/* ==========================================================================
   Developer — design systém v2 (premium, mobile-first, light + dark)
   Tokeny: pozadí, plochy, text, linky, accent, success/warning/danger.
   ========================================================================== */

:root {
  /* ── Světlý režim: teplá perleť ─────────────────────────────────────── */
  --bg: #f8faff;
  --bg-2: #f3f5ff;
  --surface: rgba(255,255,255,.72);
  --surface-2: rgba(255,255,255,.55);      /* elevated / subtle */
  --surface-3: rgba(255,255,255,.38);
  --overlay: rgba(39,52,95,.30);

  --text: #27345f;           /* primary */
  --text-2: #6873a5;         /* secondary */
  --muted: #7b86b8;
  --faint: #9aa4cf;

  --border: rgba(128,145,230,.18);
  --border-2: rgba(128,145,230,.32);

  --accent: #4f8cff;
  --accent-hover: #6868f7;
  --accent-strong: #6868f7;
  --accent-contrast: #ffffff;
  --accent-soft: color-mix(in srgb, var(--accent) 11%, var(--surface));
  --accent-line: color-mix(in srgb, var(--accent) 28%, transparent);

  --success: #0f9d58;
  --success-soft: #e6f6ed;
  --warning: #b45309;
  --warning-soft: #fdf3e3;
  --danger: #c0392b;
  --danger-soft: #fbeeec;

  /* ── Tvary a stíny ──────────────────────────────────────────────────── */
  --r-xs: 10px; --r-sm: 14px; --r: 18px; --r-lg: 24px; --r-pill: 999px;
  --sh-1: 0 1px 2px rgba(90,110,200,.10), 0 1px 1px rgba(90,110,200,.06);
  --sh-2: 0 2px 8px rgba(90,110,200,.12), 0 12px 28px -12px rgba(120,110,240,.22);
  --sh-3: 0 18px 44px -18px rgba(120,110,240,.30), 0 2px 10px rgba(90,110,200,.10);
  --sh-pop: 0 34px 80px -26px rgba(120,110,240,.36);

  /* ── Rytmus ─────────────────────────────────────────────────────────── */
  --sp-1: .25rem; --sp-2: .5rem; --sp-3: .75rem; --sp-4: 1rem; --sp-5: 1.5rem; --sp-6: 2rem;

  --ring: 0 0 0 3px color-mix(in srgb, var(--accent) 28%, transparent);
  --nav-w: 244px;
  --content-w: 1140px;
  --font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

html[data-theme="dark"] {
  /* ── Tmavý režim: antracit (ne čistě černá) ─────────────────────────── */
  --bg: #0f1330;
  --bg-2: #131a3d;
  --surface: rgba(30,36,74,.72);
  --surface-2: rgba(38,46,92,.60);      /* elevated */
  --surface-3: rgba(48,58,110,.50);
  --overlay: rgba(0, 0, 0, .58);

  --text: #eaf0ff;
  --text-2: #b9c4ee;
  --muted: #9aa1af;
  --faint: #6f7787;

  --border: #262c37;
  --border-2: #333b48;

  --accent: #8b83ff;
  --accent-hover: #7a71f5;
  --accent-strong: #7a71f5;
  --accent-contrast: #14111f;
  --accent-soft: color-mix(in srgb, var(--accent) 16%, var(--surface));
  --accent-line: color-mix(in srgb, var(--accent) 34%, transparent);

  --success: #4ad295;
  --success-soft: rgba(74, 210, 149, .13);
  --warning: #f0b451;
  --warning-soft: rgba(240, 180, 81, .13);
  --danger: #f0736a;
  --danger-soft: rgba(240, 115, 106, .13);

  --sh-1: 0 1px 2px rgba(0, 0, 0, .45);
  --sh-2: 0 4px 16px -6px rgba(0, 0, 0, .6);
  --sh-3: 0 16px 38px -16px rgba(0, 0, 0, .7);
  --sh-pop: 0 30px 72px -26px rgba(0, 0, 0, .8);
}

/* Akcenty — tlumené, přístupné -------------------------------------------- */
html[data-accent="blue"]    { --accent: #4f8cff; --accent-hover: #6868f7; --accent-strong: #6868f7; --accent-contrast: #fff; }
html[data-accent="rose"]    { --accent: #f2a6dc; --accent-hover: #d583ff; --accent-strong: #d583ff; --accent-contrast: #3a2340; }
html[data-accent="violet"]  { --accent: #9b6cff; --accent-hover: #8b6df6; --accent-strong: #8b6df6; --accent-contrast: #fff; }
html[data-accent="emerald"] { --accent: #0f9d58; --accent-hover: #0b7f46; --accent-strong: #0b7f46; --accent-contrast: #fff; }
html[data-accent="amber"]   { --accent: #c9a227; --accent-hover: #b18f1d; --accent-strong: #a8841a; --accent-contrast: #241c05; }
html[data-accent="slate"]   { --accent: #64748b; --accent-hover: #4b5563; --accent-strong: #4b5563; --accent-contrast: #fff; }
html[data-theme="dark"][data-accent="blue"]    { --accent: #8b83ff; --accent-hover: #7a71f5; --accent-strong: #7a71f5; --accent-contrast: #14111f; }
html[data-theme="dark"][data-accent="rose"]    { --accent: #f07fa6; --accent-contrast: #211016; }
html[data-theme="dark"][data-accent="violet"]  { --accent: #b39bff; --accent-contrast: #17102a; }
html[data-theme="dark"][data-accent="emerald"] { --accent: #4ad295; --accent-contrast: #08231a; }
html[data-theme="dark"][data-accent="amber"]   { --accent: #e0c25e; --accent-contrast: #241c05; }
html[data-theme="dark"][data-accent="slate"]   { --accent: #93a2b8; --accent-contrast: #12151b; }

/* Reset ------------------------------------------------------------------- */
* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(1100px 520px at 100% -12%, color-mix(in srgb, var(--accent) 7%, transparent) 0%, transparent 60%),
    radial-gradient(900px 480px at -8% 108%, color-mix(in srgb, var(--accent) 5%, transparent) 0%, transparent 60%),
    var(--bg);
  background-attachment: fixed;
  font-family: var(--font);
  font-size: 15.5px;
  line-height: 1.55;
  font-feature-settings: "cv11", "ss01";
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overscroll-behavior-y: none;
}
h1, h2, h3, h4 { margin: 0; font-weight: 700; letter-spacing: -.022em; line-height: 1.2; color: var(--text); }
p { margin: 0; }
button, input, select, textarea { font: inherit; color: inherit; }
a { color: var(--accent-strong); text-decoration: none; }
a:hover { text-decoration: underline; }
::selection { background: color-mix(in srgb, var(--accent) 20%, transparent); }
:focus-visible { outline: none; box-shadow: var(--ring); border-radius: var(--r-sm); }
::placeholder { color: var(--faint); }
img { max-width: 100%; }

