:root {
  color-scheme: light;
  --paper: #f3f3ed;
  --surface: #fbfbf7;
  --surface-2: #ecece4;
  --ink: #18211d;
  --ink-2: #4b554f;
  --ink-3: #66716b;
  --line: #d9dbd1;
  --line-strong: #bfc3b7;
  --accent: #135c46;
  --accent-hover: #0d4a38;
  --accent-soft: #e2efe8;
  --on-accent: #ffffff;
  --offline: #1c664a;
  --offline-soft: #e1efe7;
  --online: #24569c;
  --online-soft: #e3ebf7;
  --hybrid: #87590f;
  --hybrid-soft: #f5ebd8;
  --danger: #a1352d;
  --danger-soft: #f7e5e2;
  --warning: #7d520e;
  --warning-soft: #f6ecd9;
  --topbar-bg: rgba(243, 243, 237, 0.88);
  --today-wash: rgba(19, 92, 70, 0.045);
  --radius-lg: 18px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --shadow: 0 26px 60px -44px rgba(20, 30, 25, 0.6);
  --font-sans: ui-sans-serif, system-ui, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-display: Georgia, "Iowan Old Style", "Palatino Linotype", "Times New Roman", serif;
  --maxw: 1160px;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --paper: #101512;
    --surface: #171d19;
    --surface-2: #1d2520;
    --ink: #eef2ed;
    --ink-2: #b8c1ba;
    --ink-3: #939e97;
    --line: #2a332d;
    --line-strong: #3d493f;
    --accent: #7ac7a4;
    --accent-hover: #93d9ba;
    --accent-soft: #1b3228;
    --on-accent: #0c1a14;
    --offline: #7fd0ac;
    --offline-soft: #172e25;
    --online: #9dbfef;
    --online-soft: #1b2a41;
    --hybrid: #e0b26a;
    --hybrid-soft: #332813;
    --danger: #f0a49c;
    --danger-soft: #3a1f1c;
    --warning: #e0b26a;
    --warning-soft: #332813;
    --topbar-bg: rgba(16, 21, 18, 0.88);
    --today-wash: rgba(122, 199, 164, 0.06);
    --shadow: 0 26px 60px -40px rgba(0, 0, 0, 0.8);
  }
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --paper: #101512;
  --surface: #171d19;
  --surface-2: #1d2520;
  --ink: #eef2ed;
  --ink-2: #b8c1ba;
  --ink-3: #939e97;
  --line: #2a332d;
  --line-strong: #3d493f;
  --accent: #7ac7a4;
  --accent-hover: #93d9ba;
  --accent-soft: #1b3228;
  --on-accent: #0c1a14;
  --offline: #7fd0ac;
  --offline-soft: #172e25;
  --online: #9dbfef;
  --online-soft: #1b2a41;
  --hybrid: #e0b26a;
  --hybrid-soft: #332813;
  --danger: #f0a49c;
  --danger-soft: #3a1f1c;
  --warning: #e0b26a;
  --warning-soft: #332813;
  --topbar-bg: rgba(16, 21, 18, 0.88);
  --today-wash: rgba(122, 199, 164, 0.06);
  --shadow: 0 26px 60px -40px rgba(0, 0, 0, 0.8);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background-color: var(--paper);
  background-image: radial-gradient(1100px 460px at 50% -220px, rgba(19, 92, 70, 0.1), transparent 70%);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

:root[data-theme="dark"] body {
  background-image: radial-gradient(1100px 460px at 50% -220px, rgba(122, 199, 164, 0.07), transparent 70%);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) body {
    background-image: radial-gradient(1100px 460px at 50% -220px, rgba(122, 199, 164, 0.07), transparent 70%);
  }
}

a {
  color: var(--accent);
  text-underline-offset: 3px;
}

button {
  font-family: inherit;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}

.skip-link {
  position: absolute;
  left: 12px;
  top: -60px;
  z-index: 100;
  background: var(--surface);
  color: var(--ink);
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line-strong);
  transition: top 0.15s ease;
}

