:root {
    --bg: #f3efe6;
    --surface: rgba(255, 250, 242, 0.9);
    --surface-strong: #fffdfa;
    --surface-dark: #111315;
    --surface-muted: #e6dfd4;
    --line: rgba(17, 19, 21, 0.12);
    --text: #12161b;
    --text-muted: #5e656d;
    --brand: #1e63e9;
    --brand-soft: rgba(30, 99, 233, 0.1);
    --accent: #c2f062;
    --accent-soft: rgba(194, 240, 98, 0.18);
    --warn: #c96b3b;
    --shadow: 0 18px 48px rgba(17, 19, 21, 0.08);
    --radius-xl: 30px;
    --radius-lg: 22px;
    --radius-md: 16px;
    --content-width: min(1180px, calc(100% - 48px));
}

html {
    scroll-behavior: smooth;
}

body.app-shell {
    padding-top: 0;
    padding-bottom: 0;
    color: var(--text);
    background:
        radial-gradient(circle at top left, rgba(194, 240, 98, 0.22), transparent 28%),
        radial-gradient(circle at top right, rgba(30, 99, 233, 0.16), transparent 24%),
        linear-gradient(180deg, #fbf8f3 0%, #f0ebe2 100%);
    font-family: "IBM Plex Sans", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

body.app-shell::before {
    content: "";
    position: fixed;
    inset: 0;
    background-image:
        linear-gradient(rgba(17, 19, 21, 0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(17, 19, 21, 0.025) 1px, transparent 1px);
    background-size: 32px 32px;
    pointer-events: none;
    opacity: 0.45;
    z-index: -1;
}

h1,
h2,
h3,
h4,
.navbar-brand,
.hero-title,
.feature-card h3,
.section-heading h2,
.doc-card h3,
.release-card h3,
.archive-item h3 {
    font-family: "Space Grotesk", "IBM Plex Sans", sans-serif;
}

a {
    color: var(--brand);
}

a:hover,
a:focus {
    color: #144ab0;
    text-decoration: none;
}

.site-nav {
    background: rgba(17, 19, 21, 0.84) !important;
    border: 0 !important;
    backdrop-filter: blur(18px);
    box-shadow: 0 8px 24px rgba(17, 19, 21, 0.12);
}

.site-nav .container,
.page-shell > .container {
    width: var(--content-width);
    padding-left: 0;
    padding-right: 0;
}

.site-nav .navbar-brand {
    color: #f7f4ef !important;
    font-weight: 700;
    letter-spacing: 0.04em;
}

.site-nav .navbar-nav > li > a {
    color: rgba(247, 244, 239, 0.72) !important;
    transition: color 0.2s ease, background-color 0.2s ease;
}

.site-nav .navbar-nav > li > a:hover,
.site-nav .navbar-nav > .active > a,
.site-nav .navbar-nav > .active > a:hover,
.site-nav .navbar-nav > .active > a:focus {
    color: #f7f4ef !important;
    background: transparent !important;
}

.site-nav .navbar-nav > .active > a {
    position: relative;
}

.site-nav .navbar-nav > .active > a::after {
    content: "";
    position: absolute;
    left: 15px;
    right: 15px;
    bottom: 9px;
    height: 3px;
    border-radius: 999px;
    background: linear-gradient(90deg, var(--accent), #d6ffa9);
}

.page-shell {
    padding: 72px 0 64px;
}

.section-heading {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 18px;
    margin-bottom: 24px;
}

.section-heading h2 {
    margin: 0;
    font-size: 34px;
    line-height: 1.05;
}

.section-heading p {
    margin: 0;
    max-width: 640px;
    color: var(--text-muted);
    font-size: 16px;
    line-height: 1.7;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 9px 14px;
    border-radius: 999px;
    background: rgba(17, 19, 21, 0.06);
    color: var(--text);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.eyebrow::before {
    content: "";
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent), #8cb43f);
    box-shadow: 0 0 0 6px rgba(194, 240, 98, 0.18);
}

.hero-section {
    margin-bottom: 34px;
}

.hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
    gap: 24px;
    align-items: stretch;
}

.hero-grid.single {
    grid-template-columns: 1fr;
}

.hero-copy,
.hero-card,
.workspace-card,
.doc-card,
.release-card,
.archive-item,
.summary-panel {
    position: relative;
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: var(--radius-xl);
    background: linear-gradient(180deg, rgba(255, 253, 250, 0.96), rgba(248, 243, 236, 0.92));
    box-shadow: var(--shadow);
}

