/* ==========================================================================
   PartyStyl Pošta — design systém shodný s Akcemi a HUBem
   ========================================================================== */

:root {
  --bg: #f4f8fa;
  --paper: #ffffff;
  --surface-2: #e9eff3;
  --ink: #223640;
  --ink-soft: #5c7480;
  --ink-faint: #93a7b1;
  --line: #dbe5ea;
  --blue: #0090cc;
  --blue-dark: #006189;
  --blue-soft: #e6f5fc;
  --gold: #b4671a;
  --gold-soft: #fdf4e7;
  --ok: #128a5e;
  --ok-soft: #e8f7f0;
  --zla: #b3403a;
  --zla-soft: #fbeceb;
  --fialova: #6b4fbb;
  --fialova-soft: #f1edfb;
  --r: 14px;
  --r-sm: 9px;
  --shadow: 0 1px 2px rgba(34, 54, 64, .04), 0 8px 26px rgba(34, 54, 64, .07);
  --sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --serif: 'Fraunces', Georgia, 'Times New Roman', serif;
  --hlavicka: 58px;
}

*, *::before, *::after { box-sizing: border-box; }
html, body, #app { height: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: var(--sans); font-size: 14.5px; line-height: 1.5;
  -webkit-font-smoothing: antialiased; overflow: hidden;
}
h1, h2, h3 { font-family: var(--serif); font-weight: 500; line-height: 1.15; letter-spacing: -.015em; margin: 0; }
h2 { font-size: 1.3rem; }
h3 { font-family: var(--sans); font-size: .95rem; font-weight: 600; }
p { margin: 0; }
a { color: var(--blue-dark); }
button, input, select, textarea { font: inherit; color: inherit; }
.skryte { display: none !important; }
.slabe { color: var(--ink-soft); }
.drobne { font-size: .82rem; }

/* ---- tlačítka ---- */
.tl {
  display: inline-flex; align-items: center; gap: 6px; justify-content: center;
  border: 1px solid var(--line); background: var(--paper); border-radius: var(--r-sm);
  padding: 7px 12px; cursor: pointer; font-weight: 500; font-size: .9rem; white-space: nowrap;
  transition: background .12s, border-color .12s;
}
.tl:hover { background: var(--surface-2); }
.tl:disabled { opacity: .5; cursor: default; }
.tl.hlavni { background: var(--blue); border-color: var(--blue); color: #fff; }
.tl.hlavni:hover { background: var(--blue-dark); }
.tl.ok { background: var(--ok); border-color: var(--ok); color: #fff; }
.tl.zla { color: var(--zla); }
.tl.male { padding: 4px 9px; font-size: .82rem; }
.tl.ikona { padding: 7px 9px; }
.tl.bez { border-color: transparent; background: transparent; }
.tl.bez:hover { background: var(--surface-2); }
.ik { width: 17px; height: 17px; flex: none; stroke: currentColor; fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

input[type=text], input[type=email], input[type=password], input[type=search], input[type=date], input[type=time], input[type=number], select, textarea {
  border: 1px solid var(--line); border-radius: var(--r-sm); padding: 8px 10px; background: var(--paper); width: 100%;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--blue-soft); border-color: var(--blue); }
label.pole { display: block; font-size: .8rem; color: var(--ink-soft); margin-bottom: 10px; }
label.pole > input, label.pole > select, label.pole > textarea { margin-top: 3px; font-size: .92rem; color: var(--ink); }

/* ---- přihlášení ---- */
.prihlaseni { display: grid; place-items: center; height: 100%; padding: 16px; }
.prihlaseni form { background: var(--paper); padding: 28px; border-radius: var(--r); box-shadow: var(--shadow); width: 100%; max-width: 360px; }
.prihlaseni h1 { font-size: 1.6rem; margin-bottom: 4px; }
.prihlaseni .chyba { color: var(--zla); font-size: .88rem; margin: 8px 0; }

