@font-face {
  font-family: 'Poppins';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("../fonts/poppins-latin-ext-400.woff2") format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Poppins';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("../fonts/poppins-latin-400.woff2") format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Poppins';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("../fonts/poppins-latin-ext-500.woff2") format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Poppins';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("../fonts/poppins-latin-500.woff2") format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Poppins';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("../fonts/poppins-latin-ext-600.woff2") format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Poppins';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("../fonts/poppins-latin-600.woff2") format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Poppins';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("../fonts/poppins-latin-ext-700.woff2") format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Poppins';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("../fonts/poppins-latin-700.woff2") format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
  --sk-font: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif;
  --sk-accent: #4f46e5;
  --sk-accent-hover: #4338ca;
  --sk-accent-soft: #eef2ff;
  --sk-text: #1e1b2e;
  --sk-text-muted: #6b7280;
  --sk-border: #e5e7eb;
  --sk-bg-soft: #f8f9fc;
  --sk-success: #15803d;
  --sk-success-soft: #f0fdf4;
  --sk-error: #b91c1c;
  --sk-error-soft: #fef2f2;
  --sk-warn: #b45309;
  --sk-warn-soft: #fffbeb;
  --sk-warn-border: #fcd34d;
  --sk-info: #0e7490;
  --sk-info-soft: #ecfeff;
  --sk-violet: #7c3aed;
  --sk-violet-soft: #f5f3ff;
  --sk-radius: 12px;
  --sk-radius-sm: 8px;
}

* { box-sizing: border-box; }

body {
  font: 400 14px/1.6 var(--sk-font);
  color: var(--sk-text);
  margin: 0;
  background: #fff;
  -webkit-text-size-adjust: 100%;
}

/* Wspólny pasek nawigacji panelu webowego (panel / lista zakupów / ustawienia + wyloguj) -
   budowany przez js/nav.js. Na telefonie zostaje przyklejony do góry ekranu. */
.app-nav {
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 8px max(16px, calc((100% - 900px) / 2 + 20px));
  background: rgba(255, 255, 255, .96);
  border-bottom: 1px solid var(--sk-border);
  backdrop-filter: blur(6px);
}
.app-nav .brand { font: 700 15px/1.2 var(--sk-font); color: var(--sk-accent); margin-right: auto; white-space: nowrap; }
.app-nav a.nav-link {
  font: 600 13px/1.2 var(--sk-font);
  color: var(--sk-text-muted);
  text-decoration: none;
  padding: 8px 10px;
  border-radius: var(--sk-radius-sm);
  white-space: nowrap;
}
.app-nav a.nav-link:hover { background: var(--sk-bg-soft); color: var(--sk-text); }
.app-nav a.nav-link.active { background: var(--sk-accent-soft); color: var(--sk-accent); }
.app-nav .nav-icon { display: none; }

.page { max-width: 900px; margin: 24px auto 0; padding: 0 20px 60px; }

select {
  font: 500 13px/1.2 var(--sk-font);
  padding: 8px 10px;
  border-radius: var(--sk-radius-sm);
  border: 1px solid var(--sk-border);
  background: #fff;
  color: var(--sk-text);
  max-width: 100%;
}
input[type="text"]:focus, input[type="date"]:focus, input[type="number"]:focus, input[type="search"]:focus, textarea:focus, select:focus {
  outline: none; border-color: var(--sk-accent); box-shadow: 0 0 0 3px var(--sk-accent-soft);
}
button {
  font: 600 13px/1.2 var(--sk-font);
  padding: 9px 16px;
  border-radius: var(--sk-radius-sm);
  border: none;
  cursor: pointer;
  transition: background-color .15s ease, transform .1s ease;
  white-space: nowrap;
}
button:active { transform: scale(.98); }
button.primary { background: var(--sk-accent); color: #fff; }
button.primary:hover { background: var(--sk-accent-hover); }
button.primary:disabled { background: #c7c2f3; cursor: not-allowed; transform: none; }
button.secondary { background: var(--sk-accent-soft); color: var(--sk-accent); }
button.secondary:hover { background: #e0e4fd; }
button.danger { background: var(--sk-error-soft); color: var(--sk-error); }
button.danger:hover { background: #fde2e2; }
button.small { padding: 6px 12px; font-size: 12px; }
:focus-visible { outline: 2px solid var(--sk-accent); outline-offset: 2px; }

.result { margin-top: 8px; font-size: 13px; min-height: 16px; }
.result.error { color: var(--sk-error); }
.result.success { color: var(--sk-success); }
.hint { color: var(--sk-text-muted); font-size: 13px; margin: 0 0 16px; max-width: 70ch; }
.empty-hint { color: var(--sk-text-muted); font-size: 14px; padding: 40px 0; text-align: center; }

@media (max-width: 640px) {
  .page { margin-top: 16px; padding: 0 16px 96px; }
  .app-nav { padding: 6px 12px; gap: 2px; }
  .app-nav .nav-label { display: none; }
  .app-nav .nav-icon { display: inline; font-size: 18px; }
  .app-nav a.nav-link { padding: 10px 12px; }
}

/* Na ekranach dotykowych: cele dotyku min. 44 px (wytyczne Apple/Google) i 16 px w polach
   tekstowych, żeby iOS nie przybliżał strony przy fokusie. */
@media (pointer: coarse) {
  button, select, .app-nav a.nav-link { min-height: 44px; }
  button.small { min-height: 40px; padding: 8px 14px; }
  input[type="text"], input[type="search"], input[type="date"], input[type="number"], textarea, select { font-size: 16px !important; }
  input[type="text"], input[type="search"], input[type="date"], input[type="number"] { min-height: 44px; }
}