.hero-copy {
    padding: 42px;
}

.hero-copy::after,
.hero-card::after,
.workspace-card::after,
.doc-card::after,
.release-card::after,
.archive-item::after,
.summary-panel::after {
    content: "";
    position: absolute;
    inset: auto -15% -55% auto;
    width: 240px;
    height: 240px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(194, 240, 98, 0.18), transparent 68%);
    pointer-events: none;
}

.hero-title {
    margin: 20px 0 16px;
    font-size: clamp(24px, 2.4vw, 36px);
    line-height: 1.08;
    letter-spacing: -0.045em;
}

.hero-subtitle {
    margin: 0 0 22px;
    max-width: 620px;
    color: var(--text-muted);
    font-size: 18px;
    line-height: 1.8;
}

.hero-subtitle-inline {
    max-width: none;
    white-space: nowrap;
    display: inline-block;
}

.hero-stats,
.hero-actions,
.feature-grid,
.summary-grid,
.archive-grid {
    display: grid;
    gap: 14px;
}

.hero-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    margin: 28px 0;
}

.stat-chip {
    padding: 18px 18px 16px;
    border: 1px solid rgba(17, 19, 21, 0.08);
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.72);
}

.stat-chip strong {
    display: block;
    font-size: 28px;
    line-height: 1;
}

.stat-chip span {
    display: block;
    margin-top: 6px;
    color: var(--text-muted);
    font-size: 13px;
}

.hero-actions {
    display: flex;
    flex-wrap: nowrap;
    gap: 12px;
    overflow-x: auto;
    padding-bottom: 4px;
}

.hero-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    padding: 0 18px;
    border-radius: 999px;
    font-weight: 700;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.hero-link:hover {
    transform: translateY(-1px);
}

.hero-link.primary {
    background: var(--surface-dark);
    color: #f9f5ef;
    box-shadow: 0 12px 24px rgba(17, 19, 21, 0.18);
}

.hero-link.secondary {
    border: 1px solid rgba(17, 19, 21, 0.16);
    color: var(--text);
    background: rgba(255, 255, 255, 0.65);
}

.hero-card {
    padding: 28px;
}

.home-hero-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.18fr) minmax(320px, 0.82fr);
    gap: 28px;
    align-items: start;
}

.home-hero-copy .hero-subtitle {
    max-width: 700px;
}

.home-hero-side {
    display: flex;
    justify-content: center;
    transform: translateY(-10px);
}

.doc-stack {
    position: relative;
    height: 246px;
    width: 100%;
    max-width: 304px;
}

.doc-sheet {
    position: absolute;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: space-between;
    width: 136px;
    height: 174px;
    padding: 14px 14px 12px;
    border-radius: 24px;
    border: 1px solid rgba(17, 19, 21, 0.1);
    background: rgba(255, 255, 255, 0.94);
    box-shadow: 0 22px 40px rgba(17, 19, 21, 0.12);
    overflow: hidden;
}

.doc-sheet img {
    width: 38px;
    height: 38px;
}

.doc-sheet::after {
    content: "";
    position: absolute;
    left: 2px;
    right: 2px;
    top: 64px;
    bottom: 46px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 120 120'%3E%3Cpath d='M2 18 C20 8 40 28 60 18 S100 28 118 18' stroke='%23e6ebf2' stroke-width='4' fill='none' stroke-linecap='round'/%3E%3Cpath d='M2 42 C20 32 40 52 60 42 S100 52 118 42' stroke='%23e6ebf2' stroke-width='4' fill='none' stroke-linecap='round'/%3E%3Cpath d='M2 66 C20 56 40 76 60 66 S100 76 118 66' stroke='%23e6ebf2' stroke-width='4' fill='none' stroke-linecap='round'/%3E%3Cpath d='M2 90 C20 80 40 100 60 90 S100 100 118 90' stroke='%23e6ebf2' stroke-width='4' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: center;
    background-size: 118% 100%;
    opacity: 0.9;
    pointer-events: none;
}

.doc-sheet img,
.doc-sheet span {
    position: relative;
    z-index: 1;
}

.doc-sheet span {
    display: inline-flex;
    align-items: center;
    padding: 8px 12px;
    border-radius: 999px;
    background: rgba(17, 19, 21, 0.06);
    color: var(--text);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.08em;
}

