/* ========================================
   NorthScaleLab - Main Stylesheet
   Marketing Technology Company
   ======================================== */

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

:root {
    --primary: #1e3a5f;
    --primary-dark: #0f2744;
    --primary-light: #2d4a6f;
    --secondary: #0ea5e9;
    --accent: #06b6d4;
    --accent-light: #22d3ee;
    --dark: #0f172a;
    --text-dark: #1e293b;
    --text-body: #475569;
    --text-muted: #64748b;
    --text-light: #94a3b8;
    --bg-white: #ffffff;
    --bg-light: #f8fafc;
    --bg-gray: #f1f5f9;
    --bg-dark: #0f172a;
    --border: #e2e8f0;
    --border-light: #f1f5f9;
    --success: #10b981;
    --warning: #f59e0b;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.05);
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --container-max: 1200px;
    --nav-height: 72px;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-body);
    background-color: var(--bg-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

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

ul, ol {
    list-style: none;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--text-dark);
    font-weight: 700;
    line-height: 1.25;
    margin-bottom: 0.5em;
}

h1 { font-size: 3rem; font-weight: 800; }
h2 { font-size: 2.25rem; font-weight: 700; }
h3 { font-size: 1.5rem; font-weight: 700; }
h4 { font-size: 1.25rem; font-weight: 600; }
h5 { font-size: 1.125rem; font-weight: 600; }
h6 { font-size: 1rem; font-weight: 600; }

p {
    margin-bottom: 1rem;
}

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

/* ========================================
   Navigation
   ======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-height);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-light);
    z-index: 1000;
    transition: var(--transition);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.nav-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: -0.02em;
}

.nav-logo-icon {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--secondary), var(--accent));
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 800;
    font-size: 0.9rem;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 4px;
}

.nav-link {
    padding: 8px 14px;
    color: var(--text-body);
    font-size: 0.9375rem;
    font-weight: 500;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary);
    background: var(--bg-light);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -24px;
    left: 50%;
    transform: translateX(-50%);
    width: 24px;
    height: 3px;
    background: var(--secondary);
    border-radius: 2px;
}

.nav-cta {
    margin-left: 12px;
}

.btn-nav {
    padding: 10px 20px;
    background: var(--primary);
    color: white;
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

.btn-nav:hover {
    background: var(--primary-dark);
    color: white;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

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

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

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

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

/* ========================================
   Buttons
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--secondary), var(--accent));
    color: white;
    box-shadow: 0 4px 14px rgba(14, 165, 233, 0.35);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(14, 165, 233, 0.45);
    color: white;
}

.btn-secondary {
    background: var(--primary);
    color: white;
}

.btn-secondary:hover {
    background: var(--primary-dark);
    color: white;
    transform: translateY(-1px);
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.btn-outline:hover {
    background: var(--primary);
    color: white;
}

.btn-light {
    background: white;
    color: var(--primary);
}

.btn-light:hover {
    background: var(--bg-light);
    color: var(--primary-dark);
    transform: translateY(-1px);
}

.btn-sm {
    padding: 10px 20px;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 16px 36px;
    font-size: 1rem;
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
    padding: calc(var(--nav-height) + 80px) 0 100px;
    background: linear-gradient(180deg, #f0f9ff 0%, var(--bg-white) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(14, 165, 233, 0.08) 0%, transparent 70%);
    border-radius: 50%;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -200px;
    left: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.06) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-container {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 60px;
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(14, 165, 233, 0.1);
    color: var(--secondary);
    font-size: 0.85rem;
    font-weight: 600;
    border-radius: 100px;
    margin-bottom: 24px;
}

.hero-badge-dot {
    width: 8px;
    height: 8px;
    background: var(--success);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.hero h1 {
    font-size: 3.25rem;
    line-height: 1.15;
    margin-bottom: 20px;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-body);
    margin-bottom: 32px;
    line-height: 1.7;
    max-width: 540px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    gap: 40px;
    padding-top: 32px;
    border-top: 1px solid var(--border);
}

.hero-stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary);
    line-height: 1;
}

.hero-stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 6px;
}

.hero-visual {
    position: relative;
}

.hero-card {
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    padding: 28px;
    position: relative;
}

.hero-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-light);
}

.hero-card-title {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-dark);
}

.hero-card-badge {
    padding: 4px 10px;
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 100px;
}

.hero-metrics {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 20px;
}

.hero-metric {
    padding: 16px;
    background: var(--bg-light);
    border-radius: var(--radius-md);
}

