/* ==========================================================================
   SHASHEMENE FLORA ARCHIVE — Premium Design System
   Museum-quality ethnobotanical research archive
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;1,9..40,400&family=Instrument+Serif:ital@0;1&display=swap');

/* --------------------------------------------------------------------------
   Design Tokens — Light Theme (default)
   -------------------------------------------------------------------------- */
:root {
  --forest: #1a3c34;
  --moss: #0f2922;
  --ivory: #f7f3eb;
  --paper: #fdfcfa;
  --stone: #6b6560;
  --stone-light: #9a948c;
  --gold: #c4a35a;
  --gold-soft: rgba(196, 163, 90, 0.15);
  --charcoal: #2a2826;
  --white: #ffffff;
  --overlay: rgba(15, 41, 34, 0.78);
  --overlay-light: rgba(15, 41, 34, 0.45);
  --glass: rgba(253, 252, 250, 0.72);
  --glass-border: rgba(255, 255, 255, 0.35);
  --shadow-soft: 0 4px 32px rgba(15, 41, 34, 0.06);
  --shadow-lift: 0 16px 48px rgba(15, 41, 34, 0.1);
  --shadow-glow: 0 0 60px rgba(196, 163, 90, 0.08);
  --font-display: 'Instrument Serif', Georgia, serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);
  --duration: 0.9s;
  --duration-fast: 0.5s;
  --max-width: 1280px;
  --max-read: 680px;
  --header-h: 80px;
  --radius: 2px;
  --radius-lg: 4px;
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.75rem;
  --space-lg: 3rem;
  --space-xl: 5rem;
  --space-2xl: 8rem;
  --bg: var(--paper);
  --bg-alt: var(--ivory);
  --text: var(--charcoal);
  --text-muted: var(--stone);
  --heading: var(--forest);
  --border: rgba(26, 60, 52, 0.08);
  --card-bg: var(--white);
}

[data-theme="dark"] {
  --paper: #0c1614;
  --ivory: #111f1c;
  --white: #162824;
  --charcoal: #e8e4dc;
  --stone: #9a948c;
  --stone-light: #6b6560;
  --forest: #7ab8a8;
  --heading: #e8f0ed;
  --overlay: rgba(0, 0, 0, 0.82);
  --glass: rgba(12, 22, 20, 0.75);
  --glass-border: rgba(255, 255, 255, 0.06);
  --shadow-soft: 0 4px 32px rgba(0, 0, 0, 0.3);
  --shadow-lift: 0 16px 48px rgba(0, 0, 0, 0.4);
  --border: rgba(255, 255, 255, 0.06);
  --card-bg: #162824;
  --bg: var(--paper);
  --bg-alt: var(--ivory);
  --text: var(--charcoal);
  --text-muted: var(--stone);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.75;
  color: var(--text);
  background: var(--bg);
  overflow-x: hidden;
  transition: background var(--duration-fast) var(--ease-smooth), color var(--duration-fast) var(--ease-smooth);
}

body.is-loading { overflow: hidden; }

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

a {
  color: var(--forest);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-smooth);
}

a:hover { color: var(--gold); }

ul, ol { list-style: none; }

::selection {
  background: var(--gold-soft);
  color: var(--heading);
}

/* --------------------------------------------------------------------------
   Global Chrome — Preloader, Progress, Controls
   -------------------------------------------------------------------------- */
.preloader {
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: var(--moss);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  transition: opacity 0.8s var(--ease-out), visibility 0.8s;
}

.preloader.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.preloader__logo {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  color: var(--ivory);
  letter-spacing: 0.02em;
}

.preloader__bar {
  width: 120px;
  height: 1px;
  background: rgba(255,255,255,0.15);
  overflow: hidden;
}

.preloader__bar span {
  display: block;
  height: 100%;
  width: 40%;
  background: var(--gold);
  animation: preload-slide 1.2s var(--ease-out) infinite;
}

@keyframes preload-slide {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(350%); }
}

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  width: 0;
  background: linear-gradient(90deg, var(--gold), var(--forest));
  z-index: 9999;
  transition: width 0.1s linear;
}

.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 48px;
  height: 48px;
  border: 1px solid var(--border);
  background: var(--glass);
  backdrop-filter: blur(16px);
  border-radius: 50%;
  cursor: pointer;
  z-index: 900;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: all var(--duration-fast) var(--ease-out);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--heading);
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--forest);
  color: var(--ivory);
  border-color: var(--forest);
}

.theme-toggle {
  position: fixed;
  bottom: 2rem;
  right: 5.5rem;
  width: 48px;
  height: 48px;
  border: 1px solid var(--border);
  background: var(--glass);
  backdrop-filter: blur(16px);
  border-radius: 50%;
  cursor: pointer;
  z-index: 900;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--heading);
  transition: all var(--duration-fast) var(--ease-out);
}

