/* IBM Carbon Design System v11 - Content Cortex Theme */

:root {
    /* IBM Carbon v11 Colors */
    --cds-background: #ffffff;
    --cds-layer-01: #f4f4f4;
    --cds-layer-02: #ffffff;
    --cds-layer-03: #f4f4f4;
    --cds-field-01: #f4f4f4;
    --cds-field-02: #ffffff;
    --cds-ui-background: #ffffff;
    --cds-interactive-01: #0f62fe;
    --cds-interactive-02: #393939;
    --cds-interactive-03: #0f62fe;
    --cds-interactive-04: #0f62fe;
    --cds-text-01: #161616;
    --cds-text-02: #525252;
    --cds-text-03: #8d8d8d;
    --cds-text-04: #ffffff;
    --cds-link-01: #0f62fe;
    --cds-inverse-link: #78a9ff;
    --cds-icon-01: #161616;
    --cds-icon-02: #525252;
    --cds-icon-03: #ffffff;
    --cds-border-subtle-00: #e0e0e0;
    --cds-border-subtle-01: #c6c6c6;
    --cds-border-strong-01: #8d8d8d;
    
    /* IBM Carbon Color Palette - Gray Scale */
    --white: #ffffff;
    --gray-10: #f4f4f4;
    --gray-20: #e0e0e0;
    --gray-30: #c6c6c6;
    --gray-40: #a8a8a8;
    --gray-50: #8d8d8d;
    --gray-60: #6f6f6f;
    --gray-70: #525252;
    --gray-80: #393939;
    --gray-90: #262626;
    --gray-100: #161616;
    
    /* IBM Carbon Color Palette - Blue */
    --blue-10: #edf5ff;
    --blue-20: #d0e2ff;
    --blue-30: #a6c8ff;
    --blue-40: #78a9ff;
    --blue-50: #4589ff;
    --blue-60: #0f62fe;
    --blue-70: #0043ce;
    --blue-80: #002d9c;
    --blue-90: #001d6c;
    --blue-100: #001141;
    
    /* IBM Carbon Color Palette - Green */
    --green-10: #defbe6;
    --green-20: #a7f0ba;
    --green-30: #6fdc8c;
    --green-40: #42be65;
    --green-50: #24a148;
    --green-60: #198038;
    --green-70: #0e6027;
    --green-80: #044317;
    --green-90: #022d0d;
    --green-100: #071908;
    
    /* IBM Carbon Color Palette - Yellow */
    --yellow-10: #fcf4d6;
    --yellow-20: #fddc69;
    --yellow-30: #f1c21b;
    --yellow-40: #d2a106;
    --yellow-50: #b28600;
    --yellow-60: #8e6a00;
    --yellow-70: #684e00;
    --yellow-80: #483700;
    --yellow-90: #302400;
    --yellow-100: #1c1500;
    
    /* IBM Carbon Color Palette - Purple */
    --purple-10: #f6f2ff;
    --purple-20: #e8daff;
    --purple-30: #d4bbff;
    --purple-40: #be95ff;
    --purple-50: #a56eff;
    --purple-60: #8a3ffc;
    --purple-70: #6929c4;
    --purple-80: #491d8b;
    --purple-90: #31135e;
    --purple-100: #1c0f30;
    
    /* Spacing Scale */
    --cds-spacing-01: 0.125rem;
    --cds-spacing-02: 0.25rem;
    --cds-spacing-03: 0.5rem;
    --cds-spacing-04: 0.75rem;
    --cds-spacing-05: 1rem;
    --cds-spacing-06: 1.5rem;
    --cds-spacing-07: 2rem;
    --cds-spacing-08: 2.5rem;
    --cds-spacing-09: 3rem;
    --cds-spacing-10: 4rem;
    --cds-spacing-12: 6rem;
    
    /* Spacing Aliases */
    --spacing-01: 0.125rem;
    --spacing-02: 0.25rem;
    --spacing-03: 0.5rem;
    --spacing-04: 0.75rem;
    --spacing-05: 1rem;
    --spacing-06: 1.5rem;
    --spacing-07: 2rem;
    --spacing-08: 2.5rem;
    --spacing-09: 3rem;
    --spacing-10: 4rem;
    --spacing-12: 6rem;
    
    /* Typography */
    --cds-font-family: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --cds-font-family-mono: 'IBM Plex Mono', 'Courier New', monospace;
    --font-family: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-family-mono: 'IBM Plex Mono', 'Courier New', monospace;
    
