/* ===== OmnibusAI: Twoja Droga Do Wiedzy =====
   Design: warm, credible, non-corporate. One accent color, one radius
   system (pill buttons / 20px cards / 12px inputs), asymmetric sections. */

:root{
  --paper: #f5f6f3;
  --paper-raised: #ffffff;
  --paper-tint: #efeee9;
  --ink: #14171a;
  --ink-soft: #52585d;
  --ink-faint: #82888d;
  --accent: #ff6a3d;
  --accent-ink: #7a2c12;
  --accent-soft: #ffe3d6;
  --line: rgba(20,23,26,0.10);
  --line-strong: rgba(20,23,26,0.22);

  --radius-card: 20px;
  --radius-input: 12px;
  --radius-pill: 999px;

  --font-display: 'Outfit', system-ui, sans-serif;
  --font-body: 'Manrope', system-ui, sans-serif;

  --max-w: 1240px;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

@media (prefers-color-scheme: dark){
  :root{
    --paper: #101214;
    --paper-raised: #17191c;
    --paper-tint: #1b1e21;
    --ink: #f2f1ed;
    --ink-soft: #b7bcc2;
    --ink-faint: #797f85;
    --accent: #ff7a52;
    --accent-ink: #ffd9c9;
    --accent-soft: rgba(255,122,82,0.16);
    --line: rgba(255,255,255,0.10);
    --line-strong: rgba(255,255,255,0.24);
  }
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
}

body{
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3{
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.1;
  margin: 0 0 0.5em;
  letter-spacing: -0.01em;
}
h1{ font-size: clamp(2.1rem, 4.4vw, 3.4rem); }
h2{ font-size: clamp(1.7rem, 3vw, 2.4rem); }
h3{ font-size: 1.15rem; font-weight: 600; }
p{ margin: 0 0 1em; color: var(--ink-soft); }
a{ color: inherit; }

.wrap{
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}
.narrow{ max-width: 760px; }

.skip-link{
  position: absolute;
  left: -999px;
  top: auto;
  background: var(--accent);
  color: #fff;
  padding: 12px 20px;
  border-radius: var(--radius-input);
  z-index: 100;
}
.skip-link:focus{
  left: 24px;
  top: 16px;
}

/* ===== Buttons ===== */
.btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 26px;
  border-radius: var(--radius-pill);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.98rem;
  white-space: nowrap;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.2s var(--ease), background 0.2s var(--ease), border-color 0.2s var(--ease);
}
.btn:active{ transform: scale(0.97); }
.btn-primary{
  background: var(--accent);
  color: #ffffff;
}
.btn-primary:hover{ transform: translateY(-1px); }
.btn-ghost{
  background: transparent;
  color: var(--ink);
  border-color: var(--line-strong);
}
.btn-ghost:hover{ border-color: var(--accent); color: var(--accent); }
.btn-sm{ padding: 10px 20px; font-size: 0.9rem; }

/* ===== Header ===== */
.site-header{
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.header-inner{
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.brand{
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}
.brand-mark{ flex-shrink: 0; border-radius: 8px; }
.brand-name{
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--ink);
}
.brand-accent{ color: var(--accent); }

.main-nav{
  display: flex;
  align-items: center;
  gap: 28px;
}
.main-nav a{
  text-decoration: none;
  color: var(--ink-soft);
  font-weight: 500;
  font-size: 0.95rem;
  transition: color 0.2s var(--ease);
}
.main-nav a:hover{ color: var(--ink); }
.nav-secondary{
  padding-left: 20px;
  border-left: 1px solid var(--line-strong);
}

.header-actions{ display: flex; align-items: center; gap: 14px; }
.nav-toggle{
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 36px;
  height: 36px;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  cursor: pointer;
}
.nav-toggle span{
  width: 20px;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform 0.25s var(--ease), opacity 0.25s var(--ease);
}
.nav-toggle[aria-expanded="true"] span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2){ opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }

/* ===== Hero ===== */
.hero{ padding: 56px 0 40px; }
.hero-grid{
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: 48px;
  align-items: center;
}
.hero-copy p.hero-sub{
  font-size: 1.1rem;
  max-width: 46ch;
  margin-bottom: 1.8em;
}
.hero-actions{ display: flex; gap: 14px; flex-wrap: wrap; }

.hero-visual{ display: flex; justify-content: center; }
.path-art{ width: 100%; max-width: 420px; }
.path-line{ stroke-dasharray: 4 10; }
.node{ fill: var(--paper-raised); stroke: var(--line-strong); stroke-width: 2; }
.node-c{ fill: var(--accent); stroke: none; }

.fact-belt{
  padding: 22px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.fact-strip{
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  margin: 0;
  padding: 0;
}
.fact-strip li{
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 0.92rem;
  color: var(--ink-soft);
}
.fact-strip i{ color: var(--accent); font-size: 1.15rem; }

/* ===== Sections ===== */
.section{ padding: 88px 0; }
.section-tinted{ background: var(--paper-tint); }
.section .lede{ font-size: 1.15rem; max-width: 68ch; }
.section-intro{
  max-width: 60ch;
  font-size: 1.05rem;
  margin-top: -0.4em;
  margin-bottom: 2.4em;
}

/* ===== Aktualne szkolenia ===== */
.eyebrow{
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent-ink);
  background: var(--accent-soft);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  margin-bottom: 14px;
}