.theme-toggle:hover {
  background: var(--forest);
  color: var(--ivory);
}

.cursor-glow {
  position: fixed;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(196,163,90,0.06) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
  transform: translate(-50%, -50%);
  transition: opacity 0.3s;
  opacity: 0;
}

body.has-cursor .cursor-glow { opacity: 1; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
  .cursor-glow { display: none; }
}

/* --------------------------------------------------------------------------
   Typography
   -------------------------------------------------------------------------- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.15;
  color: var(--heading);
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(2.5rem, 6vw, 4.5rem); }
h2 { font-size: clamp(2rem, 4vw, 3.25rem); }
h3 { font-size: clamp(1.35rem, 2.5vw, 1.75rem); }
h4 { font-size: 1.125rem; }

.label-upper {
  font-family: var(--font-body);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
}

.section-number {
  font-family: var(--font-display);
  font-size: 5rem;
  line-height: 1;
  color: var(--gold-soft);
  opacity: 0.5;
}

.scientific-name { font-style: italic; font-weight: 400; }
.text-muted { color: var(--text-muted); }
.text-accent { color: var(--gold); }

.drop-cap::first-letter {
  font-family: var(--font-display);
  font-size: 4rem;
  float: left;
  line-height: 0.85;
  margin: 0.05em 0.15em 0 0;
  color: var(--gold);
}

.prose { max-width: var(--max-read); }
.prose p { color: var(--text-muted); margin-bottom: var(--space-sm); }
.prose h3 { margin-top: var(--space-lg); margin-bottom: var(--space-sm); }

/* --------------------------------------------------------------------------
   Layout
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 2.5rem);
}

.section {
  padding-block: clamp(4rem, 10vw, var(--space-2xl));
  position: relative;
}

.section--cream { background: var(--bg-alt); }
.section--dark {
  background: var(--moss);
  color: var(--ivory);
}

.section--dark h2, .section--dark h3 { color: var(--ivory); }
.section--dark p { color: rgba(247, 243, 235, 0.75); }

.section-header {
  margin-bottom: clamp(2rem, 5vw, var(--space-lg));
  max-width: 640px;
}

.section-header h2 { margin-bottom: var(--space-sm); }
.section-header p { color: var(--text-muted); font-size: 1.0625rem; }

.split-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 6vw, var(--space-xl));
  align-items: center;
}

.split-layout--reverse .split-layout__media { order: 2; }
.split-layout--reverse .split-layout__content { order: 1; }

.split-layout__media {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
}

.split-layout__media img {
  width: 100%;
  aspect-ratio: 4/5;
  object-fit: cover;
  transition: transform 1.2s var(--ease-out);
}

.split-layout__media:hover img { transform: scale(1.03); }

.editorial-block {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-md) var(--space-lg);
  align-items: start;
}

/* --------------------------------------------------------------------------
   Reveal Animations
   -------------------------------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity var(--duration) var(--ease-out), transform var(--duration) var(--ease-out);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal--fade {
  transform: none;
}

.mask-reveal {
  clip-path: inset(100% 0 0 0);
  transition: clip-path 1s var(--ease-out);
}

.mask-reveal.visible { clip-path: inset(0 0 0 0); }

[data-stagger] > * {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

[data-stagger].visible > *:nth-child(1) { transition-delay: 0ms; }
[data-stagger].visible > *:nth-child(2) { transition-delay: 80ms; }
[data-stagger].visible > *:nth-child(3) { transition-delay: 160ms; }
[data-stagger].visible > *:nth-child(4) { transition-delay: 240ms; }
[data-stagger].visible > *:nth-child(5) { transition-delay: 320ms; }
[data-stagger].visible > *:nth-child(6) { transition-delay: 400ms; }

[data-stagger].visible > * {
  opacity: 1;
  transform: translateY(0);
}

.text-reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 1s var(--ease-out), transform 1s var(--ease-out);
}

.text-reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --------------------------------------------------------------------------
   Header — Glass Navigation
   -------------------------------------------------------------------------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-h);
  transition: background var(--duration-fast) var(--ease-smooth),
              box-shadow var(--duration-fast) var(--ease-smooth),
              backdrop-filter var(--duration-fast);
}

.site-header.scrolled {
  background: var(--glass);
  backdrop-filter: blur(20px) saturate(1.2);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-soft);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 2.5rem);
}

.site-logo {
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: var(--heading);
  letter-spacing: 0.01em;
  z-index: 2;
}

.site-header:not(.scrolled) .site-logo { color: var(--ivory); }

body:not(.page-home) .site-header .site-logo { color: var(--heading); }

.site-logo span {
  display: block;
  font-family: var(--font-body);
  font-size: 0.625rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--stone-light);
  margin-top: 2px;
}

