/* ============================================
   MarginOps — Design System v3
   Light theme, Bloomberg terminal aesthetic
   ============================================ */

:root {
    --color-bg-primary: #ffffff;
    --color-bg-secondary: #f8f8f8;
    --color-bg-card: #f6f6f6;
    --color-bg-card-solid: #f6f6f6;
    --color-bg-elevated: #f0f0f0;
    --color-text-primary: #0a0a0a;
    --color-text-secondary: #6b6b6b;
    --color-text-muted: #9a9a9a;
    --color-accent: #10b981;
    --color-accent-light: #34d399;
    --color-accent-dim: #0d9668;
    --color-accent-glow: rgba(16, 185, 129, 0.08);
    --color-accent-glow-strong: rgba(16, 185, 129, 0.15);
    --color-warm: #f59e0b;
    --color-warm-light: #fbbf24;
    --color-border: #e8e8e8;
    --color-border-hover: #d0d0d0;
    --color-border-accent: rgba(16, 185, 129, 0.3);

    --font-display: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-body: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', 'SF Mono', 'Fira Code', monospace;

    --container-max: 1100px;
    --container-narrow: 760px;
    --section-padding: clamp(48px, 6vh, 72px);
    --border-radius: 16px;
    --border-radius-sm: 12px;
    --border-radius-xs: 8px;

    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.16, 1, 0.3, 1);
}

/* ============================================
   Dark Theme
   ============================================ */

[data-theme="dark"] {
    --color-bg-primary: #0a0a0a;
    --color-bg-secondary: #111111;
    --color-bg-card: #1a1a1a;
    --color-bg-card-solid: #1a1a1a;
    --color-bg-elevated: #222222;
    --color-text-primary: #e8e8e8;
    --color-text-secondary: #b0b0b0;
    --color-text-muted: #9a9a9a;
    --color-border: #2a2a2a;
    --color-border-hover: #3a3a3a;
    --color-border-accent: rgba(16, 185, 129, 0.3);
    --color-accent-glow: rgba(16, 185, 129, 0.12);
    --color-accent-glow-strong: rgba(16, 185, 129, 0.2);
}

[data-theme="dark"] .navbar {
    background: rgba(10, 10, 10, 0.9);
}

/* Proof Bar — thin announcement bar below nav */
.proof-bar {
    background: #111;
    border-bottom: 1px solid #2a2a2a;
    padding: 8px 0;
    text-align: center;
}
.proof-bar a:hover {
    text-decoration: underline;
}

/* Orphan Banner */
.orphan-banner {
    background: var(--color-bg-secondary, #111);
    border-bottom: 1px solid var(--color-border, #2a2a2a);
    padding: 12px 0;
    text-align: center;
}
.orphan-banner a:hover {
    text-decoration: underline;
}

[data-theme="dark"] .nav-cta {
    background: #10b981;
    color: #ffffff !important;
}

[data-theme="dark"] .nav-cta:hover {
    background: #0d9668;
    color: #ffffff !important;
}

[data-theme="dark"] .btn-primary {
    background: #e8e8e8;
    color: #0a0a0a;
}

[data-theme="dark"] .btn-primary:hover {
    background: #ffffff;
    color: #0a0a0a;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .card:hover,
[data-theme="dark"] .service-card:hover,
[data-theme="dark"] .stat-card:hover,
[data-theme="dark"] .method-step:hover,
[data-theme="dark"] .blog-card:hover,
[data-theme="dark"] .cs-agent:hover,
[data-theme="dark"] .claude-model-item:hover,
[data-theme="dark"] .career-item:hover {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .hero-chart line {
    stroke: rgba(255, 255, 255, 0.05) !important;
}

[data-theme="dark"] .hero-chart text {
    fill: rgba(255, 255, 255, 0.2) !important;
}

[data-theme="dark"] ::selection {
    background: rgba(16, 185, 129, 0.25);
}

/* Theme Toggle */
.theme-toggle {
    background: none;
    border: 1px solid var(--color-border);
    border-radius: 50%;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--color-text-secondary);
    transition: all var(--transition-fast);
    padding: 0;
    flex-shrink: 0;
}

.theme-toggle:hover {
    color: var(--color-text-primary);
    border-color: var(--color-border-hover);
}

.theme-toggle .icon-sun,
.theme-toggle .icon-moon {
    display: none;
}

[data-theme="light"] .theme-toggle .icon-moon,
:root:not([data-theme]) .theme-toggle .icon-moon {
    display: block;
}

[data-theme="dark"] .theme-toggle .icon-sun {
    display: block;
}

/* ============================================
   Reset & Base
   ============================================ */

*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.7;
    color: var(--color-text-primary);
    background-color: var(--color-bg-primary);
    overflow-x: hidden;
}

a {
    color: var(--color-text-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

h1, h2, h3, h4 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.1;
    color: var(--color-text-primary);
    letter-spacing: -0.03em;
}

h1 { font-size: clamp(2.5rem, 6vw, 4.5rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.15rem, 2vw, 1.4rem); }

p {
    color: var(--color-text-secondary);
}

.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

.text-accent {
    color: var(--color-accent);
}

::selection {
    background: rgba(16, 185, 129, 0.15);
    color: var(--color-text-primary);
}