.app { min-height: 100dvh; }

/* Scrollbary -------------------------------------------------------------- */
* { scrollbar-width: thin; scrollbar-color: var(--border-2) transparent; }
*::-webkit-scrollbar { width: 10px; height: 10px; }
*::-webkit-scrollbar-thumb { background: var(--border-2); border-radius: 999px; border: 3px solid transparent; background-clip: padding-box; }
*::-webkit-scrollbar-track { background: transparent; }

/* Tlačítka ---------------------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  height: 40px; padding: 0 1rem; border: 1px solid transparent; border-radius: var(--r-sm);
  background: var(--accent); color: var(--accent-contrast); font-weight: 600; font-size: .93rem;
  cursor: pointer; white-space: nowrap;
  transition: transform .06s ease, background-color .18s ease, border-color .18s ease, color .18s ease, box-shadow .18s ease, opacity .18s ease;
  box-shadow: var(--sh-1);
}
.btn:hover { background: var(--accent-hover); }
.btn:active { transform: translateY(1px); }
.btn:disabled, .btn[aria-disabled="true"] { opacity: .5; cursor: not-allowed; }
.btn svg { width: 17px; height: 17px; }
.btn.ghost { background: transparent; color: var(--text-2); border-color: var(--border); box-shadow: none; }
.btn.ghost:hover { background: var(--surface-2); color: var(--text); border-color: var(--border-2); }
.btn.subtle { background: var(--surface-2); color: var(--text); border-color: var(--border); box-shadow: none; }
.btn.subtle:hover { background: var(--surface-3); }
.btn.danger { background: transparent; color: var(--danger); border-color: color-mix(in srgb, var(--danger) 32%, transparent); box-shadow: none; }
.btn.danger:hover { background: var(--danger-soft); }
.btn.icon { width: 38px; height: 38px; padding: 0; border-radius: var(--r-sm); }
.btn.sm { height: 32px; padding: 0 .7rem; font-size: .85rem; border-radius: var(--r-xs); }
.btn.sm svg { width: 15px; height: 15px; }
.btn.lg { height: 44px; padding: 0 1.15rem; }
.btn.block { width: 100%; }
.btn[data-loading="true"] { pointer-events: none; opacity: .7; }

/* Formuláře --------------------------------------------------------------- */
.field { display: block; margin-bottom: var(--sp-3); }
.field > span { display: block; font-size: .78rem; font-weight: 600; color: var(--text-2); margin-bottom: .32rem; letter-spacing: .01em; }
.input, select.input, textarea.input {
  width: 100%; height: 40px; padding: 0 .75rem; border-radius: var(--r-sm);
  border: 1px solid var(--border-2); background: var(--surface); color: var(--text);
  transition: border-color .15s ease, box-shadow .15s ease, background-color .2s ease;
}
textarea.input { height: auto; min-height: 84px; padding: .6rem .75rem; resize: vertical; line-height: 1.5; }
select.input { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--faint) 50%), linear-gradient(135deg, var(--faint) 50%, transparent 50%); background-position: right 14px center, right 9px center; background-size: 5px 5px, 5px 5px; background-repeat: no-repeat; padding-right: 2rem; cursor: pointer; }
.input:hover { border-color: color-mix(in srgb, var(--border-2) 70%, var(--muted)); }
.input:focus { outline: none; border-color: var(--accent); box-shadow: var(--ring); }

/* Značky / chyby / toast -------------------------------------------------- */
.err { background: var(--danger-soft); color: var(--danger); border: 1px solid color-mix(in srgb, var(--danger) 26%, transparent);
  padding: .55rem .8rem; border-radius: var(--r-sm); font-size: .87rem; margin-bottom: var(--sp-3); }
.ok-box { background: var(--success-soft); color: var(--success); border: 1px solid color-mix(in srgb, var(--success) 26%, transparent);
  padding: .55rem .8rem; border-radius: var(--r-sm); font-size: .87rem; }
.hint { color: var(--faint); font-size: .8rem; text-align: center; margin-top: var(--sp-4); }

.toasts { position: fixed; left: 50%; bottom: calc(1.1rem + env(safe-area-inset-bottom)); transform: translateX(-50%);
  display: flex; flex-direction: column; gap: .5rem; z-index: 120; width: max-content; max-width: 92vw; }
.toast { display: flex; align-items: center; gap: .5rem; background: var(--surface); color: var(--text);
  border: 1px solid var(--border); box-shadow: var(--sh-3); padding: .6rem 1rem; border-radius: var(--r-pill); font-size: .88rem; animation: toastIn .25s ease both; }
.toast.ok { border-color: color-mix(in srgb, var(--success) 45%, transparent); }
.toast.bad { border-color: color-mix(in srgb, var(--danger) 45%, transparent); }

/* Skelet / loading -------------------------------------------------------- */
.skeleton { background: linear-gradient(90deg, var(--surface-2) 25%, var(--surface-3) 37%, var(--surface-2) 63%);
  background-size: 400% 100%; animation: shimmer 1.3s ease infinite; border-radius: var(--r-sm); height: 1rem; }
.spinner { width: 18px; height: 18px; border-radius: 50%; border: 2px solid color-mix(in srgb, currentColor 30%, transparent); border-top-color: currentColor; animation: spin .7s linear infinite; }

/* Auth / onboarding ------------------------------------------------------- */
.auth { min-height: 100dvh; display: grid; place-items: center; padding: 2rem 1rem; }
.auth-card { width: min(94vw, 420px); background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-lg); padding: 2.2rem 2rem; box-shadow: var(--sh-3); animation: rise .4s ease both; position: relative; overflow: hidden; }
.auth-card::before { content: ""; position: absolute; inset: 0 0 auto 0; height: 4px; background: linear-gradient(90deg, var(--accent), var(--accent-hover)); }
.brandmark { width: 46px; height: 46px; border-radius: 14px; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--accent), var(--accent-hover)); color: var(--accent-contrast); box-shadow: var(--sh-2); margin-bottom: var(--sp-4); }
.brandmark svg { width: 26px; height: 26px; }
.auth-card h1 { font-size: 1.3rem; }
.auth-card .sub { color: var(--text-2); font-size: .9rem; margin: .4rem 0 1.4rem; }
.auth-card .btn { width: 100%; margin-top: var(--sp-2); height: 44px; }

