:root {
    --primary-brown: #5d4037;
    --light-brown: #8d6e63;
    --extra-light-brown: #d7ccc8;
    --dark-brown: #3e2723;
    --accent-gold: #c5a059;
    --bg-color: #fdfaf9;
    --white: #ffffff;
    --shadow: 0 4px 20px rgba(0,0,0,0.08);
}

body {
    background-color: var(--bg-color);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--dark-brown);
    margin: 0;
    padding: 0;
}

/* Navbar */
.navbar {
    background-color: var(--dark-brown) !important;
    padding: 15px 0;
    box-shadow: var(--shadow);
}

.navbar-brand {
    font-weight: 800;
    font-size: 1.6rem;
    color: var(--accent-gold) !important;
    letter-spacing: 1px;
}

.nav-link {
    color: var(--extra-light-brown) !important;
    font-weight: 500;
    transition: 0.3s;
}

.nav-link:hover {
    color: var(--accent-gold) !important;
}

/* Buttons */
.btn-primary {
    background-color: var(--primary-brown);
    border-color: var(--primary-brown);
}

.btn-primary:hover {
    background-color: var(--dark-brown);
    border-color: var(--dark-brown);
}

.btn-outline-primary {
    color: var(--primary-brown);
    border-color: var(--primary-brown);
}

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

/* Cards */
.card {
    border: none;
    border-radius: 15px;
    box-shadow: var(--shadow);
    transition: transform 0.3s;
}

.card:hover {
    transform: translateY(-5px);
}

/* Forms */
.form-control {
    border-radius: 10px;
    padding: 12px;
    border: 1px solid var(--extra-light-brown);
}

.form-control:focus {
    border-color: var(--primary-brown);
    box-shadow: 0 0 0 0.2rem rgba(93, 64, 55, 0.25);
}

/* Auth Pages */
.auth-container {
    max-width: 450px;
    margin: 80px auto;
    padding: 40px;
    background: var(--white);
    border-radius: 20px;
    box-shadow: var(--shadow);
}

.auth-header {
    text-align: center;
    margin-bottom: 30px;
}

.auth-header h2 {
    color: var(--dark-brown);
    font-weight: 700;
}

/* Hero Section */
.hero-section {
    background: linear-gradient(rgba(62, 39, 35, 0.85), rgba(62, 39, 35, 0.85)), url('https://images.unsplash.com/photo-1490481651871-ab68de25d43d?auto=format&fit=crop&w=1350&q=80');
    background-size: cover;
    background-position: center;
    color: white;
    padding: 120px 0;
    text-align: center;
    border-radius: 0 0 40px 40px;
}

/* Footer */
.footer {
    background-color: var(--dark-brown);
    color: var(--extra-light-brown);
    padding: 50px 0;
    margin-top: 100px;
}