/* ============================================
   Navigation
   ============================================ */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
    transition: all var(--transition-base);
}

.navbar.scrolled {
    padding: 12px 0;
}

.nav-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo-text {
    font-family: var(--font-body);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-text-primary);
    letter-spacing: -0.02em;
}

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

.nav-menu {
    display: flex;
    align-items: center;
    gap: 28px;
}

.nav-item {
    position: relative;
}

.nav-link {
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 400;
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

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

.nav-link::after {
    display: none;
}

.dropdown-arrow {
    transition: transform var(--transition-fast);
    flex-shrink: 0;
}

.nav-item:hover .dropdown-arrow,
.nav-item.open .dropdown-arrow {
    transform: rotate(180deg);
}

/* Dropdown panel */
.nav-dropdown {
    position: absolute;
    top: calc(100% + 12px);
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-bg-primary);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-sm);
    padding: 20px;
    display: none;
    gap: 24px;
    min-width: 200px;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);
    z-index: 100;
}

.nav-dropdown.multi-col {
    display: none;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    min-width: 460px;
}

.nav-item:hover > .nav-dropdown,
.nav-item.open > .nav-dropdown {
    display: flex;
}

.nav-item:hover > .nav-dropdown.multi-col,
.nav-item.open > .nav-dropdown.multi-col {
    display: grid;
}

[data-theme="dark"] .nav-dropdown {
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.nav-dropdown-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.nav-dropdown-label {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 500;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 6px;
}

.nav-dropdown a {
    font-size: 0.825rem;
    color: var(--color-text-secondary);
    text-decoration: none;
    padding: 5px 8px;
    border-radius: 6px;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.nav-dropdown a:hover {
    color: var(--color-text-primary);
    background: var(--color-accent-glow);
}

.nav-cta {
    color: #ffffff !important;
    background: #10b981;
    padding: 10px 24px;
    border-radius: 100px;
    font-weight: 500;
    font-size: 0.875rem;
    transition: all var(--transition-base);
}

.nav-cta:hover {
    background: #0d9668;
    color: #ffffff !important;
    transform: translateY(-1px);
}

.nav-login {
    padding: 8px 20px;
    border: 1.5px solid var(--color-accent);
    border-radius: 100px;
    color: var(--color-accent) !important;
    font-weight: 500;
    font-size: 0.875rem;
    transition: all var(--transition-base);
    background: transparent;
}

.nav-login:hover {
    background: var(--color-accent);
    color: #0a0a0a !important;
    transform: translateY(-1px);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
}

.nav-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--color-text-primary);
    transition: all var(--transition-fast);
}

/* ============================================
   Hero
   ============================================ */

.hero {
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    padding: 100px 0 48px;
}

.hero-glow {
    display: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 700px;
}

.preheader {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 400;
    color: var(--color-text-muted);
    background: none;
    border: none;
    padding: 0;
    border-radius: 0;
    margin-bottom: 24px;
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

.preheader-dot {
    display: none;
}

.hero h1 {
    margin-bottom: 24px;
    letter-spacing: -0.035em;
}

.hero-subtitle {
    font-size: clamp(1rem, 1.8vw, 1.15rem);
    color: var(--color-text-secondary);
    max-width: 540px;
    margin: 0 auto 40px;
    line-height: 1.7;
    font-weight: 400;
}

.hero-ctas {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ============================================
   Hero Split Layout
   ============================================ */

.hero-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
    position: relative;
    z-index: 1;
    max-width: 1100px;
    text-align: left;
}

.hero-text {
    max-width: 480px;
}

.hero-text .hero-subtitle {
    margin-left: 0;
}

.hero-text .hero-ctas {
    justify-content: flex-start;
}

.hero-visual {
    position: relative;
}

/* Hero Chart Card */
.hero-chart-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: 28px 28px 20px;
    position: relative;
}

.hero-chart-card::before {
    display: none;
}

.hero-chart-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 16px;
    padding: 0 4px;
}

.hero-chart-label {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.12em;
}

.hero-chart-value {
    font-family: var(--font-mono);
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--color-text-primary);
    letter-spacing: -0.02em;
}

.hero-chart {
    width: 100%;
    height: auto;
    margin-bottom: 20px;
}

/* Override SVG colors for light theme */
.hero-chart line {
    stroke: rgba(0,0,0,0.05) !important;
}

.hero-chart text {
    fill: rgba(0,0,0,0.3) !important;
}

.chart-line {
    stroke-dasharray: 600;
    stroke-dashoffset: 600;
    animation: drawLine 2s ease-out 0.5s forwards;
}

