/* ===================================
   HARKAWIK - PROFESSIONAL AI HEADSHOTS
   Custom Styles
   =================================== */

/* ===================================
   CSS Variables & Design System
   =================================== */
:root {
    /* Colors */
    --primary-color: #10B981;
    --primary-dark: #059669;
    --primary-light: #34D399;
    --secondary-color: #1F2937;
    --text-primary: #111827;
    --text-secondary: #6B7280;
    --text-light: #9CA3AF;
    --white: #FFFFFF;
    --gray-50: #F9FAFB;
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --gray-300: #D1D5DB;
    --gray-800: #1F2937;
    --gray-900: #111827;
    --error: #EF4444;
    --success: #10B981;

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;
    --font-weight-black: 900;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;
    --spacing-4xl: 8rem;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;

    /* 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);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 300ms ease;
    --transition-slow: 500ms ease;

    /* Container */
    --container-max-width: 1280px;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-primary);
    font-weight: var(--font-weight-normal);
    color: var(--text-primary);
    background-color: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}

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

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

ul, ol {
    list-style: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

input, textarea, select {
    font-family: inherit;
    font-size: inherit;
}

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

@media (min-width: 768px) {
    .container {
        padding: 0 var(--spacing-lg);
    }
}

@media (min-width: 1024px) {
    .container {
        padding: 0 var(--spacing-xl);
    }
}

.section-header {
    margin-bottom: var(--spacing-3xl);
}

.section-header.centered {
    text-align: center;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: var(--spacing-3xl);
}

.section-label {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: var(--font-weight-semibold);
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--spacing-sm);
}

.section-title {
    font-size: 2.5rem;
    font-weight: var(--font-weight-extrabold);
    color: var(--text-primary);
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

@media (max-width: 768px) {
    .section-title {
        font-size: 2rem;
    }
}

.section-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

/* ===================================
   Buttons
   =================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 1.75rem;
    font-size: 1rem;
    font-weight: var(--font-weight-semibold);
    border-radius: var(--radius-lg);
    transition: all var(--transition-normal);
    text-align: center;
    cursor: pointer;
    border: 2px solid transparent;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-primary);
    border-color: var(--gray-300);
}

.btn-secondary:hover {
    background-color: var(--gray-50);
    border-color: var(--gray-400);
}

.btn-block {
    width: 100%;
}

/* ===================================
   Navigation
   =================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: var(--white);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

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

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-svg {
    width: 40px;
    height: 40px;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
}

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

.nav-link {
    font-size: 0.9375rem;
    font-weight: var(--font-weight-medium);
    color: var(--text-secondary);
    transition: var(--transition-fast);
}

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

.nav-link.nav-cta {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 0.625rem 1.25rem;
    border-radius: var(--radius-md);
}

.nav-link.nav-cta:hover {
    background-color: var(--primary-dark);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 0.25rem;
    cursor: pointer;
}

.hamburger span {
    width: 24px;
    height: 2px;
    background-color: var(--text-primary);
    transition: var(--transition-fast);
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        flex-direction: column;
        background-color: var(--white);
        padding: var(--spacing-lg);
        gap: var(--spacing-md);
        box-shadow: var(--shadow-lg);
        transform: translateY(-100vh);
        transition: var(--transition-normal);
    }

    .nav-menu.active {
        transform: translateY(0);
    }

    .hamburger {
        display: flex;
    }

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

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

    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(6px, -6px);
    }
}

/* ===================================
   Hero Section
   =================================== */
.hero {
    position: relative;
    padding: calc(80px + var(--spacing-4xl)) 0 var(--spacing-4xl);
    background: linear-gradient(180deg, var(--gray-50) 0%, var(--white) 100%);
    overflow: hidden;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }
}

.hero-text {
    z-index: 2;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: var(--font-weight-black);
    line-height: 1.1;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

@media (max-width: 1024px) {
    .hero-title {
        font-size: 2.5rem;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2rem;
    }
}

.hero-title .highlight {
    display: block;
    color: var(--primary-color);
    margin-top: var(--spacing-xs);
}

.hero-description {
    font-size: 1.25rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
}

@media (max-width: 768px) {
    .hero-description {
        font-size: 1.125rem;
    }
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-2xl);
}

@media (max-width: 640px) {
    .hero-cta {
        flex-direction: column;
    }
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--gray-200);
}

@media (max-width: 640px) {
    .hero-stats {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
}

.stat {
    text-align: left;
}

.stat-number {
    font-size: 2rem;
    font-weight: var(--font-weight-extrabold);
    color: var(--primary-color);
    margin-bottom: 0.25rem;
}

