/* AI Skills Manager - Site Styles
   Color Palette (from logo):
   - Powder Blue: #A8D4E6 (outer hexagon)
   - Orange: #E8845C → #D4622A gradient (inner hexagon)
   - Off-white: #FAFBFC (background/asterisk)
*/

:root {
    /* Primary colors - from logo */
    --color-white: #ffffff;
    --color-off-white: #FAFBFC;
    --color-powder-blue: #A8D4E6;
    --color-powder-blue-dim: #8ec4da;
    --color-powder-blue-light: #c5e4f0;

    /* Orange palette - from logo gradient */
    --color-orange: #E8845C;
    --color-orange-light: #f09a78;
    --color-orange-dark: #D4622A;

    /* Navy/dark tones */
    --color-navy-dark: #1e2a38;
    --color-navy: #2c3e50;
    --color-navy-light: #3d5266;

    /* Supporting colors */
    --color-bg-dark: #1a2332;
    --color-bg-section: #FAFBFC;
    --color-text: #2c3e50;
    --color-text-light: #64748b;
    --color-text-muted: #94a3b8;
    --color-border: #e2e8f0;
    --color-success: #22c55e;
    --color-info: #A8D4E6;

    /* Legacy aliases for compatibility */
    --color-light-blue: var(--color-powder-blue);
    --color-light-blue-dim: var(--color-powder-blue-dim);
    --color-coral: var(--color-orange);
    --color-coral-light: var(--color-orange-light);
    --color-coral-dark: var(--color-orange-dark);

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;

    /* Typography */
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    --font-mono: 'SF Mono', SFMono-Regular, Consolas, 'Liberation Mono', Menlo, monospace;

    /* Borders & Shadows */
    --border-radius: 8px;
    --border-radius-lg: 12px;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
}

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

html {
    scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}

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

/* Skip Link */
.skip-link {
    position: absolute;
    top: -100px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-coral);
    color: var(--color-white);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    z-index: 1000;
    text-decoration: none;
}

.skip-link:focus {
    top: var(--spacing-md);
}

/* Header */
.header {
    position: sticky;
    top: 0;
    background: var(--color-navy-dark);
    border-bottom: 1px solid var(--color-navy);
    z-index: 100;
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-md) var(--spacing-xl);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-lg);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
    color: var(--color-white);
    font-weight: 600;
    font-size: 1.1rem;
}

.logo-icon {
    width: 32px;
    height: 32px;
    flex-shrink: 0;
}

.nav {
    flex: 1;
    display: flex;
    justify-content: center;
}

.hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
    z-index: 101;
    width: 40px;
}

.hamburger span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--color-white);
    border-radius: 3px;
    transition: all 0.3s ease;
    transform-origin: center;
}

.hamburger:hover span {
    background-color: var(--color-powder-blue);
}

.hamburger.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

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

.hamburger.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
}

.nav-links a {
    color: var(--color-white);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color var(--transition-fast);
}

.nav-links a:hover,
.nav-links a:focus {
    color: var(--color-powder-blue);
}

.header-links {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.header-link {
    display: flex;
    align-items: center;
    color: var(--color-white);
    transition: color var(--transition-fast);
}

.mobile-only {
    display: none;
}

.header-link:hover,
.header-link:focus {
    color: var(--color-powder-blue);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--color-navy-dark) 0%, var(--color-navy) 100%);
    padding: var(--spacing-2xl) var(--spacing-xl);
    min-height: 60vh;
    display: flex;
    align-items: center;
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.hero-demo {
    order: 1;
}

.demo-placeholder {
    background: var(--color-bg-dark);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--color-navy);
}

.terminal-demo {
    padding: var(--spacing-xl);
    font-family: var(--font-mono);
    font-size: 0.85rem;
    line-height: 1.8;
    color: var(--color-white);
    overflow-x: auto;
}

.terminal-demo .prompt {
    color: var(--color-coral);
    font-weight: bold;
}

.terminal-demo .success {
    color: var(--color-success);
}

.terminal-demo .info {
    color: var(--color-light-blue);
}

.hero-text {
    order: 2;
}

.hero-text h1 {
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
}

.hero-text a {
    color: var(--color-off-white);
    
}

.tagline {
    font-size: 1.5rem;
    color: var(--color-coral);
    font-weight: 500;
    margin-bottom: var(--spacing-md);
}

.subtitle {
    font-size: 1.1rem;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-xl);
    line-height: 1.7;
}

.cta-button {
    display: inline-block;
    background: var(--color-coral);
    color: var(--color-white);
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-md);
}

.cta-button:hover,
.cta-button:focus {
    background: var(--color-coral-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* Sections */
.section {
    padding: var(--spacing-3xl) var(--spacing-xl);
}

.section h2 {
    font-size: 2rem;
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    color: var(--color-navy-dark);
}

.section-intro {
    text-align: center;
    color: var(--color-text-light);
    margin-top: calc(-1 * var(--spacing-lg));
    margin-bottom: var(--spacing-2xl);
}