.chart-area {
    opacity: 0;
    animation: fadeIn 1s ease-out 1.5s forwards;
}

.chart-dot {
    opacity: 0;
    animation: fadeIn 0.4s ease-out forwards;
}

.chart-dot:nth-child(7) { animation-delay: 0.8s; }
.chart-dot:nth-child(8) { animation-delay: 1.2s; }
.chart-dot:nth-child(9) { animation-delay: 1.6s; }
.chart-dot:nth-child(10) { animation-delay: 2s; }

@keyframes drawLine {
    to { stroke-dashoffset: 0; }
}

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

/* Workstream bars */
.hero-chart-bars {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 0 4px;
    margin-bottom: 16px;
}

.hero-bar-row {
    display: grid;
    grid-template-columns: 72px 1fr 56px;
    gap: 10px;
    align-items: center;
}

.hero-bar-label {
    font-family: var(--font-mono);
    font-size: 0.6rem;
    color: var(--color-text-muted);
    letter-spacing: 0.02em;
    text-align: right;
}

.hero-bar-track {
    height: 3px;
    background: var(--color-border);
    border-radius: 4px;
    overflow: hidden;
}

.hero-bar-fill {
    height: 100%;
    background: var(--color-accent);
    border-radius: 4px;
    animation: growBar 1.2s ease-out 2s both;
    transform-origin: left;
}

@keyframes growBar {
    from { transform: scaleX(0); }
    to { transform: scaleX(1); }
}

.hero-bar-value {
    font-family: var(--font-mono);
    font-size: 0.6rem;
    color: var(--color-accent);
    letter-spacing: 0.02em;
}

.hero-chart-footer {
    display: flex;
    justify-content: space-between;
    padding: 12px 4px 0;
    border-top: 1px solid var(--color-border);
}

.hero-chart-footer span {
    font-family: var(--font-mono);
    font-size: 0.6rem;
    color: var(--color-text-muted);
    letter-spacing: 0.05em;
}

@media (max-width: 1024px) {
    .hero-split {
        grid-template-columns: 1fr;
        gap: 48px;
        text-align: center;
    }
    .hero-text {
        max-width: 560px;
        margin: 0 auto;
    }
    .hero-text .hero-subtitle {
        margin-left: auto;
    }
    .hero-text .hero-ctas {
        justify-content: center;
    }
    .hero-visual {
        max-width: 480px;
        margin: 0 auto;
    }
}

@media (max-width: 768px) {
    .hero-chart-card { padding: 20px 16px 16px; }
    .hero-bar-row { grid-template-columns: 60px 1fr 48px; }
}

/* ============================================
   Buttons
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 32px;
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 500;
    border-radius: 100px;
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
}

.btn-primary {
    background: var(--color-text-primary);
    color: #ffffff;
}

.btn-primary:hover {
    background: #333;
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.btn-secondary {
    background: var(--color-bg-primary);
    color: var(--color-text-primary);
    border: 1px solid var(--color-border);
}

.btn-secondary:hover {
    border-color: var(--color-text-primary);
    transform: translateY(-2px);
}

.btn-full {
    width: 100%;
}

/* ============================================
   Sections
   ============================================ */

.section {
    padding: var(--section-padding) 0;
    position: relative;
}

.section-dark {
    background: var(--color-bg-secondary);
}

.section-dark::before {
    display: none;
}

.section-title {
    text-align: center;
    margin-bottom: 12px;
}

.section-subtitle {
    text-align: center;
    font-size: 1.05rem;
    color: var(--color-text-secondary);
    max-width: 520px;
    margin: 0 auto 40px;
    font-weight: 400;
    line-height: 1.7;
}

.section-intro {
    text-align: center;
    margin-bottom: 40px;
}

.bold-statement {
    font-family: var(--font-display);
    font-size: clamp(1.4rem, 3vw, 2rem);
    font-weight: 600;
    color: var(--color-text-primary);
    line-height: 1.4;
    max-width: 700px;
    margin: 0 auto;
}

/* ============================================
   Cards
   ============================================ */

.card-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: 36px 28px;
    transition: all var(--transition-base);
}

.card::before { display: none; }

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
}

a.card-link {
    text-decoration: none;
    color: inherit;
    display: block;
}

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

.card-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-primary);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    margin-bottom: 24px;
    color: var(--color-text-primary);
}

.card h3 {
    margin-bottom: 12px;
    font-size: 1.15rem;
    font-weight: 600;
}

.card p {
    font-size: 0.9rem;
    line-height: 1.7;
    font-weight: 400;
}

/* ============================================
   Services Grid
   ============================================ */

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.service-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: 32px 24px;
    transition: all var(--transition-base);
    position: relative;
}

.service-card::before { display: none; }

.service-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
}

.service-number {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--color-text-muted);
    margin-bottom: 16px;
    letter-spacing: 0.05em;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--color-bg-primary);
    border: 1px solid var(--color-border);
    border-radius: 10px;
}

.service-card h3 {
    font-size: 1.1rem;
    margin-bottom: 10px;
    font-weight: 600;
    letter-spacing: -0.01em;
}

.service-card p {
    font-size: 0.875rem;
    line-height: 1.7;
    font-weight: 400;
}

