/* ===================================
   Symble Technologies - Main Stylesheet
   AI-Powered Web Design Agency
   =================================== */

/* CSS Variables */
:root {
    /* Colors */
    --primary: #2563eb;
    --primary-light: #3b82f6;
    --primary-dark: #1d4ed8;
    --secondary: #0f172a;
    --accent: #06b6d4;
    
    /* Neutrals */
    --white: #ffffff;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #2563eb 0%, #06b6d4 100%);
    --gradient-dark: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    --gradient-glow: radial-gradient(circle at center, rgba(37, 99, 235, 0.15) 0%, transparent 70%);
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: 'Space Grotesk', sans-serif;
    
    /* Spacing */
    --section-padding: 120px;
    --container-width: 1200px;
    
    /* Effects */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-glow: 0 0 40px rgba(37, 99, 235, 0.3);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;
    
    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 32px;
}

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

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

body {
    font-family: var(--font-primary);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--gray-700);
    background-color: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

ul, ol {
    list-style: none;
}

/* Container */
.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    color: var(--gray-900);
    line-height: 1.2;
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); }
h4 { font-size: 1.125rem; }

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    font-family: var(--font-primary);
    font-size: 0.9375rem;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: var(--shadow-md), 0 0 0 0 rgba(37, 99, 235, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg), 0 0 20px rgba(37, 99, 235, 0.4);
}

.btn-secondary {
    background: var(--white);
    color: var(--gray-700);
    border: 2px solid var(--gray-200);
}

.btn-secondary:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.btn-large {
    padding: 18px 36px;
    font-size: 1rem;
}

.btn-full {
    width: 100%;
}

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

.section-tag {
    display: inline-block;
    padding: 6px 14px;
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary);
    font-size: 0.8125rem;
    font-weight: 600;
    border-radius: 100px;
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.section-title {
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--gray-500);
}

/* ===================================
   Navigation
   =================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    transition: all var(--transition-base);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 16px 24px;
}

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

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

.logo-img {
    width: 40px;
    height: 40px;
    object-fit: contain;
}

.logo-text {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
}

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

.nav-link {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--gray-600);
    transition: color var(--transition-fast);
}

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

.nav-btn {
    padding: 10px 24px;
    background: var(--gradient-primary);
    color: var(--white);
    font-weight: 600;
    font-size: 0.9375rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.nav-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

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

.mobile-menu-btn span {
    width: 24px;
    height: 2px;
    background: var(--gray-700);
    border-radius: 2px;
    transition: all var(--transition-fast);
}

/* ===================================
   Hero Section
   =================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 140px 24px 80px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
}

.orb-1 {
    width: 600px;
    height: 600px;
    background: rgba(37, 99, 235, 0.3);
    top: -200px;
    right: -200px;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: rgba(6, 182, 212, 0.2);
    bottom: -100px;
    left: -100px;
}

.grid-overlay {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(37, 99, 235, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(37, 99, 235, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
}

.hero-container {
    max-width: var(--container-width);
    margin: 0 auto;
    width: 100%;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(37, 99, 235, 0.1);
    border: 1px solid rgba(37, 99, 235, 0.2);
    border-radius: 100px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--primary);
    margin-bottom: 24px;
}

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

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

.hero-title {
    max-width: 800px;
    margin-bottom: 24px;
}

.hero-subtitle {
    max-width: 600px;
    font-size: 1.25rem;
    color: var(--gray-500);
    margin-bottom: 40px;
}

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

.hero-stats {
    display: flex;
    gap: 48px;
    flex-wrap: wrap;
}

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

.stat-number {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--gray-900);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--gray-500);
}

.hero-visual {
    position: absolute;
    right: 5%;
    top: 50%;
    transform: translateY(-50%);
    display: none;
}

@media (min-width: 1200px) {
    .hero-visual {
        display: block;
    }
}

.code-window {
    width: 400px;
    background: var(--gray-900);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
}

.window-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    background: var(--gray-800);
    border-bottom: 1px solid var(--gray-700);
}

.window-dots {
    display: flex;
    gap: 8px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.dot.red { background: #ef4444; }
.dot.yellow { background: #f59e0b; }
.dot.green { background: #10b981; }

.window-title {
    font-size: 0.8125rem;
    color: var(--gray-400);
    font-family: 'SF Mono', 'Monaco', monospace;
}

.window-content {
    padding: 24px;
}

.window-content pre {
    font-family: 'SF Mono', 'Monaco', 'Consolas', monospace;
    font-size: 0.875rem;
    line-height: 1.7;
}

