/* MARLOWE - Landing Page Optimization Platform Styles */

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

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

:root {
    --primary-color: #0066FF;
    --primary-dark: #0052CC;
    --primary-light: #3385FF;
    --secondary-color: #00cc66;
    --text-primary: #1a1a1a;
    --text-secondary: #666666;
    --text-tertiary: #999999;
    --border-color: #e0e0e0;
    --background-light: #f5f5f5;
    --background-white: #ffffff;
    --error-color: #ff6b6b;
    --warning-color: #ff9900;
    --success-color: #00cc66;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 12px;
    --transition-base: all 0.3s ease;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--background-white);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

section {
    padding: 120px 0;
    position: relative;
}

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

/* ==================== Typography ==================== */

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-primary);
    margin-bottom: 16px;
}

h1 {
    font-size: 3.5rem;
    letter-spacing: -0.02em;
}

h2 {
    font-size: 2.75rem;
    letter-spacing: -0.02em;
}

h3 {
    font-size: 1.75rem;
    letter-spacing: -0.01em;
}

h4 {
    font-size: 1.25rem;
    letter-spacing: -0.01em;
}

p {
    font-size: 1.0625rem;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

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

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

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

.btn-primary,
.btn-secondary,
.btn-primary-small,
.btn-primary-form {
    display: inline-block;
    padding: 16px 32px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--border-radius-md);
    border: none;
    cursor: pointer;
    transition: var(--transition-base);
    text-align: center;
    white-space: nowrap;
}

.btn-primary,
.btn-primary-form {
    background-color: var(--text-primary);
    color: var(--background-white);
}

.btn-primary:hover,
.btn-primary-form:hover {
    background-color: #000000;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

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

.btn-primary-small {
    padding: 10px 20px;
    font-size: 0.9375rem;
    background-color: var(--text-primary);
    color: var(--background-white);
}

.btn-primary-small:hover {
    background-color: #000000;
}

.btn-primary-form {
    width: 100%;
    padding: 18px 32px;
    font-size: 1.0625rem;
}

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

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid transparent;
    transition: var(--transition-base);
}

.navbar.scrolled {
    border-bottom-color: var(--border-color);
    box-shadow: var(--shadow-sm);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-primary);
    cursor: pointer;
}

.logo-svg {
    width: 36px;
    height: 36px;
}

.logo-text {
    letter-spacing: -0.02em;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 36px;
}

.nav-links a {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--text-primary);
    transition: var(--transition-base);
}

.nav-links a:not(.btn-primary-small):hover {
    color: var(--primary-color);
}

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

.hero {
    padding: 160px 0 120px;
    background-color: var(--background-white);
    position: relative;
    overflow: hidden;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.hero-content {
    max-width: 600px;
}

.hero-title {
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -0.03em;
}

.hero-subtitle {
    font-size: 1.1875rem;
    line-height: 1.6;
    color: var(--text-secondary);
    margin-bottom: 40px;
}

.hero-cta {
    display: flex;
    gap: 16px;
    margin-bottom: 60px;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.stat-item {
    text-align: left;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

.hero-graphic {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-graphic svg {
    max-width: 100%;
    height: auto;
}

/* ==================== Trusted By Section ==================== */

.trusted-by {
    padding: 60px 0;
    background-color: var(--background-light);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.trusted-label {
    text-align: center;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-tertiary);
    margin-bottom: 32px;
}

.trusted-logos {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 60px;
    flex-wrap: wrap;
}

.trusted-logo {
    opacity: 0.6;
    transition: var(--transition-base);
}

.trusted-logo:hover {
    opacity: 1;
}

/* ==================== Section Headers ==================== */

.section-header-center,
.section-header-left {
    margin-bottom: 80px;
}

.section-header-center {
    text-align: center;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.section-header-left {
    max-width: 700px;
}

.section-label {
    font-size: 0.8125rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--text-tertiary);
    margin-bottom: 16px;
}

.section-title {
    font-size: 2.75rem;
    line-height: 1.15;
    margin-bottom: 24px;
    color: var(--text-primary);
}

.section-description {
    font-size: 1.1875rem;
    line-height: 1.7;
    color: var(--text-secondary);
}

/* ==================== Platform Overview Section ==================== */

.platform-overview {
    background-color: var(--background-white);
}

.platform-visual {
    display: flex;
    justify-content: center;
    margin-bottom: 80px;
}

