/* ==========================================================================
   Adj hangot az állatoknak — landing page
   Mobile-first, no build step, no framework.
   ========================================================================== */

:root {
  /* Palette — deep forest green + warm cream + amber accent */
  --color-bg: #f7f5ef;
  --color-surface: #ffffff;
  --color-text: #1c2b22;
  --color-text-muted: #5b6b60;
  --color-primary: #2f6b4f;
  --color-primary-dark: #1e4a35;
  --color-primary-tint: #e7f0ea;
  --color-accent: #d98e2b;
  --color-accent-dark: #996119;
  --color-border: #e2ddd0;

  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --radius-md: 14px;
  --radius-lg: 22px;

  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2.5rem;
  --space-5: 4rem;
  --space-6: 6rem;

  --max-width: 1120px;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

h1, h2, h3 { font-family: var(--font-display); margin: 0; line-height: 1.15; }

p { margin: 0; }

a { color: inherit; text-decoration: none; }

ul, ol { margin: 0; padding: 0; list-style: none; }

.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;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: auto;
}
.skip-link:focus {
  left: var(--space-2);
  top: var(--space-2);
  z-index: 100;
  background: var(--color-primary);
  color: #fff;
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-md);
}

/* ---------- Layout helpers ---------- */
.section-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-5) var(--space-3);
}

.section-title {
  font-size: clamp(1.6rem, 5vw, 2.5rem);
  font-weight: 600;
  color: var(--color-primary-dark);
  letter-spacing: -0.01em;
}

.section-lead {
  margin-top: var(--space-2);
  max-width: 42ch;
  color: var(--color-text-muted);
  font-size: 1.05rem;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  padding: 0.9rem 1.6rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 1rem;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.btn--primary {
  background: var(--color-accent);
  color: #2a1a04;
  box-shadow: 0 6px 18px -6px rgba(217, 142, 43, 0.6);
}

.btn--primary:hover,
.btn--primary:focus-visible {
  background: var(--color-accent-dark);
  transform: translateY(-1px);
}

/* ---------- Nav ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(247, 245, 239, 0.9);
  backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid var(--color-border);
}

.nav__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-2) var(--space-3);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--color-primary-dark);
}

.nav__logo {
  border-radius: 6px;
  flex-shrink: 0;
}

.nav__cta {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-primary);
  border: 1.5px solid var(--color-primary);
  padding: 0.45rem 1rem;
  border-radius: 999px;
}

.nav__cta:hover,
.nav__cta:focus-visible {
  background: var(--color-primary);
  color: #fff;
}

/* ---------- Hero ---------- */
.hero {
  background: linear-gradient(180deg, var(--color-primary-tint) 0%, var(--color-bg) 100%);
}

.hero__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-6) var(--space-3) var(--space-5);
}

.hero__title {
  font-size: clamp(2.2rem, 9vw, 4rem);
  font-weight: 700;
  color: var(--color-primary-dark);
  letter-spacing: -0.02em;
}

.hero__lead {
  margin-top: var(--space-3);
  font-size: clamp(1.05rem, 3vw, 1.3rem);
  font-weight: 500;
  color: var(--color-primary);
  max-width: 32ch;
}

.hero__desc {
  margin-top: var(--space-2);
  max-width: 46ch;
  color: var(--color-text-muted);
  font-size: 1.05rem;
}

.hero__inner .btn {
  margin-top: var(--space-4);
}

/* ---------- Story intro ---------- */
.story-intro {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  text-align: center;
}

.story-intro .section-inner { max-width: 640px; }

.story-intro__step {
  margin-top: var(--space-2);
  font-size: 1.1rem;
  color: var(--color-text-muted);
}

.story-intro__highlight {
  margin-top: var(--space-3);
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 4vw, 2rem);
  font-weight: 600;
  color: var(--color-primary-dark);
}

.story-intro__foot {
  margin-top: var(--space-1);
  color: var(--color-text-muted);
}

.story-intro .section-lead,
.story-intro .section-title { margin-left: auto; margin-right: auto; }

/* ---------- Experience cards ---------- */
.card-grid {
  margin-top: var(--space-4);
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
}

.card {
  display: flex;
  flex-direction: column;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.card:hover,
.card:focus-visible {
  transform: translateY(-3px);
  box-shadow: 0 16px 32px -18px rgba(30, 74, 53, 0.35);
}

.card__media {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  padding: var(--space-3) var(--space-3);
  background: linear-gradient(135deg, var(--color-primary-tint), #fff4de);
}

.card__qr {
  width: 150px;
  height: 150px;
  object-fit: contain;
  display: block;
  background: #fff;
  border-radius: 12px;
  padding: 6px;
  box-shadow: 0 6px 18px -8px rgba(30, 74, 53, 0.3);
}