.site-header:not(.scrolled) .site-logo span { color: rgba(247,243,235,0.6); }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-xs);
  color: inherit;
  z-index: 2;
}

.site-header:not(.scrolled) .nav-toggle { color: var(--ivory); }

.nav-toggle svg { width: 28px; height: 28px; }

.site-nav ul {
  display: flex;
  gap: clamp(1rem, 2.5vw, 2rem);
  align-items: center;
}

.site-nav a {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: var(--space-xs) 0;
  position: relative;
}

.site-header:not(.scrolled) .site-nav a { color: rgba(247,243,235,0.85); }

.site-nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--gold);
  transition: width var(--duration-fast) var(--ease-out);
}

.site-nav a:hover::after,
.site-nav a.active::after { width: 100%; }

.site-nav a.active { color: var(--gold); }

/* --------------------------------------------------------------------------
   Hero — Cinematic
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: flex-end;
  justify-content: flex-start;
  overflow: hidden;
}

.hero--cinematic { min-height: 100svh; }

.hero__video-wrap {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}

.hero__video-wrap video,
.hero__video-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  animation: hero-zoom 25s var(--ease-smooth) infinite alternate;
}

@keyframes hero-zoom {
  from { transform: scale(1); }
  to { transform: scale(1.08); }
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(15, 41, 34, 0.35) 0%,
    rgba(15, 41, 34, 0.5) 40%,
    rgba(15, 41, 34, 0.88) 100%
  );
  z-index: 1;
}

.hero__fog {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 80%, rgba(247,243,235,0.08) 0%, transparent 60%);
  z-index: 2;
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 3;
  max-width: 900px;
  padding: calc(var(--header-h) + 4rem) clamp(1.25rem, 4vw, 2.5rem) 6rem;
  color: var(--ivory);
}

.hero__content h1 {
  color: var(--ivory);
  margin-bottom: var(--space-md);
  max-width: 14ch;
}

.hero__content p {
  font-size: clamp(1rem, 2vw, 1.2rem);
  opacity: 0.88;
  max-width: 520px;
  line-height: 1.8;
  font-weight: 300;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

.hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(2rem, 5vw, 4rem);
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: 1px solid rgba(255,255,255,0.12);
}

.stat-block__number {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  color: var(--gold);
  line-height: 1;
}

.stat-block__label {
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(247,243,235,0.6);
  margin-top: 0.5rem;
}

.hero__scroll {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  color: rgba(247,243,235,0.5);
  font-size: 0.625rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  animation: scroll-bob 2.5s ease-in-out infinite;
}

.hero__scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(180deg, var(--gold), transparent);
}

@keyframes scroll-bob {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

.hero--page {
  min-height: 55vh;
  align-items: center;
  justify-content: center;
  background: var(--moss);
}

.hero--page .hero__content {
  text-align: center;
  padding-bottom: 4rem;
}

.hero--page .hero__content h1 {
  max-width: none;
  font-size: clamp(2.25rem, 5vw, 3.75rem);
}

.hero--page .hero__overlay {
  background: linear-gradient(180deg, rgba(15,41,34,0.7), rgba(15,41,34,0.92));
}

.page-hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.35;
}

/* --------------------------------------------------------------------------
   Trust Bar / Organizations
   -------------------------------------------------------------------------- */
.trust-bar {
  padding-block: clamp(2.5rem, 5vw, 4rem);
  background: var(--bg-alt);
  border-bottom: 1px solid var(--border);
}

.trust-bar__label {
  text-align: center;
  margin-bottom: var(--space-md);
}

.trust-bar__inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: clamp(2rem, 6vw, 5rem);
}

.trust-bar__logo {
  height: 52px;
  width: auto;
  max-width: 160px;
  object-fit: contain;
  filter: grayscale(100%) opacity(0.55);
  transition: filter 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

.trust-bar__logo:hover {
  filter: grayscale(0%) opacity(1);
  transform: scale(1.04);
}

/* --------------------------------------------------------------------------
   Glass Cards & Buttons
   -------------------------------------------------------------------------- */
.glass-card {
  background: var(--glass);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  box-shadow: var(--shadow-soft);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  font-family: var(--font-body);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border: 1px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-out);
  position: relative;
  overflow: hidden;
}

.btn--primary {
  background: var(--forest);
  color: var(--ivory);
  border-color: var(--forest);
}

.btn--primary:hover {
  background: var(--moss);
  color: var(--ivory);
  box-shadow: var(--shadow-glow);
}

.btn--outline {
  background: transparent;
  color: var(--ivory);
  border-color: rgba(255,255,255,0.35);
}