/* Shell ------------------------------------------------------------------- */
.shell { display: flex; min-height: 100dvh; }
.main { flex: 1; display: flex; flex-direction: column; min-width: 0; }
.topbar { position: sticky; top: 0; z-index: 30; display: flex; align-items: center; gap: var(--sp-2);
  padding: .6rem clamp(.9rem, 3.5vw, 1.6rem); backdrop-filter: saturate(180%) blur(14px);
  background: color-mix(in srgb, var(--surface) 76%, transparent); border-bottom: 1px solid var(--border); }
.topbar .brand-mini { display: flex; align-items: center; gap: .55rem; font-weight: 700; letter-spacing: -.01em; }
.topbar .brand-mini .logo { width: 26px; height: 26px; border-radius: 8px; background: linear-gradient(135deg, var(--accent), var(--accent-hover)); box-shadow: var(--sh-1); }
.spacer { flex: 1; }
/* Volitelné logo (pokud /assets/logo.png existuje, překryje gradientní znak). */
.logo, .brandmark { position: relative; overflow: hidden; }
.logo img, .brandmark img { width: 100%; height: 100%; object-fit: cover; border-radius: inherit; display: block; position: relative; z-index: 1; }
.brandmark img { position: absolute; inset: 0; object-fit: contain; background: var(--surface); }
.brandmark svg { position: relative; z-index: 0; }
.avatar { width: 30px; height: 30px; border-radius: var(--r-pill); background: linear-gradient(135deg, var(--accent), var(--accent-hover));
  color: var(--accent-contrast); display: grid; place-items: center; font-size: .74rem; font-weight: 700; flex: none; letter-spacing: .02em; }
.avatar.sm { width: 22px; height: 22px; font-size: .62rem; }
.avatar.lg { width: 40px; height: 40px; font-size: .9rem; }
.user-chip { display: inline-flex; align-items: center; gap: .5rem; padding: .28rem .7rem .28rem .3rem; border-radius: var(--r-pill);
  background: var(--surface-2); border: 1px solid var(--border); font-size: .85rem; font-weight: 600; color: var(--text); }
.content { padding: clamp(1rem, 3vw, 1.75rem) clamp(.9rem, 3.5vw, 1.75rem) 6.5rem; flex: 1; width: min(var(--content-w), 100%); margin: 0 auto; }
.seg { display: inline-flex; padding: 3px; gap: 2px; background: var(--surface-2); border: 1px solid var(--border); border-radius: var(--r-pill); }
.seg button { border: 0; background: transparent; color: var(--text-2); height: 30px; padding: 0 .55rem; border-radius: var(--r-pill); cursor: pointer; display: inline-flex; align-items: center; gap: .3rem; font-size: .82rem; font-weight: 600; }
.seg button svg { width: 15px; height: 15px; }
.seg button[aria-pressed="true"] { background: var(--surface); color: var(--text); box-shadow: var(--sh-1); }

/* Sidebar ----------------------------------------------------------------- */
.sidebar { display: none; }
@media (min-width: 920px) {
  .sidebar { display: flex; flex-direction: column; width: var(--nav-w); flex: none; gap: .2rem;
    padding: var(--sp-4) var(--sp-3); border-right: 1px solid var(--border);
    background: color-mix(in srgb, var(--surface) 60%, transparent); position: sticky; top: 0; height: 100dvh; }
  .side-brand { display: flex; align-items: center; gap: .65rem; font-weight: 800; letter-spacing: -.02em; padding: .3rem .5rem 1.1rem; font-size: 1.02rem; }
  .side-brand .logo { width: 30px; height: 30px; border-radius: 9px; background: linear-gradient(135deg, var(--accent), var(--accent-hover)); box-shadow: var(--sh-2); }
  .side-label { font-size: .68rem; text-transform: uppercase; letter-spacing: .12em; color: var(--faint); font-weight: 700; padding: 1rem .6rem .35rem; }
  .nav-btn { position: relative; display: flex; align-items: center; gap: .7rem; width: 100%; padding: .58rem .7rem; border-radius: var(--r-sm);
    cursor: pointer; color: var(--text-2); border: 1px solid transparent; background: transparent; text-align: left; font-weight: 600; font-size: .92rem;
    transition: background-color .15s ease, color .15s ease, border-color .15s ease; }
  .nav-btn svg { width: 18px; height: 18px; flex: none; }
  .nav-btn:hover { background: var(--surface-2); color: var(--text); }
  .nav-btn.active { background: var(--accent-soft); color: var(--accent-strong); border-color: var(--accent-line); }
  .nav-btn.active::before { content: ""; position: absolute; left: -.75rem; top: 50%; transform: translateY(-50%); width: 3px; height: 20px; border-radius: 3px; background: var(--accent); }
  .nav-count { margin-left: auto; font-size: .72rem; font-weight: 700; color: var(--faint); background: var(--surface-2); border: 1px solid var(--border); border-radius: var(--r-pill); padding: 0 .45rem; min-width: 22px; text-align: center; }
  .nav-count.alert { color: var(--danger); border-color: color-mix(in srgb, var(--danger) 35%, transparent); background: var(--danger-soft); }
  .nav-btn.active .nav-count { color: var(--accent-strong); background: var(--surface); border-color: var(--accent-line); }
  .side-foot { margin-top: auto; padding-top: var(--sp-4); }
  .user-card { display: flex; align-items: center; gap: .6rem; padding: .55rem; border-radius: var(--r); background: var(--surface-2); border: 1px solid var(--border); }
  .user-card .meta { min-width: 0; }
  .user-card .meta .n { font-weight: 700; font-size: .87rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .user-card .meta .r { font-size: .74rem; color: var(--faint); }
  .content { padding-bottom: 2rem; }
  .tabbar { display: none !important; }
}

/* Mobilní lišta ----------------------------------------------------------- */
.tabbar { position: fixed; left: 0; right: 0; bottom: 0; z-index: 40; display: flex; justify-content: space-around; gap: 2px;
  padding: .35rem .3rem calc(.35rem + env(safe-area-inset-bottom));
  background: color-mix(in srgb, var(--surface) 92%, transparent); backdrop-filter: blur(14px); border-top: 1px solid var(--border); }
.tab { position: relative; flex: 1; display: flex; flex-direction: column; align-items: center; gap: .16rem; padding: .3rem .1rem;
  border: 0; background: transparent; color: var(--faint); font-size: .66rem; font-weight: 600; cursor: pointer; border-radius: var(--r-xs); }
.tab.active { color: var(--accent-strong); }
.tab svg { width: 18px; height: 18px; }
.tab .dot { position: absolute; top: .25rem; right: 50%; margin-right: -16px; width: 7px; height: 7px; border-radius: 50%; background: var(--danger); }

/* Page header ------------------------------------------------------------- */
.page-head { display: flex; align-items: flex-end; justify-content: space-between; gap: var(--sp-3); margin-bottom: var(--sp-4); flex-wrap: wrap; }
.page-head h2 { font-size: 1.42rem; letter-spacing: -.03em; }
.page-head .sub { color: var(--text-2); font-size: .88rem; margin-top: .15rem; }
.page-head .actions { display: flex; align-items: center; gap: var(--sp-2); flex-wrap: wrap; }
.back-link { display: inline-flex; align-items: center; gap: .35rem; color: var(--text-2); font-weight: 600; font-size: .88rem; cursor: pointer; }
.back-link svg { width: 16px; height: 16px; }

