/* Главный экран: режим, модель, глубина размышления и разделы. Основа — ui.css. */

.app-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin: 4px 0 18px;
}
.hero-copy { min-width: 0; }
.hero-copy .large-title { overflow-wrap: anywhere; }

/* ——— GPT / Claude ——— */
.engines { margin-bottom: 12px; }
:root[data-engine="claude"] .engines { --index: 1; }
.engines > button { min-height: 40px; }

.logo { width: 20px; height: 20px; flex: none; }
.logo-gpt {
  background: currentColor;
  -webkit-mask: url(./openai.svg) center / contain no-repeat;
  mask: url(./openai.svg) center / contain no-repeat;
}
img.logo-claude { object-fit: contain; }
.engines .logo { transition: filter 300ms var(--ease-out), opacity 300ms var(--ease-out); }
.engines button[aria-pressed="false"] .logo-claude { filter: grayscale(1); opacity: 0.55; }

/* ——— Строка подключения ——— */
.status-card {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 16px;
}
.engine-tile {
  position: relative;
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  flex: none;
  border-radius: 12px;
  background: var(--accent-soft);
  color: var(--accent-ink);
}
.engine-tile .logo {
  position: absolute;
  width: 24px;
  height: 24px;
  transition: opacity 260ms var(--ease-out), transform 520ms var(--spring);
}
.engine-tile .claude-art { opacity: 0; transform: scale(0.5) rotate(-40deg); }
:root[data-engine="claude"] .engine-tile .gpt-art { opacity: 0; transform: scale(0.5) rotate(40deg); }
:root[data-engine="claude"] .engine-tile .claude-art { opacity: 1; transform: none; }
.status-text { display: flex; flex-direction: column; flex: 1; min-width: 0; }
.status-caption { font-size: 13px; line-height: 18px; color: var(--hint); }
.status-model {
  overflow: hidden;
  font-size: 16px;
  line-height: 22px;
  font-weight: 600;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.connection {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  flex: none;
  font-size: 13px;
  line-height: 18px;
  color: var(--hint);
}
.connection > span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--ok);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--ok) 20%, transparent);
  transition: background-color 300ms var(--ease-out), box-shadow 300ms var(--ease-out);
}
.connection[data-state="off"] > span { background: var(--hint); box-shadow: 0 0 0 3px var(--fill); }

/* ——— Настройки ——— */
#saved { opacity: 0; transition: opacity 260ms var(--ease-out); }
#saved[data-state="saving"], #saved[data-state="saved"] { opacity: 1; }
#saved[data-state="saved"] { color: var(--accent-ink); }
/* Короткое сохранение не должно мигать серым: гасим только если ждём дольше. */
.settings-card :is(button, select):disabled { cursor: default; }
.settings-card .cell:has(select:disabled) .cell-value,
.settings-card .depth-step:disabled,
.settings-card .auto-row:disabled { opacity: 0.5; transition: opacity 200ms var(--ease-out) 250ms; }
#effort-value { color: var(--accent-ink); }

/* ——— Глубина размышления: столбики как уровень сигнала ——— */
.depth-meter { padding: 16px 16px 12px; }
.efforts {
  --count: 5;
  display: flex;
  align-items: flex-end;
  gap: 10px;
  height: 46px;
}
.depth-step {
  display: flex;
  align-items: flex-end;
  flex: 1 1 0;
  height: 100%;
  min-width: 0;
  padding: 0;
  border: 0;
  background: transparent;
}
.depth-step i {
  display: block;
  width: 100%;
  height: calc(30% + 70% * var(--i) / (var(--count) - 1));
  border-radius: 6px;
  background: var(--fill-2);
  transform-origin: 50% 100%;
  /* Гаснут справа налево… */
  transition:
    background-color 260ms var(--ease-out) calc((var(--count) - 1 - var(--i)) * 35ms),
    transform 180ms var(--ease-out);
}
/* …а заполняются волной слева направо. */
.depth-step.is-filled i {
  background: var(--accent);
  transition:
    background-color 260ms var(--ease-out) calc(var(--i) * 35ms),
    transform 180ms var(--ease-out);
}
.depth-step:active:not(:disabled) i { transform: scaleY(0.93); }
.depth-step:focus-visible { outline: none; }
.depth-step:focus-visible i { outline: 2px solid var(--accent); outline-offset: 2px; }
.depth-scale {
  display: flex;
  justify-content: space-between;
  margin-top: 9px;
  font-size: 12px;
  line-height: 16px;
  color: var(--hint);
}

/* Переключатель «Подбирать автоматически» (только Claude). */
.auto-row { gap: 12px; }
.auto-row .cell-title small { display: block; font-size: 13px; line-height: 18px; color: var(--hint); }
.switch {
  position: relative;
  width: 51px;
  height: 31px;
  flex: none;
  border-radius: 16px;
  background: var(--fill-2);
  transition: background-color 250ms var(--ease-out);
}
.switch::after {
  content: "";
  position: absolute;
  top: 2px;
  left: 2px;
  width: 27px;
  height: 27px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 3px 8px rgb(0 0 0 / 15%), 0 1px 1px rgb(0 0 0 / 16%);
  transition: transform 300ms var(--spring);
}
.auto-row[aria-checked="true"] .switch { background: var(--accent); }
.auto-row[aria-checked="true"] .switch::after { transform: translateX(20px); }
.depth.is-auto .depth-step.is-filled i { background: color-mix(in srgb, var(--accent) 35%, var(--fill-2)); }

/* ——— Разделы и запуск ——— */
.nav-group .cell { min-height: 52px; padding-top: 10px; padding-bottom: 10px; }
.back-chat { margin-top: 14px; }
.launch-bar {
  position: sticky;
  z-index: 5;
  bottom: 0;
  margin: 6px -16px calc(-1 * var(--safe-bottom) - 24px);
  padding: 18px 16px calc(var(--safe-bottom) + 14px);
  background: linear-gradient(to bottom, color-mix(in srgb, var(--bg) 0%, transparent), var(--bg) 18px);
}

/* ——— Профиль ——— */
.profile-identity { display: flex; align-items: center; gap: 14px; margin: 4px 0 20px; }
.profile-identity h3 { font-size: 18px; line-height: 23px; font-weight: 600; }
.profile-identity p { margin-top: 2px; font-size: 14px; line-height: 19px; color: var(--hint); font-variant-numeric: tabular-nums; }

/* ——— Ошибка и загрузка ——— */
.error-card { padding: 20px 16px 16px; }
.error-card h2 { font-size: 18px; line-height: 23px; font-weight: 600; }
.error-card p { margin: 6px 0 16px; color: var(--hint); line-height: 21px; }
.loading { display: grid; gap: 12px; }
.loading .sk-seg { height: 44px; border-radius: 12px; }
.loading .sk-row { height: 68px; }
.loading .sk-group { height: 260px; margin-top: 20px; }

@media (max-width: 350px) {
  .large-title { font-size: 26px; line-height: 32px; }
  .connection { font-size: 0; gap: 0; }
}
.depth-meter + .cell::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  left: 16px;
  height: 1px;
  background: var(--sep);
  transform-origin: top;
}
@media (min-resolution: 2dppx) { .depth-meter + .cell::before { transform: scaleY(0.5); } }