/* ============================================================
   SUNDANCE — sundance.hu
   Premium editorial system
   Palette: deep navy ink / warm off-white paper / muted stone / bronze
   Type: Fraunces (display) + Archivo (body/utility)
   ============================================================ */

:root {
  --ink:        #161f2a;   /* deep navy-charcoal */
  --ink-2:      #1d2937;   /* raised navy panel */
  --paper:      #f4f1ea;   /* warm off-white */
  --paper-2:    #ece8de;   /* deeper paper */
  --stone:      #e5e0d4;   /* muted stone section */
  --bronze:     #a5804a;   /* bronze accent */
  --bronze-lt:  #c3a06a;   /* bronze on dark */
  --text-dark:  #232a33;
  --text-mute:  #6b6a61;
  --text-light: #e9e5da;
  --text-light-mute: #a9a79c;
  --hair-dark:  rgba(22,31,42,.16);
  --hair-light: rgba(233,229,218,.16);

  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Archivo", -apple-system, Helvetica, Arial, sans-serif;

  --container: 1180px;
  --pad: clamp(1.25rem, 4vw, 2.5rem);
  --section-y: clamp(3.75rem, 10vw, 8.5rem);
  --header-h: 72px;
  --shadow-lift: 0 20px 40px -22px rgba(22,31,42,.45);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  font-weight: 300;
  color: var(--text-dark);
  background: var(--paper);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
address { font-style: normal; }

/* ---------- Layout ---------- */
[id] { scroll-margin-top: var(--header-h); }
.container { max-width: var(--container); margin: 0 auto; padding-left: var(--pad); padding-right: var(--pad); }
.container.narrow { max-width: 820px; }
.section { padding: var(--section-y) 0; }
.section-paper { background: var(--paper); color: var(--text-dark); }
.section-stone { background: var(--stone); color: var(--text-dark); }
.section-ink   { background: var(--ink); color: var(--text-light); }

/* ---------- Type ---------- */
h1, h2 {
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: -0.01em;
  line-height: 1.08;
  text-wrap: balance;
}
h1 { font-size: clamp(2.6rem, 7vw, 5rem); }
h2 { font-size: clamp(1.9rem, 4vw, 3rem); margin-bottom: clamp(2rem, 5vw, 3.5rem); }
h3 { font-family: var(--font-display); font-weight: 500; font-size: 1.25rem; line-height: 1.3; text-wrap: balance; }

.eyebrow {
  font-size: .72rem;
  font-weight: 500;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--bronze);
  margin-bottom: 1.1rem;
}
.section-ink .eyebrow { color: var(--bronze-lt); }

.caps { text-transform: uppercase; letter-spacing: .06em; }
.caption { font-size: .88rem; color: var(--text-mute); }
.section-ink .caption { color: var(--text-light-mute); }

.text-link {
  color: var(--bronze);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  padding-bottom: 1px;
  transition: opacity .2s;
}
.section-ink .text-link { color: var(--bronze-lt); }
.text-link:hover { opacity: .7; }

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--header-h);
  transition: background .35s, border-color .35s, box-shadow .35s;
  border-bottom: 1px solid transparent;
}
.site-header.scrolled {
  background: rgba(244,241,234,.94);
  backdrop-filter: blur(8px);
  border-bottom-color: var(--hair-dark);
}
.header-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--pad);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}
.brand { display: flex; align-items: baseline; gap: .9rem; text-decoration: none; flex-shrink: 0; }
.brand-name {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.35rem;
  letter-spacing: .02em;
  color: var(--text-light);
  transition: color .35s;
}
.brand-rule { width: 1px; height: 16px; background: var(--bronze); align-self: center; }
.brand-tag {
  font-size: .68rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--text-light-mute);
  transition: color .35s;
  white-space: nowrap;
}
.site-header.scrolled .brand-name { color: var(--ink); }
.site-header.scrolled .brand-tag { color: var(--text-mute); }

