:root {
  color-scheme: light;
  font: 15px/1.55 Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --bg: #eaf3ff;
  --bg-deep: #dceaff;
  --surface: rgba(255, 255, 255, .76);
  --surface-strong: rgba(250, 253, 255, .94);
  --surface-alt: rgba(224, 238, 255, .78);
  --surface-soft: rgba(238, 247, 255, .72);
  --ink: #07162f;
  --muted: #5e7090;
  --line: rgba(28, 104, 201, .22);
  --line-strong: rgba(12, 148, 230, .62);
  --accent: #087cf0;
  --accent-2: #00bfe7;
  --accent-hover: #006bd5;
  --accent-ink: #fff;
  --link: #006da9;
  --shadow: 0 24px 70px rgba(32, 80, 136, .16);
  --glow: 0 0 28px rgba(0, 172, 238, .18);
  --green-bg: rgba(22, 194, 163, .11);
  --green-ink: #047a69;
  --red-bg: rgba(238, 70, 110, .1);
  --red-ink: #b51e4d;
  --amber-bg: rgba(255, 151, 38, .12);
  --amber-ink: #a45600;
  --blue-bg: rgba(26, 121, 243, .1);
  --blue-ink: #075ead;
  --backdrop: rgba(3, 10, 28, .62);
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #050817;
  --bg-deep: #02040e;
  --surface: rgba(10, 22, 55, .76);
  --surface-strong: rgba(8, 20, 51, .95);
  --surface-alt: rgba(15, 39, 83, .68);
  --surface-soft: rgba(11, 31, 70, .54);
  --ink: #f6f9ff;
  --muted: #9aaacf;
  --line: rgba(49, 126, 230, .32);
  --line-strong: rgba(49, 201, 255, .68);
  --accent: #16c9f4;
  --accent-2: #1769ff;
  --accent-hover: #3fdcff;
  --accent-ink: #fff;
  --link: #49d7ff;
  --shadow: 0 25px 78px rgba(0, 3, 20, .48);
  --glow: 0 0 32px rgba(22, 201, 244, .16);
  --green-bg: rgba(31, 216, 183, .1);
  --green-ink: #43e7c5;
  --red-bg: rgba(255, 82, 130, .1);
  --red-ink: #ff759b;
  --amber-bg: rgba(255, 153, 45, .1);
  --amber-ink: #ffae54;
  --blue-bg: rgba(55, 139, 255, .12);
  --blue-ink: #80c4ff;
  --backdrop: rgba(1, 4, 15, .82);
}

* { box-sizing: border-box; }
html { min-width: 320px; min-height: 100%; background: var(--bg); scroll-behavior: smooth; }
body {
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 48% -12%, rgba(24, 117, 255, .28), transparent 38%),
    radial-gradient(circle at 105% 72%, rgba(0, 206, 235, .16), transparent 34%),
    linear-gradient(145deg, var(--bg), var(--bg-deep));
  background-attachment: fixed;
  overflow-x: hidden;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: .34;
  background-image: linear-gradient(rgba(65, 146, 255, .06) 1px, transparent 1px), linear-gradient(90deg, rgba(65, 146, 255, .06) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: linear-gradient(to bottom, #000, transparent 72%);
}

