:root {
  color-scheme: light;
  --page: #f5f5f7;
  --surface: #ffffff;
  --surface-elevated: rgba(255, 255, 255, 0.66);
  --surface-thick: rgba(255, 255, 255, 0.84);
  --surface-ultrathin: rgba(255, 255, 255, 0.50);
  --control-surface: rgba(255, 255, 255, 0.74);
  --card-surface: rgba(255, 255, 255, 0.80);
  --calendar-surface: rgba(255, 255, 255, 0.95);
  --panel-glass: rgba(246, 249, 255, 0.56);
  --panel-sheen: rgba(255, 255, 255, 0.42);
  --panel-backdrop-brightness: 1.04;
  --glass-highlight: rgba(255, 255, 255, 0.72);
  --glass-edge: rgba(255, 255, 255, 0.48);
  --fill: rgba(118, 118, 128, 0.10);
  --fill-hover: rgba(118, 118, 128, 0.16);
  --fill-pressed: rgba(118, 118, 128, 0.22);
  --text: #1d1d1f;
  --secondary: #6e6e73;
  --tertiary: #8e8e93;
  --separator: rgba(60, 60, 67, 0.14);
  --separator-strong: rgba(60, 60, 67, 0.24);
  --blue: #007aff;
  --blue-pressed: #0066d6;
  --own: #007aff;
  --external: #5856d6;
  --tv: #e62e5c;
  --radio: #e88700;
  --website: #1a9b58;
  --vk: #168fc2;
  --success: #248a3d;
  --warning: #c66b00;
  --error: #d70015;
  --focus: #007aff;
  --calendar-shadow: 0 1px 2px rgba(0, 0, 0, 0.04), 0 18px 50px rgba(0, 0, 0, 0.07);
  --floating-shadow: 0 18px 60px rgba(0, 0, 0, 0.18), 0 2px 10px rgba(0, 0, 0, 0.08);
  font: 100%/1.47 -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", system-ui, sans-serif;
  font-optical-sizing: auto;
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --page: #111113;
  --surface: #1c1c1e;
  --surface-elevated: rgba(35, 35, 38, 0.64);
  --surface-thick: rgba(35, 35, 38, 0.84);
  --surface-ultrathin: rgba(42, 42, 45, 0.48);
  --control-surface: rgba(48, 48, 52, 0.76);
  --card-surface: rgba(35, 35, 38, 0.82);
  --calendar-surface: rgba(28, 28, 30, 0.95);
  --panel-glass: rgba(29, 29, 33, 0.58);
  --panel-sheen: rgba(255, 255, 255, 0.075);
  --panel-backdrop-brightness: 0.88;
  --glass-highlight: rgba(255, 255, 255, 0.12);
  --glass-edge: rgba(255, 255, 255, 0.09);
  --fill: rgba(118, 118, 128, 0.18);
  --fill-hover: rgba(118, 118, 128, 0.26);
  --fill-pressed: rgba(118, 118, 128, 0.34);
  --text: #f5f5f7;
  --secondary: #aeaeb2;
  --tertiary: #8e8e93;
  --separator: rgba(84, 84, 88, 0.44);
  --separator-strong: rgba(110, 110, 115, 0.62);
  --blue: #0a84ff;
  --blue-pressed: #409cff;
  --own: #0a84ff;
  --external: #7d7aff;
  --tv: #ff4f78;
  --radio: #ff9f0a;
  --website: #30c66b;
  --vk: #5ac8ed;
  --success: #30d158;
  --warning: #ff9f0a;
  --error: #ff453a;
  --focus: #0a84ff;
  --calendar-shadow: 0 1px 0 rgba(255, 255, 255, 0.04), 0 22px 54px rgba(0, 0, 0, 0.28);
  --floating-shadow: 0 24px 70px rgba(0, 0, 0, 0.56), 0 2px 10px rgba(0, 0, 0, 0.34);
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { min-height: 100%; }
html { background: var(--page); }
body {
  margin: 0;
  background:
    radial-gradient(58rem 34rem at -8% -12%, color-mix(in srgb, var(--blue) 10%, transparent), transparent 68%),
    radial-gradient(48rem 28rem at 104% 2%, color-mix(in srgb, var(--tv) 6%, transparent), transparent 72%),
    var(--page);
  background-attachment: fixed;
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  transition: background-color 240ms ease-out, color 240ms ease-out;
}
button, input, textarea, select { font: inherit; color: inherit; }
button, summary { -webkit-tap-highlight-color: transparent; }
button { touch-action: manipulation; }
:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--focus) 56%, transparent);
  outline-offset: 2px;
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.muted { color: var(--secondary); }
.eyebrow {
  margin: 0;
  color: var(--secondary);
  font-size: 0.6875rem;
  font-weight: 650;
  letter-spacing: 0.055em;
  line-height: 1.2;
  text-transform: uppercase;
}
.ui-icon {
  display: block;
  flex: 0 0 auto;
  width: 1.125rem;
  height: 1.125rem;
}

