/* ============================================
   TACTTUS - AI Infrastructure for Growth Teams
   A distinctive, modern landing page
   ============================================ */

/* CSS Variables */
:root {
    /* Colors - Deep navy with electric accents */
    --color-bg: #0a0e17;
    --color-bg-elevated: #111827;
    --color-bg-card: #1a2234;
    --color-surface: #243049;
    
    --color-text: #f4f4f5;
    --color-text-secondary: #a1a1aa;
    --color-text-muted: #71717a;
    
    --color-accent: #22d3ee;
    --color-accent-hover: #06b6d4;
    --color-accent-glow: rgba(34, 211, 238, 0.3);
    
    --color-highlight: #fbbf24;
    --color-success: #34d399;
    
    /* Typography */
    --font-display: 'Instrument Serif', Georgia, serif;
    --font-body: 'Syne', system-ui, sans-serif;
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2.5rem;
    --space-xl: 4rem;
    --space-2xl: 6rem;
    --space-3xl: 8rem;
    
    /* Borders */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 32px;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms cubic-bezier(0.16, 1, 0.3, 1);
}

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

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

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background: var(--color-bg);
    overflow-x: hidden;
}

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

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

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

/* Section Label */
.section-label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-accent);
    padding: var(--space-xs) var(--space-sm);
    background: rgba(34, 211, 238, 0.1);
    border: 1px solid rgba(34, 211, 238, 0.2);
    border-radius: var(--radius-xl);
    margin-bottom: var(--space-md);
}

/* ============================================
   Navigation
   ============================================ */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--space-sm) 0;
    background: rgba(10, 14, 23, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 400;
    font-style: italic;
    color: var(--color-text);
    letter-spacing: -0.02em;
}

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

.nav-links a {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
}

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

.nav-cta {
    padding: 0.625rem 1.25rem !important;
    background: var(--color-accent) !important;
    color: var(--color-bg) !important;
    border-radius: var(--radius-sm);
    font-weight: 600 !important;
    transition: all var(--transition-fast) !important;
}

.nav-cta:hover {
    background: var(--color-accent-hover) !important;
    transform: translateY(-1px);
}

.mobile-menu {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    outline: none;
}

.mobile-menu:focus {
    outline: none;
}

.mobile-menu span {
    width: 24px;
    height: 2px;
    background: var(--color-text);
    transition: var(--transition-fast);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-3xl) 0;
    overflow: hidden;
}

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

.grid-pattern {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(34, 211, 238, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(34, 211, 238, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 0%, transparent 70%);
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.5;
}

.orb-1 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--color-accent-glow) 0%, transparent 70%);
    top: -200px;
    right: -100px;
    animation: float 20s ease-in-out infinite;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(251, 191, 36, 0.15) 0%, transparent 70%);
    bottom: -100px;
    left: -100px;
    animation: float 15s ease-in-out infinite reverse;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(30px, -30px) scale(1.1); }
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
    margin: 0 auto;
    padding: 0 var(--space-md);
    text-align: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-success);
    padding: var(--space-xs) var(--space-sm);
    background: rgba(52, 211, 153, 0.1);
    border: 1px solid rgba(52, 211, 153, 0.2);
    border-radius: var(--radius-xl);
    margin-bottom: var(--space-lg);
    animation: fadeInUp 0.8s ease forwards;
}

.pulse {
    width: 8px;
    height: 8px;
    background: var(--color-success);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(3rem, 8vw, 5.5rem);
    font-weight: 400;
    line-height: 1.05;
    letter-spacing: -0.02em;
    margin-bottom: var(--space-md);
}

.title-line {
    display: block;
    animation: fadeInUp 0.8s ease forwards;
    opacity: 0;
}

.title-line:nth-child(1) { animation-delay: 0.1s; }
.title-line:nth-child(2) { animation-delay: 0.2s; }
.title-line:nth-child(3) { animation-delay: 0.3s; }

.title-line.accent {
    font-style: italic;
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-highlight) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto var(--space-lg);
    animation: fadeInUp 0.8s ease 0.4s forwards;
    opacity: 0;
}

.hero-subtitle em {
    font-style: italic;
    color: var(--color-text);
}

.hero-ctas {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    flex-wrap: wrap;
    margin-bottom: var(--space-md);
    animation: fadeInUp 0.8s ease 0.5s forwards;
    opacity: 0;
}

