/* =========================================================
   KABER BERNY I BERNY — transport · logistyka · wynajem
   Identity: asphalt graphite + hi-vis amber + road markings
   Type: Archivo (display) / Inter (body) / Barlow Semi Condensed (labels)
   ========================================================= */

:root {
  --ink:        #16181D;   /* asphalt graphite — dark bands, text */
  --ink-2:      #20242C;   /* raised dark surface */
  --ink-line:   rgba(255,255,255,.10);
  --paper:      #EAECEE;   /* cool concrete background */
  --paper-2:    #E1E4E7;
  --card:       #FFFFFF;
  --amber:      #F5A524;   /* hi-vis signal amber — signature */
  --amber-deep: #DE8B0C;
  --steel:      #2E4B6B;   /* steel blue — links, trust */
  --steel-soft: #3E6491;
  --muted:      #5B6472;   /* secondary text on light */
  --muted-dark: #9AA3B2;   /* secondary text on dark */
  --line:       rgba(22,24,29,.12);
  --line-strong:rgba(22,24,29,.20);

  --radius:     14px;
  --radius-sm:  10px;
  --radius-btn: 8px;
  --shadow-sm:  0 1px 2px rgba(22,24,29,.06), 0 4px 14px rgba(22,24,29,.06);
  --shadow-md:  0 10px 34px rgba(22,24,29,.12);
  --maxw:       1160px;
  --gutter:     clamp(20px, 5vw, 48px);

  --font-body:   "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-display:"Archivo", "Inter", sans-serif;
  --font-util:   "Barlow Semi Condensed", "Inter", sans-serif;
}

/* ---------- reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: var(--steel); text-decoration: none; }
a:hover { text-decoration: underline; }
ul { list-style: none; padding: 0; }
button { font-family: inherit; cursor: pointer; }
:focus-visible { outline: 3px solid var(--amber); outline-offset: 2px; border-radius: 4px; }

/* ---------- layout helpers ---------- */
.wrap { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: clamp(60px, 8vw, 112px); }

.eyebrow {
  display: inline-flex; align-items: center; gap: .6rem;
  font-family: var(--font-util); font-size: .92rem; font-weight: 700;
  letter-spacing: .16em; text-transform: uppercase; color: var(--amber-deep);
}
.eyebrow::before { content: ""; width: 30px; height: 3px; background: var(--amber); }
.eyebrow.on-dark { color: var(--amber); }

h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 800; line-height: 1.06; letter-spacing: -.02em; color: var(--ink); }
h2 { font-size: clamp(1.9rem, 4.4vw, 3.05rem); }
h3 { font-size: 1.3rem; font-weight: 700; }
p { color: #3d4450; }
.lead { font-size: clamp(1.05rem, 2vw, 1.24rem); color: #444b57; max-width: 60ch; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .6rem;
  font-weight: 700; font-size: .98rem; letter-spacing: .01em;
  padding: .9rem 1.5rem; border-radius: var(--radius-btn); border: 2px solid transparent;
  transition: transform .16s ease, box-shadow .16s ease, background-color .16s ease, color .16s ease, border-color .16s ease;
  text-decoration: none; white-space: nowrap;
}
.btn:hover { text-decoration: none; transform: translateY(-2px); }
.btn-primary { background: var(--amber); color: #1a1400; box-shadow: 0 6px 18px rgba(245,165,36,.34); }
.btn-primary:hover { background: #ffb52e; box-shadow: 0 10px 26px rgba(245,165,36,.42); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line-strong); }
.btn-ghost:hover { border-color: var(--ink); background: rgba(22,24,29,.04); }
.btn-ghost.on-dark { color: #fff; border-color: rgba(255,255,255,.28); }
.btn-ghost.on-dark:hover { border-color: #fff; background: rgba(255,255,255,.08); }
.btn svg { width: 18px; height: 18px; }

