/* ============================================================
   Audeo Solutions — audeosolutions.pl
   Paleta: atrament granatowy / chłodny papier / bursztyn (dioda)
   Typografia: Archivo (display) · IBM Plex Sans (tekst) · IBM Plex Mono (dane)
   ============================================================ */

:root {
  --ink: #0b1626;
  --ink-soft: #1b2a40;
  --steel: #55657d;
  --paper: #f0f3f6;
  --paper-raise: #ffffff;
  --line: #d6dee6;
  --accent: #f5a524;
  --accent-deep: #9c6000; /* tekst na jasnym tle: ≥4.5:1 (WCAG AA) na --paper i bieli */
  --term-bg: #0b1626;
  --term-green: #4ade80;
  --term-dim: #7b8aa3;
  --radius: 10px;
  --font-display: "Archivo", "Helvetica Neue", sans-serif;
  --font-body: "IBM Plex Sans", "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", "SFMono-Regular", monospace;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--paper);
  color: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--accent); color: var(--ink); }

a { color: inherit; }

:focus-visible {
  outline: 3px solid var(--accent-deep);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ---------- Topbar ---------- */

.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 0.9rem clamp(1.25rem, 4vw, 3rem);
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: 0.04em;
  font-size: 1rem;
}

.brand-logo {
  height: 32px;
  width: auto;
  display: block;
}

.brand-thin { font-weight: 500; color: var(--steel); margin-left: 0.15em; }

.nav { display: flex; align-items: center; gap: clamp(0.8rem, 2vw, 1.6rem); }

.nav a {
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--ink-soft);
}
.nav a:hover { color: var(--accent-deep); }

.nav-cta {
  padding: 0.4rem 0.95rem;
  border: 1.5px solid var(--ink);
  border-radius: 999px;
}
.nav-cta:hover { background: var(--ink); color: var(--paper) !important; }

/* ---------- Wspólne ---------- */

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  color: var(--accent-deep);
  margin-bottom: 1rem;
}

.eyebrow-dark { color: var(--accent); }

h1, h2, h3 {
  font-family: var(--font-display);
  line-height: 1.12;
  letter-spacing: -0.015em;
}

h1 { font-size: clamp(2.1rem, 4.2vw, 3.15rem); font-weight: 800; overflow-wrap: break-word; }
h2 { font-size: clamp(1.6rem, 3.4vw, 2.4rem); font-weight: 800; }
h3 { font-size: 1.15rem; font-weight: 700; }

h1 em, h2 em {
  font-style: normal;
  color: var(--accent-deep);
}

.section {
  padding: clamp(4rem, 9vw, 7rem) clamp(1.25rem, 4vw, 3rem);
  max-width: 1180px;
  margin: 0 auto;
}

.section-head { margin-bottom: 2.75rem; }

.section-alt {
  max-width: none;
  background: var(--paper-raise);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.section-alt > * { max-width: 1084px; margin-left: auto; margin-right: auto; }
.section-alt > .section-head { margin-bottom: 2.75rem; }

.btn {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  padding: 0.8rem 1.6rem;
  border-radius: 999px;
  transition: transform 0.15s ease, background 0.15s ease, color 0.15s ease;
}
.btn:hover { transform: translateY(-2px); }

.btn-primary { background: var(--ink); color: var(--paper); }
.btn-primary:hover { background: var(--ink-soft); }

.btn-ghost { border: 1.5px solid var(--line); color: var(--ink-soft); }
.btn-ghost:hover { border-color: var(--ink); }

.btn-accent { background: var(--accent); color: var(--ink); }
.btn-accent:hover { background: #ffb63d; }

.btn-ghost-dark { border: 1.5px solid rgba(255, 255, 255, 0.35); color: var(--paper); }
.btn-ghost-dark:hover { border-color: var(--accent); color: var(--accent); }

.contact-actions { display: flex; flex-wrap: wrap; gap: 0.8rem; }

/* ---------- Hero ---------- */

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
  max-width: 1180px;
  margin: 0 auto;
  padding: clamp(3rem, 8vw, 6rem) clamp(1.25rem, 4vw, 3rem);
}

.lede {
  margin-top: 1.4rem;
  font-size: 1.08rem;
  color: var(--steel);
  max-width: 34rem;
}

