/* ============================================================
   ALF ALLFREE — Main Stylesheet
   Palette: White / Off-white / Black / Charcoal accents
   ============================================================ */

/* --- Reset & Base ----------------------------------------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --white:      #ffffff;
  --off-white:  #f7f5f2;
  --light-grey: #e8e5e0;
  --mid-grey:   #888880;
  --charcoal:   #2a2a28;
  --black:      #111110;
  --accent:     #1a1a18;

  --font-serif: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-sans:  'Inter', 'Helvetica Neue', Arial, sans-serif;

  --nav-height: 72px;
  --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  background: var(--white);
  color: var(--black);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: opacity var(--transition);
}
a:hover { opacity: 0.6; }

/* --- Typography ------------------------------------------- */
h1, h2, h3 {
  font-family: var(--font-serif);
  font-weight: 400;
  letter-spacing: 0.01em;
  line-height: 1.15;
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.25rem); }
h3 { font-size: clamp(1.1rem, 2vw, 1.5rem); }

p { color: var(--charcoal); max-width: 65ch; }

/* --- Navigation ------------------------------------------- */
.site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 40px;
  transition: background var(--transition), backdrop-filter var(--transition);
}

/* Transparent over hero, solid on inner pages */
.site-nav.transparent {
  background: transparent;
}
.site-nav.solid {
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--light-grey);
}
/* Scroll-triggered solid for hero page */
.site-nav.scrolled {
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--light-grey);
}

.nav-logo {
  font-family: 'Lato', 'Helvetica Neue', Arial, sans-serif;
  font-weight: 300;
  font-size: 1.1rem;
  letter-spacing: 0.12em;
  text-transform: none;
  color: var(--white);
  transition: color var(--transition);
}
.site-nav.solid .nav-logo,
.site-nav.scrolled .nav-logo { color: var(--black); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
  list-style: none;
}
.nav-home { display: none; }

.nav-links a {
  font-family: var(--font-sans);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.9);
  transition: color var(--transition), opacity var(--transition);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -3px; left: 0;
  width: 0; height: 1px;
  background: currentColor;
  transition: width var(--transition);
}
.nav-links a:hover::after { width: 100%; }
.nav-links a:hover { opacity: 1; }

.site-nav.solid .nav-links a,
.site-nav.scrolled .nav-links a { color: var(--charcoal); }

.nav-links .instagram-link svg {
  width: 18px; height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
  vertical-align: middle;
}

/* Hamburger (mobile) */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 24px; height: 1.5px;
  background: var(--white);
  margin: 5px 0;
  transition: all var(--transition);
}
.site-nav.solid .nav-toggle span,
.site-nav.scrolled .nav-toggle span { background: var(--black); }
.nav-toggle[aria-expanded="true"] span { background: var(--white) !important; }

/* --- Hero ------------------------------------------------- */
.hero {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 600px;
  overflow: hidden;
}

.hero-image {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center;
}

/* Placeholder when no image supplied */
.hero-placeholder {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #d4cfc8 0%, #b8b2a8 50%, #9a9490 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-placeholder span {
  font-family: var(--font-serif);
  font-size: 1rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.7);
}

/* Subtle dark gradient at bottom for nav legibility */
.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(0,0,0,0.18) 0%,
    transparent 35%,
    transparent 65%,
    rgba(0,0,0,0.28) 100%
  );
  pointer-events: none;
}

.hero-caption {
  position: absolute;
  bottom: 6vh;
  left: 160px;
  z-index: 2;
  color: var(--white);
  line-height: 1;
}

/* "Paintings / Prints / Drawings" stacked block */
.hero-disciplines {
  display: block;
  margin-bottom: clamp(16px, 2.5vw, 36px);
}
.hero-disciplines span {
  display: block;
  font-family: 'Lato', 'Helvetica Neue', Arial, sans-serif;
  font-weight: 900;
  font-size: clamp(2.2rem, 5.5vw, 6rem);
  letter-spacing: 0.01em;
  color: #392a2e;
  line-height: 1.05;
}