/* =========================================================
   Header / navigation
   ========================================================= */
.site-header {
  position: sticky; top: 0; z-index: 60;
  background: rgba(234,236,238,.85); backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent; transition: border-color .3s ease, background-color .3s ease;
}
.site-header.scrolled { border-color: var(--line); background: rgba(234,236,238,.96); }
.nav { display: flex; align-items: center; justify-content: space-between; gap: 1rem; height: 76px; }

.brand { display: inline-flex; align-items: center; gap: .75rem; text-decoration: none; }
.brand:hover { text-decoration: none; }
.brand-mark { width: 44px; height: 44px; flex: none; }
.brand-text { display: flex; flex-direction: column; line-height: 1.02; }
.brand-name { font-family: var(--font-display); font-weight: 800; font-size: 1.2rem; color: var(--ink); letter-spacing: .01em; }
.brand-sub { font-family: var(--font-util); font-size: .72rem; letter-spacing: .16em; text-transform: uppercase; color: var(--muted); font-weight: 600; }

.nav-links { display: flex; align-items: center; gap: .3rem; }
.nav-links a {
  color: #2b313c; font-weight: 600; font-size: .96rem;
  padding: .5rem .9rem; border-radius: var(--radius-btn); transition: color .15s ease, background-color .15s ease;
}
.nav-links a:hover { color: var(--ink); background: rgba(22,24,29,.06); text-decoration: none; }
.nav-cta { margin-left: .4rem; }

.nav-toggle { display: none; width: 46px; height: 46px; border: 1px solid var(--line-strong); border-radius: 10px; background: transparent; align-items: center; justify-content: center; }
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after { content: ""; display: block; width: 20px; height: 2px; background: var(--ink); border-radius: 2px; transition: transform .25s ease, opacity .2s ease; }
.nav-toggle span::before { transform: translateY(-6px); }
.nav-toggle span::after  { transform: translateY(4px); }
.nav-toggle[aria-expanded="true"] span { background: transparent; }
.nav-toggle[aria-expanded="true"] span::before { transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] span::after  { transform: rotate(-45deg); }

/* =========================================================
   Hero (dark asphalt band)
   ========================================================= */
.hero {
  position: relative; background: var(--ink); color: #fff; overflow: hidden;
  padding-block: clamp(64px, 9vw, 120px);
}
.hero::before { /* subtle amber road glow */
  content: ""; position: absolute; z-index: 0; top: -30%; right: -12%;
  width: min(720px, 85vw); height: min(720px, 85vw);
  background: radial-gradient(circle at center, rgba(245,165,36,.18) 0%, rgba(245,165,36,0) 62%);
  pointer-events: none;
}
.hero::after { /* faint road-marking texture bottom */
  content: ""; position: absolute; z-index: 0; left: 0; right: 0; bottom: 0; height: 5px;
  background: repeating-linear-gradient(90deg, rgba(245,165,36,.55) 0 40px, transparent 40px 80px);
  opacity: .5;
}
.hero-inner { position: relative; z-index: 1; max-width: 820px; }
.hero h1 {
  color: #fff; font-size: clamp(2.4rem, 6vw, 4.3rem); font-weight: 800;
  letter-spacing: -.025em; margin-top: 1.2rem; text-wrap: balance;
}
.hero h1 .accent { position: relative; color: var(--amber); white-space: nowrap; }
.hero h1 .accent svg { position: absolute; left: 0; right: 0; bottom: -.2em; width: 100%; height: 8px; overflow: visible; }
.hero h1 .accent line { stroke: var(--amber); stroke-width: 7; stroke-dasharray: 26 20; animation: road 2.2s linear infinite; }
@keyframes road { to { stroke-dashoffset: -92; } }
.hero .lead { color: #c9cfd8; margin-top: 1.6rem; max-width: 58ch; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .85rem; margin-top: 2.3rem; }

.hero-meta {
  display: flex; flex-wrap: wrap; gap: .6rem 1.8rem; margin-top: 2.6rem;
  padding-top: 1.7rem; border-top: 1px solid var(--ink-line);
  font-size: .93rem; color: var(--muted-dark); font-weight: 500;
}
.hero-meta span { display: inline-flex; align-items: center; gap: .55rem; }
.hero-meta svg { width: 17px; height: 17px; color: var(--amber); }