.section .btn--outline,
.publication-card .btn--outline,
.modal .btn--outline {
  color: var(--forest);
  border-color: var(--border);
}

.section .btn--outline:hover,
.publication-card .btn--outline:hover {
  background: var(--forest);
  color: var(--ivory);
  border-color: var(--forest);
}

.btn--outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--gold);
  color: var(--gold);
}

.btn--gold {
  background: var(--gold);
  color: var(--moss);
  border-color: var(--gold);
}

.btn--gold:hover {
  background: #d4b06a;
  color: var(--moss);
}

.btn--small { padding: 0.625rem 1.25rem; font-size: 0.625rem; }

.btn--ghost {
  background: transparent;
  color: var(--forest);
  border-color: var(--border);
}

.btn--ghost:hover {
  border-color: var(--forest);
  background: var(--forest);
  color: var(--ivory);
}

/* --------------------------------------------------------------------------
   Preview / Highlight Cards
   -------------------------------------------------------------------------- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-md);
}

.preview-card {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  transition: transform 0.8s var(--ease-out), box-shadow 0.8s var(--ease-out);
  border: 1px solid var(--border);
}

.preview-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lift);
}

.preview-card__image {
  aspect-ratio: 16/11;
  overflow: hidden;
  background: var(--bg-alt);
}

.preview-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.2s var(--ease-out);
}

.preview-card:hover .preview-card__image img { transform: scale(1.06); }

.preview-card__body { padding: clamp(1.25rem, 3vw, 1.75rem); }

.preview-card__body h3 { margin-bottom: 0.5rem; }

.preview-card__body p {
  color: var(--text-muted);
  font-size: 0.9375rem;
  margin-bottom: var(--space-sm);
}

.preview-card__link {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.highlight-card {
  padding: var(--space-lg);
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: box-shadow 0.8s var(--ease-out);
}

.highlight-card:hover { box-shadow: var(--shadow-lift); }

.highlight-card__icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--gold-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
  margin-bottom: var(--space-sm);
  font-size: 1.125rem;
}

/* --------------------------------------------------------------------------
   Featured Plant
   -------------------------------------------------------------------------- */
.featured-plant {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 0;
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lift);
  border: 1px solid var(--border);
}

.featured-plant__image {
  position: relative;
  min-height: 480px;
  overflow: hidden;
}

.featured-plant__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  inset: 0;
}

.featured-plant__content {
  padding: clamp(2rem, 5vw, 3.5rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.featured-plant__tag {
  margin-bottom: var(--space-sm);
}

.featured-plant__names {
  margin: var(--space-sm) 0;
}

.featured-plant__names span {
  display: block;
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* --------------------------------------------------------------------------
   Pull Quotes / Testimonials
   -------------------------------------------------------------------------- */
.pull-quote-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.pull-quote {
  position: relative;
  padding: var(--space-lg);
}

.pull-quote__mark {
  font-family: var(--font-display);
  font-size: 6rem;
  line-height: 0.5;
  color: var(--gold);
  opacity: 0.25;
}

.pull-quote blockquote {
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 2.5vw, 1.75rem);
  font-style: italic;
  color: var(--heading);
  line-height: 1.45;
  margin-top: -1.5rem;
}

.pull-quote cite {
  display: block;
  margin-top: var(--space-md);
  font-family: var(--font-body);
  font-style: normal;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.pull-quotes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: var(--space-lg);
}

.pull-quote__photo {
  aspect-ratio: 3/4;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.pull-quote__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.testimonial-card {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: var(--space-md);
  padding: var(--space-lg);
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  align-items: start;
}

.testimonial-card__photo {
  width: 120px;
  height: 120px;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.testimonial-card__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* --------------------------------------------------------------------------
   Researcher Cards — Premium Profiles
   -------------------------------------------------------------------------- */
.researcher-card {
  display: grid;
  grid-template-columns: minmax(280px, 360px) 1fr;
  gap: clamp(2rem, 5vw, var(--space-xl));
  margin-bottom: clamp(3rem, 8vw, var(--space-2xl));
  align-items: start;
}

.researcher-card__photo {
  position: relative;
  aspect-ratio: 3/4;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lift);
}

.researcher-card__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.2s var(--ease-out);
}

.researcher-card:hover .researcher-card__photo img { transform: scale(1.03); }

.researcher-card__role {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.5rem;
}

.researcher-card__affiliation {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: var(--space-md);
}

.researcher-card__quote {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2vw, 1.5rem);
  font-style: italic;
  color: var(--heading);
  border-left: 2px solid var(--gold);
  padding-left: var(--space-md);
  margin: var(--space-md) 0;
}

.researcher-card__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: var(--space-md);
}

.researcher-card__links a {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.625rem 1.125rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: all var(--duration-fast) var(--ease-out);
}

