/* Attendance PWA — дизайн-система CRM Импульс */
:root {
  --accent-h: 160;
  --accent: oklch(0.68 0.16 var(--accent-h));
  --accent-2: oklch(0.62 0.17 var(--accent-h));
  --accent-soft: oklch(0.95 0.04 var(--accent-h));
  --accent-text: oklch(0.34 0.10 var(--accent-h));

  --bg: oklch(0.985 0.005 250);
  --bg-2: oklch(0.97 0.006 250);
  --surface: #ffffff;
  --surface-2: oklch(0.98 0.005 250);
  --border: oklch(0.92 0.008 250);
  --border-2: oklch(0.88 0.01 250);
  --text: oklch(0.22 0.02 260);
  --text-2: oklch(0.45 0.02 260);
  --text-3: oklch(0.62 0.02 260);
  --shadow-sm: 0 1px 2px rgba(15,23,42,0.04), 0 1px 3px rgba(15,23,42,0.04);
  --shadow-md: 0 4px 6px -1px rgba(15,23,42,0.06), 0 2px 4px -2px rgba(15,23,42,0.04);
  --shadow-lg: 0 12px 24px -8px rgba(15,23,42,0.10), 0 6px 12px -6px rgba(15,23,42,0.06);
  --danger: oklch(0.62 0.21 25);
  --radius-sm: 8px; --radius: 12px; --radius-lg: 16px;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Inter", "Helvetica Neue", "Segoe UI", system-ui, sans-serif;
}

[data-theme="dark"] {
  --bg: oklch(0.16 0.012 260); --bg-2: oklch(0.20 0.014 260);
  --surface: oklch(0.22 0.014 260); --surface-2: oklch(0.255 0.014 260);
  --border: oklch(0.30 0.014 260); --border-2: oklch(0.36 0.016 260);
  --text: oklch(0.95 0.005 260); --text-2: oklch(0.74 0.012 260); --text-3: oklch(0.58 0.014 260);
  --accent-soft: oklch(0.30 0.06 var(--accent-h)); --accent-text: oklch(0.85 0.10 var(--accent-h));
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.30); --shadow-md: 0 4px 8px rgba(0,0,0,0.35); --shadow-lg: 0 16px 32px -10px rgba(0,0,0,0.55);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; font-family: var(--font); background: var(--bg); color: var(--text); font-size: 14px; line-height: 1.45; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; }
#app { min-height: 100%; display: flex; flex-direction: column; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
input, select, textarea { font-family: inherit; font-size: inherit; color: inherit; }

/* ── Loader ── */
.loader-center { display: flex; justify-content: center; align-items: center; padding: 48px 0; }
@keyframes spin { to { transform: rotate(360deg); } }
.spinner { width: 24px; height: 24px; border: 2.5px solid var(--border); border-top-color: var(--accent); border-radius: 50%; animation: spin .7s linear infinite; }
.spinner.lg { width: 36px; height: 36px; border-width: 3.5px; }

/* ── Animations ── */
@keyframes fadeUp { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: translateY(0); } }
@keyframes slideDown { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideUp { from { transform: translateY(100%); } to { transform: translateY(0); } }

/* ── Buttons ── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 8px 14px; border-radius: 10px;
  font-size: 13px; font-weight: 500;
  border: 1px solid var(--border); background: var(--surface); color: var(--text);
  transition: all .15s ease; white-space: nowrap; user-select: none;
}
.btn:active { transform: scale(.97); }
.btn:hover { background: var(--bg-2); border-color: var(--border-2); }
.btn-primary { background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: white; border-color: transparent; box-shadow: 0 4px 12px -4px var(--accent); }
.btn-primary:hover { filter: brightness(1.06); box-shadow: 0 6px 18px -4px var(--accent); }
.btn-ghost { border: none; background: transparent; }
.btn-ghost:hover { background: var(--bg-2); }
.btn-sm { padding: 5px 10px; font-size: 12px; }
.btn-full { width: 100%; }
.btn:disabled { opacity: .5; pointer-events: none; }