.code-keyword { color: #c084fc; }
.code-variable { color: #60a5fa; }
.code-function { color: #34d399; }
.code-property { color: #f472b6; }
.code-string { color: #fbbf24; }
.code-boolean { color: #fb923c; }
.code-comment { color: var(--gray-500); }

/* ===================================
   Services Section
   =================================== */
.services {
    padding: var(--section-padding) 0;
    background: var(--gray-50);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.service-card {
    background: var(--white);
    padding: 36px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-100);
    transition: all var(--transition-base);
}

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

.service-card.featured {
    background: var(--gradient-dark);
    border: none;
}

.service-card.featured h3,
.service-card.featured p,
.service-card.featured li {
    color: var(--white);
}

.service-card.featured p {
    opacity: 0.8;
}

.service-card.featured .service-icon {
    background: rgba(255, 255, 255, 0.1);
}

.service-card.featured .service-icon svg {
    stroke: var(--white);
}

.service-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(37, 99, 235, 0.1);
    border-radius: var(--radius-md);
    margin-bottom: 24px;
}

.service-icon svg {
    width: 28px;
    height: 28px;
    stroke: var(--primary);
}

.service-card h3 {
    margin-bottom: 12px;
}

.service-card > p {
    color: var(--gray-500);
    margin-bottom: 20px;
}

.service-features {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.service-features li {
    font-size: 0.875rem;
    color: var(--gray-600);
    padding-left: 20px;
    position: relative;
}

.service-features li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary);
}

.service-card.featured .service-features li::before {
    color: var(--accent);
}

/* ===================================
   Work/Portfolio Section
   =================================== */
.work {
    padding: var(--section-padding) 0;
}

.work-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.work-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--gray-100);
    transition: all var(--transition-base);
}

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

.work-card.large {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: 1.5fr 1fr;
}

.work-image {
    aspect-ratio: 16/10;
    overflow: hidden;
}

.work-card.large .work-image {
    aspect-ratio: auto;
}

.work-placeholder {
    width: 100%;
    height: 100%;
    min-height: 240px;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--white);
}

.work-placeholder.alt {
    background: linear-gradient(135deg, #f59e0b 0%, #ef4444 100%);
}

.work-placeholder.dark {
    background: var(--gradient-dark);
    font-size: 1.25rem;
}

.work-info {
    padding: 32px;
}

.work-category {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
    display: block;
}

.work-info h3 {
    margin-bottom: 12px;
}

.work-info p {
    color: var(--gray-500);
    margin-bottom: 20px;
}

.work-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-weight: 600;
    color: var(--primary);
}

.work-link:hover {
    gap: 10px;
}

/* ===================================
   Process Section
   =================================== */
.process {
    padding: var(--section-padding) 0;
    background: var(--gray-50);
}

.process-timeline {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 32px;
}

.process-step {
    position: relative;
    padding: 32px;
    background: var(--white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-100);
}

.step-number {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 800;
    color: var(--gray-100);
    line-height: 1;
    margin-bottom: 16px;
}

.step-content h3 {
    margin-bottom: 8px;
    color: var(--primary);
}

.step-content p {
    color: var(--gray-500);
    font-size: 0.9375rem;
}

/* ===================================
   AI Features Section
   =================================== */
.ai-features {
    padding: var(--section-padding) 0;
    background: var(--gray-900);
}

.ai-features-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.ai-text .section-tag {
    background: rgba(6, 182, 212, 0.2);
    color: var(--accent);
}

.ai-text h2 {
    color: var(--white);
    margin-bottom: 20px;
}

.ai-text > p {
    color: var(--gray-400);
    margin-bottom: 32px;
}

.ai-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 32px;
}

.ai-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    color: var(--gray-300);
}

.ai-list svg {
    flex-shrink: 0;
    stroke: var(--accent);
    margin-top: 2px;
}

.ai-visual {
    display: flex;
    justify-content: center;
}

.ai-card {
    width: 100%;
    max-width: 380px;
    background: var(--gray-800);
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-700);
    overflow: hidden;
}

.ai-card-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    background: var(--gray-800);
    border-bottom: 1px solid var(--gray-700);
}

.ai-avatar {
    width: 36px;
    height: 36px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ai-avatar svg {
    width: 20px;
    height: 20px;
    stroke: var(--white);
}

.ai-card-header > span:first-of-type {
    flex: 1;
    font-weight: 600;
    color: var(--white);
    font-size: 0.875rem;
}

.ai-status {
    font-size: 0.75rem;
    color: var(--accent);
    display: flex;
    align-items: center;
    gap: 6px;
}

.ai-status::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--accent);
    border-radius: 50%;
}