.card__body {
  padding: var(--space-3);
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.card__num {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-accent-dark);
}

.card__title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-primary-dark);
}

.card__desc {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

/* ---------- How it works ---------- */
.how {
  background: var(--color-primary-dark);
  color: #eef4f0;
}

.how .section-title { color: #fff; }

.steps {
  margin-top: var(--space-4);
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
}

.step__num {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--color-accent);
  font-weight: 600;
}

.step__title {
  margin-top: 0.3rem;
  font-size: 1.15rem;
  color: #fff;
}

.step__desc {
  margin-top: 0.3rem;
  color: #c7d6cc;
  font-size: 0.95rem;
  max-width: 34ch;
}

/* ---------- No-app ---------- */
.no-app {
  text-align: center;
  background: var(--color-surface);
}

.no-app .section-inner { max-width: 640px; }

.no-app__highlight {
  margin-top: var(--space-2);
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 4vw, 1.8rem);
  font-weight: 600;
  color: var(--color-accent-dark);
}

.no-app__desc {
  margin-top: var(--space-2);
  color: var(--color-text-muted);
}

.no-app__langs {
  margin-top: var(--space-3);
  font-weight: 600;
  color: var(--color-primary);
}

/* ---------- Process pipeline ---------- */
.process {
  background: var(--color-primary-tint);
}

.pipeline {
  margin-top: var(--space-4);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
  align-items: center;
}

.pipeline__step {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 0.5rem 1rem;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-primary-dark);
}

.pipeline__arrow {
  color: var(--color-accent-dark);
  font-weight: 600;
}

.process__foot {
  margin-top: var(--space-3);
  color: var(--color-text-muted);
  max-width: 46ch;
}

/* ---------- Style demo (before/after) ---------- */
.style-demo { background: var(--color-surface); }

.style-demo__grid {
  margin-top: var(--space-4);
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
  align-items: stretch;
}

.style-demo__card {
  border-radius: var(--radius-lg);
  padding: var(--space-3);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.style-demo__card--before {
  background: var(--color-bg);
  border: 1px dashed var(--color-border);
}

.style-demo__card--after {
  background: var(--color-primary-tint);
  border: 1px solid var(--color-primary);
}

.style-demo__label {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-accent-dark);
}

.style-demo__text { font-size: 1rem; }

.style-demo__card--before .style-demo__text { color: var(--color-text-muted); }

.style-demo__card--after .style-demo__text {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--color-primary-dark);
}

.style-demo__link {
  margin-top: auto;
  font-weight: 600;
  color: var(--color-primary);
}

.style-demo__link:hover,
.style-demo__link:focus-visible { color: var(--color-primary-dark); }

.style-demo__arrow {
  text-align: center;
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-accent-dark);
  transform: rotate(90deg);
}

/* ---------- Segments ---------- */
.segments { background: var(--color-surface); }

.segments__groups {
  margin-top: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.segments__group-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--color-primary-dark);
  margin-bottom: var(--space-2);
}

.segment-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2);
}

.segment-list li {
  background: var(--color-primary-tint);
  color: var(--color-primary-dark);
  font-weight: 600;
  text-align: center;
  padding: var(--space-2);
  border-radius: var(--radius-md);
}

/* ---------- Contact ---------- */
.contact {
  text-align: center;
  background: var(--color-primary-dark);
  color: #fff;
}

.contact .section-title { color: #fff; }
.contact .section-lead { color: #c7d6cc; margin-left: auto; margin-right: auto; }
.contact .section-inner { max-width: 560px; }

.contact__email {
  margin-top: var(--space-3);
  font-family: var(--font-display);
  font-size: 1.3rem;
  color: var(--color-accent);
}

.contact .btn { margin-top: var(--space-3); }

/* ---------- Footer ---------- */
.site-footer {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: var(--space-3);
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.site-footer__logo {
  border-radius: 4px;
  flex-shrink: 0;
}

/* ==========================================================================
   Breakpoints — mobile-first, scale up
   ========================================================================== */

@media (min-width: 600px) {
  .card-grid { grid-template-columns: 1fr 1fr; }
  .segment-list { grid-template-columns: repeat(3, 1fr); }
  .card__qr { width: 175px; height: 175px; }
}

@media (min-width: 700px) {
  .style-demo__grid { grid-template-columns: 1fr auto 1fr; }
  .style-demo__arrow { transform: none; }
}

@media (min-width: 900px) {
  .card-grid { grid-template-columns: 1fr 1fr 1fr; }
  .steps { grid-template-columns: repeat(4, 1fr); }
  .segment-list { grid-template-columns: repeat(6, 1fr); }
  .hero__inner { padding-top: 7rem; padding-bottom: 6rem; }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .card, .btn { transition: none; }
}