/* =========================================================
   About + pillars
   ========================================================= */
.about-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(32px, 6vw, 76px); align-items: start; }
.about-copy p + p { margin-top: 1.05rem; }
.about-copy .lead { margin-top: 1.3rem; }

.pillars { display: grid; gap: 14px; }
.pillar {
  display: flex; gap: 1rem; align-items: flex-start;
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.1rem 1.25rem; box-shadow: var(--shadow-sm);
}
.pillar-ico { flex: none; width: 46px; height: 46px; border-radius: 11px; display: grid; place-items: center; background: rgba(46,75,107,.10); color: var(--steel); }
.pillar-ico svg { width: 23px; height: 23px; }
.pillar h3 { font-size: 1.05rem; font-weight: 700; font-family: var(--font-body); }
.pillar p { font-size: .92rem; margin-top: .15rem; }

/* =========================================================
   Services
   ========================================================= */
.services { background: var(--paper-2); }
.services-head { max-width: 680px; }
.services-head .lead { margin-top: 1rem; }
.services-grid {
  margin-top: clamp(36px, 5vw, 56px);
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
}
.svc-card {
  position: relative; background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 1.8rem 1.7rem 1.7rem; box-shadow: var(--shadow-sm);
  overflow: hidden; transition: transform .2s ease, box-shadow .2s ease;
}
.svc-card::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: var(--amber); transform: scaleX(0); transform-origin: left; transition: transform .3s ease; }
.svc-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.svc-card:hover::before { transform: scaleX(1); }
.svc-ico { width: 54px; height: 54px; border-radius: 12px; display: grid; place-items: center; background: var(--ink); color: var(--amber); margin-bottom: 1.2rem; }
.svc-ico svg { width: 28px; height: 28px; }
.svc-tag { font-family: var(--font-util); font-size: .78rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--amber-deep); }
.svc-card h3 { margin-top: .3rem; font-size: 1.4rem; }
.svc-card p { margin-top: .7rem; font-size: .98rem; color: #454c58; }
.svc-list { margin-top: 1.1rem; display: grid; gap: .55rem; }
.svc-list li { position: relative; padding-left: 1.5rem; font-size: .93rem; color: #454c58; }
.svc-list li::before { content: ""; position: absolute; left: 0; top: .5em; width: 10px; height: 2px; background: var(--amber); }

/* =========================================================
   Why us (dark band)
   ========================================================= */
.why { background: var(--ink); color: #fff; position: relative; overflow: hidden; }
.why::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: repeating-linear-gradient(90deg, var(--amber) 0 40px, transparent 40px 80px); opacity: .55; }
.why h2 { color: #fff; }
.why .lead { color: #c9cfd8; }
.why-grid { margin-top: clamp(34px, 5vw, 52px); display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.why-item { border-top: 2px solid var(--ink-line); padding-top: 1.2rem; }
.why-ico { width: 42px; height: 42px; border-radius: 10px; display: grid; place-items: center; background: rgba(245,165,36,.14); color: var(--amber); margin-bottom: 1rem; }
.why-ico svg { width: 22px; height: 22px; }
.why-item h3 { color: #fff; font-size: 1.12rem; font-family: var(--font-body); font-weight: 700; }
.why-item p { color: var(--muted-dark); font-size: .93rem; margin-top: .4rem; }

/* =========================================================
   Contact
   ========================================================= */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(28px, 5vw, 56px); align-items: start; }
.contact-info { display: grid; gap: 14px; align-content: start; }
.info-card { display: flex; gap: 1rem; align-items: flex-start; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.25rem 1.35rem; box-shadow: var(--shadow-sm); }
.info-ico { flex: none; width: 46px; height: 46px; border-radius: 11px; display: grid; place-items: center; background: rgba(245,165,36,.14); color: var(--amber-deep); }
.info-ico svg { width: 22px; height: 22px; }
.info-card .k { font-family: var(--font-util); font-size: .8rem; letter-spacing: .13em; text-transform: uppercase; color: var(--muted); font-weight: 700; }
.info-card .v { font-weight: 600; color: var(--ink); margin-top: .15rem; overflow-wrap: anywhere; }
.info-card a.v { color: var(--ink); }
.info-card a.v:hover { color: var(--amber-deep); }

