/* ============================================
   Anderson Technical Labs - Enterprise Website
   Premium Navy/Teal Design System
   ============================================ */

/* ============================================
   CSS Variables & Color System
   ============================================ */
:root {
    /* Primary Colors */
    --color-navy-dark: #0a1929;
    --color-navy: #1a2f42;
    --color-navy-light: #2d4a5f;
    --color-teal: #00bcd4;
    --color-teal-dark: #0097a7;
    --color-teal-light: #4dd0e1;

    /* Neutral Colors */
    --color-white: #ffffff;
    --color-gray-50: #f8f9fa;
    --color-gray-100: #f1f3f5;
    --color-gray-200: #e9ecef;
    --color-gray-300: #dee2e6;
    --color-gray-400: #ced4da;
    --color-gray-500: #adb5bd;
    --color-gray-600: #6c757d;
    --color-gray-700: #495057;
    --color-gray-800: #343a40;
    --color-gray-900: #212529;

    /* Semantic Colors */
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-error: #ef4444;
    --color-info: #3b82f6;

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-weight-light: 300;
    --font-weight-regular: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;

    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-base: 250ms ease-in-out;
    --transition-slow: 400ms ease-in-out;

    /* Container */
    --container-max-width: 1200px;
}

/* ============================================
   Base Styles & Reset
   ============================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-primary);
    font-weight: var(--font-weight-regular);
    line-height: 1.6;
    color: var(--color-gray-800);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   Typography
   ============================================ */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: var(--font-weight-bold);
    line-height: 1.2;
    color: var(--color-navy-dark);
    margin-bottom: var(--spacing-md);
}

h1 {
    font-size: 3rem;
}

h2 {
    font-size: 2.5rem;
}

h3 {
    font-size: 2rem;
}

h4 {
    font-size: 1.5rem;
}

h5 {
    font-size: 1.25rem;
}

h6 {
    font-size: 1rem;
}

p {
    margin-bottom: var(--spacing-sm);
    color: var(--color-gray-700);
}

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

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

ul,
ol {
    margin-left: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

li {
    margin-bottom: var(--spacing-xs);
    color: var(--color-gray-700);
}

strong {
    font-weight: var(--font-weight-semibold);
    color: var(--color-gray-900);
}

/* ============================================
   Container
   ============================================ */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* ============================================
   Navigation
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(10, 25, 41, 0.95);
    backdrop-filter: blur(10px);
    padding: var(--spacing-sm) 0;
    z-index: 1000;
    box-shadow: var(--shadow-md);
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
}

.logo-text {
    font-size: 1.25rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-white);
    letter-spacing: -0.5px;
}

.logo-img {
    height: 38px;
    width: auto;
    display: block;
}

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

.nav-link {
    color: var(--color-gray-200);
    font-weight: var(--font-weight-medium);
    font-size: 0.95rem;
    transition: color var(--transition-fast);
    position: relative;
}

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

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--color-teal);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
}

.hamburger span {
    width: 25px;
    height: 2px;
    background: var(--color-white);
    transition: var(--transition-base);
}

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    font-weight: var(--font-weight-semibold);
    font-size: 0.95rem;
    text-align: center;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    cursor: pointer;
    border: none;
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-teal), var(--color-teal-dark));
    color: var(--color-white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px -5px rgba(0, 188, 212, 0.4);
}

.btn-primary-nav {
    background: var(--color-teal);
    color: var(--color-white);
    padding: 0.65rem 1.25rem;
    font-size: 0.9rem;
}

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

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

.btn-secondary:hover {
    background: var(--color-white);
    color: var(--color-navy-dark);
}

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

/* ============================================
   Hero Section with Video
   ============================================ */
.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: var(--color-navy-dark);
    padding-top: 80px;
}

.hero-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.3;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(10, 25, 41, 0.9) 0%, rgba(0, 188, 212, 0.2) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--color-white);
    max-width: 900px;
    padding: var(--spacing-3xl) var(--spacing-lg);
}

