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

:root {
    --primary-cyan: #06B6D4;
    --primary-cyan-dark: #0891B2;
    --primary-cyan-light: #22D3EE;
    --primary-violet: #8B5CF6;
    --primary-violet-dark: #7C3AED;
    --primary-violet-light: #A78BFA;
    --background-dark: #0F172A;
    --background-darker: #020617;
    --background-card: #1E293B;
    --background-light: #F8FAFC;
    --background-white: #FFFFFF;
    --text-white: #F1F5F9;
    --text-gray: #94A3B8;
    --text-dark: #0F172A;
    --text-muted: #64748B;
    --border-color: #334155;
    --border-light: #E2E8F0;
    --shadow-sm: 0 1px 2px 0 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 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-glow: 0 0 30px rgba(6, 182, 212, 0.15);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--background-white);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header and Navigation */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: 0 1px 0 rgba(51, 65, 85, 0.5);
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 20px;
}

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

.logo-text {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-white);
    text-decoration: none;
}

.logo-accent {
    color: var(--primary-cyan);
}

.nav-menu {
    display: flex;
    list-style: none;
    align-items: center;
    gap: 2rem;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-gray);
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-menu a:hover {
    color: var(--primary-cyan);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--text-white);
    border-radius: 2px;
    transition: all 0.3s ease;
}

/* Buttons */
.btn-primary, .btn-secondary {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-cyan) 0%, var(--primary-violet) 100%);
    color: white;
    box-shadow: var(--shadow-md);
}

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

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

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

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 120px 20px 80px;
    overflow: hidden;
    background-color: var(--background-dark);
}

.hero-gradient {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(ellipse at 20% 50%, rgba(6, 182, 212, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 50%, rgba(139, 92, 246, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 100%, rgba(6, 182, 212, 0.1) 0%, transparent 50%);
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--primary-cyan) 0%, var(--primary-violet) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--text-gray);
    margin-bottom: 2rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 3rem;
}

.hero-code {
    max-width: 650px;
    margin: 0 auto;
    text-align: left;
}

/* Code Windows */
.code-window {
    background-color: var(--background-card);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-xl), 0 0 40px rgba(6, 182, 212, 0.1);
    border: 1px solid var(--border-color);
}

.code-header {
    background-color: var(--background-darker);
    padding: 12px 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

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

.dot-red { background-color: #EF4444; }
.dot-yellow { background-color: #F59E0B; }
.dot-green { background-color: #10B981; }

.code-title {
    color: var(--text-gray);
    font-size: 0.8rem;
    margin-left: 8px;
}

.code-content {
    padding: 20px;
}

.code-content pre {
    margin: 0;
    color: var(--text-white);
    font-family: 'Monaco', 'Menlo', 'Courier New', monospace;
    font-size: 0.85rem;
    line-height: 1.7;
    overflow-x: auto;
}

.code-comment { color: #64748B; }
.code-prompt { color: var(--primary-cyan); font-weight: bold; }
.code-response { color: #94A3B8; }
.code-key { color: var(--primary-cyan); }
.code-string { color: #34D399; }

/* Section Titles */
.section-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    margin-bottom: 1rem;
    text-align: center;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-muted);
    text-align: center;
    margin-bottom: 3rem;
}

/* Capabilities Section */
.capabilities {
    padding: 80px 20px;
    background-color: var(--background-light);
}

.capabilities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.capability-card {
    padding: 2rem;
    border-radius: 12px;
    background-color: var(--background-white);
    border: 1px solid var(--border-light);
    transition: all 0.3s ease;
}

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

.capability-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-cyan) 0%, var(--primary-violet) 100%);
    border-radius: 12px;
    color: white;
    margin-bottom: 1.25rem;
}

.capability-icon svg {
    width: 28px;
    height: 28px;
}

.capability-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    color: var(--text-dark);
}

.capability-card p {
    color: var(--text-muted);
    line-height: 1.7;
}

/* How It Works Section */
.how-it-works {
    padding: 80px 20px;
    background-color: var(--background-white);
}

.steps-grid {
    display: flex;
    flex-direction: column;
    gap: 4rem;
}

.step-item {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.step-item-reverse {
    direction: rtl;
}

.step-item-reverse > * {
    direction: ltr;
}

.step-number {
    font-size: 3rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-cyan) 0%, var(--primary-violet) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.step-content h3 {
    font-size: 1.75rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.step-content p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.step-list {
    list-style: none;
    padding: 0;
}

.step-list li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--text-muted);
}