.sheet-word {
    top: 16px;
    left: 12px;
    transform: rotate(-10deg);
    z-index: 1;
}

.sheet-excel {
    top: 68px;
    left: 88px;
    transform: rotate(-2deg);
    z-index: 2;
}

.sheet-powerpoint {
    top: 8px;
    right: 10px;
    transform: rotate(9deg);
    z-index: 3;
}

.sheet-pdf {
    top: 94px;
    right: 48px;
    transform: rotate(4deg);
    z-index: 4;
}

.contact-hero-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.28fr) minmax(260px, 0.72fr);
    gap: 44px;
    align-items: start;
}

.contact-hero-copy .hero-title,
.contact-hero-copy .hero-subtitle {
    max-width: none;
}

.contact-hero-side {
    justify-self: end;
    width: 100%;
    max-width: 360px;
    padding-top: 26px;
}

.support-summary {
    display: grid;
    gap: 14px;
    width: 100%;
}

.support-summary-item {
    padding: 0;
}

.support-summary-item p {
    margin: 12px 0 0;
    color: var(--text-muted);
    line-height: 1.7;
}

.hero-card h3,
.workspace-card h3,
.doc-card h3,
.release-card h3,
.archive-item h3 {
    margin: 0;
    font-size: 24px;
}

.card-intro {
    margin: 10px 0 0;
    color: var(--text-muted);
    line-height: 1.7;
}

.note-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 18px;
}

.note-pill,
.tag {
    display: inline-flex;
    align-items: center;
    padding: 8px 12px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.7);
    border: 1px solid rgba(17, 19, 21, 0.08);
    color: var(--text-muted);
    font-size: 12px;
    font-weight: 600;
}

.tag.highlight {
    background: var(--accent-soft);
    color: #4e6115;
}

.tag.brand {
    background: var(--brand-soft);
    color: var(--brand);
}

.tag.warn {
    background: rgba(201, 107, 59, 0.12);
    color: #a4552e;
}

.preview-panel {
    margin-top: 22px;
}

.preview-panel .form-control,
.workspace-card .form-control,
.doc-card .copy-btn,
.preview-submit,
.toolbar-btn {
    border-radius: 16px;
}

.preview-panel .form-control,
.workspace-card .form-control {
    height: 48px;
    border: 1px solid rgba(17, 19, 21, 0.12);
    box-shadow: none;
    background: rgba(255, 255, 255, 0.88);
}

.preview-panel .form-control:focus,
.workspace-card .form-control:focus {
    border-color: rgba(30, 99, 233, 0.45);
    box-shadow: 0 0 0 4px rgba(30, 99, 233, 0.12);
}

.preview-url {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 14px;
}

.preview-url .form-control {
    flex: 1 1 auto;
    min-width: 0;
}

.preview-url .preview-submit {
    flex: 0 0 168px;
}

.preview-options {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    align-items: center;
    gap: 12px;
    margin-bottom: 14px;
    overflow: visible;
    padding-bottom: 0;
}

.preview-grid {
    display: grid;
    grid-template-columns: repeat(5, minmax(108px, 1fr));
    gap: 12px;
    margin-bottom: 0;
    overflow: visible;
    padding-bottom: 0;
    min-width: 0;
    width: 100%;
}

.preview-grid .form-control {
    width: 100%;
    min-width: 0;
    padding-left: 16px;
    padding-right: 16px;
}

.preview-switches {
    display: flex;
    flex-wrap: nowrap;
    gap: 10px;
    margin-bottom: 0;
    overflow: visible;
    padding-bottom: 0;
    width: 100%;
}

.preview-switches label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin: 0;
    padding: 10px 12px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.76);
    border: 1px solid rgba(17, 19, 21, 0.08);
    font-weight: 600;
    white-space: nowrap;
}

.preview-switches input {
    margin: 0;
}

.preview-submit,
.toolbar-btn,
.workspace-card .btn,
.doc-card .copy-btn {
    border: 0;
    background: var(--surface-dark);
    color: #f7f4ef;
    font-weight: 700;
    transition: transform 0.2s ease, opacity 0.2s ease;
}

.preview-submit:hover,
.toolbar-btn:hover,
.workspace-card .btn:hover,
.doc-card .copy-btn:hover {
    color: #f7f4ef;
    opacity: 0.94;
    transform: translateY(-1px);
}

