/* Robin Savile — Watercolours */

/* ─── Design Tokens ─────────────────────────────────────────── */
:root {
  --font-serif: "Cormorant Garamond", "Cormorant", Georgia, serif;
  --font-sans: "Inter", ui-sans-serif, system-ui, sans-serif;

  --color-paper: #F7F5F1;
  --color-paper-dark: #EFECE7;
  --color-ink: #1C1A17;
  --color-ink-soft: #3D3A35;
  --color-muted: #8A847C;
  --color-border: #DDD9D3;
  --color-accent: #7A9E8E; /* soft sage — watercolour palette ref */

  --max-w: 1200px;
  --gap: clamp(1.5rem, 4vw, 3rem);
}

/* ─── Reset ─────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; -webkit-font-smoothing: antialiased; scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  background: var(--color-paper);
  color: var(--color-ink);
  line-height: 1.6;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ─── Typography ─────────────────────────────────────────────── */
.display {
  font-family: var(--font-serif);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -0.01em;
}
.eyebrow {
  font-family: var(--font-sans);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-muted);
}
.caption {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--color-muted);
}

/* ─── Layout ─────────────────────────────────────────────────── */
.container {
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 5vw, 3rem);
}

/* ─── Header ─────────────────────────────────────────────────── */
.site-header {
  position: fixed;
  inset-inline: 0;
  top: 0;
  z-index: 100;
  background: var(--color-paper);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s, background 0.3s;
}
.site-header.scrolled { border-color: var(--color-border); }

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4.5rem;
}

.logo {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}
.logo-name {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  line-height: 1;
  color: var(--color-ink);
}
.logo-sub {
  font-size: 0.5rem;
  font-weight: 500;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}
.site-nav a {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-ink-soft);
  transition: color 0.2s;
}
.site-nav a:hover, .site-nav a.active { color: var(--color-ink); }
.site-nav a.active { border-bottom: 1px solid var(--color-ink); padding-bottom: 0.1rem; }

/* Mobile nav */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  color: var(--color-ink);
}
.mobile-nav {
  display: none;
  flex-direction: column;
  gap: 0;
  border-top: 1px solid var(--color-border);
  background: var(--color-paper);
}
.mobile-nav a {
  display: block;
  padding: 0.9rem 1.25rem;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-ink-soft);
  transition: color 0.2s;
}
.mobile-nav a:hover { color: var(--color-ink); }

@media (max-width: 768px) {
  .site-nav { display: none; }
  .nav-toggle { display: flex; }
  .mobile-nav.open { display: flex; }
}

/* ─── Main content offset ─────────────────────────────────────── */
main { padding-top: 4.5rem; }

/* ─── Painting placeholder ───────────────────────────────────── */
.painting-placeholder {
  background: linear-gradient(135deg, #E8E4DC 0%, #D8D2C8 40%, #E2DDD5 70%, #D5D0C8 100%);
  position: relative;
  overflow: hidden;
}
.painting-placeholder::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 30% 40%, rgba(180,195,185,0.4) 0%, transparent 60%),
    radial-gradient(ellipse at 70% 60%, rgba(160,150,140,0.3) 0%, transparent 50%);
}

/* ─── Hero ───────────────────────────────────────────────────── */
.hero {
  padding-block: clamp(3rem, 6vw, 5rem) clamp(2rem, 4vw, 3rem);
  border-bottom: 1px solid var(--color-border);
}
.hero-headline {
  font-family: var(--font-serif);
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  font-weight: 400;
  line-height: 1;
  letter-spacing: -0.02em;
  max-width: 18ch;
  margin-top: 1rem;
}
.hero-headline em {
  font-style: italic;
  color: var(--color-muted);
}
.hero-intro {
  margin-top: 1.25rem;
  max-width: 42ch;
  font-size: 0.95rem;
  color: var(--color-muted);
  line-height: 1.7;
}
.hero-image-wrap {
  margin-top: clamp(2rem, 4vw, 3rem);
  position: relative;
}
.hero-image {
  width: 100%;
  aspect-ratio: 21 / 9;
  object-fit: cover;
}
.hero-caption {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-top: 0.75rem;
  padding-inline: 0.25rem;
}

/* ─── Section titles ─────────────────────────────────────────── */
.section-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: clamp(1.5rem, 3vw, 2.5rem);
}
.section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 400;
}
.section-link {
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-muted);
  transition: color 0.2s;
  white-space: nowrap;
}
.section-link:hover { color: var(--color-ink); }

/* ─── Painting card ───────────────────────────────────────────── */
.painting-card { display: block; }
.painting-card-img {
  width: 100%;
  object-fit: cover;
  transition: opacity 0.4s;
}
.painting-card:hover .painting-card-img { opacity: 0.88; }
.painting-card-title {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.05rem;
  margin-top: 0.75rem;
  font-weight: 400;
}
.painting-card-meta {
  display: flex;
  justify-content: space-between;
  margin-top: 0.25rem;
}

/* ─── Grid layouts ───────────────────────────────────────────── */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(280px, 100%), 1fr));
  gap: var(--gap);
}
.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(400px, 100%), 1fr));
  gap: var(--gap);
}

/* ─── Sections ───────────────────────────────────────────────── */
.section { padding-block: clamp(3rem, 6vw, 5rem); }
.section-alt { background: var(--color-paper-dark); }
.section-border { border-top: 1px solid var(--color-border); }