/* ── Input / Select ── */
.input, .select {
  width: 100%; padding: 9px 12px; border: 1px solid var(--border);
  border-radius: 9px; background: var(--surface); font-size: 13px;
  outline: none; transition: all .15s ease; color: var(--text);
}
.input:focus, .select:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.input::placeholder { color: var(--text-3); }
.input-sm { padding: 6px 10px; font-size: 12px; }
.input-num { width: 68px; text-align: center; }

/* ── Card ── */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); }

/* ── Avatar ── */
.avatar {
  width: 36px; height: 36px; border-radius: 50%;
  display: grid; place-items: center; font-weight: 600; font-size: 13px;
  color: white; flex-shrink: 0;
  background: linear-gradient(135deg, oklch(0.65 0.18 var(--av-h, 200)), oklch(0.55 0.18 var(--av-h, 200)));
  box-shadow: inset 0 -1px 2px rgba(0,0,0,0.2), 0 1px 2px rgba(0,0,0,0.1);
}
.avatar.sm { width: 28px; height: 28px; font-size: 11px; }

/* ── Chips ── */
.chip {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 3px 9px; font-size: 11px; font-weight: 500; border-radius: 999px;
  background: var(--bg-2); color: var(--text-2); border: 1px solid var(--border); white-space: nowrap;
}
.chip.green  { background: oklch(0.94 0.06 160); color: oklch(0.32 0.10 160); border-color: oklch(0.86 0.08 160); }
.chip.orange { background: oklch(0.94 0.06 50);  color: oklch(0.40 0.14 50);  border-color: oklch(0.86 0.10 50); }
.chip.purple { background: oklch(0.94 0.05 300); color: oklch(0.36 0.12 300); border-color: oklch(0.86 0.08 300); }
.chip.red    { background: oklch(0.94 0.06 25);  color: oklch(0.40 0.16 25);  border-color: oklch(0.86 0.10 25); }
[data-theme="dark"] .chip.green  { background: oklch(0.30 0.06 160); color: oklch(0.85 0.10 160); border-color: oklch(0.36 0.08 160); }
[data-theme="dark"] .chip.orange { background: oklch(0.30 0.07 50);  color: oklch(0.85 0.12 50);  border-color: oklch(0.36 0.09 50); }
[data-theme="dark"] .chip.purple { background: oklch(0.30 0.06 300); color: oklch(0.84 0.10 300); border-color: oklch(0.36 0.08 300); }

/* ── Toast ── */
.toast-wrap { position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%); z-index: 9999; display: flex; flex-direction: column; align-items: center; gap: 8px; pointer-events: none; }
.toast {
  padding: 10px 18px; border-radius: 12px; font-size: 13px; font-weight: 500;
  box-shadow: var(--shadow-lg); border: 1px solid var(--border);
  background: var(--surface); color: var(--text);
  animation: fadeUp .25s ease; pointer-events: auto; opacity: 0; transition: opacity .3s;
}
.toast.show { opacity: 1; }
.toast.success { background: oklch(0.94 0.06 160); color: oklch(0.28 0.10 160); border-color: oklch(0.85 0.08 160); }
.toast.error   { background: oklch(0.94 0.06 25);  color: oklch(0.38 0.16 25);  border-color: oklch(0.86 0.10 25); }

/* ══════════════════ LOGIN ══════════════════ */
.login-page {
  flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 24px; background: linear-gradient(160deg, var(--bg) 0%, var(--accent-soft) 60%, var(--bg) 100%);
}
.login-brand-mark {
  width: 56px; height: 56px; border-radius: 16px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: grid; place-items: center; color: white; font-weight: 800; font-size: 26px;
  box-shadow: 0 8px 24px -6px var(--accent); margin-bottom: 14px;
}
.login-title { font-size: 22px; font-weight: 700; letter-spacing: -0.02em; margin-bottom: 3px; }
.login-sub { font-size: 13px; color: var(--text-2); margin-bottom: 28px; text-align: center; }
.login-card { width: 100%; max-width: 360px; padding: 24px; }
.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 14px; }
.field label { font-size: 12px; font-weight: 500; color: var(--text-2); }
.login-err {
  margin-top: 10px; padding: 10px 14px;
  background: oklch(0.94 0.06 25); color: oklch(0.38 0.16 25); border: 1px solid oklch(0.86 0.10 25);
  border-radius: 8px; font-size: 13px; text-align: center; display: none;
}
.login-err.show { display: block; }

