/* 
 * COMPONENTS.CSS - UI Elements
 */

/* --- BUTTONS --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    font-weight: 500;
    font-size: var(--text-base);
    text-decoration: none;
    transition: all 0.2s ease;
    cursor: pointer;
}

.btn-primary {
    background-color: var(--color-blue-600);
    color: var(--color-white);
    border: 1px solid rgba(255, 255, 255, 0.12);
}

.btn-primary:hover {
    background-color: var(--color-blue-700);
    transform: translateY(-1px);
    box-shadow: var(--shadow-glow);
    border-color: rgba(255, 255, 255, 0.2);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-white);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
    border-color: var(--color-white);
    background-color: rgba(255, 255, 255, 0.05);
}

.btn-secondary-dark {
    background-color: transparent;
    color: var(--color-navy-900);
    border: 1px solid var(--color-slate-200);
}

.btn-secondary-dark:hover {
    border-color: var(--color-navy-900);
    background-color: var(--color-slate-100);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: var(--text-sm);
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: var(--text-lg);
}

/* --- CARDS --- */
.card {
    background-color: var(--color-white);
    border: 1px solid var(--color-slate-200);
    border-radius: var(--radius-lg);
    padding: var(--space-8);
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.3s ease, border-color 0.3s ease;
}

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

.card-dark {
    background-color: var(--color-navy-800);
    border: 1px solid var(--color-navy-700);
    color: var(--color-white);
}

/* Glassmorphism Card (Liquid Glass) */
.glass-card {
    background-color: var(--color-glass-dark);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--color-glass-border);
    border-radius: var(--radius-lg);
    padding: var(--space-8);
    color: var(--color-white);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.4s ease, box-shadow 0.4s ease;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.2);
}

.glass-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-glass-border-hover);
    box-shadow: 0 12px 40px 0 rgba(0, 0, 0, 0.4), var(--shadow-glow);
}

/* --- BADGES/TAGS --- */
.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    background-color: var(--color-slate-100);
    color: var(--color-navy-900);
}

.badge-blue {
    background-color: rgba(37, 99, 235, 0.1);
    color: var(--color-blue-600);
}

/* --- TABLES --- */
.table-container {
    width: 100%;
    overflow-x: auto;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-slate-200);
}

table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

/* Light-mode table defaults (only in .section-light) */
.section-light th,
.section-light td {
    padding: var(--space-4) var(--space-6);
    border-bottom: 1px solid var(--color-slate-200);
}

.section-light th {
    background-color: var(--color-slate-50);
    font-weight: 600;
    font-size: var(--text-sm);
    color: var(--color-navy-900);
}

.section-light td {
    font-size: var(--text-base);
    color: var(--color-slate-900);
}

.section-light tbody tr:nth-child(even) {
    background-color: var(--color-slate-50);
}

/* Dark-mode tables (inside .section-dark / .glass-card) */
.section-dark th,
.section-dark td {
    padding: var(--space-4) var(--space-6);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.section-dark th {
    background-color: rgba(255, 255, 255, 0.02);
    font-weight: 600;
    font-size: var(--text-sm);
    color: var(--color-white);
}

.section-dark td {
    font-size: var(--text-base);
    color: var(--color-slate-300, #CBD5E1);
}

/* Highlight Column */
.col-highlight {
    background-color: rgba(37, 99, 235, 0.03);
    border-left: 1px solid rgba(37, 99, 235, 0.1);
    border-right: 1px solid rgba(37, 99, 235, 0.1);
}

/* --- NAVBAR --- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: var(--color-glass-dark);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-glass-border);
    padding: var(--space-4) 0;
    transition: all 0.3s ease;
}

/* Desktop Nav - hidden on mobile, flex on desktop */
#desktop-nav {
    display: none;
}

@media (min-width: 769px) {
    #desktop-nav {
        display: flex;
        align-items: center;
    }

    #mobile-toggle {
        display: none !important;
    }
}

/* Mobile Menu - Full-screen overlay when open */
@media (max-width: 768px) {
    #mobile-toggle {
        display: inline-flex !important;
        z-index: 1001;
    }

    #desktop-nav.is-open {
        display: flex;
        flex-direction: column;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--color-navy-900);
        padding-top: 80px;
        padding-left: var(--space-6);
        padding-right: var(--space-6);
        z-index: 1000;
    }

    #desktop-nav.is-open .nav-link {
        font-size: var(--text-xl);
        margin: 0 0 var(--space-6) 0;
        display: block;
    }

    #desktop-nav.is-open .btn {
        margin: var(--space-4) 0 0 0 !important;
        width: 100%;
        text-align: center;
    }
}

.nav-link {
    color: #CBD5E1;
    font-weight: 500;
    text-decoration: none;
    font-size: var(--text-sm);
    margin-left: var(--space-6);
    transition: color 0.2s;
}

.nav-link:hover {
    color: var(--color-white);
}

/* --- FOOTER --- */
footer {
    background-color: var(--color-navy-900);
    border-top: 1px solid var(--color-navy-700);
    padding: var(--space-12) 0;
    color: #CBD5E1;
    /* Slate 300 - High contrast on dark */
}

/* --- SCROLL REVEAL ANIMATIONS --- */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.reveal.delay-100 {
    transition-delay: 0.1s;
}

.reveal.delay-200 {
    transition-delay: 0.2s;
}

.reveal.delay-300 {
    transition-delay: 0.3s;
}

.reveal.delay-400 {
    transition-delay: 0.4s;
}