.hero-title {
    font-size: 3.5rem;
    font-weight: var(--font-weight-extrabold);
    color: var(--color-white);
    margin-bottom: var(--spacing-lg);
    line-height: 1.1;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-gray-200);
    margin-bottom: var(--spacing-xl);
    line-height: 1.6;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 3;
}

.scroll-arrow {
    width: 30px;
    height: 50px;
    border: 2px solid var(--color-teal);
    border-radius: 25px;
    position: relative;
}

.scroll-arrow::after {
    content: '';
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 6px;
    height: 6px;
    background: var(--color-teal);
    border-radius: 50%;
    animation: scroll 2s infinite;
}

@keyframes scroll {
    0% {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }

    100% {
        opacity: 0;
        transform: translateX(-50%) translateY(20px);
    }
}

/* ============================================
   Animations
   ============================================ */
.fade-in {
    opacity: 0;
    animation: fadeIn 1s ease-in forwards;
}

.fade-in-delay {
    opacity: 0;
    animation: fadeIn 1s ease-in 0.3s forwards;
}

.fade-in-delay-2 {
    opacity: 0;
    animation: fadeIn 1s ease-in 0.6s forwards;
}

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

/* ============================================
   Section Styles
   ============================================ */
.section {
    padding: var(--spacing-3xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.section-title {
    font-size: 2.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-navy-dark);
    margin-bottom: var(--spacing-md);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-gray-600);
    line-height: 1.7;
}

.alt-bg {
    background: var(--color-gray-50);
}

/* ============================================
   Problem Section
   ============================================ */
.problem-section {
    background: var(--color-navy-dark);
    color: var(--color-white);
}

.problem-section .section-title {
    color: var(--color-white);
}

.problem-section .section-subtitle {
    color: var(--color-gray-300);
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.problem-card {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
    transition: all var(--transition-base);
}

.problem-card:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(0, 188, 212, 0.5);
    box-shadow: 0 10px 30px rgba(0, 188, 212, 0.2);
}

.problem-icon {
    font-size: 2.5rem;
    color: var(--color-teal);
    margin-bottom: var(--spacing-md);
}

.problem-card h3 {
    color: var(--color-white);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
}

.problem-card p {
    color: var(--color-gray-300);
}

/* ============================================
   About Section
   ============================================ */
.about-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
}

.about-lead {
    font-size: 1.25rem;
    color: var(--color-gray-700);
    line-height: 1.7;
    margin-bottom: var(--spacing-xl);
}

.about-details {
    display: grid;
    gap: var(--spacing-lg);
}

.detail-item h4 {
    color: var(--color-teal-dark);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xs);
}

.detail-item p {
    color: var(--color-gray-600);
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.stat-card {
    background: linear-gradient(135deg, var(--color-teal), var(--color-teal-dark));
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    text-align: center;
    color: var(--color-white);
}

.stat-number {
    font-size: 3rem;
    font-weight: var(--font-weight-extrabold);
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: 1rem;
    opacity: 0.9;
}

/* ============================================
   Capabilities Section
   ============================================ */
.capabilities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.capability-card {
    background: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-gray-200);
    transition: all var(--transition-base);
}

.capability-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-teal);
}

.capability-icon {
    font-size: 2.5rem;
    color: var(--color-teal);
    margin-bottom: var(--spacing-md);
}

.capability-card h3 {
    font-size: 1.5rem;
    color: var(--color-navy-dark);
    margin-bottom: var(--spacing-sm);
}

.capability-subtitle {
    color: var(--color-gray-600);
    font-style: italic;
    margin-bottom: var(--spacing-md);
}

.capability-features {
    list-style: none;
    margin-left: 0;
    margin-bottom: var(--spacing-md);
}

.capability-features li {
    padding-left: 1.5rem;
    position: relative;
    margin-bottom: var(--spacing-sm);
}

.capability-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-teal);
    font-weight: var(--font-weight-bold);
}

.capability-outcome {
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-gray-200);
    font-size: 0.95rem;
    color: var(--color-gray-600);
}