.hero-link {
    display: inline-block;
    color: var(--color-text-secondary);
    font-size: 0.9375rem;
    text-decoration: none;
    transition: color var(--transition-fast);
    animation: fadeInUp 0.8s ease 0.6s forwards;
    opacity: 0;
}

.hero-link:hover {
    color: var(--color-accent);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    font-family: var(--font-body);
    font-size: 0.9375rem;
    font-weight: 600;
    padding: 0.875rem 1.5rem;
    border-radius: var(--radius-sm);
    transition: all var(--transition-base);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--color-accent);
    color: var(--color-bg);
}

.btn-primary:hover {
    background: var(--color-accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 10px 40px var(--color-accent-glow);
}

.btn-primary svg {
    transition: transform var(--transition-fast);
}

.btn-primary:hover svg {
    transform: translateX(4px);
}

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

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.3);
}

.btn-ghost {
    background: rgba(255, 255, 255, 0.05);
    color: var(--color-text);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-ghost:hover {
    background: rgba(255, 255, 255, 0.1);
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1rem;
}

/* Hero Proof Points */
.hero-proof {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-lg);
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.6s forwards;
    opacity: 0;
}

.proof-item {
    text-align: center;
}

.proof-number {
    display: block;
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 400;
    color: var(--color-text);
    line-height: 1.2;
}

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

.proof-divider {
    width: 1px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
}

/* ============================================
   Results Section - Compact Flat Design
   ============================================ */
.results {
    padding: var(--space-xl) 0 var(--space-lg);
    background: var(--color-bg);
    position: relative;
}

.results-row {
    margin-bottom: var(--space-md);
}

.results-text {
    text-align: left;
}

.results-title {
    font-family: var(--font-display);
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: 400;
    line-height: 1.1;
    color: var(--color-text);
    margin-bottom: var(--space-lg);
}

.results-subtitle {
    font-family: var(--font-display);
    font-size: clamp(1rem, 2vw, 1.25rem);
    font-weight: 400;
    line-height: 1.3;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-sm);
}

/* Company Logos - Horizontal Scrollable */
.company-logos-wrapper {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    -ms-overflow-style: none;
    margin: 0 calc(-1 * var(--space-md));
    padding: 0 var(--space-md);
}

.company-logos-wrapper::-webkit-scrollbar {
    display: none;
}

.company-logos {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    white-space: nowrap;
}

.logo-item {
    flex-shrink: 0;
}

/* Interactive Logo Tabs */
.logo-tab {
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem 0.25rem;
    border-radius: var(--radius-sm);
    transition: all 0.2s ease;
    opacity: 0.5;
}

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

.logo-tab.active {
    opacity: 1;
}

.logo-tab.active .logo-thatch,
.logo-tab.active .logo-axelar,
.logo-tab.active .logo-tally,
.logo-tab.active .logo-earnest {
    color: var(--color-text);
}

.logo-thatch {
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    color: #71717a;
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

.logo-axelar {
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 700;
    color: #71717a;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.logo-tally {
    font-family: 'Arial Rounded MT Bold', 'Nunito', 'Varela Round', sans-serif;
    font-size: 1.1rem;
    font-weight: 700;
    font-style: normal;
    color: #71717a;
    letter-spacing: -0.02em;
}

.logo-earnest {
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 700;
    color: #71717a;
    letter-spacing: 0.03em;
    text-transform: lowercase;
}

.logo-divider {
    width: 1px;
    height: 16px;
    background: rgba(255, 255, 255, 0.15);
    flex-shrink: 0;
}

/* Company Content Panels */
.company-content {
    display: none;
    animation: fadeIn 0.3s ease;
}

.company-content.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.company-description {
    max-width: 900px;
    margin: var(--space-lg) auto 0;
    padding: 0 var(--space-md);
    text-align: center;
}

.company-description p {
    font-size: 1.125rem;
    line-height: 1.7;
    color: var(--color-text-secondary);
}

/* Metrics Cards for Text-Only Sections */
.company-metrics {
    max-width: 900px;
    margin: 0 auto var(--space-lg);
    padding: 0 var(--space-md);
}

.metrics-grid {
    display: grid;
    justify-content: center;
    gap: var(--space-md);
}

.metrics-grid-3 {
    grid-template-columns: repeat(3, 1fr);
    max-width: 700px;
    margin: 0 auto;
}

