/* ==========================================================================
   termsuji-local - Ink & Stone Aesthetic
   A fusion of ancient Go aesthetics with terminal hacker culture
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,400;0,600;1,400&family=JetBrains+Mono:wght@400;600&family=Noto+Serif+JP:wght@400;600&display=swap');

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

:root {
    /* Ink & Stone Palette */
    --ink-deepest: #0a0a0b;
    --ink-deep: #121214;
    --ink-medium: #1a1a1e;
    --ink-light: #2a2a30;
    --ink-subtle: #3a3a42;

    --stone-black: #1c1c1c;
    --stone-white: #e8e4dc;
    --stone-white-glow: #f5f2ea;

    --bamboo: #7a8b6e;
    --bamboo-light: #98a889;
    --rust: #c4785a;
    --rust-glow: #e89b7a;
    --gold-accent: #d4a857;
    --gold-glow: #f0c878;

    --text-primary: #d8d4cc;
    --text-secondary: #9a968e;
    --text-muted: #6a665e;
    --text-heading: #f0ece4;

    --terminal-green: #4ade80;
    --terminal-amber: #fbbf24;

    /* Typography */
    --font-display: 'Cormorant Garamond', 'Noto Serif JP', Georgia, serif;
    --font-body: 'Cormorant Garamond', Georgia, serif;
    --font-mono: 'JetBrains Mono', 'SF Mono', monospace;

    --max-width: 900px;
    --spacing-xs: 0.2rem;
    --spacing-sm: 0.4rem;
    --spacing-md: 0.75rem;
    --spacing-lg: 1.25rem;
    --spacing-xl: 2.5rem;
    --spacing-2xl: 3.5rem;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 1.05rem;
    background-color: var(--ink-deepest);
    color: var(--text-primary);
    line-height: 1.65;
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
}

/* Subtle noise texture overlay */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
    opacity: 0.03;
    pointer-events: none;
    z-index: 1000;
}

/* Radial gradient ambiance */
body::after {
    content: '';
    position: fixed;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(ellipse at 30% 20%, rgba(122, 139, 110, 0.08) 0%, transparent 50%),
                radial-gradient(ellipse at 70% 80%, rgba(196, 120, 90, 0.05) 0%, transparent 40%);
    pointer-events: none;
    z-index: -1;
}

/* Floating stones animation */
.floating-stones {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
    overflow: hidden;
}

.floating-stone {
    position: absolute;
    font-size: 1.5rem;
    opacity: 0;
    animation: float-up 20s linear infinite;
}

.floating-stone:nth-child(1) { left: 10%; animation-delay: 0s; }
.floating-stone:nth-child(2) { left: 25%; animation-delay: 4s; }
.floating-stone:nth-child(3) { left: 40%; animation-delay: 8s; }
.floating-stone:nth-child(4) { left: 55%; animation-delay: 2s; }
.floating-stone:nth-child(5) { left: 70%; animation-delay: 6s; }
.floating-stone:nth-child(6) { left: 85%; animation-delay: 10s; }
.floating-stone:nth-child(7) { left: 15%; animation-delay: 12s; }
.floating-stone:nth-child(8) { left: 60%; animation-delay: 14s; }

@keyframes float-up {
    0% {
        transform: translateY(100vh) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 0.15;
    }
    90% {
        opacity: 0.15;
    }
    100% {
        transform: translateY(-100px) rotate(360deg);
        opacity: 0;
    }
}

/* Skip Link for Accessibility */
.skip-link {
    position: absolute;
    top: -100%;
    left: 0;
    background: var(--gold-accent);
    color: var(--ink-deepest);
    padding: var(--spacing-sm) var(--spacing-md);
    z-index: 1001;
    text-decoration: none;
    font-weight: 600;
    font-family: var(--font-mono);
    font-size: 0.85rem;
}