.form-card { background: var(--card); border: 1px solid var(--line); border-radius: calc(var(--radius) + 4px); padding: clamp(1.4rem, 3vw, 2rem); box-shadow: var(--shadow-md); }
.form-row { display: grid; gap: 6px; margin-bottom: 1.1rem; }
.form-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-row label { font-size: .86rem; font-weight: 700; color: var(--ink); }
.form-row label .req { color: var(--amber-deep); }
.form-row input, .form-row textarea {
  font-family: inherit; font-size: 1rem; color: var(--ink); background: var(--paper);
  border: 1.5px solid var(--line-strong); border-radius: var(--radius-sm); padding: .8rem .95rem; width: 100%;
  transition: border-color .15s ease, box-shadow .15s ease, background-color .15s ease;
}
.form-row input::placeholder, .form-row textarea::placeholder { color: #98a0ac; }
.form-row input:focus, .form-row textarea:focus { outline: none; border-color: var(--amber); background: #fff; box-shadow: 0 0 0 4px rgba(245,165,36,.16); }
.form-row textarea { resize: vertical; min-height: 130px; }
.form-row.invalid input, .form-row.invalid textarea { border-color: #c0392b; }
.field-error { font-size: .82rem; color: #c0392b; font-weight: 600; display: none; }
.form-row.invalid .field-error { display: block; }
.form-consent { display: flex; gap: .65rem; align-items: flex-start; margin-bottom: 1.3rem; font-size: .88rem; color: var(--muted); }
.form-consent input { margin-top: .2rem; width: 18px; height: 18px; accent-color: var(--amber-deep); flex: none; }
.form-consent.invalid { color: #c0392b; }
.form-submit { width: 100%; justify-content: center; }
.form-status { display: none; margin-top: 1rem; padding: .9rem 1.1rem; border-radius: var(--radius-sm); font-size: .93rem; font-weight: 600; line-height: 1.5; }
.form-status.show { display: block; }
.form-status.ok { background: rgba(46,75,107,.10); color: var(--steel); border: 1px solid rgba(46,75,107,.25); }

/* =========================================================
   Footer (dark)
   ========================================================= */
.site-footer { background: var(--ink); color: #c3cad4; padding-block: clamp(52px, 7vw, 80px) 2rem; position: relative; }
.site-footer::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: repeating-linear-gradient(90deg, var(--amber) 0 40px, transparent 40px 80px); opacity: .5; }
.footer-top { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: clamp(28px, 5vw, 56px); }
.footer-brand .brand-name { color: #fff; }
.footer-brand .brand-sub { color: #8b95a5; }
.footer-about { margin-top: 1.1rem; font-size: .94rem; color: #9aa3b2; max-width: 42ch; }
.footer-col h4 { color: #fff; font-family: var(--font-util); font-size: .84rem; letter-spacing: .14em; text-transform: uppercase; font-weight: 700; margin-bottom: 1rem; }
.footer-col ul { display: grid; gap: .6rem; }
.footer-col a { color: #c3cad4; font-size: .95rem; }
.footer-col a:hover { color: #fff; }
.footer-legal-block { font-size: .92rem; color: #9aa3b2; display: grid; gap: .55rem; }
.footer-legal-block .lbl { color: #8b95a5; font-weight: 700; margin-right: .35rem; }
.footer-legal-block a { color: #c3cad4; }
.footer-bottom { margin-top: clamp(34px, 5vw, 54px); padding-top: 1.6rem; border-top: 1px solid var(--ink-line); display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 1rem; font-size: .86rem; color: #8b95a5; }
.footer-bottom nav { display: flex; flex-wrap: wrap; gap: .4rem 1.2rem; }
.footer-bottom nav a { color: #9aa3b2; }
.footer-bottom nav a:hover { color: #fff; }