.researcher-card__links a:hover {
  background: var(--forest);
  border-color: var(--forest);
  color: var(--ivory);
}

.researcher-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
  gap: var(--space-sm);
  margin: var(--space-md) 0;
  padding: var(--space-md) 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.researcher-metrics__item {
  text-align: center;
}

.researcher-metrics__num {
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--gold);
}

.researcher-metrics__label {
  font-size: 0.625rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.researcher-skills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: var(--space-sm);
}

.researcher-skills span {
  font-size: 0.6875rem;
  padding: 0.375rem 0.75rem;
  background: var(--gold-soft);
  color: var(--forest);
  border-radius: 999px;
  letter-spacing: 0.05em;
}

[data-theme="dark"] .researcher-skills span {
  color: var(--gold);
}

/* --------------------------------------------------------------------------
   Timeline
   -------------------------------------------------------------------------- */
.timeline {
  position: relative;
  padding-left: 2rem;
  max-width: 640px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 4px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: var(--border);
}

.timeline__item {
  position: relative;
  padding-bottom: var(--space-lg);
}

.timeline__item::before {
  content: '';
  position: absolute;
  left: -2rem;
  top: 8px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 4px var(--bg-alt);
}

.timeline__date {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.375rem;
}

.timeline__item h4 { margin-bottom: 0.375rem; }
.timeline__item p { color: var(--text-muted); font-size: 0.9375rem; }

/* --------------------------------------------------------------------------
   Plant Archive — Masterpiece
   -------------------------------------------------------------------------- */
.archive-hero-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
  padding: var(--space-lg);
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}

.archive-controls {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
  align-items: center;
}

.archive-search {
  flex: 1;
  min-width: 240px;
  position: relative;
}

.archive-search input {
  width: 100%;
  padding: 1rem 1rem 1rem 3rem;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--glass);
  backdrop-filter: blur(12px);
  color: var(--text);
  transition: border-color var(--duration-fast), box-shadow var(--duration-fast);
}

.archive-search input:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 3px var(--gold-soft);
}

.archive-search svg {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  color: var(--text-muted);
}

.filter-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.filter-tag {
  padding: 0.5rem 1rem;
  font-size: 0.625rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--card-bg);
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-out);
  color: var(--text-muted);
}

.filter-tag:hover,
.filter-tag.active {
  background: var(--forest);
  border-color: var(--forest);
  color: var(--ivory);
}

.archive-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--space-md);
}

.plant-card {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  border: 1px solid var(--border);
  transition: transform 0.8s var(--ease-out), box-shadow 0.8s var(--ease-out);
  position: relative;
}

.plant-card::after {
  content: 'View Specimen';
  position: absolute;
  bottom: 1.25rem;
  right: 1.25rem;
  font-size: 0.625rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ivory);
  background: var(--forest);
  padding: 0.375rem 0.75rem;
  border-radius: var(--radius);
  opacity: 0;
  transform: translateY(8px);
  transition: all var(--duration-fast) var(--ease-out);
}

.plant-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lift);
}

.plant-card:hover::after {
  opacity: 1;
  transform: translateY(0);
}

.plant-card__image {
  aspect-ratio: 4/3;
  overflow: hidden;
  background: var(--bg-alt);
}

.plant-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.2s var(--ease-out);
}

.plant-card:hover .plant-card__image img { transform: scale(1.08); }

.plant-card__body { padding: 1.25rem; }

.plant-card__names h3 {
  font-size: 1.25rem;
  margin-bottom: 0.25rem;
}

.plant-card__names .name-oromo,
.plant-card__names .name-amharic {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.plant-card__scientific {
  font-size: 0.875rem;
  margin: 0.5rem 0;
  color: var(--forest);
}

.plant-card__region {
  font-size: 0.625rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.5rem;
}

.plant-card__use {
  font-size: 0.875rem;
  color: var(--text-muted);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.archive-empty {
  text-align: center;
  padding: var(--space-xl);
  color: var(--text-muted);
  grid-column: 1 / -1;
}

/* Badges */
.badge {
  display: inline-block;
  padding: 0.3rem 0.65rem;
  font-size: 0.625rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: var(--radius);
}

.badge--field { background: rgba(26,60,52,0.1); color: var(--forest); }
.badge--cross { background: var(--gold-soft); color: #8a6d2b; }
.badge--lab { background: rgba(26,60,52,0.15); color: var(--moss); }

[data-theme="dark"] .badge--field { background: rgba(122,184,168,0.15); color: var(--forest); }

