/* ============================================================
   DASITI LABS - Steer On | Professional Theme
   Clean alternating sections with indigo + gold accents
   ============================================================ */

:root {
    --bg: #ffffff;
    --bg-soft: #f7f8fc;
    --bg-tinted: #f3f1fe;
    --bg-card: #ffffff;
    --border: #e2e5eb;
    --border-light: #eef0f4;
    --border-tinted: rgba(79,70,229,0.1);
    --text: #1a1a2e;
    --text-secondary: #475467;
    --text-muted: #98a2b3;
    --accent: #4f46e5;
    --accent-light: #6366f1;
    --accent-soft: #eef2ff;
    --accent-glow: rgba(79,70,229,0.08);
    --yellow: #f5a623;
    --yellow-light: #fbbf24;
    --yellow-soft: #fef9ec;
    --gradient: linear-gradient(135deg, #4f46e5, #7c3aed);
    --gradient-text: linear-gradient(135deg, #4f46e5, #9333ea);
    --gradient-warm: linear-gradient(135deg, #f5a623, #f59e0b);
    --green: #16a34a;
    --green-soft: #f0fdf4;
    --radius: 12px;
    --radius-lg: 20px;
    --radius-full: 9999px;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.04), 0 1px 2px rgba(0,0,0,0.06);
    --shadow: 0 4px 24px rgba(0,0,0,0.06);
    --shadow-lg: 0 12px 48px rgba(0,0,0,0.08);
    --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --mono: 'JetBrains Mono', monospace;
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body { font-family: var(--font); background: var(--bg); color: var(--text); line-height: 1.6; overflow-x: hidden; -webkit-tap-highlight-color: transparent; }
a { color: inherit; text-decoration: none; -webkit-touch-callout: none; }
button, input, textarea { -webkit-appearance: none; -moz-appearance: none; appearance: none; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ---- Navigation ---- */
.nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 100;
    padding: 14px 0; transition: all 0.3s ease;
}
.nav.scrolled {
    background: rgba(255,255,255,0.9); backdrop-filter: blur(24px); -webkit-backdrop-filter: blur(24px);
    border-bottom: 1px solid var(--border-light); box-shadow: 0 1px 12px rgba(0,0,0,0.04);
}
.nav-inner {
    max-width: 1200px; margin: 0 auto; padding: 0 24px;
    display: flex; align-items: center; justify-content: space-between;
}
.nav-logo { font-size: 1.5rem; font-weight: 800; letter-spacing: -0.02em; }
.logo-text { color: var(--text); }
.logo-dot { color: var(--yellow); }
.nav-links { display: flex; align-items: center; gap: 32px; }
.nav-links a { font-size: 0.875rem; font-weight: 500; color: var(--text-muted); transition: color 0.2s; }
.nav-links a:hover { color: var(--text); }
.nav-links .nav-cta {
    background: var(--gradient); color: white; padding: 8px 20px;
    border-radius: var(--radius-full); font-weight: 600; transition: all 0.2s;
}
.nav-links .nav-cta:hover { background: var(--accent-light); transform: translateY(-1px); }
.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; }
.nav-toggle span { width: 24px; height: 2px; background: var(--text); border-radius: 2px; transition: all 0.3s; }
.mobile-menu {
    display: none; position: fixed; top: 56px; left: 0; right: 0;
    background: rgba(255,255,255,0.97); backdrop-filter: blur(20px);
    padding: 24px; flex-direction: column; gap: 16px; z-index: 99;
    border-bottom: 1px solid var(--border);
}
.mobile-menu.open { display: flex; }
.mobile-menu a { font-size: 1rem; font-weight: 500; color: var(--text-secondary); padding: 8px 0; }
.mobile-menu .nav-cta {
    background: var(--gradient); color: white; padding: 12px 20px;
    border-radius: var(--radius); text-align: center; font-weight: 600;
}
@media (max-width: 768px) { .nav-links { display: none; } .nav-toggle { display: flex; } }

/* ---- Buttons ---- */
.btn {
    display: inline-flex; align-items: center; gap: 8px; padding: 14px 28px;
    border-radius: var(--radius-full); font-family: var(--font); font-size: 0.9375rem;
    font-weight: 600; border: none; cursor: pointer; transition: all 0.25s ease; white-space: nowrap;
}
.btn-primary { background: var(--gradient); color: white; box-shadow: 0 4px 16px rgba(79,70,229,0.2); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(79,70,229,0.25); }
.btn-ghost { background: transparent; color: var(--text-secondary); border: 1px solid var(--border); }
.btn-ghost:hover { color: var(--text); border-color: #ccc; background: var(--bg-soft); }
.btn-full { width: 100%; justify-content: center; }

