/* ============================================
   GetCTO Design System
   Premium Fractional CTO Website
   ============================================ */

/* --- Reset & Base --- */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Colors - Dark theme */
    --bg-primary: #09090b;
    --bg-secondary: #111113;
    --bg-surface: #18181b;
    --bg-surface-hover: #1f1f23;
    --bg-elevated: #27272a;
    
    --border-subtle: #1e1e22;
    --border-default: #27272a;
    --border-strong: #3f3f46;
    
    --text-primary: #fafafa;
    --text-secondary: #a1a1aa;
    --text-tertiary: #71717a;
    --text-muted: #52525b;
    
    /* Accent - Indigo/Violet gradient */
    --accent-start: #6366f1;
    --accent-end: #8b5cf6;
    --accent-glow: rgba(99, 102, 241, 0.15);
    --accent-glow-strong: rgba(99, 102, 241, 0.25);
    
    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    --space-5xl: 8rem;
    
    /* Sizes */
    --container-max: 1200px;
    --nav-height: 64px;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;
    --transition-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);
    
    /* Radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-sans);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    color: inherit;
    text-decoration: none;
}

img {
    max-width: 100%;
    height: auto;
}

/* --- Container --- */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

@media (max-width: 768px) {
    .container {
        padding: 0 var(--space-lg);
    }
}

/* --- Section --- */
.section {
    padding: var(--space-5xl) 0;
    position: relative;
}

@media (max-width: 768px) {
    .section {
        padding: var(--space-4xl) 0;
    }
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-4xl);
}

.section-label {
    display: inline-block;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--accent-start);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: var(--space-md);
}

.section-title {
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.025em;
    margin-bottom: var(--space-lg);
    color: var(--text-primary);
}

.section-subtitle {
    font-size: 1.0625rem;
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 600px;
    margin: 0 auto;
}

/* --- Gradient Text --- */
.gradient-text {
    background: linear-gradient(135deg, var(--accent-start) 0%, var(--accent-end) 50%, #c084fc 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* --- Navigation --- */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-height);
    z-index: 1000;
    transition: all var(--transition-base);
    border-bottom: 1px solid transparent;
}

.nav.scrolled {
    background: rgba(9, 9, 11, 0.85);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom-color: var(--border-subtle);
}

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.nav-logo {
    position: relative;
    z-index: 1001;
}

.logo-text {
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: -0.025em;
    color: var(--text-primary);
}

.logo-accent {
    background: linear-gradient(135deg, var(--accent-start), var(--accent-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
}

.nav-links a {
    font-size: 0.875rem;
    font-weight: 400;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

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

.nav-cta {
    padding: 0.5rem 1.25rem;
    background: var(--text-primary);
    color: var(--bg-primary) !important;
    border-radius: var(--radius-sm);
    font-weight: 500 !important;
    transition: opacity var(--transition-fast) !important;
}

.nav-cta:hover {
    opacity: 0.9;
    color: var(--bg-primary) !important;
}

.nav-lang {
    padding: 0.25rem 0.625rem;
    border: 1px solid var(--border-default);
    border-radius: var(--radius-sm);
    font-size: 0.75rem !important;
    font-weight: 600 !important;
    letter-spacing: 0.04em;
    color: var(--text-tertiary) !important;
    transition: all var(--transition-fast) !important;
}

.nav-lang:hover {
    color: var(--text-primary) !important;
    border-color: var(--border-strong);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 1001;
}

.nav-toggle span {
    display: block;
    width: 20px;
    height: 1.5px;
    background: var(--text-primary);
    transition: all var(--transition-base);
    transform-origin: center;
}

.nav-toggle.active span:first-child {
    transform: rotate(45deg) translate(2.5px, 2.5px);
}

.nav-toggle.active span:last-child {
    transform: rotate(-45deg) translate(2.5px, -2.5px);
}

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }
    
    .nav-links {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        width: 100%;
        height: 100vh;
        height: 100dvh;
        background: var(--bg-primary);
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: var(--space-xl);
        z-index: 1000;
        opacity: 0;
        visibility: hidden;
        pointer-events: none;
        transition: opacity var(--transition-slow), visibility var(--transition-slow);
    }
    