.skip-link:focus {
    top: 0;
}

/* Typography */
h1, h2, h3, h4 {
    font-family: var(--font-display);
    color: var(--text-heading);
    font-weight: 400;
    line-height: 1.2;
    letter-spacing: 0.02em;
}

h1 {
    font-size: clamp(2.2rem, 5vw, 3.5rem);
    font-weight: 400;
}

h2 {
    font-size: clamp(1.5rem, 3.5vw, 1.9rem);
    margin-bottom: var(--spacing-lg);
    position: relative;
    display: inline-block;
}

h2::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 0;
    width: 50px;
    height: 2px;
    background: linear-gradient(90deg, var(--bamboo), transparent);
}

h3 {
    font-size: 1.2rem;
    margin: var(--spacing-xl) 0 var(--spacing-md);
    color: var(--text-secondary);
}

p {
    margin-bottom: var(--spacing-md);
}

a {
    color: var(--bamboo-light);
    text-decoration: none;
    transition: all 0.3s ease;
}

a:hover, a:focus {
    color: var(--gold-glow);
}

a:focus {
    outline: 2px solid var(--gold-accent);
    outline-offset: 3px;
}

strong {
    color: var(--text-heading);
    font-weight: 600;
}

/* Selection */
::selection {
    background: var(--bamboo);
    color: var(--stone-white);
}

/* Header & Navigation */
header {
    position: sticky;
    top: 0;
    background: linear-gradient(180deg, var(--ink-deepest) 0%, rgba(10, 10, 11, 0.95) 100%);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--ink-light);
    z-index: 100;
}

nav {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--spacing-md) var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

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

.logo {
    font-size: 1.5rem;
    filter: drop-shadow(0 0 8px rgba(232, 228, 220, 0.3));
    animation: stone-pulse 4s ease-in-out infinite;
}

@keyframes stone-pulse {
    0%, 100% { opacity: 0.8; }
    50% { opacity: 1; filter: drop-shadow(0 0 12px rgba(232, 228, 220, 0.5)); }
}

.brand-name {
    font-family: var(--font-mono);
    font-weight: 400;
    color: var(--text-heading);
    font-size: 0.95rem;
    letter-spacing: 0.08em;
    text-transform: lowercase;
}

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

.nav-links a {
    color: var(--text-muted);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    transition: all 0.3s ease;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--gold-accent);
    transition: width 0.3s ease;
}

.nav-links a:hover {
    color: var(--text-heading);
    text-decoration: none;
}

.nav-links a:hover::after {
    width: 100%;
}

/* Main Content */
main {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--spacing-lg);
}

section {
    margin-bottom: var(--spacing-2xl);
    padding-top: var(--spacing-xl);
}

/* Section Divider - Go stone pattern */
.section-divider {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin: var(--spacing-2xl) 0;
    opacity: 0.25;
}

.section-divider span {
    font-size: 0.6rem;
}

/* Hero Section */
.hero {
    text-align: center;
    padding: var(--spacing-2xl) 0 var(--spacing-xl);
    position: relative;
}

/* Decorative Go board grid pattern */
.hero::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 350px;
    height: 350px;
    background-image:
        linear-gradient(var(--ink-light) 1px, transparent 1px),
        linear-gradient(90deg, var(--ink-light) 1px, transparent 1px);
    background-size: 35px 35px;
    opacity: 0.12;
    border-radius: 8px;
    z-index: -1;
}

.hero h1 {
    margin-bottom: var(--spacing-sm);
    background: linear-gradient(135deg, var(--text-heading) 0%, var(--bamboo-light) 50%, var(--text-heading) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: shimmer 8s ease-in-out infinite;
    background-size: 200% auto;
}

@keyframes shimmer {
    0%, 100% { background-position: 0% center; }
    50% { background-position: 200% center; }
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    font-style: italic;
    max-width: 550px;
    margin-left: auto;
    margin-right: auto;
}

/* Terminal Demo */
.terminal-demo {
    background: var(--ink-deep);
    border: 1px solid var(--ink-subtle);
    border-radius: 10px;
    max-width: 700px;
    margin: 0 auto var(--spacing-lg);
    overflow: hidden;
    text-align: left;
    box-shadow:
        0 4px 20px rgba(0, 0, 0, 0.4),
        0 0 1px rgba(122, 139, 110, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.03);
    position: relative;
}

