/* ==========================================================================
   Reset & Base
   ========================================================================== */

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

:root {
    /* Color Palette - High Contrast + Accent */
    --color-bg: #0d0d0d;
    --color-bg-elevated: #1a1a1a;
    --color-bg-subtle: #242424;
    --color-text: #ffffff;
    --color-text-muted: #b0b0b0;
    --color-text-subtle: #888888;
    --color-accent: #FF4F00;
    --color-accent-dim: rgba(255, 79, 0, 0.2);
    --color-border: #333333;

    /* Typography */
    --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Helvetica Neue", Arial, sans-serif;
    --font-mono: "SF Mono", "Monaco", "Inconsolata", "Fira Code", "Droid Sans Mono", "Source Code Pro", monospace;

    /* Spacing */
    --container-max: 1200px;
    --section-padding: 48px;
}

body {
    font-family: var(--font-sans);
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* ==========================================================================
   Search Modal
   ========================================================================== */

.search-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: none;
    align-items: flex-start;
    justify-content: center;
    padding-top: 100px;
    z-index: 1000;
}

.search-modal.active {
    display: flex;
}

.search-container {
    width: 100%;
    max-width: 600px;
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    overflow: hidden;
}

#searchInput {
    width: 100%;
    padding: 20px;
    background: transparent;
    border: none;
    color: var(--color-text);
    font-size: 18px;
    font-family: var(--font-sans);
    outline: none;
}

#searchInput::placeholder {
    color: var(--color-text-muted);
}

.search-results {
    max-height: 400px;
    overflow-y: auto;
    border-top: 1px solid var(--color-border);
}

.search-result-item {
    padding: 16px 20px;
    border-bottom: 1px solid var(--color-border);
    cursor: pointer;
}

.search-result-item:hover {
    background: var(--color-bg-subtle);
}

.search-result-item:last-child {
    border-bottom: none;
}

.search-result-title {
    color: var(--color-text);
    font-weight: 600;
    margin-bottom: 4px;
}

.search-result-description {
    color: var(--color-text-muted);
    font-size: 14px;
}

.search-hint {
    padding: 12px 20px;
    border-top: 1px solid var(--color-border);
    color: var(--color-text-muted);
    font-size: 13px;
    text-align: center;
}

.search-hint kbd {
    padding: 2px 6px;
    background: var(--color-bg-subtle);
    border: 1px solid var(--color-border);
    border-radius: 3px;
    font-family: var(--font-mono);
    font-size: 12px;
}

/* ==========================================================================
   Container & Layout
   ========================================================================== */

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

section {
    padding: var(--section-padding) 0;
}

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

.hero {
    min-height: 60vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: 48px 0;
}

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

.hero-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    background: var(--color-bg-subtle);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    font-size: 13px;
    color: var(--color-text-muted);
    margin-bottom: 20px;
}

.pulse-dot {
    width: 8px;
    height: 8px;
    background: var(--color-accent);
    border-radius: 50%;
}

.hero-title {
    font-size: clamp(40px, 7vw, 64px);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
}

.hero-subtitle {
    font-size: clamp(16px, 2vw, 18px);
    color: var(--color-text-muted);
    max-width: 700px;
    margin-bottom: 32px;
    line-height: 1.5;
}

.cta-container {
    display: flex;
    flex-direction: column;
    gap: 12px;
    align-items: flex-start;
}

.install-requirements {
    font-size: 13px;
    color: var(--color-text-subtle);
    font-family: var(--font-mono);
}

.install-command-large {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 20px 24px;
    background: var(--color-bg-elevated);
    border: 2px solid var(--color-accent);
    border-radius: 6px;
    font-family: var(--font-mono);
    font-size: 18px;
    max-width: fit-content;
}

.install-command-large code {
    color: var(--color-text);
    user-select: all;
    letter-spacing: -0.01em;
    font-weight: 500;
}

.copy-btn-large {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 12px;
    background: var(--color-accent);
    border: none;
    border-radius: 4px;
    color: white;
    cursor: pointer;
    flex-shrink: 0;
}

.copy-btn-large:hover {
    background: #ff6b2c;
}

.copy-btn-large.copied {
    background: #27c93f;
}

.cta-links {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.link-separator {
    color: var(--color-border);
}

.github-link {
    font-size: 14px;
    color: var(--color-text-muted);
    text-decoration: none;
    font-weight: 600;
}

.github-link:hover {
    color: var(--color-accent);
}

.view-script-link {
    font-size: 13px;
    color: var(--color-text-muted);
    text-decoration: none;
    margin-top: -4px;
}

.view-script-link:hover {
    color: var(--color-accent);
}

.cta-secondary-link {
    color: var(--color-text-muted);
    text-decoration: none;
    font-size: 16px;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    margin-top: 4px;
}

.cta-secondary-link:hover {
    color: var(--color-accent);
}

/* ==========================================================================
   Buttons & CTAs
   ========================================================================== */

.cta-primary {
    display: inline-block;
    padding: 14px 28px;
    background: var(--color-accent);
    color: white;
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    border-radius: 4px;
}

.cta-primary:hover {
    background: #ff6b2c;
}

.cta-secondary {
    display: inline-block;
    padding: 14px 28px;
    background: transparent;
    color: var(--color-text);
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    border: 1px solid var(--color-border);
    border-radius: 4px;
}

.cta-secondary:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

/* ==========================================================================
   What You Get Section
   ========================================================================== */

.what-you-get {
    padding: 32px 0;
    background: var(--color-bg);
}

.what-you-get-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 16px;
}

.what-you-get-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.what-you-get-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--color-text-muted);
    font-size: 16px;
}

