/* ------------------------------------------------------------------
   Dia Hidvégi — personal site
   Fonts: EB Garamond (headings), Courier Prime (hero greeting),
   Jost (body, a Futura/Avenir-style geometric sans)
------------------------------------------------------------------- */

:root {
  --ink: #111111;
  --paper: #ffffff;
  --muted: #5f6360;
  --line: #d9d9d9;
  --serif: "EB Garamond", Garamond, "Times New Roman", serif;
  --sans: "Jost", "Avenir Next", "Futura", "Helvetica Neue", Arial, sans-serif;
  --mono: "Courier Prime", "Courier New", Courier, monospace;
  --container: 1000px;
  --gutter: 24px;
  --header-h: 64px;
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--sans);
  font-weight: 300;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* ---------- Header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 32px;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
  font-weight: 400;
  letter-spacing: 0.04em;
}

.brand {
  font-family: var(--sans);
  font-weight: 500;
  font-size: 1.05rem;
  text-decoration: none;
  letter-spacing: 0.06em;
}

.site-nav { display: flex; gap: 32px; }
.site-nav a {
  text-decoration: none;
  font-size: 0.92rem;
  padding-bottom: 2px;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s;
}
.site-nav a:hover { border-color: var(--ink); }

/* ---------- Gradient backdrops ---------- */

.gradient-bg {
  position: relative;
  background:
    radial-gradient(60% 80% at 100% 0%, rgba(255, 170, 99, 0.85) 0%, rgba(255, 170, 99, 0) 60%),
    radial-gradient(50% 70% at 100% 100%, rgba(201, 198, 255, 0.95) 0%, rgba(201, 198, 255, 0) 60%),
    radial-gradient(60% 70% at 0% 100%, rgba(147, 195, 255, 0.9) 0%, rgba(147, 195, 255, 0) 60%),
    radial-gradient(50% 80% at 0% 0%, rgba(77, 96, 1, 0.75) 0%, rgba(77, 96, 1, 0) 55%),
    linear-gradient(115deg, #7a8f2a 0%, #cbdc5c 30%, #f7d9a8 55%, #f6b7c8 78%, #b9d4ff 100%);
}

/* About-in-numbers: the same gradient, made translucent so the fixed jungle shows through */
.gradient-bg--soft {
  background:
    linear-gradient(rgba(255, 255, 255, 0.35), rgba(255, 255, 255, 0.35)),
    radial-gradient(60% 80% at 100% 0%, rgba(255, 170, 99, 0.7) 0%, rgba(255, 170, 99, 0) 60%),
    radial-gradient(50% 70% at 100% 100%, rgba(201, 198, 255, 0.8) 0%, rgba(201, 198, 255, 0) 60%),
    radial-gradient(60% 70% at 0% 100%, rgba(147, 195, 255, 0.75) 0%, rgba(147, 195, 255, 0) 60%),
    linear-gradient(115deg, rgba(122, 143, 42, 0.8) 0%, rgba(203, 220, 92, 0.8) 30%, rgba(247, 217, 168, 0.8) 55%, rgba(246, 183, 200, 0.8) 78%, rgba(185, 212, 255, 0.8) 100%);
}

/* Projects intro: greener at left, like the original */
.gradient-bg--projects {
  background:
    radial-gradient(60% 90% at 100% 100%, rgba(201, 198, 255, 0.95) 0%, rgba(201, 198, 255, 0) 60%),
    radial-gradient(50% 80% at 100% 0%, rgba(255, 170, 99, 0.85) 0%, rgba(255, 170, 99, 0) 60%),
    linear-gradient(110deg, #4d6001 0%, #8aa23a 25%, #d3df7c 50%, #f5c6b0 80%, #c7d7ff 100%);
}

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

.hero {
  padding: 72px 0 80px;
}

.hero-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
  gap: 48px;
  align-items: center;
}

.hero-text { padding-left: 4vw; }

.mono {
  font-family: var(--mono);
  font-weight: 400;
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  letter-spacing: 0.06em;
  margin: 0 0 56px;
}

.lead {
  max-width: 420px;
  margin: 0 0 24px;
  font-size: 0.98rem;
}

.btn {
  display: inline-block;
  padding: 9px 22px;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--sans);
  font-weight: 400;
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-decoration: none;
  border: 1px solid var(--ink);
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}
.btn:hover { background: transparent; color: var(--ink); }

.hero-photo img {
  width: 100%;
  max-width: 560px;
  margin-left: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  /* Faceted crop, echoing the Wix template's hexagonal photo mask */
  clip-path: polygon(52% 0%, 100% 10%, 92% 62%, 62% 100%, 24% 88%, 4% 50%, 14% 8%);
}

/* ---------- Bands ---------- */

.band { position: relative; margin: 0; }

/* The jungle photo is pinned to the viewport behind all content.
   A positioned div is used instead of background-attachment: fixed, which iOS Safari ignores. */
.jungle-fixed {
  position: fixed;
  inset: 0;
  z-index: -1;
  background: #2f4a1c url("assets/jungle.jpg") center / cover no-repeat;
}

/* Bands are empty, transparent windows: the page scrolls past them while the jungle stays put */
.band-jungle { height: 340px; background: transparent; }
.band-jungle--low { height: 280px; }