.ai-card-messages {
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.message {
    max-width: 85%;
    padding: 12px 16px;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    line-height: 1.5;
}

.message.user {
    background: var(--primary);
    color: var(--white);
    margin-left: auto;
    border-bottom-right-radius: 4px;
}

.message.ai {
    background: var(--gray-700);
    color: var(--gray-200);
    border-bottom-left-radius: 4px;
}

.typing-indicator {
    display: flex;
    gap: 4px;
    padding: 12px 16px;
    background: var(--gray-700);
    width: fit-content;
    border-radius: var(--radius-md);
}

.typing-indicator span {
    width: 8px;
    height: 8px;
    background: var(--gray-500);
    border-radius: 50%;
    animation: typing 1.4s infinite;
}

.typing-indicator span:nth-child(2) { animation-delay: 0.2s; }
.typing-indicator span:nth-child(3) { animation-delay: 0.4s; }

@keyframes typing {
    0%, 60%, 100% { transform: translateY(0); }
    30% { transform: translateY(-4px); }
}

/* ===================================
   Drag & Drop AI CMS Section
   =================================== */
.ai-cms {
    padding: var(--section-padding) 0;
    background: linear-gradient(180deg, var(--gray-50) 0%, var(--white) 100%);
}

.ai-cms-content {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
    align-items: center;
}

.ai-cms-features {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.cms-feature {
    display: flex;
    gap: 16px;
    padding: 20px;
    background: var(--white);
    border-radius: var(--radius-md);
    border: 1px solid var(--gray-100);
    transition: all var(--transition-base);
}

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

.cms-feature-icon {
    width: 48px;
    height: 48px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-sm);
}

.cms-feature-icon svg {
    width: 24px;
    height: 24px;
    stroke: var(--white);
}

.cms-feature-text h4 {
    margin-bottom: 4px;
    color: var(--gray-900);
}

.cms-feature-text p {
    font-size: 0.875rem;
    color: var(--gray-500);
    line-height: 1.5;
}

.ai-cms-showcase {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.showcase-window {
    background: var(--gray-900);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    max-width: 600px;
    margin: 0 auto;
}

.showcase-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    background: var(--gray-800);
    border-bottom: 1px solid var(--gray-700);
}

.showcase-title {
    font-size: 0.8125rem;
    color: var(--gray-400);
    font-weight: 500;
}

.showcase-content {
    position: relative;
    overflow: hidden;
    background: #1a1a2e;
}

.showcase-image {
    width: 100%;
    height: auto;
    display: block;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: high-quality;
    -ms-interpolation-mode: bicubic;
    transform: scale(1);
}

.showcase-caption {
    padding: 16px 20px;
    background: rgba(37, 99, 235, 0.05);
    border: 1px solid rgba(37, 99, 235, 0.1);
    border-radius: var(--radius-md);
}

.showcase-caption p {
    font-size: 0.9375rem;
    color: var(--gray-600);
    line-height: 1.6;
}

.showcase-caption strong {
    color: var(--primary);
}

/* ===================================
   About Section
   =================================== */
.about {
    padding: var(--section-padding) 0;
}

.about-content {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 80px;
    align-items: center;
}

.about-text .lead {
    font-size: 1.25rem;
    color: var(--gray-700);
    margin-bottom: 16px;
}

.about-text > p {
    color: var(--gray-500);
    margin-bottom: 16px;
}

.about-values {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 40px;
    padding-top: 40px;
    border-top: 1px solid var(--gray-100);
}

.value h4 {
    color: var(--primary);
    margin-bottom: 8px;
}

.value p {
    font-size: 0.875rem;
    color: var(--gray-500);
}

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

.logo-showcase {
    width: 240px;
    height: 240px;
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-glow);
}

.logo-showcase .large-logo {
    width: 160px;
    height: 160px;
    object-fit: contain;
}

/* ===================================
   CTA Section
   =================================== */
.cta {
    padding: 80px 0;
    background: var(--gray-50);
}

.cta-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.cta-content h2 {
    margin-bottom: 16px;
}

.cta-content p {
    color: var(--gray-500);
    font-size: 1.125rem;
    margin-bottom: 32px;
}

.cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ===================================
   Contact Section
   =================================== */
.contact {
    padding: var(--section-padding) 0;
}

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

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

.contact-info > p {
    color: var(--gray-500);
    margin-bottom: 40px;
}

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

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

.contact-method svg {
    width: 24px;
    height: 24px;
    stroke: var(--primary);
    flex-shrink: 0;
    margin-top: 2px;
}