.preview-submit {
    width: 168px;
    min-height: 48px;
}

.feature-section,
.workspace-section,
.docs-layout,
.release-section {
    margin-top: 34px;
}

.workspace-section .section-heading h2 {
    font-size: 24px;
    line-height: 1.15;
}

.feature-section .section-heading h2 {
    font-size: 24px;
    line-height: 1.15;
}

.feature-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.feature-card {
    padding: 24px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.68);
    min-height: 100%;
}

.feature-card h3 {
    margin: 14px 0 10px;
    font-size: 22px;
}

.feature-card p {
    margin: 0 0 14px;
    color: var(--text-muted);
    line-height: 1.7;
}

.feature-card ul,
.doc-card ul,
.release-list,
.archive-item ul {
    margin: 0;
    padding-left: 18px;
}

.feature-card li,
.doc-card li,
.release-list li,
.archive-item li {
    margin-bottom: 8px;
    line-height: 1.6;
}

.workspace-card {
    padding: 30px;
}

.workspace-header {
    display: flex;
    justify-content: space-between;
    gap: 18px;
    align-items: flex-end;
    margin-bottom: 22px;
}

.source-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 18px;
    margin-bottom: 18px;
}

.source-card {
    padding: 22px;
    border-radius: var(--radius-lg);
    background: rgba(255, 255, 255, 0.75);
    border: 1px solid rgba(17, 19, 21, 0.08);
}

.source-card h4 {
    margin: 0 0 10px;
    font-size: 20px;
}

.source-card p {
    margin: 0 0 14px;
    color: var(--text-muted);
    line-height: 1.7;
}

.source-card .preview-panel {
    margin-top: 0;
}

.source-card .alert {
    width: auto;
    margin-top: 12px;
}

.workspace-header p {
    margin: 10px 0 0;
    max-width: 720px;
    color: var(--text-muted);
}

.toolbar-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
    gap: 18px;
    margin-bottom: 18px;
}

.toolbar-card {
    padding: 20px;
    border-radius: var(--radius-lg);
    background: rgba(255, 255, 255, 0.75);
    border: 1px solid rgba(17, 19, 21, 0.08);
}

.toolbar-card h4 {
    margin: 0 0 14px;
    font-size: 15px;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--text-muted);
}

.toolbar-inline {
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
}

.toolbar-inline .form-control {
    flex: 1;
    min-width: 180px;
}

.workspace-card .alert {
    width: auto;
    margin-top: 12px;
    border-radius: 16px;
    border: 0;
}

.workspace-card .alert-warning {
    background: rgba(201, 107, 59, 0.12);
    color: #8c4b2a;
}

.workspace-card .alert-danger {
    background: rgba(217, 83, 79, 0.12);
    color: #9e2f2c;
}

.modern-breadcrumb {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 18px;
    padding: 0;
    list-style: none;
}

.modern-breadcrumb li {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    border-radius: 999px;
    border: 1px solid rgba(17, 19, 21, 0.08);
    background: rgba(255, 255, 255, 0.72);
}

.modern-breadcrumb a {
    color: var(--text);
}

.modern-breadcrumb .active {
    background: rgba(30, 99, 233, 0.08);
    color: var(--brand);
}

.modern-breadcrumb li + li::before {
    content: "/";
    color: rgba(17, 19, 21, 0.28);
}

.workspace-card #table {
    margin-top: 0;
    border: 0;
    border-radius: 22px;
    overflow: hidden;
}

.workspace-card .table > thead > tr > th,
.workspace-card .fixed-table-header thead th {
    background: #14181d;
    color: #f7f4ef;
    border-bottom: 0;
    font-weight: 700;
    letter-spacing: 0.02em;
}

.workspace-card .table > tbody > tr > td {
    padding: 16px 12px;
    border-top: 1px solid rgba(17, 19, 21, 0.06);
    background: rgba(255, 255, 255, 0.82);
}

.workspace-card .folder-row td {
    background: rgba(194, 240, 98, 0.14) !important;
}

.workspace-card .file-row:hover td,
.workspace-card .folder-row:hover td {
    background: rgba(30, 99, 233, 0.08) !important;
}

.workspace-card .label-warning,
.workspace-card .label-primary {
    padding: 6px 10px;
    border-radius: 999px;
    font-size: 11px;
}