.hero-metric-value {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary);
}

.hero-metric-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 4px;
}

.hero-chart-bar {
    display: flex;
    align-items: flex-end;
    gap: 8px;
    height: 80px;
    margin-top: 16px;
}

.hero-bar {
    flex: 1;
    background: linear-gradient(180deg, var(--secondary), var(--accent));
    border-radius: 4px 4px 0 0;
    opacity: 0.8;
}

.hero-bar:nth-child(1) { height: 45%; }
.hero-bar:nth-child(2) { height: 65%; }
.hero-bar:nth-child(3) { height: 50%; }
.hero-bar:nth-child(4) { height: 80%; }
.hero-bar:nth-child(5) { height: 60%; }
.hero-bar:nth-child(6) { height: 90%; }
.hero-bar:nth-child(7) { height: 75%; }

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

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

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

.section-dark h2,
.section-dark h3,
.section-dark h4 {
    color: white;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-eyebrow {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--secondary);
    margin-bottom: 12px;
}

.section-dark .section-eyebrow {
    color: var(--accent-light);
}

.section-header h2 {
    margin-bottom: 16px;
}

.section-header p {
    font-size: 1.05rem;
    color: var(--text-muted);
}

.section-dark .section-header p {
    color: #94a3b8;
}

/* ========================================
   Features / Capabilities Grid
   ======================================== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.feature-card {
    padding: 32px;
    background: white;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--border);
}

.feature-icon {
    width: 52px;
    height: 52px;
    background: linear-gradient(135deg, rgba(14, 165, 233, 0.12), rgba(6, 182, 212, 0.12));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    font-size: 1.5rem;
}

.feature-card h3 {
    font-size: 1.15rem;
    margin-bottom: 10px;
}

.feature-card p {
    font-size: 0.9375rem;
    color: var(--text-muted);
    line-height: 1.65;
    margin-bottom: 0;
}

/* ========================================
   Services Grid
   ======================================== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.service-card {
    padding: 40px;
    background: white;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--secondary), var(--accent));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--secondary), var(--accent));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    font-size: 1.75rem;
    color: white;
}

.service-card h3 {
    font-size: 1.35rem;
    margin-bottom: 12px;
}

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

.service-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.service-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 0.9rem;
    color: var(--text-body);
}

.service-list li::before {
    content: '✓';
    color: var(--success);
    font-weight: 700;
    flex-shrink: 0;
    margin-top: 1px;
}

/* ========================================
   Platform Section
   ======================================== */
.platform-section {
    position: relative;
}

.platform-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.platform-item {
    padding: 28px 24px;
    background: white;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-light);
    text-align: center;
    transition: var(--transition);
}

.platform-item:hover {
    border-color: var(--secondary);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.platform-item-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 16px;
    background: var(--bg-light);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.platform-item h4 {
    font-size: 0.95rem;
    margin-bottom: 6px;
}

.platform-item p {
    font-size: 0.825rem;
    color: var(--text-muted);
    margin-bottom: 0;
    line-height: 1.5;
}

.platform-integrations {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
    margin-top: 48px;
    padding-top: 40px;
    border-top: 1px solid var(--border);
    flex-wrap: wrap;
}

.integration-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.integration-logos {
    display: flex;
    align-items: center;
    gap: 32px;
}

.integration-logo {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-light);
    transition: var(--transition);
}

.integration-logo:hover {
    color: var(--primary);
}

/* ========================================
   Process / Workflow
   ======================================== */
.process-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    position: relative;
}

.process-step {
    text-align: center;
    padding: 32px 20px;
    position: relative;
}

.step-number {
    width: 56px;
    height: 56px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, var(--secondary), var(--accent));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
    font-weight: 800;
    box-shadow: 0 4px 14px rgba(14, 165, 233, 0.3);
}

.process-step h4 {
    margin-bottom: 10px;
    font-size: 1.05rem;
}

.process-step p {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 0;
}

/* ========================================
   Case Studies
   ======================================== */
.cases-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.case-card {
    background: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-light);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.case-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
}

.case-image {
    height: 180px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.case-image-2 {
    background: linear-gradient(135deg, #0f766e, #06b6d4);
}

.case-image-3 {
    background: linear-gradient(135deg, #7c3aed, #0ea5e9);
}

.case-industry {
    position: absolute;
    top: 16px;
    left: 16px;
    padding: 6px 12px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(8px);
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 100px;
}

.case-logo-text {
    color: white;
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    opacity: 0.9;
}

.case-content {
    padding: 28px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.case-content h3 {
    font-size: 1.15rem;
    margin-bottom: 10px;
}

.case-content > p {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 20px;
    flex: 1;
}