/* ============================================
   Stats
   ============================================ */

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 48px;
}

.stat-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: 32px 24px;
    text-align: left;
    transition: all var(--transition-base);
}

.stat-card::before { display: none; }

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
}

.stat-value {
    font-family: var(--font-mono);
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 700;
    color: var(--color-text-primary);
    line-height: 1;
    margin-bottom: 8px;
    letter-spacing: -0.02em;
}

.stat-label {
    font-size: 0.875rem;
    font-weight: 400;
    color: var(--color-text-secondary);
    margin-bottom: 4px;
}

.stat-detail {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    line-height: 1.5;
    font-weight: 400;
}

.stats-cta {
    text-align: center;
}

/* ============================================
   Phases / How We Work
   ============================================ */

.phases {
    display: flex;
    flex-direction: column;
    gap: 48px;
    max-width: 700px;
    margin: 0 auto;
}

.phase {
    background: transparent;
    border: none;
    border-radius: 0;
    padding: 0;
    display: flex;
    gap: 24px;
    align-items: flex-start;
}

.phase:hover {
    border-color: transparent;
    box-shadow: none;
    transform: none;
}

.phase-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    margin-bottom: 0;
    flex-shrink: 0;
}

.phase-number {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    color: var(--color-text-primary);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 500;
    border-radius: 14px;
    flex-shrink: 0;
}

.phase-timeline {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--color-text-muted);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.phase h3 {
    font-size: 1.25rem;
    margin-bottom: 8px;
    font-weight: 600;
}

.phase p {
    font-size: 0.9rem;
    line-height: 1.75;
    font-weight: 400;
}

/* ============================================
   Testimonial
   ============================================ */

.testimonial-card {
    max-width: 600px;
    margin: -12px auto 56px;
    text-align: center;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: 36px 32px;
}

.testimonial-quote {
    margin-bottom: 12px;
    opacity: 0.3;
}

.testimonial-text {
    font-family: var(--font-body);
    font-size: 1.05rem;
    font-style: italic;
    color: var(--color-text-primary);
    line-height: 1.65;
    margin-bottom: 12px;
    font-weight: 400;
}

.testimonial-author {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--color-text-muted);
    letter-spacing: 0.03em;
}

/* ============================================
   Team
   ============================================ */

.team-content {
    text-align: center;
    max-width: 640px;
    margin: 0 auto;
}

.team-content h2 {
    margin-bottom: 24px;
}

.team-statement {
    font-size: 1rem;
    line-height: 1.75;
    margin-bottom: 20px;
    font-weight: 400;
}

.team-emphasis {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text-primary);
    font-style: normal;
}

/* ============================================
   Contact
   ============================================ */

.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
}

.contact-intro h2 {
    font-size: clamp(1.75rem, 3.5vw, 2.5rem);
    margin-bottom: 20px;
}

.contact-intro p {
    font-size: 1rem;
    line-height: 1.75;
    margin-bottom: 24px;
    font-weight: 400;
}

.contact-email a {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--color-text-primary);
    border-bottom: 1px solid var(--color-border);
    transition: border-color var(--transition-fast);
}

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

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    font-family: var(--font-mono);
    font-size: 0.875rem;
    font-weight: 400;
    color: var(--color-text-primary);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-base);
    outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-text-muted);
    font-family: var(--font-mono);
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--color-text-primary);
    box-shadow: none;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-status {
    font-size: 0.875rem;
    text-align: center;
    min-height: 24px;
}

.form-status.success { color: var(--color-accent); }
.form-status.error { color: #ef4444; }

/* ============================================
   Footer
   ============================================ */

.footer {
    padding: 56px 0 32px;
    border-top: 1px solid var(--color-border);
    background: var(--color-bg-secondary);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr 1fr;
    gap: 32px;
    margin-bottom: 36px;
}

.footer-brand-col p {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-top: 6px;
    line-height: 1.6;
}

.footer-col h4 {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 500;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 12px;
}

.footer-col a {
    display: block;
    font-size: 0.8rem;
    color: var(--color-text-secondary);
    text-decoration: none;
    padding: 3px 0;
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 20px;
    border-top: 1px solid var(--color-border);
}

.footer-bottom p {
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

.footer-social {
    display: flex;
    gap: 12px;
    margin-top: 16px;
}

.footer-social a {
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
    display: flex;
    align-items: center;
}

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

.footer-powered {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    display: flex;
    align-items: center;
    gap: 5px;
}

.footer-powered a {
    color: var(--color-text-secondary);
    font-weight: 500;
}

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

@media (max-width: 1024px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr 1fr;
    }
    .footer-brand-col { grid-column: 1 / -1; }
}

@media (max-width: 768px) {
    .footer-bottom {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }
    .footer-social { justify-content: center; }
}

/* ============================================
   Accessibility: Focus States
   ============================================ */

:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

.nav-cta:focus-visible {
    outline-offset: 4px;
}

.btn:focus-visible {
    outline-offset: 4px;
}

/* ============================================
   Animations
   ============================================ */