/* Controls */
.button,
.icon-button,
.month-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  min-height: 2.25rem;
  padding: 0.43rem 0.78rem;
  border: 1px solid transparent;
  border-radius: 0.625rem;
  background: var(--fill);
  color: var(--text);
  cursor: pointer;
  font-size: 0.8125rem;
  font-weight: 590;
  line-height: 1;
  white-space: nowrap;
  transition: background-color 120ms ease-out, border-color 120ms ease-out, color 120ms ease-out, transform 100ms ease-out, box-shadow 120ms ease-out;
}
.button:active,
.icon-button:active,
.month-button:active,
.avatar:active {
  transform: scale(0.96);
  transition-duration: 70ms;
}
.button:disabled { opacity: 0.48; cursor: wait; }
.button-primary {
  border-color: color-mix(in srgb, var(--blue) 88%, black);
  background: var(--blue);
  color: #fff;
  box-shadow: inset 0 1px rgba(255, 255, 255, 0.18), 0 1px 2px rgba(0, 74, 173, 0.18);
}
.button-primary:active { background: var(--blue-pressed); }
.button-quiet { background: transparent; color: var(--blue); }
.button-compact { min-height: 2rem; padding: 0.35rem 0.62rem; }
.button-full { width: 100%; min-height: 2.75rem; }
.button-icon-label .ui-icon { width: 1rem; height: 1rem; }
.icon-button {
  width: 2.25rem;
  padding: 0;
  border-radius: 50%;
}
.month-button {
  min-width: 10rem;
  border-radius: 0;
  background: transparent;
  text-transform: capitalize;
}
@media (hover: hover) {
  .button:hover, .icon-button:hover, .month-button:hover { background: var(--fill-hover); }
  .button-primary:hover { background: color-mix(in srgb, var(--blue) 90%, white); }
  .button-quiet:hover { background: color-mix(in srgb, var(--blue) 10%, transparent); }
}

/* App mark */
.brand-mark {
  display: grid;
  flex: 0 0 auto;
  place-items: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 0.8rem;
  background: linear-gradient(155deg, #248cff 0%, #0066e6 100%);
  color: #fff;
  box-shadow: inset 0 1px rgba(255, 255, 255, 0.28), 0 3px 10px rgba(0, 89, 214, 0.22);
}
.brand-mark .ui-icon { width: 1.35rem; height: 1.35rem; stroke-width: 1.7; }
.brand-mark-large {
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 1.1rem;
}
.brand-mark-large .ui-icon { width: 1.85rem; height: 1.85rem; }

/* Login and state */
.welcome-shell {
  min-height: 100vh;
  min-height: 100svh;
  display: grid;
  place-items: center;
  padding: max(1.25rem, env(safe-area-inset-top)) max(1.25rem, env(safe-area-inset-right)) max(1.25rem, env(safe-area-inset-bottom)) max(1.25rem, env(safe-area-inset-left));
  background:
    radial-gradient(circle at 50% 6%, color-mix(in srgb, var(--blue) 7%, transparent), transparent 31rem),
    var(--page);
}
.login-card {
  width: min(100%, 27rem);
  padding: clamp(1.75rem, 6vw, 2.75rem);
  border: 1px solid color-mix(in srgb, var(--glass-edge) 74%, var(--separator));
  border-radius: 1.75rem;
  background: var(--surface-elevated);
  box-shadow: var(--calendar-shadow), inset 0 1px var(--glass-highlight);
  backdrop-filter: blur(42px) saturate(175%);
  -webkit-backdrop-filter: blur(42px) saturate(175%);
}
.login-card > .brand-mark { margin-bottom: 2rem; }
.login-card h1 {
  margin: 0.55rem 0 0.55rem;
  font-size: clamp(1.9rem, 7vw, 2.35rem);
  font-weight: 720;
  letter-spacing: -0.042em;
  line-height: 1.02;
}
.login-intro {
  max-width: 21rem;
  margin: 0;
  color: var(--secondary);
  font-size: 0.9375rem;
  line-height: 1.5;
}
.auth-form { display: grid; gap: 0.95rem; margin-top: 1.75rem; }
.auth-form label,
.field {
  display: grid;
  gap: 0.38rem;
  color: var(--secondary);
  font-size: 0.75rem;
  font-weight: 590;
  letter-spacing: 0.005em;
}
input, textarea, select {
  width: 100%;
  border: 1px solid transparent;
  border-radius: 0.72rem;
  background: var(--fill);
  padding: 0.68rem 0.78rem;
  font-size: 0.875rem;
  line-height: 1.4;
  outline: 0;
  transition: background-color 120ms ease-out, border-color 120ms ease-out, box-shadow 120ms ease-out;
}
textarea { resize: vertical; }
input:hover, textarea:hover, select:hover { background: var(--fill-hover); }
input:focus, textarea:focus, select:focus {
  border-color: color-mix(in srgb, var(--focus) 72%, transparent);
  background: var(--surface);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--focus) 14%, transparent);
}
.form-error {
  margin: 0;
  padding: 0.65rem 0.75rem;
  border-radius: 0.7rem;
  background: color-mix(in srgb, var(--error) 10%, transparent);
  color: var(--error);
  font-size: 0.8125rem;
}
.login-footnote {
  margin: 1.25rem 0 -0.35rem;
  color: var(--tertiary);
  font-size: 0.6875rem;
  text-align: center;
}
.state-page {
  min-height: 100vh;
  min-height: 100svh;
  display: grid;
  align-content: center;
  justify-items: start;
  max-width: 41rem;
  margin: auto;
  padding: 2rem;
}
.state-page .brand-mark { margin-bottom: 2rem; }
.state-page h1 {
  margin: 0.55rem 0;
  font-size: clamp(2.25rem, 7vw, 4rem);
  font-weight: 720;
  letter-spacing: -0.05em;
  line-height: 0.98;
}
.state-page > p:not(.eyebrow) { max-width: 34rem; color: var(--secondary); }
.state-page .button { margin-top: 1rem; text-decoration: none; }