button, input, select, textarea { font: inherit; }
button { cursor: pointer; color: inherit; -webkit-tap-highlight-color: transparent; }
button:disabled { cursor: not-allowed; opacity: .52; }
button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, summary:focus-visible, a:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--accent) 45%, transparent);
  outline-offset: 3px;
}
a { color: var(--link); text-underline-offset: 3px; }
.hidden, [hidden] { display: none !important; }
.muted { color: var(--muted); }
.error { min-height: 1.5em; color: var(--red-ink); }
h1, h2, h3, h4, p { overflow-wrap: anywhere; }
h1, h2, h3, h4, .brand, button, summary { letter-spacing: -.02em; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--link);
  font-size: .69rem;
  font-weight: 850;
  letter-spacing: .16em;
}
.eyebrow::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 11px var(--accent);
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg-deep) 76%, transparent);
  box-shadow: 0 12px 38px rgba(0, 12, 44, .1);
  backdrop-filter: blur(24px) saturate(135%);
}
.topbar-inner {
  width: min(1500px, 100%);
  min-height: 82px;
  margin: auto;
  padding: 11px clamp(16px, 3.2vw, 50px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}
.brand, .topbar-actions { display: flex; align-items: center; gap: 12px; }
.brand { font-size: 1.06rem; font-weight: 820; white-space: nowrap; }
.brand-logo {
  display: block;
  width: 52px;
  height: 52px;
  flex: none;
  object-fit: contain;
  filter: drop-shadow(0 0 13px rgba(30, 205, 255, .36));
}
.auth-logo { width: 82px; height: 82px; margin-top: -8px; }
.topbar-actions { justify-content: flex-end; }
.connection {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 11px;
  border: 1px solid color-mix(in srgb, var(--green-ink) 35%, transparent);
  border-radius: 999px;
  color: var(--green-ink);
  background: var(--green-bg);
  font-size: .73rem;
  font-weight: 750;
  white-space: nowrap;
}
.connection::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; box-shadow: 0 0 9px currentColor; }
.theme-toggle {
  min-height: 40px;
  padding: 0 13px;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: var(--surface-alt);
  color: var(--muted);
  font-size: .78rem;
  white-space: nowrap;
}
.theme-toggle:hover { border-color: var(--line-strong); color: var(--ink); }
.header-icon, .header-avatar {
  position: relative;
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  flex: none;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--surface-alt);
}
.header-icon:hover, .header-avatar:hover { border-color: var(--line-strong); color: var(--link); box-shadow: var(--glow); }
.header-avatar { overflow: visible; border-color: var(--line-strong); background: linear-gradient(145deg, var(--accent), var(--accent-2)); color: #fff; font-size: .78rem; font-weight: 850; }
.header-avatar img { position: absolute; inset: 0; width: 100%; height: 100%; border-radius: 50%; object-fit: cover; }
.header-count {
  position: absolute;
  top: -5px;
  right: -5px;
  display: grid;
  place-items: center;
  min-width: 19px;
  height: 19px;
  padding: 0 4px;
  border: 2px solid var(--bg-deep);
  border-radius: 12px;
  background: #ff8b27;
  color: #fff;
  font-size: .62rem;
  font-weight: 850;
}

.section-nav {
  position: sticky;
  top: 82px;
  z-index: 24;
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg-deep) 70%, transparent);
  backdrop-filter: blur(22px) saturate(135%);
}
.section-nav-inner {
  display: flex;
  justify-content: center;
  gap: 4px;
  width: min(1500px, 100%);
  margin: auto;
  padding: 7px clamp(16px, 3.2vw, 50px);
  overflow-x: auto;
  scrollbar-width: none;
}
.section-nav-inner::-webkit-scrollbar { display: none; }
.section-nav button {
  position: relative;
  flex: none;
  min-height: 46px;
  padding: 0 19px;
  border: 1px solid transparent;
  border-radius: 14px;
  background: transparent;
  color: var(--muted);
  font-size: .82rem;
  font-weight: 720;
  white-space: nowrap;
}
.section-nav button:hover { color: var(--ink); background: var(--surface-alt); }
.section-nav button.active { color: var(--link); border-color: var(--line); background: linear-gradient(180deg, var(--surface-alt), color-mix(in srgb, var(--surface-alt) 25%, transparent)); }
.section-nav button.active::after {
  content: "";
  position: absolute;
  right: 17px;
  bottom: -8px;
  left: 17px;
  height: 3px;
  border-radius: 4px;
  background: linear-gradient(90deg, var(--accent-2), var(--accent));
  box-shadow: 0 0 14px var(--accent);
}