.animate-on-scroll {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* ============================================
   Case Study Page
   ============================================ */

.cs-hero {
    padding: 100px 0 40px;
    text-align: center;
}

.cs-hero::before { display: none; }

.cs-hero h1 {
    max-width: 800px;
    margin: 0 auto 24px;
}

.cs-hero-subtitle {
    font-size: 1.05rem;
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.75;
    font-weight: 400;
}

.cs-content {
    max-width: var(--container-narrow);
}

.cs-block {
    margin-bottom: 64px;
}

.cs-block h2 {
    margin-bottom: 20px;
}

.cs-block p {
    font-size: 0.95rem;
    line-height: 1.85;
    margin-bottom: 16px;
    font-weight: 400;
}

.cs-block p:last-child { margin-bottom: 0; }

.cs-block strong {
    color: var(--color-text-primary);
    font-weight: 600;
}

/* Case Study Table */
.cs-table-wrapper {
    margin-bottom: 64px;
    overflow-x: auto;
    border-radius: var(--border-radius);
    border: 1px solid var(--color-border);
}

.cs-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.cs-table th {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 500;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    padding: 14px 18px;
    text-align: left;
    border-bottom: 1px solid var(--color-border);
    background: var(--color-bg-card);
}

.cs-table td {
    padding: 14px 18px;
    color: var(--color-text-secondary);
    border-bottom: 1px solid var(--color-border);
}

.cs-table tbody tr:hover td {
    background: var(--color-bg-card);
}

.cs-table-total td {
    font-weight: 600;
    color: var(--color-accent) !important;
    border-top: 2px solid var(--color-accent);
    border-bottom: none;
}

/* Initiative Headers */
.cs-initiative-header { margin-bottom: 20px; }

.cs-initiative-tag {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 500;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    margin-bottom: 8px;
}

.cs-initiative-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 12px;
}

.cs-stat-pill {
    display: inline-flex;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--color-accent);
    background: var(--color-accent-glow);
    border: 1px solid rgba(16, 185, 129, 0.12);
    padding: 4px 12px;
    border-radius: 100px;
}

/* Agents Grid */
.cs-agents-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin: 24px 0;
}

.cs-agent {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-sm);
    padding: 20px;
    transition: all var(--transition-base);
}

.cs-agent:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
}

.cs-agent h4 {
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: 6px;
}

.cs-agent p {
    font-size: 0.8rem;
    margin-bottom: 0;
    line-height: 1.6;
}

/* Result Section */
.cs-result {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: 48px 40px;
    margin-bottom: 64px;
}

.cs-result::before { display: none; }

.cs-result h2 {
    text-align: center;
    margin-bottom: 32px;
}

.cs-result-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 24px;
}

.cs-result-stat { text-align: center; }

.cs-result p {
    text-align: center;
    font-size: 0.95rem;
    line-height: 1.8;
    max-width: 560px;
    margin: 0 auto;
}

/* CTA */
.cs-cta {
    text-align: center;
    padding: 48px 0;
}

.cs-cta h2 { margin-bottom: 12px; }

.cs-cta p {
    font-size: 1rem;
    line-height: 1.75;
    max-width: 520px;
    margin: 0 auto 32px;
    color: var(--color-text-secondary);
}

@media (max-width: 768px) {
    .cs-hero { padding: 120px 0 60px; }
    .cs-agents-grid { grid-template-columns: 1fr; }
    .cs-result-stats { grid-template-columns: repeat(2, 1fr); }
    .cs-result { padding: 32px 24px; }
}

/* ============================================
   Responsive
   ============================================ */

@media (max-width: 1024px) {
    .card-grid, .services-grid {
        grid-template-columns: 1fr;
        max-width: 520px;
        margin-left: auto;
        margin-right: auto;
    }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .contact-layout { grid-template-columns: 1fr; gap: 48px; }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 300px;
        height: 100vh;
        background: var(--color-bg-primary);
        flex-direction: column;
        justify-content: flex-start;
        align-items: stretch;
        gap: 0;
        padding: 80px 24px 24px;
        transition: right var(--transition-base);
        border-left: 1px solid var(--color-border);
        overflow-y: auto;
    }
    .nav-menu.open { right: 0; z-index: 1000; }
    .nav-toggle { display: flex; z-index: 1001; }
    .nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
    .nav-toggle.open span:nth-child(2) { opacity: 0; }
    .nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

    .nav-menu > .nav-link,
    .nav-menu > .nav-item {
        padding: 12px 0;
        border-bottom: 1px solid var(--color-border);
    }

    .nav-menu > .nav-cta {
        margin-top: 16px;
        text-align: center;
        border-bottom: none;
    }

    .nav-menu > .nav-login {
        margin-top: 8px;
        text-align: center;
        border-bottom: none;
        display: block;
    }

    .nav-item .nav-link {
        width: 100%;
        justify-content: space-between;
    }