/* Hero -------------------------------------------------------------------- */
.hero { display: flex; align-items: center; justify-content: space-between; gap: var(--sp-4); padding: var(--sp-5);
  border-radius: var(--r-lg); border: 1px solid var(--border); box-shadow: var(--sh-2); margin-bottom: var(--sp-4);
  background: linear-gradient(135deg, var(--accent-soft), var(--surface) 62%); }
.hero h1 { font-size: 1.5rem; letter-spacing: -.03em; }
.hero .sub { color: var(--text-2); font-size: .92rem; margin-top: .25rem; }
.hero .avatar { display: none; }
@media (min-width: 560px) { .hero .avatar { display: grid; width: 48px; height: 48px; font-size: 1rem; } }

/* Grid / stat ------------------------------------------------------------- */
.grid { display: grid; gap: var(--sp-3); }
.grid.cols-2 { grid-template-columns: 1fr; }
.grid.cols-3 { grid-template-columns: 1fr; }
.grid.cols-4 { grid-template-columns: repeat(2, 1fr); }
@media (min-width: 680px) { .grid.cols-2 { grid-template-columns: repeat(2, 1fr); } .grid.cols-3 { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 900px) { .grid.cols-4 { grid-template-columns: repeat(4, 1fr); } }

.stat { display: flex; align-items: center; gap: var(--sp-3); padding: var(--sp-4); border-radius: var(--r); background: var(--surface);
  border: 1px solid var(--border); box-shadow: var(--sh-1); transition: box-shadow .2s ease, border-color .2s ease; }
.stat:hover { box-shadow: var(--sh-2); border-color: var(--border-2); }
.stat-ico { width: 40px; height: 40px; border-radius: 12px; display: grid; place-items: center; flex: none; background: var(--surface-2); color: var(--text-2); }
.stat-ico svg { width: 20px; height: 20px; }
.stat.tone-accent .stat-ico { background: var(--accent-soft); color: var(--accent-strong); }
.stat.tone-done .stat-ico { background: var(--success-soft); color: var(--success); }
.stat.tone-danger .stat-ico { background: var(--danger-soft); color: var(--danger); }
.stat-val { font-size: 1.6rem; font-weight: 800; letter-spacing: -.03em; line-height: 1; }
.stat-lbl { font-size: .78rem; color: var(--text-2); font-weight: 600; }

/* Karty ------------------------------------------------------------------- */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--r); box-shadow: var(--sh-1); overflow: hidden; }
.card.clickable { cursor: pointer; transition: box-shadow .18s ease, border-color .18s ease, transform .1s ease; }
.card.clickable:hover { box-shadow: var(--sh-2); border-color: var(--border-2); transform: translateY(-1px); }
.card-head { display: flex; align-items: center; gap: var(--sp-2); padding: var(--sp-4) var(--sp-4) var(--sp-3); flex-wrap: wrap; }
.card-head h3 { font-size: 1rem; }
.card-head .count { color: var(--faint); font-size: .82rem; font-weight: 600; }
.card-body { padding: 0 var(--sp-4) var(--sp-4); }
.card-body.tight { padding-bottom: var(--sp-2); }
.section { margin-top: var(--sp-4); }
.muted { color: var(--muted); }
.small { font-size: .85rem; }
.tiny { font-size: .76rem; }
.divider { height: 1px; background: var(--border); margin: var(--sp-4) 0; }

/* Taby (projekt) ---------------------------------------------------------- */
.tabs { display: flex; gap: .25rem; border-bottom: 1px solid var(--border); overflow-x: auto; }
.tab-item { border: 0; background: transparent; color: var(--text-2); font-weight: 600; font-size: .9rem; padding: .6rem .8rem; cursor: pointer;
  border-bottom: 2px solid transparent; white-space: nowrap; }
.tab-item.active { color: var(--accent-strong); border-bottom-color: var(--accent); }

/* Seznam položek ---------------------------------------------------------- */
.list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: var(--sp-2); }
.item { position: relative; display: flex; align-items: flex-start; gap: var(--sp-3); padding: var(--sp-3) var(--sp-4) var(--sp-3) calc(var(--sp-4) + 8px);
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--r); box-shadow: var(--sh-1);
  transition: box-shadow .18s ease, border-color .18s ease; animation: rise .2s ease both; }
.item:hover { box-shadow: var(--sh-2); border-color: var(--border-2); }
.item .grow { flex: 1; min-width: 0; }
.item .title { font-weight: 650; word-break: break-word; }
.item .desc { color: var(--text-2); font-size: .88rem; margin-top: .12rem; white-space: pre-wrap; word-break: break-word; }
.item .meta { display: flex; flex-wrap: wrap; gap: .35rem; margin-top: .5rem; align-items: center; }
.item .side { display: flex; align-items: center; gap: .35rem; flex: none; }
.item.done .title { color: var(--faint); text-decoration: line-through; }
.item.done { opacity: .72; }
.item .rail { position: absolute; left: 0; top: 10px; bottom: 10px; width: 3px; border-radius: 3px; background: var(--border-2); }
.item.s-IN_PROGRESS .rail { background: var(--accent); }
.item.s-DONE .rail { background: var(--success); }
.item.overdue { border-color: color-mix(in srgb, var(--danger) 30%, var(--border)); }

.check { appearance: none; width: 22px; height: 22px; border-radius: 7px; border: 1.6px solid var(--border-2);
  cursor: pointer; display: grid; place-items: center; flex: none; background: var(--surface); margin-top: .1rem; transition: all .15s ease; }
.check:hover { border-color: var(--accent); }
.check:checked { background: var(--accent); border-color: var(--accent); }
.check:checked::after { content: ""; width: .32rem; height: .58rem; border: 2px solid var(--accent-contrast); border-top: 0; border-left: 0; transform: rotate(45deg) translate(-1px, -1px); }

/* Chipy ------------------------------------------------------------------- */
.chip { display: inline-flex; align-items: center; gap: .3rem; padding: .16rem .55rem; border-radius: var(--r-pill);
  border: 1px solid var(--border); background: var(--surface-2); color: var(--text-2); font-size: .72rem; font-weight: 650; white-space: nowrap; }
.chip svg { width: 13px; height: 13px; }
.chip button, button.chip { cursor: pointer; }
.chip.s-IN_PROGRESS { color: var(--accent-strong); border-color: var(--accent-line); background: var(--accent-soft); }
.chip.s-DONE { color: var(--success); border-color: color-mix(in srgb, var(--success) 40%, transparent); background: var(--success-soft); }
.chip.p-HIGH { color: var(--danger); border-color: color-mix(in srgb, var(--danger) 38%, transparent); background: var(--danger-soft); }
.chip.p-MEDIUM { color: var(--warning); border-color: color-mix(in srgb, var(--warning) 38%, transparent); background: var(--warning-soft); }
.chip.p-LOW { color: var(--faint); }
.chip.due-overdue { color: var(--danger); border-color: color-mix(in srgb, var(--danger) 38%, transparent); background: var(--danger-soft); }
.chip.due-today { color: var(--warning); border-color: color-mix(in srgb, var(--warning) 38%, transparent); background: var(--warning-soft); }
.chip.gone { opacity: .6; }
.badge { display: inline-grid; place-items: center; min-width: 20px; height: 20px; padding: 0 6px; border-radius: var(--r-pill); background: var(--danger); color: #fff; font-size: .7rem; font-weight: 700; }

