/* === Boriken AI Consulting — Stylesheet === */

:root {
    --primary: #0f172a;
    --accent: #3b82f6;
    --accent-dark: #2563eb;
    --accent-light: #dbeafe;
    --text: #1e293b;
    --text-light: #64748b;
    --bg: #ffffff;
    --bg-alt: #f8fafc;
    --border: #e2e8f0;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --radius: 8px;
    --shadow: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.06);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.1);
}

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

html { scroll-behavior: smooth; }

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

.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }

/* === Navigation === */
.nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 100;
    background: rgba(255,255,255,0.95); backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
}
.nav-container {
    max-width: 1100px; margin: 0 auto; padding: 0 24px;
    display: flex; align-items: center; justify-content: space-between; height: 64px;
}
.nav-logo {
    font-weight: 700; font-size: 1.1rem; color: var(--primary);
    text-decoration: none; display: flex; align-items: center; gap: 8px;
}
.logo-icon { color: var(--accent); font-size: 1.4rem; }
.nav-links { display: flex; align-items: center; gap: 32px; }
.nav-links a { text-decoration: none; color: var(--text-light); font-size: 0.9rem; font-weight: 500; }
.nav-links a:hover { color: var(--primary); }
.nav-toggle { display: none; background: none; border: none; font-size: 1.5rem; cursor: pointer; }

/* === Buttons === */
.btn {
    display: inline-block; padding: 12px 24px; border-radius: var(--radius);
    text-decoration: none; font-weight: 600; font-size: 0.95rem;
    transition: all 0.2s; cursor: pointer; border: 2px solid transparent;
}
.btn-sm { padding: 8px 16px; font-size: 0.85rem; }
.btn-lg { padding: 16px 32px; font-size: 1.05rem; }
.btn-full { width: 100%; text-align: center; }
.btn-primary { background: var(--accent); color: white; border-color: var(--accent); }
.btn-primary:hover { background: var(--accent-dark); border-color: var(--accent-dark); }
.btn-outline { background: transparent; color: var(--primary); border-color: var(--border); }
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }

/* === Hero === */
.hero {
    padding: 140px 0 80px; text-align: center;
    background: linear-gradient(180deg, var(--bg) 0%, var(--bg-alt) 100%);
}
.hero-badge {
    display: inline-block; padding: 6px 16px; border-radius: 50px;
    background: var(--accent-light); color: var(--accent-dark);
    font-size: 0.85rem; font-weight: 600; margin-bottom: 24px;
}
.hero h1 {
    font-size: 2.8rem; font-weight: 800; line-height: 1.15;
    color: var(--primary); max-width: 720px; margin: 0 auto 20px;
}
.hero-sub {
    font-size: 1.15rem; color: var(--text-light);
    max-width: 580px; margin: 0 auto 36px; line-height: 1.7;
}
.hero-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-bottom: 60px; }
.hero-stats { display: flex; gap: 48px; justify-content: center; flex-wrap: wrap; }
.stat { text-align: center; }
.stat-num { display: block; font-size: 1.8rem; font-weight: 800; color: var(--primary); }
.stat-label { font-size: 0.8rem; color: var(--text-light); max-width: 180px; display: block; }

/* === Sections === */
.section { padding: 80px 0; }
.section-alt { background: var(--bg-alt); }
.section-title { font-size: 2rem; font-weight: 800; text-align: center; margin-bottom: 12px; color: var(--primary); }
.section-sub { text-align: center; color: var(--text-light); max-width: 520px; margin: 0 auto 48px; }

/* === Service Cards === */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-bottom: 48px; }
.card {
    background: var(--bg); border: 1px solid var(--border); border-radius: 12px;
    padding: 32px; display: flex; flex-direction: column;
}
.card-featured { border-color: var(--accent); box-shadow: var(--shadow-lg); position: relative; }
.card-featured::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
    background: var(--accent); border-radius: 12px 12px 0 0;
}
.card-tier {
    font-size: 0.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em;
    color: var(--accent); margin-bottom: 8px;
}
.card h3 { font-size: 1.3rem; margin-bottom: 8px; }
.card-price { font-size: 2rem; font-weight: 800; color: var(--primary); margin-bottom: 16px; }
.card p { color: var(--text-light); font-size: 0.9rem; margin-bottom: 20px; }
.card ul { list-style: none; margin-bottom: 24px; flex-grow: 1; }
.card ul li {
    padding: 6px 0 6px 24px; font-size: 0.88rem; color: var(--text);
    position: relative;
}
.card ul li::before {
    content: '\2713'; position: absolute; left: 0; color: var(--success); font-weight: 700;
}
.card-timeline { font-size: 0.8rem; color: var(--text-light); margin-bottom: 16px; text-align: center; }

