/* ===== RESET & BASE ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg: #0a0a0f;
    --bg-card: #12121a;
    --bg-card-hover: #1a1a26;
    --bg-dark: #07070b;
    --surface: #16161f;
    --border: #1e1e2a;
    --border-light: #2a2a3a;
    --text: #e8e8ed;
    --text-muted: #8888a0;
    --text-dim: #55556a;
    --accent: #6366f1;
    --accent-light: #818cf8;
    --accent-glow: rgba(99, 102, 241, 0.15);
    --accent-glow-strong: rgba(99, 102, 241, 0.3);
    --gradient-start: #6366f1;
    --gradient-end: #a78bfa;
    --success: #34d399;
    --radius: 12px;
    --radius-lg: 20px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

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

/* ===== NAVIGATION ===== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 16px 0;
    transition: var(--transition);
    background: transparent;
}

.nav.scrolled {
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    padding: 12px 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    line-height: 0;
}

.nav-logo picture,
.nav-logo img {
    display: block;
    height: 64px;
    width: auto;
    transition: height var(--transition), opacity var(--transition);
    filter: drop-shadow(0 2px 8px rgba(99, 102, 241, 0.25));
}

.nav-logo-text {
    font-size: 1.0625rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    color: var(--text);
    line-height: 1;
}

.nav.scrolled .nav-logo img {
    height: 48px;
}

.footer-logo {
    display: inline-flex;
    align-items: center;
    gap: 12px;
}

.footer-logo picture,
.footer-logo img {
    display: block;
    height: 72px;
    width: auto;
}

@media (max-width: 768px) {
    .nav-logo img { height: 52px; }
    .nav.scrolled .nav-logo img { height: 40px; }
    .nav-logo-text { display: none; }
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 32px;
    align-items: center;
}

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

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

.nav-cta {
    background: var(--accent);
    color: white !important;
    padding: 8px 20px;
    border-radius: 8px;
    transition: all var(--transition) !important;
}

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

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

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text);
    border-radius: 2px;
    transition: var(--transition);
}

/* ===== HERO ===== */
.hero {
    position: relative;
    padding: 160px 0 100px;
    overflow: hidden;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 80% 50% at 50% -20%, var(--accent-glow-strong), transparent),
        radial-gradient(ellipse 60% 40% at 80% 60%, rgba(167, 139, 250, 0.08), transparent);
}

.hero-content {
    position: relative;
    max-width: 800px;
}

.hero-tag {
    display: inline-block;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--accent-light);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    margin-bottom: 24px;
    padding: 6px 16px;
    background: var(--accent-glow);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 100px;
}

.hero h1 {
    font-size: clamp(2.25rem, 5vw, 3.5rem);
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -0.03em;
    margin-bottom: 24px;
}

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

.hero-sub {
    font-size: 1.125rem;
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 40px;
    max-width: 600px;
}

.hero-sub strong {
    color: var(--text);
    font-weight: 600;
}

.hero-actions {
    display: flex;
    gap: 16px;
    margin-bottom: 64px;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    padding: 14px 28px;
    border-radius: 10px;
    font-size: 0.9375rem;
    font-weight: 600;
    transition: all var(--transition);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--accent);
    color: white;
    box-shadow: 0 0 20px var(--accent-glow);
}

.btn-primary:hover {
    background: var(--accent-light);
    transform: translateY(-2px);
    box-shadow: 0 4px 30px var(--accent-glow-strong);
}

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

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

.hero-stats {
    display: flex;
    align-items: center;
    gap: 32px;
    flex-wrap: wrap;
}

.stat-number {
    display: block;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 4px;
}

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

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

/* ===== SECTIONS ===== */
.section {
    padding: 100px 0;
}

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

.section-tag {
    display: inline-block;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--accent-light);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(1.75rem, 3.5vw, 2.5rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
    max-width: 700px;
}

.section-subtitle {
    font-size: 1.0625rem;
    color: var(--text-muted);
    max-width: 600px;
    margin-bottom: 56px;
    line-height: 1.7;
}