/* "Alf Allfree" name */
.hero-caption h1 {
  font-family: 'Lato', 'Helvetica Neue', Arial, sans-serif;
  font-size: clamp(1.2rem, 2.8vw, 2.8rem);
  font-weight: 300;
  letter-spacing: 0.18em;
  text-transform: none;
  line-height: 1;
  margin-bottom: 6px;
  color: var(--white);
}

/* "Artist" subtitle */
.hero-caption p {
  font-size: clamp(0.65rem, 1vw, 0.85rem);
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.65);
  font-family: 'Lato', 'Helvetica Neue', Arial, sans-serif;
  font-weight: 300;
  max-width: none;
}

/* --- Page Layout ------------------------------------------ */
.page-main {
  padding-top: var(--nav-height);
  min-height: 100vh;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px;
}

/* --- Inner Page Header ------------------------------------ */
.page-header {
  padding: 80px 0 60px;
  border-bottom: 1px solid var(--light-grey);
  margin-bottom: 64px;
}
.page-header h1 {
  letter-spacing: 0.04em;
}
.page-header .sub {
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--mid-grey);
  margin-top: 8px;
  max-width: none;
}

/* --- Two-col content (image + text) ----------------------- */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
  padding-bottom: 80px;
}
.two-col.reversed { direction: rtl; }
.two-col.reversed > * { direction: ltr; }

.content-image-wrap {
  position: relative;
  overflow: hidden;
  background: var(--light-grey);
  aspect-ratio: 3/4;
}
.content-image-wrap img {
  width: 100%; height: 100%;
  object-fit: cover;
}
.image-placeholder {
  width: 100%; height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 400px;
  background: var(--off-white);
  border: 1px dashed var(--light-grey);
}
.image-placeholder span {
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--mid-grey);
}

/* --- About page body text --------------------------------- */
.about-body-text {
  max-width: 680px;
  margin-bottom: 64px;
}

/* --- About page image grid ------------------------------- */
/* Layout: large portrait left, two landscape stacked right */
.about-images-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: auto auto;
  gap: 32px;
  padding-bottom: 80px;
}

.about-image-figure {
  margin: 0;
}

/* Image 1 — portrait on the left */
.about-image-figure[data-about-img="0"] {
  grid-column: 1;
  grid-row: 1 / 3;
  align-self: start;
}
.about-image-figure[data-about-img="0"] .content-image-wrap {
  aspect-ratio: 3/4;
  min-height: unset;
}

/* Images 2 & 3 — landscape, stacked on the right */
.about-image-figure[data-about-img="1"],
.about-image-figure[data-about-img="2"] {
  grid-column: 2;
}
.about-image-figure[data-about-img="1"] .content-image-wrap,
.about-image-figure[data-about-img="2"] .content-image-wrap {
  aspect-ratio: 4/3;
  min-height: unset;
}

.about-image-figure .image-placeholder {
  min-height: unset;
}

.about-img-caption {
  display: block;
  margin-top: 10px;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--mid-grey);
  font-style: italic;
  text-align: center;
  min-height: 1em;
}

/* --- Admin about image rows ------------------------------ */
.admin-about-img-row {
  border-top: 1px solid var(--light-grey);
  padding-top: 24px;
  margin-top: 24px;
}
.admin-about-img-row:first-child {
  border-top: none;
  padding-top: 0;
  margin-top: 0;
}

.content-text { padding-top: 16px; }
.content-text h2 { margin-bottom: 24px; }
.content-text p {
  margin-bottom: 20px;
  line-height: 1.8;
  font-size: 1rem;
}
.content-text p:last-child { margin-bottom: 0; }

/* Editable content — strip paragraph margins so front end
   matches exactly what was typed in the editor */
[data-editable] p {
  margin: 0;
  line-height: 1.8;
  font-size: 1rem;
}
[data-editable] p + p {
  margin-top: 0;
}

/* Editable content marker */
[data-editable] {
  position: relative;
}

/* --- Gallery (Masonry) ------------------------------------ */
.gallery-section { padding-bottom: 80px; }