    /* Layout */
    --cds-layout-01: 1rem;
    --cds-layout-02: 1.5rem;
    --cds-layout-03: 2rem;
    --cds-layout-04: 3rem;
    --cds-layout-05: 4rem;
    --cds-layout-06: 6rem;
    --cds-layout-07: 10rem;
    
    /* Transitions */
    --transition-fast: 110ms cubic-bezier(0.2, 0, 0.38, 0.9);
    --transition-moderate: 240ms cubic-bezier(0.2, 0, 0.38, 0.9);
    --transition-slow: 400ms cubic-bezier(0.2, 0, 0.38, 0.9);
}

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

body {
    font-family: var(--cds-font-family);
    line-height: 1.43;
    color: var(--cds-text-01);
    background: var(--cds-background);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Carbon Grid Override */
.cds--grid {
    max-width: 99rem;
    margin: 0 auto;
    padding-left: var(--cds-spacing-05);
    padding-right: var(--cds-spacing-05);
}

.cds--grid--full-width {
    max-width: 100%;
    padding-left: var(--cds-spacing-06);
    padding-right: var(--cds-spacing-06);
}

/* Navigation - Carbon UI Shell Style */
.navbar {
    background: var(--cds-ui-background);
    border-bottom: 1px solid var(--cds-border-subtle-00);
    position: sticky;
    top: 0;
    z-index: 8000;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.nav-container {
    max-width: 99rem;
    margin: 0 auto;
    padding: 0 var(--cds-spacing-05);
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 3rem;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--cds-spacing-03);
}

.nav-logo {
    width: 2rem;
    height: 2rem;
}

.nav-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--cds-text-01);
    letter-spacing: 0.16px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 0;
    align-items: center;
}

.nav-link {
    color: var(--cds-text-02);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 400;
    padding: 0 var(--cds-spacing-05);
    height: 3rem;
    display: flex;
    align-items: center;
    border-bottom: 3px solid transparent;
    transition: all 110ms cubic-bezier(0.2, 0, 0.38, 0.9);
}

.nav-link:hover {
    background: var(--cds-layer-01);
    color: var(--cds-text-01);
}

.nav-link.active {
    border-bottom-color: var(--cds-interactive-01);
    color: var(--cds-text-01);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--cds-spacing-03);
}

.nav-toggle span {
    width: 20px;
    height: 2px;
    background: var(--cds-icon-01);
    transition: all 240ms cubic-bezier(0.2, 0, 0.38, 0.9);
}

/* Hero Section - Carbon Style */
.hero {
    background: linear-gradient(135deg, #0f62fe 0%, #0043ce 100%);
    color: #ffffff;
    padding: var(--cds-spacing-10) 0 var(--cds-spacing-12);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="1"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

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

.hero-title {
    font-size: 3.375rem;
    font-weight: 300;
    margin-bottom: var(--cds-spacing-05);
    line-height: 1.199;
    letter-spacing: 0;
}

.hero-subtitle {
    margin-bottom: var(--cds-spacing-06);
    opacity: 0.95;
}

.hero-description {
    margin-bottom: var(--cds-spacing-07);
    opacity: 0.9;
    max-width: 36rem;
}

.hero-actions {
    display: flex;
    gap: var(--cds-spacing-05);
    margin-bottom: var(--cds-spacing-07);
}

.hero-badges {
    display: flex;
    gap: var(--cds-spacing-04);
    flex-wrap: wrap;
}

.hero-image-col {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-logo {
    width: 100%;
    max-width: 25rem;
    height: auto;
    filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.2));
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

/* Carbon Button Styles & Overrides */
.cds--btn {
    display: inline-flex;
    align-items: center;
    justify-content: space-between;
    min-height: 3rem;
    padding: calc(0.875rem - 3px) 60px calc(0.875rem - 3px) 16px;
    font-size: 0.875rem;
    font-weight: 400;
    line-height: 1.28572;
    letter-spacing: 0.16px;
    text-decoration: none;
    cursor: pointer;
    transition: background 70ms cubic-bezier(0, 0, 0.38, 0.9),
                box-shadow 70ms cubic-bezier(0, 0, 0.38, 0.9),
                border-color 70ms cubic-bezier(0, 0, 0.38, 0.9),
                outline 70ms cubic-bezier(0, 0, 0.38, 0.9);
    border-radius: 0;
    outline: 2px solid transparent;
    outline-offset: -2px;
    position: relative;
    max-width: 20rem;
    font-family: var(--cds-font-family);
}

.cds--btn--primary {
    background-color: var(--blue-60);
    border: 1px solid transparent;
    color: var(--white);
}