    /* Mobile dropdowns: accordion style */
    .nav-dropdown,
    .nav-dropdown.multi-col {
        position: static;
        transform: none;
        border: none;
        box-shadow: none;
        padding: 8px 0 4px 12px;
        min-width: unset;
        display: none !important;
        flex-direction: column;
        gap: 12px;
    }

    .nav-item.open > .nav-dropdown,
    .nav-item.open > .nav-dropdown.multi-col {
        display: flex !important;
    }

    .nav-dropdown a { padding: 6px 8px; }

    .hero { padding: 110px 0 60px; min-height: auto; }
    .hero h1 { font-size: clamp(2rem, 8vw, 3rem); }

    /* Mobile touch targets */
    .footer-col a { padding: 4px 0; display: inline-block; }
    .footer-social a { padding: 12px; margin: -12px; }
    .form-group input,
    .form-group textarea { font-size: 16px; }

    .stats-grid {
        grid-template-columns: 1fr;
        max-width: 360px;
        margin-left: auto;
        margin-right: auto;
    }

    .phases { gap: 36px; }
    .phase { flex-direction: column; gap: 16px; }
    .phase-header { flex-direction: row; }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 24px;
    }
    .footer-brand-col { grid-column: 1 / -1; text-align: center; }
    .footer-social { justify-content: center; }

    .method-steps { grid-template-columns: 1fr; }
}

/* ============================================
   FAQ Section
   ============================================ */

.faq-section {
    max-width: var(--container-narrow);
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid var(--color-border);
    padding: 28px 0;
}

.faq-item:last-child { border-bottom: none; }

.faq-question {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: 10px;
}

.faq-answer {
    font-size: 0.9rem;
    line-height: 1.8;
    color: var(--color-text-secondary);
}

.faq-answer p { margin-bottom: 10px; }
.faq-answer p:last-child { margin-bottom: 0; }

/* ============================================
   Methodology Steps
   ============================================ */

.method-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 16px;
    margin: 28px 0;
}

.method-step {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: 28px 24px;
    transition: all var(--transition-base);
}

.method-step:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.06); }

.method-step-number {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--color-text-muted);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 12px;
}

.method-step h4 {
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.method-step p {
    font-size: 0.875rem;
    line-height: 1.7;
}

/* ============================================
   Breadcrumb
   ============================================ */

.page-breadcrumb {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-bottom: 16px;
}

.page-breadcrumb a {
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
}

.page-breadcrumb a:hover { color: var(--color-text-primary); }
.page-breadcrumb .separator { color: var(--color-border); }

/* ============================================
   Service Links
   ============================================ */

.service-card a.service-link {
    display: inline-block;
    margin-top: 16px;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--color-text-muted);
    text-decoration: none;
    letter-spacing: 0.03em;
    transition: color var(--transition-fast);
}

.service-card a.service-link:hover {
    color: var(--color-text-primary);
}

/* ============================================
   Blog
   ============================================ */

.blog-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    max-width: 800px;
    margin: 0 auto;
}

.blog-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: 28px 24px;
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
}

.blog-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
}

.blog-card-date {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--color-text-muted);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 10px;
}

.blog-card h3 {
    font-size: 1.1rem;
    margin-bottom: 10px;
    line-height: 1.3;
}

.blog-card h3 a {
    color: var(--color-text-primary);
    transition: color var(--transition-fast);
}

.blog-card h3 a:hover { color: var(--color-accent); }

.blog-card p {
    font-size: 0.85rem;
    line-height: 1.7;
    flex-grow: 1;
}

.blog-card .blog-read-more {
    display: inline-block;
    margin-top: 14px;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--color-text-muted);
    letter-spacing: 0.03em;
}

.blog-card .blog-read-more:hover { color: var(--color-text-primary); }

.blog-back-link {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-bottom: 32px;
}

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

.blog-meta {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--color-text-muted);
    letter-spacing: 0.04em;
    margin-bottom: 8px;
}

@media (max-width: 768px) {
    .blog-grid { grid-template-columns: 1fr; }
    .cs-result-stats { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
    .cs-result-stats { grid-template-columns: 1fr; }
}

/* ============================================
   Founder Profile
   ============================================ */

.founder-profile {
    display: flex;
    gap: 36px;
    align-items: flex-start;
}

.founder-photo {
    width: 160px;
    height: 160px;
    min-width: 160px;
    border-radius: 16px;
    border: 1px solid var(--color-border);
    overflow: hidden;
}

.founder-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.founder-photo-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-card);
    font-family: var(--font-display);
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--color-text-muted);
}

.founder-info h2 { margin-bottom: 4px; }

.founder-title {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-bottom: 16px;
    letter-spacing: 0.02em;
}

.founder-social {
    display: flex;
    gap: 14px;
    margin-top: 20px;
}

.founder-social a {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
}

.founder-social a:hover { color: var(--color-text-primary); }

@media (max-width: 768px) {
    .founder-profile {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    .founder-photo { width: 120px; height: 120px; min-width: 120px; }
    .founder-social { justify-content: center; }
}

/* ============================================
   Career Timeline
   ============================================ */

.career-timeline {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin: 24px 0;
}

