/* sailabc.com — nowoczesny, responsywny UI (mobile-first). Bez frameworków. */

:root{
  --bg: #0b1220;
  --bg2: #0f1a2f;

  --card: rgba(255,255,255,0.08);
  --card2: rgba(255,255,255,0.06);
  --stroke: rgba(255,255,255,0.12);

  --text: rgba(255,255,255,0.92);
  --muted: rgba(255,255,255,0.68);
  --muted2: rgba(255,255,255,0.52);

  --accent: #19c4c6;     /* turkus */
  --accent2: #2563eb;    /* niebieski */
  --warn: #d7b85a;       /* złoto */
  --danger: #ef4444;

  --shadow: 0 20px 60px rgba(0,0,0,0.35);
  --radius: 18px;
  --radius-sm: 12px;

  --max: 1120px;
  --gap: 16px;
}

*{ box-sizing: border-box; }
html,body{ height: 100%; }
html{ scroll-behavior: smooth; }

body{
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Noto Sans", "Apple Color Emoji","Segoe UI Emoji";
  color: var(--text);
  background:
    radial-gradient(1200px 900px at 18% -10%, rgba(25,196,198,0.20), transparent 55%),
    radial-gradient(1000px 700px at 92% 10%, rgba(37,99,235,0.18), transparent 55%),
    radial-gradient(1200px 700px at 50% 120%, rgba(25,196,198,0.10), transparent 60%),
    linear-gradient(180deg, var(--bg), var(--bg2));
  line-height: 1.55;
}

img{ max-width: 100%; display: block; }
a{ color: inherit; text-decoration: none; }
p{ margin: 0 0 12px; }
h1,h2,h3,h4{ line-height: 1.15; margin: 0 0 10px; }
ul{ margin: 0; padding-left: 18px; }

code{
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 0.95em;
}

.container{
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 16px;
}

.skip-link{
  position: absolute;
  left: -999px;
  top: 10px;
  background: #fff;
  color: #000;
  padding: 10px 12px;
  border-radius: 12px;
  z-index: 1000;
}
.skip-link:focus{ left: 12px; }

.sr-only{
  position:absolute;
  width:1px;height:1px;
  padding:0;margin:-1px;
  overflow:hidden;clip:rect(0,0,0,0);
  white-space:nowrap;border:0;
}

/* Header */
.site-header{
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(10px);
  background: rgba(10,16,28,0.55);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.header-inner{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 0;
}

.brand{
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 180px;
}
.brand-logo{
  width: 40px;
  height: 40px;
  object-fit: contain;
  filter: drop-shadow(0 10px 20px rgba(0,0,0,0.35));
}
.brand-text{ display: flex; flex-direction: column; }
.brand-name{ font-weight: 900; letter-spacing: 0.2px; }
.brand-tagline{ font-size: 12px; color: var(--muted); margin-top: 1px; }

.site-nav{
  display: none;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-end;
}
.site-nav a{
  font-size: 14px;
  color: var(--muted);
  padding: 10px 10px;
  border-radius: 12px;
  transition: background .2s ease, color .2s ease, border-color .2s ease;
  border: 1px solid transparent;
}
.site-nav a:hover{
  background: rgba(255,255,255,0.06);
  border-color: rgba(25,196,198,0.25);
  color: var(--text);
}

.nav-toggle{
  appearance: none;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.06);
  color: var(--text);
  border-radius: 14px;
  padding: 10px 12px;
  cursor: pointer;
  box-shadow: 0 10px 25px rgba(0,0,0,0.22);
}
.nav-toggle:focus-visible{
  outline: 3px solid rgba(25,196,198,0.35);
  outline-offset: 2px;
}
.nav-toggle-lines{
  display: inline-block;
  width: 18px; height: 12px;
  position: relative;
}
.nav-toggle-lines::before,
.nav-toggle-lines::after{
  content:"";
  position:absolute;
  left:0; right:0;
  height:2px;
  background: rgba(255,255,255,0.86);
  border-radius: 99px;
}
.nav-toggle-lines::before{ top: 1px; }
.nav-toggle-lines::after{ bottom: 1px; }

.site-nav.open{
  display: flex;
  position: absolute;
  left: 0; right: 0;
  top: 64px;
  padding: 12px 16px 16px;
  background: rgba(10,16,28,0.92);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

