/* Premium Modern Luxury Theme */

:root {
    /* Color Palette - Deep Emerald & Slate */
    --primary: #059669;
    --primary-dark: #064e3b;
    --primary-light: #34d399;

    --secondary: #1e293b;
    /* Slate 800 */
    --secondary-light: #475569;
    /* Slate 600 */

    --accent: #d97706;
    /* Amber 600 */
    --accent-light: #fbbf24;
    /* Amber 400 */

    /* Backgrounds */
    --bg-gradient-start: #f8fafc;
    /* Slate 50 */
    --bg-gradient-end: #eff6ff;
    /* Blue 50 */

    /* Glassmorphism Surfaces */
    --surface: rgba(255, 255, 255, 0.85);
    --surface-glass: rgba(255, 255, 255, 0.65);
    --surface-dark: #0f172a;
    /* Slate 900 */

    /* Text */
    --text-main: #0f172a;
    --text-secondary: #334155;
    --text-light: #64748b;
    --text-inverse: #ffffff;

    /* Borders */
    --border: rgba(148, 163, 184, 0.2);
    --border-light: rgba(255, 255, 255, 0.6);

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-glow: 0 0 20px rgba(5, 150, 105, 0.2);
}

body {
    background: linear-gradient(135deg, var(--bg-gradient-start) 0%, var(--bg-gradient-end) 100%);
    color: var(--text-main);
}

/* Header Overrides */
.main-header {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
}

.logo-icon {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.main-nav a {
    color: var(--text-secondary);
    font-weight: 500;
    text-transform: capitalize;
    font-size: 0.95rem;
}

.main-nav a:hover {
    color: var(--primary);
}

.main-nav a::after {
    background-color: var(--primary);
    height: 2px;
}

/* Buttons */
.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    box-shadow: 0 4px 6px -1px rgba(5, 150, 105, 0.2);
    font-weight: 600;
    letter-spacing: 0.025em;
    text-transform: capitalize;
}

.btn-outline {
    border-color: var(--primary);
    color: var(--primary);
    font-weight: 600;
}

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

/* Cards & Surfaces */
.card,
.search-container,
.premium-form-section,
.listing-history {
    background: var(--surface);
    backdrop-filter: blur(8px);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-md);
    border-radius: var(--radius-lg);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
}

/* Hero Text */
.hero-title {
    background: linear-gradient(135deg, var(--text-main) 0%, var(--primary-dark) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.text-rotator-word {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Footer (New) */
.main-footer {
    background: var(--surface-dark);
    color: white;
    padding: 4rem 0 2rem;
    margin-top: auto;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    text-align: center;
    color: var(--text-light);
    font-size: 0.9rem;
}

.footer-link {
    color: var(--text-light);
    text-decoration: none;
    transition: 0.2s;
    display: block;
    margin-bottom: 0.75rem;
}

.footer-link:hover {
    color: white;
    transform: translateX(4px);
}

/* Chat Interface Refinements */
#chat-input {
    background: white;
    border-color: var(--border);
    box-shadow: var(--shadow-sm);
}

#chat-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(5, 150, 105, 0.1);
}

.bot-message {
    background: white;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
}

.user-message {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    box-shadow: var(--shadow-md);
}

/* Premium Badges */
.premium-badge {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);
    color: #fff;
    box-shadow: 0 2px 4px rgba(217, 119, 6, 0.2);
}