/* Calendar chrome */
.calendar-app {
  min-height: 100vh;
  padding: 1rem clamp(1rem, 1.7vw, 1.75rem) 1.75rem;
}
.topbar {
  position: sticky;
  top: 0.75rem;
  z-index: 30;
  display: grid;
  grid-template-columns: minmax(13rem, 1fr) auto minmax(27rem, 1.4fr);
  align-items: center;
  gap: 1rem;
  min-height: 4.25rem;
  margin-bottom: 0.55rem;
  padding: 0.68rem 0.75rem;
  border: 1px solid color-mix(in srgb, var(--glass-edge) 76%, var(--separator));
  border-radius: 1.35rem;
  background: linear-gradient(180deg, color-mix(in srgb, var(--glass-highlight) 18%, var(--surface-elevated)), var(--surface-elevated));
  box-shadow: 0 9px 30px rgba(0, 0, 0, 0.09), inset 0 1px var(--glass-highlight);
  backdrop-filter: blur(38px) saturate(190%);
  -webkit-backdrop-filter: blur(38px) saturate(190%);
  transition: background-color 240ms ease-out, border-color 240ms ease-out, box-shadow 240ms ease-out;
}
.calendar-identity { display: flex; align-items: center; gap: 0.72rem; min-width: 0; }
.identity-copy { min-width: 0; }
.calendar-identity p {
  margin: 0 0 0.1rem;
  color: var(--secondary);
  font-size: 0.625rem;
  font-weight: 620;
  letter-spacing: 0.035em;
  text-transform: uppercase;
}
.calendar-identity h1 {
  max-width: 100%;
  margin: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 1rem;
  font-weight: 680;
  letter-spacing: -0.018em;
  line-height: 1.2;
}
.month-navigation,
.top-actions { display: flex; align-items: center; gap: 0.42rem; }
.month-navigation { justify-content: center; }
.navigation-cluster {
  display: flex;
  align-items: center;
  padding: 0.1rem;
  border: 1px solid var(--separator);
  border-radius: 0.82rem;
  background: var(--control-surface);
  box-shadow: inset 0 1px color-mix(in srgb, var(--glass-highlight) 52%, transparent);
}
.navigation-cluster .icon-button { width: 2rem; min-height: 2rem; background: transparent; }
.top-actions { justify-content: flex-end; min-width: 0; }
.search-field {
  display: flex;
  flex: 1 1 11rem;
  align-items: center;
  gap: 0.45rem;
  width: clamp(9rem, 13vw, 14rem);
  height: 2.25rem;
  padding: 0 0.68rem;
  border: 1px solid transparent;
  border-radius: 0.72rem;
  background: var(--control-surface);
  color: var(--secondary);
  transition: background-color 120ms ease-out, border-color 120ms ease-out, box-shadow 120ms ease-out;
}
.search-field:focus-within {
  border-color: color-mix(in srgb, var(--focus) 58%, transparent);
  background: var(--surface);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--focus) 12%, transparent);
}
.search-field .ui-icon { width: 0.95rem; height: 0.95rem; }
.search-field input {
  min-width: 0;
  height: 100%;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  font-size: 0.8rem;
}
.search-field input:hover,
.search-field input:focus { background: transparent; box-shadow: none; }
.top-actions b {
  display: grid;
  place-items: center;
  min-width: 1.1rem;
  height: 1.1rem;
  padding: 0 0.2rem;
  border-radius: 99px;
  background: var(--blue);
  color: #fff;
  font-size: 0.625rem;
  font-weight: 700;
}
.avatar {
  display: grid;
  place-items: center;
  width: 2.25rem;
  height: 2.25rem;
  border: 1px solid color-mix(in srgb, var(--blue) 16%, var(--separator));
  border-radius: 50%;
  background: color-mix(in srgb, var(--blue) 12%, var(--surface));
  color: var(--blue);
  cursor: pointer;
  font-size: 0.78rem;
  font-weight: 700;
  list-style: none;
  transition: transform 100ms ease-out, background-color 120ms ease-out;
}
.avatar-static { width: 2rem; height: 2rem; cursor: default; }
.user-menu { position: relative; }
.user-menu summary::-webkit-details-marker { display: none; }
.user-popover {
  position: absolute;
  z-index: 80;
  top: calc(100% + 0.65rem);
  right: 0;
  width: 16.5rem;
  padding: 0.48rem;
  border: 1px solid color-mix(in srgb, var(--glass-edge) 70%, var(--separator));
  border-radius: 1rem;
  background: var(--surface-thick);
  box-shadow: var(--floating-shadow), inset 0 1px var(--glass-highlight);
  backdrop-filter: blur(42px) saturate(185%);
  -webkit-backdrop-filter: blur(42px) saturate(185%);
  transform-origin: 92% 0;
  animation: materialize 170ms cubic-bezier(0.2, 0.8, 0.2, 1);
}
.user-popover-heading {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 0.3rem;
  padding: 0.45rem 0.5rem 0.7rem;
  border-bottom: 1px solid var(--separator);
  font-size: 0.8125rem;
}
.user-popover button {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  width: 100%;
  padding: 0.62rem 0.58rem;
  border: 0;
  border-radius: 0.62rem;
  background: transparent;
  cursor: pointer;
  font-size: 0.78rem;
  text-align: left;
}
.user-popover button .ui-icon { width: 1rem; height: 1rem; color: var(--secondary); }
@media (hover: hover) { .user-popover button:hover { background: var(--fill); } }
@keyframes materialize {
  from { opacity: 0; transform: scale(0.96); filter: blur(4px); }
  to { opacity: 1; transform: scale(1); filter: blur(0); }
}