/* ---- Hero (White) ---- */
.hero {
    position: relative; min-height: 100vh; display: flex; align-items: center;
    padding: 120px 24px 80px; max-width: 1200px; margin: 0 auto; gap: 60px;
}
.hero-content { flex: 1; }
.hero-badge {
    display: inline-flex; align-items: center; gap: 8px; padding: 6px 16px;
    background: var(--accent-soft); border: 1px solid rgba(79,70,229,0.12);
    border-radius: var(--radius-full); font-size: 0.8125rem; font-weight: 600; color: var(--accent);
    margin-bottom: 28px;
}
.badge-dot { width: 6px; height: 6px; background: var(--green); border-radius: 50%; animation: pulse-dot 2s infinite; }
@keyframes pulse-dot { 0%,100% { opacity: 1; } 50% { opacity: 0.4; } }
.hero-title { font-size: clamp(2.75rem, 6vw, 4.25rem); font-weight: 800; line-height: 1.1; letter-spacing: -0.03em; margin-bottom: 20px; }
.gradient-text { background: var(--gradient-text); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.hero-subtitle { font-size: 1.0625rem; color: var(--text-secondary); line-height: 1.75; margin-bottom: 32px; max-width: 520px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 48px; }
.hero-stats { display: flex; align-items: center; gap: 32px; }
.hero-stat-value { display: block; font-size: 1.5rem; font-weight: 800; color: var(--accent); }
.hero-stat-label { font-size: 0.75rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.05em; }
.hero-stat-divider { width: 1px; height: 40px; background: var(--border); }

/* ---- Hero Visual (Map) ---- */
.hero-visual { flex: 0 0 420px; display: flex; align-items: center; justify-content: center; }
.visual-card {
    width: 380px; height: 380px; background: var(--bg-tinted); border: 1px solid var(--border-tinted);
    border-radius: 50%; position: relative; overflow: hidden;
}
.visual-map { position: relative; width: 100%; height: 100%; }
.map-center {
    position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%);
    width: 16px; height: 16px; background: var(--yellow); border-radius: 50%;
    box-shadow: 0 0 0 6px rgba(245,166,35,0.15), 0 0 0 12px rgba(245,166,35,0.06);
}
.map-ring {
    position: absolute; border: 1px dashed var(--border-tinted); border-radius: 50%;
    top: 50%; left: 50%; transform: translate(-50%,-50%);
}
.map-ring.ring-1 { width: 140px; height: 140px; }
.map-ring.ring-2 { width: 240px; height: 240px; }
.map-ring.ring-3 { width: 340px; height: 340px; }
.map-pin {
    position: absolute; background: white; border: 1px solid var(--border);
    border-radius: var(--radius-full); padding: 6px 14px; font-size: 0.6875rem;
    font-weight: 600; color: var(--text-secondary); box-shadow: var(--shadow-sm);
    animation: float 3s ease-in-out infinite;
}
.pin-1 { top: 12%; left: 55%; animation-delay: 0s; }
.pin-2 { top: 35%; right: 8%; animation-delay: 0.5s; }
.pin-3 { bottom: 20%; right: 15%; animation-delay: 1s; }
.pin-4 { bottom: 15%; left: 12%; animation-delay: 1.5s; }
.pin-5 { top: 40%; left: 5%; animation-delay: 2s; }
@keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-6px); } }

@media (max-width: 960px) {
    .hero { flex-direction: column; text-align: center; padding-top: 140px; }
    .hero-subtitle { margin: 0 auto 32px; }
    .hero-actions { justify-content: center; }
    .hero-stats { justify-content: center; }
    .hero-visual { flex: none; }
    .visual-card { width: 300px; height: 300px; }
}
@media (max-width: 640px) { .hero-visual { display: none; } .hero-stats { flex-direction: column; gap: 16px; } .hero-stat-divider { display: none; } }

/* ---- Section Shared ---- */
.section-tag {
    display: inline-block; font-family: var(--mono); font-size: 0.75rem; font-weight: 600;
    text-transform: uppercase; letter-spacing: 0.1em; color: var(--accent); margin-bottom: 12px;
}
.section-title { font-size: clamp(2rem, 4vw, 2.75rem); font-weight: 800; letter-spacing: -0.02em; line-height: 1.15; margin-bottom: 16px; }
.section-desc { font-size: 1.0625rem; color: var(--text-secondary); max-width: 580px; line-height: 1.7; }
.section-header { text-align: center; margin-bottom: 56px; }
.section-header .section-desc { margin: 0 auto; }