/* ---- hlavní rozložení ---- */
.appka { display: grid; grid-template-rows: var(--hlavicka) minmax(0, 1fr); height: 100%; overflow: hidden; }
.hlavicka {
  display: flex; align-items: center; gap: 12px; padding: 0 14px;
  background: var(--paper); border-bottom: 1px solid var(--line);
}
.logo { font-family: var(--serif); font-size: 1.35rem; display: flex; align-items: center; gap: 8px; white-space: nowrap; }
.logo b { color: var(--blue); font-weight: 600; }
.hledani { flex: 1; max-width: 560px; position: relative; }
.hledani input { padding-left: 34px; background: var(--bg); }
.hledani .ik { position: absolute; left: 10px; top: 50%; transform: translateY(-50%); color: var(--ink-faint); }
.hlavicka .vpravo { margin-left: auto; display: flex; gap: 8px; align-items: center; }
.ja { font-size: .85rem; color: var(--ink-soft); }

.plocha { display: grid; grid-template-columns: 236px minmax(320px, 420px) minmax(0, 1fr); min-height: 0; overflow: hidden; }

/* ---- levý panel ---- */
.bok { border-right: 1px solid var(--line); overflow-y: auto; padding: 12px 8px 40px; background: var(--bg); }
.bok .napsat { width: 100%; margin-bottom: 12px; padding: 10px; font-size: .95rem; }
.polozka {
  display: flex; align-items: center; gap: 8px; padding: 6px 10px; border-radius: var(--r-sm);
  cursor: pointer; color: var(--ink); font-size: .9rem; user-select: none;
}
.polozka:hover { background: var(--surface-2); }
.polozka.vybrana { background: var(--blue-soft); color: var(--blue-dark); font-weight: 600; }
.polozka .pocet { margin-left: auto; font-size: .78rem; font-weight: 600; color: var(--ink-soft); }
.polozka.vybrana .pocet { color: var(--blue-dark); }
.polozka.zarazeni.ceka { background: var(--gold-soft); color: var(--gold); font-weight: 600; }
.polozka.zarazeni.ceka.vybrana { outline: 2px solid var(--gold); }
.polozka.cil { outline: 2px dashed var(--blue); }
.schranka-nadpis {
  display: flex; align-items: center; gap: 8px; margin: 16px 4px 4px; font-size: .76rem;
  text-transform: uppercase; letter-spacing: .06em; color: var(--ink-soft); font-weight: 600; cursor: pointer;
}
.schranka-nadpis .tecka, .tecka { width: 9px; height: 9px; border-radius: 50%; flex: none; }
.schranka-nadpis .chyba-schranky { color: var(--zla); text-transform: none; letter-spacing: 0; font-weight: 500; }
.slozka { padding-left: 22px; }
.bok .dole { margin-top: 18px; border-top: 1px solid var(--line); padding-top: 10px; }