.contact-method span {
    font-size: 0.875rem;
    color: var(--gray-500);
    display: block;
}

.contact-method a,
.contact-method p {
    font-weight: 600;
    color: var(--gray-900);
}

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

.contact-form {
    background: var(--gray-50);
    padding: 40px;
    border-radius: var(--radius-lg);
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    font-family: var(--font-primary);
    font-size: 1rem;
    color: var(--gray-900);
    background: var(--white);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--gray-400);
}

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

/* ===================================
   Footer
   =================================== */
.footer {
    background: var(--gray-900);
    padding: 80px 0 40px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: 80px;
    margin-bottom: 60px;
}

.footer-brand .nav-logo {
    margin-bottom: 16px;
}

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

.footer-brand p {
    color: var(--gray-400);
    max-width: 280px;
}

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

.footer-column h4 {
    color: var(--white);
    margin-bottom: 20px;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer-column a {
    display: block;
    color: var(--gray-400);
    font-size: 0.9375rem;
    padding: 6px 0;
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 40px;
    border-top: 1px solid var(--gray-800);
}

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

/* ===================================
   Responsive Design
   =================================== */
@media (max-width: 1024px) {
    :root {
        --section-padding: 80px;
    }
    
    .ai-features-content,
    .about-content,
    .contact-grid,
    .ai-cms-content {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    
    .ai-visual {
        order: -1;
    }
    
    .about-visual {
        order: -1;
    }
    
    .ai-cms-showcase {
        order: -1;
    }
    
    .work-card.large {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 48px;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .hero {
        padding: 120px 24px 60px;
    }
    
    .hero-stats {
        gap: 32px;
    }
    
    .work-grid {
        grid-template-columns: 1fr;
    }
    
    .about-values {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    :root {
        --section-padding: 60px;
    }
    
    .container {
        padding: 0 16px;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .hero-cta .btn {
        width: 100%;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .cta-buttons .btn {
        width: 100%;
    }
    
    .contact-form {
        padding: 24px;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
}

/* ===================================
   AI Chatbot Widget
   =================================== */
.chatbot-widget {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 9999;
    font-family: var(--font-primary);
}

.chatbot-toggle {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--gradient-primary);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(37, 99, 235, 0.4);
    transition: all var(--transition-base);
}

.chatbot-toggle:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 30px rgba(37, 99, 235, 0.5);
}

.chatbot-toggle svg {
    width: 28px;
    height: 28px;
    stroke: white;
    transition: all var(--transition-fast);
}

.chatbot-toggle .close-icon {
    display: none;
}

.chatbot-widget.open .chatbot-toggle .chat-icon {
    display: none;
}

.chatbot-widget.open .chatbot-toggle .close-icon {
    display: block;
}

.chatbot-window {
    position: absolute;
    bottom: 76px;
    right: 0;
    width: 380px;
    height: 520px;
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px) scale(0.95);
    transition: all var(--transition-base);
}

.chatbot-widget.open .chatbot-window {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

.chatbot-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    background: var(--gradient-primary);
    color: white;
}

.chatbot-header-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.chatbot-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: white;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.chatbot-avatar img {
    width: 28px;
    height: 28px;
    object-fit: contain;
}

.chatbot-header h4 {
    color: white;
    font-size: 1rem;
    margin-bottom: 2px;
}

.chatbot-status {
    font-size: 0.75rem;
    opacity: 0.9;
    display: flex;
    align-items: center;
    gap: 6px;
}

.chatbot-status::before {
    content: '';
    width: 8px;
    height: 8px;
    background: #10b981;
    border-radius: 50%;
}

.chatbot-close {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition-fast);
}

.chatbot-close:hover {
    background: rgba(255, 255, 255, 0.3);
}

.chatbot-close svg {
    width: 18px;
    height: 18px;
    stroke: white;
}

.chatbot-messages {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    background: var(--gray-50);
}

.chat-message {
    display: flex;
    gap: 10px;
    max-width: 90%;
}

.chat-message.bot {
    align-self: flex-start;
}

.chat-message.user {
    align-self: flex-end;
    flex-direction: row-reverse;
}

.message-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.message-avatar img {
    width: 20px;
    height: 20px;
    object-fit: contain;
}

.chat-message.user .message-avatar {
    background: var(--primary);
}

.chat-message.user .message-avatar::after {
    content: '👤';
    font-size: 14px;
}

.chat-message.user .message-avatar img {
    display: none;
}

.message-content {
    background: var(--white);
    padding: 12px 16px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.chat-message.user .message-content {
    background: var(--primary);
    color: white;
}