/* Modal — Premium */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 41, 34, 0.75);
  backdrop-filter: blur(8px);
  z-index: 5000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.7s var(--ease-out), visibility 0.7s;
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  max-width: 920px;
  width: 100%;
  max-height: 92vh;
  overflow-y: auto;
  position: relative;
  transform: translateY(24px) scale(0.98);
  transition: transform 0.8s var(--ease-out);
  box-shadow: var(--shadow-lift);
  border: 1px solid var(--border);
}

.modal-overlay.active .modal {
  transform: translateY(0) scale(1);
}

.modal__close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: var(--glass);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: 50%;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10;
  font-size: 1.5rem;
  color: var(--heading);
  transition: background var(--duration-fast);
}

.modal__close:hover { background: var(--forest); color: var(--ivory); }

.modal__gallery {
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  background: var(--bg-alt);
  scroll-snap-type: x mandatory;
}

.modal__gallery img {
  height: 320px;
  width: auto;
  object-fit: cover;
  flex-shrink: 0;
  scroll-snap-align: start;
}

.modal__body { padding: clamp(1.5rem, 4vw, 2.5rem); }

.modal__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  margin: var(--space-sm) 0 var(--space-md);
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.modal__section { margin-bottom: var(--space-md); }

.modal__section h4 {
  font-family: var(--font-body);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.5rem;
}

.modal__references {
  font-size: 0.875rem;
  color: var(--text-muted);
  font-style: italic;
  padding: var(--space-sm);
  background: var(--bg-alt);
  border-left: 2px solid var(--gold);
}

.modal__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid var(--border);
}

/* Tabs */
.tabs { margin-top: var(--space-md); }

.tab-list {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--border);
  overflow-x: auto;
}

.tab-btn {
  padding: 0.875rem 1.25rem;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-muted);
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: all var(--duration-fast);
  white-space: nowrap;
}

.tab-btn.active {
  color: var(--forest);
  border-bottom-color: var(--gold);
}

.tab-panel {
  display: none;
  padding: var(--space-md) 0;
  animation: tab-fade 0.6s var(--ease-out);
}

.tab-panel.active { display: block; }

@keyframes tab-fade {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.related-plants {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 0.75rem;
}

.related-plants__item {
  cursor: pointer;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  transition: transform var(--duration-fast);
}

.related-plants__item:hover { transform: scale(1.03); }

.related-plants__item img {
  aspect-ratio: 1;
  object-fit: cover;
  width: 100%;
}

.related-plants__item span {
  display: block;
  padding: 0.5rem;
  font-size: 0.75rem;
  text-align: center;
}

/* --------------------------------------------------------------------------
   Publications — Nature Journal Style
   -------------------------------------------------------------------------- */
.publication-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: clamp(1.5rem, 4vw, 2.5rem);
  margin-bottom: var(--space-md);
  transition: box-shadow 0.8s var(--ease-out);
}

.publication-card:hover { box-shadow: var(--shadow-soft); }

.publication-card__type {
  margin-bottom: 0.75rem;
}

.publication-card h3 {
  margin-bottom: 0.75rem;
  font-size: clamp(1.25rem, 2.5vw, 1.5rem);
}

.publication-card__meta {
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-bottom: var(--space-sm);
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.publication-card__meta span::before {
  content: '·';
  margin-right: 1rem;
  opacity: 0.4;
}

.publication-card__meta span:first-child::before { display: none; }

.publication-card__abstract {
  color: var(--text);
  margin-bottom: var(--space-md);
  font-size: 0.9375rem;
  line-height: 1.85;
  max-width: var(--max-read);
}

.publication-card__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: var(--space-md);
}

.citation-block {
  background: var(--bg-alt);
  border-left: 2px solid var(--gold);
  padding: var(--space-md);
  font-size: 0.8125rem;
  font-family: 'Courier New', monospace;
  line-height: 1.7;
  color: var(--text-muted);
}

/* --------------------------------------------------------------------------
   Field Research
   -------------------------------------------------------------------------- */
.field-photo-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 0.75rem;
}

.field-photo-grid img {
  width: 100%;
  object-fit: cover;
  border-radius: var(--radius-lg);
  transition: transform 1s var(--ease-out);
}

.field-photo-grid img:hover { transform: scale(1.02); }

.field-photo-grid img:nth-child(1) { grid-column: span 7; aspect-ratio: 16/10; }
.field-photo-grid img:nth-child(2) { grid-column: span 5; aspect-ratio: 4/5; }
.field-photo-grid img:nth-child(3) { grid-column: span 4; aspect-ratio: 1; }
.field-photo-grid img:nth-child(4) { grid-column: span 4; aspect-ratio: 1; }
.field-photo-grid img:nth-child(5) { grid-column: span 4; aspect-ratio: 1; }
.field-photo-grid img:nth-child(6) { grid-column: span 12; aspect-ratio: 21/9; }

.field-map {
  margin-top: var(--space-lg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}