/* ─── Quote ──────────────────────────────────────────────────── */
.artist-quote {
  max-width: 52ch;
  margin-inline: auto;
  text-align: center;
}
.artist-quote blockquote {
  font-family: var(--font-serif);
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  font-weight: 400;
  line-height: 1.4;
  color: var(--color-ink-soft);
}
.artist-quote figcaption {
  margin-top: 1.5rem;
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-muted);
}
.artist-quote a {
  display: inline-block;
  margin-top: 2rem;
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-muted);
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 0.15rem;
  transition: color 0.2s, border-color 0.2s;
}
.artist-quote a:hover { color: var(--color-ink); border-color: var(--color-ink); }

/* ─── Gallery grid ───────────────────────────────────────────── */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(300px, 100%), 1fr));
  gap: clamp(1rem, 2.5vw, 2rem);
}
.gallery-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2.5rem;
}
.filter-btn {
  background: none;
  border: 1px solid var(--color-border);
  padding: 0.35rem 0.85rem;
  font-family: var(--font-sans);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-muted);
  cursor: pointer;
  transition: all 0.2s;
}
.filter-btn:hover, .filter-btn.active {
  background: var(--color-ink);
  border-color: var(--color-ink);
  color: var(--color-paper);
}

/* ─── About page ─────────────────────────────────────────────── */
.about-grid {
  display: grid;
  gap: clamp(2rem, 6vw, 5rem);
}
@media (min-width: 768px) {
  .about-grid { grid-template-columns: 1fr 1fr; align-items: start; }
}
.about-portrait {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
}
.about-body { font-size: 1rem; line-height: 1.8; color: var(--color-ink-soft); }
.about-body p + p { margin-top: 1.25em; }
.about-body h2 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 400;
  margin-top: 2em;
  margin-bottom: 0.75em;
}

/* ─── Contact page ───────────────────────────────────────────── */
.contact-grid {
  display: grid;
  gap: clamp(2rem, 6vw, 5rem);
}
@media (min-width: 768px) {
  .contact-grid { grid-template-columns: 1fr 1fr; align-items: start; }
}
.contact-form { display: flex; flex-direction: column; gap: 1.25rem; }
.form-group { display: flex; flex-direction: column; gap: 0.4rem; }
.form-label {
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-muted);
}
.form-input, .form-textarea, .form-select {
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--color-border);
  padding: 0.6rem 0;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  color: var(--color-ink);
  outline: none;
  transition: border-color 0.2s;
  width: 100%;
}
.form-input:focus, .form-textarea:focus, .form-select:focus {
  border-color: var(--color-ink);
}
.form-textarea { resize: vertical; min-height: 120px; }
.form-select { appearance: none; cursor: pointer; background: transparent; }
.btn-submit {
  align-self: flex-start;
  margin-top: 0.5rem;
  background: var(--color-ink);
  color: var(--color-paper);
  border: none;
  padding: 0.75rem 2rem;
  font-family: var(--font-sans);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}
.btn-submit:hover { background: var(--color-ink-soft); }

.contact-info h2 {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  font-weight: 400;
  margin-bottom: 1.25rem;
}
.contact-info p { font-size: 0.95rem; color: var(--color-muted); line-height: 1.7; }
.contact-info p + p { margin-top: 0.75rem; }
.contact-info a { color: var(--color-ink-soft); border-bottom: 1px solid var(--color-border); transition: border-color 0.2s; }
.contact-info a:hover { border-color: var(--color-ink); }
.contact-detail {
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
  font-size: 0.8rem;
  color: var(--color-muted);
  line-height: 2;
}

/* ─── Footer ─────────────────────────────────────────────────── */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding-block: clamp(2.5rem, 5vw, 4rem);
  margin-top: clamp(3rem, 6vw, 5rem);
}
.footer-inner {
  display: grid;
  gap: 2rem;
  grid-template-columns: 1fr;
}
@media (min-width: 600px) {
  .footer-inner { grid-template-columns: 2fr 1fr 1fr; }
}
.footer-brand p {
  margin-top: 0.6rem;
  font-size: 0.82rem;
  color: var(--color-muted);
  line-height: 1.7;
  max-width: 30ch;
}
.footer-col h3 {
  font-size: 0.6rem;
  font-weight: 500;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: 1rem;
}
.footer-col li + li { margin-top: 0.6rem; }
.footer-col a {
  font-size: 0.82rem;
  color: var(--color-ink-soft);
  transition: color 0.2s;
}
.footer-col a:hover { color: var(--color-ink); }
.footer-col p {
  font-size: 0.82rem;
  color: var(--color-muted);
  line-height: 1.8;
}
.footer-bar {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem;
  font-size: 0.65rem;
  color: var(--color-muted);
  letter-spacing: 0.05em;
}

/* ─── Page header (interior pages) ──────────────────────────── */
.page-header {
  padding-block: clamp(2.5rem, 5vw, 4rem);
  border-bottom: 1px solid var(--color-border);
}
.page-header .eyebrow { margin-bottom: 0.75rem; }
.page-header h1 {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 400;
  line-height: 1.05;
}

/* ─── Fade-in animations ─────────────────────────────────────── */
.fade-up {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-up.visible { opacity: 1; transform: none; }
.fade-delay-1 { transition-delay: 0.1s; }
.fade-delay-2 { transition-delay: 0.2s; }
.fade-delay-3 { transition-delay: 0.3s; }

/* ─── Utility ─────────────────────────────────────────────────── */
.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;
}