    .nav-links.open {
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
    }
    
    .nav-links a {
        font-size: 1.25rem;
        text-align: center;
    }
    
    .nav-cta {
        margin-top: var(--space-lg);
        padding: 0.75rem 2rem !important;
        font-size: 1rem !important;
    }

    .nav-lang {
        margin-top: var(--space-sm);
    }
}

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

.hero-bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(99, 102, 241, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(99, 102, 241, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black 30%, transparent 100%);
    -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black 30%, transparent 100%);
}

.hero-glow {
    position: absolute;
    top: -20%;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 600px;
    background: radial-gradient(ellipse, var(--accent-glow) 0%, transparent 70%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: var(--space-4xl) 0;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 0.375rem 1rem;
    border: 1px solid var(--border-default);
    border-radius: 100px;
    font-size: 0.8125rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-2xl);
    background: var(--bg-secondary);
}

.badge-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent-start);
    box-shadow: 0 0 8px var(--accent-start);
    animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; box-shadow: 0 0 8px var(--accent-start); }
    50% { opacity: 0.6; box-shadow: 0 0 16px var(--accent-start); }
}

.hero-title {
    font-size: clamp(2.25rem, 6vw, 4.25rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.035em;
    margin-bottom: var(--space-xl);
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.hero-subtitle {
    font-size: clamp(1rem, 1.5vw, 1.1875rem);
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 640px;
    margin: 0 auto var(--space-2xl);
}

.hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    margin-bottom: var(--space-4xl);
    flex-wrap: wrap;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 0.75rem 1.75rem;
    font-size: 0.9375rem;
    font-weight: 500;
    font-family: var(--font-sans);
    border-radius: var(--radius-sm);
    cursor: pointer;
    border: none;
    transition: all var(--transition-base);
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-start), var(--accent-end));
    color: white;
    box-shadow: 0 0 20px var(--accent-glow), 0 2px 8px rgba(0, 0, 0, 0.3);
}

.btn-primary:hover {
    box-shadow: 0 0 30px var(--accent-glow-strong), 0 4px 16px rgba(0, 0, 0, 0.4);
    transform: translateY(-1px);
}

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-default);
}

.btn-ghost:hover {
    color: var(--text-primary);
    border-color: var(--border-strong);
    background: var(--bg-surface);
}

.btn-lg {
    padding: 1rem 2.25rem;
    font-size: 1rem;
}

/* --- Hero Proof --- */
.hero-proof {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2xl);
    flex-wrap: wrap;
}

.proof-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
}

.proof-number {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

.proof-label {
    font-size: 0.8125rem;
    color: var(--text-tertiary);
}

.proof-divider {
    width: 1px;
    height: 40px;
    background: var(--border-default);
}

@media (max-width: 768px) {
    .proof-divider {
        display: none;
    }
    .hero-proof {
        gap: var(--space-xl);
    }
}

/* --- Tech Bar --- */
.tech-bar {
    border-top: 1px solid var(--border-subtle);
    border-bottom: 1px solid var(--border-subtle);
    padding: var(--space-lg) 0;
    background: var(--bg-secondary);
}

.tech-bar-inner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-lg);
    flex-wrap: wrap;
}

.tech-tag {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--text-tertiary);
    padding: 0.25rem 0.75rem;
    border: 1px solid var(--border-subtle);
    border-radius: 100px;
    white-space: nowrap;
    transition: all var(--transition-base);
}

.tech-tag:hover {
    color: var(--text-secondary);
    border-color: var(--border-default);
}

/* --- Services Grid --- */
.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1px;
    background: var(--border-subtle);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.service-card {
    background: var(--bg-primary);
    padding: var(--space-2xl);
    transition: all var(--transition-slow);
    position: relative;
}

.service-card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--accent-glow) 0%, transparent 50%);
    opacity: 0;
    transition: opacity var(--transition-slow);
}