.terminal-demo::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 100%;
    background: linear-gradient(180deg, rgba(122, 139, 110, 0.02) 0%, transparent 30%);
    pointer-events: none;
    z-index: 1;
}

/* Asciinema Player Customization */
#demo-player .ap-wrapper {
    border-radius: 10px;
}

#demo-player .ap-player {
    font-size: 13px;
}

.terminal-header {
    background: var(--ink-medium);
    padding: var(--spacing-xs) var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    border-bottom: 1px solid var(--ink-light);
}

.terminal-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.terminal-dot.red { background: #ff5f56; }
.terminal-dot.yellow { background: #ffbd2e; }
.terminal-dot.green { background: #27c93f; }

.terminal-title {
    flex: 1;
    text-align: center;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-muted);
    letter-spacing: 0.08em;
}

.terminal-content {
    padding: var(--spacing-lg);
    font-family: var(--font-mono);
    font-size: 0.85rem;
    line-height: 1.4;
    overflow-x: auto;
}

.terminal-content code {
    display: block;
    white-space: pre;
}

.stone-black {
    color: var(--text-heading);
    text-shadow: 0 0 2px rgba(0, 0, 0, 0.8);
}

.stone-white {
    color: var(--stone-white);
    text-shadow: 0 0 4px rgba(232, 228, 220, 0.3);
}

.cursor {
    color: var(--gold-glow);
    font-weight: 600;
    animation: cursor-blink 1.2s ease-in-out infinite;
}

@keyframes cursor-blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* CTA Buttons */
.cta-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-xl);
    border-radius: 3px;
    font-family: var(--font-mono);
    font-weight: 400;
    font-size: 0.8rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.5s ease;
}

.btn:hover::before {
    left: 100%;
}

.btn:hover {
    text-decoration: none;
    transform: translateY(-2px);
}

.btn-primary {
    background: linear-gradient(135deg, var(--bamboo) 0%, var(--bamboo-light) 100%);
    color: var(--ink-deepest);
    border: none;
    box-shadow: 0 3px 12px rgba(122, 139, 110, 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--bamboo-light) 0%, var(--bamboo) 100%);
    color: var(--ink-deepest);
    box-shadow: 0 5px 20px rgba(122, 139, 110, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--ink-subtle);
}

.btn-secondary:hover {
    background: var(--ink-light);
    color: var(--text-heading);
    border-color: var(--bamboo);
}

/* Feature Grid */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.feature-card {
    background: linear-gradient(135deg, var(--ink-deep) 0%, var(--ink-medium) 100%);
    border: 1px solid var(--ink-light);
    border-radius: 6px;
    padding: var(--spacing-lg);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--bamboo), var(--rust), var(--gold-accent));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.feature-card:hover {
    border-color: var(--ink-subtle);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.feature-card:hover::before {
    opacity: 1;
}

.feature-icon {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
    filter: grayscale(30%);
    transition: filter 0.3s ease;
}

.feature-card:hover .feature-icon {
    filter: grayscale(0%);
}

.feature-card h3 {
    margin: 0 0 var(--spacing-xs);
    font-size: 1.05rem;
    font-family: var(--font-display);
    color: var(--text-heading);
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin: 0;
    line-height: 1.5;
}

/* Code Blocks */
.code-block {
    background: var(--ink-deep);
    border: 1px solid var(--ink-light);
    border-radius: 5px;
    margin: var(--spacing-sm) 0;
    overflow: hidden;
    position: relative;
}

.code-block::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 2px;
    height: 100%;
    background: var(--bamboo);
}

.code-header {
    background: var(--ink-medium);
    padding: var(--spacing-xs) var(--spacing-md);
    padding-left: calc(var(--spacing-md) + 6px);
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--text-muted);
    border-bottom: 1px solid var(--ink-light);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.code-block pre {
    padding: var(--spacing-sm) var(--spacing-md);
    padding-left: calc(var(--spacing-md) + 6px);
    overflow-x: auto;
    margin: 0;
}

