/* CharterPro Shared Styles */
/* Version 2.0 - Platform Integration */

:root {
    --primary: #1a365d;
    --primary-light: #2c5282;
    --primary-dark: #0f2744;
    --accent: #c6a052;
    --accent-light: #d4af61;
    --accent-glow: rgba(198, 160, 82, 0.3);
    --success: #38a169;
    --success-bg: rgba(56, 161, 105, 0.1);
    --warning: #d69e2e;
    --warning-bg: rgba(214, 158, 46, 0.1);
    --error: #e53e3e;
    --error-bg: rgba(229, 62, 62, 0.1);
    --info: #4299e1;
    --info-bg: rgba(66, 153, 225, 0.1);
    --bg: #0a0f1a;
    --bg-card: #111827;
    --bg-card-hover: #1a2332;
    --text: #f7fafc;
    --text-muted: #a0aec0;
    --text-dim: #718096;
    --border: #2d3748;
    --gradient-gold: linear-gradient(135deg, #c6a052 0%, #d4af61 50%, #c6a052 100%);
    --gradient-dark: linear-gradient(180deg, #0a0f1a 0%, #111827 100%);
}

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

body {
    font-family: 'DM Sans', sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 1rem 2rem;
    background: rgba(10, 15, 26, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
}

.nav-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
}

.nav-logo-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient-gold);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.nav-logo-text {
    font-family: 'Fraunces', serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

.nav-link:hover, .nav-link.active {
    color: var(--text);
}

.nav-cta {
    background: var(--gradient-gold);
    color: var(--primary-dark);
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.2s;
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px var(--accent-glow);
}

.nav-back {
    color: var(--text-muted);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: color 0.2s;
}

.nav-back:hover {
    color: var(--text);
}

/* Platform Link - Back to main platform */
.platform-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(99, 102, 241, 0.15);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: 8px;
    color: #a5b4fc;
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    transition: all 0.2s;
}

.platform-link:hover {
    background: rgba(99, 102, 241, 0.25);
    color: #c7d2fe;
}

/* Mobile Menu */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--text);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu {
    display: none;
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border);
    padding: 1rem;
    z-index: 999;
    flex-direction: column;
    gap: 0.5rem;
}

.mobile-menu.active {
    display: flex;
}

.mobile-menu a {
    color: var(--text);
    text-decoration: none;
    padding: 0.75rem 1rem;
    border-radius: 8px;
    transition: background 0.2s;
}

.mobile-menu a:hover {
    background: var(--bg-card-hover);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    border-radius: 10px;
    font-family: inherit;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
}

.btn-primary {
    background: var(--gradient-gold);
    color: var(--primary-dark);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px var(--accent-glow);
}

.btn-secondary {
    background: transparent;
    color: var(--text);
    border: 2px solid var(--border);
}

.btn-secondary:hover {
    border-color: var(--accent);
    color: var(--accent);
}

/* Cards */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 1.5rem;
    transition: all 0.2s;
}

.card:hover {
    border-color: var(--accent);
    transform: translateY(-2px);
}

/* Form Elements */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text);
    font-family: inherit;
    font-size: 1rem;
    transition: all 0.2s;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--text-dim);
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

/* Page Headers */
.page-header {
    text-align: center;
    padding: 8rem 2rem 4rem;
    background: linear-gradient(180deg, var(--bg) 0%, var(--bg-card) 100%);
}

.page-header h1 {
    font-family: 'Fraunces', serif;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.page-header p {
    color: var(--text-muted);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Footer */
.footer {
    background: var(--bg-card);
    border-top: 1px solid var(--border);
    padding: 3rem 2rem;
    margin-top: 4rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem;
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-link {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.2s;
}

.footer-link:hover {
    color: var(--text);
}

.footer-copy {
    color: var(--text-dim);
    font-size: 0.875rem;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .page-header {
        padding: 6rem 1.5rem 3rem;
    }
    
    .page-header h1 {
        font-size: 2rem;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
    }
}

/* Utility Classes */
.text-center { text-align: center; }
.text-muted { color: var(--text-muted); }
.text-accent { color: var(--accent); }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }