:root {
  color-scheme: dark;
  --bg: #07100f;
  --bg-strong: #040a0a;
  --panel: rgba(12, 27, 25, 0.84);
  --panel-solid: #0d1b19;
  --ink: #f1f7f3;
  --muted: #9eb1aa;
  --faint: #71847e;
  --line: rgba(179, 218, 200, 0.17);
  --line-strong: rgba(193, 235, 214, 0.32);
  --accent: #b8e85b;
  --accent-ink: #172204;
  --signal: #65c9d4;
  --danger: #ff8c78;
  --max: 1180px;
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  background: var(--bg-strong);
}

body {
  min-width: 0;
  min-height: 100dvh;
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(128deg, #071110 0%, #0b2821 34%, #10262a 64%, #070d12 100%);
  font-family: Aptos, "SF Pro Text", -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
  line-height: 1.65;
  letter-spacing: 0;
  text-rendering: optimizeLegibility;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    linear-gradient(110deg, transparent 0 21%, rgba(184, 232, 91, 0.09) 43%, transparent 64%),
    linear-gradient(218deg, transparent 4%, rgba(101, 201, 212, 0.12) 45%, transparent 73%);
  pointer-events: none;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  opacity: 0.42;
  background-image:
    linear-gradient(rgba(195, 225, 213, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(195, 225, 213, 0.045) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(to bottom, black, transparent 78%);
  pointer-events: none;
}

::selection {
  color: var(--accent-ink);
  background: var(--accent);
}

h1,
h2,
p {
  margin: 0;
}

h1,
h2 {
  line-height: 1.08;
  letter-spacing: 0;
  text-wrap: balance;
}

p {
  text-wrap: pretty;
}

a {
  color: inherit;
}

button,
input {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

.skip-link {
  position: fixed;
  top: -60px;
  left: 20px;
  z-index: 20;
  padding: 10px 14px;
  border-radius: var(--radius);
  color: var(--accent-ink);
  background: var(--accent);
  font-weight: 800;
}

.skip-link:focus {
  top: 16px;
}

.site-shell {
  width: min(100%, var(--max));
  margin-inline: auto;
  padding-inline: 24px;
}

.site-header {
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 72px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: var(--ink);
  font-weight: 850;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 29px;
  height: 29px;
  border: 1px solid var(--line-strong);
  border-radius: 6px;
  color: var(--accent);
  background: rgba(4, 12, 11, 0.64);
  font-size: 0.78rem;
  font-weight: 900;
}

.header-context {
  overflow: hidden;
  color: var(--muted);
  font-size: 0.9rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.access-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.28fr) minmax(340px, 0.72fr);
  align-items: center;
  gap: clamp(48px, 8vw, 112px);
  min-height: calc(100dvh - 73px);
  padding-block: 56px 72px;
}

.access-copy {
  max-width: 760px;
}

.system-label {
  margin-bottom: 25px;
  color: var(--accent);
  font-size: 0.9rem;
  font-weight: 780;
}

.access-copy h1 {
  max-width: 760px;
  font-size: clamp(3.25rem, 6.8vw, 5.75rem);
  font-weight: 900;
}

.access-lead {
  max-width: 52ch;
  margin-top: 26px;
  color: var(--muted);
  font-size: 1.1rem;
  line-height: 1.75;
}

.access-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 9px 30px;
  margin-top: 36px;
  color: var(--faint);
  font-size: 0.86rem;
}

.access-meta span::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  margin-right: 10px;
  border-radius: 50%;
  background: var(--signal);
  box-shadow: 0 0 0 4px rgba(101, 201, 212, 0.1);
  vertical-align: 1px;
}

.access-panel {
  padding: 30px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: 0 28px 80px rgba(1, 8, 7, 0.28);
  backdrop-filter: blur(18px);
}

.panel-index {
  color: var(--faint);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 0.75rem;
}

.access-panel h2 {
  margin-top: 14px;
  font-size: 1.45rem;
  font-weight: 820;
}

.access-form {
  display: grid;
  gap: 15px;
  margin-top: 28px;
}

.field-label {
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 720;
}

.access-form input {
  width: 100%;
  min-height: 52px;
  padding: 0 15px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  outline: none;
  color: var(--ink);
  background: rgba(4, 12, 11, 0.72);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 0.92rem;
  letter-spacing: 0;
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

.access-form input::placeholder {
  color: #65756f;
}

.access-form input:focus-visible {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(184, 232, 91, 0.14);
}

.primary-action {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 50px;
  padding: 0 16px;
  border: 0;
  border-radius: var(--radius);
  color: var(--accent-ink);
  background: var(--accent);
  font-weight: 830;
  cursor: pointer;
  transition: background 160ms ease, transform 160ms ease;
}