/* ===== PROBLEM ===== */
.section-problem {
    background: var(--bg-dark);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.problem-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.problem-text h2 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 20px;
    line-height: 1.3;
}

.problem-text p {
    color: var(--text-muted);
    margin-bottom: 16px;
    line-height: 1.7;
}

.problem-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.problem-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    padding: 20px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: var(--transition);
}

.problem-item:hover {
    border-color: var(--border-light);
    background: var(--bg-card-hover);
}

.problem-icon {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    color: #f87171;
    opacity: 0.8;
}

.problem-item h4 {
    font-size: 0.9375rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.problem-item p {
    font-size: 0.8125rem;
    color: var(--text-muted);
    margin: 0;
}

/* ===== VISUALIZATIONS ===== */
.viz-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.viz-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
    transition: all var(--transition);
    overflow: hidden;
}

.viz-card:hover {
    border-color: var(--border-light);
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.3);
}

.viz-card-wide {
    grid-column: 1 / -1;
}

.viz-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.viz-header h4 {
    font-size: 0.9375rem;
    font-weight: 600;
}

.viz-badge {
    font-size: 0.6875rem;
    font-weight: 600;
    color: var(--accent-light);
    padding: 3px 10px;
    background: var(--accent-glow);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 100px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.viz-chart {
    width: 100%;
    height: 380px;
    position: relative;
}

.viz-chart svg {
    overflow: visible;
}

.viz-intro {
    font-size: 0.875rem;
    color: var(--text-muted);
    line-height: 1.65;
    margin-bottom: 20px;
    padding: 0 4px;
}

.viz-insight {
    display: flex;
    gap: 14px;
    align-items: flex-start;
    margin-top: 16px;
    padding: 16px;
    background: rgba(99, 102, 241, 0.05);
    border: 1px solid rgba(99, 102, 241, 0.12);
    border-radius: 10px;
}

.viz-insight-icon {
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    color: var(--accent-light);
    margin-top: 2px;
}

.viz-insight p {
    font-size: 0.8125rem;
    color: var(--text-muted);
    line-height: 1.6;
    margin: 0;
}

.viz-insight strong {
    color: var(--accent-light);
    font-weight: 600;
}

.viz-caption {
    font-size: 0.8125rem;
    color: var(--text-dim);
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--border);
}

@media (max-width: 768px) {
    .viz-grid {
        grid-template-columns: 1fr;
    }
    .viz-chart {
        height: 280px;
    }
}

/* ===== SERVICES ===== */
.service-pillar {
    margin-bottom: 64px;
}

.service-pillar:last-child {
    margin-bottom: 0;
}

.pillar-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 32px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border);
}

.pillar-icon {
    width: 48px;
    height: 48px;
    flex-shrink: 0;
    color: var(--accent-light);
    padding: 10px;
    background: var(--accent-glow);
    border-radius: 12px;
    border: 1px solid rgba(99, 102, 241, 0.2);
}

.pillar-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.pillar-header p {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.service-card {
    padding: 32px 28px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: all var(--transition);
    position: relative;
}

.service-card:hover {
    border-color: var(--accent);
    transform: translateY(-4px);
    box-shadow: 0 8px 40px rgba(99, 102, 241, 0.08);
}

.service-number {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: 0.05em;
    margin-bottom: 16px;
    opacity: 0.6;
}

.service-card h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 12px;
    line-height: 1.3;
}

.service-card p {
    font-size: 0.875rem;
    color: var(--text-muted);
    line-height: 1.65;
}

/* ===== PROCESS ===== */
.process-grid {
    display: flex;
    align-items: flex-start;
    gap: 0;
}

.process-step {
    flex: 1;
    text-align: center;
    padding: 32px 24px;
    position: relative;
}

.process-number {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--accent-light);
    background: var(--accent-glow);
    border: 1px solid rgba(99, 102, 241, 0.25);
    border-radius: 50%;
}

