:root {
  --bg: #f4f7f9;
  --card: #fffefb;
  --ink: #122033;
  --muted: #66758a;
  --line: #dbe4ee;
  --primary: #2f5f86;
  --primary-dark: #163a5b;
  --primary-soft: #e8f1f8;
  --accent: #b78945;
  --accent-soft: #f7efe4;
  --danger: #b42318;
  --shadow: 0 18px 50px rgba(18, 34, 48, 0.12);
  --nav-bg: rgba(78, 118, 151, 0.94);
  --hero-start: rgba(116, 154, 184, 0.96);
  --hero-end: rgba(172, 187, 183, 0.94);
  --section-blue: #edf4f9;
  --section-warm: #fbf6ee;
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 12px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--bg);
  font-family: "Microsoft YaHei", "PingFang SC", "Segoe UI", Arial, sans-serif;
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select,
textarea {
  font: inherit;
}

.site-header {
  min-height: 760px;
  color: #fff;
  background:
    radial-gradient(circle at 85% 18%, rgba(255, 255, 255, 0.18), transparent 30%),
    linear-gradient(135deg, var(--hero-start), var(--hero-end)),
    url("data:image/svg+xml,%3Csvg width='900' height='640' viewBox='0 0 900 640' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' stroke='%23ffffff' stroke-opacity='.12'%3E%3Cpath d='M30 570C220 420 315 460 472 300S730 90 872 125'/%3E%3Cpath d='M0 430c185-90 296-70 435-205S666 44 900 48'/%3E%3Cpath d='M100 640c95-112 183-153 340-155 161-2 245-44 368-166'/%3E%3C/g%3E%3C/svg%3E");
  background-size: cover;
}

.nav {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 22px 0;
}

.site-header .nav,
.detail-header .nav,
.admin-header .nav {
  position: fixed;
  right: 0;
  left: 0;
  z-index: 1000;
}

.admin-header {
  padding-top: 102px;
}

.nav::before {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: -1;
  height: 102px;
  content: "";
  background: var(--nav-bg);
  backdrop-filter: blur(16px);
}

.section {
  scroll-margin-top: 112px;
}

.brand {
  display: flex;
  gap: 12px;
  align-items: center;
  font-weight: 700;
}

.brand-mark {
  display: grid;
  width: 46px;
  height: 46px;
  place-items: center;
  color: #10213b;
  background: linear-gradient(135deg, #fff, #e7c978);
  border-radius: 14px;
  box-shadow: 0 12px 25px rgba(0, 0, 0, 0.18);
}

.brand-logo {
  height: 58px;
  width: auto;
  object-fit: contain;
  border-radius: 6px;
}

.site-header .brand-logo,
.detail-header .brand-logo {
  background: #fff;
  padding: 5px 12px;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.admin-header .brand-logo {
  height: 46px;
  background: #fff;
  padding: 4px 10px;
  border-radius: 6px;
}

.brand small {
  display: block;
  margin-top: 1px;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.18em;
  opacity: 0.78;
}

.nav-links {
  display: flex;
  gap: 20px;
  align-items: center;
  font-size: 15px;
  font-weight: 700;
}

.nav-links a {
  opacity: 1;
  color: #fff;
  transition: color 0.2s;
}

.nav-links a:hover {
  color: #f1cf8a;
}

.nav-logout {
  padding: 0;
  color: #f1cf8a;
  cursor: pointer;
  background: none;
  border: 0;
  font-weight: 700;
}

.nav-toggle {
  display: none;
  color: #fff;
  cursor: pointer;
  background: none;
  border: 0;
  font-size: 26px;
}

.hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: 64px;
  align-items: center;
  width: min(1180px, calc(100% - 40px));
  min-height: 620px;
  margin: 0 auto;
  padding: 80px 0 120px;
}

.hero-copy {
  max-width: 720px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0;
  font-size: clamp(44px, 6vw, 76px);
  line-height: 1.05;
  letter-spacing: -0.04em;
  text-shadow: 0 3px 14px rgba(7, 31, 58, 0.28);
}

.hero p:not(.eyebrow) {
  max-width: 650px;
  margin: 26px 0 0;
  color: rgba(255, 255, 255, 0.88);
  font-size: 18px;
  text-shadow: 0 2px 10px rgba(7, 31, 58, 0.24);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 36px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 22px;
  cursor: pointer;
  border: 1px solid transparent;
  border-radius: 999px;
  font-weight: 700;
  transition: transform 0.18s, box-shadow 0.18s, background 0.18s;
}