.metrics-grid-2 {
    grid-template-columns: repeat(2, 1fr);
    max-width: 500px;
    margin: 0 auto;
}

.metric-card {
    text-align: center;
    padding: var(--space-lg) var(--space-md);
    background: var(--color-bg-card);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-height: 140px;
}

.metric-value {
    display: block;
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 400;
    color: var(--color-success);
    line-height: 1.1;
    margin-bottom: var(--space-xs);
}

.metric-label {
    display: block;
    font-size: 0.75rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

@media (max-width: 600px) {
    .metrics-grid-3,
    .metrics-grid-2 {
        grid-template-columns: 1fr;
        max-width: 280px;
    }
}

.company-text-only {
    max-width: 800px;
    margin: var(--space-xl) auto;
    padding: var(--space-lg) var(--space-md);
    text-align: center;
}

.company-text-only p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-md);
}

.company-text-only p:last-child {
    margin-bottom: 0;
}

/* Compact Chart Section */
.chart-section-compact {
    position: relative;
    width: 100%;
    margin-top: var(--space-sm);
}

.chart-label-svg {
    font-family: var(--font-body);
    font-size: 12px;
    font-weight: 400;
    fill: #71717a;
    text-anchor: start;
    letter-spacing: 0.01em;
}

.growth-chart-compact {
    width: 100%;
    height: auto;
    max-height: 350px;
    display: block;
    overflow: visible;
}

/* Chart Elements - Flat Design */
.chart-axis {
    font-family: var(--font-body);
    font-size: 9px;
    fill: #52525b;
    font-weight: 400;
}

.chart-axis-x {
    font-family: var(--font-body);
    font-size: 9px;
    fill: #52525b;
    font-weight: 400;
    text-anchor: middle;
}

.chart-annotation {
    font-family: var(--font-body);
    font-size: 10px;
    fill: #22c55e;
    font-weight: 600;
    text-anchor: middle;
}

.chart-grid {
    stroke: rgba(255, 255, 255, 0.05);
    stroke-width: 1;
}

.chart-grid-start {
    stroke: rgba(34, 197, 94, 0.4);
    stroke-width: 1;
}

.chart-area {
    opacity: 1;
}

.chart-line-green {
    stroke-linecap: round;
    stroke-linejoin: round;
}

.start-text {
    font-family: var(--font-body);
    font-size: 8px;
    font-weight: 600;
    fill: #22c55e;
    text-anchor: middle;
    letter-spacing: 0.08em;
}

/* Results Responsive */
@media (max-width: 768px) {
    .results-text {
        text-align: center;
    }
    
    .company-logos {
        justify-content: flex-start;
        padding-right: var(--space-lg);
    }
    
    
    .growth-chart-compact {
        max-height: 200px;
    }
}

/* ============================================
   Problem Section
   ============================================ */
.problem {
    padding: var(--space-xl) 0;
    background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-elevated) 100%);
}

.problem-header {
    text-align: center;
    margin-bottom: var(--space-2xl);
}

.problem-header h2 {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 400;
    line-height: 1.2;
    color: var(--color-text);
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-md);
}

.problem-card {
    padding: var(--space-lg);
    background: var(--color-bg-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.problem-card:hover {
    border-color: rgba(34, 211, 238, 0.2);
    transform: translateY(-4px);
}

.problem-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(34, 211, 238, 0.1);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-md);
    color: var(--color-accent);
}

.problem-card h3 {
    font-family: var(--font-body);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--space-xs);
    color: var(--color-text);
}

.problem-card p {
    color: var(--color-text-secondary);
    font-size: 0.9375rem;
}

/* ============================================
   Services Section
   ============================================ */
.services {
    padding: var(--space-xl) 0;
    background: var(--color-bg-elevated);
}

.services-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-2xl);
}

.services-header h2 {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 400;
    line-height: 1.2;
    margin-bottom: var(--space-md);
}

.services-intro {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
}

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

.service-card {
    padding: var(--space-lg);
    background: var(--color-bg-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    cursor: pointer;
}

.service-card:hover,
.service-card:focus,
.service-card.active {
    background: linear-gradient(135deg, rgba(34, 211, 238, 0.1) 0%, rgba(34, 211, 238, 0.02) 100%);
    border-color: rgba(34, 211, 238, 0.4);
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(34, 211, 238, 0.15);
}