.service-card:hover {
    background: var(--bg-surface);
}

.service-card:hover::after {
    opacity: 1;
}

.service-card > * {
    position: relative;
    z-index: 1;
}

.service-card--featured {
    grid-column: span 2;
}

.service-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    background: var(--bg-surface);
    border: 1px solid var(--border-default);
    color: var(--accent-start);
    margin-bottom: var(--space-lg);
    transition: all var(--transition-base);
}

.service-card:hover .service-icon {
    background: var(--accent-glow);
    border-color: var(--accent-start);
}

.service-card h3 {
    font-size: 1.0625rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
    letter-spacing: -0.01em;
}

.service-card p {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

@media (max-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .service-card--featured {
        grid-column: span 2;
    }
}

@media (max-width: 640px) {
    .services-grid {
        grid-template-columns: 1fr;
    }
    .service-card--featured {
        grid-column: span 1;
    }
}

/* --- About --- */
.about {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-subtle);
    border-bottom: 1px solid var(--border-subtle);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4xl);
    align-items: start;
}

.about-content .section-label {
    text-align: left;
}

.about-content .section-title {
    text-align: left;
    font-size: clamp(1.5rem, 3.5vw, 2.25rem);
}

.about-text {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.75;
    margin-bottom: var(--space-lg);
}

.about-text:last-child {
    margin-bottom: 0;
}

.about-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
}

.about-card {
    padding: var(--space-xl);
    background: var(--bg-primary);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

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

.about-card-icon {
    color: var(--accent-start);
    font-size: 1.25rem;
    margin-bottom: var(--space-sm);
}

.about-card h4 {
    font-size: 0.9375rem;
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.about-card p {
    font-size: 0.8125rem;
    color: var(--text-tertiary);
    line-height: 1.6;
}

@media (max-width: 768px) {
    .about-grid {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }
}

/* --- Philosophy --- */
.philosophy {
    position: relative;
    overflow: hidden;
}

.philosophy::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
    pointer-events: none;
}

.philosophy-content {
    position: relative;
}

.philosophy-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-4xl);
}

.philosophy-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl);
}

.philosophy-card {
    padding: var(--space-2xl);
    background: rgba(24, 24, 27, 0.6);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.philosophy-card:hover {
    border-color: var(--border-default);
    background: rgba(24, 24, 27, 0.8);
}

.philosophy-number {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent-start);
    margin-bottom: var(--space-lg);
    font-variant-numeric: tabular-nums;
}

.philosophy-card h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
    letter-spacing: -0.01em;
}

.philosophy-card p {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

@media (max-width: 768px) {
    .philosophy-grid {
        grid-template-columns: 1fr;
    }
}

/* --- Achievements --- */
.achievements {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-subtle);
    border-bottom: 1px solid var(--border-subtle);
}

.achievements-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
}

.achievement-card {
    padding: var(--space-2xl);
    background: var(--bg-primary);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.achievement-card:hover {
    border-color: var(--border-default);
}

.achievement-metric {
    font-size: 1rem;
    font-weight: 700;
    color: var(--accent-start);
    margin-bottom: var(--space-md);
    letter-spacing: -0.01em;
}

.achievement-card p {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.65;
}

@media (max-width: 1024px) {
    .achievements-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .achievements-grid {
        grid-template-columns: 1fr;
    }
}

/* --- Why Fractional --- */
.why-content {
    position: relative;
}

.why-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-4xl);
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
}

.why-card {
    padding: var(--space-xl);
    transition: all var(--transition-base);
}

.why-icon {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    color: var(--text-tertiary);
    margin-bottom: var(--space-lg);
    transition: all var(--transition-base);
}

.why-card:hover .why-icon {
    color: var(--accent-start);
    border-color: var(--accent-start);
    background: var(--accent-glow);
}

.why-card h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.why-card p {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

@media (max-width: 1024px) {
    .why-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .why-grid {
        grid-template-columns: 1fr;
    }
}

/* --- Engagement Models --- */
.engagement {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-subtle);
    border-bottom: 1px solid var(--border-subtle);
}

.engagement-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
    align-items: stretch;
}