.skip-link:focus {
  top: 12px;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  background: var(--topbar-bg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}

.topbar-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  height: 64px;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: var(--ink);
  text-decoration: none;
  min-width: 0;
}

.brand-mark {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--accent);
  color: var(--on-accent);
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 700;
  line-height: 1;
  flex: none;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.14);
}

.brand-text {
  display: flex;
  flex-direction: column;
  gap: 1px;
  min-width: 0;
}

.brand-text strong {
  font-size: 15px;
  font-weight: 650;
  letter-spacing: -0.01em;
  white-space: nowrap;
}

.brand-text span {
  font-size: 11.5px;
  color: var(--ink-3);
  white-space: nowrap;
}

.topbar-tools {
  display: flex;
  align-items: center;
  gap: 8px;
}

.sync {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 11.5px;
  font-weight: 600;
  color: var(--ink-2);
  border: 1px solid var(--line);
  background: var(--surface);
  padding: 5px 10px;
  border-radius: 999px;
  white-space: nowrap;
}

.sync-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--ink-3);
  flex: none;
}

.sync.is-live .sync-dot {
  background: #2f9e6e;
  animation: ping 2.6s ease-out infinite;
}

.sync.is-retry .sync-dot {
  background: var(--warning);
  animation: ping-warm 2.6s ease-out infinite;
}

.sync.is-off .sync-dot {
  background: var(--danger);
}

@keyframes ping {
  0% { box-shadow: 0 0 0 0 rgba(47, 158, 110, 0.5); }
  70% { box-shadow: 0 0 0 6px rgba(47, 158, 110, 0); }
  100% { box-shadow: 0 0 0 0 rgba(47, 158, 110, 0); }
}

@keyframes ping-warm {
  0% { box-shadow: 0 0 0 0 rgba(135, 89, 15, 0.45); }
  70% { box-shadow: 0 0 0 6px rgba(135, 89, 15, 0); }
  100% { box-shadow: 0 0 0 0 rgba(135, 89, 15, 0); }
}

.icon-button,
.text-button {
  appearance: none;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink-2);
  font-size: 11.5px;
  font-weight: 600;
  padding: 6px 11px;
  border-radius: 999px;
  cursor: pointer;
  text-decoration: none;
  line-height: 1.4;
  transition: border-color 0.15s ease, color 0.15s ease, transform 0.1s ease;
}

.icon-button:hover,
.text-button:hover {
  border-color: var(--line-strong);
  color: var(--ink);
}

.icon-button:active,
.text-button:active {
  transform: translateY(1px);
}

.admin-link {
  font-size: 11.5px;
  font-weight: 650;
  color: var(--ink-2);
  text-decoration: none;
  padding: 6px 11px;
  border-radius: 999px;
  border: 1px solid transparent;
}

.admin-link:hover {
  color: var(--ink);
  border-color: var(--line);
  background: var(--surface);
}

.page {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 30px 20px 64px;
}

.week-section {
  margin-bottom: 42px;
  animation: rise 0.45s ease both;
}

.week-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 12px;
  margin-bottom: 14px;
}

.week-head .kicker {
  margin-bottom: 9px;
}

.week-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 3.2vw, 2.55rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.05;
}

.week-sub {
  margin: 7px 0 0;
  color: var(--ink-3);
  font-size: 0.8rem;
}

.week-range {
  margin: 0 0 2px;
  color: var(--ink-3);
  font-size: 0.68rem;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
}

.week-board {
  position: relative;
  min-height: 300px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.week-loading {
  display: grid;
  place-items: center;
  min-height: 420px;
  color: var(--ink-3);
  font-size: 0.82rem;
}

.week-scroll {
  overflow-x: auto;
  overscroll-behavior-x: contain;
  padding: 12px 14px 16px;
  scrollbar-width: thin;
  scrollbar-color: var(--line-strong) transparent;
}