/* ---- seznam ---- */
.seznam { border-right: 1px solid var(--line); display: flex; flex-direction: column; min-height: 0; background: var(--paper); }
.seznam-hlava { padding: 12px 14px 8px; border-bottom: 1px solid var(--line); }
.seznam-hlava h2 { font-size: 1.15rem; display: flex; align-items: center; gap: 8px; }
.filtry { display: flex; gap: 6px; margin-top: 8px; flex-wrap: wrap; }
.filtr { border: 1px solid var(--line); background: var(--paper); border-radius: 99px; padding: 2px 10px; font-size: .8rem; cursor: pointer; }
.filtr.vybrany { background: var(--ink); border-color: var(--ink); color: #fff; }
.hromadne { display: flex; gap: 6px; align-items: center; padding: 8px 14px; background: var(--blue-soft); border-bottom: 1px solid var(--line); font-size: .85rem; }
.radky { overflow-y: auto; flex: 1; }
.radek {
  display: grid; grid-template-columns: 22px 1fr auto; gap: 0 8px; padding: 10px 14px 10px 10px;
  border-bottom: 1px solid var(--line); cursor: pointer; position: relative;
}
.radek:hover { background: #f8fbfc; }
.radek.vybrany { background: var(--blue-soft); }
.radek.vybrany::before { content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 3px; background: var(--blue); }
.radek .zaskrt { grid-row: 1 / 4; padding-top: 2px; }
.radek .zaskrt input { width: 15px; height: 15px; cursor: pointer; }
.radek .kdo { font-size: .9rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.radek .kdy { font-size: .78rem; color: var(--ink-soft); white-space: nowrap; text-align: right; }
.radek .predmet { grid-column: 2 / 4; font-size: .87rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.radek .nahled { grid-column: 2 / 4; font-size: .8rem; color: var(--ink-soft); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.radek .stitky { grid-column: 2 / 4; display: flex; gap: 6px; margin-top: 5px; flex-wrap: wrap; align-items: center; }
.radek.neprecteny .kdo, .radek.neprecteny .predmet { font-weight: 650; }
.radek.neprecteny::after { content: ''; position: absolute; left: 4px; top: 16px; width: 7px; height: 7px; border-radius: 50%; background: var(--blue); }
.radek.neprecteny .zaskrt { visibility: hidden; }
.radek:hover .zaskrt, .radek.zaskrtnuty .zaskrt { visibility: visible; }
.vlajka { color: var(--zla); }
.vlakno-pocet { font-size: .72rem; background: var(--surface-2); border-radius: 99px; padding: 0 6px; color: var(--ink-soft); margin-left: 4px; font-weight: 600; }
.prazdno { padding: 40px 20px; text-align: center; color: var(--ink-soft); }
.nacitam { padding: 24px; text-align: center; color: var(--ink-faint); }

.stitek {
  display: inline-flex; align-items: center; gap: 5px; font-size: .74rem; padding: 1px 8px; border-radius: 99px;
  background: var(--blue-soft); color: var(--blue-dark); font-weight: 600; max-width: 100%;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.stitek.navrh { background: transparent; border: 1px dashed var(--fialova); color: var(--fialova); font-weight: 500; }
.stitek.poptavka { background: var(--gold-soft); color: var(--gold); }
.stitek.schr { background: var(--surface-2); color: var(--ink-soft); font-weight: 500; }

/* ---- čtení ---- */
.cteni { overflow-y: auto; min-height: 0; background: var(--bg); position: relative; }
.cteni .prazdno { margin-top: 15vh; }
.cteni-vnitrek { max-width: 980px; margin: 0 auto; padding: 16px 20px 60px; }

.akce-panel {
  background: var(--paper); border-radius: var(--r); box-shadow: var(--shadow); padding: 12px 14px;
  margin-bottom: 14px; border-left: 4px solid var(--blue);
}
.akce-panel.navrh { border-left-color: var(--fialova); }
.akce-panel.zadna { border-left-color: var(--line); }
.akce-panel .radka { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.akce-panel .co { font-size: .78rem; text-transform: uppercase; letter-spacing: .05em; color: var(--ink-soft); font-weight: 600; }
.akce-panel .nazev-akce { font-weight: 650; font-size: 1rem; }
.akce-panel .duvod { font-size: .85rem; color: var(--ink-soft); margin-top: 4px; }
.akce-panel .tlacitka { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 10px; }
.akce-panel .vice-akci { margin-top: 6px; display: flex; gap: 6px; flex-wrap: wrap; }
.vyber-zarazeni.zmena { background: var(--ok-soft); color: var(--ok); }
.vyber-zarazeni { width: auto; max-width: 300px; padding: 4px 8px; font-size: .85rem; font-weight: 600; color: var(--blue-dark); background: var(--blue-soft); border-color: transparent; }
.jistota { font-size: .74rem; color: var(--fialova); background: var(--fialova-soft); border-radius: 99px; padding: 1px 7px; font-weight: 600; }

.nastroje { display: flex; gap: 4px; flex-wrap: wrap; margin-bottom: 12px; align-items: center; }
.nastroje .mezera { flex: 1; }
.cteni h1.predmet { font-family: var(--serif); font-size: 1.45rem; margin: 4px 0 14px; word-break: break-word; }