.site-nav { display: flex; align-items: center; gap: 1.5rem; flex-shrink: 0; }
.site-nav a {
  font-size: .78rem;
  font-weight: 400;
  letter-spacing: .08em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--text-light);
  transition: color .35s;
  padding: .3rem 0;
  white-space: nowrap;
}
.site-header.scrolled .site-nav a { color: var(--text-dark); }
.site-nav a:hover { color: var(--bronze); }
.site-nav .nav-cta {
  border: 1px solid var(--bronze);
  color: var(--bronze-lt);
  padding: .45rem 1rem;
}
.site-header.scrolled .site-nav .nav-cta { color: var(--bronze); }
.site-nav .nav-cta:hover { background: var(--bronze); color: var(--paper); }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 40px; height: 40px;
  background: none; border: none; cursor: pointer;
}
.nav-toggle span {
  display: block; height: 1px; width: 24px; margin: 0 auto;
  background: var(--text-light);
  transition: transform .3s, background .35s, opacity .3s;
}
.site-header.scrolled .nav-toggle span { background: var(--ink); }
.nav-toggle.open span:first-child { transform: translateY(3.5px) rotate(45deg); }
.nav-toggle.open span:last-child { transform: translateY(-3.5px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  background: var(--ink);
  color: var(--text-light);
  overflow: hidden;
}
.hero-media {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center;
}
.hero-scrim {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(22,31,42,.55) 0%, rgba(22,31,42,.72) 60%, rgba(22,31,42,.92) 100%);
}
.hero-content { position: relative; z-index: 1; padding-top: var(--header-h); }
.eyebrow.reveal { margin-bottom: 1.4rem; }
.hero h1 { color: #fff; margin: .5rem 0 1.75rem; }
.hero-sub {
  max-width: 34em;
  font-size: clamp(1rem, 2vw, 1.2rem);
  font-weight: 300;
  line-height: 1.6;
  color: var(--text-light);
}
.hero-ctas { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 2.4rem; }

.btn {
  display: inline-block;
  font-size: .8rem;
  font-weight: 500;
  letter-spacing: .14em;
  text-transform: uppercase;
  text-decoration: none;
  padding: .95rem 1.9rem;
  transition: background .25s, color .25s, border-color .25s;
}
.btn-solid { background: var(--bronze); color: #fff; border: 1px solid var(--bronze); }
.btn-solid:hover { background: var(--bronze-lt); border-color: var(--bronze-lt); }
.btn-ghost { border: 1px solid rgba(233,229,218,.5); color: var(--text-light); }
.btn-ghost:hover { border-color: var(--bronze-lt); color: var(--bronze-lt); }

.hero-scroll {
  position: absolute;
  left: 50%; bottom: 0;
  transform: translateX(-50%);
  z-index: 1;
  padding: 0 1rem;
}
.hero-scroll-line {
  display: block;
  width: 1px; height: 64px;
  background: linear-gradient(180deg, transparent, var(--bronze-lt));
  animation: drip 2.4s ease-in-out infinite;
}
@keyframes drip {
  0% { transform: scaleY(0); transform-origin: top; }
  45% { transform: scaleY(1); transform-origin: top; }
  55% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ---------- About ---------- */
.lede {
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 2.6vw, 1.75rem);
  line-height: 1.45;
  margin-bottom: 2.2rem;
}
.lede .caps { color: var(--bronze); letter-spacing: .08em; }
.body-copy p + p { margin-top: 1.2rem; }
.signoff { margin-top: 2.8rem; padding-top: 2rem; border-top: 1px solid var(--hair-dark); }
.signoff .caps { font-size: .8rem; letter-spacing: .18em; color: var(--text-mute); }
.signoff-name {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 500;
  margin-top: .3rem;
}

/* ---------- Services ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--hair-light);
  border: 1px solid var(--hair-light);
}
.service-card {
  background: var(--ink);
  padding: 2.2rem 1.8rem 2.6rem;
  transition: background .3s;
}
.service-card:hover { background: var(--ink-2); }
.service-rule {
  display: block;
  width: 32px; height: 1px;
  background: var(--bronze-lt);
  margin-bottom: 1.4rem;
  transition: width .3s;
}
.service-card:hover .service-rule { width: 56px; }
.service-card h3 { font-weight: 400; font-size: 1.15rem; color: var(--text-light); }

/* ---------- Timeline (signature element) ---------- */
.timeline {
  position: relative;
  margin-top: 1rem;
  border-left: 1px solid var(--hair-dark);
  padding-left: clamp(1.5rem, 4vw, 3.5rem);
}
.milestone {
  position: relative;
  display: grid;
  grid-template-columns: minmax(120px, 180px) 1fr minmax(180px, 260px);
  gap: clamp(1.2rem, 3vw, 2.8rem);
  padding: clamp(2rem, 4vw, 3rem) 0;
}
.milestone + .milestone { border-top: 1px solid var(--hair-dark); }
.milestone::before {
  content: "";
  position: absolute;
  left: calc(-1 * clamp(1.5rem, 4vw, 3.5rem) - 3.5px);
  top: clamp(2.6rem, 4.5vw, 3.7rem);
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--bronze);
}
.milestone-year {
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 3.4vw, 2.7rem);
  font-weight: 300;
  color: var(--bronze);
  line-height: 1;
}
.year-sub {
  display: block;
  font-size: .85rem;
  font-family: var(--font-body);
  font-weight: 400;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--text-mute);
  margin-top: .5rem;
}
.milestone-body h3 { margin-bottom: .7rem; color: var(--ink); }
.milestone-media img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background: var(--paper-2);
  filter: saturate(.92);
}
.video-embed {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--paper-2);
}
.video-embed iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