/* ══════════════════ TOPBAR ══════════════════ */
.app-header {
  background: color-mix(in oklch, var(--surface) 90%, transparent);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 0 16px; height: 56px;
  display: flex; align-items: center; gap: 10px;
  position: sticky; top: 0; z-index: 100; box-shadow: var(--shadow-sm);
}
.header-brand-mark {
  width: 30px; height: 30px; border-radius: 9px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: grid; place-items: center; color: white; font-weight: 800; font-size: 14px; flex-shrink: 0;
  box-shadow: 0 3px 8px -2px var(--accent);
}
.header-title { font-size: 15px; font-weight: 700; letter-spacing: -0.01em; flex: 1; }
.header-user { font-size: 12px; color: var(--text-2); max-width: 120px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.icon-btn { width: 34px; height: 34px; border-radius: 9px; display: grid; place-items: center; color: var(--text-2); transition: all .15s ease; flex-shrink: 0; }
.icon-btn:hover { background: var(--bg-2); color: var(--text); }
.icon-btn:active { background: var(--border); }

/* ══════════════════ DATE TABS ══════════════════ */
.date-tabs {
  background: var(--surface); border-bottom: 1px solid var(--border);
  overflow-x: auto; display: flex; gap: 3px; padding: 8px 12px;
  scrollbar-width: none; -webkit-overflow-scrolling: touch;
}
.date-tabs::-webkit-scrollbar { display: none; }
.date-tab {
  flex-shrink: 0; padding: 7px 12px; border-radius: 9px;
  background: transparent; cursor: pointer; text-align: center; border: none;
  min-width: 52px; transition: all .15s ease;
}
.date-tab .day-name { font-size: 10px; color: var(--text-3); font-weight: 500; display: block; text-transform: uppercase; letter-spacing: 0.04em; }
.date-tab .day-num  { font-size: 18px; font-weight: 700; color: var(--text); display: block; line-height: 1.1; margin-top: 2px; }
.date-tab.active { background: var(--accent-soft); }
.date-tab.active .day-name { color: var(--accent-text); }
.date-tab.active .day-num  { color: var(--accent); }
.date-tab:hover:not(.active) { background: var(--bg-2); }

/* ══════════════════ SCHEDULE ══════════════════ */
.schedule-page { flex: 1; display: flex; flex-direction: column; min-height: 0; background: var(--bg); }
.lessons-container { flex: 1; overflow-y: auto; padding: 12px; display: flex; flex-direction: column; gap: 8px; }
.lessons-empty { text-align: center; padding: 60px 24px; color: var(--text-3); }
.lessons-empty .empty-icon { font-size: 40px; margin-bottom: 10px; }
.lessons-empty p { font-size: 13px; margin-top: 6px; }

/* ── Lesson card ── */
.lesson-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); overflow: hidden;
  box-shadow: var(--shadow-sm); transition: box-shadow .2s, border-color .2s;
}
.lesson-card.expanded {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft), var(--shadow-md);
}
.lesson-header {
  padding: 14px 16px; display: flex; align-items: center; gap: 12px;
  cursor: pointer; user-select: none; -webkit-user-select: none;
}
.lesson-header:active { background: var(--bg-2); }
.lesson-color-bar { width: 4px; height: 44px; border-radius: 2px; flex-shrink: 0; }
.lesson-info { flex: 1; min-width: 0; }
.lesson-disc { font-size: 14px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.lesson-meta { font-size: 12px; color: var(--text-2); margin-top: 3px; display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.lesson-meta-sep { color: var(--text-3); }
.lesson-badge {
  flex-shrink: 0; min-width: 26px; height: 26px; border-radius: 8px;
  background: var(--bg-2); display: flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 700; color: var(--text-2); padding: 0 6px;
  border: 1px solid var(--border); transition: all .15s;
}
.lesson-badge.has-visits { background: var(--accent-soft); color: var(--accent-text); border-color: oklch(0.86 0.08 160); }
.lesson-chevron { flex-shrink: 0; color: var(--text-3); transition: transform .2s; display: grid; place-items: center; }
.lesson-card.expanded .lesson-chevron { transform: rotate(90deg); }

/* ══════════════════ ATTENDANCE FORM ══════════════════ */
.attendance-form { border-top: 1px solid var(--border); animation: slideDown .2s ease; }