.platform-visual svg {
    max-width: 100%;
    height: auto;
}

.feature-grid-three {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.feature-card {
    background-color: var(--background-white);
    padding: 40px;
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
    transition: var(--transition-base);
}

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

.feature-icon {
    margin-bottom: 24px;
}

.feature-icon svg {
    display: block;
}

.feature-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.feature-description {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--text-secondary);
}

/* ==================== Analysis Dimensions Section ==================== */

.analysis-dimensions {
    background-color: var(--background-light);
}

.analysis-grid {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.analysis-item {
    display: grid;
    grid-template-columns: 80px 1fr;
    gap: 32px;
    background-color: var(--background-white);
    padding: 48px;
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
    transition: var(--transition-base);
}

.analysis-item:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-sm);
}

.analysis-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--border-color);
    line-height: 1;
}

.analysis-content {
    display: flex;
    flex-direction: column;
}

.analysis-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.analysis-text {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--text-secondary);
}

/* ==================== Computer Vision Section ==================== */

.computer-vision {
    background-color: var(--background-white);
    padding: 120px 0;
}

.cv-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.cv-content {
    max-width: 560px;
}

.cv-description {
    font-size: 1.125rem;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: 48px;
}

.cv-features {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.cv-feature-item h4 {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 12px;
}

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

.cv-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.cv-visual svg {
    max-width: 100%;
    height: auto;
}

/* ==================== Recommendations Engine Section ==================== */

.recommendations-engine {
    background-color: var(--background-light);
    padding: 120px 0;
}

.recommendations-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
}

.rec-column {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.rec-card {
    background-color: var(--background-white);
    padding: 40px;
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
    transition: var(--transition-base);
}

.rec-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.rec-priority {
    display: inline-block;
    padding: 6px 12px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 16px;
}

.rec-priority.high {
    background-color: rgba(255, 107, 107, 0.1);
    color: #ff6b6b;
}

.rec-priority.medium {
    background-color: rgba(255, 153, 0, 0.1);
    color: #ff9900;
}

.rec-priority.low {
    background-color: rgba(0, 204, 102, 0.1);
    color: #00cc66;
}

.rec-title {
    font-size: 1.375rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.rec-description {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.rec-example {
    background-color: var(--background-light);
    padding: 20px;
    border-radius: var(--border-radius-md);
}

.rec-example-label {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-tertiary);
    margin-bottom: 8px;
}

.rec-example-text {
    font-size: 1rem;
    padding: 12px;
    border-radius: 4px;
    margin-bottom: 16px;
}

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

.rec-example-text.weak {
    background-color: rgba(255, 107, 107, 0.1);
    color: var(--text-secondary);
}

.rec-example-text.strong {
    background-color: rgba(0, 102, 255, 0.1);
    color: var(--text-primary);
    font-weight: 600;
}

.rec-metrics,
.rec-comparison {
    display: flex;
    gap: 24px;
    margin-top: 24px;
}

.metric-item,
.comparison-item {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.metric-value,
.comparison-number {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1;
    margin-bottom: 8px;
}

.comparison-number.bad {
    color: var(--error-color);
}

.comparison-number.good {
    color: var(--primary-color);
}

.comparison-number.positive {
    color: var(--success-color);
}

.metric-label,
.comparison-label {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

.rec-elements {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 24px;
}

.trust-element {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background-color: var(--background-light);
    border-radius: var(--border-radius-sm);
    font-size: 0.9375rem;
    color: var(--text-primary);
}

/* ==================== A/B Testing Section ==================== */

.ab-testing {
    background-color: var(--background-white);
    padding: 120px 0;
}

.ab-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.ab-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.ab-visual svg {
    max-width: 100%;
    height: auto;
}

.ab-description {
    font-size: 1.125rem;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: 48px;
}

.ab-features {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.ab-feature {
    display: grid;
    grid-template-columns: 48px 1fr;
    gap: 20px;
}

.ab-feature-icon {
    display: flex;
    align-items: flex-start;
}

.ab-feature-content h4 {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 12px;
}

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

/* ==================== Advanced Capabilities Section ==================== */

.advanced-capabilities {
    background-color: var(--background-light);
    padding: 120px 0;
}

.capabilities-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.capability-card {
    background-color: var(--background-white);
    padding: 48px;
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
    transition: var(--transition-base);
}

.capability-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.capability-icon {
    margin-bottom: 24px;
}

.capability-icon svg {
    display: block;
}

.capability-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.capability-description {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.capability-stats {
    display: flex;
    gap: 16px;
}

