:root {
  --bg: #f7f8f5;
  --surface: #ffffff;
  --ink: #141616;
  --muted: #5d6661;
  --line: #dfe4dc;
  --green: #167a49;
  --green-dark: #0e5936;
  --amber: #f2a900;
  --red: #d83232;
  --graphite: #222827;
  --shadow: 0 20px 60px rgba(20, 22, 22, 0.12);
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
  overflow-x: hidden;
}

a {
  color: inherit;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px clamp(18px, 4vw, 54px);
  color: var(--ink);
  transition: background 180ms ease, box-shadow 180ms ease, padding 180ms ease;
}

.site-header.is-scrolled {
  background: rgba(247, 248, 245, 0.92);
  box-shadow: 0 1px 0 rgba(34, 40, 39, 0.08);
  backdrop-filter: blur(16px);
  padding-top: 12px;
  padding-bottom: 12px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 850;
  text-decoration: none;
  letter-spacing: 0;
}

.brand-mark {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border-radius: 8px;
  background: var(--ink);
  color: var(--amber);
  font-weight: 900;
}

.nav {
  display: flex;
  align-items: center;
  gap: clamp(12px, 2vw, 24px);
  font-size: 0.95rem;
  font-weight: 700;
}

.nav a {
  text-decoration: none;
  color: rgba(20, 22, 22, 0.76);
}

.nav a:hover {
  color: var(--ink);
}

.nav-cta {
  padding: 10px 14px;
  border: 1px solid rgba(20, 22, 22, 0.18);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.7);
}

.hero {
  position: relative;
  min-height: 84vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(247, 248, 245, 0.98) 0%, rgba(247, 248, 245, 0.9) 37%, rgba(247, 248, 245, 0.25) 68%),
    image-set(
      url("assets/kurs-pozycjonowanie-hero.webp") type("image/webp"),
      url("assets/kurs-pozycjonowanie-hero.png") type("image/png")
    ) center right / cover no-repeat;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(247, 248, 245, 0.4), rgba(247, 248, 245, 0.1) 62%, rgba(247, 248, 245, 1));
  pointer-events: none;
}

.hero-inner {
  position: relative;
  width: min(760px, 92vw);
  padding: 128px clamp(18px, 4vw, 54px) 68px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--green-dark);
  font-size: 0.82rem;
  font-weight: 850;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: break-word;
}

h1 {
  max-width: 790px;
  margin: 0;
  font-size: 4.85rem;
  line-height: 0.98;
  letter-spacing: 0;
}

h2 {
  margin: 0;
  font-size: 3.1rem;
  line-height: 1.04;
  letter-spacing: 0;
}

h3 {
  margin: 0;
  font-size: 1.15rem;
  line-height: 1.2;
  letter-spacing: 0;
}

.hero-lead {
  max-width: 680px;
  margin: 24px 0 0;
  color: #303735;
  font-size: 1.24rem;
}

.hero-actions,
.final-cta {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.hero-actions {
  margin-top: 34px;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  padding: 13px 18px;
  font-weight: 850;
  text-decoration: none;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.button svg {
  width: 19px;
  height: 19px;
  flex: 0 0 auto;
}

.button:hover {
  transform: translateY(-1px);
}

.button-primary {
  background: var(--green);
  color: #fff;
  box-shadow: 0 12px 26px rgba(22, 122, 73, 0.24);
}

.button-primary:hover {
  background: var(--green-dark);
}

.button-secondary {
  background: rgba(255, 255, 255, 0.82);
  color: var(--ink);
  border-color: rgba(20, 22, 22, 0.16);
}

.button-full {
  width: 100%;
}

.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.hero-points li {
  border: 1px solid rgba(20, 22, 22, 0.12);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  padding: 8px 12px;
  color: #27302d;
  font-size: 0.92rem;
  font-weight: 700;
}

.trust-strip {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  padding: 20px clamp(18px, 4vw, 54px);
  background: var(--graphite);
  color: #fff;
}

.trust-strip span {
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  padding: 8px 12px;
  color: rgba(255, 255, 255, 0.86);
  font-size: 0.92rem;
  font-weight: 750;
}

.section {
  padding: clamp(64px, 8vw, 108px) clamp(18px, 4vw, 54px);
}

.section-heading {
  max-width: 850px;
  margin-bottom: 34px;
}

.feature-grid,
.audience-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.feature-card,
.audience-grid > div {
  min-height: 220px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  padding: 24px;
  box-shadow: 0 1px 0 rgba(20, 22, 22, 0.04);
}

.feature-card svg {
  width: 30px;
  height: 30px;
  margin-bottom: 22px;
  color: var(--red);
}

.feature-card p,
.audience-grid p,
.module-list p,
.seo-copy p,
.faq p,
.site-footer p,
.microcopy {
  color: var(--muted);
}

.program {
  background: #edf2ed;
}

.program-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 410px);
  gap: clamp(22px, 4vw, 44px);
  align-items: start;
}