.process-step h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.process-step p {
    font-size: 0.875rem;
    color: var(--text-muted);
    line-height: 1.65;
    margin-bottom: 16px;
}

.process-time {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 4px 12px;
    background: var(--accent-glow);
    border-radius: 100px;
}

.process-connector {
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, var(--border-light), var(--accent), var(--border-light));
    margin-top: 55px;
    flex-shrink: 0;
    opacity: 0.5;
}

/* ===== USE CASES — HIGHLIGHTS ===== */
.case-highlight {
    display: grid;
    grid-template-columns: 1.05fr 1fr;
    gap: 56px;
    align-items: center;
    padding: 48px;
    margin-bottom: 32px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.08), rgba(167, 139, 250, 0.04));
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    position: relative;
    overflow: hidden;
}

.case-highlight::before {
    content: '';
    position: absolute;
    inset: -1px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.4), transparent 40%, transparent 60%, rgba(167, 139, 250, 0.25));
    border-radius: var(--radius-lg);
    z-index: -1;
    opacity: 0.6;
    pointer-events: none;
}

.case-highlight-alt .case-highlight-visual {
    order: 2;
}

.case-highlight-content h3 {
    font-size: clamp(1.25rem, 2.2vw, 1.625rem);
    font-weight: 700;
    margin: 10px 0 16px;
    letter-spacing: -0.01em;
    line-height: 1.25;
}

.case-highlight-content > p {
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 20px;
}

.case-bullets {
    list-style: none;
    padding: 0;
    margin: 0 0 24px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.case-bullets li {
    position: relative;
    padding-left: 22px;
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.6;
}

.case-bullets li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 9px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    box-shadow: 0 0 10px var(--accent-glow-strong);
}

.case-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--accent-light);
    margin-top: 8px;
    transition: var(--transition);
}

.case-link:hover {
    color: var(--text);
    transform: translateX(4px);
}

.inline-link {
    color: var(--accent-light);
    border-bottom: 1px dashed rgba(129, 140, 248, 0.4);
    transition: var(--transition);
}

.inline-link:hover {
    color: var(--text);
    border-bottom-color: var(--accent);
}

/* Visual block */
.case-highlight-visual {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.case-brand-link {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    transition: var(--transition);
}

.case-brand-link:hover {
    transform: translateY(-2px);
}

.case-brand-logo {
    height: 64px;
    width: auto;
    filter: drop-shadow(0 4px 20px rgba(99, 102, 241, 0.35));
}

.case-brand-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 18px;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    border-radius: 100px;
    box-shadow: 0 6px 24px var(--accent-glow-strong);
    color: white;
    font-weight: 600;
    letter-spacing: 0.02em;
}

.case-brand-badge svg {
    width: 18px;
    height: 18px;
}

.case-brand-icon {
    height: 28px;
    width: auto;
}

.case-brand-text {
    font-size: 0.95rem;
    line-height: 1;
}

/* Mock dashboard preview */
.case-mock {
    width: 100%;
    max-width: 380px;
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: 14px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(99, 102, 241, 0.1);
}

.case-mock-bar {
    display: flex;
    gap: 6px;
    padding: 10px 14px;
    background: var(--bg-dark);
    border-bottom: 1px solid var(--border);
}

.case-mock-bar span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--border-light);
}

.case-mock-bar span:nth-child(1) { background: #f87171; }
.case-mock-bar span:nth-child(2) { background: #fbbf24; }
.case-mock-bar span:nth-child(3) { background: #34d399; }

.case-mock-body {
    padding: 18px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.case-mock-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 12px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 10px;
    font-size: 0.8125rem;
}

.case-mock-row-best {
    background: rgba(52, 211, 153, 0.08);
    border-color: rgba(52, 211, 153, 0.3);
}

.case-mock-pill {
    font-weight: 600;
    color: var(--text-muted);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.case-mock-pill-accent { color: var(--accent-light); }
.case-mock-pill-best { color: var(--success); }