/* Filters and legend */
.filters-panel {
  position: fixed;
  z-index: 70;
  top: 5.7rem;
  right: 8.5rem;
  width: min(23rem, calc(100vw - 2rem));
  padding: 1rem;
  border: 1px solid color-mix(in srgb, var(--glass-edge) 70%, var(--separator));
  border-radius: 1.15rem;
  background: var(--surface-elevated);
  box-shadow: var(--floating-shadow), inset 0 1px var(--glass-highlight);
  backdrop-filter: blur(44px) saturate(190%);
  -webkit-backdrop-filter: blur(44px) saturate(190%);
  transform-origin: 88% 0;
  animation: materialize 180ms cubic-bezier(0.2, 0.8, 0.2, 1);
}
.filters-panel header { display: flex; align-items: flex-start; justify-content: space-between; margin-bottom: 0.82rem; }
.filters-panel header > div { display: grid; gap: 0.25rem; }
.filters-panel header strong { font-size: 0.95rem; letter-spacing: -0.015em; }
.filters-panel header button {
  padding: 0.2rem;
  border: 0;
  background: transparent;
  color: var(--blue);
  cursor: pointer;
  font-size: 0.75rem;
}
.filters-panel > div {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.32rem;
  padding-top: 0.7rem;
  border-top: 1px solid var(--separator);
}
.filters-panel > div + div { margin-top: 0.7rem; }
.filters-panel label {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  min-height: 2rem;
  padding: 0.25rem 0.38rem;
  border-radius: 0.5rem;
  font-size: 0.75rem;
  cursor: pointer;
}
.filters-panel label:hover { background: var(--fill); }
.filters-panel input {
  width: 1rem;
  height: 1rem;
  margin: 0;
  padding: 0;
  accent-color: var(--blue);
  box-shadow: none;
}
.legend-bar {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  min-height: 2.5rem;
  padding: 0.25rem 0.35rem 0.62rem;
  overflow-x: auto;
  color: var(--secondary);
  font-size: 0.6875rem;
  font-weight: 550;
  white-space: nowrap;
  scrollbar-width: none;
}
.legend-bar::-webkit-scrollbar { display: none; }
.legend-bar span { display: flex; align-items: center; gap: 0.34rem; padding: 0.22rem 0.42rem; }
.legend-dot { display: inline-block; width: 0.48rem; height: 0.48rem; border-radius: 50%; background: currentColor; }
.type-own-channel { --accent: var(--own); }
.type-external-channel { --accent: var(--external); }
.type-tv { --accent: var(--tv); }
.type-radio { --accent: var(--radio); }
.type-website { --accent: var(--website); }
.type-vk { --accent: var(--vk); }
.legend-dot.type-own-channel { color: var(--own); }
.legend-dot.type-external-channel { color: var(--external); }
.legend-dot.type-tv { color: var(--tv); }
.legend-dot.type-radio { color: var(--radio); }
.legend-dot.type-website { color: var(--website); }
.legend-dot.type-vk { color: var(--vk); }

/* Calendar */
.calendar-surface {
  position: relative;
  min-height: 78vh;
  overflow: clip;
  border: 1px solid var(--separator);
  border-radius: 1.45rem;
  background: var(--calendar-surface);
  box-shadow: var(--calendar-shadow);
  backdrop-filter: blur(14px) saturate(125%);
  -webkit-backdrop-filter: blur(14px) saturate(125%);
  transition: opacity 180ms ease-out, transform 180ms ease-out;
}
.calendar-surface.is-loading { opacity: 0.56; pointer-events: none; }
.weekday-row {
  position: sticky;
  top: 5.65rem;
  z-index: 10;
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  min-height: 2.75rem;
  border-bottom: 0;
  background: var(--surface-ultrathin);
  box-shadow: 0 1px var(--separator), 0 10px 22px rgba(0, 0, 0, 0.035);
  backdrop-filter: blur(30px) saturate(175%);
  -webkit-backdrop-filter: blur(30px) saturate(175%);
}
.weekday-row div {
  display: flex;
  align-items: center;
  padding: 0.6rem 0.75rem;
  color: var(--secondary);
  font-size: 0.625rem;
  font-weight: 640;
  letter-spacing: 0.052em;
  text-transform: uppercase;
}
.weekday-row .weekend { color: color-mix(in srgb, var(--tv) 62%, var(--secondary)); }
.month-grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  grid-auto-rows: minmax(10.75rem, auto);
}
.calendar-day {
  position: relative;
  min-width: 0;
  padding: 0.58rem;
  border-right: 1px solid var(--separator);
  border-bottom: 1px solid var(--separator);
  background: var(--surface);
  transition: background-color 120ms ease-out, box-shadow 120ms ease-out;
}
.calendar-day:nth-child(7n) { border-right: 0; }
.calendar-day:nth-last-child(-n + 7) { border-bottom: 0; }
.calendar-day.is-adjacent { background: color-mix(in srgb, var(--page) 58%, var(--surface)); }
.calendar-day.is-adjacent .day-items { opacity: 0.55; }
.calendar-day.is-weekend:not(.is-adjacent) { background: color-mix(in srgb, var(--tv) 1.8%, var(--surface)); }
.calendar-day.is-drop-available { box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--blue) 15%, transparent); }
.calendar-day.is-drop-target {
  z-index: 2;
  background: color-mix(in srgb, var(--blue) 8%, var(--surface));
  box-shadow: inset 0 0 0 2px color-mix(in srgb, var(--blue) 62%, transparent);
}
.day-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 1.8rem;
  margin-bottom: 0.38rem;
  padding: 0 0.08rem;
}
.day-header time {
  display: grid;
  place-items: center;
  width: 1.78rem;
  height: 1.78rem;
  border-radius: 50%;
  color: var(--secondary);
  font-size: 0.75rem;
  font-weight: 620;
}
.is-today .day-header time {
  background: var(--blue);
  color: #fff;
  box-shadow: 0 2px 6px color-mix(in srgb, var(--blue) 28%, transparent);
}
.day-header span {
  color: var(--blue);
  font-size: 0.5625rem;
  font-weight: 680;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.day-items { display: grid; gap: 0.38rem; }
.day-add {
  position: absolute;
  right: 0.55rem;
  bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.25rem;
  min-height: 1.75rem;
  padding: 0.28rem 0.48rem;
  border: 0;
  border-radius: 0.55rem;
  background: var(--fill);
  color: var(--secondary);
  cursor: pointer;
  font-size: 0.625rem;
  font-weight: 600;
  opacity: 0;
  transform: translateY(3px);
  transition: opacity 120ms ease-out, transform 120ms ease-out, background-color 120ms ease-out;
}
.day-add .ui-icon { width: 0.8rem; height: 0.8rem; }
.calendar-day:hover .day-add,
.day-add:focus-visible { opacity: 1; transform: none; }