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

.btn.primary {
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  box-shadow: 0 14px 30px rgba(47, 95, 134, 0.26);
}

.btn.secondary {
  color: var(--primary);
  background: var(--primary-soft);
  border-color: var(--line);
}

.btn.ghost {
  color: #fff;
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.35);
}

.btn.danger {
  color: var(--danger);
  background: #fff1ee;
  border-color: #f7c8bf;
}

.hero-card {
  display: grid;
  gap: 18px;
  padding: 28px;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: var(--radius-lg);
  box-shadow: 0 28px 70px rgba(0, 0, 0, 0.24);
  backdrop-filter: blur(20px);
}

.hero-card div {
  display: flex;
  align-items: end;
  justify-content: space-between;
  padding: 26px;
  background: rgba(255, 255, 255, 0.12);
  border-radius: 22px;
}

.hero-card strong {
  font-size: 52px;
  line-height: 1;
}

.hero-card span {
  color: rgba(255, 255, 255, 0.78);
}

.section {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 92px 0;
}

.section-heading {
  max-width: 720px;
  margin-bottom: 34px;
}

.section-heading h2,
.contact-card h2 {
  margin: 0;
  font-size: clamp(30px, 4vw, 46px);
  line-height: 1.12;
}

.section-heading p:not(.eyebrow),
.contact-card p {
  color: var(--muted);
}

.intro-grid,
.business-grid,
.publish-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.intro-grid article,
.business-card,
.publish-form,
.contact-card,
.empty-state {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  box-shadow: 0 10px 30px rgba(22, 32, 51, 0.06);
}

.intro-grid article {
  padding: 30px;
}

.about-grid {
  grid-template-columns: 1fr 1.25fr;
}

.values-grid {
  margin-top: 20px;
}

.values-grid article {
  display: grid;
  align-content: center;
  justify-items: center;
  min-height: 180px;
  background: linear-gradient(180deg, #efe3d1, #e5d5bd);
  border-color: #d7c4a8;
  text-align: center;
}

.values-grid article h3 {
  color: var(--primary-dark);
}

.values-grid article p {
  color: #334155;
  font-weight: 700;
}

.about-card {
  min-height: 280px;
}

.about-card p {
  font-size: 16px;
}

.timeline-list {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.timeline-list li {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.timeline-list li:last-child {
  border-bottom: 0;
}

.timeline-list strong {
  color: var(--primary);
}

.timeline-list span {
  color: var(--muted);
}

.intro-grid h3,
.business-card h3,
.publish-form h3 {
  margin: 0 0 10px;
  font-size: 22px;
}

.intro-grid p,
.business-card p {
  margin: 0;
  color: var(--muted);
}

.business {
  width: 100%;
  padding-right: max(20px, calc((100% - 1180px) / 2));
  padding-left: max(20px, calc((100% - 1180px) / 2));
  background: var(--section-warm);
}

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

.business-card {
  min-height: 260px;
  padding: 28px;
  background: linear-gradient(180deg, var(--card), var(--accent-soft));
}

.business-card span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  margin-bottom: 46px;
  color: var(--primary);
  background: var(--primary-soft);
  border-radius: 14px;
  font-weight: 800;
}

.welfare {
  position: relative;
}

.downloads {
  width: 100%;
  padding-right: max(20px, calc((100% - 1180px) / 2));
  padding-left: max(20px, calc((100% - 1180px) / 2));
  background: linear-gradient(180deg, var(--section-warm), var(--section-blue));
}

.download-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.download-card {
  display: grid;
  gap: 14px;
  padding: 30px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  box-shadow: 0 10px 30px rgba(18, 34, 48, 0.07);
}

.download-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 58px;
  height: 58px;
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-radius: 18px;
  font-weight: 900;
}

.download-card h3 {
  margin: 8px 0 0;
  font-size: 23px;
}

.download-card p {
  margin: 0;
  color: var(--muted);
}

.download-card .btn {
  justify-self: start;
  margin-top: 8px;
}

.download-admin-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.download-form-fields {
  display: grid;
  grid-template-columns: 1fr 0.6fr 1fr;
  gap: 16px;
  align-items: start;
}

