/* ============================================================
   TRUST CARDS — shared design system (new light "neobank" look)
   Used by logowanie.html, kabinet.html, pomoc.html
   ============================================================ */
:root{
  --bg:#f6f7fb; --surface:#ffffff; --surface-2:#f0f2f8;
  --ink:#0b1020; --ink-2:#2a3147; --muted:#5b6476; --faint:#8b93a7;
  --line:#e8eaf2; --line-2:#dfe2ee;
  --a1:#5b5bf0; --a2:#17c0e8; --acc:#4f49e6; --acc-ink:#3b36c9;
  --mint:#10b981; --mint-ink:#0e9f70; --danger:#e5484d;
  --wash:#eef0fe;
  --grad:linear-gradient(120deg,#5b5bf0 0%,#7b4ff0 40%,#17c0e8 100%);
  --grad-soft:linear-gradient(120deg,#eef0fe,#e7fbfb);
  --shadow-s:0 2px 8px rgba(17,22,53,.06);
  --shadow-m:0 14px 40px -12px rgba(26,30,73,.18);
  --shadow-l:0 40px 80px -24px rgba(26,30,73,.28);
  --r:16px; --r-l:24px; --r-xl:30px;
  --maxw:1160px;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --bg:#0a0d16; --surface:#111625; --surface-2:#161c2e;
    --ink:#f3f5fb; --ink-2:#d6dbea; --muted:#9aa3ba; --faint:#6b7489;
    --line:#212838; --line-2:#2a3346; --wash:#171d33;
    --grad-soft:linear-gradient(120deg,#141a30,#10202a);
    --shadow-m:0 18px 46px -14px rgba(0,0,0,.6);
    --shadow-l:0 50px 90px -24px rgba(0,0,0,.7);
    --shadow-s:0 2px 10px rgba(0,0,0,.4);
  }
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{margin:0;background:var(--bg);color:var(--ink);
  font-family:Inter,system-ui,Segoe UI,Arial,sans-serif;font-size:16px;line-height:1.6;
  -webkit-font-smoothing:antialiased;overflow-x:hidden}
h1,h2,h3,h4{font-family:Sora,Inter,sans-serif;line-height:1.15;letter-spacing:-.02em;margin:0;text-wrap:balance}
p{text-wrap:pretty}
a{color:inherit;text-decoration:none}
img{max-width:100%}
::selection{background:color-mix(in srgb,var(--acc) 26%,transparent);color:var(--ink)}
:focus-visible{outline:2px solid var(--acc);outline-offset:2px;border-radius:6px}
.btn:focus-visible{outline-offset:3px}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.narrow{max-width:520px}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-weight:600;font-size:13px;letter-spacing:.02em;
  color:var(--acc-ink);background:var(--wash);border:1px solid var(--line-2);padding:7px 13px;border-radius:999px}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 4px rgba(16,185,129,.18)}
.muted{color:var(--muted)}
.faint{color:var(--faint)}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;font-weight:600;font-size:15px;
  padding:13px 22px;border-radius:999px;border:1px solid transparent;cursor:pointer;
  transition:transform .12s ease,box-shadow .2s,background .2s,border-color .2s;white-space:nowrap;font-family:inherit}
.btn:active{transform:translateY(1px)}
.btn[disabled]{opacity:.6;cursor:default}
.btn--primary{background:var(--grad);color:#fff;box-shadow:0 10px 24px -8px rgba(79,73,230,.6)}
.btn--primary:hover{box-shadow:0 16px 34px -8px rgba(79,73,230,.7);transform:translateY(-1px)}
.btn--ghost{background:var(--surface);color:var(--ink);border-color:var(--line-2);box-shadow:var(--shadow-s)}
.btn--ghost:hover{border-color:var(--acc)}
.btn--lg{padding:16px 28px;font-size:16px}
.btn--wide{width:100%}

/* header */
header.site{position:sticky;top:0;z-index:50;backdrop-filter:saturate(1.3) blur(14px);
  background:color-mix(in srgb,var(--bg) 82%,transparent);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;gap:28px;height:68px}
.brand{display:flex;align-items:center;gap:10px;font-family:Sora;font-weight:800;font-size:19px;letter-spacing:-.02em;white-space:nowrap}
.brand .mark{width:30px;height:30px;border-radius:9px;background:var(--grad);display:grid;place-items:center;box-shadow:0 6px 16px -6px rgba(79,73,230,.7)}
.brand .mark svg{width:17px;height:17px}
.nav__links{display:flex;gap:24px;margin-left:12px}
.nav__links a{font-size:14.5px;font-weight:500;color:var(--muted);transition:color .15s}
.nav__links a:hover{color:var(--ink)}
.nav__cta{margin-left:auto;display:flex;align-items:center;gap:12px}
@media (max-width:760px){.nav__links{display:none}}