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

.hero-visual {
    position: relative;
    z-index: 2;
}

.mockup-container {
    position: relative;
    width: 100%;
}

.headshot-grid-preview {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    padding: 2rem;
    background: var(--white);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-2xl);
}

@media (max-width: 640px) {
    .headshot-grid-preview {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.75rem;
        padding: 1.5rem;
    }
}

.headshot-card {
    aspect-ratio: 1;
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    transition: var(--transition-normal);
}

.headshot-card:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

.headshot-silhouette {
    width: 60%;
    height: 60%;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    position: relative;
}

.headshot-silhouette::after {
    content: '';
    position: absolute;
    bottom: -20%;
    left: 50%;
    transform: translateX(-50%);
    width: 120%;
    height: 60%;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50% 50% 0 0;
}

.headshot-label {
    position: absolute;
    bottom: 0.75rem;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(255, 255, 255, 0.95);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
}

.hero-bg-shapes {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
    z-index: 1;
}

.shape {
    position: absolute;
    border-radius: 50%;
    opacity: 0.1;
}

.shape-1 {
    width: 400px;
    height: 400px;
    background: var(--primary-color);
    top: -100px;
    right: -100px;
    animation: float 20s infinite ease-in-out;
}

.shape-2 {
    width: 300px;
    height: 300px;
    background: var(--primary-light);
    bottom: -150px;
    left: -150px;
    animation: float 15s infinite ease-in-out reverse;
}

.shape-3 {
    width: 200px;
    height: 200px;
    background: var(--primary-dark);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: float 25s infinite ease-in-out;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-30px) rotate(180deg);
    }
}

/* ===================================
   Value Proposition Section
   =================================== */
.value-prop {
    padding: var(--spacing-4xl) 0;
    background-color: var(--white);
}

.comparison-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
}

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

.comparison-card {
    background: var(--white);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    transition: var(--transition-normal);
}

.comparison-card:hover {
    box-shadow: var(--shadow-xl);
}

.comparison-card.modern {
    border-color: var(--primary-color);
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.03) 0%, rgba(16, 185, 129, 0.08) 100%);
}

.comparison-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-lg);
}

.comparison-header h3 {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
}

.comparison-tag {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    background: var(--gray-100);
    color: var(--text-secondary);
}

.comparison-tag.green {
    background: var(--primary-color);
    color: var(--white);
}

.comparison-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.comparison-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    font-size: 1rem;
    line-height: 1.6;
}

.comparison-list li svg {
    flex-shrink: 0;
    margin-top: 0.125rem;
}

.comparison-list li.negative span {
    color: var(--text-secondary);
}

.comparison-list li.positive span {
    color: var(--text-primary);
}

/* ===================================
   How It Works Section
   =================================== */
.how-it-works {
    padding: var(--spacing-4xl) 0;
    background: linear-gradient(180deg, var(--white) 0%, var(--gray-50) 100%);
}

.process-steps {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3xl);
}

.process-step {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: var(--spacing-xl);
    align-items: start;
}

@media (max-width: 768px) {
    .process-step {
        grid-template-columns: 1fr;
    }
}

.step-number {
    font-size: 4rem;
    font-weight: var(--font-weight-black);
    color: var(--primary-color);
    opacity: 0.2;
    line-height: 1;
}

@media (max-width: 768px) {
    .step-number {
        font-size: 3rem;
    }
}

.step-content {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
}

.step-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, rgba(16, 185, 129, 0.2) 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
}

.step-title {
    font-size: 1.75rem;
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.step-description {
    font-size: 1.0625rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.step-tips {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: var(--gray-50);
    border-radius: var(--radius-md);
    border-left: 3px solid var(--primary-color);
}

.step-tips li {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    padding-left: var(--spacing-md);
    position: relative;
}

.step-tips li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: var(--font-weight-bold);
}

/* ===================================
   Features Section
   =================================== */
.features {
    padding: var(--spacing-4xl) 0;
    background-color: var(--white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
}

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

@media (max-width: 640px) {
    .features-grid {
        grid-template-columns: 1fr;
    }
}

.feature-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    transition: var(--transition-normal);
}

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

.feature-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, rgba(16, 185, 129, 0.2) 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
}

.feature-title {
    font-size: 1.25rem;
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

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

/* ===================================
   Use Cases Section
   =================================== */
.use-cases {
    padding: var(--spacing-4xl) 0;
    background: linear-gradient(180deg, var(--white) 0%, var(--gray-50) 100%);
}