.stat-badge {
    display: flex;
    flex-direction: column;
    padding: 16px 20px;
    background-color: var(--background-light);
    border-radius: var(--border-radius-md);
}

.stat-badge-value {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary-color);
    line-height: 1;
    margin-bottom: 8px;
}

.stat-badge-label {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    line-height: 1.3;
}

/* ==================== Integrations Section ==================== */

.integrations {
    background-color: var(--background-white);
    padding: 120px 0;
}

.integration-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.integration-description {
    font-size: 1.125rem;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: 48px;
}

.integration-categories {
    display: flex;
    flex-direction: column;
    gap: 48px;
}

.integration-category-title {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.integration-category-desc {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.integration-items {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.integration-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px;
    background-color: var(--background-light);
    border-radius: var(--border-radius-md);
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--text-primary);
    transition: var(--transition-base);
}

.integration-item:hover {
    background-color: #ebebeb;
}

.integration-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.integration-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.integration-visual svg {
    max-width: 100%;
    height: auto;
}

/* ==================== Optimization Roadmap Section ==================== */

.optimization-roadmap {
    background-color: var(--background-light);
    padding: 120px 0;
}

.roadmap-timeline {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.roadmap-phase {
    background-color: var(--background-white);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
    overflow: hidden;
    transition: var(--transition-base);
}

.roadmap-phase:hover {
    box-shadow: var(--shadow-md);
}

.phase-header {
    display: grid;
    grid-template-columns: 100px 1fr 150px;
    gap: 24px;
    align-items: center;
    padding: 32px 40px;
    background-color: var(--background-light);
    border-bottom: 1px solid var(--border-color);
}

.phase-number {
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-tertiary);
}

.phase-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.phase-duration {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-align: right;
}

.phase-content {
    padding: 40px;
}

.phase-description {
    font-size: 1.0625rem;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.phase-tasks {
    list-style: none;
    margin-bottom: 32px;
}

.phase-tasks li {
    position: relative;
    padding-left: 32px;
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.phase-tasks li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 10px;
    width: 6px;
    height: 6px;
    background-color: var(--primary-color);
    border-radius: 50%;
}

.phase-impact {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 20px;
    background-color: rgba(0, 102, 255, 0.05);
    border-radius: var(--border-radius-md);
}

.impact-label {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--text-primary);
}

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

.roadmap-cumulative {
    margin-top: 48px;
    text-align: center;
}

.cumulative-stat {
    display: inline-block;
    padding: 40px 60px;
    background-color: var(--background-white);
    border-radius: var(--border-radius-lg);
    border: 2px solid var(--primary-color);
}

.cumulative-label {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.cumulative-value {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--primary-color);
    line-height: 1;
    margin-bottom: 12px;
}

.cumulative-note {
    font-size: 0.875rem;
    color: var(--text-secondary);
    max-width: 400px;
}

/* ==================== Industry Benchmarks Section ==================== */

.industry-benchmarks {
    background-color: var(--background-white);
    padding: 120px 0;
}

.benchmark-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.benchmark-card {
    background-color: var(--background-white);
    padding: 40px;
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
    transition: var(--transition-base);
}

.benchmark-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
}

.benchmark-industry {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 24px;
}

.benchmark-rates {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-bottom: 24px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border-color);
}

.benchmark-stat {
    display: flex;
    flex-direction: column;
}

.benchmark-label {
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-tertiary);
    margin-bottom: 8px;
}

.benchmark-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1;
}

.benchmark-number.highlight {
    color: var(--primary-color);
}

.benchmark-insights {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--text-secondary);
}

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

.contact-section {
    background-color: var(--background-light);
    padding: 120px 0;
}

.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.contact-description {
    font-size: 1.125rem;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: 40px;
}

.contact-benefits {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 48px;
}

.contact-benefit {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-primary);
}

.contact-benefit svg {
    flex-shrink: 0;
    margin-top: 2px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.contact-info-item {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.9375rem;
    color: var(--text-secondary);
}

.contact-info-item svg {
    flex-shrink: 0;
}

.contact-info-item a {
    color: var(--text-secondary);
    transition: var(--transition-base);
}

.contact-info-item a:hover {
    color: var(--primary-color);
}

.contact-form-wrapper {
    background-color: var(--background-white);
    padding: 48px;
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
}

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

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

.form-group label {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--text-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 14px 16px;
    font-size: 1rem;
    font-family: inherit;
    color: var(--text-primary);
    background-color: var(--background-white);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    transition: var(--transition-base);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 102, 255, 0.1);
}