.case-mock-val {
    font-weight: 600;
    color: var(--text);
    font-variant-numeric: tabular-nums;
}

.case-mock-savings {
    margin-top: 6px;
    padding: 14px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.18), rgba(167, 139, 250, 0.1));
    border-radius: 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.case-mock-savings span {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.case-mock-savings strong {
    font-size: 1.25rem;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* SMS mock */
.case-mock-sms .case-mock-body { gap: 12px; }

.case-sms {
    padding: 12px 14px;
    border-radius: 12px;
    font-size: 0.8125rem;
    line-height: 1.5;
    max-width: 92%;
}

.case-sms p { margin: 4px 0 0; color: var(--text); }

.case-sms-label {
    font-size: 0.6875rem;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.case-sms-out {
    align-self: flex-end;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    color: white;
    border-bottom-right-radius: 4px;
}

.case-sms-out .case-sms-label { color: rgba(255, 255, 255, 0.7); }
.case-sms-out p { color: white; }

.case-sms-in {
    align-self: flex-start;
    background: var(--surface);
    border: 1px solid var(--border);
    border-bottom-left-radius: 4px;
}

.case-sms-meta {
    align-self: center;
    background: transparent;
    padding: 4px 8px;
    color: var(--text-dim);
    font-size: 0.75rem;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.case-sms-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--success);
    box-shadow: 0 0 8px var(--success);
}

.cases-other-title {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    margin: 48px 0 24px;
}

/* ML platform mock */
.case-brand-badge-ml {
    background: linear-gradient(135deg, #34d399, #6366f1);
}

.case-mock-ml .case-mock-body {
    gap: 14px;
}

.ml-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}

.ml-title {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text);
}

.ml-subtitle {
    display: block;
    font-size: 0.6875rem;
    color: var(--text-muted);
    margin-top: 2px;
    font-family: 'SF Mono', Menlo, Consolas, monospace;
}

.ml-status {
    font-size: 0.6875rem;
    font-weight: 600;
    padding: 4px 10px;
    border-radius: 100px;
    letter-spacing: 0.04em;
}

.ml-status-ok {
    color: var(--success);
    background: rgba(52, 211, 153, 0.1);
    border: 1px solid rgba(52, 211, 153, 0.3);
}

.ml-metrics {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
}

.ml-metric {
    padding: 10px 12px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 8px;
}

.ml-metric-label {
    display: block;
    font-size: 0.625rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 4px;
}

.ml-metric-value {
    display: block;
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text);
    font-variant-numeric: tabular-nums;
    line-height: 1;
}

.ml-metric-delta {
    display: inline-block;
    margin-top: 4px;
    font-size: 0.625rem;
    font-weight: 600;
    color: var(--success);
}

.ml-metric-delta-bad { color: var(--accent-light); }

.ml-bars {
    display: flex;
    flex-direction: column;
    gap: 7px;
    padding-top: 4px;
}

.ml-bars-title {
    font-size: 0.6875rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 2px;
}

.ml-bar {
    display: grid;
    grid-template-columns: 92px 1fr;
    gap: 10px;
    align-items: center;
}

.ml-bar-label {
    font-size: 0.6875rem;
    color: var(--text-muted);
    font-family: 'SF Mono', Menlo, Consolas, monospace;
}

.ml-bar-track {
    height: 6px;
    background: var(--bg-dark);
    border-radius: 100px;
    overflow: hidden;
}

.ml-bar-fill {
    display: block;
    height: 100%;
    background: linear-gradient(90deg, var(--gradient-start), var(--gradient-end));
    border-radius: 100px;
}

@media (max-width: 900px) {
    .case-highlight {
        grid-template-columns: 1fr;
        padding: 32px 24px;
        gap: 32px;
    }
    .case-highlight-alt .case-highlight-visual {
        order: 0;
    }
}

/* ===== USE CASES ===== */
.cases-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.case-card {
    padding: 36px 32px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.case-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--gradient-start), var(--gradient-end));
    opacity: 0;
    transition: opacity var(--transition);
}