/* ============================================
   Philosophy Section
   ============================================ */
.philosophy-section {
    background: linear-gradient(135deg, var(--color-navy-dark) 0%, var(--color-navy) 100%);
    color: var(--color-white);
}

.philosophy-content {
    max-width: 1000px;
    margin: 0 auto;
}

.philosophy-content .section-title {
    color: var(--color-white);
    text-align: center;
}

.philosophy-lead {
    font-size: 1.25rem;
    text-align: center;
    color: var(--color-gray-300);
    margin-bottom: var(--spacing-xl);
}

.philosophy-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.philosophy-card {
    background: rgba(255, 255, 255, 0.05);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.philosophy-number {
    font-size: 2rem;
    font-weight: var(--font-weight-extrabold);
    color: var(--color-teal);
    margin-bottom: var(--spacing-md);
}

.philosophy-card h3 {
    color: var(--color-white);
    margin-bottom: var(--spacing-sm);
}

.philosophy-card p {
    color: var(--color-gray-300);
}

/* ============================================
   Approach Section
   ============================================ */
.approach-timeline {
    display: grid;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.approach-phase {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: var(--spacing-lg);
    padding: var(--spacing-xl);
    background: var(--color-white);
    border-radius: var(--radius-lg);
    border: 2px solid var(--color-gray-200);
    transition: all var(--transition-base);
}

.approach-phase:hover {
    border-color: var(--color-teal);
    box-shadow: var(--shadow-lg);
}

.phase-badge {
    background: linear-gradient(135deg, var(--color-teal), var(--color-teal-dark));
    color: var(--color-white);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    font-weight: var(--font-weight-bold);
    height: fit-content;
}

.phase-content h3 {
    color: var(--color-navy-dark);
    margin-bottom: var(--spacing-sm);
}

.phase-cost {
    color: var(--color-teal-dark);
    font-weight: var(--font-weight-bold);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-md);
}

.phase-deliverables {
    list-style: none;
    margin-left: 0;
}

.phase-deliverables li {
    padding-left: 1.5rem;
    position: relative;
    margin-bottom: var(--spacing-xs);
}

.phase-deliverables li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--color-teal);
    font-weight: var(--font-weight-bold);
}

/* ============================================
   Why Section
   ============================================ */
.why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.why-card {
    padding: var(--spacing-xl);
    background: var(--color-white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-gray-200);
    transition: all var(--transition-base);
}

.why-card:hover {
    border-color: var(--color-teal);
    box-shadow: var(--shadow-lg);
}

.why-card h3 {
    color: var(--color-navy-dark);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
}

.why-card p {
    color: var(--color-gray-600);
    line-height: 1.7;
}

/* ============================================
   Contact Section
   ============================================ */
.contact-section {
    background: var(--color-gray-50);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: start;
}

.contact-info {
    padding: var(--spacing-lg);
}

.contact-lead {
    font-size: 1.125rem;
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-xl);
    line-height: 1.7;
}

.contact-details {
    display: grid;
    gap: var(--spacing-lg);
}

.contact-detail {
    display: flex;
    align-items: start;
    gap: var(--spacing-md);
}

.contact-detail i {
    font-size: 1.5rem;
    color: var(--color-teal);
    margin-top: 5px;
}

.contact-detail h4 {
    font-size: 1rem;
    color: var(--color-navy-dark);
    margin-bottom: 0.25rem;
}

.contact-detail p {
    color: var(--color-gray-600);
    margin: 0;
}

.contact-form-wrapper {
    background: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    position: relative;
}

.contact-form h3 {
    margin-bottom: var(--spacing-lg);
    color: var(--color-navy-dark);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: var(--font-weight-medium);
    color: var(--color-gray-700);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-md);
    font-family: var(--font-primary);
    font-size: 0.95rem;
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-teal);
    box-shadow: 0 0 0 3px rgba(0, 188, 212, 0.1);
}