.engagement-card {
    padding: var(--space-2xl);
    background: var(--bg-primary);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

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

.engagement-card--primary {
    border-color: var(--accent-start);
    box-shadow: 0 0 40px var(--accent-glow), inset 0 1px 0 rgba(99, 102, 241, 0.2);
}

.engagement-card--primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-start), var(--accent-end));
}

.engagement-card--primary:hover {
    border-color: var(--accent-end);
}

.engagement-tier {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    margin-bottom: var(--space-lg);
}

.engagement-card--primary .engagement-tier {
    color: var(--accent-start);
}

.engagement-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--space-md);
    letter-spacing: -0.02em;
}

.engagement-desc {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--space-xl);
}

.engagement-features {
    list-style: none;
    flex: 1;
    margin-bottom: var(--space-xl);
}

.engagement-features li {
    font-size: 0.875rem;
    color: var(--text-secondary);
    padding: var(--space-sm) 0;
    padding-left: 1.5rem;
    position: relative;
}

.engagement-features li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--text-muted);
    transform: translateY(-50%);
}

.engagement-card--primary .engagement-features li::before {
    background: var(--accent-start);
}

.engagement-commitment {
    display: block;
    padding-top: var(--space-lg);
    border-top: 1px solid var(--border-subtle);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-tertiary);
}

@media (max-width: 1024px) {
    .engagement-grid {
        grid-template-columns: 1fr;
        max-width: 480px;
        margin: 0 auto;
    }
}

/* --- Contact --- */
.contact {
    text-align: center;
    position: relative;
    overflow: hidden;
}

.contact::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 400px;
    background: radial-gradient(ellipse, var(--accent-glow) 0%, transparent 70%);
    pointer-events: none;
}

.contact-content {
    position: relative;
}

.contact-title {
    font-size: clamp(2rem, 5vw, 3.25rem);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.03em;
    margin-bottom: var(--space-xl);
}

.contact-subtitle {
    font-size: 1.0625rem;
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 560px;
    margin: 0 auto var(--space-2xl);
}

.contact-actions {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-lg);
    margin-bottom: var(--space-2xl);
}

.contact-links {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    flex-wrap: wrap;
    justify-content: center;
}

.contact-link-dot {
    width: 3px;
    height: 3px;
    border-radius: 50%;
    background: var(--text-muted);
}

.contact-email {
    font-size: 1rem;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-default);
    padding-bottom: 2px;
    transition: all var(--transition-fast);
}

.contact-email:hover {
    color: var(--text-primary);
    border-color: var(--text-primary);
}

.contact-details {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    flex-wrap: wrap;
    font-size: 0.875rem;
    color: var(--text-tertiary);
}

.contact-dot {
    width: 3px;
    height: 3px;
    border-radius: 50%;
    background: var(--text-muted);
}

@media (max-width: 640px) {
    .contact-dot {
        display: none;
    }
    .contact-details {
        flex-direction: column;
        gap: var(--space-sm);
    }
}

/* --- Footer --- */
.footer {
    border-top: 1px solid var(--border-subtle);
    padding: var(--space-3xl) 0 var(--space-2xl);
    background: var(--bg-secondary);
}

.footer-inner {
    display: flex;
    flex-direction: column;
    gap: var(--space-2xl);
}

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

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

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

.footer-links a {
    font-size: 0.875rem;
    color: var(--text-tertiary);
    transition: color var(--transition-fast);
}

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

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

.footer-bottom p {
    font-size: 0.8125rem;
    color: var(--text-muted);
}

.footer-location {
    color: var(--text-tertiary) !important;
}

/* --- FAQ Section --- */
.faq {
    position: relative;
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid var(--border-subtle);
}

.faq-item:first-child {
    border-top: 1px solid var(--border-subtle);
}

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-lg);
    padding: var(--space-xl) 0;
    cursor: pointer;
    list-style: none;
    transition: color var(--transition-fast);
}

.faq-question::-webkit-details-marker {
    display: none;
}

.faq-question span {
    font-size: 1.0625rem;
    font-weight: 500;
    color: var(--text-primary);
    line-height: 1.4;
}

