:root {
  /* Тема: по умолчанию как в системе; профиль пользователя задаёт data-theme на <html>. */
  color-scheme: light dark;
  --bg: light-dark(#f3f8ff, #08111f);
  --surface: light-dark(#ffffff, #0e1a2d);
  --text: light-dark(#0a1a30, #e7f0fc);
  --muted: light-dark(#485d7c, #9bb2d0);
  --border: light-dark(#d3e4f8, #21334f);
  --border-strong: light-dark(#6a86ab, #6a8bb0);
  --accent: #0a68e0;
  --accent-text: #ffffff;
  --focus: light-dark(var(--accent), var(--text));
  --danger: light-dark(#b42318, #ff948b);
  --success: light-dark(#12683f, #6fd7a0);
  --success-bg: color-mix(in oklab, var(--success) 10%, var(--surface));
  --danger-bg: color-mix(in oklab, var(--danger) 10%, var(--surface));
  --accent-hover: color-mix(in srgb, var(--accent) 88%, black);
  --accent-active: color-mix(in srgb, var(--accent) 76%, black);
  --btn-highlight: light-dark(transparent, rgb(255 255 255 / 18%));
  --badge-bg: light-dark(oklch(94% 0.035 var(--hue, 250)), oklch(30% 0.06 var(--hue, 250)));
  --badge-fg: light-dark(oklch(45% 0.14 var(--hue, 250)), oklch(84% 0.11 var(--hue, 250)));
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --control-h: 3rem;
  --radius-sm: 12px;
  --radius: 18px;
  --radius-pill: 999px;
  --shadow-color: light-dark(rgb(10 40 90 / 8%), transparent);
  --shadow: 0 1px 2px var(--shadow-color), 0 4px 12px var(--shadow-color);
  --shadow-lg: 0 2px 4px var(--shadow-color), 0 16px 40px var(--shadow-color);
  --glow: color-mix(in oklab, var(--accent) 16%, transparent);
}
:root[data-theme="light"] { color-scheme: light; }
:root[data-theme="dark"] { color-scheme: dark; }

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.5 ui-rounded, "SF Pro Rounded", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

h1, h2 { text-wrap: balance; }
h1 { font-size: clamp(1.4rem, 1.1rem + 1.2vw, 1.9rem); margin: 0 0 1.25rem; }

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: var(--space-2) clamp(0.75rem, 4vw, 2rem);
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 20;
}
@media (max-height: 30rem) {
  .topbar { position: static; }
}

.brand { display: inline-flex; align-items: center; min-height: var(--control-h); }
.brand img { display: block; height: 2rem; width: auto; }
.logo-dark { display: none !important; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .logo-light { display: none !important; }
  :root:not([data-theme="light"]) .logo-dark { display: block !important; }
}
:root[data-theme="dark"] .logo-light { display: none !important; }
:root[data-theme="dark"] .logo-dark { display: block !important; }
.login-mark { display: block; width: 4rem; height: 4rem; margin: 0 auto var(--space-4); }

.usermenu { position: relative; }
.avatar {
  display: grid; place-items: center; list-style: none; cursor: pointer;
  width: var(--control-h); height: var(--control-h); border-radius: 50%;
  background: var(--accent); color: var(--accent-text); font-weight: 700; font-size: 1.1rem;
  user-select: none;
}
.avatar::-webkit-details-marker { display: none; }
.avatar:hover { background: var(--accent-hover); }
.avatar:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }
.menu-panel {
  position: absolute; inset-inline-end: 0; top: calc(100% + var(--space-2)); z-index: 10;
  min-width: min(14rem, calc(100vw - 1.5rem)); padding: var(--space-2);
  background: var(--surface); border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm); box-shadow: var(--shadow);
}
.menu-panel form { margin: 0; }
.menu-user { margin: 0; padding: var(--space-2) var(--space-3); color: var(--muted); font-size: 0.85rem; overflow-wrap: anywhere; border-bottom: 1px solid var(--border); margin-bottom: var(--space-1); }
.menu-item {
  display: flex; align-items: center; width: 100%; min-height: 2.75rem; padding: 0 var(--space-3);
  background: none; border: 0; border-radius: var(--space-2); color: var(--text);
  font: inherit; text-decoration: none; text-align: start; cursor: pointer;
}
.menu-item:hover { background: var(--border); }
.menu-item:focus-visible { outline: 2px solid var(--focus); outline-offset: -2px; }
.menu-item[aria-current="page"] { font-weight: 600; }

.container { scroll-margin-top: 4.5rem; max-width: 1100px; margin: 0 auto; padding: clamp(1rem, 4vw, 2.5rem); }

.grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 260px), 1fr));
  gap: 1rem;
}

.card {
  display: flex;
  align-items: center;
  gap: 1rem;
  height: 100%;
  padding: 1rem 1.1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  color: inherit;
  text-decoration: none;
  transition: transform 0.15s ease, border-color 0.15s ease;
}
.card:hover { transform: translateY(-2px); border-color: var(--border-strong); }
.card:active { transform: none; box-shadow: none; }
.ext { flex: none; margin-inline-start: auto; color: var(--muted); }
.card:focus-visible, .btn:focus-visible, .brand:focus-visible, input:focus-visible, select:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
}