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

.form-note {
    font-size: 0.875rem;
    color: var(--color-gray-500);
    text-align: center;
    margin-top: var(--spacing-md);
}

.form-success {
    display: none;
    text-align: center;
    padding: var(--spacing-2xl);
}

.form-success.active {
    display: block;
}

.form-success i {
    font-size: 4rem;
    color: var(--color-success);
    margin-bottom: var(--spacing-md);
}

.form-success h3 {
    color: var(--color-success);
    margin-bottom: var(--spacing-sm);
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background: var(--color-navy-dark);
    color: var(--color-gray-300);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-column h4 {
    color: var(--color-white);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-md);
}

.footer-column p {
    color: var(--color-gray-400);
    margin-bottom: var(--spacing-md);
}

.footer-column a {
    display: block;
    color: var(--color-gray-400);
    margin-bottom: var(--spacing-xs);
    transition: color var(--transition-fast);
}

.footer-column a:hover {
    color: var(--color-teal-light);
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transition: all var(--transition-base);
}

.social-links a:hover {
    background: var(--color-teal);
    transform: translateY(-2px);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: var(--color-gray-500);
    margin: 0;
}

.footer-legal {
    display: flex;
    gap: var(--spacing-lg);
}

.footer-legal a {
    color: var(--color-gray-500);
    font-size: 0.875rem;
}

/* ============================================
   Page Header (for subpages)
   ============================================ */
.page-header {
    background: linear-gradient(135deg, var(--color-navy-dark) 0%, var(--color-navy) 100%);
    color: var(--color-white);
    padding: var(--spacing-3xl) 0 var(--spacing-2xl);
    margin-top: 60px;
    text-align: center;
}

.page-title {
    font-size: 3rem;
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
}

.page-subtitle {
    font-size: 1.25rem;
    color: var(--color-gray-300);
    max-width: 800px;
    margin: 0 auto;
}

/* ============================================
   Case Studies
   ============================================ */
.case-study-section {
    padding: var(--spacing-3xl) 0;
}

.case-study {
    max-width: 1000px;
    margin: 0 auto;
}

.case-study-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.case-badge {
    display: inline-block;
    background: var(--color-teal);
    color: var(--color-white);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    font-weight: var(--font-weight-semibold);
    font-size: 0.875rem;
    margin-bottom: var(--spacing-md);
}

.case-title {
    font-size: 2.5rem;
    color: var(--color-navy-dark);
    margin-bottom: var(--spacing-md);
}

.case-tagline {
    font-size: 1.25rem;
    color: var(--color-gray-600);
}

.case-overview {
    display: grid;
    gap: var(--spacing-2xl);
}

.case-challenge,
.case-solution,
.case-outcome {
    background: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-gray-200);
}

.case-challenge h3,
.case-solution h3,
.case-outcome h3 {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-navy-dark);
    margin-bottom: var(--spacing-md);
}

.case-challenge h3 i {
    color: var(--color-warning);
}

.case-solution h3 i {
    color: var(--color-info);
}

.case-outcome h3 i {
    color: var(--color-success);
}

.solution-component {
    margin-bottom: var(--spacing-xl);
}

.solution-component h4 {
    color: var(--color-teal-dark);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
}

.outcome-metrics {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.metric-card {
    background: linear-gradient(135deg, var(--color-teal-light), var(--color-teal));
    color: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    text-align: center;
}

.metric-value {
    font-size: 2.5rem;
    font-weight: var(--font-weight-extrabold);
    margin-bottom: var(--spacing-sm);
}

.metric-label {
    font-size: 1rem;
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-sm);
}

.metric-card p {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.9);
}

.outcome-testimonial {
    background: var(--color-gray-50);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--color-teal);
}

.outcome-testimonial blockquote {
    margin: 0;
}

.outcome-testimonial p {
    font-size: 1.125rem;
    font-style: italic;
    color: var(--color-gray-700);
    margin-bottom: var(--spacing-md);
}

.outcome-testimonial cite {
    font-style: normal;
    font-weight: var(--font-weight-semibold);
    color: var(--color-navy-dark);
}

