/* ChefAdmin v2 - Professional Futuristic Design */
/* Monochromatic Blue | Enterprise SaaS Aesthetic */

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

:root {
    /* Background Colors */
    --bg-primary: #070b14;
    --bg-secondary: #0c1222;
    --bg-tertiary: #111827;
    --bg-card: rgba(15, 23, 42, 0.6);

    /* Text Colors */
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-tertiary: #64748b;

    /* Accent - Electric Blue */
    --accent: #3b82f6;
    --accent-light: #60a5fa;
    --accent-lighter: #93c5fd;
    --accent-dark: #2563eb;
    --accent-glow: rgba(59, 130, 246, 0.15);
    --accent-glow-strong: rgba(59, 130, 246, 0.3);

    /* Borders */
    --border-subtle: rgba(148, 163, 184, 0.1);
    --border-light: rgba(148, 163, 184, 0.15);

    /* Gradients */
    --gradient-blue: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
    --gradient-subtle: linear-gradient(180deg, rgba(59, 130, 246, 0.05) 0%, transparent 100%);

    /* Spacing */
    --section-padding: 120px;
    --container-max: 1200px;
}

html {
    scroll-behavior: smooth;
}

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

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

/* Utility Classes */
.text-gradient {
    background: var(--gradient-blue);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-accent {
    color: var(--accent-light);
}

/* Card Styles */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    transition: all 0.3s ease;
}

.card:hover {
    border-color: var(--border-light);
    transform: translateY(-2px);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.2s ease;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--gradient-blue);
    color: white;
    box-shadow: 0 4px 14px rgba(59, 130, 246, 0.25);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.35);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-light);
}

.btn-secondary:hover {
    background: var(--accent-glow);
    border-color: var(--accent);
}

/* Navigation */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: all 0.3s ease;
}

.site-header.scrolled {
    background: rgba(7, 11, 20, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-subtle);
}

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

.header-logo img {
    height: 130px;
    width: auto;
}

.header-nav {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: color 0.2s ease;
}

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

.header-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.btn-login {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    padding: 8px 16px;
    transition: color 0.2s ease;
}

.btn-login:hover {
    color: var(--text-primary);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 140px 0 100px;
    position: relative;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(ellipse 80% 50% at 50% -20%, var(--accent-glow) 0%, transparent 50%),
        radial-gradient(ellipse 60% 40% at 80% 60%, rgba(59, 130, 246, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--accent-glow);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 100px;
    font-size: 13px;
    font-weight: 500;
    color: var(--accent-light);
    margin-bottom: 32px;
}

.hero-badge-dot {
    width: 6px;
    height: 6px;
    background: var(--accent);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

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

.hero h1 {
    font-size: clamp(40px, 5.5vw, 64px);
    font-weight: 600;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -0.03em;
}

.hero-subtitle {
    font-size: clamp(18px, 2vw, 20px);
    color: var(--text-secondary);
    max-width: 580px;
    margin: 0 auto 40px;
    line-height: 1.7;
}

.hero-cta {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 64px;
}

.hero-stats {
    display: flex;
    gap: 64px;
    justify-content: center;
    flex-wrap: wrap;
}

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

.hero-stat-value {
    font-size: 36px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.hero-stat-label {
    font-size: 14px;
    color: var(--text-tertiary);
}

/* Section Styles */
.section {
    padding: var(--section-padding) 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-label {
    display: inline-block;
    font-size: 12px;
    font-weight: 600;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(32px, 4vw, 44px);
    font-weight: 600;
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 560px;
    margin: 0 auto;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.feature-card {
    padding: 32px;
}

.feature-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-glow);
    border-radius: 10px;
    margin-bottom: 20px;
    color: var(--accent-light);
}

.feature-icon svg {
    width: 24px;
    height: 24px;
    stroke: currentColor;
    stroke-width: 1.5;
    fill: none;
}

.feature-card h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 12px;
}

.feature-card p {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.feature-tag {
    display: inline-block;
    margin-top: 16px;
    padding: 4px 10px;
    background: var(--accent-glow);
    color: var(--accent-light);
    font-size: 11px;
    font-weight: 600;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Problem Cards */
.problem-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.problem-card {
    padding: 32px;
    display: flex;
    gap: 20px;
}

.problem-icon {
    width: 44px;
    height: 44px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(239, 68, 68, 0.1);
    border-radius: 10px;
    color: #f87171;
}

.problem-icon svg {
    width: 22px;
    height: 22px;
    stroke: currentColor;
    stroke-width: 1.5;
    fill: none;
}

.problem-content h3 {
    font-size: 17px;
    font-weight: 600;
    margin-bottom: 8px;
}

.problem-content p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* AI Section */
.ai-section {
    background: var(--gradient-subtle);
}

.ai-intro {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
    margin-bottom: 64px;
    text-align: left;
}

.ai-avatar {
    width: 120px;
    height: 120px;
    border-radius: 24px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-light);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    flex-shrink: 0;
}

.ai-avatar img {
    width: 80%;
    height: 80%;
    object-fit: contain;
}

.ai-intro-text {
    max-width: 480px;
}

.ai-intro-text h3 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 8px;
}

.ai-intro-text p {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.agents-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    max-width: 800px;
    margin: 0 auto;
}

.agent-card {
    padding: 24px 16px;
    text-align: center;
}

.agent-icon {
    width: 44px;
    height: 44px;
    margin: 0 auto 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-glow);
    border-radius: 10px;
    color: var(--accent-light);
}