.week-scroll::-webkit-scrollbar {
  height: 9px;
}

.week-scroll::-webkit-scrollbar-thumb {
  background: var(--line-strong);
  border-radius: 999px;
}

.week-grid {
  display: grid;
  grid-template-columns: 58px repeat(6, minmax(0, 1fr));
  min-width: 790px;
}

.week-corner,
.week-day-head {
  border-bottom: 1px solid var(--line-strong);
}

.week-corner {
  background: var(--surface);
}

.week-day-head {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 1px;
  min-width: 0;
  padding: 7px 8px 9px;
}

.week-day-head.is-today {
  background: linear-gradient(to bottom, var(--today-wash), transparent);
}

.week-day-name {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.week-day-head small {
  color: var(--ink-3);
  font-size: 0.65rem;
}

.week-today {
  padding: 2px 5px;
  border: 1px solid color-mix(in srgb, var(--accent) 28%, var(--line));
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.5rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  line-height: 1.3;
}

.week-time {
  align-self: start;
  padding: 3px 10px 0 0;
  color: var(--ink-3);
  font-size: 0.61rem;
  font-variant-numeric: tabular-nums;
  text-align: right;
  white-space: nowrap;
}

.week-time.is-end {
  align-self: end;
  padding: 0 10px 2px 0;
}

.week-col {
  position: relative;
  border-left: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background-image: repeating-linear-gradient(
    to bottom,
    var(--line) 0,
    var(--line) 1px,
    transparent 1px,
    transparent var(--week-hour)
  );
}

.week-col.is-today {
  background-color: var(--today-wash);
}

.week-slot {
  --slot-color: var(--accent);
  position: absolute;
  left: 5px;
  right: 5px;
  display: flex;
  overflow: hidden;
  padding: 7px 8px 7px 10px;
  border: 1px solid color-mix(in srgb, var(--slot-color) 28%, var(--line));
  border-left: 3px solid color-mix(in srgb, var(--slot-color) 62%, var(--ink));
  border-radius: 9px;
  background: var(--surface-2);
  background: color-mix(in srgb, var(--slot-color) 11%, var(--surface));
  color: var(--ink);
  transition: filter 0.15s ease, transform 0.15s ease;
}

.week-slot[data-tone="0"] {
  --slot-color: var(--offline);
}

.week-slot[data-tone="1"] {
  --slot-color: var(--hybrid);
}

.week-slot[data-tone="2"] {
  --slot-color: var(--online);
}

.week-slot[data-tone="3"] {
  --slot-color: var(--ink-3);
}

.week-slot:hover {
  filter: saturate(1.08);
  transform: translateY(-1px);
}

.week-slot.is-tentative {
  border-style: dashed;
  border-left-style: solid;
}

.week-slot.is-short {
  padding: 4px 7px;
}

.week-slot.is-short .week-slot-time {
  font-size: 0.54rem;
}

.week-slot.is-short .week-slot-title {
  font-size: 0.73rem;
  -webkit-line-clamp: 1;
}

.week-slot.is-short .week-slot-meta,
.week-slot.is-short .week-slot-note,
.week-slot.is-short .week-slot-status {
  display: none;
}

.week-slot.is-cancelled {
  opacity: 0.55;
}

.week-slot.is-cancelled .week-slot-title {
  text-decoration: line-through;
}

.week-slot-body {
  display: flex;
  flex-direction: column;
  gap: 2px;
  width: 100%;
  min-width: 0;
}

.week-slot-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  min-width: 0;
}

.week-slot-time {
  overflow: hidden;
  color: var(--ink-2);
  font-size: 0.59rem;
  font-weight: 750;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.015em;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.week-slot-status {
  flex: none;
  padding: 1px 4px;
  border-radius: 4px;
  background: var(--danger-soft);
  color: var(--danger);
  font-size: 0.48rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.week-slot-title {
  display: -webkit-box;
  overflow: hidden;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: -0.012em;
  line-height: 1.2;
  overflow-wrap: anywhere;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}