.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
}

@media (max-width: 768px) {
    .use-cases-grid {
        grid-template-columns: 1fr;
    }
}

.use-case-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
}

.use-case-card:hover {
    box-shadow: var(--shadow-xl);
    transform: translateY(-4px);
}

.use-case-image {
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.use-case-image svg {
    position: relative;
    z-index: 2;
}

.use-case-content {
    padding: var(--spacing-xl);
}

.use-case-title {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

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

/* ===================================
   Technology Section
   =================================== */
.technology {
    padding: var(--spacing-4xl) 0;
    background-color: var(--white);
}

.tech-content {
    margin-bottom: var(--spacing-3xl);
}

.tech-main {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
    margin-bottom: var(--spacing-3xl);
}

@media (max-width: 1024px) {
    .tech-main {
        grid-template-columns: 1fr;
    }
}

.tech-visual {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-2xl);
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.05) 0%, rgba(16, 185, 129, 0.15) 100%);
    border-radius: var(--radius-2xl);
}

.tech-animation {
    width: 100%;
    max-width: 400px;
}

.neural-network {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 3rem;
    padding: 2rem;
}

.layer {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    flex: 1;
}

.node {
    width: 40px;
    height: 40px;
    background: var(--primary-color);
    border-radius: 50%;
    box-shadow: 0 0 20px rgba(16, 185, 129, 0.3);
    animation: pulse 2s infinite ease-in-out;
}

.layer:nth-child(2) .node:nth-child(1) { animation-delay: 0.2s; }
.layer:nth-child(2) .node:nth-child(2) { animation-delay: 0.4s; }
.layer:nth-child(2) .node:nth-child(3) { animation-delay: 0.6s; }
.layer:nth-child(2) .node:nth-child(4) { animation-delay: 0.8s; }
.layer:nth-child(2) .node:nth-child(5) { animation-delay: 1s; }

.layer:nth-child(3) .node:nth-child(1) { animation-delay: 0.3s; }
.layer:nth-child(3) .node:nth-child(2) { animation-delay: 0.5s; }
.layer:nth-child(3) .node:nth-child(3) { animation-delay: 0.7s; }
.layer:nth-child(3) .node:nth-child(4) { animation-delay: 0.9s; }
.layer:nth-child(3) .node:nth-child(5) { animation-delay: 1.1s; }

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.8;
    }
    50% {
        transform: scale(1.1);
        opacity: 1;
    }
}

.tech-details h3 {
    font-size: 2rem;
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.tech-details p {
    font-size: 1.0625rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.tech-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.tech-list li {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--text-secondary);
    padding-left: var(--spacing-md);
    position: relative;
}

.tech-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: var(--font-weight-bold);
}

.tech-list strong {
    color: var(--text-primary);
    font-weight: var(--font-weight-semibold);
}

.tech-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
}

@media (max-width: 768px) {
    .tech-features {
        grid-template-columns: 1fr;
    }
}

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

.tech-feature-icon {
    margin-bottom: var(--spacing-md);
}

.tech-feature h4 {
    font-size: 1.125rem;
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

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

.tech-specs {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-2xl);
}

.tech-specs-title {
    font-size: 1.75rem;
    font-weight: var(--font-weight-bold);
    color: var(--white);
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.specs-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
}

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

@media (max-width: 640px) {
    .specs-grid {
        grid-template-columns: 1fr;
    }
}

.spec-item {
    text-align: center;
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(10px);
}

.spec-label {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--spacing-xs);
}

.spec-value {
    font-size: 1.25rem;
    font-weight: var(--font-weight-bold);
    color: var(--white);
}

/* ===================================
   Capabilities Section
   =================================== */
.capabilities {
    padding: var(--spacing-4xl) 0;
    background: linear-gradient(180deg, var(--gray-50) 0%, var(--white) 100%);
}

.capabilities-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
}

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

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

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

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

.capability-card.large {
    grid-column: span 2;
}

@media (max-width: 1024px) {
    .capability-card.large {
        grid-column: span 1;
    }
}

.capability-header {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.capability-icon {
    flex-shrink: 0;
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, rgba(16, 185, 129, 0.2) 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
}

.capability-header h3 {
    font-size: 1.375rem;
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
    flex: 1;
}

.capability-description {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.capability-details {
    border-top: 1px solid var(--gray-200);
    padding-top: var(--spacing-md);
}

.capability-details h4 {
    font-size: 1rem;
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.capability-details ul {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
}

