/* Frame The Moment — задачник.
   Гамма сайта: тёплая бумага, графитовый текст, янтарный акцент. */

:root {
  --paper:      #FAF7F2;
  --paper-2:    #F2ECE3;
  --card:       #FFFFFF;
  --ink:        #1C1917;
  --ink-2:      #4A423C;
  --muted:      #8A7E73;
  --line:       #E6DED3;
  --amber:      #C8862B;
  --amber-soft: #F5E7D0;
  --brick:      #A6522C;
  --ok:         #4F7A52;
  --radius:     16px;
  --radius-sm:  11px;
  --shadow:     0 1px 2px rgba(28, 25, 23, .05), 0 8px 24px rgba(28, 25, 23, .06);
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Inter, system-ui, sans-serif;
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

html, body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.5;
  overscroll-behavior-y: contain;
}

/* ------------------------------------------------------------------ шапка */

.topbar {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; padding: 14px 16px 12px;
  background: rgba(250, 247, 242, .92);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--line);
}

.brand { display: flex; align-items: center; gap: 10px; min-width: 0; }

.brand__mark {
  width: 26px; height: 26px; flex: none; border-radius: 7px;
  background: linear-gradient(150deg, var(--amber), var(--brick));
  box-shadow: inset 0 0 0 3px rgba(255, 255, 255, .55);
}

.brand__text {
  display: flex; flex-direction: column; min-width: 0;
  font-weight: 650; letter-spacing: -.01em;
}

.brand__text em {
  font-style: normal; font-weight: 500; font-size: 11.5px;
  color: var(--muted); letter-spacing: .04em; text-transform: uppercase;
}

/* ------------------------------------------------------------------ табы */

.tabs {
  position: sticky; top: 63px; z-index: 19;
  display: flex; gap: 6px; padding: 10px 16px;
  overflow-x: auto; scrollbar-width: none;
  background: var(--paper); border-bottom: 1px solid var(--line);
}
.tabs::-webkit-scrollbar { display: none; }

.tab {
  flex: none; padding: 7px 14px; border: 1px solid var(--line);
  border-radius: 999px; background: var(--card); color: var(--ink-2);
  font-size: 13.5px; font-weight: 550; cursor: pointer;
  transition: background .15s, color .15s, border-color .15s;
}

.tab[aria-selected="true"] {
  background: var(--ink); border-color: var(--ink); color: var(--paper);
}

.tab span { opacity: .55; margin-left: 5px; font-variant-numeric: tabular-nums; }

/* ----------------------------------------------------------------- экраны */

.screen { padding: 14px 16px 96px; }

.section-note {
  margin: 2px 2px 14px; color: var(--muted); font-size: 13.5px;
}

/* ---------------------------------------------------------------- карточки */

.card {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); box-shadow: var(--shadow);
  padding: 14px 15px; margin-bottom: 10px; cursor: pointer;
  transition: transform .12s ease, box-shadow .12s ease;
}
.card:active { transform: scale(.985); }

.card__top { display: flex; align-items: flex-start; gap: 10px; }
.card__title { font-weight: 600; letter-spacing: -.01em; flex: 1; }

.card__meta {
  display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px;
}

.chip {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 4px 9px; border-radius: 8px; font-size: 12.5px;
  background: var(--paper-2); color: var(--ink-2); white-space: nowrap;
}
.chip--amber { background: var(--amber-soft); color: #7A521A; }
.chip--warn  { background: #F6E3DC; color: #8A3A1C; }
.chip--ok    { background: #E4EDE3; color: #375C39; }

/* ------------------------------------------------------------ детали задачи */

.detail h1 {
  margin: 4px 0 8px; font-size: 21px; line-height: 1.25;
  letter-spacing: -.02em; font-weight: 680;
}

.detail .desc {
  white-space: pre-wrap; color: var(--ink-2);
  background: var(--card); border: 1px solid var(--line);
  border-left: 3px solid var(--amber);
  border-radius: var(--radius-sm); padding: 12px 14px; margin: 12px 0;
}

.facts {
  display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin: 12px 0;
}
.fact {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius-sm); padding: 10px 12px;
}
.fact b { display: block; font-size: 11px; text-transform: uppercase;
  letter-spacing: .05em; color: var(--muted); font-weight: 600; margin-bottom: 3px; }