.week-slot-meta {
  display: -webkit-box;
  overflow: hidden;
  color: var(--ink-2);
  font-size: 0.62rem;
  line-height: 1.2;
  overflow-wrap: break-word;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.week-slot-note {
  overflow: hidden;
  color: var(--ink-3);
  font-size: 0.59rem;
  line-height: 1.2;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.week-foot {
  margin: 9px 2px 0;
  color: var(--ink-3);
  font-size: 0.7rem;
  text-align: right;
}

.week-hint {
  display: none;
  margin: 9px 2px 0;
  color: var(--ink-3);
  font-size: 0.7rem;
}

.week-hint span {
  color: var(--accent);
}

.week-empty {
  display: grid;
  gap: 6px;
  place-items: center;
  min-height: 300px;
  padding: 40px 24px;
  text-align: center;
}

.week-empty strong {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
}

.week-empty p {
  margin: 0;
  color: var(--ink-3);
  font-size: 0.82rem;
}

.hero {
  margin-bottom: 42px;
}

.hero-card {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(255px, 0.75fr);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow);
  animation: rise 0.45s ease both;
}

.hero-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 6px;
  background: var(--mode, var(--accent));
  z-index: 1;
}

.hero-card[data-mode="offline"] {
  --mode: var(--offline);
  --mode-soft: var(--offline-soft);
}

.hero-card[data-mode="online"] {
  --mode: var(--online);
  --mode-soft: var(--online-soft);
}

.hero-card[data-mode="hybrid"] {
  --mode: var(--hybrid);
  --mode-soft: var(--hybrid-soft);
}

.hero-copy {
  padding: clamp(24px, 4vw, 42px);
  padding-left: clamp(28px, 4vw, 48px);
  min-width: 0;
}

.kicker {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 13px;
  font-size: 11px;
  font-weight: 750;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mode, var(--accent));
}

.kicker-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: currentColor;
  flex: none;
}

.kicker.is-live .kicker-dot {
  animation: ping 2.2s ease-out infinite;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.4vw, 3.25rem);
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: -0.015em;
  margin: 0 0 10px;
  max-width: 22ch;
  overflow-wrap: anywhere;
}

.hero-date {
  font-size: clamp(0.98rem, 1.5vw, 1.12rem);
  color: var(--ink-2);
  margin: 0 0 18px;
  font-weight: 500;
}

.hero-date time {
  font-variant-numeric: tabular-nums;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.hero-meta {
  display: grid;
  gap: 5px;
  font-size: 0.9rem;
  color: var(--ink-2);
}

.meta-line {
  display: flex;
  gap: 8px;
  align-items: baseline;
  margin: 0;
}

.meta-line .meta-key {
  color: var(--ink-3);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  font-weight: 650;
  min-width: 66px;
}

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

.hero-clock {
  border-left: 1px solid var(--line);
  background: linear-gradient(160deg, var(--mode-soft, var(--accent-soft)), transparent 115%);
  padding: clamp(22px, 3vw, 34px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 10px;
}

.clock-label {
  margin: 0;
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-weight: 700;
  color: var(--ink-3);
}

.countdown {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  font-variant-numeric: tabular-nums;
}

.cd-unit {
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 2ch;
}

.cd-num {
  font-size: clamp(1.7rem, 3.2vw, 2.35rem);
  font-weight: 750;
  letter-spacing: -0.045em;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.cd-lbl {
  font-size: 9.5px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ink-3);
  font-weight: 650;
}

.cd-sep {
  font-size: 1.35rem;
  font-weight: 500;
  color: var(--ink-3);
  line-height: 1.1;
}

.clock-zone {
  margin: 0;
  font-size: 11.5px;
  color: var(--ink-3);
}

.clock-note {
  margin: 6px 0 0;
  padding-top: 11px;
  border-top: 1px solid var(--line);
  font-size: 12px;
  color: var(--ink-2);
  line-height: 1.45;
}