.download-admin-list {
  display: grid;
  gap: 16px;
  align-content: start;
}

.download-admin-item {
  grid-template-columns: 1fr auto;
}

.toolbar {
  display: flex;
  gap: 14px;
  margin-bottom: 22px;
}

.toolbar input,
.toolbar select,
.publish-form input,
.publish-form select,
.publish-form textarea {
  width: 100%;
  color: var(--ink);
  background: #fffdf8;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  outline: none;
  transition: border-color 0.18s, box-shadow 0.18s;
}

.toolbar input,
.toolbar select {
  min-height: 48px;
  padding: 0 16px;
}

.toolbar input:focus,
.toolbar select:focus,
.publish-form input:focus,
.publish-form select:focus,
.publish-form textarea:focus {
  border-color: rgba(18, 60, 105, 0.58);
  box-shadow: 0 0 0 4px rgba(18, 60, 105, 0.1);
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.news-card {
  display: flex;
  min-height: 360px;
  overflow: hidden;
  flex-direction: column;
  padding: 0;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  box-shadow: 0 10px 30px rgba(18, 34, 48, 0.07);
}

.meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin-bottom: 18px;
  color: var(--muted);
  font-size: 13px;
}

.tag {
  display: inline-flex;
  padding: 4px 10px;
  color: var(--primary);
  background: var(--primary-soft);
  border-radius: 999px;
  font-weight: 700;
}

.news-image {
  width: 100%;
  height: 180px;
  object-fit: cover;
  background: var(--primary-soft);
}

.news-card-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 22px;
}

.news-card h3 {
  margin: 0 0 12px;
  font-size: 22px;
  line-height: 1.3;
}

.news-title-link {
  transition: color 0.18s;
}

.news-title-link:hover {
  color: var(--primary);
}

.news-card p {
  margin: 0;
  color: var(--muted);
}

.news-detail-link {
  display: inline-flex;
  margin-top: auto;
  padding-top: 18px;
  color: var(--primary);
  font-weight: 800;
}

.detail-header {
  color: #fff;
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
}

.news-detail-shell {
  width: min(960px, calc(100% - 40px));
  margin: 0 auto;
  padding: 64px 0 90px;
}

.news-detail-card {
  overflow: hidden;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.news-detail-image {
  width: 100%;
  height: min(420px, 48vw);
  min-height: 240px;
  object-fit: cover;
  background: var(--primary-soft);
}

.news-detail-content {
  padding: clamp(28px, 5vw, 52px);
}

.news-detail-content h1 {
  margin: 0 0 18px;
  font-size: clamp(32px, 5vw, 52px);
  line-height: 1.16;
}

.preview-notice {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  padding: 12px 16px;
  margin-bottom: 24px;
  color: #334155;
  background: linear-gradient(135deg, rgba(185, 133, 47, 0.15), rgba(18, 60, 105, 0.08));
  border: 1px solid var(--accent);
  border-radius: var(--radius-sm);
}

.preview-notice strong {
  color: var(--primary-dark);
}

.preview-notice a {
  margin-left: auto;
  color: var(--primary);
  font-weight: 800;
}

.news-detail-summary {
  color: var(--muted);
  font-size: 18px;
}

.news-detail-body {
  display: grid;
  gap: 14px;
  margin: 28px 0;
  color: #334155;
  font-size: 17px;
}

.job-detail-card {
  overflow: visible;
}

.job-detail-content {
  display: grid;
  gap: 4px;
}

.detail-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 10px;
}

.application-panel {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 24px;
  margin-top: 28px;
  padding: 30px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  box-shadow: 0 10px 30px rgba(18, 34, 48, 0.07);
}

.application-panel.is-hidden {
  display: none;
}

.application-page {
  min-height: 100vh;
  background:
    radial-gradient(circle at 82% 18%, rgba(255, 255, 255, 0.16), transparent 28%),
    linear-gradient(135deg, var(--primary), var(--primary-dark));
}

.application-shell {
  display: grid;
  min-height: 100vh;
  place-items: center;
  padding: 34px;
}

.application-standalone {
  width: min(980px, 100%);
  margin-top: 0;
}

.application-standalone h1 {
  margin: 0 0 14px;
  font-size: clamp(34px, 5vw, 48px);
  line-height: 1.15;
}