/* ---- How It Works (Tinted lavender) ---- */
.how-it-works { padding: 100px 0; background: var(--bg-tinted); }
.steps-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.step-card {
    background: rgba(255,255,255,0.75); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-tinted); border-radius: var(--radius-lg);
    padding: 40px 32px; transition: all 0.3s ease; position: relative;
}
.step-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: rgba(79,70,229,0.18); }
.step-number {
    font-family: var(--mono); font-size: 0.75rem; font-weight: 600; color: var(--accent);
    background: var(--accent-soft); width: 36px; height: 36px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center; margin-bottom: 20px;
}
.step-icon { color: var(--accent); margin-bottom: 16px; }
.step-card h3 { font-size: 1.125rem; font-weight: 700; margin-bottom: 10px; }
.step-card p { font-size: 0.9375rem; color: var(--text-secondary); line-height: 1.65; }
@media (max-width: 768px) { .steps-grid { grid-template-columns: 1fr; } }

/* ---- For Providers (White) ---- */
.providers { padding: 100px 0; background: var(--bg); }
.providers-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.providers-content .section-title { text-align: left; }
.providers-content > p { font-size: 1rem; color: var(--text-secondary); line-height: 1.75; margin-bottom: 28px; }
.provider-benefits { list-style: none; display: flex; flex-direction: column; gap: 14px; margin-bottom: 32px; }
.provider-benefits li { display: flex; align-items: flex-start; gap: 10px; font-size: 0.9375rem; color: var(--text-secondary); }
.provider-benefits svg { color: var(--green); flex-shrink: 0; margin-top: 2px; }

/* Provider card stack */
.provider-card-stack { position: relative; height: 320px; }
.pcard {
    position: absolute; left: 0; right: 0; display: flex; align-items: center; gap: 14px;
    background: white; border: 1px solid var(--border); border-radius: var(--radius);
    padding: 18px 20px; box-shadow: var(--shadow); transition: all 0.3s;
}
.pcard-1 { top: 0; transform: rotate(-1deg); z-index: 3; }
.pcard-2 { top: 90px; transform: rotate(0.5deg); z-index: 2; }
.pcard-3 { top: 180px; transform: rotate(-0.5deg); z-index: 1; }
.pcard:hover { transform: rotate(0deg) translateY(-4px); box-shadow: var(--shadow-lg); }
.pcard-avatar {
    width: 44px; height: 44px; background: var(--yellow-soft); border: 1px solid rgba(245,166,35,0.15);
    border-radius: 50%; display: flex; align-items: center; justify-content: center;
    font-size: 0.8125rem; font-weight: 700; color: var(--yellow); flex-shrink: 0;
}
.pcard-info strong { display: block; font-size: 0.9375rem; font-weight: 600; }
.pcard-info span { font-size: 0.75rem; color: var(--text-muted); }
.pcard-badge {
    margin-left: auto; font-size: 0.6875rem; font-weight: 600; padding: 4px 10px;
    border-radius: var(--radius-full); background: var(--green-soft); color: var(--green);
    white-space: nowrap;
}
@media (max-width: 768px) { .providers-grid { grid-template-columns: 1fr; } .provider-card-stack { height: 280px; } }

/* ---- Categories Grid (Tinted lavender) ---- */
.features { padding: 100px 0; background: var(--bg-tinted); }
.categories-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.cat-card {
    background: rgba(255,255,255,0.75); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-tinted); border-radius: var(--radius-lg);
    padding: 28px 24px; text-align: center; transition: all 0.3s ease;
}
.cat-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: rgba(79,70,229,0.18); }
.cat-emoji { font-size: 2rem; margin-bottom: 12px; }
.cat-card h4 { font-size: 0.9375rem; font-weight: 700; margin-bottom: 6px; }
.cat-card p { font-size: 0.8125rem; color: var(--text-muted); line-height: 1.5; }
@media (max-width: 960px) { .categories-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .categories-grid { grid-template-columns: 1fr; } }

/* ---- Launch (White) ---- */
.launch { padding: 80px 0 100px; background: var(--bg); }
.launch-card {
    background: var(--bg-soft); border: 1px solid var(--border-light);
    border-radius: var(--radius-lg); padding: 72px 40px; text-align: center; position: relative; overflow: hidden;
}
.launch-card::before {
    content: ''; position: absolute; top: 0; left: 50%; transform: translateX(-50%);
    width: 300px; height: 3px; background: var(--gradient-warm); border-radius: 2px;
}
.countdown { display: flex; align-items: center; justify-content: center; gap: 16px; margin: 36px 0 20px; }
.countdown-item { text-align: center; }
.countdown-value {
    display: block; font-family: var(--mono); font-size: clamp(2.5rem, 5vw, 3.5rem); font-weight: 700;
    background: var(--gradient-text); -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text; line-height: 1;
}
.countdown-label { font-size: 0.6875rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--text-muted); margin-top: 6px; display: block; }
.countdown-sep { font-family: var(--mono); font-size: 2rem; color: var(--text-muted); padding-bottom: 20px; }
.launch-date { font-family: var(--mono); font-size: 1rem; color: var(--text-secondary); margin-bottom: 12px; }
.launch-desc { font-size: 1rem; color: var(--text-secondary); margin-bottom: 28px; }
.launch-form { display: flex; gap: 12px; max-width: 460px; margin: 0 auto; }
.launch-form input {
    flex: 1; padding: 14px 20px; background: white; border: 1px solid var(--border);
    border-radius: var(--radius-full); color: var(--text); font-family: var(--font);
    font-size: 0.9375rem; outline: none; transition: border-color 0.2s;
}
.launch-form input:focus { border-color: var(--accent); }
.launch-form input::placeholder { color: var(--text-muted); }
@media (max-width: 640px) { .launch-form { flex-direction: column; } .launch-card { padding: 56px 24px; } .countdown { gap: 8px; } }