.code-block code {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--terminal-green);
}

/* Tables */
.controls-table {
    width: 100%;
    border-collapse: collapse;
    margin: var(--spacing-md) 0;
    font-family: var(--font-body);
}

.controls-table th,
.controls-table td {
    padding: var(--spacing-sm) var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--ink-light);
}

.controls-table th {
    background: var(--ink-medium);
    color: var(--text-muted);
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 0.12em;
}

.controls-table tr {
    transition: background 0.2s ease;
}

.controls-table tr:hover {
    background: rgba(122, 139, 110, 0.05);
}

kbd {
    background: var(--ink-medium);
    border: 1px solid var(--ink-subtle);
    border-radius: 3px;
    padding: 3px 8px;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--terminal-amber);
    box-shadow: 0 2px 0 var(--ink-light);
}

/* Lists */
ul, ol {
    margin: var(--spacing-sm) 0;
    padding-left: var(--spacing-lg);
}

li {
    margin-bottom: var(--spacing-xs);
    color: var(--text-secondary);
}

li strong {
    color: var(--text-heading);
}

/* About Go Section */
.about-go {
    position: relative;
    padding: var(--spacing-lg);
    background: var(--ink-deep);
    border-radius: 10px;
    border: 1px solid var(--ink-light);
}

.about-go::before {
    content: '碁';
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-lg);
    font-size: 3.5rem;
    font-family: var(--font-display);
    color: var(--ink-medium);
    opacity: 0.6;
    pointer-events: none;
}

.about-go h2::after {
    display: none;
}

.about-go p {
    color: var(--text-secondary);
    max-width: 650px;
}

/* FAQ / Details */
details {
    background: var(--ink-deep);
    border: 1px solid var(--ink-light);
    border-radius: 5px;
    margin-bottom: var(--spacing-sm);
    transition: all 0.3s ease;
}

details:hover {
    border-color: var(--ink-subtle);
}

summary {
    padding: var(--spacing-sm) var(--spacing-md);
    cursor: pointer;
    font-family: var(--font-display);
    font-size: 1.05rem;
    font-weight: 400;
    color: var(--text-heading);
    list-style: none;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    transition: color 0.2s ease;
}

summary::-webkit-details-marker {
    display: none;
}

summary::before {
    content: '+';
    font-family: var(--font-mono);
    color: var(--bamboo);
    font-size: 1.1rem;
    width: 18px;
    transition: transform 0.3s ease;
}

details[open] summary::before {
    content: '−';
}

details[open] summary {
    border-bottom: 1px solid var(--ink-light);
}

summary:hover {
    color: var(--bamboo-light);
}

details p {
    padding: var(--spacing-md);
    margin: 0;
    color: var(--text-secondary);
    line-height: 1.6;
}

details a {
    color: var(--bamboo-light);
}

/* Feedback Section */
.feedback-section {
    position: relative;
    padding: var(--spacing-xl) var(--spacing-lg);
    background: var(--ink-deep);
    border-radius: 10px;
    border: 1px solid var(--ink-light);
    text-align: center;
}

.feedback-section::before {
    content: '>_';
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-lg);
    font-family: var(--font-mono);
    font-size: 1.2rem;
    color: var(--ink-subtle);
    opacity: 0.6;
    pointer-events: none;
}

.feedback-section h2 {
    display: block;
}

.feedback-section h2::after {
    left: 50%;
    transform: translateX(-50%);
}

.feedback-section > p {
    color: var(--text-secondary);
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.feedback-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    margin-top: var(--spacing-lg);
}

.feedback-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: 3px;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    letter-spacing: 0.06em;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.feedback-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.06), transparent);
    transition: left 0.5s ease;
}

.feedback-btn:hover::before {
    left: 100%;
}

.feedback-btn:hover {
    transform: translateY(-2px);
    text-decoration: none;
}