.field-map img { width: 100%; display: block; }

.methodology-list li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.75rem;
  color: var(--text-muted);
}

.methodology-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold);
}

.field-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: var(--space-md);
  margin: var(--space-lg) 0;
}

.expedition-card {
  padding: var(--space-lg);
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-md);
  align-items: center;
}

.expedition-card__status {
  font-size: 0.625rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.375rem 0.75rem;
  background: rgba(26,60,52,0.1);
  color: var(--forest);
  border-radius: 999px;
}

/* --------------------------------------------------------------------------
   Gallery — Magazine Layout
   -------------------------------------------------------------------------- */
.gallery-grid {
  columns: 3;
  column-gap: 1rem;
}

.gallery-item {
  break-inside: avoid;
  margin-bottom: 1rem;
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  position: relative;
}

.gallery-item img,
.gallery-item video {
  width: 100%;
  display: block;
  transition: transform 1.2s var(--ease-out);
}

.gallery-item:hover img { transform: scale(1.03); }

.gallery-item__badge {
  position: absolute;
  bottom: 0.75rem;
  left: 0.75rem;
  background: rgba(15,41,34,0.85);
  backdrop-filter: blur(8px);
  color: var(--ivory);
  font-size: 0.625rem;
  padding: 0.3rem 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.gallery-item__meta {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 2rem 1rem 1rem;
  background: linear-gradient(transparent, rgba(0,0,0,0.7));
  color: var(--ivory);
  font-size: 0.8125rem;
  opacity: 0;
  transition: opacity 0.6s;
}

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

.magazine-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1rem;
}

.magazine-grid__item {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
}

.magazine-grid__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.magazine-grid__item:nth-child(1) { grid-column: span 8; grid-row: span 2; min-height: 400px; }
.magazine-grid__item:nth-child(2) { grid-column: span 4; min-height: 200px; }
.magazine-grid__item:nth-child(3) { grid-column: span 4; min-height: 200px; }

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.94);
  z-index: 8000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.7s, visibility 0.7s;
}

.lightbox.active { opacity: 1; visibility: visible; }

.lightbox__content img,
.lightbox__content video {
  max-width: 92vw;
  max-height: 85vh;
  object-fit: contain;
}

.lightbox__close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  background: none;
  border: none;
  color: var(--ivory);
  font-size: 2rem;
  cursor: pointer;
  opacity: 0.7;
}

.lightbox__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  color: var(--ivory);
  width: 52px;
  height: 52px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 1.5rem;
  transition: background 0.4s;
}

.lightbox__nav:hover { background: rgba(255,255,255,0.15); }
.lightbox__prev { left: 1.5rem; }
.lightbox__next { right: 1.5rem; }

.lightbox__caption {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255,255,255,0.7);
  font-size: 0.875rem;
  text-align: center;
  max-width: 600px;
}

/* --------------------------------------------------------------------------
   Partners
   -------------------------------------------------------------------------- */
.org-block {
  margin-bottom: var(--space-2xl);
  padding-bottom: var(--space-xl);
  border-bottom: 1px solid var(--border);
}

.org-block:last-child { border-bottom: none; }

.org-block__header {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-lg);
  align-items: start;
  margin-bottom: var(--space-lg);
  padding: var(--space-lg);
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: box-shadow 0.8s var(--ease-out);
}

.org-block__header:hover { box-shadow: var(--shadow-soft); }

.org-block__logo {
  width: 100px;
  height: 72px;
  object-fit: contain;
  filter: grayscale(20%);
  transition: filter 0.7s;
}

.org-block__header:hover .org-block__logo { filter: grayscale(0%); }

.org-block__role {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.5rem;
}

.contributor-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: var(--space-md);
}

.contributor-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  text-align: center;
  transition: transform 0.8s var(--ease-out), box-shadow 0.8s var(--ease-out);
}

.contributor-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-soft);
}

.contributor-card__photo {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  overflow: hidden;
  margin: 0 auto var(--space-sm);
  border: 2px solid var(--border);
}

.contributor-card__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.contributor-card h4 {
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
}

.contributor-card__title {
  font-size: 0.625rem;
  color: var(--gold);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin: 0.25rem 0;
}

.contributor-card__org {
  font-size: 0.6875rem;
  color: var(--text-muted);
}

.contributor-card__note {
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-top: 0.5rem;
  line-height: 1.5;
}

/* --------------------------------------------------------------------------
   Contact & Newsletter
   -------------------------------------------------------------------------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-xl);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.form-group label {
  display: block;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
  color: var(--heading);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 1rem;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--card-bg);
  color: var(--text);
  transition: border-color var(--duration-fast), box-shadow var(--duration-fast);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 3px var(--gold-soft);
}