.shell {
  width: min(1500px, 100%);
  margin: 0 auto;
  padding: 42px clamp(16px, 3.2vw, 50px) 78px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
}
.shell > *, .app-view > * { min-width: 0; }
.app-view { display: grid; grid-template-columns: minmax(0, 1fr); gap: 21px; touch-action: pan-y; animation: view-in .28s ease both; }
@keyframes view-in { from { opacity: 0; transform: translateY(7px); } }
.view-heading { padding: 4px 1px 7px; }
.view-heading h1 { margin: 7px 0 4px; font-size: clamp(2rem, 3.4vw, 3.35rem); line-height: 1.05; letter-spacing: -.055em; }
.view-heading p { margin: 0; }
.intro { display: flex; align-items: flex-end; justify-content: space-between; gap: 28px; padding: 6px 1px 12px; }
.intro > div:first-child { max-width: 810px; }
.intro h1 { margin: 9px 0 8px; font-size: clamp(2.2rem, 4.1vw, 4.25rem); line-height: .98; letter-spacing: -.065em; }
.intro p { max-width: 710px; margin: 0; color: var(--muted); font-size: 1rem; }
.intro-actions, .week-controls, .row { display: flex; align-items: center; gap: 9px; flex-wrap: wrap; }
.intro-actions { flex: none; }

.panel, .featured-card, .booking-note, .utility-dialog, .plan-dialog, .auth-card {
  border: 1px solid var(--line);
  background: linear-gradient(145deg, var(--surface), color-mix(in srgb, var(--surface-strong) 68%, transparent));
  box-shadow: inset 0 1px 0 rgba(255,255,255,.07), var(--shadow);
  backdrop-filter: blur(24px) saturate(125%);
}
.panel { padding: 24px; border-radius: 24px; overflow: hidden; }
.section-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 18px; margin-bottom: 19px; }
.section-head h2 { margin: 4px 0 2px; font-size: 1.22rem; }
.section-head p { margin: 2px 0 0; }
.panel-heading { margin-bottom: 18px; }
.panel-heading h2 { margin: 5px 0 0; font-size: 1.18rem; }
.panel-heading-actions { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; }

button { border: 1px solid transparent; border-radius: 13px; padding: 10px 15px; font-weight: 750; transition: border-color .18s, background .18s, color .18s, transform .18s, box-shadow .18s; }
button:active { transform: translateY(1px); }
.primary {
  border-color: color-mix(in srgb, var(--accent) 75%, white);
  background: linear-gradient(135deg, var(--accent-2), var(--accent) 54%, #2850e8);
  color: var(--accent-ink);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.26), 0 0 22px color-mix(in srgb, var(--accent) 26%, transparent);
}
.primary:hover { transform: translateY(-1px); box-shadow: inset 0 1px 0 rgba(255,255,255,.3), 0 0 30px color-mix(in srgb, var(--accent) 36%, transparent); }
.secondary { border-color: var(--line); background: var(--surface-alt); color: var(--ink); }
.secondary:hover { border-color: var(--line-strong); background: color-mix(in srgb, var(--surface-alt) 76%, var(--accent) 24%); }
.text-button { padding: 8px 9px; border-color: transparent; background: transparent; color: var(--link); }
.text-button:hover { background: var(--surface-alt); color: var(--ink); }
.icon-button { display: grid; place-items: center; width: 34px; height: 34px; padding: 0; border-color: var(--line); border-radius: 50%; background: var(--surface-alt); color: var(--muted); font-size: 1.25rem; }
.icon-button:hover { border-color: var(--line-strong); color: var(--link); }
.small { padding: 7px 10px; font-size: .78rem; }
.danger { color: var(--red-ink); }
.danger:hover { color: var(--red-ink); background: var(--red-bg); }

.toast {
  position: fixed;
  z-index: 70;
  right: 24px;
  bottom: 24px;
  max-width: min(410px, calc(100vw - 48px));
  padding: 13px 17px;
  border: 1px solid var(--line-strong);
  border-radius: 14px;
  background: var(--surface-strong);
  box-shadow: var(--shadow), var(--glow);
  color: var(--ink);
}
.booking-note { display: block; padding: 14px 18px; border-radius: 18px; border-color: color-mix(in srgb, var(--amber-ink) 35%, transparent); background: linear-gradient(110deg, var(--amber-bg), var(--surface)); }
.booking-note-heading { display: flex; align-items: center; gap: 13px; }
.booking-note strong { font-size: .9rem; }
.booking-note p { margin: 2px 0 0; color: var(--amber-ink); font-size: .84rem; }
.booking-note > p { margin: 10px 0 0 38px; }
.note-icon { display: grid; place-items: center; width: 25px; height: 25px; flex: none; border: 1px solid currentColor; border-radius: 50%; color: var(--amber-ink); font-weight: 850; }

