:root{
  --bg: var(--tg-theme-bg-color, #fff);
  --secbg: var(--tg-theme-secondary-bg-color, #f1f1f4);
  --text: var(--tg-theme-text-color, #000);
  --hint: var(--tg-theme-hint-color, #8a8a90);
  --link: var(--tg-theme-link-color, #2b7cd3);
  --btn: var(--tg-theme-button-color, #2b7cd3);
  --btn-text: var(--tg-theme-button-text-color, #fff);
  --card: var(--tg-theme-bg-color, #fff);
  --radius: 14px;
  --accent: var(--tg-theme-button-color, #2b7cd3);
}
*{ box-sizing:border-box; -webkit-tap-highlight-color:transparent; }
html,body{ margin:0; padding:0; background:var(--secbg); color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif; font-size:16px; }
.hidden{ display:none !important; }
.muted{ color:var(--hint); font-size:14px; }

/* ── Splash ── */
.splash{ position:fixed; inset:0; display:flex; flex-direction:column; align-items:center;
  justify-content:center; gap:14px; background:var(--bg); z-index:50; animation:fade .3s; }
.splash-logo{ font-size:64px; animation:pop .5s cubic-bezier(.2,1.4,.4,1); }
.splash-title{ font-weight:700; font-size:20px; }
@keyframes pop{ 0%{transform:scale(.4);opacity:0} 100%{transform:scale(1);opacity:1} }
@keyframes fade{ from{opacity:0} to{opacity:1} }
.spinner{ width:28px; height:28px; border:3px solid var(--secbg);
  border-top-color:var(--accent); border-radius:50%; animation:spin .8s linear infinite; }
@keyframes spin{ to{ transform:rotate(360deg) } }

/* ── Screens ── */
.screens{ min-height:100vh; padding-bottom:90px; }
.screen{ animation:slideUp .35s cubic-bezier(.2,.7,.3,1); padding:0 14px; }
@keyframes slideUp{ from{opacity:0; transform:translateY(14px)} to{opacity:1; transform:none} }

.hero{ text-align:center; padding:26px 10px 16px; }
.hero-emoji{ font-size:44px; animation:pop .5s cubic-bezier(.2,1.4,.4,1); }
.hero h1{ font-size:22px; margin:8px 0 4px; }

/* ── Ввод ТЗ ── */
.tz-box{ background:var(--card); border-radius:var(--radius); padding:12px; margin-bottom:14px; }
.tz-area{ width:100%; border:1.5px solid var(--secbg); background:var(--secbg); color:var(--text);
  border-radius:10px; padding:12px 13px; font-size:15px; line-height:1.45; resize:none;
  font-family:inherit; min-height:78px; max-height:50vh; overflow-y:auto;
  transition:border-color .2s; }
.tz-area:focus{ outline:none; border-color:var(--accent); }
.or-divider{ text-align:center; margin:6px 0 12px; position:relative; }
.or-divider span{ background:var(--secbg); padding:0 10px; color:var(--hint); font-size:12.5px;
  position:relative; z-index:1; }
.or-divider::before{ content:''; position:absolute; left:0; right:0; top:50%; height:1px;
  background:var(--hint); opacity:.25; }

/* ── Баннер разбора ТЗ ── */
.tz-banner{ background:var(--card); border-radius:12px; padding:12px 14px; margin-bottom:10px;
  border-left:3px solid var(--accent); animation:slideUp .3s; }
.tz-banner .ok{ font-size:13.5px; }
.tz-banner .warn{ font-size:12.5px; color:#c80; margin-top:6px; }
.tz-banner .row{ margin:2px 0; }