/* Media cards */
.media-card {
  --accent: var(--own);
  position: relative;
  display: grid;
  width: 100%;
  min-width: 0;
  gap: 0.24rem;
  padding: 0.46rem 0.5rem 0.48rem 0.58rem;
  overflow: hidden;
  border: 1px solid color-mix(in srgb, var(--accent) 23%, var(--separator));
  border-radius: 0.68rem;
  background: color-mix(in srgb, var(--accent) 10%, var(--card-surface));
  color: var(--text);
  text-align: left;
  box-shadow: 0 1px 1px rgba(0, 0, 0, 0.025);
  cursor: pointer;
  touch-action: manipulation;
  user-select: none;
  transform-origin: center;
  transition: box-shadow 130ms ease-out, border-color 130ms ease-out, background-color 130ms ease-out, opacity 120ms ease-out, transform 90ms ease-out;
}
.media-card.type-own-channel { --accent: var(--own); }
.media-card.type-external-channel { --accent: var(--external); }
.media-card.type-tv { --accent: var(--tv); }
.media-card.type-radio { --accent: var(--radio); }
.media-card.type-website { --accent: var(--website); }
.media-card.type-vk { --accent: var(--vk); }
.media-card.is-movable { cursor: grab; touch-action: none; }
.media-card:active,
.media-card.is-pressed { transform: scale(0.982); }
@media (hover: hover) {
  .media-card:hover {
    z-index: 1;
    border-color: color-mix(in srgb, var(--accent) 36%, var(--separator));
    background: color-mix(in srgb, var(--accent) 8%, var(--surface));
    box-shadow: 0 7px 18px rgba(0, 0, 0, 0.085);
  }
}
.media-card.is-movable:active,
.media-card.is-pressed { cursor: grabbing; }
.media-card.is-drag-source { opacity: 0.16; border-style: dashed; }
.media-card.is-overlay {
  opacity: 0.98;
  pointer-events: none;
  box-shadow: 0 18px 42px rgba(0, 0, 0, 0.22);
  will-change: transform;
}
.media-card.status-published {
  background: color-mix(in srgb, var(--success) 6%, var(--card-surface));
  border-color: var(--separator);
  box-shadow: none;
}
.media-card.status-cancelled {
  --accent: var(--tertiary);
  opacity: 0.58;
  filter: saturate(0.2);
  box-shadow: none;
}
.media-card.status-overdue { border-color: color-mix(in srgb, var(--warning) 42%, var(--separator)); }
.card-accent {
  position: absolute;
  top: 0.5rem;
  bottom: 0.5rem;
  left: 0;
  width: 0.19rem;
  border-radius: 0 99px 99px 0;
  background: var(--accent);
}
.card-topline,
.card-bottomline { display: flex; align-items: center; justify-content: space-between; gap: 0.35rem; min-width: 0; }
.card-topline { color: var(--accent); font-size: 0.58rem; font-weight: 650; }
.card-type { display: flex; align-items: center; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.card-type i {
  display: grid;
  flex: 0 0 auto;
  place-items: center;
  width: 1.25rem;
  height: 1.25rem;
  margin-right: 0.3rem;
  border-radius: 0.38rem;
  background: color-mix(in srgb, var(--accent) 13%, transparent);
  font-style: normal;
}
.card-type .ui-icon { width: 0.72rem; height: 0.72rem; stroke-width: 1.9; }
.card-topline time { color: var(--secondary); font-variant-numeric: tabular-nums; font-weight: 600; }
.card-title {
  display: -webkit-box;
  overflow: hidden;
  color: var(--text);
  font-size: clamp(0.69rem, 0.82vw, 0.775rem);
  font-weight: 660;
  letter-spacing: -0.008em;
  line-height: 1.27;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}
.card-bottomline { color: var(--tertiary); font-size: 0.56rem; }
.card-outlet { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.card-status { display: flex; flex: 0 0 auto; align-items: center; gap: 0.22rem; color: var(--secondary); font-weight: 590; }
.card-status::before { width: 0.34rem; height: 0.34rem; border-radius: 50%; background: currentColor; content: ""; }
.card-status .ui-icon { width: 0.65rem; height: 0.65rem; }
.status-overdue .card-status { color: var(--warning); }
.status-published .card-status { color: var(--success); }
.desktop-empty {
  position: absolute;
  inset: 4rem 0 auto;
  z-index: 5;
  display: grid;
  place-items: center;
  gap: 0.7rem;
  color: var(--secondary);
  font-size: 0.875rem;
  pointer-events: none;
}
.desktop-empty .button { pointer-events: auto; }
.mobile-agenda { display: none; }