.case-card:hover {
    border-color: var(--border-light);
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.case-card:hover::before {
    opacity: 1;
}

.case-icon {
    width: 40px;
    height: 40px;
    color: var(--accent-light);
    margin-bottom: 16px;
}

.case-sector {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 12px;
}

.case-card h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 12px;
    line-height: 1.3;
}

.case-card p {
    font-size: 0.875rem;
    color: var(--text-muted);
    line-height: 1.65;
    margin-bottom: 20px;
}

.case-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.case-tags span {
    font-size: 0.75rem;
    color: var(--text-dim);
    padding: 4px 12px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 100px;
}

/* ===== TECH ===== */
.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 32px;
}

.tech-group h4 {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 16px;
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tech-tags span {
    font-size: 0.8125rem;
    color: var(--text);
    padding: 6px 14px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 8px;
    transition: var(--transition);
}

.tech-tags span:hover {
    border-color: var(--accent);
    background: var(--accent-glow);
}

/* ===== FIT CHECK ===== */
.section-fit {
    background: var(--bg-dark);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.fit-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 14px 28px;
    margin-bottom: 40px;
}

.fit-item {
    display: flex;
    gap: 14px;
    align-items: flex-start;
    padding: 16px 18px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: var(--transition);
}

.fit-item:hover {
    border-color: var(--border-light);
    transform: translateY(-2px);
}

.fit-icon {
    flex-shrink: 0;
    width: 22px;
    height: 22px;
    color: var(--success);
    margin-top: 2px;
}

.fit-item p {
    margin: 0;
    font-size: 0.9375rem;
    color: var(--text);
    line-height: 1.55;
}

.fit-philosophy {
    margin-top: 32px;
    padding: 24px 28px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(167, 139, 250, 0.05));
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: var(--radius-lg);
    font-size: 1rem;
    line-height: 1.65;
    color: var(--text);
    font-style: italic;
    max-width: 720px;
}

@media (max-width: 768px) {
    .fit-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }
}

/* ===== CTA / CONTACT ===== */
.section-cta {
    background: var(--bg);
    padding: 120px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.section-cta::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 60% 50% at 50% 100%, var(--accent-glow-strong), transparent);
}

.cta-content {
    position: relative;
    max-width: 600px;
    margin: 0 auto;
}

.cta-content h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 20px;
    line-height: 1.2;
}

.cta-content p {
    color: var(--text-muted);
    font-size: 1.0625rem;
    margin-bottom: 40px;
    line-height: 1.7;
}

.contact-methods {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.contact-card {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 28px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: all var(--transition);
    font-size: 0.9375rem;
    font-weight: 500;
}

.contact-card:hover {
    border-color: var(--accent);
    transform: translateY(-2px);
    box-shadow: 0 4px 20px var(--accent-glow);
}

.contact-card svg {
    width: 20px;
    height: 20px;
    color: var(--accent-light);
    flex-shrink: 0;
}

/* ===== FOOTER ===== */
.footer {
    padding: 32px 0;
    border-top: 1px solid var(--border);
}

.footer-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
}

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

.footer-legal {
    list-style: none;
    display: flex;
    gap: 18px;
    margin: 0;
    padding: 0;
}

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

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

/* ===== CONTACT FORM ===== */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: 18px;
    text-align: left;
    margin: 0 auto 24px;
    max-width: 560px;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
}

.form-field {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-field > span {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.form-field > span em {
    color: var(--accent-light);
    font-style: normal;
    margin-left: 2px;
}

.form-field input,
.form-field textarea {
    width: 100%;
    padding: 12px 14px;
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: 10px;
    color: var(--text);
    font-family: inherit;
    font-size: 0.9375rem;
    line-height: 1.5;
    transition: var(--transition);
}

.form-field input:focus,
.form-field textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-field textarea {
    resize: vertical;
    min-height: 110px;
}

.form-field input::placeholder,
.form-field textarea::placeholder {
    color: var(--text-dim);
}