.cds--btn--primary:hover {
    background-color: var(--blue-70);
}

.cds--btn--primary:active {
    background-color: var(--blue-80);
}

.cds--btn--secondary {
    background-color: var(--gray-80);
    border: 1px solid transparent;
    color: var(--white);
}

.cds--btn--secondary:hover {
    background-color: var(--gray-90);
}

.cds--btn--secondary:active {
    background-color: var(--gray-100);
}

.cds--btn__icon {
    position: absolute;
    right: 16px;
    flex-shrink: 0;
    width: 16px;
    height: 16px;
}

/* Carbon Tag Styles & Overrides */
.cds--tag {
    display: inline-flex;
    align-items: center;
    padding: 0 var(--cds-spacing-03);
    height: 1.5rem;
    margin: var(--cds-spacing-02);
    border-radius: 0.9375rem;
    font-size: 0.75rem;
    font-weight: 400;
    line-height: 1.33333;
    letter-spacing: 0.32px;
    vertical-align: middle;
    word-break: break-word;
}

.cds--tag--blue {
    background-color: var(--blue-20);
    color: var(--blue-70);
}

.cds--tag--cool-gray,
.cds--tag--gray {
    background-color: var(--gray-20);
    color: var(--gray-100);
}

.cds--tag--green {
    background-color: var(--green-20);
    color: var(--green-70);
}

.cds--tag--purple {
    background-color: var(--purple-20);
    color: var(--purple-70);
}

.cds--tag--red {
    background-color: #ffd7d9;
    color: #750e13;
}

.cds--tag--cyan {
    background-color: #bae6ff;
    color: #003a6d;
}

/* Carbon Tag Overrides for Hero */
.hero .cds--tag {
    background-color: rgba(255, 255, 255, 0.2);
    color: #ffffff;
    border: none;
}

/* Sections */
section {
    padding: var(--cds-spacing-10) 0;
}

.section-title {
    margin-bottom: var(--cds-spacing-08);
    text-align: left;
}

/* Features Section */
.features {
    background: var(--cds-background);
}

.features .cds--row {
    margin-bottom: var(--cds-spacing-06);
}

.features .cds--row:last-child {
    margin-bottom: 0;
}

.features-row {
    display: flex;
    flex-wrap: wrap;
    gap: var(--cds-spacing-06);
    justify-content: space-between;
}

.features-row > [class*="cds--col"] {
    flex: 0 0 calc(33.333% - var(--cds-spacing-06));
    max-width: calc(33.333% - var(--cds-spacing-06));
}

.feature-tile {
    height: 100%;
    padding: var(--cds-spacing-07);
    transition: all 240ms cubic-bezier(0.2, 0, 0.38, 0.9);
}

.feature-tile:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: var(--cds-spacing-05);
    display: block;
}

.feature-tile h3 {
    margin-bottom: var(--cds-spacing-04);
}

.feature-tile p {
    color: var(--cds-text-02);
}

/* Quick Start Section */
.quick-start {
    background: var(--cds-layer-01);
}

.quick-start-tile {
    padding: var(--cds-spacing-07);
}

.quick-start-steps {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-07);
}

.step {
    display: flex;
    gap: var(--spacing-06);
    background: var(--white);
    padding: var(--spacing-07);
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.step-number {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: var(--blue-60);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 600;
}

.step-content {
    flex: 1;
}

.step-content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--gray-100);
    margin-bottom: var(--spacing-04);
}

.step-content pre {
    background: var(--gray-90);
    color: var(--gray-10);
    padding: var(--spacing-05);
    border-radius: 4px;
    overflow-x: auto;
    font-family: var(--font-family-mono);
    font-size: 0.875rem;
    line-height: 1.6;
}

.step-content code {
    font-family: var(--font-family-mono);
}

/* Components Section */
.components {
    background: var(--cds-background);
}

.components .cds--row {
    margin-bottom: var(--cds-spacing-06);
}

.components .cds--row:last-child {
    margin-bottom: 0;
}

.component-tile {
    height: 100%;
    padding: var(--cds-spacing-07);
    border-top: 3px solid var(--cds-interactive-01);
}

.component-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--cds-spacing-05);
}

.component-header h3 {
    flex: 1;
}

.component-description {
    margin-bottom: var(--cds-spacing-05);
}

.component-features {
    list-style: none;
    margin-bottom: var(--cds-spacing-06);
    padding-left: 0;
}