.masonry-grid {
  column-count: 3;
  column-gap: 16px;
}
.masonry-item {
  break-inside: avoid;
  margin-bottom: 16px;
  overflow: hidden;
  background: var(--off-white);
  cursor: pointer;
  position: relative;
}
.masonry-item img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.5s cubic-bezier(0.4,0,0.2,1);
}
.masonry-item:hover img { transform: scale(1.03); }

.masonry-item .item-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0);
  transition: background var(--transition);
  display: flex;
  align-items: flex-end;
  padding: 20px;
}
.masonry-item:hover .item-overlay { background: rgba(0,0,0,0.18); }

.item-caption {
  color: var(--white);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  opacity: 0;
  transform: translateY(6px);
  transition: all var(--transition);
}
.masonry-item:hover .item-caption {
  opacity: 1;
  transform: translateY(0);
}

/* Lightbox */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(0,0,0,0.92);
  align-items: center;
  justify-content: center;
}
.lightbox.open { display: flex; }
.lightbox img {
  max-width: 90vw;
  max-height: 90vh;
  object-fit: contain;
}
.lightbox-close {
  position: absolute;
  top: 24px; right: 32px;
  background: none; border: none;
  color: var(--white);
  font-size: 2rem;
  cursor: pointer;
  line-height: 1;
  opacity: 0.7;
  transition: opacity var(--transition);
}
.lightbox-close:hover { opacity: 1; }

/* Gallery placeholder grid */
.gallery-placeholder-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  padding-bottom: 80px;
}
.gallery-placeholder-item {
  background: var(--off-white);
  border: 1px dashed var(--light-grey);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 200px;
  color: var(--mid-grey);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* --- Contact Page ----------------------------------------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 80px;
  padding-bottom: 80px;
}

.contact-info p {
  font-size: 0.95rem;
  line-height: 1.9;
  margin-bottom: 32px;
}

.contact-form { }
.form-group {
  margin-bottom: 28px;
}
.form-group label {
  display: block;
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--mid-grey);
  margin-bottom: 8px;
}
.form-group input,
.form-group textarea {
  width: 100%;
  border: none;
  border-bottom: 1px solid var(--light-grey);
  background: transparent;
  padding: 10px 0;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  color: var(--black);
  outline: none;
  transition: border-color var(--transition);
  -webkit-appearance: none;
  border-radius: 0;
}
.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--black);
}
.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.btn {
  display: inline-block;
  padding: 14px 40px;
  border: 1px solid var(--black);
  font-family: var(--font-sans);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  background: transparent;
  color: var(--black);
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}
.btn:hover {
  background: var(--black);
  color: var(--white);
  opacity: 1;
}

.form-success {
  display: none;
  padding: 20px;
  border: 1px solid var(--light-grey);
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  color: var(--charcoal);
  text-align: center;
}

.form-success-msg {
  padding: 40px 20px;
  font-size: 1.1rem;
  letter-spacing: 0.03em;
  color: var(--charcoal);
  text-align: center;
}

/* --- Footer ----------------------------------------------- */
.site-footer {
  border-top: 1px solid var(--light-grey);
  padding: 40px 0;
  margin-top: auto;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}
.footer-copy {
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--mid-grey);
}
.footer-links {
  display: flex;
  gap: 28px;
  list-style: none;
}
.footer-links a {
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--mid-grey);
}

/* --- Admin Login ------------------------------------------ */
.admin-login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--off-white);
}
.login-card {
  background: var(--white);
  padding: 56px 48px;
  width: 100%;
  max-width: 420px;
  border: 1px solid var(--light-grey);
}
.login-card h2 {
  font-size: 1.3rem;
  letter-spacing: 0.04em;
  margin-bottom: 8px;
}
.login-card .sub {
  font-size: 0.75rem;
  color: var(--mid-grey);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 40px;
}
.login-error {
  display: none;
  background: #fef2f2;
  border: 1px solid #fca5a5;
  color: #b91c1c;
  padding: 12px 16px;
  font-size: 0.82rem;
  margin-bottom: 20px;
  letter-spacing: 0.03em;
}