.calendar-head { align-items: center; }
.week-controls { justify-content: flex-end; margin: -4px 0 16px; }
.day-strip { display: grid; grid-template-columns: repeat(7, 1fr); gap: 8px; margin-bottom: 15px; touch-action: pan-x; }
.day-tab { padding: 10px 8px; border-color: var(--line); border-radius: 15px; background: color-mix(in srgb, var(--surface-soft) 75%, transparent); color: var(--muted); text-align: center; }
.day-tab strong { display: block; margin-top: 2px; color: var(--ink); font-size: 1.08rem; }
.day-tab:hover { border-color: var(--line-strong); }
.day-tab.active { border-color: var(--line-strong); background: radial-gradient(circle at 50% 115%, color-mix(in srgb, var(--accent) 34%, transparent), var(--surface-alt) 72%); color: var(--link); box-shadow: inset 0 0 17px color-mix(in srgb, var(--accent) 14%, transparent), var(--glow); }
.day-tab.active strong { color: var(--ink); }
.week-grid { display: grid; grid-template-columns: repeat(7, minmax(168px, 1fr)); gap: 9px; align-items: start; }
.day-column { min-height: 210px; padding: 10px; border: 1px solid var(--line); border-radius: 18px; background: color-mix(in srgb, var(--surface-soft) 56%, transparent); }
.day-column h3 { margin: 2px 4px 10px; color: var(--muted); font-size: .72rem; font-weight: 750; text-transform: capitalize; }
.class-card {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 3px 7px;
  margin-bottom: 9px;
  padding: 9px 9px 9px 12px;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: color-mix(in srgb, var(--surface-strong) 75%, transparent);
  overflow: hidden;
  transition: transform .18s, border-color .18s, box-shadow .18s;
}
.class-card::before { content: ""; position: absolute; inset: 0 auto 0 0; width: 3px; background: linear-gradient(var(--accent), var(--accent-2)); box-shadow: 0 0 10px var(--accent); }
.class-card:hover { transform: translateY(-2px); border-color: var(--line-strong); box-shadow: 0 14px 28px rgba(0, 15, 60, .12); }
.class-card time { grid-column: 1; grid-row: 1; color: var(--link); font-size: .73rem; font-weight: 850; }
.class-card h4 { grid-column: 1 / -1; margin: 1px 0 2px; font-size: .82rem; line-height: 1.2; }
.class-card .status-pill { grid-column: 2; grid-row: 1; justify-self: end; max-width: 78px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.class-card .slots { grid-column: 1 / -1; margin: 0 0 3px; color: var(--muted); font-size: .67rem; }
.class-card button { width: auto; min-width: 0; margin: 0; padding: 5px 7px; border-radius: 9px; font-size: .66rem; line-height: 1.2; }
.class-card button[data-plan] { grid-column: 1; }
.class-card button[data-watch] { grid-column: 2; }
.status-pill { display: inline-block; padding: 4px 8px; border: 1px solid currentColor; border-radius: 999px; font-size: .65rem; font-weight: 780; line-height: 1.3; }
.status-AVAILABLE { color: var(--green-ink); background: var(--green-bg); }
.status-FULL { color: var(--red-ink); background: var(--red-bg); }
.status-NOT_OPEN { color: var(--amber-ink); background: var(--amber-bg); }
.status-RESERVED { color: var(--blue-ink); background: var(--blue-bg); }
.status-UNKNOWN, .status-CANCELLED { color: var(--muted); background: var(--surface-alt); }
.empty-day { margin: 22px 4px; color: var(--muted); font-size: .78rem; }

.lower-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.list-stack { display: grid; gap: 10px; }
.list-item { display: flex; align-items: flex-start; justify-content: space-between; gap: 14px; padding: 14px 15px; border: 1px solid var(--line); border-radius: 16px; background: color-mix(in srgb, var(--surface-soft) 62%, transparent); }
.list-item strong { display: block; }
.list-item p { margin: 4px 0; color: var(--muted); font-size: .79rem; }
.list-item .status-pill { margin-top: 5px; }
.list-item button { flex: none; }
.plan-day { color: var(--link) !important; font-weight: 750; }
.rule-actions { display: flex; flex-direction: column; align-items: flex-end; }
.rule-actions button { font-size: .74rem; }
.empty-state { padding: 18px; border: 1px dashed var(--line-strong); border-radius: 15px; background: var(--surface-soft); color: var(--muted); font-size: .84rem; }
.footnote { margin: 14px 0 0; color: var(--muted); font-size: .75rem; }