.message-content p {
    font-size: 0.875rem;
    line-height: 1.5;
    margin: 0;
}

.chatbot-input-area {
    padding: 16px;
    background: var(--white);
    border-top: 1px solid var(--gray-100);
}

.chatbot-input-area form {
    display: flex;
    gap: 10px;
}

.chatbot-input-area input {
    flex: 1;
    padding: 12px 16px;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-md);
    font-size: 0.9375rem;
    font-family: var(--font-primary);
    transition: border-color var(--transition-fast);
}

.chatbot-input-area input:focus {
    outline: none;
    border-color: var(--primary);
}

.chatbot-input-area button {
    width: 44px;
    height: 44px;
    background: var(--gradient-primary);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.chatbot-input-area button:hover {
    transform: scale(1.05);
}

.chatbot-input-area button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.chatbot-input-area button svg {
    width: 20px;
    height: 20px;
    stroke: white;
}

/* Typing indicator */
.typing-dots {
    display: flex;
    gap: 4px;
    padding: 8px 0;
}

.typing-dots span {
    width: 8px;
    height: 8px;
    background: var(--gray-400);
    border-radius: 50%;
    animation: typingBounce 1.4s infinite;
}

.typing-dots span:nth-child(2) {
    animation-delay: 0.2s;
}

.typing-dots span:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes typingBounce {
    0%, 60%, 100% { transform: translateY(0); }
    30% { transform: translateY(-4px); }
}

/* Mobile responsive */
@media (max-width: 480px) {
    .chatbot-widget {
        bottom: 16px;
        right: 16px;
    }
    
    .chatbot-window {
        width: calc(100vw - 32px);
        height: 70vh;
        right: -8px;
    }
    
    .chatbot-toggle {
        width: 54px;
        height: 54px;
    }
}

/* ===== PRICING SECTION ===== */
.pricing {
    padding: 120px 0;
    background: linear-gradient(180deg, var(--white) 0%, var(--gray-50) 100%);
}

.pricing .section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 60px;
}

.pricing .section-header h2 {
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--gray-900);
}

.pricing .section-header p {
    font-size: 1.125rem;
    color: var(--gray-600);
    line-height: 1.6;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    max-width: 1200px;
    margin: 0 auto;
}

.pricing-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 40px 32px;
    border: 2px solid var(--gray-100);
    transition: all 0.3s ease;
    position: relative;
    display: flex;
    flex-direction: column;
}

.pricing-card:hover {
    border-color: var(--gray-200);
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.pricing-card.featured {
    border-color: var(--primary);
    background: linear-gradient(180deg, rgba(99, 102, 241, 0.02) 0%, var(--white) 100%);
    transform: scale(1.05);
    box-shadow: var(--shadow-xl);
}

.pricing-card.featured:hover {
    transform: scale(1.05) translateY(-4px);
}

.pricing-badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 8px 20px;
    border-radius: 30px;
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    white-space: nowrap;
}

.pricing-header {
    text-align: center;
    padding-bottom: 32px;
    border-bottom: 1px solid var(--gray-100);
    margin-bottom: 32px;
}

.pricing-header h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 16px;
}

.pricing-amount {
    margin-bottom: 12px;
}

.pricing-amount .price {
    font-size: 3rem;
    font-weight: 800;
    color: var(--gray-900);
    font-family: var(--font-display);
    line-height: 1;
}

.pricing-card.featured .pricing-amount .price {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.pricing-desc {
    font-size: 0.9375rem;
    color: var(--gray-500);
    line-height: 1.5;
}

.pricing-features {
    list-style: none;
    padding: 0;
    margin: 0 0 32px;
    flex: 1;
}

.pricing-features li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 0;
    font-size: 0.9375rem;
    color: var(--gray-700);
    border-bottom: 1px solid var(--gray-50);
}

.pricing-features li:last-child {
    border-bottom: none;
}

.pricing-features li svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    color: var(--success);
    margin-top: 1px;
}

.pricing-card.featured .pricing-features li svg {
    color: var(--primary);
}

.btn-block {
    display: block;
    width: 100%;
    text-align: center;
    padding: 16px 24px;
}

/* Pricing Responsive */
@media (max-width: 1024px) {
    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 420px;
    }
    
    .pricing-card.featured {
        transform: none;
        order: -1;
    }
    
    .pricing-card.featured:hover {
        transform: translateY(-4px);
    }
}

@media (max-width: 768px) {
    .pricing {
        padding: 80px 0;
    }
    
    .pricing .section-header {
        margin-bottom: 40px;
    }
    
    .pricing-card {
        padding: 32px 24px;
    }
}