:root {
    --bg-dark: #0A0A0B;
    --bg-card: rgba(255, 255, 255, 0.03);
    --bg-input: rgba(255, 255, 255, 0.05);
    --text-main: #F5F5F7;
    --text-muted: #86868B;
    --border: rgba(255, 255, 255, 0.08);
    --white: #FFFFFF;
    --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

/* Base */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* Typography */
h1, h2, h3, h4 { font-weight: 600; letter-spacing: -0.02em; line-height: 1.1; color: var(--white); }
h1 { font-size: clamp(2.5rem, 5vw, 4.5rem); margin-bottom: 24px; }
h2 { font-size: clamp(2rem, 4vw, 3rem); margin-bottom: 16px; }
p { color: var(--text-muted); font-size: 1.05rem; }
.gradient-text {
    background: linear-gradient(90deg, #fff, #888);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Layout */
.container { width: 90%; max-width: 1200px; margin: 0 auto; }
.section { padding: 100px 0; }
.bg-charcoal { background: rgba(255,255,255,0.02); }

/* Navigation */
.navbar {
    position: fixed; top: 0; width: 100%; z-index: 1000;
    padding: 20px 0; backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255,255,255,0.05);
}
.nav-container { display: flex; justify-content: space-between; align-items: center; }
.logo { font-weight: 600; font-size: 1.25rem; color: #fff; text-decoration: none; }
.nav-links { display: flex; gap: 30px; list-style: none; align-items: center; }
.nav-links a { text-decoration: none; color: var(--text-muted); font-size: 0.9rem; transition: color 0.3s; }
.nav-links a:hover { color: #fff; }

/* Buttons */
.btn {
    display: inline-flex; align-items: center; justify-content: center;
    padding: 14px 28px; border-radius: 30px;
    font-weight: 500; text-decoration: none; transition: transform 0.2s;
    font-size: 0.95rem; cursor: pointer; border: none;
}
.btn:hover { transform: translateY(-2px); opacity: 0.9; }
.btn-primary { background: var(--white); color: #000; }
.btn-secondary { background: rgba(255,255,255,0.1); color: #fff; backdrop-filter: blur(5px); }
.btn-sm { padding: 8px 20px; font-size: 0.85rem; background: transparent; border: 1px solid var(--border); }
.btn-block { width: 100%; margin-top: 10px; border-radius: 12px; }

/* Hero */
.hero {
    min-height: 90vh; display: flex; align-items: center;
    text-align: center; position: relative; padding-top: 60px;
}
.hero-glow {
    position: absolute; width: 600px; height: 600px;
    background: radial-gradient(circle, rgba(255,255,255,0.08) 0%, transparent 70%);
    top: 50%; left: 50%; transform: translate(-50%, -50%); z-index: -1; pointer-events: none;
}
.cta-group { margin-top: 40px; display: flex; gap: 15px; justify-content: center; }
.trust-line { margin-top: 60px; font-size: 0.85rem; color: var(--text-muted); opacity: 0.7; }

/* Cards & Grid */
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 24px; margin-top: 60px; }
.card {
    background: var(--bg-card); border: 1px solid var(--border);
    padding: 35px; border-radius: 20px; transition: 0.3s;
}
.card:hover { border-color: rgba(255,255,255,0.2); background: rgba(255,255,255,0.05); }

/* Process */
.steps-container { display: flex; gap: 40px; margin-top: 60px; }
.step { flex: 1; border-top: 1px solid var(--border); padding-top: 20px; }
.step-num { display: block; font-size: 0.85rem; color: var(--text-muted); margin-bottom: 10px; font-family: monospace; }

/* Form */
.contact-wrapper { display: grid; grid-template-columns: 1fr 1.2fr; gap: 60px; }
.luxury-form { background: var(--bg-card); padding: 40px; border-radius: 24px; border: 1px solid var(--border); }
.form-group { margin-bottom: 20px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
label { display: block; font-size: 0.9rem; margin-bottom: 8px; color: var(--text-muted); }
input, select, textarea {
    width: 100%; background: var(--bg-input); border: 1px solid var(--border);
    color: #fff; padding: 14px; border-radius: 8px; font-family: inherit; font-size: 1rem;
    outline: none; transition: border-color 0.2s;
}
input:focus, select:focus, textarea:focus { border-color: rgba(255,255,255,0.4); }

/* Toast */
#toast {
    position: fixed; bottom: 30px; right: 30px; padding: 15px 25px; border-radius: 10px;
    color: #fff; z-index: 2000; display: flex; align-items: center; gap: 15px;
    animation: slideUp 0.5s var(--ease);
}
#toast.success { background: #1b5e20; border: 1px solid #2e7d32; }
#toast.error { background: #b71c1c; border: 1px solid #c62828; }
#toast button { background: none; border: none; color: white; cursor: pointer; font-size: 1.2rem;}

/* Animations */
.fade-in { opacity: 0; transform: translateY(20px); animation: fadeInUp 0.8s var(--ease) forwards; }
.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.reveal { opacity: 0; transform: translateY(30px); transition: all 0.8s var(--ease); }
.reveal.active { opacity: 1; transform: translateY(0); }
@keyframes fadeInUp { to { opacity: 1; transform: translateY(0); } }
@keyframes slideUp { from { transform: translateY(50px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }

/* Mobile */
@media (max-width: 768px) {
    .nav-links { display: none; }
    .cta-group { flex-direction: column; }
    .contact-wrapper { grid-template-columns: 1fr; }
    .steps-container { flex-direction: column; }
    .form-row { grid-template-columns: 1fr; }
    .hero h1 { font-size: 2.8rem; }
    .value-props { flex-direction: column; text-align: center; gap: 30px; display: flex;}
}