/* credit card visual (shared) */
.ccard{position:relative;width:min(400px,100%);aspect-ratio:1.586/1;border-radius:22px;padding:24px 26px;color:#fff;
  background:linear-gradient(135deg,#2b2a63 0%,#4b3fb0 44%,#1f8fb8 100%);
  box-shadow:var(--shadow-l),inset 0 1px 0 rgba(255,255,255,.22);
  display:flex;flex-direction:column;justify-content:space-between;overflow:hidden;transform-style:preserve-3d;transition:transform .18s ease}
.ccard::before{content:"";position:absolute;inset:0;background:
  radial-gradient(120% 80% at 14% -8%,rgba(255,255,255,.3),transparent 46%),
  radial-gradient(90% 70% at 110% 120%,rgba(23,192,232,.5),transparent 50%);pointer-events:none}
.ccard::after{content:"";position:absolute;right:-30px;top:-30px;width:180px;height:180px;border-radius:50%;
  background:conic-gradient(from 120deg,rgba(255,255,255,.25),rgba(123,79,240,.1),rgba(23,192,232,.3),rgba(255,255,255,.25));filter:blur(8px);opacity:.5}
.ccard__row{display:flex;justify-content:space-between;align-items:flex-start;position:relative;z-index:2}
.ccard__brand{font-family:Sora;font-weight:800;font-size:17px;letter-spacing:.01em}
.ccard__brand small{display:block;font-weight:500;font-size:9.5px;letter-spacing:.32em;opacity:.7;margin-top:2px}
.ccard__free{font-size:11px;font-weight:700;letter-spacing:.08em;background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.35);padding:5px 10px;border-radius:999px;backdrop-filter:blur(4px)}
.ccard__chip{width:44px;height:33px;border-radius:7px;position:relative;z-index:2;box-shadow:inset 0 0 0 1px rgba(0,0,0,.08);
  background:linear-gradient(135deg,#f7e9bd 0%,#d9b25e 48%,#b2843a 100%)}
.ccard__chip::after{content:"";position:absolute;inset:7px 6px;border-radius:3px;border:1px solid rgba(0,0,0,.18);
  background:repeating-linear-gradient(90deg,transparent 0 6px,rgba(0,0,0,.12) 6px 7px)}
.ccard__num{position:relative;z-index:2;font-family:Sora;font-weight:600;font-size:clamp(18px,4.6vw,22px);letter-spacing:.14em;display:flex;gap:14px;flex-wrap:wrap;text-shadow:0 1px 2px rgba(0,0,0,.25)}
.ccard__foot{display:flex;gap:26px;align-items:flex-end;position:relative;z-index:2}
.ccard__foot small{display:block;font-size:8.5px;letter-spacing:.22em;opacity:.65;margin-bottom:3px}
.ccard__foot b{font-weight:600;font-size:14px;letter-spacing:.06em}
.ccard__net{margin-left:auto;display:flex;align-items:center}
.ccard__net i{display:block;width:26px;height:26px;border-radius:50%;opacity:.95}
.ccard__net i:first-child{background:#eb001b;margin-right:-10px}
.ccard__net i:last-child{background:#f79e1b;mix-blend-mode:screen}

/* panel / card surfaces */
.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-l);box-shadow:var(--shadow-m)}

/* form fields */
.field{display:block;margin:16px 0 0}
.field__lbl{display:block;font-size:13px;font-weight:600;color:var(--ink-2);margin-bottom:7px}
.input{width:100%;box-sizing:border-box;padding:13px 15px;border:1px solid var(--line-2);border-radius:13px;
  background:var(--surface);color:var(--ink);font:inherit;font-size:15px;transition:border-color .15s,box-shadow .15s}
.input:focus{outline:none;border-color:var(--acc);box-shadow:0 0 0 4px rgba(79,73,230,.14)}
.input:focus-visible{outline:none}
.input::placeholder{color:var(--faint)}
.err{color:var(--danger);font-size:13px;min-height:16px;margin:8px 0 0}

/* footer */
footer.site{padding:40px 0;border-top:1px solid var(--line);margin-top:40px;color:var(--faint);font-size:13.5px}
footer.site .foot__row{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap}
footer.site a:hover{color:var(--ink)}

/* spinner */
.spin{display:inline-block;width:26px;height:26px;border-radius:50%;border:3px solid var(--line-2);
  border-top-color:var(--acc);animation:spin .7s linear infinite;vertical-align:middle}
.loadbox{display:flex;flex-direction:column;align-items:center;gap:14px;color:var(--muted);padding:70px 0;font-size:14.5px}
@keyframes spin{to{transform:rotate(360deg)}}
@media (prefers-reduced-motion:reduce){
  *{scroll-behavior:auto!important}
  .spin{animation-duration:1.6s}
  .toast{transition:opacity .25s}
}

/* toast */
.toast{position:fixed;left:50%;bottom:28px;transform:translateX(-50%) translateY(20px);z-index:300;
  background:var(--ink);color:var(--bg);padding:12px 20px;border-radius:999px;font-size:14px;font-weight:600;
  box-shadow:var(--shadow-l);opacity:0;pointer-events:none;transition:opacity .25s,transform .25s}
.toast.on{opacity:1;transform:translateX(-50%) translateY(0)}