.agent-icon svg {
    width: 22px;
    height: 22px;
    stroke: currentColor;
    stroke-width: 1.5;
    fill: none;
}

.agent-card h4 {
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 4px;
}

.agent-card p {
    font-size: 12px;
    color: var(--text-tertiary);
}

/* Markets Section */
.markets-grid {
    display: flex;
    justify-content: center;
    gap: 24px;
    flex-wrap: wrap;
    margin-bottom: 48px;
}

.market-card {
    padding: 24px 32px;
    text-align: center;
    min-width: 140px;
}

.market-flag {
    font-size: 32px;
    margin-bottom: 12px;
}

.market-name {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 2px;
}

.market-currency {
    font-size: 12px;
    color: var(--text-tertiary);
}

.integrations {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 40px;
    flex-wrap: wrap;
}

.integration-item {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-secondary);
    font-size: 14px;
}

.integration-icon {
    width: 40px;
    height: 40px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-light);
}

.integration-icon svg {
    width: 20px;
    height: 20px;
    stroke: currentColor;
    stroke-width: 1.5;
    fill: none;
}

/* Stats Section */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.stat-card {
    padding: 40px 24px;
    text-align: center;
}

.stat-value {
    font-size: 42px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.stat-label {
    font-size: 14px;
    color: var(--text-secondary);
}

/* Audience Section */
.audience-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.audience-card {
    padding: 32px;
}

.audience-card h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.audience-icon {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-glow);
    border-radius: 8px;
    color: var(--accent-light);
}

.audience-icon svg {
    width: 18px;
    height: 18px;
    stroke: currentColor;
    stroke-width: 1.5;
    fill: none;
}

.audience-card ul {
    list-style: none;
}

.audience-card li {
    padding: 8px 0;
    color: var(--text-secondary);
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.audience-card li::before {
    content: '';
    width: 4px;
    height: 4px;
    background: var(--accent);
    border-radius: 50%;
    flex-shrink: 0;
}

/* CTA Section */
.cta {
    text-align: center;
    position: relative;
}

.cta::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    height: 60%;
    background: radial-gradient(ellipse 60% 50% at 50% 100%, var(--accent-glow) 0%, transparent 70%);
    pointer-events: none;
}

.cta-content {
    position: relative;
    z-index: 1;
    max-width: 600px;
    margin: 0 auto;
}

.cta h2 {
    font-size: clamp(32px, 4vw, 44px);
    font-weight: 600;
    margin-bottom: 16px;
}

.cta p {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 32px;
}

.cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.cta-contact {
    display: flex;
    justify-content: center;
    gap: 32px;
    flex-wrap: wrap;
    font-size: 14px;
    color: var(--text-tertiary);
}

.cta-contact a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.2s ease;
}

.cta-contact a:hover {
    color: var(--accent-light);
}

/* Footer */
.site-footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-subtle);
    padding: 64px 0 32px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-brand p {
    font-size: 14px;
    color: var(--text-secondary);
    margin-top: 16px;
    line-height: 1.6;
}

.footer-column h4 {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.2s ease;
}

.footer-links a:hover {
    color: var(--text-primary);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 32px;
    border-top: 1px solid var(--border-subtle);
}

.footer-copyright {
    font-size: 13px;
    color: var(--text-tertiary);
}

/* Form Styles */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-subtle);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 15px;
    font-family: inherit;
    transition: all 0.2s ease;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--text-tertiary);
}

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

.form-checkbox-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.form-checkbox {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    font-size: 14px;
    color: var(--text-secondary);
}

.form-checkbox input {
    width: 18px;
    height: 18px;
    accent-color: var(--accent);
}

/* Demo Page Layout */
.demo-layout {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 64px;
    align-items: start;
}

.demo-content h1 {
    font-size: clamp(36px, 4vw, 48px);
    font-weight: 600;
    margin-bottom: 16px;
}

.demo-content > p {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 40px;
}

.demo-video {
    border-radius: 12px;
    overflow: hidden;
    background: var(--bg-tertiary);
    margin-bottom: 32px;
}

.demo-video video {
    width: 100%;
    display: block;
}

.demo-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.demo-stat {
    padding: 20px;
    text-align: center;
}

.demo-stat-value {
    font-size: 28px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.demo-stat-label {
    font-size: 13px;
    color: var(--text-tertiary);
}

.demo-form-card {
    padding: 40px;
    position: sticky;
    top: 100px;
}

.demo-form-card h2 {
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 24px;
}

/* Product Page */
.product-hero {
    padding: 160px 0 80px;
    text-align: center;
}

.product-hero h1 {
    font-size: clamp(40px, 5vw, 56px);
    font-weight: 600;
    margin-bottom: 20px;
}

.product-hero p {
    font-size: 20px;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

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

.hamburger-line {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all 0.3s ease;
}

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

    .agents-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

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

    .header-nav {
        display: none;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .features-grid,
    .problem-grid,
    .audience-grid {
        grid-template-columns: 1fr;
    }

    .agents-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .demo-form-card {
        position: static;
    }

    .hero-stats {
        gap: 32px;
    }

    .ai-intro {
        flex-direction: column;
        text-align: center;
    }

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

    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 32px;
    }

    .section-title {
        font-size: 28px;
    }

    .agents-grid {
        grid-template-columns: 1fr;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .demo-stats {
        grid-template-columns: 1fr;
    }

    .markets-grid {
        gap: 12px;
    }

    .market-card {
        min-width: 120px;
        padding: 16px 20px;
    }
}