/* ---- Contact (Tinted lavender) ---- */
.contact { padding: 80px 0 100px; background: var(--bg-tinted); }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
.contact-info .section-title { text-align: left; }
.contact-info > p { font-size: 1rem; color: var(--text-secondary); margin-bottom: 28px; line-height: 1.7; }
.contact-details { display: flex; flex-direction: column; gap: 14px; }
.contact-item { display: flex; align-items: center; gap: 12px; color: var(--text-secondary); font-size: 0.9375rem; }
.contact-item a { color: var(--text-secondary); transition: color 0.2s; }
.contact-item a:hover { color: var(--accent); }
.contact-item svg { color: var(--yellow); flex-shrink: 0; }
.contact-form {
    background: rgba(255,255,255,0.8); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-tinted); border-radius: var(--radius-lg);
    padding: 36px; display: flex; flex-direction: column; gap: 14px;
}
.form-group input, .form-group textarea {
    width: 100%; padding: 14px 18px; background: white; border: 1px solid var(--border);
    border-radius: var(--radius); color: var(--text); font-family: var(--font);
    font-size: 0.9375rem; outline: none; transition: border-color 0.2s; resize: vertical;
}
.form-group input:focus, .form-group textarea:focus { border-color: var(--accent); }
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--text-muted); }
@media (max-width: 768px) { .contact-grid { grid-template-columns: 1fr; gap: 40px; } }

/* ---- Footer ---- */
.footer { border-top: 1px solid var(--border); padding: 36px 0; background: var(--bg); }
.footer-inner { display: flex; align-items: center; justify-content: space-between; }
.footer-brand .logo-dot { color: var(--yellow); }
.footer-brand p { font-size: 0.75rem; color: var(--text-muted); margin-top: 4px; }
.footer-links { display: flex; gap: 24px; }
.footer-links a { font-size: 0.8125rem; color: var(--text-muted); transition: color 0.2s; }
.footer-links a:hover { color: var(--text); }
@media (max-width: 640px) { .footer-inner { flex-direction: column; gap: 16px; text-align: center; } }

/* ---- Animations ---- */
[data-animate] { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
[data-animate].visible { opacity: 1; transform: translateY(0); }

/* ---- Mobile Enhancements ---- */
@media (max-width: 480px) {
    .container { padding: 0 16px; }
    .hero { padding: 100px 16px 60px; gap: 32px; }
    .hero-title { font-size: 2rem; }
    .hero-subtitle { font-size: 0.9375rem; }
    .hero-actions { flex-direction: column; gap: 12px; }
    .hero-actions .btn { width: 100%; justify-content: center; }
    .btn { padding: 14px 24px; font-size: 0.9375rem; min-height: 48px; }
    .how-it-works, .providers, .features { padding: 60px 0; }
    .section-title { font-size: 1.625rem; }
    .section-desc { font-size: 0.9375rem; }
    .section-header { margin-bottom: 36px; }
    .step-card { padding: 28px 20px; }
    .providers-content > p { font-size: 0.9375rem; }
    .provider-card-stack { height: 260px; }
    .pcard { padding: 14px 16px; }
    .pcard-avatar { width: 38px; height: 38px; font-size: 0.75rem; }
    .pcard-info strong { font-size: 0.875rem; }
    .cat-card { padding: 24px 20px; }
    .launch { padding: 60px 0; }
    .launch-card { padding: 40px 16px; }
    .countdown-sep { font-size: 1.5rem; padding-bottom: 14px; }
    .contact { padding: 60px 0; }
    .contact-form { padding: 24px 20px; }
    .form-group input, .form-group textarea { padding: 14px 16px; font-size: 1rem; min-height: 48px; }
    .footer { padding: 28px 0; }
    .footer-brand .logo-text { font-size: 1.25rem; }
    .mobile-menu { padding: 20px 16px; }
    .mobile-menu a { padding: 12px 0; font-size: 1.0625rem; min-height: 48px; display: flex; align-items: center; }
    .mobile-menu .nav-cta { justify-content: center; min-height: 48px; }
    .nav { padding: 10px 0; }
    .nav-inner { padding: 0 16px; }
}