/* Inspector and sheet */
.panel-scrim {
  position: fixed;
  inset: 0;
  z-index: 70;
  border: 0;
  background: rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
  cursor: default;
}
.item-panel {
  position: fixed;
  z-index: 80;
  top: 0.75rem;
  right: 0.75rem;
  bottom: 0.75rem;
  display: flex;
  flex-direction: column;
  width: min(31rem, calc(100vw - 1.5rem));
  overflow: hidden;
  border: 1px solid color-mix(in srgb, var(--glass-edge) 76%, var(--separator));
  border-radius: 1.55rem;
  background:
    linear-gradient(145deg, var(--panel-sheen), transparent 38%),
    var(--panel-glass);
  background-clip: padding-box;
  box-shadow: var(--floating-shadow), inset 0 1px var(--glass-highlight), inset 0 0 0 0.5px var(--glass-edge);
  backdrop-filter: blur(56px) saturate(210%) brightness(var(--panel-backdrop-brightness));
  -webkit-backdrop-filter: blur(56px) saturate(210%) brightness(var(--panel-backdrop-brightness));
  filter: blur(5px);
  opacity: 0.72;
  transform: translate3d(calc(100% + 1.5rem), 0, 0) scale(0.985);
  transition: transform 340ms cubic-bezier(0.2, 0.82, 0.2, 1), opacity 220ms ease-out, filter 220ms ease-out, background-color 240ms ease-out;
  will-change: transform;
}
.item-panel.is-open { filter: blur(0); opacity: 1; transform: translate3d(0, 0, 0) scale(1); }
.item-panel:focus { outline: none; }
.sheet-handle { display: none; }
.panel-header {
  display: flex;
  flex: 0 0 auto;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.35rem 1.35rem 0.95rem;
  background: linear-gradient(180deg, color-mix(in srgb, var(--panel-sheen) 34%, transparent), transparent);
}
.panel-header > div { min-width: 0; }
.panel-header h2 {
  margin: 0.35rem 0 0;
  overflow-wrap: anywhere;
  font-size: clamp(1.35rem, 3vw, 1.7rem);
  font-weight: 700;
  letter-spacing: -0.036em;
  line-height: 1.08;
}
.panel-close { flex: 0 0 auto; background: var(--fill); }
.panel-scroll {
  flex: 1;
  overflow: auto;
  padding: 0.2rem 1.35rem 1.6rem;
  overscroll-behavior: contain;
  scrollbar-width: thin;
}
.detail-hero {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin: 0.35rem 0 1.1rem;
  padding: 0.85rem;
  border: 1px solid color-mix(in srgb, var(--accent) 14%, var(--separator));
  border-radius: 1rem;
  background: color-mix(in srgb, var(--accent) 9%, var(--control-surface));
}
.detail-symbol {
  display: grid;
  flex: 0 0 auto;
  place-items: center;
  width: 2.55rem;
  height: 2.55rem;
  border-radius: 0.8rem;
  background: color-mix(in srgb, var(--accent) 14%, transparent);
  color: var(--accent);
}
.detail-symbol .ui-icon { width: 1.2rem; height: 1.2rem; }
.detail-hero-copy { display: grid; min-width: 0; }
.detail-hero-copy span { color: var(--accent); font-size: 0.6875rem; font-weight: 650; }
.detail-hero-copy strong { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 0.875rem; }
.detail-status {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 0.32rem;
  margin-left: auto;
  color: var(--secondary);
  font-size: 0.6875rem;
  font-weight: 620;
}
.detail-status::before { width: 0.42rem; height: 0.42rem; border-radius: 50%; background: currentColor; content: ""; }
.detail-status.status-published { color: var(--success); }
.detail-status.status-overdue { color: var(--warning); }
.detail-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.55rem;
  margin: 0 0 1.35rem;
}
.detail-facts > div {
  padding: 0.72rem 0.78rem;
  border: 1px solid var(--separator);
  border-radius: 0.82rem;
  background: var(--control-surface);
}
.detail-facts dt { color: var(--tertiary); font-size: 0.625rem; font-weight: 620; letter-spacing: 0.035em; text-transform: uppercase; }
.detail-facts dd { margin: 0.22rem 0 0; font-size: 0.8rem; font-weight: 610; }
.detail-section { margin: 1.25rem 0; }
.detail-section h3,
.move-alternative h3,
.history h3 { margin: 0 0 0.42rem; font-size: 0.75rem; font-weight: 670; }
.detail-section p { margin: 0; color: var(--secondary); font-size: 0.875rem; line-height: 1.62; white-space: pre-wrap; }
.internal-note {
  padding: 0.85rem;
  border: 1px solid color-mix(in srgb, var(--warning) 15%, transparent);
  border-radius: 0.9rem;
  background: color-mix(in srgb, var(--warning) 8%, var(--surface));
}
.publication-link {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.48rem;
  padding: 0.72rem;
  border-radius: 0.8rem;
  background: color-mix(in srgb, var(--blue) 10%, var(--surface));
  color: var(--blue);
  font-size: 0.8125rem;
  font-weight: 630;
  text-decoration: none;
}
.publication-link .ui-icon { width: 1rem; height: 1rem; }
.admin-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 0.48rem; margin: 1.4rem 0; padding-top: 1.1rem; border-top: 1px solid var(--separator); }
.admin-actions .button:first-child:last-child { grid-column: 1 / -1; }
.move-alternative { padding: 0.85rem; border: 1px solid var(--separator); border-radius: 0.9rem; background: var(--control-surface); }
.move-alternative > div { display: flex; gap: 0.45rem; }
.history { margin-top: 1.35rem; padding-top: 1.05rem; border-top: 1px solid var(--separator); }
.history ol { margin: 0; padding: 0; list-style: none; }
.history li {
  position: relative;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.05rem 0.5rem;
  margin-left: 0.35rem;
  padding: 0.55rem 0.2rem 0.55rem 1rem;
  border-left: 1px solid var(--separator);
  font-size: 0.75rem;
}
.history li::before { position: absolute; top: 0.88rem; left: -0.24rem; width: 0.42rem; height: 0.42rem; border: 2px solid var(--surface); border-radius: 50%; background: var(--tertiary); content: ""; }
.history time, .history small { color: var(--tertiary); }
.history small { grid-column: 1 / -1; }
.danger-action {
  width: 100%;
  margin-top: 1.25rem;
  padding: 0.65rem;
  border: 0;
  border-radius: 0.7rem;
  background: color-mix(in srgb, var(--error) 8%, transparent);
  color: var(--error);
  cursor: pointer;
  font-size: 0.75rem;
  font-weight: 620;
}