.component-features li {
    padding: var(--cds-spacing-03) 0;
    color: var(--cds-text-02);
    border-bottom: 1px solid var(--cds-border-subtle-00);
}

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

.component-link {
    font-weight: 600;
}

/* Resources Section */
.resources {
    background: var(--cds-layer-01);
    padding: var(--cds-spacing-10) 0;
}

.resources .container {
    max-width: 99rem;
    margin: 0 auto;
    padding: 0 var(--cds-spacing-05);
}

.resources-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--cds-spacing-07);
}

.resource-card {
    display: block;
    padding: var(--cds-spacing-08);
    background: var(--cds-background);
    border-radius: 4px;
    text-decoration: none;
    transition: all 240ms cubic-bezier(0.2, 0, 0.38, 0.9);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    border-top: 3px solid transparent;
}

.resource-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    border-top-color: var(--cds-interactive-01);
}

.resource-icon {
    font-size: 2.5rem;
    margin-bottom: var(--cds-spacing-05);
    display: block;
}

.resource-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--cds-text-01);
    margin-bottom: var(--cds-spacing-03);
}

.resource-card p {
    color: var(--cds-text-02);
    line-height: 1.43;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: var(--cds-spacing-04) var(--cds-spacing-06);
    font-size: 0.875rem;
    font-weight: 600;
    text-align: center;
    text-decoration: none;
    border-radius: 4px;
    border: none;
    cursor: pointer;
    transition: all var(--transition-moderate);
    font-family: var(--cds-font-family);
}

.btn-primary {
    background: var(--blue-60);
    color: var(--white);
}

.btn-primary:hover {
    background: var(--blue-70);
}

.btn-secondary {
    background: var(--gray-80);
    color: var(--white);
}

.btn-secondary:hover {
    background: var(--gray-90);
}

.btn-outline {
    background: transparent;
    color: var(--blue-60);
    border: 1px solid var(--blue-60);
}

.btn-outline:hover {
    background: var(--blue-60);
    color: var(--white);
}

/* Footer */
.footer {
    background: var(--gray-100);
    color: var(--gray-30);
    padding: var(--spacing-09) 0 var(--spacing-07);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-07);
    margin-bottom: var(--spacing-07);
}

.footer-section h4 {
    color: var(--white);
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-05);
}

.footer-section p {
    line-height: 1.7;
}

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

.footer-section li {
    margin-bottom: var(--spacing-03);
}

.footer-section a {
    color: var(--gray-30);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    border-top: 1px solid var(--gray-70);
    padding-top: var(--spacing-06);
    text-align: center;
    font-size: 0.875rem;
}

.footer-bottom p {
    margin-bottom: var(--spacing-02);
}

/* Responsive Design */
@media (max-width: 1056px) {
    .hero-content {
        grid-template-columns: 1fr;
    }
    
    .hero-image {
        order: -1;
    }
    
    .hero-logo {
        max-width: 300px;
    }
    
    .features-row > [class*="cds--col"] {
        flex: 0 0 calc(50% - var(--cds-spacing-06));
        max-width: calc(50% - var(--cds-spacing-06));
    }
    
    .resources-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .features-row > [class*="cds--col"] {
        flex: 0 0 100%;
        max-width: 100%;
    }
    
    .resources-grid {
        grid-template-columns: 1fr;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 48px;
        flex-direction: column;
        background: var(--white);
        width: 100%;
        text-align: center;
        transition: left var(--transition-moderate);
        box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
        padding: var(--spacing-05) 0;
        gap: 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-link {
        width: 100%;
        padding: var(--spacing-05);
        border-radius: 0;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.25rem;
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .btn {
        text-align: center;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .features-grid,
    .components-grid {
        grid-template-columns: 1fr;
    }
    
    .step {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-05);
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.125rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
}
/* Copy Button for Code Blocks */
pre {
    position: relative;
}

.copy-button {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    background: var(--gray-70);
    color: var(--white);
    border: none;
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 500;
    cursor: pointer;
    transition: background var(--transition-fast);
    z-index: 10;
}

.copy-button:hover {
    background: var(--gray-50);
}

.copy-button:active {
    background: var(--blue-60);
}


/* ── Environment Badge (dev mode indicator in navbar) ── */
.env-badge {
    display: inline-block;
    margin-left: var(--cds-spacing-03);
    padding: 0.125rem 0.5rem;
    background: #ffd6a5;
    color: #7a3900;
    border: 1px solid #ff9800;
    border-radius: 0.75rem;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    white-space: nowrap;
    vertical-align: middle;
}

/* Made with Bob */