.career-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    padding: 16px 20px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-base);
}

.career-item:hover {
    box-shadow: 0 4px 12px rgba(0,0,0,0.04);
}

.career-year {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--color-text-muted);
    min-width: 80px;
    letter-spacing: 0.02em;
}

.career-detail h4 {
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 2px;
}

.career-detail p {
    font-size: 0.8rem;
    line-height: 1.6;
    margin-bottom: 0;
}

@media (max-width: 768px) {
    .career-item { flex-direction: column; gap: 4px; }
}

/* ============================================
   Claude Partnership
   ============================================ */

.claude-model-timeline {
    display: flex;
    flex-direction: column;
    gap: 16px;
    max-width: var(--container-narrow);
    margin: 0 auto;
}

.claude-model-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
    padding: 24px 28px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    transition: all var(--transition-base);
}

.claude-model-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.06);
}

.claude-model-item.active {
    border-color: var(--color-accent);
}

.claude-model-version {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-accent);
    min-width: 110px;
    letter-spacing: 0.02em;
    font-weight: 500;
}

.claude-model-detail h4 {
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 6px;
}

.claude-model-detail p {
    font-size: 0.85rem;
    line-height: 1.7;
    margin-bottom: 0;
}

@media (max-width: 768px) {
    .claude-model-item { flex-direction: column; gap: 6px; }
}

/* ============================================
   Related Content (Cross-Links)
   ============================================ */

.related-content {
    background: var(--color-bg-secondary);
    padding: var(--section-padding) 0;
}

.related-content h2 {
    margin-bottom: 28px;
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.related-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: 24px 20px;
    transition: all var(--transition-base);
}

.related-card::before { display: none; }

.related-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
    border-color: var(--color-border-accent);
}

.related-card a {
    text-decoration: none;
    color: inherit;
    display: block;
}

.related-card h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 8px;
    line-height: 1.3;
}

.related-card h3 a {
    color: var(--color-text-primary);
    transition: color var(--transition-fast);
}

.related-card h3 a:hover { color: var(--color-accent); }

.related-card p {
    font-size: 0.85rem;
    line-height: 1.7;
    color: var(--color-text-secondary);
}

.related-label {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 4px 8px;
    border-radius: var(--border-radius-xs);
    margin-bottom: 8px;
}

.related-label--case-study {
    background: rgba(16, 185, 129, 0.15);
    color: var(--color-accent-dim);
}

.related-label--blog {
    background: rgba(245, 158, 11, 0.15);
    color: #b45309;
}

.related-label--methodology,
.related-label--guide {
    background: var(--color-bg-elevated);
    color: var(--color-text-secondary);
}

.related-label--service {
    background: rgba(16, 185, 129, 0.1);
    color: var(--color-accent-dim);
}

.related-label--audience {
    background: var(--color-bg-elevated);
    color: var(--color-text-secondary);
}

/* Related Service (inline card on blog posts) */
.related-service {
    margin-top: 48px;
    max-width: var(--container-narrow);
}

.related-service .related-card {
    border-left: 3px solid var(--color-accent);
}

/* Read Next section on blog posts */
.read-next {
    padding: var(--section-padding) 0;
}

.read-next h3 {
    font-size: 1.4rem;
    margin-bottom: 20px;
}

.read-next .related-grid {
    max-width: 800px;
}

/* ============================================
   Article Meta (Author Byline)
   ============================================ */

.article-meta {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    margin-top: 12px;
    margin-bottom: 32px;
}

.article-meta .author-link {
    color: var(--color-text-primary);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.article-meta .author-link:hover { color: var(--color-accent); }

.article-meta .meta-separator {
    color: var(--color-text-muted);
    margin: 0 8px;
}

/* ============================================
   Search Modal
   ============================================ */

.search-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 2000;
    opacity: 0;
    transition: opacity 200ms ease-out;
    display: none;
}

.search-backdrop.open {
    display: block;
    opacity: 1;
}

.search-dialog {
    max-width: 560px;
    margin: 20vh auto 0;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    overflow: hidden;
    transform: translateY(-8px);
    transition: transform 200ms ease-out;
}

.search-backdrop.open .search-dialog {
    transform: translateY(0);
}

.search-input-wrap {
    display: flex;
    align-items: center;
    padding: 0 20px;
    border-bottom: 1px solid var(--color-border);
}

.search-input-wrap svg {
    width: 18px;
    height: 18px;
    color: var(--color-text-muted);
    flex-shrink: 0;
}

.search-input {
    flex: 1;
    font-family: var(--font-mono);
    font-size: 1rem;
    padding: 16px 12px;
    border: none;
    background: transparent;
    color: var(--color-text-primary);
    outline: none;
}

.search-input::placeholder { color: var(--color-text-muted); }

.search-hint {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    font-family: var(--font-mono);
    flex-shrink: 0;
}

.search-results {
    max-height: 400px;
    overflow-y: auto;
}

.search-result {
    display: block;
    padding: 12px 20px;
    border-bottom: 1px solid var(--color-border);
    text-decoration: none;
    color: inherit;
    transition: background var(--transition-fast);
}