.module-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.module-list li {
  display: grid;
  grid-template-columns: 58px 1fr;
  gap: 18px;
  border: 1px solid rgba(20, 22, 22, 0.1);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.78);
  padding: 22px;
}

.module-list span {
  display: grid;
  width: 46px;
  height: 46px;
  place-items: center;
  border-radius: var(--radius);
  background: var(--amber);
  color: #1d1c16;
  font-weight: 900;
}

.module-list p {
  margin: 8px 0 0;
}

.buy-panel {
  position: sticky;
  top: 92px;
  border: 1px solid rgba(20, 22, 22, 0.14);
  border-radius: var(--radius);
  background: var(--surface);
  padding: 28px;
  box-shadow: var(--shadow);
}

.price {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 18px 0 20px;
  color: var(--muted);
  font-weight: 800;
}

.price span {
  color: var(--ink);
  font-size: 2.4rem;
  line-height: 1;
}

.buy-panel ul {
  display: grid;
  gap: 10px;
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
}

.buy-panel li {
  position: relative;
  padding-left: 24px;
  color: #303735;
}

.buy-panel li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--green);
}

.microcopy {
  margin: 16px 0 0;
  font-size: 0.9rem;
}

.audience-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.audience-grid > div {
  min-height: 180px;
}

.seo-section {
  background: var(--graphite);
  color: #fff;
}

.seo-section .eyebrow {
  color: var(--amber);
}

.seo-copy {
  max-width: 980px;
}

.seo-copy p {
  max-width: 880px;
  color: rgba(255, 255, 255, 0.76);
  font-size: 1.08rem;
}

.faq-list {
  display: grid;
  gap: 12px;
  max-width: 900px;
}

details {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  padding: 0;
}

summary {
  cursor: pointer;
  padding: 20px 22px;
  font-weight: 850;
}

details p {
  margin: 0;
  padding: 0 22px 20px;
}

.final-cta {
  justify-content: space-between;
  margin: 0 clamp(18px, 4vw, 54px) clamp(64px, 8vw, 108px);
  border-radius: var(--radius);
  background: var(--ink);
  color: #fff;
  padding: clamp(28px, 5vw, 48px);
}

.final-cta .eyebrow {
  color: var(--amber);
}

.final-cta h2 {
  max-width: 780px;
  font-size: 3rem;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  padding: 30px clamp(18px, 4vw, 54px);
  border-top: 1px solid var(--line);
  background: #fff;
}

.site-footer p {
  margin: 6px 0 0;
}

.footer-links {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  font-weight: 750;
}

.notice {
  position: fixed;
  left: 50%;
  bottom: 20px;
  z-index: 50;
  width: min(560px, calc(100vw - 32px));
  transform: translateX(-50%);
  border-radius: var(--radius);
  background: var(--ink);
  color: #fff;
  padding: 14px 16px;
  box-shadow: var(--shadow);
  font-weight: 700;
}

@media (max-width: 1120px) {
  h1 {
    font-size: 3.95rem;
  }

  h2,
  .final-cta h2 {
    font-size: 2.6rem;
  }

  .hero-lead {
    font-size: 1.12rem;
  }
}

@media (max-width: 980px) {
  .feature-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .program-layout,
  .audience-grid {
    grid-template-columns: 1fr;
  }

  .buy-panel {
    position: static;
  }
}

@media (max-width: 720px) {
  .site-header {
    align-items: flex-start;
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    padding: 12px 16px;
  }

  .brand {
    gap: 8px;
    font-size: 0.94rem;
  }

  .brand-mark {
    width: 34px;
    height: 34px;
  }

  .nav {
    justify-content: flex-end;
    gap: 10px;
    flex-wrap: wrap;
    font-size: 0.86rem;
  }

  .nav a:not(.nav-cta) {
    display: none;
  }

  .nav-cta {
    padding: 9px 11px;
    white-space: nowrap;
  }

  .hero {
    min-height: 82vh;
    background:
      linear-gradient(180deg, rgba(247, 248, 245, 0.98) 0%, rgba(247, 248, 245, 0.92) 54%, rgba(247, 248, 245, 0.5) 100%),
      image-set(
        url("assets/kurs-pozycjonowanie-hero.webp") type("image/webp"),
        url("assets/kurs-pozycjonowanie-hero.png") type("image/png")
      ) center bottom / cover no-repeat;
  }

  .hero-inner {
    width: 100%;
    max-width: 100vw;
    padding: 112px 40px 44px 16px;
  }

  h1 {
    max-width: 100%;
    font-size: 2.18rem;
    line-height: 1.05;
  }

  h2,
  .final-cta h2 {
    font-size: 2rem;
  }

  .hero-lead {
    font-size: 1rem;
  }

  .hero-actions,
  .final-cta {
    align-items: stretch;
  }

  .button {
    width: 100%;
  }

  .hero-points li {
    width: 100%;
    border-radius: var(--radius);
  }

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

  .module-list li {
    grid-template-columns: 1fr;
  }

  .section {
    padding-left: 16px;
    padding-right: 16px;
  }

  .final-cta {
    margin-left: 16px;
    margin-right: 16px;
  }
}