:root {
    --primary: #1B1B1B;
    --secondary: #D4AF37;
    --secondary-hover: #C09B30;
    --bg-light: #FFFFFF;
    --bg-alt: #F9F9F9;
    --text-main: #1A1A1A;
    --text-muted: #666666;
    --border: #EEEEEE;
    --white: #FFFFFF;
    --shadow: 0 10px 30px rgba(0,0,0,0.05);
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Playfair Display', serif;
    color: var(--text-main);
    background-color: var(--bg-light);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

p, span, input, button, select, div, label {
    font-family: 'Inter', sans-serif;
}

h1, h2, h3, h4 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--primary);
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
    image-rendering: -webkit-optimize-contrast;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section-padding {
    padding: clamp(60px, 10vw, 100px) 0;
    content-visibility: auto;
    contain-intrinsic-size: 1px 500px;
}

.reveal-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.reveal-on-scroll.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Header */
header {
    background: var(--white);
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 900;
    letter-spacing: -1px;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo span {
    color: var(--secondary);
}

.nav-links {
    display: flex;
    gap: clamp(15px, 3vw, 30px);
}

.nav-links a {
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
}

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

.nav-cta {
    background: var(--primary);
    color: var(--white) !important;
    padding: 12px 24px;
    border-radius: 4px;
    font-size: 0.85rem;
    font-weight: 600;
}

/* Hero */
.hero {
    background: var(--bg-alt);
    padding: clamp(80px, 15vw, 120px) 0;
    text-align: center;
}

/* Cards */
.card {
    background: var(--white);
    padding: 40px;
    border-radius: 12px;
    border: 1px solid var(--border);
    transition: var(--transition);
}

.card:hover {
    box-shadow: 0 20px 40px rgba(0,0,0,0.08);
    border-color: var(--secondary);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 16px 32px;
    border-radius: 4px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-primary {
    background: var(--primary);
    color: var(--white);
}

.btn-primary:hover {
    background: #333;
    transform: translateY(-2px);
}

.btn-secondary {
    background: var(--secondary);
    color: var(--white);
}

.btn-secondary:hover {
    background: var(--secondary-hover);
    transform: translateY(-2px);
}

/* Footer */
footer {
    background: var(--primary);
    color: var(--white);
    padding: 80px 0 40px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-col h4 {
    color: var(--white);
    margin-bottom: 25px;
    font-size: 1.2rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer-col p {
    color: #999;
    margin-bottom: 20px;
    font-size: 0.95rem;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: #999;
    font-size: 0.95rem;
}

.footer-links a:hover {
    color: var(--secondary);
}

.footer-disclaimer {
    background: rgba(212, 175, 55, 0.05);
    border: 2px solid var(--secondary);
    padding: 30px;
    border-radius: 8px;
    margin-bottom: 40px;
    text-align: center;
}

.footer-disclaimer p {
    color: #FFFFFF;
    font-size: 0.9rem;
    max-width: 850px;
    margin: 0 auto;
    line-height: 1.6;
}

.footer-disclaimer strong {
    color: var(--secondary);
    display: block;
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 1.1rem;
}

/* Responsive */
@media (max-width: 992px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .btn {
        width: 100%;
        text-align: center;
    }
}

/* Forms and Inputs */
input, select {
    outline: none;
}

input:focus, select:focus {
    border-color: var(--secondary) !important;
}

.calc-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.input-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    font-size: 0.9rem;
}

.input-group input, .input-group select {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 1rem;
    background: var(--bg-alt);
}