.case-tech-stack {
    margin-top: var(--spacing-2xl);
    padding: var(--spacing-xl);
    background: var(--color-gray-50);
    border-radius: var(--radius-lg);
}

.case-tech-stack h3 {
    color: var(--color-navy-dark);
    margin-bottom: var(--spacing-md);
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.tech-tag {
    display: inline-block;
    background: var(--color-white);
    color: var(--color-teal-dark);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    font-weight: var(--font-weight-medium);
    font-size: 0.875rem;
    border: 1px solid var(--color-gray-300);
}

.case-study-cta {
    margin-top: var(--spacing-2xl);
    padding: var(--spacing-lg);
    background: var(--color-teal-light);
    background: linear-gradient(135deg, rgba(0, 188, 212, 0.1), rgba(0, 188, 212, 0.05));
    border-radius: var(--radius-lg);
    text-align: center;
}

.case-study-cta p {
    margin: 0;
    font-size: 1.125rem;
}

/* ============================================
   Services Page
   ============================================ */
.services-intro {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.services-intro h2 {
    font-size: 2.5rem;
    color: var(--color-navy-dark);
    margin-bottom: var(--spacing-md);
}

.services-intro p {
    font-size: 1.125rem;
    color: var(--color-gray-600);
    line-height: 1.7;
}

.service-tiers-nav {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.tier-nav-card {
    display: block;
    background: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    border: 2px solid var(--color-gray-200);
    text-align: center;
    transition: all var(--transition-base);
}

.tier-nav-card:hover {
    border-color: var(--color-teal);
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
}

.tier-nav-card i {
    font-size: 3rem;
    color: var(--color-teal);
    margin-bottom: var(--spacing-md);
}

.tier-nav-card h3 {
    color: var(--color-navy-dark);
    margin-bottom: var(--spacing-sm);
}

.tier-nav-card p {
    color: var(--color-gray-600);
    margin: 0;
}

.service-tier {
    max-width: 1100px;
    margin: 0 auto;
}

.tier-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.tier-icon-large {
    font-size: 4rem;
    color: var(--color-teal);
    flex-shrink: 0;
}

.tier-title-group h2 {
    font-size: 2.5rem;
    color: var(--color-navy-dark);
    margin-bottom: var(--spacing-sm);
}

.tier-tagline {
    font-size: 1.25rem;
    color: var(--color-gray-600);
    font-style: italic;
}

.tier-overview {
    background: var(--color-gray-50);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-2xl);
}

.tier-overview h3 {
    color: var(--color-navy-dark);
    margin-bottom: var(--spacing-md);
}

.tier-overview p {
    color: var(--color-gray-700);
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
}

.tier-capabilities {
    margin-bottom: var(--spacing-2xl);
}

.tier-capabilities>h3 {
    text-align: center;
    font-size: 2rem;
    color: var(--color-navy-dark);
    margin-bottom: var(--spacing-xl);
}

.capabilities-detailed-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: var(--spacing-lg);
}

.capability-detailed-card {
    background: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-gray-200);
    transition: all var(--transition-base);
}

.capability-detailed-card:hover {
    border-color: var(--color-teal);
    box-shadow: var(--shadow-lg);
}

.capability-detailed-card h4 {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-navy-dark);
    margin-bottom: var(--spacing-md);
    font-size: 1.25rem;
}

.capability-detailed-card h4 i {
    color: var(--color-teal);
}

.tier-engagement-models {
    margin-top: var(--spacing-2xl);
    padding: var(--spacing-xl);
    background: var(--color-gray-50);
    border-radius: var(--radius-lg);
}

.tier-engagement-models h3 {
    text-align: center;
    color: var(--color-navy-dark);
    margin-bottom: var(--spacing-xl);
}

.engagement-models-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.engagement-model-card {
    background: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    border: 2px solid var(--color-teal);
}

.engagement-model-card h4 {
    color: var(--color-navy-dark);
    margin-bottom: var(--spacing-md);
}