.application-panel h3 {
  margin: 0 0 12px;
  font-size: 28px;
}

.application-panel p:not(.eyebrow) {
  color: var(--muted);
}

.application-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.application-form label {
  display: grid;
  gap: 8px;
  color: var(--ink);
  font-weight: 700;
}

.application-form input,
.application-form textarea,
.application-form select {
  width: 100%;
  padding: 12px 14px;
  color: var(--ink);
  background: #fffdf8;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  outline: none;
}

.full-field,
#applicationMessage {
  grid-column: 1 / -1;
}

#applicationMessage {
  color: var(--primary);
  font-weight: 700;
}

#applicationMessage.is-error {
  color: var(--danger);
}

.application-list {
  display: grid;
  gap: 16px;
}

.application-item {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 18px;
  align-items: center;
  padding: 24px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  box-shadow: 0 10px 30px rgba(18, 34, 48, 0.07);
}

.application-item h3 {
  margin: 0 0 10px;
  font-size: 24px;
}

.application-item p {
  margin: 6px 0 0;
  color: var(--muted);
}

.application-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: flex-end;
}

.card-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: auto;
  padding-top: 22px;
}

.job-actions {
  align-self: center;
  justify-content: flex-end;
  max-width: 260px;
}

.link-button {
  padding: 0;
  color: var(--primary);
  cursor: pointer;
  background: none;
  border: 0;
  font-weight: 700;
}

.job-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.job-item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  align-items: start;
  padding: 26px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  box-shadow: 0 10px 30px rgba(18, 34, 48, 0.07);
}

.job-item > .btn {
  align-self: end;
  justify-self: start;
  white-space: nowrap;
}

.job-item h3 {
  margin: 0 0 12px;
  font-size: 23px;
}

.job-title-link {
  transition: color 0.18s;
}

.job-title-link:hover {
  color: var(--primary);
}

.job-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 12px;
}

.job-meta span {
  padding: 5px 12px;
  color: #334155;
  background: #f3eee6;
  border-radius: 999px;
  font-size: 13px;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 800;
}

.status-badge.status-draft {
  color: #475467;
  background: #f2f4f7;
}

.status-badge.status-pending {
  color: #b54708;
  background: #fff4d6;
}

.status-badge.status-published {
  color: #067647;
  background: #dcfae6;
}

.job-item p {
  margin: 0;
  color: var(--muted);
}

.publish {
  width: 100%;
  padding-right: max(20px, calc((100% - 1180px) / 2));
  padding-left: max(20px, calc((100% - 1180px) / 2));
  background: linear-gradient(180deg, var(--section-blue), var(--section-warm));
}

.publish-grid {
  grid-template-columns: repeat(2, 1fr);
}

.publish-form {
  display: grid;
  gap: 16px;
  padding: 28px;
}

.form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.admin-preview-btn {
  color: var(--primary);
  background: var(--card);
  border-color: var(--line);
}

.publish-form label {
  display: grid;
  gap: 8px;
  color: var(--ink);
  font-weight: 700;
}

.publish-form input,
.publish-form select,
.publish-form textarea {
  padding: 12px 14px;
  font-weight: 400;
  resize: vertical;
}

.field-hint {
  color: var(--muted);
  font-size: 13px;
  font-weight: 400;
  line-height: 1.6;
}

.image-picker-preview {
  width: 100%;
  height: 150px;
  object-fit: cover;
  background: var(--primary-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}

.image-picker-preview.is-hidden {
  display: none;
}

.image-admin-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.image-form-fields {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  align-items: start;
}

.image-library-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  align-content: start;
}

.image-library-card {
  overflow: hidden;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  box-shadow: 0 10px 30px rgba(18, 34, 48, 0.07);
}

.image-library-card img {
  width: 100%;
  height: 150px;
  object-fit: cover;
  background: var(--primary-soft);
}

.image-library-card > div {
  display: grid;
  gap: 8px;
  padding: 16px;
}

.image-library-card h3 {
  margin: 0;
  font-size: 18px;
}

.image-library-card p {
  margin: 0;
  color: var(--muted);
  overflow-wrap: anywhere;
  font-size: 13px;
}

.image-library-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding-top: 6px;
}

.form-edit-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  margin-bottom: 16px;
  background: linear-gradient(135deg, rgba(185, 133, 47, 0.15), rgba(18, 60, 105, 0.08));
  border: 1px solid var(--accent);
  border-radius: var(--radius-sm);
}