.hero-notice {
  margin-top: 16px;
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  line-height: 1.45;
  display: flex;
  gap: 8px;
  align-items: flex-start;
}

.hero-notice.is-tentative {
  background: var(--warning-soft);
  color: var(--warning);
  border: 1px dashed var(--warning);
}

.hero-notice.is-live {
  background: var(--accent-soft);
  color: var(--accent);
}

.hero-notice.is-cancelled {
  background: var(--danger-soft);
  color: var(--danger);
}

.hero-empty {
  display: block;
  padding: clamp(30px, 5vw, 54px) clamp(24px, 4vw, 46px);
}

.hero-empty .hero-title {
  max-width: 26ch;
}

.hero-empty p:not(.kicker) {
  color: var(--ink-2);
  margin: 0;
  max-width: 52ch;
}

.button-primary,
.button-ghost,
.button-small {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 10px;
  font-weight: 650;
  font-size: 0.9rem;
  padding: 11px 18px;
  min-height: 44px;
  text-decoration: none;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease, transform 0.1s ease;
  border: 1px solid transparent;
}

.button-primary {
  background: var(--accent);
  color: var(--on-accent);
}

.button-primary:hover {
  background: var(--accent-hover);
}

.button-primary:active,
.button-ghost:active,
.button-small:active {
  transform: translateY(1px);
}

.button-ghost {
  background: transparent;
  border-color: var(--line-strong);
  color: var(--ink);
}

.button-ghost:hover {
  background: var(--surface-2);
}

.button-small {
  min-height: 36px;
  padding: 7px 13px;
  font-size: 0.8rem;
  background: var(--accent);
  color: var(--on-accent);
}

.button-small:hover {
  background: var(--accent-hover);
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 11.5px;
  font-weight: 650;
  line-height: 1.4;
  white-space: nowrap;
}

.chip .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  flex: none;
}

.mode-offline {
  background: var(--offline-soft);
  color: var(--offline);
}

.mode-online {
  background: var(--online-soft);
  color: var(--online);
}

.mode-hybrid {
  background: var(--hybrid-soft);
  color: var(--hybrid);
}

.status-confirmed {
  background: transparent;
  border: 1px solid var(--line-strong);
  color: var(--ink-2);
}

.status-confirmed .dot {
  background: #2f9e6e;
}

.status-tentative {
  background: var(--warning-soft);
  color: var(--warning);
  border: 1px dashed var(--warning);
}

.status-changed {
  background: var(--accent-soft);
  color: var(--accent);
}

.status-cancelled {
  background: var(--danger-soft);
  color: var(--danger);
}

.chip-duration {
  background: var(--surface-2);
  color: var(--ink-2);
}

.page-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.9fr) minmax(280px, 0.85fr);
  gap: 38px;
  align-items: start;
}

.section {
  margin-bottom: 46px;
  animation: rise 0.45s ease both;
}

.primary {
  min-width: 0;
}

.section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 10px;
  margin-bottom: 16px;
}

.section-head h2,
.panel h2 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 0;
}

.section-head h2 {
  font-size: 1.55rem;
}

.section-note {
  margin: 0;
  font-size: 0.8rem;
  color: var(--ink-3);
  text-align: right;
}

.day-group {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 14px;
}

.day-group-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 9px 18px;
  background: var(--surface-2);
  border-bottom: 1px solid var(--line);
  font-size: 11px;
  font-weight: 750;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-2);
}

.today-tag {
  background: var(--accent-soft);
  color: var(--accent);
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 10px;
  letter-spacing: 0.06em;
}

.session {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 16px;
  padding: 15px 18px;
  align-items: start;
}

.session + .session {
  border-top: 1px solid var(--line);
}

.session-main {
  min-width: 0;
}

.session-top {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  align-items: center;
  margin-bottom: 3px;
}

.session-title {
  font-size: 1.02rem;
  font-weight: 700;
  margin: 0;
  line-height: 1.3;
  overflow-wrap: anywhere;
}