/* Bar / progress ---------------------------------------------------------- */
.bar { height: 7px; border-radius: var(--r-pill); background: var(--surface-3); overflow: hidden; }
.bar-fill { height: 100%; border-radius: var(--r-pill); background: linear-gradient(90deg, var(--accent), var(--accent-hover)); transition: width .4s ease; }

/* Filtry / vyhledávání ---------------------------------------------------- */
.filters { display: flex; gap: var(--sp-2); flex-wrap: wrap; align-items: center; }
.search { display: flex; align-items: center; gap: .5rem; height: 38px; padding: 0 .7rem; border: 1px solid var(--border-2);
  border-radius: var(--r-pill); background: var(--surface); min-width: 200px; flex: 1; }
.search svg { width: 16px; height: 16px; color: var(--faint); flex: none; }
.search input { border: 0; background: transparent; outline: none; width: 100%; }

/* Prázdný stav ------------------------------------------------------------ */
.empty { text-align: center; color: var(--faint); padding: 2.5rem 1rem; }
.empty .ico { width: 54px; height: 54px; margin: 0 auto .6rem; border-radius: 16px; display: grid; place-items: center; background: var(--surface-2); border: 1px solid var(--border); color: var(--faint); }
.empty .ico svg { width: 26px; height: 26px; }
.empty b { color: var(--text); font-weight: 650; display: block; margin-bottom: .15rem; }

/* Timeline / aktivita ----------------------------------------------------- */
.timeline { display: flex; flex-direction: column; }
.tl-item { display: flex; gap: var(--sp-3); padding: .55rem 0; }
.tl-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--accent); margin-top: .45rem; flex: none; box-shadow: 0 0 0 3px var(--accent-soft); }
.tl-item.k-task .tl-dot { background: var(--success); box-shadow: 0 0 0 3px var(--success-soft); }
.tl-item.k-note .tl-dot { background: var(--warning); box-shadow: 0 0 0 3px var(--warning-soft); }
.tl-item.k-file .tl-dot { background: var(--text-2); box-shadow: 0 0 0 3px var(--surface-3); }
.tl-body { min-width: 0; }
.tl-text { font-size: .9rem; word-break: break-word; }
.tl-meta { font-size: .74rem; color: var(--faint); margin-top: .1rem; }

/* Meta mřížka (project detail) -------------------------------------------- */
.kv { display: grid; grid-template-columns: auto 1fr; gap: .4rem 1rem; font-size: .88rem; }
.kv dt { color: var(--text-2); font-weight: 600; }
.kv dd { margin: 0; word-break: break-word; }

/* Soubory / galerie ------------------------------------------------------- */
.file-row { display: flex; align-items: center; gap: var(--sp-3); padding: .6rem .8rem; border: 1px solid var(--border); border-radius: var(--r-sm); background: var(--surface); }
.file-ico { width: 34px; height: 34px; border-radius: 9px; display: grid; place-items: center; background: var(--surface-2); color: var(--text-2); flex: none; }
.gallery { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--sp-2); }
@media (min-width: 640px) { .gallery { grid-template-columns: repeat(3, 1fr); } }
.gallery-item { position: relative; border-radius: var(--r-sm); overflow: hidden; border: 1px solid var(--border); background: var(--surface-2); cursor: pointer; }
.gallery-item img { display: block; width: 100%; height: 150px; object-fit: cover; }
.gallery-item .cap { padding: .4rem .55rem; font-size: .78rem; color: var(--text-2); }

/* Chat -------------------------------------------------------------------- */
.chat-shell { display: flex; flex-direction: column; height: min(74dvh, 720px); }
.chat-head { display: flex; align-items: center; gap: var(--sp-2); padding: .7rem var(--sp-4); border-bottom: 1px solid var(--border); background: color-mix(in srgb, var(--accent) 5%, var(--surface)); }
.chat-head .t { font-weight: 700; }
.chat-body { flex: 1; overflow-y: auto; padding: var(--sp-4); display: flex; flex-direction: column; gap: .5rem; overscroll-behavior: contain; }
.day-sep { align-self: center; font-size: .72rem; color: var(--faint); background: var(--surface-2); border: 1px solid var(--border); padding: .15rem .7rem; border-radius: var(--r-pill); margin: .5rem 0; }
.load-older { align-self: center; margin: .3rem 0; }
.msg { display: flex; gap: .5rem; max-width: 84%; animation: rise .18s ease both; }
.msg .avatar { margin-top: .1rem; }
.msg-wrap { min-width: 0; }
.msg-bubble { position: relative; padding: .55rem .8rem; border-radius: 14px 14px 14px 4px; border: 1px solid var(--border); background: var(--surface-2); box-shadow: var(--sh-1); }
.msg-meta { font-size: .68rem; color: var(--text-2); margin-bottom: .12rem; font-weight: 600; }
.msg-body { white-space: pre-wrap; word-break: break-word; font-size: .92rem; }
.msg.me { margin-left: auto; flex-direction: row-reverse; }
.msg.me .msg-bubble { background: var(--accent); color: var(--accent-contrast); border-color: transparent; border-radius: 14px 14px 4px 14px; }
.msg.me .msg-meta { color: color-mix(in srgb, var(--accent-contrast) 78%, transparent); }
.msg.edited .msg-meta::after { content: " · upraveno"; opacity: .8; }
.msg-reply { border-left: 3px solid var(--accent-line); padding-left: .5rem; margin-bottom: .35rem; font-size: .8rem; color: var(--text-2); opacity: .9; }
.msg.me .msg-reply { color: color-mix(in srgb, var(--accent-contrast) 85%, transparent); border-color: color-mix(in srgb, var(--accent-contrast) 45%, transparent); }
.msg-media { display: block; max-width: 260px; border-radius: 10px; margin-top: .2rem; }
.msg-actions { display: flex; gap: .3rem; margin-top: .35rem; }
.msg-actions button { border: 0; background: transparent; color: var(--text-2); font-size: .72rem; cursor: pointer; padding: .1rem .3rem; border-radius: 6px; }
.msg-actions button:hover { background: var(--surface-3); color: var(--text); }
.msg.me .msg-actions button { color: color-mix(in srgb, var(--accent-contrast) 80%, transparent); }
.msg.me .msg-actions button:hover { background: color-mix(in srgb, var(--accent-contrast) 18%, transparent); color: var(--accent-contrast); }
.unread-divider { align-self: center; font-size: .72rem; color: var(--danger); font-weight: 700; margin: .3rem 0; }
audio { max-width: 240px; height: 36px; }

