:root {
  --bg: #12051d;
  --panel: #1b082b;
  --panel-2: #2a0f43;
  --panel-3: #37175a;
  --line: #6c38a0;
  --text: #f7efff;
  --muted: #cbb4e5;
  --accent: #ff75d8;
  --danger: #ff6c9e;
  --field: #fbf2ff;
  --field-text: #17051f;
  --focus: #ff9fe4;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 14px;
}

* {
  box-sizing: border-box;
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--text);
  background: #050207;
}

button,
input,
textarea {
  font: inherit;
}

a {
  color: var(--text);
  text-decoration: none;
}

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

button {
  min-height: 32px;
  padding: 4px 12px;
  color: var(--text);
  border: 1px solid var(--line);
  background: var(--panel-3);
  cursor: pointer;
}

button:hover,
button:focus-visible {
  border-color: var(--focus);
}

input,
textarea {
  width: 100%;
  min-height: 32px;
  color: var(--field-text);
  border: 1px solid var(--line);
  background: var(--field);
  outline: none;
}

input:focus,
textarea:focus {
  border-color: var(--focus);
  box-shadow: 0 0 0 2px rgba(255, 117, 216, 0.22);
}

textarea {
  min-height: 100px;
  resize: vertical;
}

.app-shell {
  min-height: 100vh;
  background: var(--bg);
}

.site-header {
  display: grid;
  grid-template-columns: auto minmax(260px, 1fr) minmax(220px, 360px);
  align-items: center;
  gap: 18px;
  padding: 16px 24px 12px;
  background: var(--panel-2);
  border-bottom: 1px solid #000;
}

.brand {
  color: var(--accent);
  font-size: 28px;
  font-weight: 700;
  line-height: 1;
}

.top-nav {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 4px;
}

.top-nav a {
  min-height: 32px;
  display: inline-flex;
  align-items: center;
  padding: 5px 10px;
  white-space: nowrap;
}

.top-nav a.active {
  color: #fff;
  font-weight: 700;
  background: var(--panel);
}

.header-search,
.home-search {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 38px;
  gap: 0;
}

.header-search input,
.home-search input {
  border-right: 0;
}

.header-search button,
.home-search button {
  min-width: 38px;
  padding: 0;
  font-size: 20px;
  line-height: 1;
}

.main {
  width: min(1180px, 100%);
  margin: 0 auto;
  padding: 22px 24px 56px;
}

.home-panel {
  width: min(560px, 100%);
  margin: 34px auto 0;
  text-align: center;
}

.home-panel h1 {
  margin: 0 0 14px;
  color: var(--accent);
  font-size: clamp(42px, 10vw, 68px);
  line-height: 1;
  letter-spacing: 0;
}

.message {
  margin: 0 0 14px;
  padding: 9px 10px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.06);
}

.message.error {
  color: var(--danger);
}

.status-line,
.small {
  color: var(--muted);
  font-size: 12px;
}

.status-line {
  margin: 0 0 14px;
}

.post-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(156px, 1fr));
  gap: 14px;
}

.post-card {
  padding: 7px;
  border: 1px solid rgba(181, 112, 235, 0.5);
  background: rgba(255, 255, 255, 0.045);
}

.thumb {
  height: 136px;
  display: grid;
  place-items: center;
  margin-bottom: 6px;
  color: var(--muted);
  text-align: center;
  border: 1px solid var(--line);
  background:
    linear-gradient(45deg, rgba(255, 255, 255, 0.07) 25%, transparent 25% 50%, rgba(255, 255, 255, 0.07) 50% 75%, transparent 75%),
    #211031;
  background-size: 18px 18px;
  overflow: hidden;
}

.thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.post-title {
  display: block;
  color: #fff;
  font-weight: 700;
  word-break: break-word;
}

.post-meta,
.post-tags {
  margin-top: 3px;
  color: var(--muted);
  font-size: 12px;
}