.engagement-model-card p {
    margin-bottom: var(--spacing-sm);
    font-size: 0.95rem;
}

.tier-case-study-cta {
    margin-top: var(--spacing-2xl);
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, rgba(0, 188, 212, 0.1), rgba(0, 188, 212, 0.05));
    border-radius: var(--radius-lg);
    text-align: center;
}

.tier-case-study-cta p {
    margin: 0;
    font-size: 1.125rem;
}

.tier-case-study-cta i {
    color: var(--color-teal);
    margin-right: var(--spacing-xs);
}

.cross-tier-section {
    background: var(--color-navy-dark);
    color: var(--color-white);
}

.cross-tier-section .section-title {
    color: var(--color-white);
}

.cross-tier-section .section-subtitle {
    color: var(--color-gray-300);
}

.cross-tier-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.cross-tier-card {
    background: rgba(255, 255, 255, 0.05);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.cross-tier-card i {
    font-size: 2.5rem;
    color: var(--color-teal);
    margin-bottom: var(--spacing-md);
}

.cross-tier-card h3 {
    color: var(--color-white);
    margin-bottom: var(--spacing-sm);
}

.cross-tier-card p {
    color: var(--color-gray-300);
    margin: 0;
}

.pricing-section {
    background: var(--color-gray-50);
}

.pricing-content {
    max-width: 1000px;
    margin: 0 auto;
}

.pricing-intro {
    text-align: center;
    font-size: 1.125rem;
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-xl);
}

.pricing-models {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.pricing-model-card {
    background: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    border: 2px solid var(--color-gray-200);
}

.pricing-model-card h3 {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-navy-dark);
    margin-bottom: var(--spacing-md);
}

.pricing-model-card h3 i {
    color: var(--color-teal);
}

.pricing-footnote {
    background: linear-gradient(135deg, var(--color-teal), var(--color-teal-dark));
    color: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    text-align: center;
}

.pricing-footnote p {
    margin: 0;
    font-size: 1.125rem;
    color: var(--color-white);
}

.tech-approach-content {
    max-width: 900px;
    margin: 0 auto;
}

.tech-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
}

.tech-category {
    background: var(--color-gray-50);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
}

.tech-category h4 {
    color: var(--color-teal-dark);
    margin-bottom: var(--spacing-sm);
}

.tech-category p {
    margin: 0;
    font-size: 0.95rem;
}

.tech-principle {
    text-align: center;
    font-size: 1.125rem;
    font-style: italic;
    color: var(--color-gray-700);
    padding: var(--spacing-lg);
    background: var(--color-gray-50);
    border-radius: var(--radius-lg);
}

/* ============================================
   CTA Sections
   ============================================ */
.cta-section-alt {
    background: linear-gradient(135deg, var(--color-teal), var(--color-teal-dark));
    color: var(--color-white);
    padding: var(--spacing-3xl) 0;
}

.cta-content-centered {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-content-centered h2 {
    color: var(--color-white);
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

.cta-content-centered p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xl);
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 968px) {
    .nav-menu {
        position: fixed;
        top: 60px;
        right: -100%;
        width: 280px;
        height: calc(100vh - 60px);
        background: var(--color-navy-dark);
        flex-direction: column;
        align-items: flex-start;
        padding: var(--spacing-xl);
        transition: right var(--transition-base);
        box-shadow: var(--shadow-xl);
    }

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

    .hamburger {
        display: flex;
    }

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

    .hero-subtitle {
        font-size: 1.125rem;
    }

    .contact-wrapper {
        grid-template-columns: 1fr;
    }

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

    .tier-header {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 640px) {
    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.75rem;
    }

    h3 {
        font-size: 1.5rem;
    }

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

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

    .section {
        padding: var(--spacing-2xl) 0;
    }

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

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

    .footer-bottom {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }

    .problem-grid,
    .why-grid,
    .cross-tier-grid,
    .pricing-models {
        grid-template-columns: 1fr;
    }
}