/* Composer ---------------------------------------------------------------- */
.compose { border-top: 1px solid var(--border); background: var(--surface); padding: .6rem; display: flex; flex-direction: column; gap: .5rem; }
.compose-row { display: flex; align-items: flex-end; gap: .45rem; }
.compose-row .input, .compose-row textarea.input { flex: 1; min-height: 42px; max-height: 160px; height: auto; resize: none; padding: .6rem .75rem; }
.compose-tools { display: flex; gap: .3rem; }
.tool { width: 40px; height: 40px; border-radius: 12px; border: 1px solid var(--border); background: var(--surface-2); color: var(--text-2); display: grid; place-items: center; cursor: pointer; flex: none; }
.tool:hover { background: var(--surface-3); color: var(--text); }
.tool svg { width: 19px; height: 19px; }
.tool.rec { background: var(--danger-soft); color: var(--danger); border-color: color-mix(in srgb, var(--danger) 35%, transparent); animation: pulse 1.1s ease-in-out infinite; }
.send-btn { width: 44px; height: 42px; border-radius: 12px; flex: none; }
.rec-bar { display: flex; align-items: center; gap: .6rem; padding: .4rem .2rem; color: var(--danger); font-weight: 600; font-size: .88rem; }
.rec-bar .dot { width: 10px; height: 10px; border-radius: 50%; background: var(--danger); animation: pulse 1.1s infinite; }
.preview { display: flex; align-items: center; gap: .6rem; padding: .4rem; border: 1px solid var(--border); border-radius: var(--r-sm); background: var(--surface-2); }
.preview img { width: 54px; height: 54px; border-radius: 8px; object-fit: cover; }
.typing-hint { font-size: .72rem; color: var(--faint); padding: 0 .2rem; }

/* Fullscreen overlay ------------------------------------------------------- */
.pw { position: fixed; inset: 0; z-index: 70; background: var(--bg); display: flex; flex-direction: column; }
.pw .chat-shell { height: auto; flex: 1; border: 0; border-radius: 0; box-shadow: none; }
.pw .chat-head { padding-top: calc(.7rem + env(safe-area-inset-top)); }
.pw .compose { padding-bottom: calc(.6rem + env(safe-area-inset-bottom)); }

/* Lightbox ---------------------------------------------------------------- */
.lightbox { position: fixed; inset: 0; z-index: 130; background: rgba(0,0,0,.9); display: grid; place-items: center; padding: 1rem; }
.lightbox img { max-width: 96vw; max-height: 88dvh; border-radius: 10px; }
.lightbox .lb-close { position: fixed; top: calc(1rem + env(safe-area-inset-top)); right: 1rem; }

/* Nastavení --------------------------------------------------------------- */
.settings-grid { display: grid; gap: var(--sp-3); }
@media (min-width: 820px) { .settings-grid { grid-template-columns: repeat(2, 1fr); } }
.setting-row { display: flex; align-items: center; justify-content: space-between; gap: var(--sp-4); flex-wrap: wrap; }
.setting-row .label { font-weight: 650; }
.setting-row .desc { color: var(--text-2); font-size: .84rem; }
.swatches { display: flex; gap: .55rem; flex-wrap: wrap; }
.swatch { width: 30px; height: 30px; border-radius: 50%; cursor: pointer; border: 2px solid transparent; box-shadow: var(--sh-1); transition: transform .1s ease; }
.swatch:hover { transform: scale(1.08); }
.swatch[aria-pressed="true"] { border-color: var(--text); outline: 2px solid var(--surface); }
.theme-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: .6rem; width: min(100%, 420px); }
.theme-card { cursor: pointer; border: 1.5px solid var(--border); border-radius: var(--r-sm); padding: .55rem; text-align: center; background: var(--surface-2); font-size: .85rem; font-weight: 600; transition: border-color .15s ease, background-color .15s ease; }
.theme-card[aria-pressed="true"] { border-color: var(--accent); background: var(--accent-soft); color: var(--accent-strong); }
.theme-card .prev { height: 42px; border-radius: 8px; margin-bottom: .4rem; border: 1px solid var(--border); }
.theme-card .prev.light { background: linear-gradient(180deg, #fffefb, #efece7); }
.theme-card .prev.dark { background: linear-gradient(180deg, #20252f, #12141a); }
.theme-card .prev.system { background: linear-gradient(90deg, #fffefb 50%, #12141a 50%); }

/* Sheet / dialog ---------------------------------------------------------- */
.sheet-backdrop { position: fixed; inset: 0; z-index: 110; background: var(--overlay); backdrop-filter: blur(2px);
  display: flex; align-items: flex-end; justify-content: center; animation: fade .18s ease both; }
@media (min-width: 620px) { .sheet-backdrop { align-items: center; padding: 1.5rem; } }
.sheet { width: 100%; max-width: 580px; background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-lg) var(--r-lg) 0 0; box-shadow: var(--sh-pop); max-height: 92dvh; overflow: auto; animation: sheetIn .24s cubic-bezier(.2,.8,.2,1) both; }
@media (min-width: 620px) { .sheet { border-radius: var(--r-lg); } }
.sheet-head { display: flex; align-items: center; gap: var(--sp-2); padding: var(--sp-4); border-bottom: 1px solid var(--border); position: sticky; top: 0; background: var(--surface); z-index: 1; }
.sheet-head h3 { font-size: 1.05rem; }
.sheet-body { padding: var(--sp-4); }
.sheet-foot { display: flex; gap: var(--sp-2); justify-content: flex-end; padding: var(--sp-4); border-top: 1px solid var(--border); position: sticky; bottom: 0; background: var(--surface); padding-bottom: calc(var(--sp-4) + env(safe-area-inset-bottom)); }

/* FAB (rychlá akce na mobilu) --------------------------------------------- */
.fab { position: fixed; right: 1rem; bottom: calc(1rem + env(safe-area-inset-bottom) + 3.4rem); z-index: 45;
  width: 52px; height: 52px; border-radius: 50%; border: 0; background: var(--accent); color: var(--accent-contrast);
  box-shadow: var(--sh-3); display: grid; place-items: center; cursor: pointer; }
.fab svg { width: 22px; height: 22px; }

/* Animace ----------------------------------------------------------------- */
@keyframes rise { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
@keyframes fade { from { opacity: 0; } to { opacity: 1; } }
@keyframes toastIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
@keyframes sheetIn { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
@keyframes shimmer { from { background-position: 100% 0; } to { background-position: 0 0; } }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: .35; } }
@media (prefers-reduced-motion: reduce) { * { animation: none !important; transition: none !important; } }