.session-time {
  margin: 2px 0 3px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--ink-2);
  font-variant-numeric: tabular-nums;
}

.session-time .dur {
  font-weight: 500;
  color: var(--ink-3);
}

.session-where {
  margin: 2px 0;
  font-size: 0.85rem;
  color: var(--ink-2);
  overflow-wrap: anywhere;
}

.session-note {
  margin: 6px 0 0;
  font-size: 0.83rem;
  color: var(--ink-3);
  max-width: 62ch;
  overflow-wrap: anywhere;
}

.session-side {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
}

.session.is-cancelled .session-title {
  text-decoration: line-through;
  color: var(--ink-3);
}

.session.is-cancelled .session-time,
.session.is-cancelled .session-where {
  color: var(--ink-3);
}

.session-warning {
  display: inline-block;
  margin-top: 8px;
  padding: 5px 9px;
  border-radius: 7px;
  background: var(--warning-soft);
  color: var(--warning);
  font-size: 0.78rem;
  font-weight: 600;
}

.past-block {
  margin-top: 18px;
  border-top: 1px solid var(--line);
  padding-top: 14px;
}

.past-block summary {
  cursor: pointer;
  font-size: 0.83rem;
  font-weight: 650;
  color: var(--ink-2);
  padding: 4px 0;
}

.past-block summary:hover {
  color: var(--ink);
}

.past-block .session {
  padding: 11px 0;
}

.past-block .session + .session {
  border-top: 1px solid var(--line);
}

.exam-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
  gap: 14px;
}

.exam-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 9px;
  min-width: 0;
}

.exam-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.type-tag {
  font-size: 10px;
  font-weight: 750;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
}

.exam-card h3 {
  margin: 0;
  font-size: 1.06rem;
  font-weight: 700;
  line-height: 1.3;
  overflow-wrap: anywhere;
}

.exam-when {
  margin: 0;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--ink-2);
  font-variant-numeric: tabular-nums;
}

.exam-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  align-items: center;
}

.exam-countdown {
  font-size: 0.76rem;
  font-weight: 650;
  color: var(--accent);
}

.exam-details {
  margin: 6px 0 0;
  display: grid;
  gap: 7px;
  font-size: 0.82rem;
  color: var(--ink-2);
}

.exam-details > div {
  display: grid;
  grid-template-columns: 70px minmax(0, 1fr);
  gap: 8px;
}

.exam-details dt {
  margin: 0;
  color: var(--ink-3);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding-top: 1px;
}

.exam-details dd {
  margin: 0;
  overflow-wrap: anywhere;
  white-space: pre-line;
}

.exam-tentative {
  margin: 2px 0 0;
  font-size: 0.78rem;
  color: var(--warning);
  font-weight: 600;
}

.exam-card.is-cancelled {
  opacity: 0.78;
}

.exam-card.is-cancelled h3 {
  text-decoration: line-through;
  color: var(--ink-3);
}

.side {
  display: flex;
  flex-direction: column;
  gap: 16px;
  min-width: 0;
}

.panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 18px;
  animation: rise 0.45s ease both;
}

.panel-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 12px;
}

.panel h2 {
  font-size: 1.08rem;
}

.panel-count {
  font-size: 0.72rem;
  font-weight: 650;
  color: var(--ink-3);
  white-space: nowrap;
}

.next-exam {
  display: grid;
  gap: 8px;
}

.ne-label {
  margin: 0;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-weight: 750;
  color: var(--accent);
}

.next-exam h2 {
  font-family: var(--font-display);
  font-size: 1.22rem;
  line-height: 1.25;
  font-weight: 600;
  margin: 0;
  overflow-wrap: anywhere;
}

.next-exam .ne-when {
  margin: 0;
  font-size: 0.83rem;
  font-weight: 600;
  color: var(--ink-2);
  font-variant-numeric: tabular-nums;
}

.next-exam .ne-count {
  margin: 0;
  font-size: 0.78rem;
  font-weight: 650;
  color: var(--accent);
}