.zprava { background: var(--paper); border-radius: var(--r); box-shadow: var(--shadow); margin-bottom: 10px; overflow: hidden; }
.zprava-hlava { display: flex; gap: 10px; padding: 12px 14px; align-items: flex-start; cursor: pointer; }
.avatar {
  width: 36px; height: 36px; border-radius: 50%; display: grid; place-items: center; flex: none;
  font-weight: 600; font-size: .85rem; color: #fff; background: var(--ink-faint);
}
.zprava-hlava .kdo-kde { flex: 1; min-width: 0; }
.zprava-hlava .od { font-weight: 600; }
.zprava-hlava .od span { font-weight: 400; color: var(--ink-soft); font-size: .85rem; }
.zprava-hlava .komu { font-size: .8rem; color: var(--ink-soft); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.zprava-hlava .kdy { font-size: .8rem; color: var(--ink-soft); white-space: nowrap; }
.zprava.sbalena .zprava-hlava .komu { white-space: nowrap; }
.zprava.sbalena .telo, .zprava.sbalena .prilohy-mailu, .zprava.sbalena .obrazky-lista { display: none; }
.zprava.nase .avatar { background: var(--blue); }
.zprava .telo { padding: 0 14px 14px 60px; }
.zprava .telo iframe { width: 100%; border: 0; display: block; min-height: 60px; background: #fff; }
.zprava .telo pre { white-space: pre-wrap; word-break: break-word; font-family: var(--sans); margin: 0; font-size: .93rem; }
.obrazky-lista { margin: 0 14px 10px 60px; padding: 6px 10px; background: var(--gold-soft); border-radius: var(--r-sm); font-size: .82rem; display: flex; gap: 8px; align-items: center; }
.prilohy-mailu { display: flex; flex-wrap: wrap; gap: 8px; padding: 0 14px 14px 60px; }
.priloha {
  display: flex; align-items: center; gap: 8px; border: 1px solid var(--line); border-radius: var(--r-sm);
  padding: 6px 8px 6px 10px; font-size: .84rem; background: var(--paper); max-width: 100%;
}
.priloha .jmeno { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 220px; cursor: pointer; }
.priloha .jmeno:hover { text-decoration: underline; }
.priloha .vel { color: var(--ink-faint); font-size: .76rem; }
.priloha .v-akci { color: var(--ok); font-size: .76rem; font-weight: 600; }

/* ---- okna ---- */
.zaclona { position: fixed; inset: 0; background: rgba(20, 35, 42, .38); display: grid; place-items: center; z-index: 50; padding: 16px; }
.okno {
  background: var(--paper); border-radius: var(--r); box-shadow: 0 20px 60px rgba(0,0,0,.25);
  width: 100%; max-width: 560px; max-height: calc(100vh - 32px); display: flex; flex-direction: column;
}
.okno.siroke { max-width: 860px; }
.okno-hlava { display: flex; align-items: center; gap: 10px; padding: 14px 18px; border-bottom: 1px solid var(--line); }
.okno-hlava h2 { font-size: 1.15rem; flex: 1; }
.okno-telo { padding: 16px 18px; overflow-y: auto; }
.okno-pata { display: flex; gap: 8px; padding: 12px 18px; border-top: 1px solid var(--line); justify-content: flex-end; flex-wrap: wrap; align-items: center; }
.okno-pata .vlevo { margin-right: auto; display: flex; gap: 8px; align-items: center; }
.dve { display: grid; grid-template-columns: 1fr 1fr; gap: 0 12px; }
.tri { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 0 12px; }

.vyber-akce .moznost {
  display: flex; gap: 10px; align-items: flex-start; padding: 9px 10px; border-radius: var(--r-sm); cursor: pointer;
  border: 1px solid transparent;
}
.vyber-akce .moznost:hover { background: var(--surface-2); }
.vyber-akce .moznost.doporucena { border-color: var(--fialova); background: var(--fialova-soft); }
.vyber-akce .moznost .info { flex: 1; min-width: 0; }
.vyber-akce .moznost .n { font-weight: 600; }
.vyber-akce .moznost .d { font-size: .8rem; color: var(--ink-soft); }
.vyber-akce .moznost.hotova .n { color: var(--ink-soft); text-decoration: line-through; }
.vyber-akce .seznam-akci { margin-top: 10px; max-height: 50vh; overflow-y: auto; }

