:root {
  --paper: #f7ead0;
  --paper-soft: #fff9ed;
  --ink: #172130;
  --muted: #75644c;
  --line: rgba(23, 33, 48, 0.14);
  --signal: #cc3d1f;
  --signal-soft: rgba(204, 61, 31, 0.1);
  --mint: #c4f06a;
  --panel: rgba(255, 250, 238, 0.84);
  --shadow: 0 28px 80px rgba(54, 38, 16, 0.17);
  --display: "Fraunces", Georgia, serif;
  --body: "Bricolage Grotesque", "Trebuchet MS", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  font-family: var(--body);
  background:
    radial-gradient(circle at 18% 4%, rgba(196, 240, 106, 0.46), transparent 24rem),
    radial-gradient(circle at 92% 14%, rgba(204, 61, 31, 0.23), transparent 22rem),
    linear-gradient(135deg, var(--paper), #fff5df 52%, #ead7b5);
}

button,
input {
  font: inherit;
}

button {
  cursor: pointer;
}

.grain {
  pointer-events: none;
  position: fixed;
  inset: 0;
  opacity: 0.28;
  background-image:
    linear-gradient(rgba(23, 33, 48, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(23, 33, 48, 0.045) 1px, transparent 1px);
  background-size: 22px 22px;
  mask-image: linear-gradient(to bottom, #000, transparent 86%);
}

.archive-shell {
  position: relative;
  z-index: 1;
  width: min(1500px, calc(100% - 32px));
  margin: 0 auto;
  padding: 36px 0;
}

.site-tabs {
  display: inline-flex;
  gap: 8px;
  margin-bottom: 24px;
  padding: 7px;
  border: 1px solid rgba(23, 33, 48, 0.12);
  border-radius: 999px;
  background: rgba(255, 250, 238, 0.7);
  box-shadow: 0 14px 36px rgba(54, 38, 16, 0.1);
  backdrop-filter: blur(14px);
}

.site-tab {
  display: inline-flex;
  gap: 9px;
  align-items: center;
  min-height: 42px;
  border-radius: 999px;
  padding: 0 15px;
  color: var(--ink);
  font-weight: 900;
  text-decoration: none;
  transition: transform 160ms ease, background 160ms ease, box-shadow 160ms ease;
}

.site-tab span {
  color: var(--signal);
  font-size: 0.74rem;
  letter-spacing: 0.12em;
}

.site-tab:hover,
.site-tab:focus-visible {
  outline: none;
  background: rgba(255, 255, 255, 0.6);
  transform: translateY(-1px);
}

.site-tab.is-active {
  background: var(--ink);
  color: #fff7e5;
  box-shadow: 0 12px 24px rgba(23, 33, 48, 0.16);
}

.site-tab.is-active span {
  color: var(--mint);
}

.archive-hero {
  display: flex;
  gap: 22px;
  align-items: end;
  justify-content: space-between;
  margin-bottom: 24px;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--signal);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

h1 {
  max-width: 860px;
  margin: 0;
  font-family: var(--display);
  font-size: clamp(4rem, 9vw, 9.4rem);
  line-height: 0.92;
  letter-spacing: -0.08em;
}

.lede {
  max-width: 700px;
  margin: 18px 0 0;
  color: var(--muted);
  font-size: clamp(1rem, 1.6vw, 1.24rem);
  line-height: 1.42;
}

.home-link,
.archive-auth button,
.archive-search button,
.archive-toolbar button {
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--ink);
  color: #fff7e5;
  font-weight: 900;
  text-decoration: none;
  transition: transform 160ms ease, box-shadow 160ms ease;
}

.home-link {
  flex: 0 0 auto;
  padding: 12px 16px;
}

.home-link:hover,
.home-link:focus-visible,
.archive-auth button:hover,
.archive-search button:hover,
.archive-toolbar button:hover,
.home-link:focus-visible,
.archive-auth button:focus-visible,
.archive-search button:focus-visible,
.archive-toolbar button:focus-visible {
  outline: none;
  transform: translateY(-2px);
  box-shadow: 0 16px 30px rgba(23, 33, 48, 0.16);
}

.archive-grid {
  display: grid;
  grid-template-columns: minmax(360px, 520px) minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}

.archive-panel {
  border: 1px solid var(--line);
  border-radius: 30px;
  background: var(--panel);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.archive-sidebar {
  display: grid;
  gap: 14px;
  padding: 20px;
}

.archive-auth,
.archive-search {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: end;
}

label {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

input {
  width: 100%;
  min-height: 46px;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 0 13px;
  background: rgba(255, 255, 255, 0.7);
  color: var(--ink);
  outline: none;
  transition: border-color 160ms ease, box-shadow 160ms ease, transform 160ms ease;
}

input:focus {
  border-color: rgba(204, 61, 31, 0.42);
  box-shadow: 0 0 0 4px rgba(204, 61, 31, 0.11);
  transform: translateY(-1px);
}

