/*
 * theme-debian-classic.css
 * Debian-official feel: oxblood (#A80030, Debian's brand red) as the
 * accent, warm off-white (#f7f5f3) background, slate (#2d2d2d) text.
 * Sober, institutional styling with minimal decoration -- no blur, light
 * shadows only.
 * Structural rules (grid/flex/spacing/media queries) are unchanged from
 * theme-original.css.
 */

* {
    box-sizing: border-box;
}

body {
    font-family: 'Liberation Sans', 'DejaVu Sans', Arial, 'Noto Sans SC', 'Microsoft YaHei', sans-serif;
    background: #f7f5f3;
    margin: 0;
    padding: 20px;
    color: #2d2d2d;
    line-height: 1.6;
    min-height: 100vh;
}

/* ---------- shared layout ---------- */

.container {
    max-width: 1000px;
    margin: 0 auto;
}

.header {
    text-align: center;
    background: #fffdfb;
    padding: 40px 20px;
    border-radius: 20px;
    box-shadow: 0 8px 16px rgba(45, 45, 45, 0.05);
    margin-bottom: 30px;
}

.header h1 {
    font-size: 2.8em;
    margin: 0 0 10px 0;
    background: linear-gradient(135deg, #A80030, #7a0224);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.header p {
    color: #565656;
    font-size: 1.2em;
    margin: 0;
}

.subtitle {
    font-size: 1.2em;
    color: #565656;
    margin-bottom: 20px;
}

.version-badge {
    background: linear-gradient(135deg, #3b6ea5 0%, #5b8ec0 100%);
    color: white;
    padding: 10px 20px;
    border-radius: 25px;
    font-weight: 600;
    display: inline-block;
    margin: 10px 0;
}

.content {
    background: #fffdfb;
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 8px 16px rgba(45, 45, 45, 0.05);
    margin-bottom: 30px;
}

.highlight-box {
    background: linear-gradient(135deg, #3b6ea5 0%, #5b8ec0 100%);
    color: white;
    padding: 20px;
    border-radius: 15px;
    margin: 20px 0;
    font-weight: 500;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin: 30px 0;
}

.feature-card {
    background: #efece6;
    padding: 20px;
    border-radius: 15px;
    border-left: 4px solid #A80030;
}

.code-block {
    background: #2d2d2d;
    color: #f2efe9;
    padding: 20px;
    border-radius: 10px;
    font-family: 'Liberation Mono', 'DejaVu Sans Mono', Consolas, monospace;
    font-size: 0.9em;
    overflow-x: auto;
    margin: 20px 0;
    white-space: pre-wrap;
}

.install-steps,
.installer-steps,
.install-section,
.installer-section,
.benchmark-box,
.freedom-box,
.solution-box {
    background: #eef4ee;
    border: 1px solid #4a7c59;
    padding: 20px;
    border-radius: 10px;
    margin: 20px 0;
}

.install-steps h3,
.installer-steps h3 {
    border-bottom: 2px solid #A80030;
    color: #A80030;
    padding-bottom: 10px;
}

.comparison-box,
.performance-box,
.ide-box,
.integration-box,
.philosophy-box,
.productivity-box {
    background: #eaf1f7;
    border: 1px solid #3b6ea5;
    padding: 20px;
    border-radius: 10px;
    margin: 20px 0;
    border-left: 4px solid #3b6ea5;
}

.pain-point-box,
.problem-box {
    background: #f7e8e8;
    border: 1px solid #a83232;
    border-left: 4px solid #a83232;
    border-radius: 10px;
    margin: 20px 0;
    padding: 20px;
}

.alternatives-box {
    background: #eaf1f7;
    border-left: 4px solid #3b6ea5;
    border-radius: 15px;
    margin: 20px 0;
    padding: 20px;
}

.package-variants {
    background: #efece6;
    border-left: 4px solid #b8860b;
    border-radius: 15px;
    margin: 25px 0;
    padding: 25px;
}

.variant-card {
    background: #fffdfb;
    border-radius: 10px;
    box-shadow: 0 1px 4px rgba(45, 45, 45, 0.05);
    margin: 15px 0;
    padding: 20px;
}