/* Panel header */
.att-panel-head { padding: 12px 16px; background: var(--surface-2); border-bottom: 1px solid var(--border); }
.att-panel-meta { font-size: 12px; color: var(--text-2); display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.att-panel-badges { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; margin-top: 8px; }
.att-days-row { display: flex; align-items: center; gap: 7px; font-size: 12px; color: var(--text-2); }

/* Client rows */
.att-clients {}
.att-client-row {
  display: grid; grid-template-columns: 32px 28px 1fr auto;
  gap: 10px; align-items: center;
  padding: 9px 16px; border-bottom: 1px solid var(--border);
  transition: background .15s;
}
.att-client-row:last-child { border-bottom: none; }
.att-client-row.attended { background: var(--accent-soft); }
.att-client-row.unchecked { opacity: 0.5; }

/* Check button (replaces toggle) */
.att-check-btn {
  width: 32px; height: 32px; border-radius: 8px; cursor: pointer;
  border: 1px solid var(--border); background: var(--bg-2); color: var(--text-3);
  display: grid; place-items: center; flex-shrink: 0; transition: all .15s ease;
}
.att-check-btn.checked {
  background: var(--accent); color: white; border-color: transparent;
  box-shadow: 0 2px 8px -2px var(--accent);
}

.att-client-name { font-size: 13px; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.att-client-sub { font-size: 11px; color: var(--text-3); margin-top: 1px; }
.att-client-sub .no-sub { color: var(--danger); }

.att-type-select {
  border: 1px solid var(--border); border-radius: 7px;
  padding: 4px 7px; font-size: 11px; color: var(--text);
  background: var(--surface); cursor: pointer; outline: none;
  flex-shrink: 0; transition: border-color .15s;
}
.att-type-select:focus { border-color: var(--accent); }

/* Add client button */
.att-add-btn {
  display: flex; align-items: center; gap: 8px;
  width: 100%; padding: 11px 16px; background: none;
  border: none; border-top: 1px dashed var(--border-2);
  cursor: pointer; font-size: 12px; font-weight: 500; color: var(--accent);
  transition: background .15s;
}
.att-add-btn:hover { background: var(--accent-soft); }

/* Footer */
.att-footer {
  padding: 11px 16px; border-top: 1px solid var(--border);
  display: flex; align-items: center; gap: 10px; background: var(--surface);
}
.att-status { flex: 1; font-size: 12px; color: var(--text-2); }
.att-status strong { color: var(--accent); font-weight: 600; }
.att-loader { padding: 24px; display: flex; justify-content: center; }
.att-empty { padding: 20px 16px; text-align: center; color: var(--text-3); font-size: 12px; }

/* ══════════════════ SEARCH MODAL ══════════════════ */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(15,23,42,0.45);
  backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
  z-index: 200; display: flex; flex-direction: column; justify-content: flex-end;
  animation: fadeIn .15s ease;
}
.modal-sheet {
  background: var(--surface); border-radius: 20px 20px 0 0;
  padding: 0 16px 24px; max-height: 72vh; overflow-y: auto;
  animation: slideUp .22s cubic-bezier(.2,.8,.2,1);
  border: 1px solid var(--border); border-bottom: none;
}
.modal-handle { width: 36px; height: 4px; background: var(--border-2); border-radius: 2px; margin: 12px auto 16px; }
.modal-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.modal-title { font-size: 15px; font-weight: 700; }
.modal-search-wrap { position: relative; margin-bottom: 10px; }
.modal-search-icon { position: absolute; left: 10px; top: 50%; transform: translateY(-50%); color: var(--text-3); pointer-events: none; }
.modal-search-input { padding-left: 36px; }
.search-result {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 0; border-bottom: 1px solid var(--border); cursor: pointer;
}
.search-result:last-child { border-bottom: none; }
.search-result:active { background: var(--bg-2); margin: 0 -16px; padding: 10px 16px; }
.search-info { flex: 1; min-width: 0; }
.search-name { font-size: 13px; font-weight: 600; }
.search-sub  { font-size: 11px; color: var(--text-3); margin-top: 2px; }
.search-empty { padding: 24px; text-align: center; color: var(--text-3); font-size: 12px; }