.feedback-prompt {
    font-weight: 600;
}

.feedback-bug {
    background: var(--ink-medium);
    color: var(--rust-glow);
    border: 1px solid rgba(196, 120, 90, 0.35);
}

.feedback-bug:hover {
    background: rgba(196, 120, 90, 0.12);
    color: var(--rust-glow);
    border-color: var(--rust);
    box-shadow: 0 4px 16px rgba(196, 120, 90, 0.2);
}

.feedback-bug .feedback-prompt {
    color: var(--rust);
}

.feedback-feature {
    background: var(--ink-medium);
    color: var(--bamboo-light);
    border: 1px solid rgba(122, 139, 110, 0.35);
}

.feedback-feature:hover {
    background: rgba(122, 139, 110, 0.12);
    color: var(--bamboo-light);
    border-color: var(--bamboo);
    box-shadow: 0 4px 16px rgba(122, 139, 110, 0.2);
}

.feedback-feature .feedback-prompt {
    color: var(--bamboo);
}

/* Footer */
footer {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--spacing-xl) var(--spacing-lg);
    border-top: 1px solid var(--ink-light);
    text-align: center;
    position: relative;
}

/* Decorative stones */
footer::before {
    content: '●○●';
    display: block;
    font-size: 1rem;
    letter-spacing: 0.3rem;
    margin-bottom: var(--spacing-md);
    opacity: 0.25;
    animation: stones-dance 6s ease-in-out infinite;
}

@keyframes stones-dance {
    0%, 100% { letter-spacing: 0.3rem; }
    50% { letter-spacing: 0.6rem; }
}

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

footer a {
    color: var(--text-secondary);
    transition: color 0.3s ease;
}

footer a:hover {
    color: var(--bamboo-light);
}

.fork-credit {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--ink-light);
}

.fork-credit a {
    color: var(--bamboo);
}

/* Horizontal Rule */
hr {
    border: none;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--ink-subtle), transparent);
    margin: var(--spacing-xl) 0;
}

/* Responsive */
@media (max-width: 768px) {
    :root {
        --spacing-lg: 1rem;
        --spacing-xl: 2rem;
        --spacing-2xl: 2.5rem;
    }

    nav {
        justify-content: center;
        padding: var(--spacing-sm);
    }

    .nav-brand {
        width: 100%;
        justify-content: center;
    }

    .nav-links {
        gap: var(--spacing-lg);
    }

    .hero::before {
        width: 280px;
        height: 280px;
        background-size: 28px 28px;
    }

    .terminal-demo {
        max-width: 100%;
        border-radius: 6px;
    }

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

    .about-go::before {
        font-size: 2rem;
        top: var(--spacing-sm);
        right: var(--spacing-md);
    }

    .feedback-section::before {
        display: none;
    }
}

@media (max-width: 480px) {
    body {
        font-size: 0.95rem;
    }

    .nav-links {
        gap: var(--spacing-md);
    }

    .nav-links a {
        font-size: 0.65rem;
    }

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

    .btn {
        width: 100%;
        max-width: 260px;
        text-align: center;
    }

    .feedback-actions {
        flex-direction: column;
        align-items: center;
    }

    .feedback-btn {
        width: 100%;
        max-width: 260px;
        justify-content: center;
    }
}

/* Print Styles */
@media print {
    header, .cta-buttons, footer, .floating-stones {
        display: none;
    }

    body {
        background: white;
        color: black;
    }

    body::before,
    body::after,
    .hero::before {
        display: none;
    }

    a {
        color: black;
        text-decoration: underline;
    }

    h1, h2, h3 {
        color: black;
        -webkit-text-fill-color: black;
    }
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: var(--ink-deep);
}

::-webkit-scrollbar-thumb {
    background: var(--ink-subtle);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--bamboo);
}

/* Smooth focus transitions */
*:focus {
    outline: none;
}

*:focus-visible {
    outline: 2px solid var(--gold-accent);
    outline-offset: 2px;
}