/* =========================================================
   Cookie banner
   ========================================================= */
.cookie-banner {
  position: fixed; z-index: 80; left: clamp(12px, 3vw, 24px); right: clamp(12px, 3vw, 24px);
  bottom: clamp(12px, 3vw, 24px); max-width: 560px; margin-inline: auto;
  background: #fff; border: 1px solid var(--line-strong); border-radius: var(--radius);
  box-shadow: 0 18px 50px rgba(22,24,29,.28); padding: 1.25rem 1.4rem;
  transform: translateY(140%); transition: transform .4s cubic-bezier(.2,.8,.2,1);
}
.cookie-banner.show { transform: translateY(0); }
.cookie-banner p { font-size: .92rem; color: #3d4450; }
.cookie-banner .cookie-actions { display: flex; flex-wrap: wrap; gap: .6rem; margin-top: 1rem; }
.cookie-banner .btn { padding: .6rem 1.1rem; font-size: .9rem; }

/* =========================================================
   Legal / content pages
   ========================================================= */
.page-hero { background: var(--ink); color: #fff; position: relative; overflow: hidden; padding-block: clamp(48px, 7vw, 88px) clamp(40px, 6vw, 60px); }
.page-hero::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 4px; background: repeating-linear-gradient(90deg, var(--amber) 0 40px, transparent 40px 80px); opacity: .5; }
.page-hero .crumbs { font-family: var(--font-util); font-size: .9rem; color: var(--muted-dark); font-weight: 600; letter-spacing: .04em; margin-bottom: 1rem; }
.page-hero .crumbs a { color: var(--amber); }
.page-hero h1 { color: #fff; font-size: clamp(2.1rem, 5vw, 3.1rem); }
.page-hero .updated { margin-top: 1rem; font-size: .9rem; color: var(--muted-dark); }

.legal { padding-block: clamp(48px, 7vw, 88px); }
.legal-wrap { max-width: 820px; }
.legal h2 { font-size: clamp(1.4rem, 3vw, 1.85rem); margin-top: 2.6rem; }
.legal h3 { margin-top: 1.6rem; font-size: 1.08rem; font-weight: 700; font-family: var(--font-body); }
.legal p { margin-top: .9rem; }
.legal ul { margin-top: .9rem; display: grid; gap: .55rem; }
.legal li { position: relative; padding-left: 1.5rem; color: #3d4450; }
.legal li::before { content: ""; position: absolute; left: 0; top: .55em; width: 10px; height: 3px; background: var(--amber); }
.legal a { font-weight: 600; }
.legal .callout { margin-top: 1.6rem; background: #fff; border: 1px solid var(--line); border-left: 4px solid var(--amber); border-radius: var(--radius-sm); padding: 1.1rem 1.3rem; }
.legal .callout p { margin-top: 0; }
.legal .callout p + p { margin-top: .7rem; }

/* ---------- reveal ---------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width: 940px) {
  .about-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}
@media (max-width: 760px) {
  .nav-links {
    position: fixed; inset: 76px 0 auto 0; flex-direction: column; align-items: stretch;
    background: var(--paper); border-bottom: 1px solid var(--line); padding: 1rem var(--gutter) 1.4rem;
    gap: .2rem; transform: translateY(-140%); transition: transform .3s ease; box-shadow: var(--shadow-md);
  }
  .nav-links.open { transform: translateY(0); }
  .nav-links a { padding: .8rem 1rem; font-size: 1.05rem; }
  .nav-cta { margin: .6rem 0 0; text-align: center; }
  .nav-toggle { display: inline-flex; }
  .form-grid-2 { grid-template-columns: 1fr; }
  .hero h1 .accent { white-space: normal; }
}
@media (max-width: 520px) {
  .why-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  * { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; }
  .hero h1 .accent line { animation: none; }
}