.settings-content { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; margin-top: 17px; padding-top: 18px; border-top: 1px solid var(--line); }
.settings-content h3 { margin: 7px 0; font-size: 1rem; }
.settings-content p { margin: 5px 0 16px; font-size: .84rem; }
.settings-label { display: grid; gap: 7px; max-width: 240px; }
.history { max-height: 250px; margin-top: 10px; overflow: auto; }
.history-row { padding: 9px 0; border-bottom: 1px solid var(--line); font-size: .78rem; }

input:not([type=checkbox]):not([type=radio]), select, textarea {
  width: 100%;
  min-height: 44px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: color-mix(in srgb, var(--surface-strong) 62%, transparent);
  color: var(--ink);
}
input::placeholder, textarea::placeholder { color: color-mix(in srgb, var(--muted) 72%, transparent); }
input[type=checkbox], input[type=radio] { accent-color: var(--accent); }
.stack { display: grid; gap: 14px; }
.stack label { display: grid; gap: 6px; color: color-mix(in srgb, var(--ink) 82%, var(--muted)); font-size: .8rem; font-weight: 680; }
.stack.compact { max-width: 390px; }
.stack label.check, .check { display: flex; align-items: center; gap: 8px; }
.check input { width: 18px; height: 18px; flex: none; }

.auth-screen {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  background:
    radial-gradient(circle at 50% 17%, rgba(25, 155, 255, .33), transparent 30%),
    radial-gradient(circle at 88% 86%, rgba(0, 220, 232, .16), transparent 29%),
    linear-gradient(145deg, var(--bg), var(--bg-deep));
}
.auth-screen::before { content: ""; position: fixed; width: min(62vw, 760px); aspect-ratio: 1; border: 1px solid color-mix(in srgb, var(--accent) 12%, transparent); border-radius: 50%; box-shadow: inset 0 0 80px color-mix(in srgb, var(--accent) 4%, transparent); pointer-events: none; }
.auth-card { position: relative; width: min(100%, 440px); padding: 28px; border-radius: 26px; overflow: hidden; }
.auth-card::after { content: ""; position: absolute; right: -120px; bottom: -150px; width: 270px; height: 270px; border: 42px solid color-mix(in srgb, var(--accent) 5%, transparent); border-radius: 50%; pointer-events: none; }
.auth-card > * { position: relative; z-index: 1; }
.auth-toolbar { display: flex; justify-content: flex-end; margin-bottom: 10px; }
.auth-card h1 { margin: 18px 0 5px; font-size: 1.8rem; letter-spacing: -.045em; }
.auth-card > p { margin: 0 0 22px; color: var(--muted); }
.auth-card .primary { width: 100%; margin-top: 2px; }
.auth-card .auth-switch { margin: 16px 0 0; font-size: .83rem; }
.auth-card .auth-result { color: var(--muted); }
.auth-switch .text-button { padding: 2px 0; }
.account-identity { margin: 8px 0 15px; }
.admin-invite { margin-top: 20px; padding-top: 18px; border-top: 1px solid var(--line); }
.admin-invite p { margin: 5px 0 12px; }
#invitationResult { max-width: 540px; margin-top: 13px; }

.featured-messages { display: grid; gap: 10px; }
.featured-card { display: flex; align-items: flex-start; gap: 13px; padding: 14px 16px; border-radius: 17px; border-left: 3px solid var(--accent); box-shadow: inset 0 1px 0 rgba(255,255,255,.06), 0 12px 32px rgba(0, 20, 65, .1); }
.featured-card.reminder { border-left-color: var(--link); }
.featured-icon { flex: none; font-size: 1.25rem; line-height: 1.25; }
.featured-card > div { min-width: 0; flex: 1; }
.featured-card p, .inbox-message p, .message-preview p { white-space: pre-wrap; overflow-wrap: anywhere; }
.featured-card p { margin: 4px 0 0; font-size: .87rem; }
.featured-card .text-button { padding: 0 5px; }