.section-intro a {
    color: var(--color-navy-dark);
    font-weight: 500;
}

/* About Section */
.about {
    background: var(--color-bg-section);
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.about-content p {
    margin-bottom: var(--spacing-lg);
    color: var(--color-text);
    font-size: 1.05rem;
}

/* Features Section */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    max-width: 1200px;
    margin: 0 auto;
}

.feature-card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    transition: all var(--transition-normal);
}

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

.feature-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
    color: var(--color-navy-dark);
}

.feature-icon svg {
    width: 40px;
    height: 40px;
}

.feature-card h3 {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-navy-dark);
}

.feature-card p {
    color: var(--color-text-light);
    font-size: 0.95rem;
}

/* Installation Section */
.installation {
    background: var(--color-bg-section);
}

.install-content {
    max-width: 600px;
    margin: 0 auto;
}

.install-step {
    margin-bottom: var(--spacing-xl);
}

.install-step h3 {
    font-size: 1rem;
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
}

.code-block {
    background: var(--color-navy-dark);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    overflow-x: auto;
}

.code-block code {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--color-light-blue);
}

.install-note {
    background: var(--color-white);
    border-left: 4px solid var(--color-coral);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
    color: var(--color-text-light);
    font-size: 0.9rem;
}

/* Usage Section */
.usage-content {
    max-width: 900px;
    margin: 0 auto;
}

.usage-content h3 {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-lg);
    color: var(--color-navy-dark);
}

.table-wrapper {
    overflow-x: auto;
    margin-bottom: var(--spacing-2xl);
}

table {
    width: 100%;
    border-collapse: collapse;
    background: var(--color-white);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

thead {
    background: var(--color-navy-dark);
    color: var(--color-white);
}

th, td {
    padding: var(--spacing-md) var(--spacing-lg);
    text-align: left;
}

th {
    font-weight: 600;
    font-size: 0.9rem;
}

td {
    border-bottom: 1px solid var(--color-border);
}

td code {
    background: var(--color-bg-section);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--color-coral);
}

tbody tr:hover {
    background: var(--color-bg-section);
}

/* Workflow Steps */
.workflow {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.workflow-step {
    display: flex;
    gap: var(--spacing-lg);
    align-items: flex-start;
}

.step-number {
    width: 32px;
    height: 32px;
    background: var(--color-coral);
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.9rem;
    flex-shrink: 0;
}

.step-content {
    flex: 1;
}

.step-content h4 {
    font-size: 1rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-navy-dark);
}

.step-content .code-block {
    padding: var(--spacing-md);
}

/* FAQ Section */
.faq {
    background: var(--color-bg-section);
}

.faq-grid {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

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

.faq-item summary {
    padding: var(--spacing-lg);
    cursor: pointer;
    font-weight: 500;
    color: var(--color-navy-dark);
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.faq-item summary::after {
    content: '+';
    font-size: 1.5rem;
    color: var(--color-coral);
    font-weight: 300;
}

.faq-item[open] summary::after {
    content: '-';
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary:focus {
    outline: none;
}

.faq-item summary:focus-visible {
    outline: 2px solid var(--color-powder-blue);
    outline-offset: -2px;
    border-radius: var(--border-radius);
}

.faq-item p {
    padding: 0 var(--spacing-lg) var(--spacing-lg);
    color: var(--color-text-light);
    line-height: 1.7;
}

.faq-item code {
    background: var(--color-bg-section);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 0.85rem;
}

.faq-item a {
    color: var(--color-coral);
}

/* Footer */
.footer {
    background: var(--color-navy-dark);
    padding: var(--spacing-2xl) var(--spacing-xl);
    text-align: center;
}

.footer-content {
    max-width: 600px;
    margin: 0 auto;
}

.footer p {
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-sm);
    font-size: 0.9rem;
}

.footer a {
    color: var(--color-light-blue);
    text-decoration: none;
}

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

/* Mobile Responsive */
@media (max-width: 768px) {
    .header-content {
        padding: var(--spacing-md);
    }

    .hamburger {
        display: flex;
        margin-left: auto;
        padding-right: 0;
    }

    .nav {
        flex: 0;
    }

    .header-links {
        display: none;
    }

    .mobile-only {
        display: block;
    }

    .nav-links {
        position: fixed;
        top: 65px;
        right: -100%;
        width: 100%;
        max-width: 300px;
        height: calc(100vh - 65px);
        background-color: var(--color-navy-dark);
        flex-direction: column;
        align-items: flex-start;
        padding: var(--spacing-xl);
        gap: var(--spacing-md);
        transition: right 0.3s ease;
        border-left: 1px solid var(--color-navy);
        z-index: 100;
    }

    .nav-links.active {
        right: 0;
    }

    .nav-links li {
        width: 100%;
    }

    .nav-links a {
        display: flex;
        align-items: center;
        gap: var(--spacing-sm);
        width: 100%;
        padding: var(--spacing-sm) 0;
        color: var(--color-white);
    }