.capability-details li {
    font-size: 0.875rem;
    line-height: 1.6;
    color: var(--text-secondary);
    padding-left: var(--spacing-md);
    position: relative;
}

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

.capability-note {
    font-size: 0.875rem;
    line-height: 1.6;
    color: var(--text-secondary);
    padding: var(--spacing-sm);
    background: var(--gray-50);
    border-radius: var(--radius-md);
    border-left: 3px solid var(--primary-color);
}

/* ===================================
   Contact Section
   =================================== */
.contact {
    padding: var(--spacing-4xl) 0;
    background-color: var(--white);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 5fr 7fr;
    gap: var(--spacing-3xl);
    align-items: start;
}

@media (max-width: 1024px) {
    .contact-wrapper {
        grid-template-columns: 1fr;
    }
}

.contact-info {
    position: sticky;
    top: 100px;
}

@media (max-width: 1024px) {
    .contact-info {
        position: static;
    }
}

.contact-description {
    font-size: 1.0625rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

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

.detail-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, rgba(16, 185, 129, 0.2) 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
}

.detail-content {
    flex: 1;
}

.detail-label {
    font-size: 0.875rem;
    font-weight: var(--font-weight-semibold);
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
}

.detail-value {
    font-size: 1rem;
    font-weight: var(--font-weight-medium);
    color: var(--text-primary);
}

.trust-indicators {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: var(--gray-50);
    border-radius: var(--radius-lg);
}

.trust-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.trust-item svg {
    flex-shrink: 0;
}

.contact-form-container {
    position: relative;
}

.contact-form {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

@media (max-width: 640px) {
    .contact-form {
        grid-template-columns: 1fr;
    }
}

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

.form-group.full-width {
    grid-column: span 2;
}

@media (max-width: 640px) {
    .form-group.full-width {
        grid-column: span 1;
    }
}

.form-group label {
    font-size: 0.875rem;
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

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

.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(16, 185, 129, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-xs);
    cursor: pointer;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.checkbox-label input[type="checkbox"] {
    margin-top: 0.25rem;
    cursor: pointer;
}

.form-note {
    grid-column: span 2;
    font-size: 0.75rem;
    color: var(--text-light);
    text-align: center;
    margin-top: var(--spacing-sm);
}

@media (max-width: 640px) {
    .form-note {
        grid-column: span 1;
    }
}

.form-success {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--spacing-3xl);
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
}

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

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

.form-success h3 {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.form-success p {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

/* ===================================
   Footer
   =================================== */
.footer {
    background-color: var(--gray-900);
    color: var(--white);
    padding: var(--spacing-3xl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-3xl);
    margin-bottom: var(--spacing-xl);
}

@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
}

.footer-brand .logo-text {
    color: var(--white);
}

.footer-tagline {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.7);
    margin-top: var(--spacing-md);
    max-width: 400px;
}

.footer-info {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
}

@media (max-width: 640px) {
    .footer-info {
        grid-template-columns: 1fr;
    }
}

.footer-section h4 {
    font-size: 1rem;
    font-weight: var(--font-weight-semibold);
    color: var(--white);
    margin-bottom: var(--spacing-md);
}

.footer-section p {
    font-size: 0.875rem;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: var(--spacing-xs);
}

.footer-section ul {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.footer-section ul li a {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition-fast);
}

.footer-section ul li a:hover {
    color: var(--primary-color);
}

.footer-bottom {
    padding-top: var(--spacing-lg);
    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);
    margin-bottom: var(--spacing-xs);
}

/* ===================================
   Animations
   =================================== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInFromLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

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

.slide-in-left {
    animation: slideInFromLeft 0.6s ease-out forwards;
}

.slide-in-right {
    animation: slideInFromRight 0.6s ease-out forwards;
}

/* ===================================
   Responsive Utilities
   =================================== */
@media (max-width: 640px) {
    :root {
        --spacing-xs: 0.375rem;
        --spacing-sm: 0.75rem;
        --spacing-md: 1rem;
        --spacing-lg: 1.5rem;
        --spacing-xl: 2rem;
        --spacing-2xl: 3rem;
        --spacing-3xl: 4rem;
        --spacing-4xl: 5rem;
    }
}

/* ===================================
   Accessibility
   =================================== */
.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;
}

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

/* ===================================
   Print Styles
   =================================== */
@media print {
    .navbar,
    .footer,
    .hero-cta,
    .contact-form {
        display: none;
    }

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

    h1, h2, h3 {
        page-break-after: avoid;
    }
}