.next-exam .exam-badges {
  margin-top: 2px;
}

.plain-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
}

.hw-item,
.event-item {
  padding: 10px 0;
  border-top: 1px solid var(--line);
}

.hw-item:first-child,
.event-item:first-child {
  border-top: 0;
  padding-top: 0;
}

.hw-head {
  display: flex;
  gap: 8px;
  justify-content: space-between;
  align-items: flex-start;
}

.hw-title,
.event-title {
  margin: 0;
  font-size: 0.9rem;
  font-weight: 650;
  line-height: 1.35;
  overflow-wrap: anywhere;
}

.due {
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--ink-3);
  background: var(--surface-2);
  padding: 2px 7px;
  border-radius: 999px;
  white-space: nowrap;
  flex: none;
}

.due.is-soon {
  color: var(--warning);
  background: var(--warning-soft);
}

.due.is-overdue {
  color: var(--danger);
  background: var(--danger-soft);
}

.hw-details,
.event-details {
  margin: 4px 0 0;
  font-size: 0.81rem;
  color: var(--ink-2);
  line-height: 1.45;
  overflow-wrap: anywhere;
  white-space: pre-line;
}

.hw-class {
  margin: 4px 0 0;
  font-size: 0.73rem;
  color: var(--ink-3);
}

.event-item {
  display: flex;
  gap: 11px;
  align-items: flex-start;
}

.event-date {
  flex: none;
  width: 46px;
  text-align: center;
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 5px 3px;
  font-size: 9.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-3);
  line-height: 1.25;
}

.event-date strong {
  display: block;
  font-size: 16px;
  font-weight: 750;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.event-body {
  min-width: 0;
}

.event-meta {
  margin: 3px 0 0;
  font-size: 0.73rem;
  color: var(--ink-3);
  font-variant-numeric: tabular-nums;
}

.event-item.is-cancelled .event-title {
  text-decoration: line-through;
  color: var(--ink-3);
}

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

.change-item {
  display: grid;
  grid-template-columns: 7px minmax(0, 1fr);
  gap: 9px;
  padding: 8px 0;
  border-top: 1px solid var(--line);
  font-size: 0.81rem;
  color: var(--ink-2);
  line-height: 1.4;
}

.change-item:first-child {
  border-top: 0;
  padding-top: 0;
}

.change-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  margin-top: 5px;
}

.change-time {
  display: block;
  font-size: 0.7rem;
  color: var(--ink-3);
  margin-top: 2px;
}

.empty {
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius-md);
  padding: 22px 16px;
  text-align: center;
  color: var(--ink-3);
  font-size: 0.84rem;
  line-height: 1.5;
}

.empty strong {
  display: block;
  color: var(--ink-2);
  font-size: 0.9rem;
  margin-bottom: 3px;
}

.footer {
  border-top: 1px solid var(--line);
  background: var(--surface);
}

.footer-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 18px 20px 26px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 0.78rem;
  color: var(--ink-3);
}

.footer p {
  margin: 0;
  max-width: 72ch;
  line-height: 1.5;
}

.footer strong {
  color: var(--ink-2);
}

.footer-tools {
  display: flex;
  align-items: center;
  gap: 6px;
}

.footer .text-button {
  background: transparent;
  border-color: transparent;
  padding: 5px 8px;
  font-size: 0.76rem;
}

.footer .text-button:hover {
  border-color: var(--line);
  background: var(--surface-2);
}

.hero-skeleton {
  min-height: 330px;
  padding: clamp(28px, 4vw, 46px);
  display: flex;
  flex-direction: column;
  gap: 16px;
  justify-content: center;
  box-shadow: none;
  animation: none;
}

.hero-skeleton::before {
  background: var(--line);
}

.skeleton-line {
  height: 14px;
  border-radius: 6px;
  background: linear-gradient(90deg, var(--surface-2) 20%, var(--line) 50%, var(--surface-2) 80%);
  background-size: 220% 100%;
  animation: shimmer 1.4s linear infinite;
}