/* --- Admin Dashboard -------------------------------------- */
.admin-wrap {
  display: flex;
  min-height: 100vh;
}
.admin-sidebar {
  width: 240px;
  min-height: 100vh;
  background: var(--black);
  color: var(--white);
  padding: 40px 0;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
}
.admin-sidebar .brand {
  padding: 0 28px 40px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  margin-bottom: 8px;
}
.admin-sidebar .brand h2 {
  font-size: 0.9rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-family: var(--font-serif);
  font-weight: 400;
  color: var(--white);
}
.admin-sidebar .brand p {
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
  margin-top: 4px;
  max-width: none;
}
.admin-nav { list-style: none; }
.admin-nav li a {
  display: block;
  padding: 13px 28px;
  font-size: 0.76rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
  transition: color var(--transition), background var(--transition);
}
.admin-nav li a:hover,
.admin-nav li a.active {
  color: var(--white);
  background: rgba(255,255,255,0.07);
  opacity: 1;
}
.admin-nav li a.active {
  border-left: 2px solid var(--white);
}
.admin-sidebar-footer {
  margin-top: auto;
  padding: 28px;
  border-top: 1px solid rgba(255,255,255,0.1);
}
.admin-sidebar-footer a {
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
}

.admin-content {
  flex: 1;
  padding: 48px 56px;
  background: var(--off-white);
  overflow-y: auto;
}
.admin-content h1 {
  font-size: 1.5rem;
  letter-spacing: 0.03em;
  margin-bottom: 8px;
}
.admin-content .page-sub {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mid-grey);
  margin-bottom: 40px;
  max-width: none;
}

.admin-section {
  background: var(--white);
  border: 1px solid var(--light-grey);
  padding: 36px;
  margin-bottom: 28px;
}
.admin-section h3 {
  font-size: 0.8rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--mid-grey);
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--light-grey);
  font-family: var(--font-sans);
  font-weight: 500;
}

.admin-field { margin-bottom: 24px; }
.admin-field label {
  display: block;
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--charcoal);
  margin-bottom: 8px;
  font-weight: 500;
}
.admin-field input[type="text"],
.admin-field input[type="password"],
.admin-field input[type="email"],
.admin-field textarea {
  width: 100%;
  border: 1px solid var(--light-grey);
  background: var(--white);
  padding: 12px 16px;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  color: var(--black);
  outline: none;
  transition: border-color var(--transition);
  border-radius: 0;
}
.admin-field input:focus,
.admin-field textarea:focus { border-color: var(--black); }
.admin-field textarea { resize: vertical; min-height: 140px; }

/* ---- Quill editor overrides ----------------------------- */
.quill-editor { background: var(--white); }
.quill-editor .ql-toolbar {
  border: 1px solid var(--light-grey);
  border-bottom: none;
  font-family: var(--font-body);
  border-radius: 0;
}
.quill-editor .ql-container {
  border: 1px solid var(--light-grey);
  font-family: var(--font-body);
  font-size: 0.9rem;
  min-height: 180px;
  border-radius: 0;
}
.quill-editor .ql-editor { min-height: 180px; line-height: 1.7; }
.quill-editor .ql-editor p { margin: 0; line-height: 1.7; }
.quill-editor .ql-editor:focus { outline: none; }
.quill-editor:focus-within .ql-container { border-color: var(--black); }
.quill-editor:focus-within .ql-toolbar { border-color: var(--black); }

.admin-image-preview {
  margin-bottom: 12px;
  max-width: 300px;
}
.admin-image-preview img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  border: 1px solid var(--light-grey);
}
.admin-image-preview .no-image {
  width: 100%;
  height: 180px;
  background: var(--off-white);
  border: 1px dashed var(--light-grey);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--mid-grey);
}
.admin-field input[type="file"] {
  font-size: 0.8rem;
  color: var(--charcoal);
  padding: 8px 0;
  border: none;
  background: transparent;
  cursor: pointer;
}