/* ---- psaní ---- */
.psani { position: fixed; right: 20px; bottom: 0; width: min(760px, calc(100vw - 40px)); height: min(86vh, 820px);
  background: var(--paper); border-radius: var(--r) var(--r) 0 0; box-shadow: 0 -4px 50px rgba(0,0,0,.22);
  z-index: 40; display: flex; flex-direction: column; }
.psani.velke { right: 50%; transform: translateX(50%); width: min(1100px, calc(100vw - 40px)); height: calc(100vh - 30px); }
.psani.male { height: 48px; overflow: hidden; }
.psani-hlava { display: flex; align-items: center; gap: 8px; padding: 10px 14px; background: var(--ink); color: #fff; border-radius: var(--r) var(--r) 0 0; cursor: pointer; }
.psani-hlava .nadpis { flex: 1; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.psani-hlava button { background: transparent; border: 0; color: #fff; cursor: pointer; padding: 2px 6px; border-radius: 6px; }
.psani-hlava button:hover { background: rgba(255,255,255,.15); }
.psani-pole { border-bottom: 1px solid var(--line); }
.psani-pole .radka { display: flex; align-items: center; gap: 8px; padding: 2px 14px; border-bottom: 1px solid var(--line); position: relative; }
.psani-pole .radka:last-child { border-bottom: 0; }
.psani-pole .radka > span:first-child { width: 86px; font-size: .84rem; color: var(--ink-soft); flex: none; }
.psani-pole input, .psani-pole select { border: 0; padding: 8px 0; background: transparent; }
.psani-pole input:focus, .psani-pole select:focus { outline: none; }
.psani-pole .akce-volba { display: flex; align-items: center; gap: 6px; flex: 1; min-width: 0; padding: 6px 0; }
.naseptavac { position: absolute; left: 108px; top: 100%; z-index: 5; background: var(--paper); border: 1px solid var(--line); border-radius: var(--r-sm); box-shadow: var(--shadow); min-width: 300px; }
.naseptavac div { padding: 7px 12px; cursor: pointer; font-size: .88rem; }
.naseptavac div:hover, .naseptavac div.aktivni { background: var(--blue-soft); }
.naseptavac small { color: var(--ink-soft); }
.editor-lista { display: flex; gap: 2px; padding: 4px 10px; border-bottom: 1px solid var(--line); }
.editor-lista button { border: 0; background: transparent; padding: 5px 8px; border-radius: 6px; cursor: pointer; font-weight: 600; min-width: 30px; }
.editor-lista button:hover { background: var(--surface-2); }
.editor { flex: 1; overflow-y: auto; padding: 14px 16px; outline: none; font-size: .95rem; line-height: 1.55; }
.editor blockquote { border-left: 3px solid var(--line); margin: 8px 0 0; padding-left: 12px; color: var(--ink-soft); }
.editor .podpis { color: var(--ink-soft); }
.psani-prilohy { border-top: 1px solid var(--line); padding: 8px 14px; display: flex; flex-direction: column; gap: 6px; max-height: 32%; overflow-y: auto; }
.psani-prilohy:empty { display: none; }
.pr-radek { display: flex; align-items: center; gap: 10px; font-size: .85rem; flex-wrap: wrap; }
.pr-radek .jmeno { font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 280px; }
.pr-radek .do-akce { display: flex; align-items: center; gap: 6px; margin-left: auto; color: var(--ink-soft); }
.pr-radek .do-akce select { width: auto; padding: 3px 6px; font-size: .82rem; max-width: 260px; }
.pr-radek .do-akce.zapnuto { color: var(--ok); font-weight: 600; }
.psani-pata { display: flex; gap: 8px; padding: 10px 14px; border-top: 1px solid var(--line); align-items: center; flex-wrap: wrap; }
.psani-pata .stav-konceptu { font-size: .78rem; color: var(--ink-faint); margin-left: auto; }
.pretahni { position: absolute; inset: 0; background: rgba(0,144,204,.08); border: 3px dashed var(--blue); border-radius: var(--r); display: grid; place-items: center; font-weight: 600; color: var(--blue-dark); z-index: 3; pointer-events: none; }