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

.form-privacy {
    font-size: 0.8125rem;
    line-height: 1.6;
    color: var(--text-tertiary);
    margin-top: 8px;
}

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

.footer {
    background-color: var(--text-primary);
    color: var(--background-white);
    padding: 80px 0 40px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 3fr;
    gap: 80px;
    margin-bottom: 60px;
}

.footer-brand {
    max-width: 400px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--background-white);
    margin-bottom: 20px;
}

.footer-logo svg circle,
.footer-logo svg path {
    stroke: var(--background-white);
}

.footer-logo svg circle:last-of-type {
    fill: var(--background-white);
}

.footer-description {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.7);
}

.footer-columns {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.footer-column-title {
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--background-white);
    margin-bottom: 20px;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition-base);
}

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

.footer-legal-text {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.7);
}

.footer-bottom {
    padding-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.footer-bottom p {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.5);
}

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

@media (max-width: 1024px) {
    h1 {
        font-size: 3rem;
    }

    h2 {
        font-size: 2.25rem;
    }

    .section-title {
        font-size: 2.25rem;
    }

    .hero-container,
    .cv-layout,
    .ab-layout,
    .integration-layout,
    .contact-layout {
        grid-template-columns: 1fr;
        gap: 60px;
    }

    .hero-graphic,
    .cv-visual,
    .ab-visual,
    .integration-visual {
        order: -1;
    }

    .feature-grid-three {
        grid-template-columns: 1fr;
    }

    .capabilities-grid,
    .benchmark-grid {
        grid-template-columns: 1fr;
    }

    .recommendations-layout {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 60px;
    }
}

@media (max-width: 768px) {
    section {
        padding: 80px 0;
    }

    h1 {
        font-size: 2.5rem;
    }

    h2 {
        font-size: 2rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .nav-links {
        display: none;
    }

    .hero {
        padding: 120px 0 80px;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.0625rem;
    }

    .hero-cta {
        flex-direction: column;
    }

    .hero-stats {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .analysis-item {
        grid-template-columns: 1fr;
        padding: 32px 24px;
    }

    .analysis-number {
        font-size: 2rem;
    }

    .phase-header {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .phase-duration {
        text-align: left;
    }

    .integration-items {
        grid-template-columns: 1fr;
    }

    .footer-columns {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .contact-form-wrapper {
        padding: 32px 24px;
    }

    .cumulative-stat {
        padding: 32px 40px;
    }

    .cumulative-value {
        font-size: 2.5rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.75rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

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

    .stat-number {
        font-size: 2rem;
    }

    .btn-primary,
    .btn-secondary {
        padding: 14px 24px;
        font-size: 0.9375rem;
    }

    .feature-card,
    .capability-card,
    .rec-card {
        padding: 24px;
    }

    .analysis-item {
        padding: 24px 16px;
    }

    .phase-content {
        padding: 24px;
    }

    .benchmark-rates {
        grid-template-columns: 1fr;
    }
}

/* ==================== Print Styles ==================== */

@media print {
    .navbar,
    .hero-cta,
    .contact-form,
    .btn-primary,
    .btn-secondary {
        display: none;
    }

    body {
        font-size: 12pt;
        line-height: 1.5;
    }

    section {
        page-break-inside: avoid;
        padding: 20px 0;
    }
}

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

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

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease forwards;
}

.fade-in {
    animation: fadeIn 0.6s ease forwards;
}

/* ==================== Accessibility ==================== */

/* Skip to main content link */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--primary-color);
    color: white;
    padding: 8px;
    text-decoration: none;
    z-index: 100;
}

.skip-link:focus {
    top: 0;
}

/* Focus visible styles */
*:focus-visible {
    outline: 3px solid var(--primary-color);
    outline-offset: 2px;
}

button:focus-visible,
a:focus-visible {
    outline: 3px solid var(--primary-color);
    outline-offset: 2px;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --border-color: #000000;
        --text-secondary: #000000;
    }

    .btn-primary,
    .btn-secondary {
        border: 2px solid currentColor;
    }
}

/* Dark mode support (optional) */
@media (prefers-color-scheme: dark) {
    /* Add dark mode styles here if desired */
}

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

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

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

.text-right {
    text-align: right;
}

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mt-4 { margin-top: 32px; }
.mt-5 { margin-top: 48px; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mb-4 { margin-bottom: 32px; }
.mb-5 { margin-bottom: 48px; }

.hidden {
    display: none;
}

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