.service-number {
    font-family: var(--font-display);
    font-size: 0.875rem;
    color: var(--color-accent);
    margin-bottom: var(--space-sm);
}

.service-card h3 {
    font-family: var(--font-body);
    font-size: 1.375rem;
    font-weight: 600;
    margin-bottom: var(--space-xs);
    color: var(--color-text);
}

.service-card p {
    color: var(--color-text-secondary);
    font-size: 0.9375rem;
    margin-bottom: var(--space-md);
}

.service-features {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
}

.service-features li {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    padding: 0.375rem 0.75rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-xl);
}

/* ============================================
   About Section
   ============================================ */
.about {
    padding: var(--space-xl) 0;
    background: var(--color-bg);
}

.about-grid {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.about-image {
    position: relative;
    max-width: 280px;
}

.image-frame {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.image-frame img {
    width: 100%;
    aspect-ratio: 4/5;
    object-fit: cover;
    object-position: center top;
    filter: grayscale(20%);
    transition: filter var(--transition-base);
}

.image-frame:hover img {
    filter: grayscale(0%);
}

.image-accent {
    position: absolute;
    inset: 0;
    border: 2px solid var(--color-accent);
    border-radius: var(--radius-lg);
    transform: translate(12px, 12px);
    z-index: -1;
    opacity: 0.3;
}

.about-content h2 {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 400;
    margin-bottom: var(--space-md);
}

.about-lead {
    font-size: 1.25rem;
    color: var(--color-text);
    margin-bottom: var(--space-md);
}

.about-content p {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-sm);
}

.about-content strong {
    color: var(--color-accent);
    font-weight: 600;
}

.about-links {
    display: flex;
    gap: var(--space-sm);
    margin-top: var(--space-lg);
}

.social-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    padding: 0.625rem 1rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.social-link:hover {
    color: var(--color-text);
    background: rgba(255, 255, 255, 0.1);
}

/* ============================================
   How I Work Section
   ============================================ */
.work {
    padding: var(--space-xl) 0;
    background: var(--color-bg-elevated);
}

.work-header {
    text-align: center;
    margin-bottom: var(--space-2xl);
}

.work-header h2 {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 400;
}

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

.work-card {
    position: relative;
    padding: var(--space-lg);
    background: var(--color-bg-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all var(--transition-base);
}

.work-card:hover {
    border-color: rgba(255, 255, 255, 0.1);
    transform: translateY(-4px);
}

.work-card.highlight {
    background: linear-gradient(135deg, rgba(251, 191, 36, 0.1) 0%, rgba(251, 191, 36, 0.02) 100%);
    border-color: rgba(251, 191, 36, 0.3);
}

.work-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-bg);
    background: var(--color-highlight);
    padding: 0.375rem 0.75rem;
    border-radius: var(--radius-xl);
}

.work-icon {
    width: 72px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-md);
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
    color: var(--color-text-secondary);
}

.work-card.highlight .work-icon {
    color: var(--color-highlight);
    background: rgba(251, 191, 36, 0.1);
}

.work-card h3 {
    font-family: var(--font-body);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.work-card > p {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-md);
}

.work-details {
    list-style: none;
}

.work-details li {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    padding: var(--space-xs) 0;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.work-details li:last-child {
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.work-cta {
    display: flex;
    justify-content: center;
    margin-top: var(--space-2xl);
}

/* ============================================
   Featured Writing Section
   ============================================ */
.writing {
    padding: var(--space-3xl) 0;
    background: var(--color-bg);
}

.writing-header {
    text-align: center;
    margin-bottom: var(--space-2xl);
}

.writing-header h2 {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 400;
}

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

.writing-card {
    display: block;
    padding: var(--space-lg);
    background: var(--color-bg-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    text-decoration: none;
}

.writing-card:hover {
    border-color: rgba(34, 211, 238, 0.3);
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.writing-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-md);
    color: var(--color-text-muted);
}

.writing-card:hover .writing-icon {
    color: var(--color-accent);
}

.writing-card h3 {
    font-family: var(--font-body);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--space-xs);
    line-height: 1.4;
}

.writing-card p {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-md);
    line-height: 1.5;
}

.writing-link {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-accent);
    transition: color var(--transition-fast);
}