/* ---- hlášky ---- */
.hlasky { position: fixed; left: 50%; bottom: 22px; transform: translateX(-50%); z-index: 90; display: flex; flex-direction: column; gap: 8px; align-items: center; }
.hlaska { background: var(--ink); color: #fff; padding: 10px 16px; border-radius: 10px; box-shadow: var(--shadow); font-size: .9rem; display: flex; gap: 12px; align-items: center; max-width: 90vw; }
.hlaska.chyba { background: var(--zla); }
.hlaska button { background: transparent; color: #9fe0ff; border: 0; cursor: pointer; font-weight: 600; }

/* ---- nastavení ---- */
.schranka-karta { display: flex; align-items: center; gap: 10px; padding: 10px; border: 1px solid var(--line); border-radius: var(--r-sm); margin-bottom: 8px; }
.schranka-karta .info { flex: 1; min-width: 0; }
.slozky-nast { display: flex; flex-direction: column; gap: 4px; margin: 4px 0 8px 20px; font-size: .85rem; }
.slozky-nast label { display: flex; gap: 8px; align-items: center; }
.slozka-radek { display: flex; gap: 6px; align-items: center; }
.slozka-radek .jmeno-slozky { flex: 1; }
.hvezda { color: var(--ink-faint); font-size: 1rem; padding: 0 6px; }
.hvezda.zapnuta { color: var(--gold); }
.tlacitka-karty { display: flex; gap: 6px; flex-wrap: wrap; justify-content: flex-end; }
details.pokrocile summary { cursor: pointer; font-size: .85rem; color: var(--ink-soft); margin: 4px 0 10px; }
.napoveda { font-size: .8rem; color: var(--ink-soft); background: var(--bg); padding: 8px 10px; border-radius: var(--r-sm); margin-bottom: 12px; }

.zpet-mobil, .napsat-mobil { display: none; }

/* ---- telefon ---- */
@media (max-width: 900px) {
  .plocha { grid-template-columns: 1fr; grid-template-rows: minmax(0, 1fr); }
  .bok, .seznam, .cteni { display: none; }
  body[data-krok="bok"] .bok, body[data-krok="seznam"] .seznam, body[data-krok="cteni"] .cteni { display: flex; flex-direction: column; }
  body[data-krok="bok"] .bok { display: block; }
  body[data-krok="cteni"] .cteni { display: block; }
  .zpet-mobil { display: inline-flex; }
  .seznam { position: relative; }
  .napsat-mobil { display: inline-flex; position: absolute; right: 16px; bottom: calc(18px + env(safe-area-inset-bottom)); padding: 12px 18px; border-radius: 99px; box-shadow: var(--shadow); }
  .hledani { max-width: none; }
  .logo span.slovo, .ja { display: none; }
  .cteni-vnitrek { padding: 12px 12px 60px; }
  .zprava .telo, .prilohy-mailu { padding-left: 14px; }
  .obrazky-lista { margin-left: 14px; }
  .psani, .psani.velke { inset: 0; width: 100%; height: 100%; transform: none; border-radius: 0; right: 0; }
  .psani-hlava { border-radius: 0; }
  .dve, .tri { grid-template-columns: 1fr; }
  .radek .zaskrt { visibility: visible; }
  .radek.neprecteny .zaskrt { visibility: visible; }
  .radek.neprecteny::after { left: 2px; }
}

@keyframes tocit { to { transform: rotate(360deg); } }
.tocit .ik { animation: tocit 1s linear infinite; }