/* ── Cards (когорты) ── */
.card-list{ display:flex; flex-direction:column; gap:10px; }
.card{ background:var(--card); border-radius:var(--radius); padding:16px;
  display:flex; align-items:center; gap:12px; border:1.5px solid transparent;
  transition:transform .12s, border-color .2s, background .2s; cursor:pointer; }
.card:active{ transform:scale(.975); }
.card.sel{ border-color:var(--accent); }
.card-emoji{ font-size:24px; }
.card-main{ flex:1; min-width:0; }
.card-title{ font-weight:600; }
.card-note{ font-size:12.5px; color:var(--hint); margin-top:2px; }
.card-chev{ color:var(--hint); font-size:20px; }

/* ── Topbar / tabs ── */
.topbar{ display:flex; align-items:center; justify-content:space-between;
  padding:8px 4px 12px; position:sticky; top:0; background:var(--secbg); z-index:5; }
.topbar-title{ font-weight:700; font-size:16px; text-align:center; flex:1;
  white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
.icon-btn{ width:32px; height:32px; border:none; background:var(--card); color:var(--text);
  border-radius:10px; font-size:20px; line-height:1; }
.icon-btn:active{ transform:scale(.92); }

.tabs{ display:flex; gap:8px; background:var(--card); border-radius:12px; padding:4px;
  position:sticky; top:48px; z-index:4; }
.tab{ flex:1; border:none; background:transparent; color:var(--hint); padding:9px;
  border-radius:9px; font-size:14.5px; font-weight:600; transition:all .2s; }
.tab.active{ background:var(--accent); color:var(--btn-text); }

.tab-body{ padding-top:12px; animation:fade .25s; }

.mode-bar{ margin:4px 0 10px; }
.mode-bar button{ font-size:13px; padding:9px 4px; }
.fmt-row{ display:flex; align-items:center; gap:10px; margin:12px 0 4px; }
.deliv{ margin-top:6px; }
.gs-hint{ font-size:12px; margin-top:6px; line-height:1.4; }
.gs-hint b{ color:var(--text); word-break:break-all; }
.gs-copy{ color:var(--link); }

/* ── Accordion (колонки) ── */
.acc{ background:var(--card); border-radius:var(--radius); margin-bottom:10px; overflow:hidden; }
.acc-head{ display:flex; align-items:center; gap:8px; padding:14px; cursor:pointer; }
.acc-head .ttl{ flex:1; font-weight:600; }
.acc-head .cnt{ font-size:13px; color:var(--hint); }
.acc-head .chev{ transition:transform .25s; color:var(--hint); }
.acc.open .acc-head .chev{ transform:rotate(90deg); }
.acc-body{ max-height:0; overflow:hidden; transition:max-height .3s ease; }
.acc.open .acc-body{ max-height:1200px; }
.acc-inner{ padding:0 10px 10px; display:flex; flex-wrap:wrap; gap:8px; }

.chk{ display:flex; align-items:center; gap:8px; padding:9px 12px; border-radius:10px;
  background:var(--secbg); font-size:14px; transition:all .15s; user-select:none; }
.chk:active{ transform:scale(.96); }
.chk.on{ background:var(--accent); color:var(--btn-text); }
.chk .box{ width:18px; height:18px; border-radius:5px; border:2px solid var(--hint);
  display:flex; align-items:center; justify-content:center; font-size:12px; flex:0 0 auto; }
.chk.on .box{ background:var(--btn-text); border-color:var(--btn-text); color:var(--accent); }