.form-edit-header[hidden] {
  display: none;
}

.edit-badge {
  display: inline-block;
  padding: 4px 12px;
  background: var(--accent);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  border-radius: 20px;
  white-space: nowrap;
}

.edit-target {
  flex: 1;
  min-width: 120px;
  color: var(--ink);
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.admin-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
  margin-top: 18px;
}

#publishMessage {
  color: var(--primary);
  font-weight: 700;
}

.login-page {
  min-height: 100vh;
  background:
    radial-gradient(circle at 80% 16%, rgba(255, 255, 255, 0.16), transparent 28%),
    linear-gradient(135deg, var(--primary), var(--primary-dark));
}

.login-shell {
  display: grid;
  min-height: 100vh;
  place-items: center;
  padding: 30px;
}

.login-card {
  width: min(460px, 100%);
  padding: 38px;
  background: var(--card);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.login-logo {
  display: block;
  width: auto;
  height: 48px;
  margin: 0 auto 20px;
  object-fit: contain;
}

.login-card h1 {
  margin: 0;
  font-size: 38px;
  line-height: 1.15;
}

.login-card p:not(.eyebrow) {
  color: var(--muted);
}

.login-form {
  display: grid;
  gap: 16px;
  margin-top: 24px;
}

.login-form label {
  display: grid;
  gap: 8px;
  color: var(--ink);
  font-weight: 700;
}

.login-form input {
  min-height: 48px;
  padding: 0 14px;
  color: var(--ink);
  background: #fffdf8;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  outline: none;
}

.login-form input:focus {
  border-color: rgba(18, 60, 105, 0.58);
  box-shadow: 0 0 0 4px rgba(18, 60, 105, 0.1);
}

.captcha-row {
  display: grid;
  grid-template-columns: 1fr 124px;
  gap: 10px;
}

.captcha-code {
  min-height: 48px;
  color: var(--primary-dark);
  font-size: 18px;
  font-weight: 800;
  letter-spacing: 4px;
  background:
    linear-gradient(135deg, rgba(249, 183, 82, 0.18), rgba(18, 60, 105, 0.08)),
    #fffaf0;
  border: 1px solid rgba(18, 60, 105, 0.18);
  border-radius: var(--radius-sm);
  cursor: pointer;
  user-select: none;
}

.captcha-code:hover {
  border-color: rgba(18, 60, 105, 0.38);
  box-shadow: 0 8px 20px rgba(18, 60, 105, 0.1);
}

.captcha-code:disabled {
  cursor: wait;
  opacity: 0.72;
}

#loginMessage {
  min-height: 24px;
  color: var(--danger);
  font-weight: 700;
}

.login-back {
  display: inline-flex;
  margin-top: 18px;
  color: var(--primary);
  font-weight: 700;
}

.contact-card {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  align-items: start;
  padding: 38px;
}

.contact-card ul {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  color: var(--muted);
  list-style: none;
}


/* 相关链接 */
.links {
  background: linear-gradient(180deg, var(--section-blue), var(--section-warm));
}

.links-groups {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
}

.links-select-card {
  display: grid;
  min-width: 0;
}

.links-select-card select {
  width: 100%;
  min-height: 54px;
  padding: 0 18px;
  color: var(--primary);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  box-shadow: 0 6px 18px rgba(18, 34, 48, 0.05);
  cursor: pointer;
  font-weight: 700;
  outline: none;
  transition: border-color 0.18s, box-shadow 0.18s;
}

.links-select-card select:focus {
  border-color: rgba(18, 60, 105, 0.58);
  box-shadow: 0 0 0 4px rgba(18, 60, 105, 0.1);
}

.links-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.link-item {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 64px;
  padding: 16px 22px;
  color: var(--primary);
  font-weight: 700;
  text-align: center;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  box-shadow: 0 6px 18px rgba(18, 34, 48, 0.05);
  transition: transform 0.18s, box-shadow 0.18s, color 0.18s;
}

.link-item:hover {
  transform: translateY(-2px);
  color: var(--accent);
  box-shadow: 0 12px 28px rgba(18, 34, 48, 0.1);
}

.link-empty {
  display: flex;
  align-items: center;
  min-height: 64px;
  padding: 16px 22px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.55);
  border: 1px dashed var(--line);
  border-radius: var(--radius-sm);
}

