/* =============================================
   AMANAH CAPITALS - Layout Styles
   Fully Responsive Design
   ============================================= */

/* Three.js Canvas Container */
#canvas-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: var(--z-base);
    pointer-events: none;
    transform-origin: 0 0;
}

#canvas-container canvas {
    display: block;
    width: 100vw !important;
    height: 100vh !important;
}

/* Main Content Wrapper */
.content-wrapper {
    position: relative;
    z-index: var(--z-above);
}

/* Navigation - Responsive */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    padding: clamp(0.75rem, 2vw, 1.5rem) clamp(1rem, 4vw, 3rem);
    display: flex;
    align-items: center;
    justify-content: space-between;
    z-index: var(--z-overlay);
    transition: all var(--transition-normal);
}

.nav.scrolled {
    background: rgba(10, 10, 15, 0.95);
    backdrop-filter: blur(20px);
    padding-top: clamp(0.5rem, 1vw, 0.75rem);
    padding-bottom: clamp(0.5rem, 1vw, 0.75rem);
}

.nav-logo {
    font-family: var(--font-heading);
    font-size: clamp(0.9rem, 2vw, 1.25rem);
    font-weight: 700;
    color: var(--color-text-primary);
    display: flex;
    align-items: center;
    gap: clamp(0.5rem, 1.5vw, 1rem);
    white-space: nowrap;
}

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

.nav-logo .logo-img {
    width: clamp(28px, 5vw, 40px);
    height: clamp(28px, 5vw, 40px);
    border-radius: var(--radius-sm);
    object-fit: contain;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: clamp(1rem, 3vw, 2.5rem);
    list-style: none;
}

.nav-links a {
    color: var(--color-text-secondary);
    font-size: clamp(0.85rem, 1.2vw, 1rem);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    position: relative;
    padding: var(--space-sm) 0;
    transition: color var(--transition-normal);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: width var(--transition-normal);
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--color-text-primary);
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

/* Mobile Menu Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-sm);
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-text-primary);
    transition: all var(--transition-normal);
}

/* Section Base - Responsive */
.section {
    min-height: clamp(60vh, 80vh, 90vh);
    padding: clamp(3rem, 8vw, 6rem) clamp(1rem, 5vw, 4rem);
    display: flex;
    align-items: center;
    position: relative;
}

.section-compact {
    min-height: auto;
    padding: clamp(2rem, 5vw, 4rem) clamp(1rem, 5vw, 4rem);
}

.section-content {
    max-width: min(1200px, 95vw);
    margin: 0 auto;
    width: 100%;
}

.section-header {
    margin-bottom: clamp(1.5rem, 4vw, 3rem);
}

.section-header p {
    margin-top: clamp(0.5rem, 1vw, 1rem);
}

/* Section Divider */
.section-divider {
    width: 100%;
    height: clamp(5rem, 10vw, 8rem);
    background: transparent;
}

/* Hero Section - Responsive */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: clamp(4rem, 10vw, 6rem) clamp(1rem, 5vw, 4rem) clamp(3rem, 8vw, 5rem);
    padding-top: clamp(6rem, 12vw, 10rem);
}

.hero-title {
    opacity: 0;
    transform: translateY(50px);
}

.hero-subtitle {
    font-size: clamp(0.875rem, 1.5vw, 1.1rem);
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: clamp(0.15em, 0.5vw, 0.3em);
    margin-bottom: clamp(0.5rem, 2vw, 1rem);
    opacity: 0;
    transform: translateY(30px);
}

.hero-description {
    max-width: min(600px, 90vw);
    margin: clamp(0.5rem, 2vw, 1.5rem) auto;
    opacity: 0;
    transform: translateY(30px);
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: clamp(0.75rem, 2vw, 1.5rem);
    margin-top: clamp(1rem, 3vw, 2rem);
    opacity: 0;
    transform: translateY(30px);
}