.badge {
  flex: none;
  display: grid;
  place-items: center;
  width: 3rem;
  height: 3rem;
  border-radius: 14px;
  font-weight: 700;
  font-size: 1.2rem;
  background: var(--badge-bg);
  color: var(--badge-fg);
}

.card-body { display: flex; flex-direction: column; min-width: 0; }
.card-title { font-weight: 600; }
.card-text { color: var(--muted); font-size: 0.9rem; }

.empty { color: var(--muted); }
.empty-state { max-width: 40rem; padding: var(--space-6) var(--space-5); text-align: center; margin-inline: auto; background: var(--surface); border: 1px dashed var(--border); border-radius: var(--radius); }
.empty-state h2 { margin: 0 0 var(--space-2); font-size: 1.15rem; }
.empty-state p { margin: 0; color: var(--muted); text-wrap: pretty; }

.sr-only { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0; }
.skip-link { position: absolute; inset-inline-start: var(--space-2); top: -4rem; z-index: 10; padding: var(--space-2) var(--space-4); background: var(--accent); color: var(--accent-text); border-radius: var(--radius-sm); }
.skip-link:focus { top: var(--space-2); }
main:focus { outline: none; }

.messages { list-style: none; margin: 0 0 var(--space-4); padding: 0; display: grid; gap: var(--space-2); }
.message { padding: var(--space-3) var(--space-4); border: 1px solid var(--border-strong); border-radius: var(--radius-sm); background: var(--surface); }
.message.success { border-color: var(--success); background: var(--success-bg); }
.message.success::before { content: "\2713\00a0"; color: var(--success); font-weight: 700; }
.message.error { border-color: var(--danger); background: var(--danger-bg); }
.message.error::before { content: "\26A0\00a0"; color: var(--danger); }

.search { margin-bottom: var(--space-4); max-width: 24rem; }
.search[hidden] { display: none; }
.search input { width: 100%; min-height: var(--control-h); padding: var(--space-2) var(--space-3); font: inherit; color: var(--text); background: var(--surface); border: 1.5px solid var(--border-strong); border-radius: var(--radius-sm); }

.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: clamp(1.25rem, 4vw, 2rem);
}
.login, .profile { max-width: 400px; margin: 4vh auto 0; }
.profile { max-width: 36rem; }

/* Страница входа: без шапки, карточка по центру на мягком фоне. */
body:has(.login) {
  background:
    radial-gradient(60rem 36rem at 15% -10%, var(--glow), transparent 70%),
    radial-gradient(50rem 30rem at 100% 110%, var(--glow), transparent 70%),
    var(--bg);
  background-attachment: fixed;
}
body:has(.login) .topbar { display: none; }
body:has(.login) .container { min-height: 100dvh; display: grid; place-items: center; }
.login { width: 100%; margin: 0; padding: clamp(1.5rem, 6vw, 2.5rem); box-shadow: var(--shadow-lg); }
.login h1 { margin-bottom: var(--space-1); text-align: center; }
.login-hint { margin: var(--space-4) 0 0; text-align: center; font-size: .875rem; color: var(--muted); }
.login-lead { margin: 0 0 var(--space-5); text-align: center; color: var(--muted); text-wrap: balance; }
.login { animation: login-in 0.5s ease-out both; }
.login-mark { animation: mark-in 0.7s 0.1s cubic-bezier(0.2, 0.9, 0.3, 1.3) both; }
@keyframes login-in { from { opacity: 0; transform: translateY(0.75rem); } }
@keyframes mark-in { from { opacity: 0; transform: scale(0.8); } }
.password-wrap { position: relative; }
.password-wrap input { padding-right: var(--control-h); }
.password-toggle { position: absolute; inset-block: 0; right: 0; display: grid; place-items: center; width: var(--control-h); padding: 0; color: var(--muted); background: none; border: 0; border-radius: var(--radius-sm); cursor: pointer; }
.password-toggle:hover { color: var(--text); }
.password-toggle:focus-visible { outline: 2px solid var(--focus); outline-offset: -4px; }
.password-toggle svg { width: 1.4rem; height: 1.4rem; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.login .field:has(input[type="password"]) { margin-bottom: var(--space-5); }

fieldset { margin: 0 0 var(--space-5); padding: 0; border: 0; min-width: 0; }
legend { padding: 0; margin-bottom: var(--space-3); font-weight: 600; font-size: 1.05rem; }