/* Forms */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0.9rem; }
.span-2 { grid-column: 1 / -1; }
.field-label { display: inline-flex; align-items: baseline; }
.required { margin-left: 0.18rem; color: var(--error); }
.field small { min-height: 0.8rem; color: var(--tertiary); font-weight: 480; }
.field small:not(:empty) { color: var(--error); }
.switch-row {
  display: flex;
  align-items: center;
  gap: 0.72rem;
  min-height: 3.75rem;
  padding: 0.72rem 0.8rem;
  border: 1px solid var(--separator);
  border-radius: 0.9rem;
  background: color-mix(in srgb, var(--surface) 60%, transparent);
  cursor: pointer;
}
.switch-row input {
  position: relative;
  flex: 0 0 auto;
  width: 2.55rem;
  height: 1.55rem;
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: 99px;
  background: var(--fill-pressed);
  box-shadow: none;
  appearance: none;
  transition: background-color 180ms ease-out;
}
.switch-row input::after {
  position: absolute;
  top: 0.15rem;
  left: 0.15rem;
  width: 1.25rem;
  height: 1.25rem;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.28);
  content: "";
  transition: transform 220ms cubic-bezier(0.2, 0.82, 0.2, 1);
}
.switch-row input:checked { background: var(--success); }
.switch-row input:checked::after { transform: translateX(1rem); }
.switch-row > span { display: grid; }
.switch-row strong { font-size: 0.8125rem; }
.switch-row small { color: var(--secondary); font-size: 0.6875rem; }
.inline-notice {
  margin: 0;
  padding: 0.62rem 0.72rem;
  border-radius: 0.68rem;
  background: color-mix(in srgb, var(--success) 10%, var(--surface));
  color: var(--success);
  font-size: 0.75rem;
}
.panel-actions {
  position: sticky;
  bottom: -1.6rem;
  display: flex;
  justify-content: flex-end;
  gap: 0.48rem;
  margin: 1.35rem -1.35rem -1.6rem;
  padding: 0.9rem 1.35rem max(1rem, env(safe-area-inset-bottom));
  background: linear-gradient(to bottom, transparent, var(--surface-thick) 26%);
  backdrop-filter: blur(28px) saturate(165%);
  -webkit-backdrop-filter: blur(28px) saturate(165%);
}
.toast {
  position: fixed;
  z-index: 100;
  bottom: max(1.25rem, env(safe-area-inset-bottom));
  left: 50%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  max-width: min(92vw, 34rem);
  padding: 0.72rem 0.82rem 0.72rem 0.92rem;
  border: 1px solid color-mix(in srgb, var(--glass-edge) 68%, var(--separator-strong));
  border-radius: 0.95rem;
  background: var(--surface-thick);
  box-shadow: var(--floating-shadow), inset 0 1px var(--glass-highlight);
  backdrop-filter: blur(38px) saturate(180%);
  -webkit-backdrop-filter: blur(38px) saturate(180%);
  font-size: 0.8rem;
  transform: translateX(-50%);
  animation: toast-in 220ms cubic-bezier(0.2, 0.82, 0.2, 1);
}
.toast span { display: flex; align-items: center; gap: 0.45rem; }
.toast span .ui-icon { width: 1rem; height: 1rem; color: var(--success); }
.toast-error span .ui-icon { color: var(--error); }
.toast button { padding: 0.38rem 0.5rem; border: 0; border-radius: 0.52rem; background: var(--blue); color: #fff; cursor: pointer; font-size: 0.7rem; font-weight: 650; }
@keyframes toast-in { from { opacity: 0; transform: translate(-50%, 0.75rem) scale(0.96); } to { opacity: 1; transform: translate(-50%, 0) scale(1); } }

@media (max-width: 1380px) {
  .topbar { grid-template-columns: minmax(12rem, 1fr) auto; }
  .top-actions { grid-column: 1 / -1; }
  .search-field { width: auto; max-width: none; }
  .public-link-button { margin-left: auto; }
  .weekday-row { top: 8.55rem; }
}

@media (max-width: 900px) {
  .calendar-app { padding: 0.65rem; }
  .topbar { top: 0.45rem; gap: 0.55rem; padding: 0.55rem; border-radius: 1.1rem; }
  .calendar-identity .brand-mark { display: none; }
  .month-navigation { justify-content: flex-end; }
  .top-actions { flex-wrap: wrap; }
  .search-field { order: 5; flex-basis: 100%; }
  .filters-panel { top: 8.6rem; right: 0.75rem; }
  .calendar-surface { min-height: calc(100vh - 10rem); border-radius: 1.1rem; }
  .weekday-row, .month-grid, .desktop-empty { display: none; }
  .mobile-agenda { display: grid; gap: 0.75rem; padding: 0.75rem; }
  .agenda-day {
    padding: 0.82rem;
    border: 1px solid var(--separator);
    border-radius: 1rem;
    background: color-mix(in srgb, var(--surface) 86%, var(--page));
  }
  .agenda-day.today { border-color: color-mix(in srgb, var(--blue) 45%, var(--separator)); box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--blue) 10%, transparent); }
  .agenda-day > header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 0.65rem; }
  .agenda-day > header div { display: flex; align-items: baseline; gap: 0.45rem; }
  .agenda-day > header span { color: var(--secondary); font-size: 0.72rem; text-transform: capitalize; }
  .agenda-day > header strong { font-size: 0.9rem; letter-spacing: -0.015em; }
  .agenda-day > div { display: grid; gap: 0.45rem; }
  .agenda-day .media-card { min-height: 4.35rem; padding: 0.62rem 0.68rem 0.62rem 0.76rem; }
  .agenda-day .card-title { font-size: 0.84rem; }
  .empty-state { display: grid; justify-items: center; padding: 3rem 1rem; color: var(--secondary); text-align: center; }
}