.case-metrics {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    padding-top: 16px;
    border-top: 1px solid var(--border-light);
}

.case-metric {
    text-align: left;
}

.case-metric-value {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--success);
}

.case-metric-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 2px;
}

/* ========================================
   Team Page
   ======================================== */
.team-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 28px;
}

.team-card {
    background: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-light);
    transition: var(--transition);
}

.team-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.team-avatar {
    height: 220px;
    background: linear-gradient(135deg, var(--primary-light), var(--secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.team-avatar-2 { background: linear-gradient(135deg, #0f766e, #14b8a6); }
.team-avatar-3 { background: linear-gradient(135deg, #4338ca, #6366f1); }
.team-avatar-4 { background: linear-gradient(135deg, #b45309, #f59e0b); }
.team-avatar-5 { background: linear-gradient(135deg, #be123c, #f43f5e); }
.team-avatar-6 { background: linear-gradient(135deg, #0e7490, #06b6d4); }
.team-avatar-7 { background: linear-gradient(135deg, #15803d, #22c55e); }
.team-avatar-8 { background: linear-gradient(135deg, #6d28d9, #8b5cf6); }

.team-initials {
    color: white;
    font-size: 3rem;
    font-weight: 800;
    opacity: 0.9;
}

.team-info {
    padding: 24px;
    text-align: center;
}

.team-info h4 {
    font-size: 1.1rem;
    margin-bottom: 4px;
}

.team-role {
    font-size: 0.85rem;
    color: var(--secondary);
    font-weight: 600;
    margin-bottom: 12px;
}

.team-bio {
    font-size: 0.85rem;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 0;
}

/* ========================================
   Blog
   ======================================== */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.blog-card {
    background: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-light);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.blog-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.blog-image {
    height: 160px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    position: relative;
}

.blog-category {
    position: absolute;
    bottom: 12px;
    left: 16px;
    padding: 4px 10px;
    background: rgba(255, 255, 255, 0.95);
    color: var(--primary);
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: 4px;
}

.blog-content {
    padding: 24px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.blog-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.8rem;
    color: var(--text-light);
    margin-bottom: 10px;
}

.blog-content h3 {
    font-size: 1.05rem;
    line-height: 1.4;
    margin-bottom: 10px;
}

.blog-content h3 a {
    color: var(--text-dark);
}

.blog-content h3 a:hover {
    color: var(--secondary);
}

.blog-excerpt {
    font-size: 0.875rem;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 16px;
    flex: 1;
}

.blog-read-more {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--secondary);
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.blog-read-more:hover {
    gap: 8px;
}

/* Blog Article Page */
.article-hero {
    padding: calc(var(--nav-height) + 60px) 0 60px;
    background: var(--bg-light);
}

.article-container {
    max-width: 760px;
    margin: 0 auto;
    padding: 60px 24px;
}

.article-content {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text-body);
}

.article-content h2 {
    font-size: 1.75rem;
    margin-top: 2.5rem;
    margin-bottom: 1rem;
}

.article-content h3 {
    font-size: 1.35rem;
    margin-top: 2rem;
    margin-bottom: 0.75rem;
}

.article-content p {
    margin-bottom: 1.25rem;
}

.article-content ul {
    margin-bottom: 1.25rem;
    padding-left: 1.5rem;
}

.article-content ul li {
    list-style: disc;
    margin-bottom: 0.5rem;
}

.article-back {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 24px;
}

.article-back:hover {
    color: var(--secondary);
}

/* ========================================
   FAQ
   ======================================== */
.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: white;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    margin-bottom: 12px;
    overflow: hidden;
    transition: var(--transition);
}

.faq-item:hover {
    border-color: var(--border);
}

.faq-question {
    width: 100%;
    padding: 22px 28px;
    background: none;
    border: none;
    text-align: left;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-dark);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    transition: var(--transition);
}

.faq-question:hover {
    color: var(--secondary);
}

.faq-icon {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
    position: relative;
}

.faq-icon::before,
.faq-icon::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    background: var(--text-muted);
    border-radius: 2px;
    transition: var(--transition);
    transform: translate(-50%, -50%);
}

.faq-icon::before {
    width: 14px;
    height: 2px;
}

.faq-icon::after {
    width: 2px;
    height: 14px;
}

.faq-item.active .faq-icon::after {
    transform: translate(-50%, -50%) rotate(90deg);
    opacity: 0;
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease, padding 0.35s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer-inner {
    padding: 0 28px 22px;
    font-size: 0.95rem;
    color: var(--text-muted);
    line-height: 1.7;
}