.field { margin-bottom: var(--space-4); }
.field label, .field .label { display: block; margin-bottom: var(--space-1); font-size: 0.9rem; color: var(--muted); }
.field input:not([type="radio"]):not([type="checkbox"]), .field select {
  width: 100%;
  min-height: var(--control-h);
  padding: var(--space-2) var(--space-3);
  font: inherit;
  color: var(--text);
  background: var(--bg);
  border: 1.5px solid var(--border-strong);
  border-radius: var(--radius-sm);
}
.field input:focus-visible, .field select:focus-visible, .search input:focus-visible { border-color: var(--focus); }
.field [aria-invalid="true"] { border-color: var(--danger); }
.hint { margin: var(--space-1) 0 0; color: var(--muted); font-size: 0.85rem; text-wrap: pretty; }
.errorlist { list-style: none; margin: var(--space-1) 0 0; padding: 0; color: var(--danger); font-size: 0.9rem; }
.errorlist li::before { content: "\26A0\00a0"; }
.errorlist strong { font-weight: 600; }
.form-errors { margin-bottom: var(--space-4); padding: var(--space-3); border: 1px solid var(--danger); border-radius: var(--radius-sm); background: var(--danger-bg); }

.segmented { display: flex; flex-wrap: wrap; border: 1.5px solid var(--border-strong); border-radius: var(--radius-sm); background: var(--bg); padding: 2px; gap: 2px; }
.segmented label { position: relative; flex: 1 1 auto; margin: 0; }
.segmented input { position: absolute; inset: 0; opacity: 0; margin: 0; cursor: pointer; }
.segmented span { display: grid; place-items: center; min-height: calc(var(--control-h) - 6px); padding: 0 var(--space-3); border-radius: calc(var(--radius-sm) - 2px); color: var(--text); font-size: 0.95rem; text-align: center; }
.segmented label:has(:checked) span { background: var(--accent); color: var(--accent-text); font-weight: 600; }
.segmented label:has(:focus-visible) { outline: 2px solid var(--focus); outline-offset: 2px; border-radius: var(--radius-sm); }
.segmented label:hover span { background: color-mix(in oklab, var(--accent) 12%, transparent); }
.segmented label:has(:checked):hover span { background: var(--accent-hover); }

.actions { margin-top: 0; }
.save-status { margin: 0; min-height: 1.5em; font-size: 0.9rem; color: var(--muted); }
.save-status.is-error { color: var(--danger); }
.save-status.is-saved::before { content: "\2713\00a0"; color: var(--success); font-weight: 700; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: var(--control-h);
  padding: var(--space-2) var(--space-4);
  font: inherit;
  font-size: 0.9rem;
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  cursor: pointer;
  text-decoration: none;
}
.btn[hidden] { display: none; }
.btn { font-weight: 600; }
.btn-primary { background: var(--accent); color: var(--accent-text); box-shadow: inset 0 1px 0 var(--btn-highlight); }
.btn-primary:hover { background: var(--accent-hover); }
.btn-primary:active { background: var(--accent-active); }
.login .btn-primary { width: 100%; }
.control-row { display: flex; flex-wrap: wrap; gap: var(--space-2); align-items: stretch; }
.control-row input { flex: 1 1 12rem; min-width: 0; }
.control-row .btn { flex: none; }
.btn-sm { min-height: auto; padding: var(--space-2) var(--space-3); white-space: nowrap; }
.btn-ghost { background: transparent; color: var(--text); border-color: var(--border-strong); }
.btn-ghost:hover { border-color: var(--text); }

@media (max-width: 30rem) {
  .topbar { gap: var(--space-2); }
}

@media (prefers-contrast: more) {
  :root { --border: var(--border-strong); }
  .btn-primary { border-color: currentColor; }
}
@media (forced-colors: active) {
  .login-decor { display: none !important; }
  .field input, .field select, .search input, .segmented, .card, .btn { border: 1px solid CanvasText; }
  .segmented label:has(:checked) span { outline: 2px solid Highlight; outline-offset: -2px; background: transparent; color: CanvasText; }
  .field input:focus-visible, .btn:focus-visible { outline: 2px solid Highlight; }
}

/* Фон входа: два мягких блика с медленным дрейфом. */
.login { position: relative; z-index: 1; }
.login-decor { position: fixed; inset: 0; z-index: 0; overflow: hidden; pointer-events: none; }
.decor-aurora { position: absolute; width: 70vmax; height: 70vmax; border-radius: 50%; opacity: 0.9; will-change: transform; }
.decor-aurora.a { inset-block-start: -20vmax; inset-inline-start: -10vmax; background: radial-gradient(closest-side, color-mix(in oklab, var(--accent) 34%, transparent), transparent); animation: drift-a 28s ease-in-out infinite alternate; }
.decor-aurora.b { inset-block-end: -25vmax; inset-inline-end: -10vmax; background: radial-gradient(closest-side, color-mix(in oklab, oklch(0.75 0.14 190) 30%, transparent), transparent); animation: drift-b 34s ease-in-out infinite alternate; }
@keyframes drift-a { to { transform: translate(18vmax, 12vmax) scale(1.15); } }
@keyframes drift-b { to { transform: translate(-16vmax, -10vmax) scale(1.1); } }

@media (prefers-reduced-motion: reduce) {
  .decor-aurora { animation: none; }
  .login, .login-mark { animation: none; }
  .card { transition: none; }
  .card:hover { transform: none; }
}