.retainer-box {
    background: var(--primary); color: white; border-radius: 12px;
    padding: 40px; text-align: center;
}
.retainer-box h3 { font-size: 1.5rem; margin-bottom: 12px; }
.retainer-box p { color: #94a3b8; max-width: 600px; margin: 0 auto 24px; }
.retainer-box .btn-outline { color: white; border-color: rgba(255,255,255,0.3); }
.retainer-box .btn-outline:hover { border-color: white; }

/* === Process Steps === */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; }
.step { text-align: center; }
.step-num {
    width: 48px; height: 48px; border-radius: 50%;
    background: var(--accent); color: white; font-weight: 800; font-size: 1.2rem;
    display: inline-flex; align-items: center; justify-content: center; margin-bottom: 16px;
}
.step h3 { font-size: 1.05rem; margin-bottom: 8px; }
.step p { font-size: 0.88rem; color: var(--text-light); }

/* === Industries === */
.industry-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.industry { text-align: center; padding: 24px; }
.industry-icon { font-size: 2.2rem; margin-bottom: 12px; display: block; }
.industry h4 { margin-bottom: 8px; }
.industry p { font-size: 0.88rem; color: var(--text-light); }

/* === About === */
.about-content { max-width: 680px; margin: 0 auto; }
.about-text p { margin-bottom: 16px; color: var(--text); }
.about-certs { margin-top: 24px; }
.about-certs h4 { margin-bottom: 12px; font-size: 0.9rem; color: var(--text-light); }
.cert-badge {
    display: inline-block; padding: 6px 14px; border-radius: 50px;
    background: var(--bg-alt); border: 1px solid var(--border);
    font-size: 0.8rem; font-weight: 600; margin: 0 6px 8px 0;
}

/* === CTA Section === */
.cta-section {
    background: linear-gradient(135deg, var(--primary) 0%, #1e3a5f 100%);
    color: white; text-align: center;
}
.cta-section h2 { color: white; font-size: 2rem; margin-bottom: 16px; }
.cta-section p { color: #94a3b8; max-width: 520px; margin: 0 auto 32px; }

/* === Contact Form === */
.contact-form { max-width: 640px; margin: 0 auto; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 0.85rem; font-weight: 600; margin-bottom: 6px; }
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%; padding: 12px; border: 1px solid var(--border); border-radius: var(--radius);
    font-size: 0.95rem; font-family: inherit; transition: border-color 0.2s;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { outline: none; border-color: var(--accent); }

/* === Footer === */
.footer { background: var(--primary); color: #94a3b8; padding: 60px 0 30px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px; margin-bottom: 40px; }
.footer-logo { font-weight: 700; font-size: 1.1rem; color: white; margin-bottom: 12px; }
.footer h4 { color: white; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 16px; }
.footer a { display: block; color: #94a3b8; text-decoration: none; font-size: 0.9rem; margin-bottom: 8px; }
.footer a:hover { color: white; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 24px; font-size: 0.8rem; }

/* === Responsive === */
@media (max-width: 768px) {
    .nav-links { display: none; }
    .nav-toggle { display: block; }
    .nav-links.active {
        display: flex; flex-direction: column; position: absolute;
        top: 64px; left: 0; right: 0; background: white;
        padding: 24px; border-bottom: 1px solid var(--border); gap: 16px;
    }
    .hero { padding: 100px 0 60px; }
    .hero h1 { font-size: 1.9rem; }
    .hero-stats { gap: 24px; }
    .cards { grid-template-columns: 1fr; }
    .steps { grid-template-columns: 1fr 1fr; gap: 24px; }
    .industry-grid { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
}