.post-tags a {
  color: #eee0ff;
  margin-right: 5px;
}

.pager {
  display: flex;
  justify-content: center;
  gap: 6px;
  margin-top: 24px;
}

.page-btn.active {
  color: #fff;
  font-weight: 700;
  background: var(--panel);
}

.post-detail {
  display: grid;
  grid-template-columns: minmax(260px, 580px) minmax(260px, 1fr);
  gap: 22px;
}

.detail-media {
  min-height: 360px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  background:
    linear-gradient(45deg, rgba(255, 255, 255, 0.07) 25%, transparent 25% 50%, rgba(255, 255, 255, 0.07) 50% 75%, transparent 75%),
    #211031;
  background-size: 18px 18px;
}

.detail-media img {
  max-width: 100%;
  max-height: 78vh;
  object-fit: contain;
}

.detail-info h2,
section h2 {
  margin: 0 0 10px;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 14px 0;
}

.comments {
  display: grid;
  gap: 8px;
}

.comment {
  padding: 8px 10px;
  border-left: 2px solid var(--line);
  background: rgba(255, 255, 255, 0.05);
}

.comment span {
  display: block;
  color: var(--muted);
  font-size: 12px;
}

.comment p {
  margin: 5px 0 0;
}

.comment-form {
  margin-top: 12px;
}

.comment-form button {
  margin-top: 8px;
}

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

.data-table th {
  padding: 7px 8px;
  text-align: left;
  background: var(--panel-3);
}

.data-table td {
  padding: 7px 8px;
  border-bottom: 1px dotted var(--line);
}

.data-table.compact {
  width: min(560px, 100%);
}

.upload-layout {
  display: grid;
  grid-template-columns: minmax(320px, 720px) minmax(260px, 380px);
  gap: 18px;
  align-items: start;
}

.form-grid {
  display: grid;
  grid-template-columns: 128px minmax(0, 1fr);
  gap: 6px;
  align-items: start;
}

.form-grid h2 {
  grid-column: 1 / -1;
  margin: 0 0 8px;
}

.form-grid label {
  min-height: 32px;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding: 4px 8px;
  font-weight: 700;
  background: var(--panel-2);
}

.field {
  min-height: 32px;
}

.captcha-input {
  width: 90px;
}

.upload-preview,
.auth-grid > form {
  padding: 10px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.045);
}

.upload-preview h3 {
  margin: 0 0 10px;
}

.preview-frame {
  min-height: 260px;
  display: grid;
  place-items: center;
  color: var(--muted);
  text-align: center;
  border: 1px dotted var(--line);
  background:
    linear-gradient(45deg, rgba(255, 255, 255, 0.07) 25%, transparent 25% 50%, rgba(255, 255, 255, 0.07) 50% 75%, transparent 75%),
    #211031;
  background-size: 18px 18px;
}

.preview-frame img {
  max-width: 100%;
  max-height: 420px;
  object-fit: contain;
}

.auth-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(280px, 1fr));
  gap: 18px;
}

@media (max-width: 860px) {
  .site-header {
    grid-template-columns: 1fr;
    gap: 10px;
    padding: 14px 14px 12px;
  }

  .brand {
    font-size: 34px;
  }

  .top-nav {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 6px;
  }

  .top-nav a {
    justify-content: center;
    min-height: 36px;
    padding: 6px 8px;
    background: rgba(255, 255, 255, 0.04);
  }

  .header-search {
    grid-template-columns: minmax(0, 1fr) 44px;
  }

  .main {
    padding: 16px 12px 42px;
  }

  .post-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
  }

  .thumb {
    height: 128px;
  }

  .post-detail,
  .upload-layout,
  .auth-grid {
    grid-template-columns: 1fr;
  }

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

  .form-grid label {
    justify-content: flex-start;
  }

  .data-table {
    display: block;
    overflow-x: auto;
    white-space: nowrap;
  }
}

@media (max-width: 420px) {
  .post-grid {
    grid-template-columns: 1fr;
  }
}