.variant-title {
    color: #A80030;
    font-size: 1.1em;
    font-weight: bold;
    margin-bottom: 10px;
}

.controls-table {
    background: #efece6;
    border-radius: 10px;
    margin: 20px 0;
    padding: 20px;
}

.controls-table table {
    border-collapse: collapse;
    width: 100%;
}

.controls-table th {
    background: #A80030;
    color: white;
}

.controls-table th,
.controls-table td {
    border-bottom: 1px solid #ddd6ce;
    padding: 10px;
    text-align: left;
}

.warning-box,
.notice-box {
    background: #faf3e0;
    border: 1px solid #e6d3a3;
    color: #6b4e04;
    padding: 15px;
    border-radius: 10px;
    margin: 20px 0;
    border-left: 4px solid #b8860b;
}

.back-link {
    display: inline-block;
    background: #A80030;
    color: white;
    padding: 10px 20px;
    border-radius: 25px;
    text-decoration: none;
    margin-bottom: 20px;
    transition: background 0.3s ease;
}

.back-link:hover {
    background: #7a0224;
    text-decoration: none;
}

h2 {
    color: #2d2d2d;
    font-size: 2em;
    margin-top: 0;
}

h3 {
    color: #A80030;
    font-size: 1.4em;
    margin: 25px 0 15px 0;
}

.tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
    border-bottom: 2px solid #ddd6ce;
}

.tab-button {
    background: transparent;
    border: none;
    padding: 12px 24px;
    font-size: 1em;
    font-weight: 500;
    color: #565656;
    cursor: pointer;
    border-bottom: 3px solid transparent;
    transition: all 0.3s ease;
    font-family: inherit;
}

.tab-button:hover {
    color: #A80030;
    background: rgba(168, 0, 48, 0.04);
}

.tab-button.active {
    color: #A80030;
    border-bottom-color: #A80030;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

a {
    color: #A80030;
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: #7a0224;
    text-decoration: underline;
}

footer {
    text-align: center;
    margin-top: 40px;
    padding: 20px;
    color: #6b6b6b;
    font-size: 0.9em;
}

@media (max-width: 768px) {
    .header h1 { font-size: 2.2em; }
    .feature-grid { grid-template-columns: 1fr; }
    .content { padding: 20px; }
    .tabs { flex-direction: column; gap: 5px; }
    .tab-button { padding: 10px 16px; }
}

/* ============================================================
   Index-page-only rules and overrides
   (index pages are identified by containing a .package-card
   element, unique to the 7 index.html home pages)
   ============================================================ */

body:has(.package-card) {
    padding: 0;
}

body:has(.package-card) .container {
    max-width: 1200px;
    padding: 20px;
}

header {
    text-align: center;
    background: #fffdfb;
    padding: 40px 20px;
    margin-bottom: 30px;
    border-radius: 20px;
    box-shadow: 0 8px 16px rgba(45, 45, 45, 0.05);
}

header img {
    vertical-align: middle;
    transition: transform 0.3s ease;
}

header img:hover {
    transform: scale(1.05);
}

header h1 {
    margin: 20px 0 10px 0;
    font-size: 3em;
    font-weight: 700;
    background: linear-gradient(135deg, #A80030, #7a0224);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

body:has(.package-card) .subtitle {
    font-size: 1.3em;
    margin-bottom: 30px;
    font-weight: 500;
}

body:has(.package-card) .highlight-box {
    box-shadow: 0 4px 12px rgba(59, 110, 165, 0.15);
}

.packages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin: 30px 0;
}

.package-card {
    background: #fffdfb;
    padding: 20px;
    border-radius: 15px;
    box-shadow: 0 4px 12px rgba(45, 45, 45, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border-left: 4px solid #A80030;
}

.package-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(45, 45, 45, 0.07);
}

.package-emoji {
    font-size: 2em;
    margin-right: 10px;
}

.package-name {
    font-size: 1.2em;
    font-weight: 600;
    color: #2d2d2d;
    margin-bottom: 10px;
}

.package-description {
    color: #565656;
    font-size: 0.95em;
    line-height: 1.5;
    margin-bottom: 15px;
}

