/* ─────────────────────────────────────────
   fieldgraphy.art — stylesheet
   Design system: dark editorial, green accent
   Matches juraj.mriso.com family
───────────────────────────────────────── */

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --accent:  #3ee8b5;   /* primary — cyan/green */
  --accent2: #c8a96e;   /* secondary — warm gold (for cross-links) */
  --dark:    #080808;
  --dark2:   #0f0f0f;
  --dark3:   #161616;
  --text:    rgba(255,255,255,0.88);
  --muted:   rgba(255,255,255,0.42);
  --border:  rgba(255,255,255,0.08);
}

html { scroll-behavior: smooth; }

body {
  background: var(--dark);
  color: var(--text);
  font-family: 'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif;
  font-size: 1rem;
  line-height: 1.72;
  overflow-x: hidden;
}

/* ── Nav ──────────────────────────────── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 200;
  padding: 1.5rem 3rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background 0.4s, backdrop-filter 0.4s, padding 0.35s;
}

nav.scrolled {
  background: rgba(8,8,8,0.9);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  padding: 1rem 3rem;
  border-bottom: 1px solid var(--border);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-family: 'Palatino Linotype', Palatino, 'Book Antiqua', Georgia, serif;
  font-size: 1.05rem;
  font-weight: 400;
  color: var(--text);
  text-decoration: none;
  letter-spacing: 0.02em;
}

.nav-logo img {
  width: 28px;
  height: 28px;
  opacity: 0.85;
  filter: brightness(1.2);
}

.nav-logo em { font-style: italic; color: var(--accent); }

.nav-links { display: flex; gap: 2.4rem; list-style: none; }

.nav-links a {
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -3px; left: 0; right: 0;
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s cubic-bezier(.22,1,.36,1);
}

.nav-links a:hover,
.nav-links a.active { color: var(--text); }

.nav-links a:hover::after,
.nav-links a.active::after { transform: scaleX(1); }

/* hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 6px;
  z-index: 201;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--text);
  transition: transform 0.35s, opacity 0.3s;
}

.nav-toggle.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* mobile overlay */
.nav-mobile {
  position: fixed;
  inset: 0;
  background: rgba(8,8,8,0.97);
  z-index: 199;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2.6rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s;
}

.nav-mobile.open { opacity: 1; pointer-events: all; }

.nav-mobile a {
  font-family: 'Palatino Linotype', Palatino, 'Book Antiqua', Georgia, serif;
  font-size: clamp(1.8rem, 6vw, 2.6rem);
  color: var(--text);
  text-decoration: none;
  transition: color 0.25s;
}

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

/* ── Hero ─────────────────────────────── */
.hero {
  position: relative;
  height: 100vh;
  min-height: 560px;
  display: flex;
  align-items: flex-end;
  padding: 0 3rem 5.5rem;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: -6%;
  background-size: cover;
  background-position: center;
  animation: slowZoom 22s ease-in-out infinite alternate;
  filter: brightness(0.28) saturate(0.6);
  z-index: 0;
}

.hero-vignette {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(to top,  rgba(8,8,8,0.97) 0%, rgba(8,8,8,0.15) 55%),
    radial-gradient(ellipse 80% 80% at 50% 50%, transparent 35%, rgba(0,0,0,0.5) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 720px;
}

.hero-eyebrow {
  font-size: 0.67rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.1rem;
}

.hero-title {
  font-family: 'Palatino Linotype', Palatino, 'Book Antiqua', Georgia, serif;
  font-size: clamp(2.2rem, 5.5vw, 4.2rem);
  font-weight: 400;
  line-height: 1.1;
  margin-bottom: 1.3rem;
  letter-spacing: -0.01em;
}

.hero-sub {
  color: var(--muted);
  font-size: 1rem;
  max-width: 500px;
  line-height: 1.65;
}

.hero-scroll {
  position: absolute;
  bottom: 2.2rem;
  right: 3rem;
  z-index: 2;
  font-size: 0.62rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--muted);
  writing-mode: vertical-rl;
  display: flex;
  align-items: center;
  gap: 0.7rem;
}

.hero-scroll::before {
  content: '';
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, transparent, var(--accent));
  animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {
  0%, 100% { opacity: 0.3; transform: scaleY(0.6); }
  50%       { opacity: 1;   transform: scaleY(1); }
}

/* ── Layout ───────────────────────────── */
.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 3rem;
}

.section      { padding: 7rem 3rem; max-width: 1080px; margin: 0 auto; }
.section-band { padding: 6rem 3rem; background: var(--dark2); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }

/* ── Section headers ──────────────────── */
.s-label {
  display: block;
  font-size: 0.63rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.8rem;
}

.s-title {
  font-family: 'Palatino Linotype', Palatino, 'Book Antiqua', Georgia, serif;
  font-size: clamp(1.7rem, 3vw, 2.6rem);
  font-weight: 400;
  line-height: 1.18;
  margin-bottom: 2.4rem;
  letter-spacing: -0.01em;
}

/* ── Story grid (alternating) ─────────── */
.story-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
  margin-bottom: 7rem;
}

.story-grid:last-of-type { margin-bottom: 0; }
.story-grid.rev { direction: rtl; }
.story-grid.rev > * { direction: ltr; }

.story-media {
  aspect-ratio: 4/3;
  overflow: hidden;
}

.story-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.9s cubic-bezier(.22,1,.36,1), filter 0.5s;
  filter: brightness(0.82) saturate(0.88);
}

.story-media:hover img {
  transform: scale(1.05);
  filter: brightness(0.95) saturate(1.05);
}