    .nav-links a:hover,
    .nav-links a:focus {
        color: var(--color-powder-blue);
    }

    .nav-links a svg {
        fill: currentColor;
    }

    .hero {
        padding: var(--spacing-xl) var(--spacing-md);
        min-height: auto;
    }

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

    .hero-demo {
        order: 2;
        overflow-x: auto;
    }

    .hero-text {
        order: 1;
    }

    .hero-text h1 {
        font-size: 1.75rem;
        word-wrap: break-word;
    }

    .tagline {
        font-size: 1rem;
    }

    .subtitle {
        font-size: 0.95rem;
    }

    .terminal-demo {
        font-size: 0.65rem;
        padding: var(--spacing-md);
        white-space: pre;
        overflow-x: auto;
    }

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

    .workflow-step {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-sm);
    }

    .section {
        padding: var(--spacing-2xl) var(--spacing-md);
    }
}

/* Focus styles for accessibility */
a:focus,
button:focus,
summary:focus {
    outline: 2px solid var(--color-light-blue);
    outline-offset: 2px;
}

/* Docs page specific styles */
.docs-hero {
    background: linear-gradient(135deg, var(--color-navy-dark) 0%, var(--color-navy) 100%);
    padding: var(--spacing-2xl) var(--spacing-xl);
    text-align: center;
}

.docs-hero h1 {
    color: var(--color-white);
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

.docs-hero p {
    color: var(--color-text-muted);
    font-size: 1.1rem;
}

.docs-content {
    max-width: 900px;
    margin: 0 auto var(--spacing-2xl);
    padding: var(--spacing-2xl) var(--spacing-xl);
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.docs-intro {
    background: var(--color-bg-section);
    border-left: 4px solid var(--color-light-blue);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
    border-radius: var(--radius-md);
}

.docs-intro h2 {
    font-size: 1.2rem;
    color: var(--color-navy-dark);
    margin-bottom: var(--spacing-sm);
    text-align: left;
}

.docs-intro p {
    color: var(--color-text-light);
    margin: 0;
    line-height: 1.6;
}

.docs-intro a {
    color: var(--color-navy-dark);
    font-weight: 500;
}

.docs-toc {
    margin-bottom: var(--spacing-2xl);
    padding-bottom: var(--spacing-xl);
    border-bottom: 1px solid var(--color-border);
}

.docs-toc h2 {
    font-size: 1.1rem;
    color: var(--color-navy-dark);
    margin-bottom: var(--spacing-md);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    text-align: left;
}

.docs-toc ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-sm);
}

.docs-toc li {
    display: flex;
    align-items: baseline;
    gap: var(--spacing-sm);
}

.docs-toc a {
    color: var(--color-navy-dark);
    text-decoration: none;
    font-weight: 500;
}

.docs-toc a:hover {
    color: var(--color-powder-blue-dim);
}

.docs-toc code {
    font-family: var(--font-mono);
    font-size: 0.9rem;
}

.docs-toc span {
    color: var(--color-text-light);
    font-size: 0.9rem;
}

.command-section {
    margin-bottom: var(--spacing-3xl);
    padding-bottom: var(--spacing-2xl);
    border-bottom: 1px solid var(--color-border);
}

.command-section:last-child {
    border-bottom: none;
}

.command-section h2 {
    font-size: 1.8rem;
    color: var(--color-navy-dark);
    margin-bottom: var(--spacing-md);
    text-align: left;
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.command-section h2 code {
    font-family: var(--font-mono);
    font-size: 1.5rem;
    color: var(--color-coral);
    background: var(--color-bg-section);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--border-radius);
}

.command-section > p {
    color: var(--color-text);
    margin-bottom: var(--spacing-lg);
    font-size: 1.05rem;
}

.command-section h3 {
    font-size: 1.1rem;
    color: var(--color-navy);
    margin: var(--spacing-xl) 0 var(--spacing-md);
}

.command-section h4 {
    font-size: 1rem;
    color: var(--color-text);
    margin: var(--spacing-lg) 0 var(--spacing-sm);
}

.options-table {
    margin-bottom: var(--spacing-lg);
}

.options-table td:first-child code {
    color: var(--color-light-blue-dim);
    background: var(--color-navy-dark);
}

.example-block {
    margin-bottom: var(--spacing-lg);
}

.example-block h4 {
    margin-bottom: var(--spacing-sm);
}

.note-block {
    background: linear-gradient(to right, rgba(153, 204, 255, 0.1), transparent);
    border-left: 4px solid var(--color-light-blue);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
    margin: var(--spacing-lg) 0;
}

.note-block strong {
    color: var(--color-navy-dark);
}

.exit-codes {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: var(--spacing-sm) var(--spacing-lg);
    background: var(--color-bg-section);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
}

.exit-code {
    font-family: var(--font-mono);
    font-weight: 600;
    color: var(--color-coral);
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-light-blue);
    text-decoration: none;
    font-size: 0.9rem;
    margin-bottom: var(--spacing-lg);
}

.back-link:hover {
    color: var(--color-coral);
}