@media (max-width: 580px) {
  .calendar-app { padding: max(0.42rem, env(safe-area-inset-top)) max(0.42rem, env(safe-area-inset-right)) max(0.55rem, env(safe-area-inset-bottom)) max(0.42rem, env(safe-area-inset-left)); }
  .topbar { grid-template-columns: minmax(0, 1fr) auto; top: 0.35rem; margin-bottom: 0.4rem; }
  .calendar-identity p { display: none; }
  .calendar-identity h1 { font-size: 0.875rem; }
  .month-navigation { gap: 0.15rem; }
  .month-navigation > .button-compact { display: none; }
  .navigation-cluster .icon-button { width: 1.8rem; min-height: 1.9rem; }
  .navigation-cluster .ui-icon { width: 0.95rem; height: 0.95rem; }
  .month-button { min-width: 6.6rem; min-height: 1.9rem; padding: 0.3rem 0.2rem; font-size: 0.7rem; }
  .top-actions { display: grid; grid-template-columns: minmax(0, 1fr) repeat(4, 2.25rem); width: 100%; }
  .top-actions .search-field { grid-column: 1 / -1; grid-row: 2; width: 100%; }
  .top-actions .button-icon-label { width: 2.25rem; padding: 0; }
  .top-actions .button-icon-label span { display: none; }
  .top-actions .public-link-button { margin-left: 0; }
  .top-actions .user-menu { grid-column: -2 / -1; }
  .filters-panel { top: 8.25rem; right: 0.55rem; left: 0.55rem; width: auto; }
  .legend-bar { min-height: 2.25rem; padding-bottom: 0.48rem; }
  .calendar-surface { min-height: calc(100svh - 9.2rem); border-radius: 1rem; }
  .mobile-agenda { gap: 0.62rem; padding: 0.6rem; }
  .agenda-day { padding: 0.7rem; }
  .panel-scrim { backdrop-filter: blur(2px); -webkit-backdrop-filter: blur(2px); }
  .item-panel {
    --sheet-y: calc(100vh + 2rem);
    top: auto;
    right: 0.38rem;
    bottom: max(0.38rem, env(safe-area-inset-bottom));
    left: 0.38rem;
    width: auto;
    max-height: calc(100svh - max(0.76rem, env(safe-area-inset-top)) - max(0.76rem, env(safe-area-inset-bottom)));
    border-radius: 1.6rem;
    opacity: 1;
    filter: none;
    transform: translate3d(0, var(--sheet-y), 0);
    transition: none;
  }
  .item-panel.is-open { transform: translate3d(0, var(--sheet-y), 0); }
  .item-panel.is-dragging { user-select: none; }
  .sheet-handle { display: grid; flex: 0 0 auto; place-items: center; height: 1.1rem; padding-top: 0.36rem; touch-action: none; }
  .sheet-handle span { display: block; width: 2.25rem; height: 0.28rem; border-radius: 99px; background: var(--separator-strong); }
  .panel-header { padding: 0.72rem 1.1rem 0.78rem; touch-action: none; }
  .panel-header h2 { font-size: 1.42rem; }
  .panel-scroll { padding: 0.15rem 1.1rem 1.35rem; }
  .detail-facts { grid-template-columns: 1fr 1fr; }
  .detail-hero { align-items: flex-start; }
  .detail-status { margin-top: 0.25rem; }
  .form-grid { grid-template-columns: 1fr; }
  .span-2 { grid-column: auto; }
  .panel-actions { flex-direction: column-reverse; margin-right: -1.1rem; margin-left: -1.1rem; padding-right: 1.1rem; padding-left: 1.1rem; }
  .panel-actions .button { width: 100%; min-height: 2.6rem; }
  .toast { bottom: max(0.72rem, env(safe-area-inset-bottom)); width: calc(100vw - 1.2rem); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .media-card, .day-add { transform: none !important; }
}

@media (prefers-contrast: more) {
  :root { --separator: rgba(20, 20, 23, 0.62); --separator-strong: rgba(0, 0, 0, 0.86); }
  :root[data-theme="dark"] { --separator: rgba(238, 238, 242, 0.62); --separator-strong: rgba(255, 255, 255, 0.9); }
  .media-card, .topbar, .calendar-surface, .item-panel { border-width: 2px; }
  .media-card { background: var(--surface); }
}

@media (prefers-reduced-transparency: reduce) {
  .topbar, .item-panel, .panel-actions, .toast, .weekday-row, .filters-panel, .user-popover, .login-card, .calendar-surface {
    background: var(--surface) !important;
    background-image: none !important;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }
  .navigation-cluster, .search-field, .detail-facts > div, .move-alternative { background: var(--surface); }
  .media-card { background: color-mix(in srgb, var(--accent) 10%, var(--surface)); }
  .panel-scrim { backdrop-filter: none; -webkit-backdrop-filter: none; }
}

@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .item-panel { background: var(--surface-thick); }
}