.gallery { display: flex; gap: 8px; overflow-x: auto; padding: 2px 0 6px; scrollbar-width: none; }
.gallery::-webkit-scrollbar { display: none; }
.gallery img, .gallery video {
  height: 116px; border-radius: var(--radius-sm); border: 1px solid var(--line);
  object-fit: cover; flex: none;
}
.gallery a.file {
  display: flex; align-items: center; padding: 0 14px; height: 116px;
  border: 1px dashed var(--line); border-radius: var(--radius-sm);
  color: var(--ink-2); text-decoration: none; font-size: 13px; flex: none;
}

/* ------------------------------------------------------------------ кнопки */

.actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }

button, .btn {
  font-family: var(--font); font-size: 14.5px; font-weight: 570;
  padding: 11px 16px; border-radius: 12px; border: 1px solid transparent;
  cursor: pointer; transition: opacity .15s, background .15s;
}
button:active { opacity: .78; }

.primary { background: var(--ink); color: var(--paper); }
.secondary { background: var(--card); color: var(--ink); border-color: var(--line); }
.accent { background: var(--amber); color: #fff; }
.danger { background: #FBEDE8; color: #8A3A1C; }
.ghost {
  background: transparent; color: var(--muted); border-color: var(--line);
  font-size: 13px; padding: 7px 12px;
}
.wide { width: 100%; }

.fab {
  position: fixed; left: 16px; right: 16px; bottom: 16px; z-index: 25;
  background: var(--ink); color: var(--paper); box-shadow: var(--shadow);
  padding: 14px; font-size: 15px;
}

/* ------------------------------------------------------------------- формы */

label.field { display: block; margin-bottom: 12px; }
label.field > span {
  display: block; font-size: 11.5px; text-transform: uppercase;
  letter-spacing: .05em; color: var(--muted); font-weight: 600; margin-bottom: 5px;
}

input, textarea, select {
  width: 100%; font-family: var(--font); font-size: 15px; color: var(--ink);
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius-sm); padding: 11px 12px;
}
input:focus, textarea:focus, select:focus {
  outline: none; border-color: var(--amber); box-shadow: 0 0 0 3px var(--amber-soft);
}
textarea { min-height: 110px; resize: vertical; }
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }

/* ------------------------------------------------------------------ отчёты */

.report {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius-sm); padding: 12px 14px; margin-bottom: 8px;
}
.report__head {
  display: flex; justify-content: space-between; gap: 8px;
  font-size: 12px; color: var(--muted); margin-bottom: 6px;
}
.report__body { white-space: pre-wrap; color: var(--ink-2); }
.report__answer {
  margin-top: 8px; padding-top: 8px; border-top: 1px dashed var(--line);
  color: var(--ink-2); font-size: 14px;
}

/* -------------------------------------------------------------- шторка/тост */

.sheet { position: fixed; inset: 0; z-index: 40; display: flex; align-items: flex-end; }
.sheet__backdrop { position: absolute; inset: 0; background: rgba(28, 25, 23, .38); }
.sheet__body {
  position: relative; width: 100%; max-height: 88vh; overflow-y: auto;
  background: var(--paper); border-radius: 20px 20px 0 0;
  padding: 18px 16px calc(20px + env(safe-area-inset-bottom));
  box-shadow: 0 -8px 40px rgba(28, 25, 23, .18);
  animation: rise .22s ease;
}
@keyframes rise { from { transform: translateY(24px); opacity: .6 } to { transform: none; opacity: 1 } }

.sheet__body h2 { margin: 0 0 14px; font-size: 18px; letter-spacing: -.01em; }

.toast {
  position: fixed; left: 50%; bottom: 84px; transform: translateX(-50%);
  z-index: 60; background: var(--ink); color: var(--paper);
  padding: 10px 16px; border-radius: 999px; font-size: 13.5px;
  box-shadow: var(--shadow);
}

/* ------------------------------------------------------------------ прочее */

.empty { text-align: center; color: var(--muted); padding: 48px 20px; }
.empty b { display: block; color: var(--ink-2); margin-bottom: 6px; font-size: 16px; }

.skeleton { height: 84px; border-radius: var(--radius);
  background: linear-gradient(90deg, var(--paper-2) 25%, #F7F2EA 37%, var(--paper-2) 63%);
  background-size: 400% 100%; animation: shimmer 1.3s infinite; margin-bottom: 10px; }
@keyframes shimmer { from { background-position: 100% 0 } to { background-position: 0 0 } }

.people { display: flex; flex-direction: column; gap: 6px; }
.person {
  display: flex; justify-content: space-between; align-items: center; gap: 10px;
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius-sm); padding: 11px 13px; cursor: pointer;
}
.person small { color: var(--muted); }