    transition: transform .2s;
}

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

.nav-links a:hover i {
    transform: translateY(-2px);
    opacity: 1;
}

.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) !important;
    box-shadow: 0 8px 25px rgba(99, 102, 241, .3) !important;
}

/* ── Hero ── */
.hero {
    padding: 120px 0 100px;
    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: 4rem;
    font-weight: 900;
    line-height: 1.05;
    letter-spacing: -2px;
    margin-bottom: 24px;
    max-width: 900px;
    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: 1.25rem;
    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);
}

/* ── Features Section ── */
.features-section {
    padding: 80px 0;
    background: #fff;
}

.badge-mini {
    display: inline-block;
    padding: 4px 12px;
    background: var(--primary-light);
    color: var(--primary);
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: 800;
    margin-bottom: 12px;
    letter-spacing: 1px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 40px;
    margin-top: 50px;
}

.feature-item {
    display: flex;
    gap: 20px;
    padding: 30px;
    border-radius: 16px;
    transition: background 0.3s;
}

.feature-item:hover {
    background: var(--bg-alt);
}

.feature-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: white;
    color: var(--primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.feature-text h4 {
    font-family: 'Outfit', sans-serif;
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.feature-text p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* ── Ecosystem Section ── */
.ecosystem-section {
    padding: 120px 0;
    background: var(--bg-alt);
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-header h2 {
    font-family: 'Outfit', sans-serif;
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 16px;
    letter-spacing: -.5px;
}

.section-header p {
    color: var(--text-secondary);
    font-size: 1.2rem;
}

.ecosystem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
}

.eco-card {
    background: white;
    padding: 60px 40px 40px;
    border-radius: 24px;
    border: 1px solid var(--border-default);
    text-align: center;
    transition: all .4s cubic-bezier(.4, 0, .2, 1);
    position: relative;
    overflow: hidden;
}

.eco-card:hover {
    transform: translateY(-12px);
    box-shadow: 0 30px 60px -12px rgba(99, 102, 241, .12);
    border-color: rgba(99, 102, 241, 0.2);
}

.eco-badge {
    position: absolute;
    top: 24px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.65rem;
    font-weight: 900;
    color: var(--text-tertiary);
    letter-spacing: 2px;
}

.eco-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-light), #fff);
    color: var(--primary);
    border-radius: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    margin: 0 auto 32px;
    transition: all .4s cubic-bezier(.34, 1.56, .64, 1);
    box-shadow: 0 8px 20px rgba(99, 102, 241, .08);
}

.eco-card:hover .eco-icon {
    transform: scale(1.1) rotate(-5deg);
    background: var(--primary);
    color: white;
    box-shadow: 0 15px 30px rgba(99, 102, 241, .3);
}

.eco-card h3 {
    font-family: 'Outfit', sans-serif;
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 16px;
}

.eco-card p {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 32px;
}

.eco-footer {
    padding-top: 24px;
    border-top: 1px solid var(--bg-alt);
    font-size: 0.85rem;
    color: var(--text-tertiary);
    font-weight: 500;
    font-style: italic;
}

/* ── Responsive ── */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.75rem;
        letter-spacing: -1px;
    }

    .hero p {
        font-size: 1.1rem;
    }

    .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: 50px 30px 30px;
    }

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