/* ==========================================================
   Vikupka Pro Cloud — asosiy uslublar: dizayn tokenlari + qobiq
   Mobil ilova ko'rinishi: yopishqoq sarlavha (header), pastdagi
   tab-bar, xavfsiz hudud (safe-area), katta bosish maydonlari.
   ========================================================== */
:root{
  /* Brend */
  --brand:#0b63f6;--brand-2:#4f46e5;--brand-soft:#e9f1ff;--brand-ink:#0751cf;
  --brand-ring:rgba(11,99,246,.16);
  /* Fon va yuza */
  --bg:#eef3fb;--surface:#fff;--surface-2:#f6f9fe;--surface-3:#eaf0f9;
  --glass:rgba(255,255,255,.84);
  /* Matn */
  --text:#0c1424;--muted:#6b7689;--muted-2:#9aa5ba;
  --line:#e4eaf4;--line-2:#d7dfec;
  /* Holatlar */
  --danger:#ef4444;--danger-soft:#feecec;--danger-ink:#b91c1c;
  --warn:#f59e0b;--warn-soft:#fff5e2;--warn-ink:#a16207;
  --ok:#10b981;--ok-soft:#e6f9f1;--ok-ink:#047857;
  /* Effektlar */
  --grad:linear-gradient(135deg,#0b63f6 0%,#4f46e5 100%);
  --shadow-sm:0 1px 2px rgba(12,20,36,.06);
  --shadow:0 8px 24px rgba(12,20,36,.07),0 1px 2px rgba(12,20,36,.05);
  --shadow-lg:0 26px 60px rgba(9,15,30,.28);
  /* O'lchamlar */
  --r:20px;--r-sm:14px;--app-w:520px;--nav-h:74px;
  --safe-t:env(safe-area-inset-top,0px);--safe-b:env(safe-area-inset-bottom,0px);
  color-scheme:light;
}
html[data-theme="dark"]{
  --brand:#4d8dff;--brand-2:#8b7cff;--brand-soft:#15243f;--brand-ink:#a9c7ff;
  --brand-ring:rgba(77,141,255,.22);
  --bg:#070d19;--surface:#111a2b;--surface-2:#151f33;--surface-3:#1c2942;
  --glass:rgba(11,17,29,.84);
  --text:#e8eef9;--muted:#93a1bb;--muted-2:#6b7996;
  --line:#1f2c46;--line-2:#2a3a56;
  --danger:#ff6b6b;--danger-soft:#2e1b1e;--danger-ink:#ffb3b3;
  --warn:#ffb43b;--warn-soft:#2b2314;--warn-ink:#ffd28a;
  --ok:#2ee6a8;--ok-soft:#0e2a23;--ok-ink:#8bf0cf;
  --shadow-sm:0 1px 2px rgba(0,0,0,.4);
  --shadow:0 8px 22px rgba(0,0,0,.45);
  --shadow-lg:0 26px 60px rgba(0,0,0,.65);
  color-scheme:dark;
}

/* ---------- Asos ---------- */
*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}
html{-webkit-text-size-adjust:100%}
body{
  background:var(--bg);color:var(--text);min-height:100dvh;overscroll-behavior-y:none;
  font:15.5px/1.5 -apple-system,BlinkMacSystemFont,"SF Pro Text","Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
/* Desktop'da ham "telefon ramkasi" hissi: yumshoq brend nuri */
body::before{
  content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;
  background:radial-gradient(900px 460px at 50% -12%,var(--brand-ring),transparent 72%);
}
input,select,textarea,button{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none;touch-action:manipulation;user-select:none;-webkit-user-select:none}
a{text-decoration:none;color:var(--brand)}
svg{flex:0 0 auto}
[hidden]{display:none!important}
::selection{background:var(--brand);color:#fff}
*::-webkit-scrollbar{width:8px;height:8px}
*::-webkit-scrollbar-thumb{background:var(--line-2);border-radius:999px;border:2px solid transparent;background-clip:content-box}
*::-webkit-scrollbar-track{background:transparent}

