/*
 * Přihlašovací stránky (klient /login, správa /admin/login a /admin/setup).
 *
 * Vizuální jazyk Přehledu v3 a appky „Můj salon": tokeny jsou přepis
 * mobile/src/theme.ts (paleta, velikosti písma, zaoblení, tečkovaná mřížka).
 * Světlý vzhled je výchozí, tmavý podle nastavení systému.
 */

@font-face { font-family: 'SpaceGrotesk-Regular';  src: url('fonts/SpaceGrotesk-Regular.ttf')  format('truetype'); font-display: swap; }
@font-face { font-family: 'SpaceGrotesk-Medium';   src: url('fonts/SpaceGrotesk-Medium.ttf')   format('truetype'); font-display: swap; }
@font-face { font-family: 'SpaceGrotesk-SemiBold'; src: url('fonts/SpaceGrotesk-SemiBold.ttf') format('truetype'); font-display: swap; }
@font-face { font-family: 'JetBrainsMono-Medium';  src: url('fonts/JetBrainsMono-Medium.ttf')  format('truetype'); font-display: swap; }
@font-face { font-family: 'JetBrainsMono-SemiBold';src: url('fonts/JetBrainsMono-SemiBold.ttf')format('truetype'); font-display: swap; }

:root {
  color-scheme: light dark;
  --bg: #f4f4f4;
  --surf: #ffffff;
  --surf2: #f7f6f2;
  --surf3: #ebe9e2;
  --line: rgba(17, 17, 20, 0.10);
  --line-strong: rgba(17, 17, 20, 0.18);
  --ink: #0a0a0a;
  --muted: #62636a;
  --faint: #8c8d93;
  --acc: #1a5ada;
  --acc-soft: #e7eefc;
  --acc-ink: #1a52c4;
  --ok: #1f9d57;
  --ok-soft: #e4f4ea;
  --warn: #b9821a;
  --warn-soft: #f8efd9;
  --danger: #c8352e;
  --danger-soft: #fbeae9;
  --dot: rgba(10, 10, 10, 0.14);

  --sans: 'SpaceGrotesk-Regular', ui-sans-serif, system-ui, sans-serif;
  --sans-medium: 'SpaceGrotesk-Medium', ui-sans-serif, system-ui, sans-serif;
  --sans-semi: 'SpaceGrotesk-SemiBold', ui-sans-serif, system-ui, sans-serif;
  --mono: 'JetBrainsMono-Medium', ui-monospace, monospace;
  --mono-semi: 'JetBrainsMono-SemiBold', ui-monospace, monospace;

  --r-field: 12px;
  --r-card: 20px;
  --tap: 48px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0c0d10;
    --surf: #16171c;
    --surf2: #1b1d23;
    --surf3: #24262e;
    --line: rgba(255, 255, 255, 0.10);
    --line-strong: rgba(255, 255, 255, 0.20);
    --ink: #f0f0ee;
    --muted: #9c9da4;
    --faint: #6b6d75;
    --acc: #4d86ee;
    --acc-soft: rgba(77, 134, 238, 0.16);
    --acc-ink: #9cbef7;
    --ok: #3cbd78;
    --ok-soft: rgba(60, 189, 120, 0.15);
    --warn: #dca743;
    --warn-soft: rgba(220, 167, 67, 0.15);
    --danger: #e05252;
    --danger-soft: rgba(224, 82, 82, 0.14);
    --dot: rgba(255, 255, 255, 0.12);
  }
}

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

html, body { margin: 0; }

body {
  min-height: 100vh;
  min-height: 100dvh;
  background-color: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 13.5px;
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Tečkovaná mřížka — podpis BoostMailu (rozteč 26, tečka 1,25, posun 13). */
.dots {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image: radial-gradient(circle at 1.4px 1.4px, var(--dot) 1.25px, transparent 1.95px);
  background-size: 26px 26px;
  background-position: 13px 13px;
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 42%, #000 0%, transparent 100%);
          mask-image: radial-gradient(ellipse 70% 60% at 50% 42%, #000 0%, transparent 100%);
}

.page {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 40px 16px;
}

.wrap {
  width: 100%;
  max-width: 380px;
  margin: 0 auto;
}
.wrap--wide { max-width: 440px; }

/* ── Hlavička ─────────────────────────────────────────────────────────── */

.head { margin-bottom: 20px; padding: 0 2px; }

.meta {
  font-family: var(--mono);
  font-size: 10px;
  line-height: 14px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--faint);
}

.brand {
  display: flex;
  align-items: center;
  gap: 8px;
}
.brand__chip {
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--acc-ink);
  background: var(--acc-soft);
  border-radius: 999px;
  padding: 3px 8px;
}

h1 {
  margin: 8px 0 0;
  font-family: var(--sans-semi);
  font-weight: normal;
  font-size: 24px;
  line-height: 30px;
  letter-spacing: -0.02em;
}

.lead {
  margin: 6px 0 0;
  font-size: 13.5px;
  line-height: 19px;
  color: var(--muted);
}

/* ── Karta a formulář ─────────────────────────────────────────────────── */

.card {
  background: var(--surf);
  border: 1px solid var(--line);
  border-radius: var(--r-card);
  padding: 22px 20px 20px;
}
.card + .card { margin-top: 12px; }

.field { margin-bottom: 16px; }

.field__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 16px;
  margin-bottom: 7px;
}