.story-body h3 {
  font-family: 'Palatino Linotype', Palatino, 'Book Antiqua', Georgia, serif;
  font-size: clamp(1.2rem, 2vw, 1.7rem);
  font-weight: 400;
  margin-bottom: 1rem;
  line-height: 1.25;
}

.story-body p { color: var(--muted); margin-bottom: 1rem; }

.story-body a:not(.btn) {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s;
}

.story-body a:not(.btn):hover { border-bottom-color: var(--accent); }

/* ── Buttons ──────────────────────────── */
.btn {
  display: inline-block;
  padding: 0.72rem 1.9rem;
  border: 1px solid var(--accent);
  color: var(--accent);
  text-decoration: none;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  transition: background 0.25s, color 0.25s;
  margin-top: 0.8rem;
  cursor: pointer;
  background: transparent;
  font-family: inherit;
}

.btn:hover { background: var(--accent); color: #000; }

.btn-warm { border-color: var(--accent2); color: var(--accent2); }
.btn-warm:hover { background: var(--accent2); color: #000; }

.btn-ghost { border-color: var(--border); color: var(--muted); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); background: transparent; }

.btn-row { display: flex; gap: 0.8rem; flex-wrap: wrap; margin-top: 1.2rem; }
.btn-row .btn { margin-top: 0; }

/* ── Gallery ──────────────────────────── */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 4px;
}

.gallery-item {
  display: block;
  overflow: hidden;
  aspect-ratio: 1 / 1;
  cursor: pointer;
  position: relative;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.7s cubic-bezier(.22,1,.36,1), filter 0.5s;
  filter: brightness(0.75) saturate(0.85);
}

.gallery-item:hover img {
  transform: scale(1.07);
  filter: brightness(0.95) saturate(1.1);
}

.gallery-item::after {
  content: '↗';
  position: absolute;
  bottom: 0.8rem;
  right: 0.9rem;
  font-size: 1rem;
  color: var(--accent);
  opacity: 0;
  transition: opacity 0.3s;
}

.gallery-item:hover::after { opacity: 1; }

/* Lightbox */
.lb-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.96);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  animation: lbIn 0.2s ease;
}

.lb-overlay img {
  max-width: 92vw;
  max-height: 92vh;
  object-fit: contain;
  pointer-events: none;
}

.lb-close {
  position: absolute;
  top: 1.5rem;
  right: 2rem;
  font-size: 1.8rem;
  color: var(--muted);
  line-height: 1;
  transition: color 0.2s;
}

.lb-overlay:hover .lb-close { color: var(--text); }

@keyframes lbIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* ── Contact form ─────────────────────── */
.contact-form { max-width: 620px; }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
}

.form-group { margin-bottom: 1.3rem; }

.form-group label {
  display: block;
  font-size: 0.63rem;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.55rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  background: var(--dark3);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.78rem 1rem;
  font-family: inherit;
  font-size: 0.95rem;
  outline: none;
  border-radius: 0;
  -webkit-appearance: none;
  transition: border-color 0.25s;
}

.form-group input[type="file"] {
  padding: 0.55rem 0.8rem;
  font-size: 0.82rem;
  color: var(--muted);
  cursor: pointer;
}

.form-group input:focus,
.form-group textarea:focus { border-color: var(--accent); }
.form-group textarea { resize: vertical; min-height: 130px; }

/* ── Footer ───────────────────────────── */
footer {
  padding: 2.8rem 3rem;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer-copy { font-size: 0.7rem; color: var(--muted); }

.footer-links { display: flex; gap: 2rem; list-style: none; flex-wrap: wrap; }

.footer-links a {
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s;
}

.footer-links a:hover { color: var(--accent); }

/* ── Cookie bar ───────────────────────── */
.cookie-bar {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: 300;
  background: rgba(15,15,15,0.96);
  border-top: 1px solid var(--border);
  backdrop-filter: blur(12px);
  padding: 1.2rem 2.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
  transition: transform 0.4s;
}

.cookie-bar.hidden { transform: translateY(110%); }
.cookie-bar p { font-size: 0.82rem; color: var(--muted); }
.cookie-bar a { color: var(--accent); }

/* ── Fade-in ──────────────────────────── */
.fi {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.85s cubic-bezier(.22,1,.36,1),
              transform 0.85s cubic-bezier(.22,1,.36,1);
}

.fi.vis { opacity: 1; transform: none; }
.fi-d1 { transition-delay: 0.1s; }
.fi-d2 { transition-delay: 0.2s; }
.fi-d3 { transition-delay: 0.3s; }

/* ── Slow zoom ────────────────────────── */
@keyframes slowZoom {
  from { transform: scale(1); }
  to   { transform: scale(1.13); }
}

/* ── Responsive ───────────────────────── */
@media (max-width: 860px) {
  nav { padding: 1.2rem 1.5rem; }
  nav.scrolled { padding: 1rem 1.5rem; }
  .hero { padding: 0 1.5rem 4.5rem; }
  .hero-scroll { display: none; }
  .section { padding: 5rem 1.5rem; }
  .section-band { padding: 5rem 1.5rem; }
  footer { padding: 2rem 1.5rem; }
  .container { padding: 0 1.5rem; }
  .story-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .story-grid.rev { direction: ltr; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  .nav-links { display: none; }
  .nav-toggle { display: flex; }
  .form-row { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-links { gap: 1.2rem; }
  footer { flex-direction: column; align-items: flex-start; }
  .cookie-bar { padding: 1rem 1.2rem; }
  .btn-row { gap: 0.6rem; }
}

@media (max-width: 380px) {
  .gallery-grid { grid-template-columns: 1fr; }
}