.hero-actions { display: flex; flex-wrap: wrap; gap: 0.8rem; margin-top: 2rem; }

/* Terminal — element sygnaturowy */

.term {
  background: var(--term-bg);
  border-radius: var(--radius);
  box-shadow: 0 24px 60px -24px rgba(11, 22, 38, 0.45);
  overflow: hidden;
}

.term-bar {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.65rem 0.9rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.term-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.18);
}
.term-dot:first-child { background: var(--accent); }

.term-title {
  margin-left: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--term-dim);
  letter-spacing: 0.06em;
}

.term-body {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  line-height: 1.75;
  color: #dbe4f0;
  padding: 1.1rem 1.2rem 1.3rem;
  min-height: 13.5em;
  white-space: pre-wrap;
  overflow-x: auto;
}

.term-body .t-dim { color: var(--term-dim); }
.term-body .t-ok { color: var(--term-green); }
.term-body .t-acc { color: var(--accent); }

.term-cursor {
  display: inline-block;
  width: 0.55em; height: 1.05em;
  background: var(--accent);
  vertical-align: text-bottom;
  animation: blink 1.05s steps(1) infinite;
}

@keyframes blink { 50% { opacity: 0; } }

.term-caption {
  margin-top: 0.8rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--steel);
  text-align: right;
}

/* ---------- Specjalizacje ---------- */

.services { list-style: none; }

.service {
  display: grid;
  grid-template-columns: 9rem minmax(0, 1fr);
  gap: 1.5rem;
  padding: 1.6rem 1rem;
  border-top: 1px solid var(--line);
  transition: background 0.15s ease;
}
.service:last-child { border-bottom: 1px solid var(--line); }
.service:hover { background: var(--paper-raise); }

.service-tag {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--accent-deep);
  padding-top: 0.2rem;
}

.service-body p {
  margin-top: 0.45rem;
  color: var(--steel);
  max-width: 44rem;
}

/* ---------- Proces ---------- */

.steps {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(1.5rem, 3vw, 2.5rem);
}

.step-no {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-deep);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.25rem 0.7rem;
  margin-bottom: 1rem;
  background: var(--paper);
}

.step p { margin-top: 0.5rem; color: var(--steel); font-size: 0.95rem; }

/* ---------- O firmie ---------- */

.about {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}

.about-main p { margin-top: 1.1rem; color: var(--steel); max-width: 36rem; }
.about-main h2 { margin-top: 0; }

.link-arrow {
  display: inline-block;
  margin-top: 1.4rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  color: var(--ink);
  border-bottom: 2px solid var(--accent);
  padding-bottom: 0.15rem;
}
.link-arrow:hover { color: var(--accent-deep); }

.about-meta {
  border-left: 2px solid var(--accent);
  padding-left: 1.4rem;
  margin-top: 3.2rem;
}

.about-meta-line {
  font-size: 0.88rem;
  color: var(--steel);
  margin-bottom: 0.9rem;
}

.about-meta-line span {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink);
  margin-bottom: 0.15rem;
}

/* ---------- Kontakt ---------- */

.section-dark {
  max-width: none;
  background: var(--ink);
  color: var(--paper);
}

.contact {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
  max-width: 1084px;
  margin: 0 auto;
}

.contact-copy h2 { color: #fff; }
.contact-copy p { margin: 1.2rem 0 1.8rem; color: #aab7c9; }

.contact-card {
  background: var(--ink-soft);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius);
  padding: 1.4rem 1.5rem;
  overflow-x: auto;
}

.contact-json {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  line-height: 1.9;
  color: #dbe4f0;
}

.j-key { color: var(--accent); }
.j-str { color: var(--term-green); }

/* ---------- Stopka ---------- */

.footer {
  padding: 2rem clamp(1.25rem, 4vw, 3rem);
  background: var(--ink);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: #7b8aa3;
  font-size: 0.8rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem;
}

/* ---------- Responsywność ---------- */

@media (max-width: 920px) {
  .hero { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .about { grid-template-columns: 1fr; }
  .about-meta { margin-top: 0.5rem; }
  .contact { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .nav a:not(.nav-cta) { display: none; }
  .service { grid-template-columns: 1fr; gap: 0.3rem; padding: 1.3rem 0.5rem; }
}

/* ---------- Ograniczony ruch ---------- */

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn, .service { transition: none; }
  .btn:hover { transform: none; }
  .term-cursor { animation: none; }
}