/* ── Filters ── */
.fgroup{ background:var(--card); border-radius:var(--radius); padding:14px; margin-bottom:10px; }
.fgroup .flabel{ font-weight:600; font-size:14px; margin-bottom:10px; display:flex; gap:6px; align-items:center; }
.chips{ display:flex; flex-wrap:wrap; gap:8px; }
.chip{ padding:8px 14px; border-radius:20px; background:var(--secbg); font-size:14px;
  transition:all .15s; border:1.5px solid transparent; }
.chip:active{ transform:scale(.94); }
.chip.on{ background:var(--accent); color:var(--btn-text); }
.seg{ display:flex; gap:0; background:var(--secbg); border-radius:10px; overflow:hidden; }
.seg button{ flex:1; border:none; background:transparent; color:var(--text); padding:10px;
  font-size:13.5px; transition:all .15s; }
.seg button.on{ background:var(--accent); color:var(--btn-text); }
.minmax{ display:flex; gap:8px; align-items:center; }
.minmax .lbl{ font-size:13px; color:var(--hint); width:46px; }
.search{ width:100%; padding:10px 12px; border-radius:10px; border:1.5px solid var(--secbg);
  background:var(--secbg); color:var(--text); font-size:14px; margin-bottom:10px; }
.search:focus{ outline:none; border-color:var(--accent); }
.mentor-list{ max-height:240px; overflow-y:auto; display:flex; flex-direction:column; gap:6px; }
.dateinput{ width:100%; padding:10px 12px; border-radius:10px; border:1.5px solid var(--secbg);
  background:var(--secbg); color:var(--text); font-size:14px; }

/* ── Action bar ── */
.action-bar{ position:fixed; left:0; right:0; bottom:0; display:flex; gap:10px;
  padding:10px 14px calc(10px + env(safe-area-inset-bottom)); background:var(--bg);
  box-shadow:0 -2px 18px rgba(0,0,0,.08); z-index:8; animation:slideUp .3s; }
.btn{ border:none; border-radius:12px; padding:14px; font-size:15px; font-weight:600;
  transition:transform .1s, opacity .2s; }
.btn:active{ transform:scale(.97); }
.btn:disabled{ opacity:.5; }
.btn-primary{ background:var(--accent); color:var(--btn-text); flex:1.3; }
.btn-ghost{ background:var(--secbg); color:var(--text); flex:1; }
.btn.big{ width:100%; margin-top:12px; }

/* ── Sheet (превью) ── */
.sheet{ position:fixed; inset:0; z-index:20; }
.sheet-backdrop{ position:absolute; inset:0; background:rgba(0,0,0,.4); animation:fade .25s; }
.sheet-card{ position:absolute; left:0; right:0; bottom:0; background:var(--bg);
  border-radius:18px 18px 0 0; padding:8px 14px calc(16px + env(safe-area-inset-bottom));
  max-height:86vh; display:flex; flex-direction:column; animation:sheetUp .32s cubic-bezier(.2,.8,.2,1); }
@keyframes sheetUp{ from{transform:translateY(100%)} to{transform:none} }
.sheet-handle{ width:38px; height:4px; border-radius:2px; background:var(--hint); opacity:.4;
  margin:6px auto 10px; }
.sheet-head{ display:flex; align-items:center; justify-content:space-between; margin-bottom:8px; }
.preview-body{ overflow:auto; flex:1; -webkit-overflow-scrolling:touch; }
table.prev{ border-collapse:collapse; font-size:12px; width:max-content; }
table.prev th, table.prev td{ border:1px solid var(--secbg); padding:6px 8px; white-space:nowrap;
  max-width:160px; overflow:hidden; text-overflow:ellipsis; }
table.prev th{ background:var(--secbg); position:sticky; top:0; font-weight:600; text-align:left; }

/* ── Toast ── */
.toast{ position:fixed; left:50%; bottom:100px; transform:translateX(-50%);
  background:#222; color:#fff; padding:12px 18px; border-radius:12px; font-size:14px;
  z-index:30; max-width:88%; text-align:center; animation:toastIn .3s; box-shadow:0 6px 20px rgba(0,0,0,.3); }
@keyframes toastIn{ from{opacity:0; transform:translate(-50%,10px)} to{opacity:1; transform:translate(-50%,0)} }

.bottom-spacer{ height:20px; }
.inline-spin{ display:inline-block; width:16px; height:16px; border:2px solid rgba(255,255,255,.4);
  border-top-color:#fff; border-radius:50%; animation:spin .7s linear infinite; vertical-align:-3px; }