/* ---------- Ilova qobig'i ---------- */
.app{
  width:100%;max-width:var(--app-w);margin:0 auto;
  padding:0 16px calc(var(--nav-h) + 37px + var(--safe-b));
  min-height:100dvh;
}
.topbar{
  position:sticky;top:0;z-index:25;display:flex;align-items:center;gap:12px;
  margin:0 -16px 14px;padding:calc(var(--safe-t) + 10px) 16px 10px;
  background:var(--glass);border-bottom:1px solid var(--line);
  backdrop-filter:blur(16px) saturate(180%);-webkit-backdrop-filter:blur(16px) saturate(180%);
}
.topbar .logo{
  width:40px;height:40px;border-radius:13px;background:var(--grad);color:#fff;
  display:grid;place-items:center;font-weight:800;font-size:17px;flex:0 0 auto;
  box-shadow:0 6px 16px rgba(11,99,246,.3);
}
.topbar .title{font-weight:750;font-size:16px;letter-spacing:-.2px;min-width:0}
.topbar .title small{display:block;margin-top:1px;color:var(--muted);font-weight:500;font-size:12px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.topbar .btn.sm{padding:0;width:40px;height:40px;border-radius:13px}
.spacer{flex:1}

/* ---------- Pastdagi tab-bar (nativ uslub) ---------- */
.nav{
  position:fixed;left:50%;bottom:0;transform:translateX(-50%);z-index:30;
  width:100%;max-width:var(--app-w);display:flex;align-items:stretch;gap:2px;
  padding:8px 12px calc(8px + var(--safe-b));
  background:var(--glass);border-top:1px solid var(--line);
  backdrop-filter:blur(18px) saturate(180%);-webkit-backdrop-filter:blur(18px) saturate(180%);
}
.nav button{
  flex:1 1 0;min-width:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;
  padding:8px 4px 6px;border-radius:15px;color:var(--muted);font-size:11px;font-weight:650;line-height:1.1;
  transition:color .16s,background-color .16s,transform .12s;
}
.nav button svg{width:21px;height:21px}
.nav button span{max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.nav button:active{transform:scale(.93)}
.nav button.active{color:var(--brand);background:var(--brand-soft)}
.nav button.active svg{stroke-width:2.2}
/* ---------- Formalar ---------- */
label{display:block;margin-bottom:14px}
label > .lbl{display:block;font-size:12.5px;font-weight:650;color:var(--muted);margin-bottom:7px;letter-spacing:.1px}
input,select,textarea{
  width:100%;min-height:50px;padding:13px 14px;border:1px solid var(--line-2);border-radius:var(--r-sm);
  background:var(--surface-2);color:var(--text);font-size:16px;outline:none;appearance:none;-webkit-appearance:none;
  transition:border-color .16s,box-shadow .16s,background-color .16s;
}
textarea{min-height:96px;line-height:1.5;resize:vertical}
select{
  padding-right:44px;background-repeat:no-repeat;background-position:right 14px center;background-size:18px;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236b7689' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
}
input:focus,select:focus,textarea:focus{border-color:var(--brand);background:var(--surface);box-shadow:0 0 0 4px var(--brand-ring)}
input[readonly]{color:var(--muted)}
input[type="search"]::-webkit-search-cancel-button{-webkit-appearance:none}
input[type="checkbox"]{width:auto;min-height:0;padding:0}
input[type="file"]{min-height:0}
.field-hint{color:var(--muted);font-size:12px;line-height:1.45;margin-top:6px}
.form-actions{display:flex;gap:10px}

/* Kalit (switch) ko'rinishidagi belgilash qatori */
.checkline{display:flex;align-items:center;gap:12px;min-height:46px;margin-bottom:14px;font-size:14px;color:var(--text)}
.checkline input[type="checkbox"]{
  position:relative;flex:0 0 auto;width:48px;height:29px;border-radius:999px;background:var(--line-2);
  border:0;transition:background-color .2s;cursor:pointer;
}
.checkline input[type="checkbox"]::after{
  content:"";position:absolute;top:3px;left:3px;width:23px;height:23px;border-radius:50%;
  background:#fff;box-shadow:0 1px 3px rgba(12,20,36,.35);transition:transform .2s cubic-bezier(.22,1,.36,1);
}
.checkline input[type="checkbox"]:checked{background:var(--brand)}
.checkline input[type="checkbox"]:checked::after{transform:translateX(19px)}