/* Hero */
.hero{
  padding: 34px 0 18px;
}
.hero-inner{
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  align-items: start;
}
.hero-copy{ padding: 10px 0; }

.hero-eyebrow{
  display:flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}

.hero h1{
  font-size: clamp(28px, 4.5vw, 46px);
  margin-bottom: 10px;
  letter-spacing: -0.6px;
}
.hero-lead{
  color: var(--muted);
  font-size: 16px;
  max-width: 62ch;
}

.hero-cta{
  display:flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 14px;
}
.hero-badges{
  display:flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}

.hero-panel .panel-card{
  border: 1px solid rgba(255,255,255,0.10);
  background: linear-gradient(180deg, rgba(255,255,255,0.08), rgba(255,255,255,0.05));
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 16px;
}
.panel-top h2{ font-size: 18px; margin-bottom: 2px; }
.panel-grid{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 12px;
}
.kpi{
  background: rgba(0,0,0,0.18);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 14px;
  padding: 12px;
}
.kpi-label{ display:block; color: var(--muted2); font-size: 12px; }
.kpi-value{ display:block; font-weight: 900; font-size: 18px; margin-top: 2px; letter-spacing: -0.2px; }
.kpi-sub{ display:block; color: var(--muted); font-size: 12px; margin-top: 2px; }
.panel-actions{
  display:flex;
  gap: 10px;
  margin-top: 14px;
  flex-wrap: wrap;
}

/* Sections */
.section{ padding: 26px 0; }
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 14px;
}
.section-head h2{
  font-size: 22px;
  letter-spacing: -0.25px;
}
.muted{ color: var(--muted); }
.small{ font-size: 12px; color: var(--muted); }

/* Cards */
.card{
  border: 1px solid rgba(255,255,255,0.10);
  background: linear-gradient(180deg, rgba(255,255,255,0.08), rgba(255,255,255,0.05));
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: 0 20px 50px rgba(0,0,0,0.22);
}
.card h3{ font-size: 18px; }
.card p{ color: var(--muted); }

.cards-grid{
  display:grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
}
.cards-2{ grid-template-columns: 1fr; }
.cards-3{ grid-template-columns: 1fr; }

.card-link{
  display:block;
  transition: transform .18s ease, border-color .18s ease, background .18s ease;
}
.card-link:hover{
  transform: translateY(-2px);
  border-color: rgba(25,196,198,0.35);
  background: linear-gradient(180deg, rgba(25,196,198,0.12), rgba(255,255,255,0.05));
}
.card-icon{
  width: 44px; height: 44px;
  display:grid; place-items:center;
  border-radius: 14px;
  background: rgba(0,0,0,0.22);
  border: 1px solid rgba(255,255,255,0.10);
  margin-bottom: 10px;
  font-size: 22px;
}
.card-cta{
  display:inline-block;
  margin-top: 8px;
  color: rgba(25,196,198,0.95);
  font-weight: 800;
}

.card-accent{
  background: linear-gradient(180deg, rgba(37,99,235,0.14), rgba(25,196,198,0.10));
  border-color: rgba(255,255,255,0.14);
}

/* Pills / chips */
.pill{
  display:inline-block;
  font-size: 12px;
  color: rgba(255,255,255,0.86);
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(0,0,0,0.22);
  border: 1px solid rgba(255,255,255,0.10);
}
.chip{
  display:inline-block;
  font-size: 13px;
  color: rgba(255,255,255,0.88);
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.10);
  transition: background .2s ease, border-color .2s ease, transform .12s ease;
}
.chip:hover{
  background: rgba(25,196,198,0.12);
  border-color: rgba(25,196,198,0.35);
  transform: translateY(-1px);
}

/* Buttons */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap: 8px;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.06);
  color: var(--text);
  font-weight: 800;
  cursor: pointer;
  transition: transform .12s ease, background .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.btn:hover{
  transform: translateY(-1px);
  background: rgba(255,255,255,0.09);
  border-color: rgba(255,255,255,0.18);
}
.btn:active{ transform: translateY(0); }
.btn:focus-visible{
  outline: 3px solid rgba(25,196,198,0.35);
  outline-offset: 2px;
}

.btn-primary{
  border-color: rgba(25,196,198,0.55);
  background: linear-gradient(180deg, rgba(25,196,198,0.95), rgba(25,196,198,0.72));
  color: #041116;
  box-shadow: 0 18px 40px rgba(25,196,198,0.12);
}
.btn-primary:hover{
  background: linear-gradient(180deg, rgba(25,196,198,1), rgba(25,196,198,0.78));
  border-color: rgba(25,196,198,0.70);
}