.plan-dialog, .utility-dialog { color: var(--ink); border-radius: 24px; }
.plan-dialog { width: min(92vw, 480px); padding: 25px; }
.utility-dialog { width: min(94vw, 590px); max-height: 86vh; padding: 23px; overflow: auto; }
.plan-dialog::backdrop, .utility-dialog::backdrop { background: var(--backdrop); backdrop-filter: blur(8px); }
.plan-dialog h2 { margin: 5px 0; }
.plan-dialog p { margin: 3px 0 17px; }
.plan-dialog fieldset { margin: 0; padding: 0; border: 0; }
.plan-dialog legend { margin-bottom: 10px; font-weight: 780; }
.choice { display: flex; align-items: flex-start; gap: 11px; margin-bottom: 8px; padding: 13px; border: 1px solid var(--line); border-radius: 14px; background: var(--surface-soft); cursor: pointer; }
.choice:hover { border-color: var(--line-strong); }
.choice input { margin-top: 5px; }
.choice small { display: block; color: var(--muted); }
.dialog-note { padding: 11px; border-radius: 12px; background: var(--amber-bg); color: var(--amber-ink); font-size: .78rem; }
.dialog-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 18px; }
.dialog-heading { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; padding-bottom: 12px; border-bottom: 1px solid var(--line); }
.dialog-heading h2 { margin: 3px 0 0; }
.messages-list { display: grid; margin: 7px 0 18px; }
.inbox-message { display: flex; gap: 11px; padding: 14px 5px; border-bottom: 1px solid var(--line); }
.inbox-message > span { flex: none; font-size: 1.2rem; }
.inbox-message > div { min-width: 0; flex: 1; }
.inbox-message.is-unread { padding-left: 10px; border-left: 3px solid var(--accent); background: linear-gradient(90deg, color-mix(in srgb, var(--accent) 8%, transparent), transparent 72%); }
.inbox-message.is-read { opacity: .76; }
.inbox-message p { margin: 5px 0 2px; font-size: .87rem; }
.inbox-heading { display: flex; justify-content: space-between; align-items: baseline; gap: 8px; }
.inbox-heading time { flex: none; color: var(--muted); font-size: .7rem; }
.inbox-message .text-button { padding: 5px 0; }

.profile-preview { display: flex; align-items: center; gap: 14px; margin: 18px 0; }
.profile-preview strong { display: block; }
.profile-preview p { margin: 2px 0 5px; font-size: .79rem; }
.profile-avatar-preview { display: grid; place-items: center; width: 66px; height: 66px; flex: none; overflow: hidden; border: 1px solid var(--line-strong); border-radius: 50%; background: linear-gradient(145deg, var(--accent), var(--accent-2)); color: #fff; box-shadow: var(--glow); font-size: 1.05rem; font-weight: 850; }
.profile-avatar-preview img { width: 100%; height: 100%; object-fit: cover; }
.profile-badge { display: inline-block; padding: 3px 8px; border: 1px solid currentColor; border-radius: 999px; background: var(--blue-bg); color: var(--blue-ink); font-size: .65rem; font-weight: 830; }
.profile-badge[data-tone="green"] { background: var(--green-bg); color: var(--green-ink); }
.profile-badge[data-tone="orange"] { background: var(--amber-bg); color: var(--amber-ink); }
.profile-photo { margin: 18px 0; padding-top: 16px; border-top: 1px solid var(--line); }
.profile-photo label { display: block; margin-bottom: 8px; font-weight: 750; }
.profile-photo p { margin: 5px 0; font-size: .76rem; }
.profile-photo .text-button { padding-left: 0; }
.profile-logout { margin-top: 20px; padding-top: 17px; border-top: 1px solid var(--line); }
.profile-logout .text-button { width: 100%; padding: 11px 14px; border: 1px solid currentColor; }