.form-consent {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 0.8125rem;
    color: var(--text-muted);
    line-height: 1.5;
}

.form-consent input {
    margin-top: 3px;
    accent-color: var(--accent);
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

.form-consent a {
    color: var(--accent-light);
    text-decoration: underline;
    text-decoration-color: rgba(129, 140, 248, 0.4);
}

.form-actions {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.form-actions .btn-primary {
    cursor: pointer;
}

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

.form-status.success { color: var(--success); }
.form-status.error { color: #f87171; }

.form-fallback {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin: 0;
}

.form-fallback a {
    color: var(--accent-light);
    border-bottom: 1px dashed rgba(129, 140, 248, 0.4);
}

.hp-field {
    position: absolute !important;
    left: -9999px !important;
    width: 1px;
    height: 1px;
    opacity: 0;
    pointer-events: none;
}

.section-cta .cta-content {
    max-width: 640px;
}

@media (max-width: 600px) {
    .form-grid {
        grid-template-columns: 1fr;
    }
}

/* ===== LEGAL PAGES ===== */
.legal-page {
    padding: 140px 0 80px;
    background: var(--bg);
    min-height: 100vh;
}

.legal-page .container {
    max-width: 800px;
}

.legal-page h1 {
    font-size: clamp(1.75rem, 3.5vw, 2.25rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin: 8px 0 8px;
}

.legal-page h2 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text);
    margin: 40px 0 14px;
    letter-spacing: -0.01em;
}

.legal-page p {
    color: var(--text-muted);
    line-height: 1.75;
    margin-bottom: 14px;
    font-size: 0.9375rem;
}

.legal-page p strong { color: var(--text); }

.legal-page a {
    color: var(--accent-light);
    text-decoration: underline;
    text-decoration-color: rgba(129, 140, 248, 0.4);
    text-underline-offset: 3px;
}

.legal-page a:hover {
    text-decoration-color: var(--accent);
}

.legal-data {
    list-style: none;
    padding: 16px 18px;
    margin: 0 0 18px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 10px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.legal-data li {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.6;
    position: relative;
    padding-left: 16px;
}

.legal-data li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 9px;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--accent-light);
}

.legal-updated {
    color: var(--text-dim);
    font-size: 0.8125rem;
    margin-bottom: 32px !important;
}

.legal-back {
    margin-top: 56px;
    padding-top: 24px;
    border-top: 1px solid var(--border);
}

/* ===== ANIMATIONS ===== */
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

.hero-content > * {
    animation: fadeUp 0.8s ease-out both;
}

.hero-content > *:nth-child(1) { animation-delay: 0.1s; }
.hero-content > *:nth-child(2) { animation-delay: 0.2s; }
.hero-content > *:nth-child(3) { animation-delay: 0.3s; }
.hero-content > *:nth-child(4) { animation-delay: 0.4s; }
.hero-content > *:nth-child(5) { animation-delay: 0.5s; }

/* Scroll animations */
.service-card, .case-card, .process-step, .problem-item, .tech-group {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.service-card.visible, .case-card.visible, .process-step.visible, .problem-item.visible, .tech-group.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--bg-dark);
        flex-direction: column;
        padding: 80px 32px 32px;
        gap: 24px;
        transition: right var(--transition);
        border-left: 1px solid var(--border);
    }

    .nav-menu.open {
        right: 0;
    }

    .hero {
        padding: 120px 0 80px;
        min-height: auto;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero-stats {
        gap: 24px;
    }

    .stat-divider {
        display: none;
    }

    .problem-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .process-grid {
        flex-direction: column;
        gap: 0;
    }

    .process-connector {
        width: 2px;
        height: 40px;
        margin: 0 auto;
    }

    .cases-grid {
        grid-template-columns: 1fr;
    }

    .footer-content {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-actions {
        flex-direction: column;
    }

    .btn {
        text-align: center;
        justify-content: center;
    }

    .contact-methods {
        flex-direction: column;
    }
}