.form-group textarea { min-height: 160px; resize: vertical; }

.form-group.error input,
.form-group.error textarea { border-color: #c0392b; }

.form-error { font-size: 0.75rem; color: #c0392b; margin-top: 0.25rem; }

.form-success {
  background: rgba(26,60,52,0.08);
  border: 1px solid var(--forest);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  color: var(--forest);
  display: none;
  margin-bottom: var(--space-md);
}

.form-success.visible { display: block; }

.contact-info {
  padding: var(--space-lg);
  background: var(--bg-alt);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
}

.faq { margin-top: var(--space-lg); }

.faq-item {
  border-bottom: 1px solid var(--border);
}

.faq-item__question {
  width: 100%;
  padding: 1.25rem 0;
  background: none;
  border: none;
  text-align: left;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--heading);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-item__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.7s var(--ease-out);
}

.faq-item.open .faq-item__answer {
  max-height: 300px;
  padding-bottom: 1.25rem;
}

.faq-item__answer p {
  color: var(--text-muted);
  font-size: 0.9375rem;
}

.newsletter {
  padding: clamp(3rem, 8vw, 5rem);
  background: var(--moss);
  text-align: center;
  color: var(--ivory);
}

.newsletter h2 { color: var(--ivory); margin-bottom: 0.75rem; }

.newsletter p {
  color: rgba(247,243,235,0.7);
  max-width: 480px;
  margin: 0 auto var(--space-md);
}

.newsletter__form {
  display: flex;
  max-width: 480px;
  margin: 0 auto;
  gap: 0.5rem;
}

.newsletter__form input {
  flex: 1;
  padding: 1rem;
  border: 1px solid rgba(255,255,255,0.15);
  background: rgba(255,255,255,0.06);
  border-radius: var(--radius);
  color: var(--ivory);
  font-family: var(--font-body);
}

.newsletter__form input::placeholder { color: rgba(247,243,235,0.4); }

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.site-footer {
  background: var(--moss);
  color: var(--ivory);
  padding-block: var(--space-xl) var(--space-lg);
}

.site-footer a { color: rgba(247,243,235,0.75); }
.site-footer a:hover { color: var(--gold); }

.footer-partners {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: var(--space-xl);
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  margin-bottom: var(--space-lg);
}

.footer-partner-logo {
  height: 44px;
  width: auto;
  max-width: 140px;
  object-fit: contain;
  opacity: 0.55;
  filter: brightness(0) invert(1);
  transition: opacity 0.5s;
}

.footer-partner-logo:hover { opacity: 1; }

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: var(--space-xl);
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 2.5rem);
}

.footer-col h4 {
  font-family: var(--font-body);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: var(--space-sm);
}

.footer-col p, .footer-col li {
  font-size: 0.875rem;
  opacity: 0.75;
  line-height: 1.8;
}

.footer-social {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-sm);
}

.footer-social a {
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.footer-bottom {
  text-align: center;
  margin-top: var(--space-lg);
  padding-top: var(--space-md);
  border-top: 1px solid rgba(255,255,255,0.06);
  font-size: 0.75rem;
  opacity: 0.5;
}

main { padding-top: 0; }
body:not(.page-home) main { padding-top: var(--header-h); }

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  border: 0;
}

/* --------------------------------------------------------------------------
   Responsive
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .split-layout,
  .featured-plant,
  .pull-quote-section { grid-template-columns: 1fr; }
  .featured-plant__image { min-height: 320px; }
  .researcher-card { grid-template-columns: 1fr; }
  .researcher-card__photo { max-width: 360px; }
  .contact-grid { grid-template-columns: 1fr; }
  .gallery-grid { columns: 2; }
  .field-photo-grid img { grid-column: span 6 !important; }
}

@media (max-width: 768px) {
  .nav-toggle { display: block; }

  .site-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--moss);
    padding: calc(var(--header-h) + 2rem) 2rem 2rem;
    transform: translateX(100%);
    transition: transform 0.8s var(--ease-out);
  }

  .site-nav.open { transform: translateX(0); }

  .site-nav ul {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.5rem;
  }

  .site-nav a {
    font-size: 1.125rem;
    color: var(--ivory) !important;
  }

  .hero__content h1 { max-width: none; }
  .gallery-grid { columns: 1; }
  .magazine-grid__item { grid-column: span 12 !important; min-height: 240px !important; }
  .footer-grid { grid-template-columns: 1fr; }
  .theme-toggle { right: 2rem; bottom: 5.5rem; }
  .newsletter__form { flex-direction: column; }
  .testimonial-card { grid-template-columns: 1fr; text-align: center; }
  .testimonial-card__photo { margin: 0 auto; }
}

@media (max-width: 360px) {
  .archive-controls { flex-direction: column; }
  .hero__stats { gap: 1.5rem; }
}