.primary-action:hover {
  background: #c7f06f;
}

.primary-action:active {
  transform: translateY(1px);
}

.primary-action:focus-visible,
.logout-button:focus-visible,
.meeting-link:focus-visible {
  outline: 3px solid rgba(184, 232, 91, 0.42);
  outline-offset: 3px;
}

.access-error {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 140, 120, 0.28);
  color: var(--danger);
  font-size: 0.9rem;
}

.panel-foot {
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  color: var(--faint);
  font-size: 0.78rem;
}

.logout-form {
  margin: 0;
}

.logout-button {
  min-width: 70px;
  min-height: 38px;
  padding: 0 13px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  color: var(--muted);
  background: rgba(4, 12, 11, 0.4);
  cursor: pointer;
}

.logout-button:hover {
  color: var(--ink);
  border-color: rgba(184, 232, 91, 0.52);
}

.directory-main {
  padding-bottom: 84px;
}

.directory-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 32px;
  padding-block: 72px 48px;
  border-bottom: 1px solid var(--line-strong);
}

.directory-hero h1 {
  max-width: 820px;
  font-size: clamp(2.8rem, 6vw, 5.25rem);
  font-weight: 900;
}

.directory-count {
  padding-bottom: 8px;
  color: var(--muted);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 0.82rem;
  white-space: nowrap;
}

.catalog-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 24px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.catalog-head h2 {
  font-size: 1rem;
  font-weight: 800;
}

.catalog-head p {
  color: var(--faint);
  font-size: 0.8rem;
}

.meeting-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.meeting-item {
  display: grid;
  grid-template-columns: 154px minmax(0, 1fr) 48px;
  gap: 30px;
  align-items: center;
  min-height: 164px;
  border-bottom: 1px solid var(--line);
  transition: background 180ms ease;
}

.meeting-item:hover {
  background: linear-gradient(90deg, rgba(184, 232, 91, 0.055), transparent 64%);
}

.meeting-date {
  color: var(--signal);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 0.84rem;
}

.meeting-title {
  font-size: clamp(1.35rem, 2.8vw, 2.2rem);
  font-weight: 840;
}

.meeting-link {
  text-decoration: none;
}

.meeting-summary {
  max-width: 66ch;
  margin-top: 12px;
  color: var(--muted);
}

.meeting-arrow {
  color: var(--accent);
  font-size: 1.35rem;
  text-align: right;
  transition: transform 180ms ease;
}

.meeting-item:hover .meeting-arrow {
  transform: translate(3px, -3px);
}

.empty-state {
  min-height: 260px;
  padding: 72px 0;
  border-bottom: 1px solid var(--line);
}

.empty-state h2 {
  font-size: 1.6rem;
}

.empty-state p {
  margin-top: 12px;
  color: var(--muted);
}

@media (max-width: 840px) {
  .access-layout {
    grid-template-columns: 1fr;
    align-content: center;
    gap: 42px;
    min-height: auto;
  }

  .access-copy h1 {
    font-size: clamp(3rem, 13vw, 4.8rem);
  }

  .meeting-item {
    grid-template-columns: 112px minmax(0, 1fr) 30px;
    gap: 18px;
  }
}

@media (max-width: 560px) {
  .site-shell {
    padding-inline: 18px;
  }

  .header-inner {
    min-height: 64px;
  }

  .header-context {
    max-width: 44vw;
  }

  .access-layout {
    gap: 34px;
    padding-block: 44px 52px;
  }

  .access-copy h1 {
    font-size: 3.05rem;
  }

  .access-lead {
    margin-top: 20px;
    font-size: 1rem;
  }

  .access-meta {
    margin-top: 26px;
  }

  .access-panel {
    padding: 22px;
  }

  .directory-hero {
    grid-template-columns: 1fr;
    gap: 20px;
    padding-block: 52px 36px;
  }

  .directory-hero h1 {
    font-size: 3rem;
  }

  .directory-count {
    padding: 0;
  }

  .catalog-head {
    align-items: flex-start;
    flex-direction: column;
    gap: 5px;
  }

  .meeting-item {
    grid-template-columns: 1fr 24px;
    gap: 12px;
    min-height: 0;
    padding-block: 30px;
  }

  .meeting-date {
    grid-column: 1 / -1;
  }

  .meeting-arrow {
    grid-column: 2;
    grid-row: 2;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}

@media (prefers-reduced-transparency: reduce) {
  .access-panel {
    background: var(--panel-solid);
    backdrop-filter: none;
  }
}