.workspace-card .label-warning {
    background: rgba(201, 107, 59, 0.12);
    color: #a4552e;
}

.workspace-card .label-primary {
    background: rgba(30, 99, 233, 0.12);
    color: var(--brand);
}

.workspace-card .btn-info,
.workspace-card .btn-success {
    background: var(--brand);
}

.workspace-card .btn-danger {
    background: #b64e38;
}

.workspace-card .btn-default {
    background: rgba(17, 19, 21, 0.08);
    color: var(--text);
}

.workspace-card .btn-default:hover {
    color: var(--text);
}

.summary-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    margin-top: 24px;
}

.summary-panel {
    padding: 22px;
}

.summary-panel strong {
    display: block;
    font-size: 28px;
}

.summary-panel span {
    display: block;
    margin-top: 8px;
    color: var(--text-muted);
}

.docs-layout {
    display: grid;
    grid-template-columns: 260px minmax(0, 1fr);
    gap: 24px;
}

.page-toc {
    position: sticky;
    top: 102px;
    align-self: start;
    padding: 24px;
    border-radius: var(--radius-xl);
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.72);
    box-shadow: var(--shadow);
}

.page-toc h3 {
    margin: 0 0 14px;
    font-size: 18px;
}

.page-toc ul {
    margin: 0;
    padding: 0;
    list-style: none;
}

.page-toc li + li {
    margin-top: 8px;
}

.page-toc a {
    display: block;
    padding: 9px 12px;
    border-radius: 12px;
    color: var(--text-muted);
}

.page-toc a:hover {
    background: rgba(30, 99, 233, 0.08);
    color: var(--brand);
}

.docs-content {
    display: grid;
    gap: 18px;
}

.doc-card {
    padding: 28px;
}

.doc-card p {
    color: var(--text-muted);
    line-height: 1.8;
}

.doc-card-header {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    align-items: center;
    margin-bottom: 14px;
}

.doc-card-header .tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.code-block {
    position: relative;
    margin-top: 16px;
    border-radius: 18px;
    border: 1px solid #d8dee6;
    background: #f6f8fa;
    overflow: auto;
}

.code-block code {
    display: block;
    font-family: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
    font-size: 14px;
    line-height: 1.7;
    white-space: pre;
    color: #24292f;
    background: transparent;
    padding: 16px 18px;
}

.code-block .hljs {
    display: block;
    overflow-x: auto;
    padding: 16px 18px;
    background: transparent;
    color: #24292f;
}

.code-block .hljs-comment,
.code-block .hljs-quote {
    color: #6e7781;
    font-style: italic;
}

.code-block .hljs-keyword,
.code-block .hljs-selector-tag,
.code-block .hljs-title.function_,
.code-block .hljs-built_in,
.code-block .hljs-literal {
    color: #cf222e;
    font-weight: 600;
}

.code-block .hljs-string,
.code-block .hljs-regexp,
.code-block .hljs-template-tag,
.code-block .hljs-template-variable {
    color: #0a3069;
}

.code-block .hljs-number,
.code-block .hljs-symbol,
.code-block .hljs-bullet {
    color: #0550ae;
}

.code-block .hljs-attr,
.code-block .hljs-attribute,
.code-block .hljs-property,
.code-block .hljs-variable,
.code-block .hljs-params {
    color: #24292f;
}

.code-block .hljs-title,
.code-block .hljs-function {
    color: #8250df;
}

.code-block .hljs-subst,
.code-block .hljs-operator,
.code-block .hljs-punctuation {
    color: #57606a;
}

.copy-btn {
    padding: 10px 14px;
    min-width: 88px;
}

.release-hero {
    margin-bottom: 26px;
}

.release-badge-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 20px;
}

.timeline-year {
    margin: 34px 0 14px;
    font-size: 13px;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--text-muted);
}

.timeline-list {
    display: grid;
    gap: 18px;
}

.release-card {
    padding: 26px;
}

.release-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 14px 0 18px;
}

.release-columns {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.release-group {
    padding: 18px;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.72);
    border: 1px solid rgba(17, 19, 21, 0.08);
}

.release-group h4 {
    margin: 0 0 12px;
    font-size: 14px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-muted);
}

.archive-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin-top: 20px;
}

.archive-item {
    padding: 22px;
}

.archive-item p {
    margin: 12px 0 0;
    color: var(--text-muted);
    line-height: 1.7;
}