.field__hint { color: var(--faint); text-transform: none; letter-spacing: 0; font-family: var(--sans); font-size: 11.5px; }

.input {
  display: block;
  width: 100%;
  min-height: var(--tap);
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: var(--r-field);
  background: var(--surf2);
  color: var(--ink);
  font-family: var(--sans);
  /* 16 px: menší písmo v poli iOS při kliknutí přiblíží celou stránku. */
  font-size: 16px;
  line-height: 22px;
  outline: none;
  transition: border-color .15s ease, box-shadow .15s ease, background-color .15s ease;
  -webkit-appearance: none;
          appearance: none;
}
.input::placeholder { color: var(--faint); opacity: 1; }
.input:hover { border-color: var(--line-strong); }
.input:focus {
  border-color: var(--acc);
  background: var(--surf);
  box-shadow: 0 0 0 3px var(--acc-soft);
}

.input--code {
  font-family: var(--mono-semi);
  font-size: 26px;
  line-height: 32px;
  letter-spacing: 0.32em;
  text-align: center;
  padding-left: calc(14px + 0.32em);
}

.link-btn {
  appearance: none;
  border: 0;
  background: none;
  padding: 4px 2px;
  margin: -4px -2px;
  font-family: var(--sans-medium);
  font-size: 12px;
  color: var(--acc);
  cursor: pointer;
  border-radius: 6px;
}
.link-btn:hover { color: var(--acc-ink); }

.btn {
  display: flex;
  width: 100%;
  min-height: var(--tap);
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0 20px;
  border: 0;
  border-radius: 999px;
  background: var(--acc);
  color: #fff;
  font-family: var(--sans-semi);
  font-size: 15px;
  text-decoration: none;
  cursor: pointer;
  transition: transform .12s ease, filter .15s ease;
}
.btn:hover { filter: brightness(1.06); }
.btn:active { transform: scale(0.98); }
.btn[disabled] { opacity: .6; cursor: default; }
.btn svg { width: 16px; height: 16px; }

.btn--ghost {
  background: transparent;
  color: var(--muted);
  font-family: var(--sans-medium);
  font-size: 13px;
  min-height: 40px;
  margin-top: 6px;
}
.btn--ghost:hover { color: var(--ink); filter: none; }

.btn--soft {
  background: var(--surf2);
  color: var(--ink);
  border: 1px solid var(--line);
  font-family: var(--sans-medium);
  font-size: 14px;
}

:focus-visible { outline: 2px solid var(--acc); outline-offset: 2px; }
.input:focus-visible { outline: none; }

/* ── Hlášky ───────────────────────────────────────────────────────────── */

.notice {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  margin-bottom: 16px;
  padding: 11px 13px;
  border-radius: var(--r-field);
  background: var(--danger-soft);
  color: var(--danger);
  font-size: 13px;
  line-height: 18px;
}
.notice svg { flex: none; width: 16px; height: 16px; margin-top: 1px; }
.notice--warn { background: var(--warn-soft); color: var(--warn); }
.notice--ok { background: var(--ok-soft); color: var(--ok); }
.notice--info { background: var(--acc-soft); color: var(--acc-ink); }

.foot {
  margin: 20px 0 0;
  text-align: center;
  font-size: 11.5px;
  line-height: 16.5px;
  color: var(--faint);
}
.foot a { color: var(--muted); }

/* ── Nastavení účtu správce ───────────────────────────────────────────── */

.step { display: flex; gap: 12px; }
.step + .step { margin-top: 22px; padding-top: 20px; border-top: 1px solid var(--line); }
.step__num {
  flex: none;
  width: 24px;
  height: 24px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  background: var(--acc-soft);
  color: var(--acc-ink);
  font-family: var(--mono-semi);
  font-size: 11px;
}
.step__body { flex: 1; min-width: 0; }
.step__title { margin: 2px 0 4px; font-family: var(--sans-semi); font-size: 15px; line-height: 20px; }
.step__text { margin: 0 0 14px; color: var(--muted); font-size: 13px; line-height: 18px; }

.qr {
  display: block;
  width: 184px;
  height: 184px;
  margin: 0 0 12px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: #fff;
  padding: 6px;
  image-rendering: pixelated;
}

.secret {
  display: block;
  width: 100%;
  padding: 10px 12px;
  border-radius: var(--r-field);
  background: var(--surf2);
  border: 1px dashed var(--line-strong);
  font-family: var(--mono-semi);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--ink);
  word-spacing: 0.2em;
  overflow-wrap: break-word;
  user-select: all;
}

.codes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin: 0 0 14px;
  padding: 0;
  list-style: none;
}
.codes li {
  padding: 10px 8px;
  border-radius: 10px;
  background: var(--surf2);
  border: 1px solid var(--line);
  text-align: center;
  font-family: var(--mono-semi);
  font-size: 14px;
  letter-spacing: 0.05em;
}

.only-mobile { display: none; }
@media (hover: none) and (pointer: coarse) {
  .only-mobile { display: flex; }
}

/* ── Nástup ───────────────────────────────────────────────────────────── */

@media (prefers-reduced-motion: no-preference) {
  .rise { animation: rise .45s cubic-bezier(.2, .7, .3, 1) both; }
  .rise-2 { animation-delay: .06s; }
  @keyframes rise {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: none; }
  }
}