.band-zurich img {
  width: 100%;
  display: block;
  height: min(70vh, 640px);
  object-fit: cover;
}
.band-zurich figcaption {
  background: var(--paper);
  padding: 14px 0 12px;
  text-align: center;
  font-size: 0.72rem;
  color: var(--muted);
  letter-spacing: 0.02em;
}

/* ---------- About in numbers ---------- */

.numbers { padding: 72px 0 64px; }

.section-title {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(1.7rem, 3vw, 2.2rem);
  text-align: center;
  margin: 0 0 40px;
}

.stats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 32px 40px;
}
.stats li {
  text-align: center;
  padding: 8px 4px 16px;
}

.stat-value {
  display: block;
  font-family: var(--serif);
  font-size: clamp(2.8rem, 5vw, 4.2rem);
  line-height: 1;
  margin-bottom: 14px;
}
.stat-label {
  display: block;
  max-width: 230px;
  margin: 0 auto;
  font-size: 0.85rem;
  line-height: 1.55;
}

/* ---------- Projects ---------- */

.projects-intro { padding: 88px 0 72px; }

.projects-heading {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(2.4rem, 4.5vw, 3.2rem);
  margin: 0 0 6px;
  letter-spacing: 0.01em;
}
.projects-sub {
  margin: 0;
  color: var(--ink);
  font-size: 0.9rem;
  letter-spacing: 0.03em;
}

.project { padding: 72px 0 56px; }
.project--light { background: var(--paper); color: var(--ink); }
.project--dark  { background: #000000; color: var(--paper); }

.project h3 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(1.8rem, 3.2vw, 2.4rem);
  line-height: 1.2;
  margin: 0 0 4px;
}
.project .meta {
  font-family: var(--serif);
  font-size: 0.82rem;
  letter-spacing: 0.01em;
  margin: 0 0 32px;
}
.project p {
  max-width: 860px;
  font-size: 0.9rem;
  line-height: 1.8;
  margin: 0 0 20px;
}
.project p a { text-decoration: underline; text-underline-offset: 3px; }

.stack em { font-style: normal; }

.figure { margin: 36px 0 40px; }
.figure--single {
  display: flex;
  justify-content: center;
}
.figure--single img {
  max-width: 640px;
  width: 100%;
}
.figure--pair {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 32px;
  align-items: center;
}
.project--dark .figure img { background: #fff; }

.stack {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 36px;
  align-items: baseline;
  font-size: 0.82rem;
  margin-top: 8px;
}
.stack span { margin-right: 8px; }
.stack a {
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

/* ---------- Contact ---------- */

.contact { padding: 64px 0 56px; background: var(--paper); }

.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid var(--line);
}

.contact h2 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(1.9rem, 3.5vw, 2.6rem);
  margin: 0 0 32px;
}

.contact-list { list-style: none; margin: 0; padding: 0; }
.contact-list li {
  display: flex;
  align-items: center;
  gap: 22px;
  margin-bottom: 28px;
  font-size: 0.85rem;
}
.contact-list .icon { width: 22px; height: 22px; fill: var(--ink); flex: none; }
.contact-list a { text-decoration: underline; text-underline-offset: 3px; }

.social { gap: 14px; }
.social .icon { margin-right: 8px; }
.social-link svg {
  width: 20px;
  height: 20px;
  fill: var(--ink);
  display: block;
  transition: opacity 0.2s;
}
.social-link:hover svg { opacity: 0.6; }

.contact-form { font-size: 0.78rem; }
.contact-form label {
  display: block;
  margin-bottom: 14px;
  letter-spacing: 0.02em;
}
.contact-form input,
.contact-form textarea {
  display: block;
  width: 100%;
  margin-top: 6px;
  padding: 7px 10px;
  font: inherit;
  font-size: 0.9rem;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--ink);
  border-radius: 0;
  resize: vertical;
}
.contact-form input:focus,
.contact-form textarea:focus {
  outline: 2px solid #116dff;
  outline-offset: 1px;
}
.form-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 16px;
}
.form-actions {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 16px;
  margin-top: 4px;
}
.form-note { color: var(--muted); }

/* ---------- Footer ---------- */

.site-footer {
  background: var(--paper);
  padding: 20px var(--gutter) 28px;
  text-align: center;
  font-size: 0.72rem;
  color: var(--muted);
}
.site-footer p { margin: 0; }

/* ---------- Responsive ---------- */

@media (max-width: 860px) {
  .hero-inner { grid-template-columns: 1fr; gap: 32px; }
  .hero-text { padding-left: 0; order: 2; }
  .hero-photo { order: 1; }
  .hero-photo img { max-width: 420px; margin: 0 auto; }
  .mono { margin-bottom: 32px; }

  .stats { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 24px; }

  .contact-grid { grid-template-columns: 1fr; gap: 32px; }
}

@media (max-width: 600px) {
  :root { --gutter: 16px; }
  .site-header { padding: 0 16px; }
  .site-nav { gap: 18px; }
  .site-nav a { font-size: 0.85rem; }
  .hero { padding: 40px 0 56px; }
  .band-jungle { height: 220px; }
  .stats { grid-template-columns: 1fr; }
  .figure--pair { grid-template-columns: minmax(0, 1fr); gap: 20px; }
  .stack { gap: 8px 24px; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}