.package-link {
    display: inline-block;
    background: linear-gradient(135deg, #A80030, #7a0224);
    color: white;
    padding: 8px 16px;
    border-radius: 20px;
    text-decoration: none;
    font-size: 0.85em;
    font-weight: 500;
    transition: all 0.3s ease;
    box-shadow: 0 2px 6px rgba(168, 0, 48, 0.12);
}

.package-link:hover {
    background: linear-gradient(135deg, #7a0224, #A80030);
    transform: translateY(-2px);
    box-shadow: 0 2px 8px rgba(168, 0, 48, 0.16);
    color: white;
    text-decoration: none;
}

.package-link-ubuntu {
    background: linear-gradient(135deg, #E95420, #f7934c);
    box-shadow: 0 2px 6px rgba(233, 84, 32, 0.14);
}

.package-link-ubuntu:hover {
    background: linear-gradient(135deg, #f7934c, #E95420);
    box-shadow: 0 2px 8px rgba(233, 84, 32, 0.18);
}

.package-links {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-top: 10px;
}

section {
    background: #fffdfb;
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 8px 16px rgba(45, 45, 45, 0.05);
    margin-bottom: 30px;
}

body:has(.package-card) h2 {
    font-size: 2.2em;
    margin-bottom: 20px;
    font-weight: 600;
}

body:has(.package-card) h3 {
    font-size: 1.5em;
    margin: 30px 0 15px 0;
    font-weight: 600;
}

/* Only used on the zh (cn) index page's feature list; harmless elsewhere
   since it only applies inside a plain <section><ul> that other index
   translations don't have. */
section h2 {
    color: #2d2d2d;
    font-size: 2.2em;
    margin-bottom: 20px;
    margin-top: 0;
}

section h3 {
    color: #A80030;
    font-size: 1.5em;
    margin-bottom: 15px;
    margin-top: 30px;
}

section ul {
    list-style: none;
    padding: 0;
}

section ul li {
    padding-left: 30px;
    padding: 8px 0;
    position: relative;
}

section ul li:before {
    color: #4a7c59;
    content: "✓";
    font-size: 1.2em;
    font-weight: bold;
    left: 0;
    position: absolute;
}

.installation-code {
    background: #2d2d2d;
    color: #f2efe9;
    padding: 20px;
    border-radius: 10px;
    font-family: 'Liberation Mono', 'DejaVu Sans Mono', Consolas, monospace;
    font-size: 0.9em;
    line-height: 1.4;
    overflow-x: auto;
    margin: 20px 0;
    box-shadow: 0 4px 12px rgba(45, 45, 45, 0.09);
    white-space: pre-wrap;
}

.repo-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 15px;
    margin: 20px 0;
}

.repo-link {
    display: block;
    background: #efece6;
    padding: 15px;
    border-radius: 10px;
    text-decoration: none;
    color: #2d2d2d;
    transition: all 0.3s ease;
    border-left: 4px solid #A80030;
}

.repo-link:hover {
    background: #e5e0d8;
    transform: translateX(5px);
    text-decoration: none;
}

.supported-distros {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin: 20px 0;
    flex-wrap: wrap;
}

.distro-badge {
    background: linear-gradient(135deg, #A80030, #7a0224);
    color: white;
    padding: 10px 20px;
    border-radius: 25px;
    font-weight: 500;
    box-shadow: 0 2px 6px rgba(168, 0, 48, 0.12);
}

.distro-badge-ubuntu {
    background: linear-gradient(135deg, #E95420, #f7934c);
    color: white;
    padding: 10px 20px;
    border-radius: 25px;
    font-weight: 500;
    box-shadow: 0 2px 6px rgba(233, 84, 32, 0.14);
}

.language-selector {
    position: absolute;
    top: 20px;
    right: 20px;
    z-index: 1000;
}

.language-dropdown {
    position: relative;
    display: inline-block;
}

.language-button {
    background: #fffdfb;
    border: 2px solid rgba(168, 0, 48, 0.12);
    padding: 10px 15px;
    border-radius: 25px;
    cursor: pointer;
    font-size: 1.1em;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
    box-shadow: 0 2px 6px rgba(45, 45, 45, 0.05);
}

.language-button:hover {
    background: #fffdfb;
    border-color: #A80030;
    transform: translateY(-2px);
    box-shadow: 0 2px 8px rgba(168, 0, 48, 0.12);
}