.faq-question:hover span {
    color: var(--accent-start);
}

.faq-chevron {
    flex-shrink: 0;
    color: var(--text-muted);
    transition: transform var(--transition-base);
}

.faq-item[open] .faq-chevron {
    transform: rotate(180deg);
}

.faq-answer {
    padding-bottom: var(--space-xl);
}

.faq-answer p {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.75;
    max-width: 720px;
}

.faq-list .reveal:nth-child(1) { transition-delay: 0.0s; }
.faq-list .reveal:nth-child(2) { transition-delay: 0.04s; }
.faq-list .reveal:nth-child(3) { transition-delay: 0.08s; }
.faq-list .reveal:nth-child(4) { transition-delay: 0.12s; }
.faq-list .reveal:nth-child(5) { transition-delay: 0.16s; }
.faq-list .reveal:nth-child(6) { transition-delay: 0.20s; }
.faq-list .reveal:nth-child(7) { transition-delay: 0.24s; }
.faq-list .reveal:nth-child(8) { transition-delay: 0.28s; }
.faq-list .reveal:nth-child(9) { transition-delay: 0.32s; }
.faq-list .reveal:nth-child(10) { transition-delay: 0.36s; }

/* --- Reveal Animations --- */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

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

/* Stagger children */
.services-grid .reveal:nth-child(1) { transition-delay: 0.0s; }
.services-grid .reveal:nth-child(2) { transition-delay: 0.05s; }
.services-grid .reveal:nth-child(3) { transition-delay: 0.1s; }
.services-grid .reveal:nth-child(4) { transition-delay: 0.15s; }
.services-grid .reveal:nth-child(5) { transition-delay: 0.2s; }
.services-grid .reveal:nth-child(6) { transition-delay: 0.25s; }
.services-grid .reveal:nth-child(7) { transition-delay: 0.3s; }
.services-grid .reveal:nth-child(8) { transition-delay: 0.35s; }

.philosophy-grid .reveal:nth-child(1) { transition-delay: 0.0s; }
.philosophy-grid .reveal:nth-child(2) { transition-delay: 0.1s; }
.philosophy-grid .reveal:nth-child(3) { transition-delay: 0.2s; }
.philosophy-grid .reveal:nth-child(4) { transition-delay: 0.3s; }

.achievements-grid .reveal:nth-child(1) { transition-delay: 0.0s; }
.achievements-grid .reveal:nth-child(2) { transition-delay: 0.08s; }
.achievements-grid .reveal:nth-child(3) { transition-delay: 0.16s; }
.achievements-grid .reveal:nth-child(4) { transition-delay: 0.24s; }
.achievements-grid .reveal:nth-child(5) { transition-delay: 0.32s; }
.achievements-grid .reveal:nth-child(6) { transition-delay: 0.40s; }

.why-grid .reveal:nth-child(1) { transition-delay: 0.0s; }
.why-grid .reveal:nth-child(2) { transition-delay: 0.08s; }
.why-grid .reveal:nth-child(3) { transition-delay: 0.16s; }
.why-grid .reveal:nth-child(4) { transition-delay: 0.24s; }
.why-grid .reveal:nth-child(5) { transition-delay: 0.32s; }
.why-grid .reveal:nth-child(6) { transition-delay: 0.40s; }

.engagement-grid .reveal:nth-child(1) { transition-delay: 0.0s; }
.engagement-grid .reveal:nth-child(2) { transition-delay: 0.1s; }
.engagement-grid .reveal:nth-child(3) { transition-delay: 0.2s; }

/* --- Smooth Scroll Padding --- */
[id] {
    scroll-margin-top: calc(var(--nav-height) + var(--space-xl));
}

/* --- Selection --- */
::selection {
    background: rgba(99, 102, 241, 0.3);
    color: var(--text-primary);
}

/* --- Focus States (Accessibility) --- */
a:focus-visible,
button:focus-visible {
    outline: 2px solid var(--accent-start);
    outline-offset: 2px;
    border-radius: 2px;
}