/* =============================================================================
   IberAPIs - Landing Page Styles
   ============================================================================= */

:root {
    /* Colors */
    --color-primary: #2563eb;
    --color-primary-dark: #1d4ed8;
    --color-secondary: #64748b;
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-dark: #0f172a;
    --color-light: #f8fafc;
    --color-white: #ffffff;
    --color-border: #e2e8f0;
    --color-text: #334155;
    --color-text-light: #64748b;

    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

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

    /* Border radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background: var(--color-white);
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Typography */
h1, h2, h3, h4 {
    color: var(--color-dark);
    font-weight: 600;
    line-height: 1.3;
}

h1 { font-size: 3rem; }
h2 { font-size: 2.25rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.125rem; }

p {
    color: var(--color-text);
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color 0.2s;
}

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

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 500;
    border-radius: var(--radius-md);
    transition: all 0.2s;
    cursor: pointer;
    border: none;
}

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

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

.btn-secondary {
    background: var(--color-light);
    color: var(--color-dark);
}

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

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

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

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

/* =============================================================================
   Header
   ============================================================================= */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 64px;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--color-dark);
}

.logo-icon {
    font-family: var(--font-mono);
    color: var(--color-primary);
}

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

.nav a {
    color: var(--color-text);
    font-weight: 500;
}

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

.nav-docs {
    padding: 0.5rem 1rem;
    background: var(--color-primary);
    color: var(--color-white) !important;
    border-radius: var(--radius-md);
}

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

/* =============================================================================
   Hero
   ============================================================================= */

.hero {
    padding: calc(64px + var(--spacing-2xl)) 0 var(--spacing-2xl);
    background: linear-gradient(180deg, var(--color-light) 0%, var(--color-white) 100%);
    text-align: center;
}

.hero h1 {
    margin-bottom: var(--spacing-md);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-light);
    max-width: 600px;
    margin: 0 auto var(--spacing-lg);
}

.hero-cta {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
}

.hero-code {
    max-width: 600px;
    margin: 0 auto;
    text-align: left;
}

.hero-code pre {
    background: var(--color-dark);
    color: var(--color-light);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    overflow-x: auto;
    font-family: var(--font-mono);
    font-size: 0.875rem;
    line-height: 1.7;
}

.code-comment {
    color: #6b7280;
}

.code-response {
    color: #10b981;
}

/* =============================================================================
   Modules
   ============================================================================= */

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

.section-subtitle {
    text-align: center;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-xl);
}

.modules h2 {
    text-align: center;
    margin-bottom: var(--spacing-sm);
}

.modules-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-lg);
}

.module-card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    transition: all 0.2s;
}

.module-card:hover {
    border-color: var(--color-primary);
    box-shadow: 0 4px 20px rgba(37, 99, 235, 0.1);
}

.module-coming {
    opacity: 0.7;
}

.module-icon {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
}

.module-card h3 {
    margin-bottom: var(--spacing-xs);
}

.module-card p {
    color: var(--color-text-light);
    font-size: 0.9375rem;
    margin-bottom: var(--spacing-sm);
}

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

.module-features li {
    padding: 0.25rem 0;
    font-size: 0.875rem;
    color: var(--color-text);
}

.module-features li::before {
    content: "✓ ";
    color: var(--color-success);
}

.module-endpoint {
    display: block;
    background: var(--color-light);
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    font-size: 0.8125rem;
    margin-bottom: var(--spacing-sm);
}

.module-status {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 500;
}

.status-active {
    background: #dcfce7;
    color: #166534;
}

.status-coming {
    background: #fef3c7;
    color: #92400e;
}

/* =============================================================================
   Features
   ============================================================================= */

.features {
    padding: var(--spacing-2xl) 0;
    background: var(--color-light);
}

.features h2 {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

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

.feature {
    text-align: center;
    padding: var(--spacing-md);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.feature h3 {
    margin-bottom: var(--spacing-xs);
}

.feature p {
    color: var(--color-text-light);
    font-size: 0.9375rem;
}

/* =============================================================================
   Pricing
   ============================================================================= */

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

.pricing h2 {
    text-align: center;
    margin-bottom: var(--spacing-sm);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    max-width: 960px;
    margin: 0 auto;
}

.pricing-card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    text-align: center;
    position: relative;
}

.pricing-featured {
    border-color: var(--color-primary);
    box-shadow: 0 4px 20px rgba(37, 99, 235, 0.15);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-primary);
    color: var(--color-white);
    padding: 0.25rem 1rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 500;
}

.pricing-card h3 {
    margin-bottom: var(--spacing-sm);
}

.price {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: var(--spacing-md);
}

.price span {
    font-size: 1rem;
    font-weight: 400;
    color: var(--color-text-light);
}

.pricing-features {
    list-style: none;
    margin-bottom: var(--spacing-lg);
    text-align: left;
}

.pricing-features li {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--color-border);
    font-size: 0.9375rem;
}

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

.pricing-card .btn {
    width: 100%;
}

/* =============================================================================
   CTA
   ============================================================================= */

.cta {
    padding: var(--spacing-2xl) 0;
    background: var(--color-dark);
    text-align: center;
}

.cta h2 {
    color: var(--color-white);
    margin-bottom: var(--spacing-sm);
}

.cta p {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-lg);
}

/* =============================================================================
   Footer
   ============================================================================= */

.footer {
    padding: var(--spacing-xl) 0 var(--spacing-lg);
    background: var(--color-light);
    border-top: 1px solid var(--color-border);
}

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

.footer-brand .logo-icon,
.footer-brand .logo-text {
    display: inline;
    font-weight: 700;
}

.footer-brand p {
    color: var(--color-text-light);
    font-size: 0.875rem;
    margin-top: var(--spacing-xs);
}

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

.footer-column h4 {
    margin-bottom: var(--spacing-sm);
    color: var(--color-dark);
}

.footer-column a {
    display: block;
    color: var(--color-text-light);
    font-size: 0.875rem;
    padding: 0.25rem 0;
}

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

.footer-bottom {
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-border);
    text-align: center;
}

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

/* =============================================================================
   Responsive
   ============================================================================= */

@media (max-width: 768px) {
    h1 { font-size: 2.25rem; }
    h2 { font-size: 1.75rem; }

    .nav {
        display: none;
    }

    .hero-cta {
        flex-direction: column;
        align-items: center;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }

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