.language-menu {
    display: none;
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 10px;
    background: #fffdfb;
    border-radius: 15px;
    box-shadow: 0 4px 16px rgba(45, 45, 45, 0.07);
    min-width: 200px;
    overflow: hidden;
    z-index: 1001;
}

.language-menu.active {
    display: block;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.language-option {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    color: #2d2d2d;
    text-decoration: none;
    transition: all 0.2s ease;
    border-bottom: 1px solid #ddd6ce;
}

.language-option:last-child {
    border-bottom: none;
}

.language-option:hover {
    background: linear-gradient(135deg, #A80030 0%, #7a0224 100%);
    color: white;
}

.language-option .flag {
    font-size: 1.5em;
}

.language-option .lang-name {
    font-weight: 500;
}

@media (max-width: 768px) {
    header h1 { font-size: 2.2em; }
    .packages-grid { grid-template-columns: 1fr; }
    section { padding: 20px; }
    .supported-distros { flex-direction: column; align-items: center; }
}

/* ============================================================
   apt/HEADER.html — .repo-header rules
   ============================================================ */

.repo-header {
    font-family: 'Liberation Sans', 'DejaVu Sans', Arial, sans-serif;
    max-width: 900px;
    margin: 20px auto;
    color: #2d2d2d;
    line-height: 1.6;
}
.repo-header .card {
    background: #fffdfb;
    border-radius: 15px;
    border-left: 4px solid #A80030;
    box-shadow: 0 4px 12px rgba(45, 45, 45, 0.05);
    padding: 20px 25px;
    margin-bottom: 20px;
}
.repo-header h1 {
    font-size: 1.8em;
    margin: 0 0 5px 0;
    background: linear-gradient(135deg, #A80030, #7a0224);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.repo-header .subtitle { color: #565656; margin: 0 0 15px 0; }
.repo-header pre {
    background: #2d2d2d;
    color: #f2efe9;
    border-radius: 10px;
    padding: 15px;
    overflow-x: auto;
    font-size: 0.85em;
}
.repo-header code { font-family: 'Liberation Mono', 'DejaVu Sans Mono', Consolas, monospace; }
.repo-header a { color: #A80030; font-weight: 600; text-decoration: none; }
.repo-header a:hover { text-decoration: underline; }
.repo-header .dists span {
    display: inline-block;
    background: linear-gradient(135deg, #A80030, #7a0224);
    color: white;
    border-radius: 20px;
    padding: 2px 12px;
    margin: 2px;
    font-size: 0.85em;
}
.repo-header .muted { color: #7a7a7a; font-size: 0.9em; }

/* ============================================================
   Apache mod_autoindex directory listing (/apt/*)
   The HEADER.html fragment is injected as body content directly
   before the autoindex-generated table, so scope everything with
   a sibling combinator to guarantee it can never leak into the
   normal site pages (which never place a table right after
   .repo-header).
   ============================================================ */

.repo-header ~ table {
    width: 100%;
    max-width: 900px;
    margin: 0 auto 40px auto;
    border-collapse: collapse;
    background: #fffdfb;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(45, 45, 45, 0.05);
    font-family: 'Liberation Sans', 'DejaVu Sans', Arial, sans-serif;
    font-size: 0.95em;
}

.repo-header ~ table th {
    background: linear-gradient(135deg, #A80030, #7a0224);
    color: white;
    text-align: left;
    padding: 10px 15px;
    font-weight: 600;
}

.repo-header ~ table td {
    padding: 8px 15px;
    border-top: 1px solid #ddd6ce;
    color: #2d2d2d;
}

.repo-header ~ table tr:hover td {
    background: rgba(168, 0, 48, 0.05);
}

.repo-header ~ table a {
    color: #A80030;
    text-decoration: none;
    font-weight: 500;
}

.repo-header ~ table a:hover {
    text-decoration: underline;
}

.repo-header ~ hr {
    border: none;
    border-top: 1px solid #ddd6ce;
    max-width: 900px;
    margin: 10px auto;
}

.repo-header ~ address {
    max-width: 900px;
    margin: 10px auto 30px auto;
    color: #6b6b6b;
    font-size: 0.85em;
    text-align: center;
}