.what-you-get-list li svg {
    color: var(--color-accent);
    flex-shrink: 0;
}

.what-you-get-list li strong {
    color: var(--color-text);
    font-family: var(--font-mono);
}

/* ==========================================================================
   Terminal Demo Section
   ========================================================================== */

.demo {
    background: var(--color-bg-elevated);
    position: relative;
}

.demo::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-border), transparent);
}

.demo-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 32px;
}

.terminal-window {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    overflow: hidden;
}

.terminal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    background: var(--color-bg-subtle);
    border-bottom: 1px solid var(--color-border);
}

.terminal-controls {
    display: flex;
    gap: 8px;
}

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

.control.red { background: #ff5f56; }
.control.yellow { background: #ffbd2e; }
.control.green { background: #27c93f; }

.terminal-title {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    font-size: 13px;
    color: var(--color-text-muted);
    font-family: var(--font-mono);
}

.terminal-body {
    padding: 20px;
    font-family: var(--font-mono);
    font-size: 14px;
    min-height: 250px;
}

.terminal-line {
    margin-bottom: 12px;
}

.prompt {
    display: flex;
    gap: 12px;
    margin-bottom: 24px;
}

.prompt-symbol {
    color: var(--color-accent);
}

.cursor-blink {
    color: var(--color-accent);
}

.terminal-output {
    color: var(--color-text-muted);
    line-height: 1.8;
}

.terminal-stats {
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid var(--color-border);
    color: var(--color-accent);
    font-weight: 600;
    opacity: 0;
}

/* Demo Annotations */

.demo-annotation {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.annotation-item {
    display: flex;
    gap: 12px;
    align-items: flex-start;
}

.annotation-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: var(--color-bg-subtle);
    border: 1px solid var(--color-border);
    border-radius: 50%;
    font-weight: 700;
    color: var(--color-accent);
    flex-shrink: 0;
}

.annotation-text {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.annotation-text strong {
    color: var(--color-text);
    font-size: 16px;
}

.annotation-text span {
    color: var(--color-text-muted);
    font-size: 14px;
}

/* ==========================================================================
   Use Cases Section
   ========================================================================== */

.use-cases {
    position: relative;
}

.section-title {
    font-size: clamp(32px, 5vw, 48px);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: 40px;
    text-align: center;
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.case-card {
    padding: 24px;
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: 6px;
}

.case-card:hover {
    border-color: var(--color-accent);
}

.case-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    margin-bottom: 20px;
    color: var(--color-accent);
}

.case-card h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--color-text);
}

.case-card p {
    color: var(--color-text-muted);
    margin-bottom: 20px;
    line-height: 1.6;
}

.case-prompt {
    font-family: var(--font-mono);
    font-size: 13px;
    color: var(--color-accent);
    background: var(--color-bg);
    padding: 12px 16px;
    border-radius: 6px;
    border: 1px solid var(--color-border);
}

.case-card-featured {
    grid-column: 1 / -1;
}

.case-code-preview {
    margin-top: 20px;
}

.code-preview-header {
    font-size: 13px;
    color: var(--color-text-muted);
    margin-bottom: 8px;
}

.code-preview-content {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    padding: 20px;
    overflow-x: auto;
}

.code-preview-content code {
    font-family: var(--font-mono);
    font-size: 14px;
    line-height: 1.6;
    color: var(--color-text);
}

.code-comment {
    color: var(--color-text-muted);
}

@media (max-width: 768px) {
    .case-card-featured {
        grid-column: auto;
    }

    .code-preview-content {
        font-size: 12px;
    }
}

/* ==========================================================================
   How It Works / Features
   ========================================================================== */

.how-it-works {
    background: var(--color-bg-elevated);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
    margin-top: 40px;
}

.feature-item {
    text-align: center;
}

.feature-stat {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 8px;
    margin-bottom: 24px;
}

.stat-number {
    font-size: 72px;
    font-weight: 700;
    color: var(--color-accent);
    line-height: 1;
}

.stat-unit {
    font-size: 24px;
    color: var(--color-text-muted);
}

.feature-item h3 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 12px;
}

.feature-item p {
    color: var(--color-text-muted);
    max-width: 320px;
    margin: 0 auto;
}

/* ==========================================================================
   Final CTA Section
   ========================================================================== */

.final-cta {
    text-align: center;
    padding: 80px 0;
}

.cta-content h2 {
    font-size: clamp(32px, 5vw, 56px);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: 32px;
}

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

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

.footer {
    border-top: 1px solid var(--color-border);
    padding: 32px 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 24px;
}

.footer-center {
    flex: 1;
    text-align: center;
}

.footer-pricing {
    color: var(--color-text-muted);
    font-size: 14px;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.footer-brand strong {
    color: var(--color-text);
    font-size: 18px;
}

.footer-brand span {
    color: var(--color-text-muted);
    font-size: 14px;
}

.footer-links {
    display: flex;
    gap: 32px;
}

.footer-links a {
    color: var(--color-text-muted);
    text-decoration: none;
    transition: color 0.3s var(--ease-smooth);
}

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


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

@media (max-width: 768px) {
    :root {
        --section-padding: 32px;
    }

    .hero {
        min-height: auto;
        padding: 32px 0;
    }

    .terminal-body {
        font-size: 12px;
        padding: 16px;
    }

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

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

    .footer-content {
        flex-direction: column;
        text-align: center;
    }

    .final-cta {
        padding: 48px 0;
    }
}

@media (min-width: 768px) {
    .demo-content {
        grid-template-columns: 2fr 1fr;
        align-items: center;
    }
}