/* ========================================
   Contact Page
   ======================================== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
}

.contact-info h2 {
    margin-bottom: 16px;
}

.contact-info > p {
    color: var(--text-muted);
    margin-bottom: 32px;
    line-height: 1.7;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-detail {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.contact-detail-icon {
    width: 44px;
    height: 44px;
    background: rgba(14, 165, 233, 0.1);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 1.1rem;
}

.contact-detail-label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 4px;
}

.contact-detail-value {
    font-size: 0.95rem;
    color: var(--text-dark);
    font-weight: 500;
}

.contact-form {
    background: white;
    padding: 40px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-md);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 16px;
    font-size: 0.95rem;
    font-family: inherit;
    color: var(--text-dark);
    background: var(--bg-white);
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--secondary);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
}

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

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

/* ========================================
   CTA Section
   ======================================== */
.cta-section {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(14, 165, 233, 0.15) 0%, transparent 70%);
    border-radius: 50%;
}

.cta-content {
    position: relative;
    text-align: center;
    max-width: 650px;
    margin: 0 auto;
    z-index: 1;
}

.cta-section h2 {
    color: white;
    margin-bottom: 16px;
}

.cta-section p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.05rem;
    margin-bottom: 32px;
}

/* ========================================
   Footer
   ======================================== */
.footer {
    background: var(--bg-dark);
    color: #94a3b8;
    padding: 70px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 50px;
}

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

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.25rem;
    font-weight: 800;
    color: white;
    margin-bottom: 16px;
}

.footer-logo-icon {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--secondary), var(--accent));
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 800;
    font-size: 0.8rem;
}

.footer-brand p {
    font-size: 0.875rem;
    line-height: 1.7;
    margin-bottom: 20px;
}

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

.footer-social a {
    width: 36px;
    height: 36px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #94a3b8;
    font-size: 0.85rem;
    transition: var(--transition);
}

.footer-social a:hover {
    background: var(--secondary);
    color: white;
}

.footer-column h5 {
    color: white;
    font-size: 0.9rem;
    margin-bottom: 20px;
    font-weight: 700;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    color: #94a3b8;
    font-size: 0.875rem;
    transition: var(--transition);
}

.footer-links a:hover {
    color: white;
}

.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.825rem;
}

.footer-legal {
    display: flex;
    gap: 24px;
}

.footer-legal a {
    color: #64748b;
}

.footer-legal a:hover {
    color: #94a3b8;
}

/* ========================================
   Page Header (inner pages)
   ======================================== */
.page-header {
    padding: calc(var(--nav-height) + 70px) 0 70px;
    background: linear-gradient(180deg, #f0f9ff 0%, var(--bg-white) 100%);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 400px;
    background: radial-gradient(ellipse, rgba(14, 165, 233, 0.06) 0%, transparent 70%);
}

.page-header-content {
    position: relative;
    z-index: 1;
}

.page-header h1 {
    font-size: 2.75rem;
    margin-bottom: 16px;
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-header p {
    font-size: 1.1rem;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto;
}

.breadcrumb {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--text-light);
    margin-bottom: 20px;
}

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

.breadcrumb a:hover {
    color: var(--secondary);
}

/* ========================================
   Legal Pages
   ======================================== */
.legal-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 60px 24px;
}

.legal-content {
    background: white;
    padding: 50px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
}

.legal-content h1 {
    font-size: 2rem;
    margin-bottom: 8px;
}

.legal-date {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-bottom: 32px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border-light);
}

.legal-content h2 {
    font-size: 1.35rem;
    margin-top: 2rem;
    margin-bottom: 0.75rem;
    color: var(--primary);
}

.legal-content h3 {
    font-size: 1.1rem;
    margin-top: 1.5rem;
    margin-bottom: 0.5rem;
}

.legal-content p {
    font-size: 0.95rem;
    line-height: 1.75;
    color: var(--text-body);
    margin-bottom: 1rem;
}

.legal-content ul {
    margin-bottom: 1rem;
    padding-left: 1.5rem;
}

.legal-content ul li {
    list-style: disc;
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
    line-height: 1.65;
    color: var(--text-body);
}

/* ========================================
   Trust / Stats Bar
   ======================================== */
.trust-bar {
    padding: 50px 0;
    background: var(--bg-light);
    border-top: 1px solid var(--border-light);
    border-bottom: 1px solid var(--border-light);
}

.trust-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    text-align: center;
}

.trust-item-number {
    font-size: 2.25rem;
    font-weight: 800;
    color: var(--primary);
    line-height: 1;
    margin-bottom: 8px;
}