/* ---------- Tugmalar ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;width:100%;min-height:50px;
  padding:13px 18px;border-radius:var(--r-sm);font-weight:700;font-size:15px;letter-spacing:.1px;
  transition:transform .1s ease,box-shadow .16s,opacity .16s,background-color .16s;
}
.btn:active{transform:scale(.975)}
.btn[disabled]{opacity:.5;pointer-events:none}
.btn.primary{background:var(--grad);color:#fff;box-shadow:0 8px 20px rgba(11,99,246,.28)}
.btn.soft{background:var(--brand-soft);color:var(--brand-ink)}
.btn.ghost{background:var(--surface-3);color:var(--text)}
.btn.danger{background:var(--danger-soft);color:var(--danger-ink)}
.btn.ok{background:var(--ok-soft);color:var(--ok-ink)}
.btn.sm{min-height:40px;padding:9px 14px;font-size:13.5px;border-radius:12px;width:auto}
.btn-row{display:flex;gap:10px;margin-top:8px}
.btn-row > .btn{flex:1 1 0;width:auto;min-width:0}
a.btn{text-decoration:none}
.link{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;width:100%;
  padding:12px 6px;background:none;color:var(--brand);font-weight:650;font-size:14px;text-align:center;
}
.link:active{opacity:.6}
.spin{
  display:inline-block;width:16px;height:16px;border:2px solid currentColor;border-top-color:transparent;
  border-radius:50%;animation:spin .7s linear infinite;opacity:.9;vertical-align:-3px;
}

/* ---------- Ishga tushish ekrani (splash) ---------- */
.splash{
  position:fixed;inset:0;z-index:90;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:12px;background:var(--grad);color:#fff;transition:opacity .35s ease;
}
.splash.hide{opacity:0;pointer-events:none}
.splash-logo{
  width:88px;height:88px;border-radius:26px;object-fit:cover;background:#fff;
  border:1px solid rgba(255,255,255,.3);box-shadow:0 20px 44px rgba(4,18,52,.3);
  animation:pop .5s ease-out;
}
.splash-title{font-size:19px;font-weight:750;letter-spacing:-.2px}
.splash-sub{font-size:13px;opacity:.85;animation:pulse 1.4s ease-in-out infinite}

/* ---------- "Ilovani o'rnatish" taklifi (PWA) ---------- */
.install-bar{
  position:fixed;left:50%;transform:translateX(-50%);z-index:45;
  bottom:calc(var(--nav-h) + var(--safe-b) + 12px);
  width:min(92vw,calc(var(--app-w) - 24px));display:flex;align-items:center;gap:10px;
  padding:10px 12px;border-radius:18px;background:var(--surface);border:1px solid var(--line);
  box-shadow:var(--shadow-lg);animation:pop .35s ease-out;
}
.install-bar img{border-radius:11px;flex:0 0 auto}
.install-bar .ib-text{flex:1 1 auto;min-width:0;line-height:1.25}
.install-bar .ib-text b{display:block;font-size:13.5px;font-weight:750}
.install-bar .ib-text small{display:block;font-size:11.5px;color:var(--muted)}
.install-bar .btn.sm{width:auto;flex:0 0 auto}
.install-bar .ib-close{
  flex:0 0 auto;width:28px;height:28px;border-radius:50%;background:var(--surface-3);
  color:var(--muted);font-size:19px;line-height:1;display:grid;place-items:center;
}

/* ---------- Brend logotipi (ilova ichida) ---------- */
.brand-logo{
  width:40px;height:40px;border-radius:13px;object-fit:cover;background:#fff;flex:0 0 auto;display:block;
  box-shadow:0 4px 12px rgba(11,99,246,.22);
}
.brand-logo.round{border-radius:50%}
.brand-logo.sm{width:32px;height:32px;border-radius:11px}
.brand-logo.lg{width:74px;height:74px;border-radius:24px;box-shadow:0 16px 34px rgba(11,99,246,.34);animation:pop .45s ease-out}
/* Logotip gradient ustida (splash/sheet) */
.brand-logo.on-grad{background:rgba(255,255,255,.9);border:1px solid rgba(255,255,255,.35);box-shadow:0 18px 40px rgba(4,18,52,.28)}

@keyframes spin{to{transform:rotate(360deg)}}
@keyframes pop{from{transform:scale(.86);opacity:0}to{transform:scale(1);opacity:1}}
@keyframes pulse{0%,100%{opacity:.5}50%{opacity:1}}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;transition-duration:.001ms!important}
}