.skeleton-line.w-30 { width: 30%; }
.skeleton-line.w-50 { width: 50%; }
.skeleton-line.w-70 { width: 70%; }
.skeleton-line.tall { height: 42px; }

.noscript {
  max-width: var(--maxw);
  margin: 0 auto 30px;
  padding: 16px 20px;
  color: var(--danger);
  background: var(--danger-soft);
  border: 1px solid var(--danger);
  border-radius: var(--radius-md);
}

body.is-ready .hero-card,
body.is-ready .section,
body.is-ready .panel {
  animation: none;
}

@keyframes rise {
  from { opacity: 0; transform: translateY(9px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes shimmer {
  from { background-position: 120% 0; }
  to { background-position: -120% 0; }
}

@media (max-width: 860px) {
  .week-hint {
    display: block;
  }
}

@media (max-width: 920px) {
  .page-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 8px;
  }

  .side {
    margin-top: 8px;
  }

  .hero-card {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero-clock {
    border-left: 0;
    border-top: 1px solid var(--line);
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 14px 24px;
  }

  .hero-clock .clock-label {
    width: 100%;
  }

  .clock-note {
    border-top: 0;
    padding-top: 0;
    max-width: 30ch;
    margin: 0;
  }
}

@media (max-width: 640px) {
  .topbar-inner {
    height: 58px;
    padding: 0 14px;
    gap: 10px;
  }

  .brand-mark {
    width: 34px;
    height: 34px;
    font-size: 19px;
  }

  .brand-text strong {
    font-size: 13.5px;
  }

  .brand-text span {
    font-size: 10.5px;
  }

  .topbar-tools {
    gap: 5px;
  }

  .sync {
    padding: 5px 8px;
  }

  .sync #syncLabel {
    display: none;
  }

  .admin-link {
    display: none;
  }

  .page {
    padding: 20px 14px 48px;
  }

  .week-section {
    margin-bottom: 30px;
  }

  .week-head {
    flex-direction: column;
    align-items: flex-start;
    gap: 7px;
    padding-bottom: 10px;
  }

  .week-title {
    font-size: clamp(1.75rem, 8vw, 2.2rem);
  }

  .week-range {
    margin: 0;
    white-space: normal;
  }

  .week-board {
    border-radius: 16px;
  }

  .week-scroll {
    padding: 10px 10px 14px;
  }

  .week-hint {
    display: block;
  }

  .week-foot {
    margin-top: 3px;
    text-align: left;
  }

  .hero {
    margin-bottom: 30px;
  }

  .hero-card {
    border-radius: 16px;
  }

  .hero-copy {
    padding: 24px 20px 22px 24px;
  }

  .hero-title {
    font-size: clamp(1.8rem, 8vw, 2.4rem);
  }

  .hero-clock {
    padding: 18px 20px 22px 24px;
  }

  .countdown {
    gap: 7px;
  }

  .cd-num {
    font-size: 1.8rem;
  }

  .section-head {
    flex-direction: column;
    align-items: flex-start;
    gap: 2px;
  }

  .section-note {
    text-align: left;
  }

  .session {
    grid-template-columns: minmax(0, 1fr);
    gap: 9px;
    padding: 14px 15px;
  }

  .day-group-head {
    padding: 8px 15px;
  }

  .session-side {
    flex-direction: row;
    align-items: center;
    justify-content: flex-start;
  }

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

  .footer-inner {
    padding: 16px 14px 24px;
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

@media print {
  .topbar,
  .footer,
  .admin-link,
  .icon-button,
  .sync,
  .hero-actions,
  .past-block {
    display: none !important;
  }

  body {
    background: #fff;
    color: #000;
  }

  .hero-card,
  .day-group,
  .exam-card,
  .panel {
    box-shadow: none;
    break-inside: avoid;
  }

  .page {
    max-width: none;
    padding: 0;
  }

  .page-grid {
    display: block;
  }
}