.writing-card:hover .writing-link {
    color: var(--color-accent-hover);
}

.writing-cta {
    text-align: center;
    margin-top: var(--space-xl);
}

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

/* ============================================
   CTA Section
   ============================================ */
.cta {
    position: relative;
    padding: var(--space-3xl) 0;
    background: var(--color-bg);
    overflow: hidden;
}

.cta-bg {
    position: absolute;
    inset: 0;
}

.cta-grid-pattern {
    position: absolute;
    inset: 0;
    background-image: 
        radial-gradient(circle at 1px 1px, rgba(34, 211, 238, 0.15) 1px, transparent 0);
    background-size: 40px 40px;
    mask-image: radial-gradient(ellipse at center, black 0%, transparent 60%);
}

.cta-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-content h2 {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 400;
    line-height: 1.2;
    margin-bottom: var(--space-md);
}

.cta-content > p {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-lg);
}

.cta-buttons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

/* ============================================
   Footer
   ============================================ */
.footer {
    padding: var(--space-xl) 0;
    background: var(--color-bg);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-content {
    text-align: center;
}

.footer-logo {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-style: italic;
    display: inline-block;
    margin-bottom: var(--space-xs);
}

.footer-tagline {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin-bottom: var(--space-md);
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

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

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

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

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 1024px) {
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }
    
    .about-image {
        max-width: 260px;
        margin: 0 auto;
    }
    
    .work-grid {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin: 0 auto;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        left: 0;
        width: 100vw;
        height: 100vh;
        background: var(--color-bg);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: var(--space-xl);
        display: none;
        z-index: 9999;
    }
    
    body.menu-open .nav-links {
        display: flex;
    }
    
    body.menu-open .nav-links a {
        font-size: 1.5rem;
        font-weight: 400;
        color: var(--color-text) !important;
        text-decoration: none;
        background: transparent !important;
        padding: 0.5rem 1rem !important;
        border-radius: 0 !important;
    }
    
    body.menu-open .nav-links a:hover {
        color: var(--color-accent) !important;
    }
    
    body.menu-open .nav-links .nav-cta {
        background: transparent !important;
        color: var(--color-accent) !important;
        padding: 0.5rem 1rem !important;
        font-size: 1.5rem !important;
        font-weight: 400 !important;
        border-radius: 0 !important;
    }
    
    body.menu-open .mobile-menu {
        position: fixed;
        top: 20px;
        right: 20px;
        z-index: 10000;
    }
    
    body.menu-open .mobile-menu span:first-child {
        transform: rotate(45deg) translate(6px, 6px);
    }
    
    body.menu-open .mobile-menu span:last-child {
        transform: rotate(-45deg) translate(6px, -6px);
    }
    
    .mobile-menu {
        display: flex;
    }
    
    .hero-proof {
        flex-direction: column;
        gap: var(--space-md);
    }
    
    .proof-divider {
        width: 40px;
        height: 1px;
    }
    
    .hero-ctas {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .problem-grid {
        grid-template-columns: 1fr;
    }
    
    .about-content {
        text-align: center;
    }
    
    .about-links {
        justify-content: center;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
}

/* All mobile screens - ensure proper scaling */
@media (max-width: 768px) {
    .hero-title {
        font-size: 3rem;
    }
    
    .hero-subtitle {
        font-size: 1.125rem;
        line-height: 1.7;
    }
    
    .btn {
        padding: 1.125rem 2rem;
        font-size: 1rem;
    }
    
    .hero-content {
        padding: 0 var(--space-md);
    }
}

/* Larger mobile screens (400px+) - scale up more */
@media (min-width: 400px) and (max-width: 768px) {
    .hero-title {
        font-size: 3.25rem;
    }
    
    .hero-subtitle {
        font-size: 1.1875rem;
    }
}

/* Even larger mobile (iPhone Pro Max 430px+) */
@media (min-width: 430px) and (max-width: 768px) {
    .hero-title {
        font-size: 3.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.25rem;
    }
}

/* ============================================
   Scroll Animations (activated by JS)
   ============================================ */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger delays for grid items */
.animate-on-scroll:nth-child(1) { transition-delay: 0s; }
.animate-on-scroll:nth-child(2) { transition-delay: 0.1s; }
.animate-on-scroll:nth-child(3) { transition-delay: 0.2s; }
.animate-on-scroll:nth-child(4) { transition-delay: 0.3s; }