@media (max-width: 560px) {
  .topbar .brand-mini span.full { display: none; }
  .page-head h2 { font-size: 1.28rem; }
  .msg { max-width: 90%; }
}

/* ==========================================================================
   CREVORO ONLINE — premium light skin (v3)
   Pearl · ice blue · cyan · royal blue · lavender · violet · soft orchid pink
   ========================================================================== */
:root{
  --crv-cyan:#59d9ff; --crv-blue:#4f8cff; --crv-indigo:#6868f7;
  --crv-violet:#9b6cff; --crv-orchid:#d583ff; --crv-pink:#f2a6dc;
  --crv-grad:linear-gradient(135deg,#59d9ff 0%,#4f8cff 32%,#8b6df6 67%,#e18be8 100%);
  --crv-grad-soft:linear-gradient(135deg,rgba(89,217,255,.18),rgba(155,108,255,.16),rgba(242,166,220,.14));
  --crv-glass:rgba(255,255,255,.72);
  --crv-glass-strong:rgba(255,255,255,.88);
  --crv-text:#27345f; --crv-text-soft:#6873a5;
  --crv-line:rgba(128,145,230,.18);
  --crv-glow:0 0 24px -6px rgba(120,140,255,.45);
}
html[data-theme="dark"]{ --crv-glass:rgba(30,36,74,.72); --crv-glass-strong:rgba(34,42,86,.86); --crv-text:#eaf0ff; --crv-text-soft:#b9c4ee; --crv-line:rgba(140,160,255,.20); }

/* Barevná atmosféra pozadí (není ploché) */
html[data-theme="light"] body{
  background:
    radial-gradient(900px 520px at 8% -6%, rgba(89,217,255,.20), transparent 60%),
    radial-gradient(820px 520px at 100% 4%, rgba(155,108,255,.18), transparent 62%),
    radial-gradient(880px 620px at 50% 118%, rgba(242,166,220,.16), transparent 60%),
    linear-gradient(180deg,#f8faff 0%, #f3f5ff 55%, #f6f3ff 100%) !important;
  background-attachment: fixed !important;
  color: var(--crv-text);
}
/* jemné perleťové světelné pruhy */
body::after{ content:""; position:fixed; inset:0; z-index:-1; pointer-events:none;
  background-image:
    radial-gradient(closest-side, rgba(255,255,255,.55), transparent 70%),
    linear-gradient(115deg, transparent 42%, rgba(255,255,255,.35) 50%, transparent 58%);
  background-size: 760px 760px, 1400px 100%; background-position: 12% 8%, 0 0; opacity:.7; }

/* Layout: jeden skleněný prostor */
.shell{ gap:14px; padding:12px; }
.sidebar{ background:var(--crv-glass); backdrop-filter:blur(18px) saturate(1.15); -webkit-backdrop-filter:blur(18px) saturate(1.15);
  border:1px solid var(--crv-line); border-radius:24px; box-shadow:var(--sh-2); }
@media (min-width:920px){ .sidebar{ display:flex; flex-direction:column; width:var(--nav-w); position:sticky; top:12px; height:calc(100dvh - 24px); } }
.side-brand{ padding:16px 16px 10px; font-weight:800; letter-spacing:.02em; color:var(--crv-text); }
.side-brand .logo{ box-shadow:var(--crv-glow); border-radius:12px; }
.side-label{ color:var(--crv-text-soft); font-size:.7rem; letter-spacing:.16em; text-transform:uppercase; padding:0 18px 8px; }
.side-foot{ margin-top:auto; padding:12px; }

/* Header */
.topbar{ position:sticky; top:0; z-index:30; background:var(--crv-glass); backdrop-filter:blur(16px) saturate(1.12);
  -webkit-backdrop-filter:blur(16px) saturate(1.12); border:1px solid var(--crv-line); border-radius:20px;
  box-shadow:var(--sh-1), 0 0 22px -14px rgba(120,140,255,.6); padding:.5rem .8rem; margin:0 0 .4rem; }
.topbar .brand-mini{ color:var(--crv-text); font-weight:800; letter-spacing:.01em; }
.main{ gap:8px; }
.content{ width:min(1180px,100%); }

/* Navigace */
.nav-btn{ border:0; background:transparent; color:var(--crv-text); border-radius:14px; padding:.6rem .7rem; gap:.6rem;
  transition:transform .16s ease, background .16s ease, box-shadow .16s ease, color .16s ease; }
.nav-btn:hover{ background:var(--crv-grad-soft); transform:translateY(-1px); box-shadow:var(--sh-1); }
.nav-btn.active{ background:linear-gradient(135deg, rgba(89,217,255,.22), rgba(155,108,255,.20), rgba(242,166,220,.18));
  color:var(--crv-indigo); font-weight:700; box-shadow:inset 0 0 0 1px rgba(120,140,255,.35), var(--crv-glow); }
.nav-count{ background:var(--crv-grad); color:#fff; border-radius:999px; }

/* Karty / plochy */
.card,.hero,.stat,.sheet,.auth-card{ background:var(--crv-glass); backdrop-filter:blur(14px) saturate(1.1);
  -webkit-backdrop-filter:blur(14px) saturate(1.1); border:1px solid var(--crv-line); border-radius:22px; box-shadow:var(--sh-2); }
.card.clickable:hover,.hero:hover{ transform:translateY(-2px); box-shadow:var(--sh-3), 0 0 26px -10px rgba(140,120,255,.5); border-color:var(--border-2); }
.card-head h3,.hero h1{ color:var(--crv-text); letter-spacing:-.01em; }
.hero{ background:linear-gradient(135deg, rgba(89,217,255,.14), rgba(155,108,255,.12), rgba(242,166,220,.12)), var(--crv-glass); }

/* Tlačítka */
.btn{ border:1px solid var(--crv-line); background:var(--crv-glass-strong); color:var(--crv-text); border-radius:14px;
  transition:transform .16s ease, box-shadow .16s ease, background .16s ease; }
.btn:hover{ transform:translateY(-1px); box-shadow:var(--sh-2); }
.btn.primary,.btn.accent{ background:var(--crv-grad); color:#fff; border:0; box-shadow:0 8px 22px -10px rgba(120,110,255,.7); }
.btn.primary:hover{ box-shadow:0 12px 28px -10px rgba(120,110,255,.85); }
.btn.ghost,.btn.icon{ background:transparent; }
.btn.icon:hover{ background:var(--crv-grad-soft); }

/* Formuláře */
.input, .field input, .field textarea, .field select, input[type="text"], input[type="search"], input[type="password"], textarea, select{
  border:1px solid var(--crv-line); background:var(--crv-glass-strong); color:var(--crv-text); border-radius:14px; }
.input:focus, .field input:focus, textarea:focus, select:focus, input:focus{ outline:none; border-color:var(--crv-indigo); box-shadow:var(--ring); }