.btn-ghost{ background: rgba(0,0,0,0.14); }
.btn-full{ width: 100%; }
.btn-small{ padding: 10px 12px; border-radius: 12px; font-size: 13px; }

/* Links */
.link{
  color: rgba(25,196,198,0.95);
  font-weight: 800;
}
.link:hover{ text-decoration: underline; }

/* Lists */
.list{ color: var(--muted); }
.list li{ margin-bottom: 8px; }
.list.compact li{ margin-bottom: 6px; }

.two-col{
  display:grid;
  grid-template-columns: 1fr;
  gap: 12px;
}
.mini-title{
  font-size: 12px;
  color: var(--muted2);
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-bottom: 8px;
}

/* Filters */
.filters{
  display:grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-bottom: 14px;
}
.field label{
  display:block;
  font-size: 12px;
  color: var(--muted2);
  margin-bottom: 6px;
}
input, select, textarea{
  width: 100%;
  padding: 12px 12px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(0,0,0,0.16);
  color: var(--text);
  outline: none;
}
input::placeholder, textarea::placeholder{ color: rgba(255,255,255,0.45); }
input:focus, select:focus, textarea:focus{
  border-color: rgba(25,196,198,0.55);
  box-shadow: 0 0 0 4px rgba(25,196,198,0.16);
}
.btn-align{ align-self: end; }

/* Listings */
.listing-grid{
  display:grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
.listing{
  padding: 0;
  overflow: hidden;
}
.thumb{
  height: 160px;
  background:
    radial-gradient(700px 200px at 30% 0%, rgba(25,196,198,0.28), transparent 60%),
    linear-gradient(135deg, rgba(255,255,255,0.10), rgba(0,0,0,0.10));
  border-bottom: 1px solid rgba(255,255,255,0.10);
}
.thumb-gear{
  background:
    radial-gradient(700px 200px at 60% 0%, rgba(37,99,235,0.24), transparent 60%),
    linear-gradient(135deg, rgba(255,255,255,0.10), rgba(0,0,0,0.10));
}
.listing-body{ padding: 16px; }

.price-row{
  display:flex;
  align-items:center;
  justify-content: space-between;
  gap: 10px;
  margin: 10px 0 10px;
}
.price{
  font-weight: 950;
  letter-spacing: -0.2px;
}

/* Table */
.table-card{ padding: 16px; }
.table-head{
  display:flex;
  gap: 12px;
  flex-direction: column;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 12px;
}
.table-filters{
  display:flex;
  gap: 10px;
  flex-wrap: wrap;
  width: 100%;
}
.table-filters select{ width: auto; min-width: 170px; }

.table-wrap{
  overflow:auto;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,0.10);
}
.table{
  width:100%;
  border-collapse: collapse;
  min-width: 680px;
  background: rgba(0,0,0,0.10);
}
.table th, .table td{
  text-align:left;
  padding: 12px 12px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  color: rgba(255,255,255,0.86);
  font-size: 14px;
}
.table th{
  color: rgba(255,255,255,0.92);
  font-size: 13px;
}
.status{
  display:inline-flex;
  min-width: 36px;
  justify-content:center;
  padding: 4px 10px;
  border-radius: 999px;
  font-weight: 900;
  border: 1px solid rgba(255,255,255,0.10);
}
.status.ok{ background: rgba(25,196,198,0.16); }
.status.warn{ background: rgba(215,184,90,0.16); }
.status.bad{ background: rgba(239,68,68,0.16); }

.note{
  margin-top: 12px;
  color: var(--muted);
  font-size: 13px;
  background: rgba(255,255,255,0.05);
  border: 1px dashed rgba(255,255,255,0.16);
  border-radius: 14px;
  padding: 12px;
}

/* Content split (articles + list) */
.content-split{
  display:grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.content-list .item{
  display:block;
  padding: 12px;
  border-radius: 14px;
  background: rgba(0,0,0,0.14);
  border: 1px solid rgba(255,255,255,0.08);
  transition: border-color .2s ease, background .2s ease, transform .12s ease;
}
.content-list .item + .item{ margin-top: 10px; }
.content-list .item:hover{
  background: rgba(25,196,198,0.10);
  border-color: rgba(25,196,198,0.35);
  transform: translateY(-1px);
}
.item-title{ display:block; font-weight: 900; margin-bottom: 2px; }
.item-meta{ display:block; font-size: 12px; color: var(--muted); }
.stack{ display:flex; flex-direction: column; gap: 8px; }