/* ---------- Projects ---------- */
.fact-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 1px;
  background: var(--hair-light);
  border-top: 1px solid var(--hair-light);
  border-bottom: 1px solid var(--hair-light);
  margin-bottom: clamp(2.2rem, 5vw, 3.6rem);
}
.fact { background: var(--ink); padding: 1.4rem 1.4rem 1.6rem; }
.fact-num {
  display: block;
  font-family: var(--font-display);
  font-size: 1.7rem;
  font-weight: 400;
  color: var(--bronze-lt);
  line-height: 1.1;
  margin-bottom: .4rem;
}
.fact-label {
  font-size: .8rem;
  letter-spacing: .04em;
  color: var(--text-light-mute);
  line-height: 1.45;
}
.fact-strip-light { background: var(--hair-dark); border-color: var(--hair-dark); }
.fact-strip-light .fact { background: transparent; }
.section-paper .fact-strip-light .fact { background: var(--paper); }
.section-stone .fact-strip-light .fact { background: var(--stone); }
.fact-strip-light .fact-num { color: var(--bronze); }
.fact-strip-light .fact-label { color: var(--text-mute); }

.project-split {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: start;
}
.project-copy p + p { margin-top: 1.2rem; }
.accent-copy { color: var(--bronze-lt); margin-top: 1.6rem !important; }
.section-paper .accent-copy, .section-stone .accent-copy { color: var(--bronze); }

.project-gallery { display: grid; gap: 1.1rem; }
.gallery-pair { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.1rem; }
.ph img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background: rgba(128,128,128,.12);
}
.ph-badge img { max-width: 220px; margin: 0 auto; background: transparent; }

/* ---------- Istria ---------- */
.portfolio-tag {
  font-size: .85rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--text-light-mute);
  margin: -1.8rem 0 2.4rem;
}
.istria-region { margin-bottom: clamp(2.2rem, 5vw, 3.6rem); max-width: 760px; }
.istria-region p + p { margin-top: 1.2rem; }

.istria-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(1.4rem, 3vw, 2.4rem);
}
.istria-card figure { margin-bottom: 1.2rem; overflow: hidden; }
.istria-card img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  background: var(--ink-2);
  transition: transform .5s ease;
}
.istria-card:hover img { transform: scale(1.03); }
.istria-card h3 { color: var(--bronze-lt); margin-bottom: .6rem; }
.istria-card p { font-size: .95rem; color: var(--text-light); }
.istria-card p + p { margin-top: .7rem; }
.istria-card .caption { color: var(--text-light-mute); }

/* ---------- Current focus ---------- */
.narrow-copy { max-width: 720px; margin-bottom: 2.6rem; }
.focus-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.2rem;
}
.focus-card {
  border: 1px solid var(--hair-dark);
  padding: 1.8rem 1.5rem 2rem;
  background: var(--paper);
  transition: border-color .3s, transform .3s, box-shadow .3s;
}
.focus-card:hover { border-color: var(--bronze); transform: translateY(-4px); box-shadow: var(--shadow-lift); }
.focus-card h3 { font-size: 1.1rem; margin-bottom: .6rem; }
.placeholder { font-size: .88rem; color: var(--text-mute); }

/* ---------- References ---------- */
.ref-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.2rem;
}
.ref-card {
  background: var(--paper);
  border: 1px solid var(--hair-dark);
  padding: 2rem 1.8rem;
  transition: transform .3s, box-shadow .3s, border-color .3s;
}
.ref-card:hover { border-color: var(--bronze); transform: translateY(-4px); box-shadow: var(--shadow-lift); }
.ref-logo { height: 52px; display: flex; align-items: center; margin-bottom: 1.3rem; }
.ref-logo img { max-height: 44px; width: auto; }
.ref-card h3 { font-size: 1.05rem; margin-bottom: .9rem; }
.ref-card address { font-size: .9rem; color: var(--text-mute); line-height: 1.8; }
.ref-card address a { color: var(--bronze); text-decoration: none; }
.ref-card address a:hover { text-decoration: underline; }