.admin-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  padding-top: 8px;
}
.btn-save {
  padding: 12px 32px;
  background: var(--black);
  color: var(--white);
  border: 1px solid var(--black);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  cursor: pointer;
  font-family: var(--font-sans);
  transition: background var(--transition);
}
.btn-save:hover { background: var(--charcoal); }

.save-msg {
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: #166534;
  opacity: 0;
  transition: opacity 0.3s;
}
.save-msg.visible { opacity: 1; }

/* Gallery admin grid */
.gallery-admin-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 12px;
  margin-bottom: 24px;
}
.gallery-admin-item {
  position: relative;
  background: var(--off-white);
  border: 1px solid var(--light-grey);
  overflow: hidden;
}
.gallery-admin-item img {
  width: 100%;
  height: 140px;
  object-fit: cover;
}
.gallery-admin-item .remove-btn {
  position: absolute;
  top: 6px; right: 6px;
  width: 24px; height: 24px;
  background: rgba(0,0,0,0.7);
  color: var(--white);
  border: none;
  cursor: pointer;
  font-size: 0.8rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  line-height: 1;
  transition: background var(--transition);
}
.gallery-admin-item .remove-btn:hover { background: rgba(200,0,0,0.9); }
.gallery-admin-item .item-title-input {
  width: 100%;
  border: none;
  border-top: 1px solid var(--light-grey);
  padding: 6px 8px;
  font-size: 0.72rem;
  font-family: var(--font-sans);
  color: var(--charcoal);
  background: var(--white);
}

/* Tabs in admin */
.admin-tabs {
  display: flex;
  border-bottom: 1px solid var(--light-grey);
  margin-bottom: 32px;
  gap: 0;
}
.admin-tab-btn {
  padding: 10px 24px;
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  font-family: var(--font-sans);
  font-size: 0.76rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mid-grey);
  cursor: pointer;
  margin-bottom: -1px;
  transition: color var(--transition), border-color var(--transition);
}
.admin-tab-btn.active {
  color: var(--black);
  border-bottom-color: var(--black);
}
.admin-tab-content { display: none; }
.admin-tab-content.active { display: block; }

/* --- Responsive ------------------------------------------- */
@media (max-width: 900px) {
  .two-col { grid-template-columns: 1fr; gap: 40px; }
  .two-col.reversed { direction: ltr; }
  .about-images-grid { grid-template-columns: 1fr; gap: 40px; }
  .about-image-figure[data-about-img="0"] { grid-row: auto; }
  .about-image-figure[data-about-img="0"] .content-image-wrap { height: auto; }
  .about-image-figure[data-about-img="1"],
  .about-image-figure[data-about-img="2"] { grid-column: 1; }
  .contact-grid { grid-template-columns: 1fr; gap: 48px; }
  .masonry-grid { column-count: 2; }
  .site-nav { padding: 0 24px; }
  .container { padding: 0 24px; }
  .admin-wrap { flex-direction: column; }
  .admin-sidebar { width: 100%; min-height: auto; flex-direction: row; flex-wrap: wrap; }
  .admin-content { padding: 32px 24px; }
}

@media (max-width: 600px) {
  .nav-links { display: none; }
  .nav-toggle { display: block; z-index: 10001; position: relative; }

  /* Menu overlay — appended to body by JS, so position:fixed works reliably */
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0,0,0,0.95);
    align-items: center;
    justify-content: center;
    gap: 32px;
    z-index: 10000;
    overflow-y: auto;
    padding: 80px 0;
    box-sizing: border-box;
    list-style: none;
  }
  .nav-links.open a {
    font-size: 1.1rem;
    color: var(--white);
  }
  .nav-links.open .nav-home { display: list-item; }
  .masonry-grid { column-count: 1; }
  .hero-caption { left: 24px; bottom: 18vh; }
  .hero-disciplines span { font-size: clamp(1.8rem, 8vw, 3rem); }
  .admin-content { padding: 24px 16px; }
  .admin-section { padding: 24px 20px; }
}