.article-head{ margin-bottom: 10px; }
.article-body h4{ margin-top: 14px; }
.article-footer{
  display:flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 12px;
}
.tags{ display:flex; flex-wrap: wrap; gap: 8px; }

/* Weather */
.metric{
  display:flex;
  flex-direction: column;
  gap: 4px;
  margin: 10px 0;
}
.metric-value{ font-size: 26px; font-weight: 950; letter-spacing: -0.4px; }
.metric-sub{ color: var(--muted); font-size: 13px; }

.meter{
  height: 10px;
  border-radius: 999px;
  background: rgba(255,255,255,0.10);
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.10);
  margin: 10px 0 10px;
}
.meter span{
  display:block;
  height: 100%;
  background: linear-gradient(90deg, rgba(25,196,198,0.95), rgba(37,99,235,0.75));
}

.alert-card{
  border-color: rgba(215,184,90,0.20);
  background: linear-gradient(180deg, rgba(215,184,90,0.12), rgba(255,255,255,0.05));
}
.dot{
  width: 10px; height: 10px;
  border-radius: 999px;
  display:inline-block;
  margin-right: 8px;
}
.dot-warn{ background: rgba(215,184,90,0.95); }
.dot-ok{ background: rgba(25,196,198,0.95); }

/* Forms */
.form-row{
  display:grid;
  grid-template-columns: 1fr;
  gap: 12px;
}
.form .field{ margin-bottom: 12px; }
textarea{ resize: vertical; min-height: 120px; }

.faq{
  border: 1px solid rgba(255,255,255,0.10);
  background: rgba(0,0,0,0.14);
  border-radius: 14px;
  padding: 12px;
  margin-top: 10px;
}
.faq summary{
  cursor: pointer;
  font-weight: 900;
}
.faq p{
  margin-top: 8px;
  color: var(--muted);
}

.contact-box{
  margin-top: 14px;
  padding: 12px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,0.10);
  background: rgba(255,255,255,0.05);
}

/* Footer */
.site-footer{
  padding: 26px 0 34px;
  border-top: 1px solid rgba(255,255,255,0.08);
  margin-top: 22px;
  background: rgba(0,0,0,0.10);
}
.footer-inner{
  display:grid;
  grid-template-columns: 1fr;
  gap: 12px;
  align-items: start;
}
.footer-links{
  display:flex;
  flex-wrap: wrap;
  gap: 10px;
}
.footer-links a{
  color: var(--muted);
  padding: 8px 10px;
  border-radius: 12px;
  border: 1px solid transparent;
  transition: background .2s ease, border-color .2s ease, color .2s ease;
}
.footer-links a:hover{
  border-color: rgba(25,196,198,0.30);
  background: rgba(25,196,198,0.10);
  color: var(--text);
}

/* Responsive */
@media (min-width: 720px){
  .site-nav{ display:flex; }
  .nav-toggle{ display:none; }
  .site-nav.open{ position: static; padding: 0; background: transparent; border: 0; }

  .hero{ padding: 48px 0 22px; }
  .hero-inner{ grid-template-columns: 1.15fr 0.85fr; gap: 22px; }

  .filters{ grid-template-columns: 1.4fr 1fr 1fr 1fr auto; }
  .cards-grid{ grid-template-columns: repeat(2, 1fr); }
  .cards-2{ grid-template-columns: repeat(2, 1fr); }
  .cards-3{ grid-template-columns: repeat(3, 1fr); }

  .listing-grid{ grid-template-columns: repeat(3, 1fr); }
  .content-split{ grid-template-columns: 0.95fr 1.35fr; }
  .two-col{ grid-template-columns: 1fr 1fr; }

  .table-head{ flex-direction: row; align-items: center; }
  .form-row{ grid-template-columns: 1fr 1fr; }
  .footer-inner{ grid-template-columns: 1.2fr 1fr auto; align-items: center; }
}

/* Accessibility / reduced motion */
@media (prefers-reduced-motion: reduce){
  *{ transition: none !important; scroll-behavior: auto !important; }
  html{ scroll-behavior: auto; }
}