.link-admin-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.link-form-fields {
  display: grid;
  grid-template-columns: 1fr 1fr 1.4fr;
  gap: 16px;
  align-items: start;
}

.link-form-hint {
  margin-top: -6px;
}

.link-admin-list {
  display: grid;
  gap: 16px;
  align-content: start;
}

.link-admin-item {
  grid-template-columns: 1fr auto;
}

@media (max-width: 760px) {
  .links-groups,
  .links-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .link-form-fields {
    grid-template-columns: 1fr;
  }

  .download-form-fields {
    grid-template-columns: 1fr;
  }

  .image-form-fields {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .links-groups,
  .links-grid {
    grid-template-columns: 1fr;
  }
}

.site-footer {
  display: flex;
  justify-content: space-between;
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 28px 0 46px;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

.site-footer a {
  color: var(--primary);
  font-weight: 700;
}

.empty-state {
  grid-column: 1 / -1;
  padding: 34px;
  color: var(--muted);
  text-align: center;
}

@media (max-width: 980px) {
  .hero,
  .intro-grid,
  .business-grid,
  .download-grid,
  .cards,
  .publish-grid,
  .application-panel,
  .image-library-grid,
  .contact-card {
    grid-template-columns: 1fr 1fr;
  }

  .hero {
    gap: 30px;
  }

  .hero h1 {
    font-size: 48px;
  }
}

@media (max-width: 760px) {
  .site-header {
    min-height: auto;
  }

  .nav {
    width: min(100% - 28px, 1180px);
  }

  .nav-toggle {
    display: block;
  }

  .nav-links {
    position: absolute;
    top: 78px;
    right: 0;
    left: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 12px;
    background: var(--nav-bg);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 18px;
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links a {
    padding: 12px;
  }

  .nav-logout {
    padding: 12px;
    text-align: left;
  }

  .hero,
  .intro-grid,
  .business-grid,
  .download-grid,
  .cards,
  .publish-grid,
  .application-panel,
  .application-form,
  .application-item,
  .download-admin-layout,
  .download-admin-item,
  .image-admin-layout,
  .image-library-grid,
  .contact-card,
  .job-list,
  .job-item {
    grid-template-columns: 1fr;
  }

  .hero {
    width: min(100% - 28px, 1180px);
    min-height: auto;
    padding: 70px 0 64px;
  }

  .hero h1 {
    font-size: 42px;
  }

  .hero-card strong {
    font-size: 38px;
  }

  .section {
    width: min(100% - 28px, 1180px);
    padding: 66px 0;
  }

  .business,
  .publish {
    padding-right: 14px;
    padding-left: 14px;
  }

  .toolbar {
    flex-direction: column;
  }

  .site-footer {
    width: min(100% - 28px, 1180px);
    flex-direction: column;
    gap: 10px;
  }

  .brand-logo {
    height: 44px;
  }

  .site-header .brand-logo,
  .detail-header .brand-logo {
    padding: 4px 10px;
  }

  .admin-header .brand-logo {
    height: 38px;
  }
}

.floating-back-top {
  position: fixed;
  right: clamp(16px, 3vw, 34px);
  bottom: clamp(18px, 4vw, 36px);
  z-index: 50;
  display: inline-flex;
  gap: 6px;
  align-items: center;
  justify-content: center;
  min-width: 88px;
  height: 46px;
  padding: 0 16px;
  color: #fff;
  cursor: pointer;
  background: linear-gradient(135deg, var(--primary), #1f5b91);
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 999px;
  box-shadow: 0 14px 32px rgba(7, 31, 58, 0.26);
  font-weight: 800;
  transition: transform 0.18s, box-shadow 0.18s, background 0.18s;
}

.floating-back-top:hover {
  transform: translateY(-2px);
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  box-shadow: 0 18px 38px rgba(7, 31, 58, 0.32);
}

.floating-back-top span {
  font-size: 18px;
  line-height: 1;
}

.floating-back-top strong {
  font-size: 14px;
}

@media (max-width: 640px) {
  .floating-back-top {
    right: 14px;
    bottom: 16px;
    min-width: 48px;
    width: 48px;
    height: 48px;
    padding: 0;
    border-radius: 50%;
  }

  .floating-back-top strong {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
  }
}