/* Two Column Layout - Responsive */
.split-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(350px, 100%), 1fr));
    gap: clamp(2rem, 5vw, 4rem);
    align-items: center;
}

/* Cards - Responsive */
.card {
    background: var(--color-bg-secondary);
    border: 1px solid rgba(0, 168, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: clamp(1.25rem, 3vw, 2rem);
    transition: all var(--transition-normal);
    opacity: 0;
    transform: translateY(30px);
}

.card:hover {
    border-color: rgba(0, 168, 255, 0.3);
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
}

.card-icon {
    font-size: clamp(1.5rem, 3vw, 2rem);
    margin-bottom: var(--space-sm);
}

.card h3 {
    margin-bottom: var(--space-xs);
    font-size: clamp(1.25rem, 2vw, 1.5rem);
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(280px, 100%), 1fr));
    gap: clamp(1rem, 2vw, 1.5rem);
}

/* Stats - Responsive */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(120px, 45%), 1fr));
    gap: clamp(1rem, 3vw, 2rem);
    text-align: center;
}

.stat-item {
    opacity: 0;
    transform: translateY(30px);
}

.stat-value {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 5vw, 4rem);
    color: var(--color-primary);
    font-weight: 700;
}

.stat-label {
    font-size: clamp(0.8rem, 1.2vw, 1rem);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    margin-top: var(--space-xs);
}

/* Feature List */
.feature-list {
    margin-top: var(--space-lg);
    list-style: none;
}

.feature-list li {
    position: relative;
    padding-left: var(--space-lg);
    margin-bottom: var(--space-md);
    color: var(--color-text-secondary);
}

.feature-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: bold;
}

/* Footer - Responsive */
.footer {
    position: relative;
    z-index: var(--z-above);
    background: var(--color-bg-secondary);
    padding: clamp(2rem, 5vw, 4rem) clamp(1rem, 4vw, 3rem);
    border-top: 1px solid rgba(0, 168, 255, 0.1);
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(180px, 100%), 1fr));
    gap: clamp(1.5rem, 3vw, 2.5rem);
}

.footer-section h4 {
    font-size: clamp(0.8rem, 1.2vw, 0.95rem);
    margin-bottom: clamp(0.75rem, 2vw, 1.25rem);
    color: var(--color-primary);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: clamp(0.25rem, 0.5vw, 0.5rem);
}

.footer-links a {
    color: var(--color-text-muted);
    font-size: clamp(0.7rem, 1vw, 0.85rem);
    transition: color var(--transition-normal);
}

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

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: var(--space-xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    color: var(--color-text-muted);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    opacity: 0;
    animation: fadeIn 1s ease forwards 2s;
}

.scroll-indicator::after {
    content: '';
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, var(--color-primary), transparent);
    animation: scrollPulse 2s ease infinite;
}

@keyframes fadeIn {
    to { opacity: 1; }
}

@keyframes scrollPulse {
    0%, 100% { opacity: 0.3; transform: scaleY(1); }
    50% { opacity: 1; transform: scaleY(1.2); }
}

/* =============================================
   RESPONSIVE BREAKPOINTS
   ============================================= */

/* Tablet and below */
@media (max-width: 1024px) {
    .nav-links {
        gap: clamp(0.75rem, 2vw, 1.5rem);
    }
}

/* Mobile Navigation */
@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        background: rgba(10, 10, 15, 0.98);
        padding: 1.5rem;
        gap: 1rem;
        border-top: 1px solid rgba(0, 168, 255, 0.1);
    }

    .nav-links.open {
        display: flex;
    }

    .nav-toggle {
        display: flex;
    }

    .hero-cta {
        flex-direction: column;
        width: 100%;
        max-width: 300px;
    }
    
    .hero-cta .btn {
        width: 100%;
    }
}

/* Small Mobile */
@media (max-width: 480px) {
    .nav-logo span {
        font-size: 0.65rem;
    }
    
    .stats-grid.large {
        grid-template-columns: repeat(2, 1fr);
    }
}