.archive-auth button,
.archive-search button,
.archive-toolbar button {
  min-height: 46px;
  padding: 0 14px;
}

.archive-search button,
.archive-toolbar button {
  background: rgba(255, 255, 255, 0.62);
  color: var(--ink);
}

.archive-toolbar {
  display: flex;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  color: var(--muted);
  font-weight: 800;
  line-height: 1.28;
}

.archive-list {
  display: grid;
  gap: 11px;
  max-height: calc(100vh - 360px);
  min-height: 320px;
  overflow: auto;
  padding-right: 4px;
}

.archive-list.empty {
  place-items: center;
  border: 1px dashed rgba(23, 33, 48, 0.18);
  border-radius: 22px;
  color: var(--muted);
  text-align: center;
}

.message-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  width: 100%;
  border: 1px solid rgba(23, 33, 48, 0.12);
  border-radius: 22px;
  padding: 13px;
  background: rgba(255, 255, 255, 0.56);
  color: var(--ink);
  text-align: left;
  transition: border-color 160ms ease, box-shadow 160ms ease, transform 160ms ease;
}

.message-row:hover,
.message-row:focus-visible,
.message-row.is-selected {
  border-color: rgba(204, 61, 31, 0.38);
  outline: none;
  box-shadow: 0 14px 28px rgba(204, 61, 31, 0.12);
  transform: translateY(-1px);
}

.message-row-main {
  display: grid;
  min-width: 0;
  gap: 4px;
}

.message-row-title {
  display: flex;
  min-width: 0;
  gap: 8px;
  align-items: center;
}

.message-row-title strong,
.message-row-main small,
.message-row-main span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.message-row-title strong {
  min-width: 0;
  font-size: 1.02rem;
}

.message-row-main small,
.message-row-main span {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 800;
}

.unread-dot {
  width: 9px;
  height: 9px;
  flex: 0 0 auto;
  border-radius: 999px;
  background: var(--signal);
}

.code-badge {
  border-radius: 999px;
  padding: 8px 11px;
  background: var(--mint);
  color: var(--ink);
  font-size: 0.86rem;
  font-weight: 900;
  letter-spacing: 0.04em;
}

.archive-reader {
  min-height: calc(100vh - 280px);
  padding: 22px;
  overflow: hidden;
}

.archive-detail {
  display: grid;
  gap: 13px;
}

.archive-detail.empty {
  min-height: 420px;
  place-items: center;
  border: 1px dashed rgba(23, 33, 48, 0.18);
  border-radius: 24px;
  color: var(--muted);
  text-align: center;
}

.archive-detail.empty span {
  color: var(--signal);
  font-family: var(--display);
  font-size: 2.3rem;
  font-weight: 850;
}

.detail-heading,
.detail-box {
  min-width: 0;
  border-radius: 20px;
  padding: 15px;
  background: rgba(255, 255, 255, 0.58);
}

.detail-heading {
  display: grid;
  gap: 7px;
}

.detail-heading small,
.detail-box small,
.source-head small {
  color: var(--muted);
  font-size: 0.74rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.detail-heading h2 {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(2rem, 3.5vw, 4rem);
  line-height: 0.96;
  letter-spacing: -0.06em;
  overflow-wrap: anywhere;
}

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

.detail-box {
  display: grid;
  gap: 5px;
}

.detail-box strong,
.detail-box span,
.detail-box p {
  overflow-wrap: anywhere;
}

.detail-box p {
  margin: 0;
  color: var(--ink);
  line-height: 1.38;
}

.source-card {
  display: grid;
  gap: 12px;
  border-radius: 22px;
  padding: 15px;
  background: rgba(255, 255, 255, 0.62);
}

.source-head {
  display: flex;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
}

.source-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.source-tab {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 7px 10px;
  background: rgba(255, 255, 255, 0.6);
  color: var(--ink);
  font-size: 0.8rem;
  font-weight: 900;
}

.source-tab.is-active {
  border-color: rgba(204, 61, 31, 0.28);
  background: var(--signal-soft);
  color: var(--signal);
}

.source-preview {
  display: grid;
  gap: 10px;
}

.source-frame-wrap {
  overflow: hidden;
  min-height: 260px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #fff;
}

.source-frame {
  display: block;
  width: 100%;
  height: 260px;
  border: 0;
}

.source-pre {
  margin: 0;
  max-height: 440px;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 14px;
  background: rgba(255, 255, 255, 0.72);
  color: var(--ink);
  font: 0.9rem/1.52 "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

@media (max-width: 980px) {
  .site-tabs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    width: 100%;
  }

  .site-tab {
    justify-content: center;
    padding: 0 10px;
  }

  .archive-hero,
  .archive-grid,
  .detail-grid {
    grid-template-columns: 1fr;
  }

  .archive-hero {
    display: grid;
  }

  .archive-list {
    max-height: none;
  }
}