.course-grid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.course-card{
  background: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  padding: 28px;
  display: flex;
  flex-direction: column;
  transition: transform 0.25s var(--ease), border-color 0.25s var(--ease);
}
.course-card:hover{ transform: translateY(-3px); border-color: var(--line-strong); }
.course-card i{ font-size: 1.6rem; color: var(--accent); margin-bottom: 14px; }
.course-card h3{ font-size: 1.05rem; margin-bottom: 0.5em; }
.course-card p{ margin-bottom: 0; font-size: 0.94rem; }

.course-grid-note{
  margin: 28px 0 0;
  font-size: 0.92rem;
  color: var(--ink-faint);
  text-align: center;
}

/* ===== Dla kogo ===== */
.audience-list{
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
}
.audience-row{
  display: flex;
  gap: 24px;
  align-items: flex-start;
  padding: 28px 0;
  border-top: 1px solid var(--line);
}
.audience-row:last-child{ border-bottom: 1px solid var(--line); }
.audience-row i{
  font-size: 1.6rem;
  color: var(--accent);
  flex-shrink: 0;
  margin-top: 2px;
}
.audience-row h3{ margin-bottom: 0.35em; }
.audience-row p{ margin-bottom: 0; max-width: 56ch; }

/* ===== Timeline ===== */
.timeline{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  position: relative;
  margin-top: 36px;
}
.timeline::before{
  content: "";
  position: absolute;
  top: 26px;
  left: 8%;
  right: 8%;
  height: 2px;
  background: repeating-linear-gradient(to right, var(--line-strong) 0 8px, transparent 8px 16px);
}
.timeline-item{ position: relative; }
.timeline-node{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--paper-raised);
  border: 1px solid var(--line-strong);
  color: var(--accent);
  font-size: 1.3rem;
  margin-bottom: 18px;
  position: relative;
  z-index: 1;
}
.timeline-item p{ margin-bottom: 0; }

/* ===== Contact form ===== */
.contact-form{
  margin-top: 36px;
  background: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  padding: 36px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.form-row{ display: flex; flex-direction: column; gap: 6px; }
.form-row label{
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9rem;
}
.form-row input,
.form-row select,
.form-row textarea{
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 12px 14px;
  border-radius: var(--radius-input);
  border: 1px solid var(--line-strong);
  background: var(--paper);
  color: var(--ink);
  outline: none;
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus{
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.form-row textarea{ resize: vertical; min-height: 100px; }
.field-error{
  font-size: 0.85rem;
  color: #d1483a;
  min-height: 1.2em;
}
@media (prefers-color-scheme: dark){
  .field-error{ color: #ff8a7a; }
}
.form-row.has-error input,
.form-row.has-error select,
.form-row.has-error textarea{
  border-color: #d1483a;
}
.contact-form .btn{ align-self: flex-start; }
.form-status{
  margin: 0;
  font-size: 0.95rem;
  color: var(--ink-soft);
}
.form-status.is-success{ color: var(--accent); font-weight: 600; }

/* ===== Footer ===== */
.site-footer{
  background: var(--ink);
  color: var(--paper);
  padding: 64px 0 28px;
}
.site-footer .brand-name{ color: var(--paper); }
.site-footer p{ color: color-mix(in srgb, var(--paper) 60%, transparent); }
.footer-grid{
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.12);
}
.footer-brand p{ margin-top: 10px; font-family: var(--font-display); }
.footer-nav{ display: flex; flex-direction: column; gap: 12px; }
.footer-nav a{ text-decoration: none; color: color-mix(in srgb, var(--paper) 78%, transparent); font-size: 0.95rem; }
.footer-nav a:hover{ color: var(--accent); }
.footer-contact p{ margin-bottom: 8px; }
.footer-contact a{ color: var(--accent); text-decoration: none; font-weight: 600; }
.footer-bottom{ padding-top: 24px; }
.footer-bottom p{ margin: 0; font-size: 0.85rem; color: color-mix(in srgb, var(--paper) 50%, transparent); }

/* ===== Reveal-on-scroll ===== */
.reveal{
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal.is-visible{ opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce){
  .reveal{ opacity: 1; transform: none; transition: none; }
}

/* ===== Responsive ===== */
@media (max-width: 1024px){
  .hero-grid{ grid-template-columns: 1fr; }
  .hero-visual{ order: -1; max-width: 280px; margin: 0 auto; }
  .course-grid{ grid-template-columns: repeat(2, 1fr); }
  .footer-grid{ grid-template-columns: 1fr 1fr; }
  .footer-brand{ grid-column: 1 / 3; }
}

@media (max-width: 860px){
  .main-nav{
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--paper-raised);
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    padding: 16px 24px 24px;
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s var(--ease), transform 0.2s var(--ease);
  }
  .main-nav.is-open{
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  .main-nav a{ padding: 10px 0; width: 100%; }
  .nav-secondary{ border-left: none; padding-left: 0; border-top: 1px solid var(--line); margin-top: 6px; padding-top: 14px; }
  .nav-toggle{ display: flex; }
  .header-actions .btn-sm{ display: none; }

  .course-grid{ grid-template-columns: 1fr; }

  .timeline{ grid-template-columns: 1fr; gap: 28px; }
  .timeline::before{ display: none; }

  .footer-grid{ grid-template-columns: 1fr; }
  .footer-brand{ grid-column: 1; }
}

@media (max-width: 560px){
  .wrap{ padding: 0 18px; }
  .section{ padding: 64px 0; }
  .contact-form{ padding: 24px; }
}