/* Chat */
.chat-shell{ background:var(--crv-glass); border:1px solid var(--crv-line); border-radius:24px; box-shadow:var(--sh-2); overflow:hidden; }
.chat-head{ background:linear-gradient(135deg, rgba(89,217,255,.14), rgba(155,108,255,.12)); border-bottom:1px solid var(--crv-line); }
.chat-body{ background:transparent; }
.msg-bubble{ border-radius:22px; border:1px solid var(--crv-line); box-shadow:var(--sh-1); }
.msg.me .msg-bubble{ background:linear-gradient(135deg,#54cfff 0%,#578cff 38%,#876cf5 68%,#da85e9 100%); color:#fff; border:0;
  box-shadow:0 10px 26px -12px rgba(120,110,255,.75), 0 0 20px -8px rgba(180,140,255,.5); }
.msg:not(.me) .msg-bubble{ background:linear-gradient(135deg, rgba(255,255,255,.9), rgba(238,240,255,.86)); color:var(--crv-text); }
.msg-meta{ color:var(--crv-text-soft); }
.day-sep{ color:var(--crv-text-soft); }
.day-sep::before,.day-sep::after{ background:var(--crv-line); }

/* Composer */
.compose{ background:var(--crv-glass-strong); border:1px solid var(--crv-line); border-radius:22px; box-shadow:var(--sh-2); padding:.55rem; }
.compose .input, .compose textarea{ background:rgba(255,255,255,.75); border-color:transparent; }
.send-btn{ width:44px; height:44px; border-radius:999px; border:0; color:#fff; background:var(--crv-grad);
  box-shadow:0 8px 20px -8px rgba(120,110,255,.85), var(--crv-glow); transition:transform .16s ease, box-shadow .16s ease, filter .16s ease; }
.send-btn:hover{ transform:translateY(-1px) scale(1.04); filter:saturate(1.1); }
.compose-tools .btn.icon{ border-radius:999px; }

/* Seznamy / položky / badge */
.item,.file-row,.list li{ border:1px solid var(--crv-line); background:var(--crv-glass-strong); border-radius:16px; transition:transform .16s ease, box-shadow .16s ease; }
.item:hover,.file-row:hover{ transform:translateY(-1px); box-shadow:var(--sh-2); }
.chip,.pill{ background:var(--crv-grad-soft); border:1px solid var(--crv-line); color:var(--crv-indigo); border-radius:999px; }
.badge{ background:var(--crv-grad); color:#fff; }

/* Tabs */
.tab-item{ color:var(--crv-text-soft); border-bottom:2px solid transparent; }
.tab-item.active{ color:var(--crv-indigo); border-bottom-color:var(--crv-indigo); }

/* Tabbar (mobil) */
.tabbar{ background:var(--crv-glass); backdrop-filter:blur(16px) saturate(1.1); -webkit-backdrop-filter:blur(16px) saturate(1.1);
  border-top:1px solid var(--crv-line); box-shadow:0 -8px 26px -18px rgba(120,140,255,.6); }
.tab{ color:var(--crv-text-soft); }
.tab.active{ color:var(--crv-indigo); }
.tab.active svg{ filter:drop-shadow(0 0 8px rgba(140,120,255,.6)); }

/* Login */
.auth{ background:transparent; }
.auth-card{ border-radius:28px; padding:2.4rem 2rem; box-shadow:var(--sh-pop); }
.auth-card::before{ height:5px; background:var(--crv-grad); }
.brandmark{ width:64px; height:64px; border-radius:20px; background:var(--crv-grad); box-shadow:var(--crv-glow); }
.auth-card h1{ color:var(--crv-text); letter-spacing:-.01em; }
.auth-card .sub{ color:var(--crv-text-soft); }

/* Prázdné stavy / toast / FAB */
.empty .ico{ background:var(--crv-grad-soft); border:1px solid var(--crv-line); color:var(--crv-indigo); border-radius:18px; }
.toast{ background:var(--crv-glass-strong); border:1px solid var(--crv-line); border-radius:999px; box-shadow:var(--sh-3); }
.fab{ background:var(--crv-grad); color:#fff; box-shadow:0 12px 30px -10px rgba(120,110,255,.8); }

/* Segmenty / swatch */
.seg{ background:var(--crv-grad-soft); border:1px solid var(--crv-line); border-radius:999px; }
.seg button[aria-pressed="true"]{ background:var(--crv-grad); color:#fff; border-radius:999px; }

/* Microinterakce + přístupnost */
a,button,.card,.item,.nav-btn,.btn{ will-change:transform; }
:focus-visible{ outline:none; box-shadow:var(--ring); border-radius:12px; }
@media (prefers-reduced-motion: reduce){ *{ animation:none !important; transition:none !important; } }

/* ── Ikona bez textů + soukromý chat (v1.3.5) ──────────────────────────── */
.brand-solo{ width:96px; height:96px; margin:0 auto 1.15rem; border-radius:26px; overflow:hidden; background:var(--surface); box-shadow:var(--sh-pop); }
.brand-solo img{ width:100%; height:100%; object-fit:contain; display:block; }
.side-brand{ padding-bottom:1rem; }
.side-brand .logo{ width:44px; height:44px; border-radius:13px; }
.topbar .brand-mini .logo{ width:30px; height:30px; border-radius:9px; }
.nav-btn[data-priv]{ color:var(--crv-text-soft, var(--text-2)); }

/* Přepínač (switch) v nastavení chatu */
.switch{ position:relative; display:inline-flex; align-items:center; flex:none; }
.switch input{ position:absolute; inset:0; width:100%; height:100%; margin:0; opacity:0; cursor:pointer; }
.switch span{ width:46px; height:26px; border-radius:999px; background:var(--border); display:block; position:relative; transition:background .15s ease; }
.switch span::after{ content:""; position:absolute; top:3px; left:3px; width:20px; height:20px; border-radius:50%; background:#fff; box-shadow:var(--sh-1); transition:transform .15s ease; }
.switch input:checked + span{ background:var(--accent); }
.switch input:checked + span::after{ transform:translateX(20px); }
.switch input:disabled + span{ opacity:.45; }

/* Jen jedna ikona bez textů: na desktopu ji nese sidebar, na mobilu topbar. */
.side-brand .logo{ width:52px; height:52px; border-radius:16px; }
@media (min-width: 920px){ .topbar .brand-mini{ display: none; } }

/* Vlákno uvnitř shellu — levé menu zůstává vidět. */
.content .chat-shell{ height: calc(100dvh - 180px); min-height: 380px; }
@media (max-width: 919px){ .content .chat-shell{ height: calc(100dvh - 210px); } }