/* ============================================================
   NeoTech GT — Landing Page Styles
   ============================================================ */

/* ---- NAVBAR ---- */
.landing-nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: var(--z-fixed);
    background: rgba(15,23,42,0.85); backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255,255,255,0.06);
    transition: background var(--transition-base);
}
.landing-nav .container {
    display: flex; align-items: center; justify-content: space-between;
    height: 72px; max-width: var(--container-wide);
}
.nav-logo { display: flex; align-items: center; gap: var(--space-3); }
.nav-logo .logo-mark {
    width: 40px; height: 40px; background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    border-radius: var(--radius-lg); display: flex; align-items: center; justify-content: center;
    font-weight: var(--font-extrabold); color: var(--color-white); font-size: var(--text-lg);
}
.nav-logo .logo-text { font-size: var(--text-xl); font-weight: var(--font-bold); color: var(--color-white); }
.nav-links { display: flex; align-items: center; gap: var(--space-8); }
.nav-links a { color: var(--color-gray-300); font-size: var(--text-sm); font-weight: var(--font-medium); transition: color var(--transition-fast); }
.nav-links a:hover { color: var(--color-white); }
.nav-actions { display: flex; align-items: center; gap: var(--space-3); }

/* ---- HERO ---- */
.hero {
    min-height: 100vh; display: flex; align-items: center;
    background: linear-gradient(135deg, #0F172A 0%, #1E293B 40%, #0F172A 100%);
    position: relative; overflow: hidden; padding-top: 72px;
}
.hero::before {
    content: ''; position: absolute; width: 800px; height: 800px;
    background: radial-gradient(circle, var(--color-primary-soft-strong), transparent 70%);
    top: -300px; right: -200px; border-radius: 50%; animation: float 8s ease-in-out infinite;
}
.hero::after {
    content: ''; position: absolute; width: 500px; height: 500px;
    background: radial-gradient(circle, rgba(14,165,233,0.08), transparent 70%);
    bottom: -150px; left: -100px; border-radius: 50%; animation: float 10s ease-in-out infinite reverse;
}
@keyframes float { 0%, 100% { transform: translate(0, 0); } 50% { transform: translate(30px, -30px); } }

.hero .container { position: relative; z-index: 1; text-align: center; }
.hero h1 {
    font-size: clamp(2.5rem, 6vw, 4.5rem); font-weight: var(--font-extrabold);
    color: var(--color-white); line-height: 1.1; margin-bottom: var(--space-6);
    max-width: 800px; margin-left: auto; margin-right: auto;
}
.hero h1 span {
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}
.hero .hero-subtitle {
    font-size: var(--text-lg); color: var(--color-gray-400); max-width: 550px;
    margin: 0 auto var(--space-10); line-height: var(--leading-relaxed);
}
.hero-actions { display: flex; gap: var(--space-4); justify-content: center; flex-wrap: wrap; }
.hero-actions .btn { padding: var(--space-4) var(--space-8); font-size: var(--text-base); border-radius: var(--radius-lg); }
.btn-glow {
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    color: var(--color-white); box-shadow: 0 8px 32px var(--color-primary-shadow-soft);
    transition: all var(--transition-base);
}
.btn-glow:hover { box-shadow: 0 12px 40px var(--color-primary-shadow-soft); transform: translateY(-2px); }
.btn-glass {
    background: rgba(255,255,255,0.06); color: var(--color-white);
    border: 1px solid rgba(255,255,255,0.12); backdrop-filter: blur(8px);
}
.btn-glass:hover { background: rgba(255,255,255,0.12); border-color: rgba(255,255,255,0.2); }

/* ---- FEATURES ---- */
.section { padding: var(--space-24) 0; }
.section-dark { background: var(--color-gray-900); }
.section-title { text-align: center; margin-bottom: var(--space-16); }
.section-title h2 { font-size: var(--text-3xl); margin-bottom: var(--space-4); }
.section-dark .section-title h2 { color: var(--color-white); }
.section-title p { color: var(--color-gray-500); max-width: 500px; margin: 0 auto; font-size: var(--text-lg); }

.features-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-8); max-width: var(--container-wide); margin: 0 auto; padding: 0 var(--space-6);
}
.feature-card {
    background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.06);
    border-radius: var(--radius-xl); padding: var(--space-8);
    transition: all var(--transition-base);
}
.feature-card:hover { background: rgba(255,255,255,0.06); border-color: var(--color-primary-border-soft); transform: translateY(-4px); }
.feature-card .icon-box {
    width: 56px; height: 56px; border-radius: var(--radius-lg);
    background: linear-gradient(135deg, var(--color-primary-soft-strong), var(--color-primary-soft));
    display: flex; align-items: center; justify-content: center; margin-bottom: var(--space-5);
}
.feature-card .icon-box svg { width: 28px; height: 28px; color: var(--color-primary); }
.feature-card h3 { color: var(--color-white); font-size: var(--text-xl); margin-bottom: var(--space-3); }
.feature-card p { color: var(--color-gray-400); font-size: var(--text-sm); margin: 0; line-height: var(--leading-relaxed); }

/* ---- FOOTER ---- */
.landing-footer {
    background: var(--color-black); padding: var(--space-12) 0 var(--space-6);
    border-top: 1px solid rgba(255,255,255,0.06);
}
.footer-grid {
    display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-10); margin-bottom: var(--space-10);
}
.footer-brand { }
.footer-brand .logo-text { font-size: var(--text-xl); font-weight: var(--font-bold); color: var(--color-white); margin-bottom: var(--space-3); }
.footer-brand p { color: var(--color-gray-500); font-size: var(--text-sm); line-height: var(--leading-relaxed); margin: 0; }
.footer-col h4 { color: var(--color-white); font-size: var(--text-sm); font-weight: var(--font-semibold); text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: var(--space-4); }
.footer-col a { display: block; color: var(--color-gray-400); font-size: var(--text-sm); padding: var(--space-1) 0; transition: color var(--transition-fast); }
.footer-col a:hover { color: var(--color-white); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.06); padding-top: var(--space-6); text-align: center; color: var(--color-gray-500); font-size: var(--text-sm); }

@media (max-width: 768px) {
    .nav-links { display: none; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .hero-actions { flex-direction: column; align-items: center; }
}