.admin-panel { margin-top: 4px; }
.activity-groups { display: grid; gap: 12px; margin-top: 15px; }
.activity-toolbar, .activity-controls { display: flex; align-items: center; justify-content: space-between; gap: 10px; flex-wrap: wrap; }
.activity-toolbar p { margin: 4px 0; }
.activity-group { padding: 12px 14px; border: 1px solid var(--line); border-radius: 15px; background: var(--surface-soft); }
.activity-group > summary { display: flex; justify-content: space-between; align-items: center; gap: 10px; cursor: pointer; }
.activity-group > summary strong { overflow-wrap: anywhere; }
.activity-group > summary span { color: var(--muted); font-size: .75rem; white-space: nowrap; }
.activity-group .check { margin: 12px 0 6px; font-weight: 750; }
.activity-event { display: flex; justify-content: space-between; align-items: flex-start; gap: 10px; padding: 9px 0; border-top: 1px solid var(--line); font-size: .78rem; }
.activity-event > div { min-width: 0; overflow-wrap: anywhere; }
.activity-event strong, .activity-event small { display: block; }
.activity-event small { margin-top: 3px; color: var(--muted); }
.activity-types { margin-top: 16px; padding-top: 15px; border-top: 1px solid var(--line); }
.activity-types > summary { cursor: pointer; font-weight: 750; }
.activity-kind-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 9px 14px; margin-top: 13px; }
.activity-kind-grid .check { font-size: .82rem; }

.admin-grid { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1fr); gap: 28px; }
.message-compose { max-width: 700px; }
.message-compose textarea { min-height: 105px; resize: vertical; }
.emoji-row { display: flex; align-items: center; gap: 6px; }
.emoji-row button { padding: 6px 9px; border-color: var(--line); background: var(--surface-soft); }
.emoji-row span { margin-left: auto; color: var(--muted); font-size: .72rem; }
.admin-options { display: grid; gap: 7px; }
.message-preview { min-height: 82px; padding: 12px 14px; border-left: 3px solid var(--accent); border-radius: 12px; background: var(--surface-soft); }
.message-preview p { margin: 6px 0 0; }

.users-page-layout { display: grid; grid-template-columns: minmax(280px, 340px) minmax(0,1fr); align-items: start; gap: 20px; }
.users-page-layout > * { min-width: 0; }
.users-page-layout h2 { margin: 0 0 14px; }
.users-list-panel { position: sticky; top: 156px; }
.admin-user-page { scroll-margin-top: 158px; }
.admin-users { display: grid; gap: 10px; max-height: 680px; margin-top: 12px; overflow: auto; }
.admin-user { padding: 13px; border: 1px solid var(--line); border-radius: 15px; background: var(--surface-soft); }
.admin-user-main { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.admin-user-main strong, .admin-user p { overflow-wrap: anywhere; }
.admin-user p { margin: 4px 0; font-size: .75rem; }
.admin-user-content { margin-top: 17px; }
.admin-user-picker { max-width: 450px; }
.admin-user-head { display: flex; align-items: center; gap: 15px; margin-bottom: 17px; }
.admin-user-head img, .admin-user-head .avatar-placeholder { width: 66px; height: 66px; object-fit: cover; border: 1px solid var(--line-strong); border-radius: 50%; }
.admin-user-head .avatar-placeholder { display: grid; place-items: center; background: linear-gradient(145deg, var(--accent), var(--accent-2)); color: #fff; font-weight: 850; }
.admin-user-head h3 { margin: 0 0 4px; }
.admin-user-head p { margin: 2px 0; font-size: .79rem; }
.admin-user-sections { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 16px; }
.admin-user-section { min-width: 0; padding: 15px; border: 1px solid var(--line); border-radius: 17px; background: var(--surface-soft); }
.admin-user-section h3, .admin-user-section h4 { margin: 0 0 11px; }
.admin-user-section .stack { gap: 10px; }
.admin-user-section input[type=file] { max-width: 100%; }
.admin-user-section .list-item { padding: 11px; }
.admin-user-section .list-item p { margin: 3px 0; font-size: .77rem; }
.admin-user-section .row { margin-top: 10px; }
.admin-user-section .history { max-height: 320px; }
.admin-user-section.wide { grid-column: 1 / -1; }
.badge-editor { display: grid; grid-template-columns: minmax(90px,1fr) 100px auto; gap: 6px; margin-top: 10px; }
.badge-editor input, .badge-editor select { min-width: 0; }
.users-list-panel .badge-editor { grid-template-columns: repeat(2,minmax(0,1fr)); }
.users-list-panel .badge-editor button { grid-column: 1 / -1; }
.app-version { margin: 25px 0 6px; color: var(--muted); font-size: .69rem; font-weight: 680; text-align: center; letter-spacing: .06em; }