.step-list li:before {
    content: "\2713";
    position: absolute;
    left: 0;
    color: var(--primary-cyan);
    font-weight: bold;
}

.step-code {
    width: 100%;
}

/* Benefits Section */
.benefits {
    padding: 80px 20px;
    background-color: var(--background-dark);
    color: var(--text-white);
}

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

.benefits .section-subtitle {
    color: var(--text-gray);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.benefit-card {
    padding: 2rem;
    text-align: center;
    border-radius: 12px;
    background-color: var(--background-card);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

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

.benefit-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    color: var(--primary-cyan);
}

.benefit-icon svg {
    width: 32px;
    height: 32px;
}

.benefit-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    color: var(--text-white);
}

.benefit-card p {
    color: var(--text-gray);
}

/* Use Cases Section */
.use-cases {
    padding: 80px 20px;
    background-color: var(--background-light);
}

.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 2rem;
}

.use-case-card {
    padding: 2rem;
    border-radius: 12px;
    background-color: var(--background-white);
    border: 1px solid var(--border-light);
    transition: all 0.3s ease;
}

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

.use-case-label {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
    color: var(--primary-cyan);
    margin-bottom: 1rem;
}

.use-case-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    color: var(--text-dark);
}

.use-case-card p {
    color: var(--text-muted);
    line-height: 1.7;
}

/* FAQ Section */
.faq {
    padding: 80px 20px;
    background-color: var(--background-light);
}

.faq-list {
    max-width: 800px;
    margin: 3rem auto 0;
}

.faq-item {
    margin-bottom: 1rem;
    border: 1px solid var(--border-light);
    border-radius: 12px;
    background-color: var(--background-white);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    padding: 1.5rem;
    background: none;
    border: none;
    text-align: left;
    font-size: 1.125rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-dark);
    transition: background-color 0.3s ease;
}

.faq-question:hover {
    background-color: var(--background-light);
}

.faq-icon {
    width: 24px;
    height: 24px;
    transition: transform 0.3s ease;
    flex-shrink: 0;
    color: var(--primary-cyan);
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 1.5rem 1.5rem;
    color: var(--text-muted);
    line-height: 1.7;
}

/* CTA Section */
.cta {
    position: relative;
    padding: 100px 20px;
    text-align: center;
    overflow: hidden;
    background-color: var(--background-dark);
}

.cta-content {
    position: relative;
    z-index: 1;
}

.cta-content h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 1rem;
    color: var(--text-white);
}

.cta-content p {
    font-size: 1.25rem;
    color: var(--text-gray);
    margin-bottom: 2rem;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.cta-gradient {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(ellipse at 30% 50%, rgba(6, 182, 212, 0.1) 0%, transparent 50%),
        radial-gradient(ellipse at 70% 50%, rgba(139, 92, 246, 0.1) 0%, transparent 50%);
    z-index: 0;
}

/* Footer */
.footer {
    background-color: var(--background-darker);
    color: white;
    padding: 60px 20px 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.footer-logo-text {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-white);
    display: block;
    margin-bottom: 1rem;
}

.footer-section h4 {
    margin-bottom: 1rem;
    font-size: 1.125rem;
    color: var(--text-white);
}

.footer-section ul {
    list-style: none;
    padding: 0;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: var(--text-gray);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.footer-section p {
    color: var(--text-gray);
    line-height: 1.7;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: var(--text-gray);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--background-dark);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow-lg);
        padding: 2rem 0;
        gap: 1rem;
    }

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

    .nav-toggle {
        display: flex;
    }

    .step-item,
    .step-item-reverse {
        grid-template-columns: 1fr;
        direction: ltr;
    }

    .hero {
        min-height: auto;
        padding: 100px 20px 60px;
    }

    .hero-code {
        max-width: 100%;
    }

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

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

    .use-cases-grid {
        grid-template-columns: 1fr;
    }

    .code-content pre {
        font-size: 0.75rem;
    }
}

@media (max-width: 480px) {
    .hero-cta {
        flex-direction: column;
        width: 100%;
    }

    .hero-cta a {
        width: 100%;
        text-align: center;
    }

    .cta-buttons {
        flex-direction: column;
        width: 100%;
    }

    .cta-buttons a {
        width: 100%;
        text-align: center;
    }

    .tech-badges {
        gap: 0.5rem;
    }

    .tech-badge {
        padding: 8px 16px;
        font-size: 0.8rem;
    }
}

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

.hero-content {
    animation: fadeInUp 0.6s ease-out;
}