.trust-item-label {
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* ========================================
   Testimonials
   ======================================== */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.testimonial-card {
    padding: 32px;
    background: white;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
}

.testimonial-quote {
    font-size: 2rem;
    color: var(--secondary);
    line-height: 1;
    margin-bottom: 12px;
    font-family: Georgia, serif;
}

.testimonial-text {
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--text-body);
    margin-bottom: 24px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
    padding-top: 20px;
    border-top: 1px solid var(--border-light);
}

.testimonial-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--secondary), var(--accent));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 0.85rem;
}

.testimonial-name {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text-dark);
}

.testimonial-title {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 1024px) {
    h1 { font-size: 2.5rem; }
    h2 { font-size: 1.875rem; }
    
    .hero h1 { font-size: 2.75rem; }
    .hero-container { grid-template-columns: 1fr; gap: 50px; }
    .hero-visual { max-width: 500px; margin: 0 auto; }
    
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .services-grid { grid-template-columns: 1fr; }
    .platform-grid { grid-template-columns: repeat(2, 1fr); }
    .process-steps { grid-template-columns: repeat(2, 1fr); }
    .cases-grid { grid-template-columns: repeat(2, 1fr); }
    .team-grid { grid-template-columns: repeat(2, 1fr); }
    .blog-grid { grid-template-columns: repeat(2, 1fr); }
    .testimonials-grid { grid-template-columns: 1fr; }
    .trust-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
    
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .footer-brand { grid-column: 1 / -1; max-width: 100%; }
    
    .contact-grid { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 768px) {
    :root { --nav-height: 64px; }
    
    h1 { font-size: 2rem; }
    h2 { font-size: 1.5rem; }
    h3 { font-size: 1.25rem; }
    
    .section { padding: 60px 0; }
    
    .nav-menu {
        position: fixed;
        top: var(--nav-height);
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        align-items: stretch;
        padding: 20px;
        gap: 4px;
        box-shadow: var(--shadow-lg);
        transform: translateY(-120%);
        transition: transform 0.3s ease;
        max-height: calc(100vh - var(--nav-height));
        overflow-y: auto;
    }
    
    .nav-menu.active {
        transform: translateY(0);
    }
    
    .nav-link {
        padding: 12px 16px;
        font-size: 1rem;
    }
    
    .nav-link.active::after { display: none; }
    
    .nav-cta {
        margin-left: 0;
        margin-top: 12px;
        padding-top: 12px;
        border-top: 1px solid var(--border-light);
    }
    
    .btn-nav {
        width: 100%;
        padding: 14px;
    }
    
    .mobile-toggle {
        display: flex;
    }
    
    .hero { padding: calc(var(--nav-height) + 50px) 0 60px; }
    .hero h1 { font-size: 2.25rem; }
    .hero-subtitle { font-size: 1rem; }
    .hero-actions { flex-direction: column; align-items: stretch; }
    .hero-actions .btn { width: 100%; }
    .hero-stats { gap: 24px; flex-wrap: wrap; }
    .hero-stat-number { font-size: 1.5rem; }
    
    .features-grid { grid-template-columns: 1fr; }
    .platform-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
    .platform-item { padding: 20px 16px; }
    .process-steps { grid-template-columns: 1fr; gap: 16px; }
    .cases-grid { grid-template-columns: 1fr; }
    .team-grid { grid-template-columns: 1fr 1fr; gap: 20px; }
    .blog-grid { grid-template-columns: 1fr; }
    .trust-grid { grid-template-columns: 1fr 1fr; }
    
    .page-header { padding: calc(var(--nav-height) + 50px) 0 50px; }
    .page-header h1 { font-size: 2rem; }
    .page-header p { font-size: 1rem; }
    
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
    .footer-bottom { flex-direction: column; gap: 16px; text-align: center; }
    
    .contact-form { padding: 28px; }
    .form-row { grid-template-columns: 1fr; }
    
    .legal-content { padding: 28px; }
    
    .platform-integrations { gap: 20px; }
    .integration-logos { gap: 20px; }
}

@media (max-width: 480px) {
    .container { padding: 0 16px; }
    .nav-container { padding: 0 16px; }
    
    .hero h1 { font-size: 1.875rem; }
    .hero-stats { flex-direction: column; gap: 16px; align-items: flex-start; }
    
    .team-grid { grid-template-columns: 1fr; }
    .platform-grid { grid-template-columns: 1fr; }
    
    .footer-grid { grid-template-columns: 1fr; }
    
    .section-header h2 { font-size: 1.5rem; }
}