@media (max-width: 1180px) {
  .week-grid { grid-template-columns: repeat(7, 170px); padding-bottom: 6px; overflow-x: auto; }
  .section-nav-inner { justify-content: flex-start; }
}
@media (max-width: 950px) {
  .users-page-layout { grid-template-columns: 1fr; }
  .users-list-panel { position: static; }
  .admin-users { max-height: 400px; }
}
@media (max-width: 850px) { .admin-grid { grid-template-columns: 1fr; } }
@media (max-width: 700px) {
  body::before { opacity: .2; }
  .topbar-inner { min-height: 68px; padding: 8px 14px; }
  .brand-logo { width: 46px; height: 46px; }
  .brand span { display: none; }
  .topbar-actions { gap: 6px; }
  .topbar-actions .connection { display: none; }
  .header-icon, .header-avatar { width: 39px; height: 39px; }
  .topbar-actions .theme-toggle { width: 39px; min-height: 39px; padding: 0; overflow: hidden; font-size: 0; }
  .topbar-actions .theme-toggle::before { content: "☾"; font-size: 1rem; }
  :root[data-theme="dark"] .topbar-actions .theme-toggle::before { content: "☀"; }
  .section-nav { position: fixed; top: auto; right: 10px; bottom: 10px; left: 10px; z-index: 45; border: 1px solid var(--line); border-radius: 19px; background: color-mix(in srgb, var(--surface-strong) 93%, transparent); box-shadow: var(--shadow); }
  .section-nav-inner { justify-content: flex-start; padding: 6px; }
  .section-nav button { flex: 1 0 auto; min-width: 78px; min-height: 50px; padding: 0 10px; border-radius: 14px; font-size: .72rem; }
  .section-nav button.active::after { right: 13px; bottom: 2px; left: 13px; height: 2px; }
  .shell { padding: 28px 14px 106px; gap: 17px; }
  .app-view { gap: 16px; }
  .intro { align-items: flex-start; flex-direction: column; gap: 18px; }
  .intro h1 { font-size: 2.25rem; }
  .intro-actions { width: 100%; }
  .intro-actions button { flex: 1 1 145px; }
  .view-heading h1 { font-size: 2.2rem; }
  .panel { padding: 17px; border-radius: 20px; }
  .calendar-head { align-items: flex-start; flex-direction: column; gap: 12px; }
  .week-controls { justify-content: space-between; margin-top: 13px; }
  .day-strip { display: flex; gap: 6px; overflow-x: auto; scrollbar-width: none; }
  .day-strip::-webkit-scrollbar { display: none; }
  .day-tab { flex: 0 0 74px; padding: 8px 6px; }
  .week-grid { display: block; padding: 0; overflow: visible; }
  .day-column { display: none; min-height: 130px; }
  .day-column.selected { display: block; }
  .day-column h3 { display: none; }
  .toast { right: 14px; bottom: 82px; left: 14px; max-width: none; }
  .lower-grid, .settings-content, .admin-user-sections { grid-template-columns: 1fr; }
  .activity-kind-grid { grid-template-columns: 1fr; }
  .booking-note p { font-size: .8rem; }
  .admin-user-section.wide { grid-column: auto; }
}
@media (max-width: 480px) {
  .auth-screen { padding: 14px; }
  .auth-card { padding: 21px; border-radius: 22px; }
  .auth-logo { width: 72px; height: 72px; }
  .intro h1, .view-heading h1 { font-size: 2rem; }
  .section-head h2 { font-size: 1.04rem; }
  .list-item { flex-direction: column; }
  .rule-actions { width: 100%; align-items: stretch; flex-direction: row; justify-content: space-between; }
  .badge-editor { grid-template-columns: 1fr 88px; }
  .badge-editor button { grid-column: 1 / -1; }
  .dialog-actions { flex-wrap: wrap; }
  .dialog-actions button { flex: 1 1 auto; }
  .activity-group > summary { align-items: flex-start; flex-direction: column; }
}