.search-result:last-child { border-bottom: none; }

.search-result:hover,
.search-result.active {
    background: var(--color-bg-elevated);
}

.search-result-section {
    display: inline-block;
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 2px 6px;
    border-radius: 4px;
    margin-bottom: 4px;
}

.search-result-section--service { background: rgba(16, 185, 129, 0.15); color: var(--color-accent-dim); }
.search-result-section--blog { background: rgba(245, 158, 11, 0.15); color: #b45309; }
.search-result-section--case-study { background: rgba(16, 185, 129, 0.15); color: var(--color-accent-dim); }
.search-result-section--audience { background: var(--color-bg-elevated); color: var(--color-text-secondary); }
.search-result-section--guide,
.search-result-section--methodology { background: var(--color-bg-elevated); color: var(--color-text-secondary); }
.search-result-section--page { background: var(--color-bg-elevated); color: var(--color-text-secondary); }

.search-result-title {
    font-weight: 600;
    font-size: 0.95rem;
    margin-bottom: 2px;
}

.search-result-desc {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.search-empty {
    padding: 24px 20px;
    text-align: center;
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

.search-empty a { color: var(--color-accent); text-decoration: underline; }

/* Search trigger in nav */
.nav-search {
    background: none;
    border: 1px solid var(--color-border);
    border-radius: 100px;
    padding: 6px 12px;
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    color: var(--color-text-secondary);
    transition: all var(--transition-fast);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    flex-shrink: 0;
}

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

.nav-search svg {
    width: 14px;
    height: 14px;
}

.nav-search-shortcut {
    display: inline;
}

/* ============================================
   Dark Mode — New Components
   ============================================ */

[data-theme="dark"] .related-card:hover {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .related-label--case-study {
    background: rgba(16, 185, 129, 0.2);
}

[data-theme="dark"] .related-label--blog {
    background: rgba(245, 158, 11, 0.2);
    color: #fbbf24;
}

[data-theme="dark"] .search-backdrop {
    background: rgba(0, 0, 0, 0.7);
}

/* ============================================
   Utility
   ============================================ */

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.search-footer {
    padding: 8px 16px;
    border-top: 1px solid var(--color-border);
}

.search-hint {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--color-text-muted);
    letter-spacing: 0.02em;
}

.search-hint kbd {
    display: inline-block;
    padding: 2px 6px;
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 0.65rem;
}

.search-empty a {
    color: var(--color-accent);
}

.search-result-desc {
    display: block;
    font-size: 0.8rem;
    color: var(--color-text-muted);
    line-height: 1.4;
    margin-top: 2px;
}

@media (max-width: 768px) {
    .nav-search-shortcut {
        display: none;
    }
}

[data-theme="dark"] .search-result-section--blog {
    background: rgba(245, 158, 11, 0.2);
    color: #fbbf24;
}

/* ============================================
   Responsive — New Components
   ============================================ */

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

@media (max-width: 768px) {
    .related-grid { grid-template-columns: 1fr; }
    .read-next .related-grid { grid-template-columns: 1fr; }
    .search-dialog {
        max-width: 100%;
        margin: 0;
        border-radius: 0;
        height: 100vh;
    }
    .search-results { max-height: calc(100vh - 60px); }
    .nav-search-shortcut { display: none; }
    .hero-ctas { flex-direction: column; }
    .hero-ctas .btn { width: 100%; text-align: center; }
}

/* ============================================
   Scroll-Depth Sticky Banner (CRO)
   ============================================ */

.scroll-cta-banner {
    position: fixed;
    bottom: -80px;
    left: 0;
    right: 0;
    z-index: 900;
    background: var(--color-bg-card-solid);
    border-top: 1px solid var(--color-border);
    padding: 12px 0;
    transition: bottom var(--transition-base);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.scroll-cta-banner.visible {
    bottom: 0;
}

.scroll-cta-banner .banner-inner {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.scroll-cta-banner .banner-text {
    font-family: var(--font-body);
    font-size: 0.9rem;
    color: var(--color-text-secondary);
}

.scroll-cta-banner .banner-text strong {
    color: var(--color-text-primary);
}

.scroll-cta-banner .btn-banner {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    padding: 10px 20px;
    background: var(--color-accent);
    color: #fff;
    border: none;
    border-radius: var(--border-radius-xs);
    cursor: pointer;
    white-space: nowrap;
    text-decoration: none;
    transition: background var(--transition-fast);
}

.scroll-cta-banner .btn-banner:hover {
    background: var(--color-accent-dim);
}

.scroll-cta-banner .banner-close {
    background: none;
    border: none;
    color: var(--color-text-muted);
    cursor: pointer;
    padding: 4px;
    line-height: 1;
    font-size: 1.2rem;
}

@media (max-width: 600px) {
    .scroll-cta-banner .banner-text { display: none; }
    .scroll-cta-banner .banner-inner { justify-content: center; }
}