.sponsor-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(340px, 0.95fr);
    gap: 24px;
}

.donation-wall {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
    margin-top: 20px;
}

.qr-card {
    padding: 22px;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(17, 19, 21, 0.08);
    background: rgba(255, 255, 255, 0.76);
    text-align: center;
}

.qr-card img {
    width: 100%;
    max-width: 280px;
    aspect-ratio: 4 / 5.5;
    object-fit: cover;
    border-radius: 20px;
    border: 1px solid rgba(17, 19, 21, 0.08);
    box-shadow: 0 18px 34px rgba(17, 19, 21, 0.12);
}

.qr-card h4 {
    margin: 0 0 16px;
    font-size: 18px;
}

.sponsor-table {
    width: 100%;
    margin-top: 18px;
    border-collapse: separate;
    border-spacing: 0;
    overflow: hidden;
    border-radius: 18px;
}

.sponsor-table thead th {
    background: #14181d;
    color: #f7f4ef;
    border: 0 !important;
    padding: 14px 16px !important;
}

.sponsor-table tbody td {
    padding: 14px 16px !important;
    border-top: 1px solid rgba(17, 19, 21, 0.06) !important;
    background: rgba(255, 255, 255, 0.82);
}

.sponsor-table tbody tr:nth-child(2n) td {
    background: rgba(246, 241, 233, 0.92);
}

.sponsor-amount {
    font-weight: 700;
    color: var(--brand);
}

.site-footer {
    display: flex;
    justify-content: center;
    margin-top: 28px;
    color: var(--text-muted);
}

.site-footer a {
    padding: 10px 14px;
    border-radius: 999px;
    border: 1px solid rgba(17, 19, 21, 0.08);
    background: rgba(255, 255, 255, 0.58);
}

.text-highlight {
    padding: 2px 6px;
    border-radius: 8px;
    background: rgba(194, 240, 98, 0.4);
    color: var(--text);
    font-weight: 700;
}

.modal-dialog {
    margin-top: 12vh;
}

@media (max-width: 1080px) {
    .hero-grid,
    .home-hero-layout,
    .contact-hero-layout,
    .docs-layout,
    .toolbar-grid,
    .release-columns,
    .source-grid,
    .preview-options {
        grid-template-columns: 1fr;
    }

    .page-toc {
        position: static;
    }

    .contact-hero-side {
        padding-top: 0;
    }

    .home-hero-side {
        justify-content: flex-start;
    }

    .doc-stack {
        height: auto;
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 14px;
    }

    .doc-sheet {
        position: relative;
        top: auto;
        right: auto;
        left: auto;
        width: 100%;
        height: 180px;
        transform: none;
    }

    .hero-stats,
    .feature-grid,
    .summary-grid,
    .archive-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .preview-grid {
        grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    }
}

@media (max-width: 768px) {
    .page-shell {
        padding-top: 96px;
    }

    .site-nav .container,
    .page-shell > .container {
        width: min(100% - 28px, 1180px);
    }

    .hero-copy,
    .hero-card,
    .workspace-card,
    .doc-card,
    .release-card,
    .archive-item,
    .summary-panel,
    .page-toc {
        padding: 22px;
        border-radius: 22px;
    }

    .hero-title {
        font-size: 22px;
    }

    .hero-subtitle-inline {
        white-space: normal;
    }

    .hero-stats,
    .feature-grid,
    .summary-grid,
    .archive-grid,
    .donation-wall {
        grid-template-columns: 1fr;
    }

    .preview-options {
        grid-template-columns: 1fr;
    }

    .preview-url {
        flex-direction: column;
        align-items: stretch;
    }

    .preview-url .preview-submit {
        flex: 0 0 auto;
    }

    .preview-switches {
        flex-wrap: wrap;
        overflow-x: visible;
        padding-bottom: 0;
        margin-bottom: 14px;
    }

    .hero-actions {
        flex-wrap: wrap;
        overflow-x: visible;
        padding-bottom: 0;
    }

    .workspace-header,
    .section-heading,
    .doc-card-header {
        display: block;
    }

    .toolbar-inline {
        flex-direction: column;
        align-items: stretch;
    }

    .toolbar-inline .form-control,
    .toolbar-inline .btn {
        width: 100%;
    }
}