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 340px));
  justify-content: center;
  gap: 1.4rem;
}
.contact-card {
  border: 1px solid var(--hair-light);
  padding: 2.4rem 2rem;
  text-align: center;
  transition: transform .3s, border-color .3s;
}
.contact-card:hover { border-color: var(--bronze-lt); transform: translateY(-4px); }
.contact-photo {
  width: 120px; height: 120px;
  margin: 0 auto 1.4rem;
  border-radius: 50%;
  overflow: hidden;
  border: 1px solid var(--hair-light);
  background: var(--ink-2);
}
.contact-photo img { width: 100%; height: 100%; object-fit: cover; }
.contact-photo-square { border-radius: 8px; }
.contact-card h3 { color: var(--text-light); font-size: 1.35rem; }
.contact-role {
  font-size: .75rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--bronze-lt);
  margin: .4rem 0 1.2rem;
}
.contact-links { line-height: 2; }
.contact-links a { color: var(--text-light); text-decoration: none; border-bottom: 1px solid var(--hair-light); }
.contact-links a:hover { color: var(--bronze-lt); border-color: var(--bronze-lt); }

/* ---------- Footer ---------- */
.site-footer {
  background: #10161f;
  color: var(--text-light-mute);
  padding: 2.2rem 0;
}
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 1.4rem;
}
.footer-logo {
  width: 32px;
  height: 32px;
  object-fit: cover;
  border-radius: 6px;
  align-self: center;
  flex-shrink: 0;
}
.site-footer .brand-name { color: var(--text-light); font-size: 1.1rem; }
.footer-tag, .footer-meta {
  font-size: .7rem;
  letter-spacing: .16em;
  text-transform: uppercase;
}
.footer-meta { margin-left: auto; }

/* ---------- Reveal on scroll ---------- */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .7s ease, transform .7s ease;
}
.reveal.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .hero-scroll-line { animation: none; }
  .istria-card img, .service-rule { transition: none; }
}

/* ---------- Focus visibility ---------- */
a:focus-visible, button:focus-visible {
  outline: 2px solid var(--bronze);
  outline-offset: 3px;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1020px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .focus-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: repeat(2, minmax(0, 340px)); }
  .ref-grid { grid-template-columns: repeat(2, 1fr); }
  .milestone { grid-template-columns: minmax(100px, 140px) 1fr; }
  .milestone-media { grid-column: 2; max-width: 420px; }
}

@media (max-width: 1260px) {
  .brand-tag { display: none; }
  .site-nav {
    position: fixed;
    top: var(--header-h); left: 0; right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background: var(--ink);
    border-top: 1px solid var(--hair-light);
    padding: 1rem var(--pad) 2rem;
    transform: translateY(-8px);
    opacity: 0;
    visibility: hidden;
    transition: opacity .25s, transform .25s, visibility .25s;
  }
  .site-nav.open { transform: none; opacity: 1; visibility: visible; }
  .site-nav a { color: var(--text-light) !important; padding: .9rem 0; width: 100%; border-bottom: 1px solid var(--hair-light); }
  .site-nav .nav-cta { border: none; padding: .9rem 0; color: var(--bronze-lt) !important; }
  .site-nav .nav-cta:hover { background: none; }
  .nav-toggle { display: flex; }
  .site-header { background: rgba(22,31,42,.92); backdrop-filter: blur(8px); }
  .site-header .brand-name { color: var(--text-light); }
  .site-header.scrolled { background: rgba(22,31,42,.94); border-bottom-color: var(--hair-light); }
  .site-header.scrolled .brand-name { color: var(--text-light); }
  .site-header.scrolled .site-nav a { color: var(--text-light); }
  .site-header.scrolled .nav-toggle span { background: var(--text-light); }
}

@media (max-width: 820px) {
  .project-split { grid-template-columns: 1fr; }
  .project-gallery { grid-template-columns: repeat(2, 1fr); }
  .ph-badge { grid-column: span 2; }
  .contact-grid { grid-template-columns: 1fr; }
  .ref-grid { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .services-grid, .focus-grid, .project-gallery, .istria-grid, .gallery-pair { grid-template-columns: 1fr; }
  .ph-badge { grid-column: auto; }
  .milestone { grid-template-columns: 1fr; }
  .milestone-media { grid-column: 1; }
  .timeline { padding-left: 1.25rem; }
  .milestone::before { left: calc(-1.25rem - 3.5px); }
  .hero-ctas .btn { width: 100%; text-align: center; }
}