/* ============================================
   SIDEQUEST DIGITAL - Layout Components
   Navigation, Header, Footer
   ============================================ */

/* --------------------------------------------
   Navigation
   -------------------------------------------- */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-sticky);
    padding: var(--space-lg) 0;
    transition: all var(--transition-base);
}

.nav.scrolled {
    padding: var(--space-md) 0;
    background: rgba(8, 8, 12, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border-subtle);
}

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Logo */
.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: var(--weight-bold);
    letter-spacing: -0.02em;
    color: var(--color-text-primary);
    transition: opacity var(--transition-base);
}

.nav-logo:hover {
    opacity: 0.8;
}

.nav-logo-icon {
    width: 36px;
    height: 36px;
    background: var(--gradient-hero);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: var(--weight-black);
    font-size: var(--text-lg);
}

/* Desktop Menu */
.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--space-2xl);
}

.nav-link {
    font-size: var(--text-sm);
    font-weight: var(--weight-medium);
    color: var(--color-text-secondary);
    letter-spacing: 0.02em;
    position: relative;
    padding: var(--space-sm) 0;
    transition: color var(--transition-base);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-hero);
    transition: width var(--transition-base);
}

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

.nav-link:hover::after {
    width: 100%;
}

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

.nav-link.active::after {
    width: 100%;
}

/* Nav Actions */
.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.nav-cta {
    padding: var(--space-sm) var(--space-lg);
}

/* Mobile Menu Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 6px;
    width: 32px;
    height: 32px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: calc(var(--z-overlay) + 1);
}

.nav-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--color-text-primary);
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
    transform-origin: center;
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 6px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -6px);
}

/* Mobile Menu */
.nav-mobile {
    display: none;
    position: fixed;
    inset: 0;
    background: var(--color-bg-primary);
    z-index: var(--z-overlay);
    padding: calc(80px + var(--space-3xl)) var(--gutter) var(--space-3xl);
    flex-direction: column;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.nav-mobile.active {
    opacity: 1;
    visibility: visible;
}

.nav-mobile-menu {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.nav-mobile-link {
    font-family: var(--font-display);
    font-size: var(--text-3xl);
    font-weight: var(--weight-bold);
    color: var(--color-text-primary);
    transition: color var(--transition-base);
}

.nav-mobile-link:hover {
    color: var(--color-accent-secondary);
}

.nav-mobile-footer {
    margin-top: auto;
    padding-top: var(--space-3xl);
    border-top: 1px solid var(--color-border-subtle);
}


/* --------------------------------------------
   Hero Section
   -------------------------------------------- */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: 100px;
}

.hero-background {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-gradient {
    position: absolute;
    top: -50%;
    right: -20%;
    width: 80vw;
    height: 80vw;
    background: radial-gradient(circle, var(--color-accent-glow) 0%, transparent 60%);
    animation: pulse 10s ease-in-out infinite;
}

.hero-gradient-secondary {
    position: absolute;
    bottom: -30%;
    left: -20%;
    width: 60vw;
    height: 60vw;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.2) 0%, transparent 60%);
    animation: pulse 12s ease-in-out infinite 2s;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
}

.hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    color: var(--color-accent-secondary);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: var(--space-xl);
}

.hero-eyebrow::before {
    content: '';
    width: 24px;
    height: 1px;
    background: var(--color-accent-secondary);
}

.hero-title {
    font-size: var(--text-6xl);
    font-weight: var(--weight-black);
    line-height: 0.95;
    letter-spacing: -0.03em;
    margin-bottom: var(--space-xl);
}

.hero-title-line {
    display: block;
}

.hero-subtitle {
    font-family: var(--font-accent);
    font-size: var(--text-2xl);
    font-style: italic;
    color: var(--color-text-secondary);
    max-width: 600px;
    margin-bottom: var(--space-3xl);
    line-height: 1.5;
}

.hero-actions {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    flex-wrap: wrap;
}

.hero-scroll {
    position: absolute;
    bottom: var(--space-3xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
    color: var(--color-text-muted);
    font-size: var(--text-xs);
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.hero-scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, var(--color-text-muted), transparent);
    animation: float 2s ease-in-out infinite;
}


/* --------------------------------------------
   Section Headers
   -------------------------------------------- */
.section-header {
    margin-bottom: var(--space-4xl);
}

.section-header-centered {
    text-align: center;
    max-width: 700px;
    margin-inline: auto;
}

.section-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    color: var(--color-accent-secondary);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: var(--space-lg);
}

.section-eyebrow::before,
.section-eyebrow::after {
    content: '';
    width: 16px;
    height: 1px;
    background: var(--color-accent-secondary);
}

.section-header-centered .section-eyebrow::before,
.section-header-centered .section-eyebrow::after {
    display: block;
}

.section-eyebrow:not(.section-header-centered .section-eyebrow)::after {
    display: none;
}

.section-title {
    font-size: var(--text-4xl);
    margin-bottom: var(--space-lg);
}

.section-description {
    font-size: var(--text-lg);
    color: var(--color-text-secondary);
    line-height: 1.7;
    max-width: 600px;
}

.section-header-centered .section-description {
    margin-inline: auto;
}


/* --------------------------------------------
   Footer
   -------------------------------------------- */
.footer {
    background: var(--color-bg-secondary);
    border-top: 1px solid var(--color-border-subtle);
    padding: var(--space-5xl) 0 var(--space-2xl);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr repeat(3, 1fr);
    gap: var(--space-4xl);
    margin-bottom: var(--space-4xl);
}

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: var(--weight-bold);
    margin-bottom: var(--space-lg);
}

.footer-tagline {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-xl);
    line-height: 1.7;
}

.footer-social {
    display: flex;
    gap: var(--space-md);
}

.footer-social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-tertiary);
    border-radius: var(--radius-md);
    color: var(--color-text-secondary);
    transition: all var(--transition-base);
}

.footer-social-link:hover {
    background: var(--color-accent-primary);
    color: var(--color-text-primary);
}

.footer-column h4 {
    font-size: var(--text-sm);
    font-weight: var(--weight-semibold);
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--color-text-primary);
    margin-bottom: var(--space-lg);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.footer-link {
    color: var(--color-text-secondary);
    font-size: var(--text-sm);
    transition: color var(--transition-base);
}

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

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--space-2xl);
    border-top: 1px solid var(--color-border-subtle);
}

.footer-copyright {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
}

.footer-legal {
    display: flex;
    gap: var(--space-xl);
}

.footer-legal a {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    transition: color var(--transition-base);
}

.footer-legal a:hover {
    color: var(--color-text-secondary);
}


/* --------------------------------------------
   Responsive Navigation
   -------------------------------------------- */
@media (max-width: 1024px) {
    .nav-menu {
        display: none;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-mobile {
        display: flex;
    }
}

@media (max-width: 768px) {
    .hero {
        padding-top: 80px;
        min-height: auto;
        padding-bottom: var(--space-4xl);
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: flex-start;
        width: 100%;
    }
    
    .hero-actions .btn {
        width: 100%;
    }
    
    .hero-scroll {
        display: none;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--space-3xl);
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--space-lg);
        text-align: center;
    }
    
    .footer-legal {
        justify-content: center;
    }
}