/* ============================================
   RECEIPT : THE EMOTIONAL LEDGER
   Aesthetic: Early computation / Hammersley 1969
   Palette: off-white, gray, deep charcoal
   NO ITALICS. NO BROWN.
   ============================================ */

:root {
  --bg:       #ECEAE6;
  --bg-dark:  #141414;
  --gray:     #7A7A76;
  --gray-mid: #4A4A46;
  --text:     #1A1A18;
  --text-inv: #EBEAE6;
  --gray-inv: #B8B6B0;
  --border:   #C2C2BE;
  --border-dk:#2A2A28;
  --tag-sel:  #2A2A28;
  --hover-lt: #E0DEDB;
  --hover-dk: #1C1C1C;
  --mono: 'IBM Plex Mono', 'Courier New', monospace;
}

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

html {
  scroll-behavior: smooth;
  font-size: 14px;
}

body {
  font-family: var(--mono);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-align: justify;
}

::selection {
  background: var(--text);
  color: var(--bg);
}

/* SPLASH SCREEN */
#splash {
  position: relative;
  width: 100%;
  height: 100vh;
  z-index: 1;
  background: var(--bg);
}

#splash-canvas {
  width: 100%;
  height: 100%;
  display: block;
}

#splash::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 30vh;
  background: linear-gradient(to bottom, transparent, var(--bg));
  pointer-events: none;
}

/* GLYPH CANVAS */
#glyph-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  opacity: 0.03;
}

/* NAV */
#nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: transparent;
  /* No-op blur: creates a stacking context so backdrop-filter on the
     language dropdown resolves against the (transparent) nav area rather
     than blurring through to page content. This keeps the dropdown
     looking consistently transparent on all pages, matching how
     nav-cloaked.materialized renders on index.html. */
  filter: blur(0);
}

/* Cloaked state — only applied via JS when splash is present */
#nav.nav-cloaked {
  opacity: 0.06;
  filter: blur(6px);
  transform: translateY(-8px);
  transition: opacity 0.25s ease, filter 0.25s ease, transform 0.25s ease;
}

#nav.nav-cloaked.materialized {
  opacity: 1;
  filter: blur(0);
  transform: translateY(0);
}

.nav-inner {
  max-width: 90%;
  margin: 0 auto;
  padding: 0.7rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  text-align: left;
}

.nav-logo {
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  text-decoration: none;
  color: var(--text);
}

.nav-links {
  display: flex;
  gap: 1.6rem;
  align-items: center;
}

.nav-links a {
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  text-decoration: none;
  color: var(--gray-mid);
  transition: color 0.3s;
  font-weight: 400;
}

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

/* MOBILE NAV */
.nav-toggle {
  display: none;
}

.nav-mobile-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--bg);
  z-index: 99;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
}

.nav-mobile-overlay.open {
  display: flex;
}

.nav-mobile-overlay a {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-decoration: none;
  color: var(--text);
  transition: color 0.3s;
}

.nav-mobile-overlay a:hover {
  color: var(--gray-mid);
}

.nav-mobile-close {
  position: absolute;
  top: 0.7rem;
  right: 2rem;
  background: none;
  border: none;
  font-family: var(--mono);
  font-size: 1.2rem;
  color: var(--text);
  cursor: pointer;
  padding: 0.3rem;
}

/* SECTIONS */
.section {
  padding: 5rem 2rem;
  position: relative;
  z-index: 1;
  background: var(--bg);
}

.section--dark {
  background: var(--bg-dark);
  color: var(--text-inv);
}

/* Dark section text contrast overrides */
.section--dark h2,
.section--dark h3,
.section--dark h4 {
  color: var(--text-inv) !important;
}

.section--dark p,
.section--dark .why-block p,
.section--dark .urgency-block p,
.section--dark .sustain-block p,
.section--dark .submit-intro,
.section--dark .emotion-assist-desc,
.section--dark .role-funding,
.section--dark .role-meaning,
.section--dark .label-hint,
.section--dark .photo-note {
  color: var(--gray-inv) !important;
}

.section-inner {
  max-width: min(960px, 85%);
  margin: 0 auto;
}

.section-label {
  font-size: 0.65rem;
  letter-spacing: 0.3em;
  font-weight: 500;
  margin-bottom: 0.8rem;
  text-align: left;
}

.divider-chars {
  font-size: 0.5rem;
  letter-spacing: 0.15em;
  color: var(--gray);
  margin-bottom: 2.5rem;
  overflow: hidden;
  white-space: nowrap;
  line-height: 1;
  text-align: left;
}

.divider-chars--light {
  color: #333;
}

/* HERO */
.hero {
  min-height: calc(100vh - 2.4rem);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 1;
  padding: 3rem 2rem 4rem;
}

.hero-content {
  max-width: 80%;
  width: 100%;
  text-align: center;
}

.hero-title {
  font-size: clamp(0.9rem, 3vw, 4rem);
  font-weight: 300;
  letter-spacing: 0.06em;
  line-height: 1.15;
  margin-bottom: 2rem;
  overflow-wrap: break-word;
  word-break: normal;
  hyphens: auto;
  max-width: 100%;
  animation: titleGlitch 8s ease-in-out infinite;
}

@keyframes titleGlitch {
  0%, 100% { opacity: 1; filter: blur(0); transform: translateX(0); }
  7% { opacity: 1; filter: blur(0); transform: translateX(0); }
  8% { opacity: 0.3; filter: blur(3px); transform: translateX(-2px); }
  9% { opacity: 0.9; filter: blur(0); transform: translateX(1px); }
  10% { opacity: 0.15; filter: blur(5px); transform: translateX(0); }
  11% { opacity: 1; filter: blur(0); transform: translateX(0); }
  45%, 46% { opacity: 1; filter: blur(0); }
  47% { opacity: 0.6; filter: blur(2px); transform: translateX(1px); }
  48% { opacity: 0.1; filter: blur(4px); }
  49% { opacity: 0.85; filter: blur(0.5px); transform: translateX(-1px); }
  50% { opacity: 1; filter: blur(0); transform: translateX(0); }
  78%, 79% { opacity: 1; }
  80% { opacity: 0.4; filter: blur(2px); }
  81% { opacity: 1; filter: blur(0); }
}

.hero-line {
  width: 50px;
  height: 1px;
  background: var(--gray);
  margin: 0 auto 2rem;
}

.hero-sub {
  font-size: clamp(0.55rem, 0.8vw, 0.75rem);
  font-weight: 400;
  letter-spacing: 0.18em;
  line-height: 2;
  color: var(--gray-mid);
  max-width: 640px;
  margin: 0 auto 0.6rem;
}

/* URGENCY */
.urgency-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
}

.urgency-block h3 {
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  font-weight: 500;
  margin-bottom: 0.8rem;
  text-align: left;
}

.urgency-block p {
  font-size: 0.75rem;
  font-weight: 300;
  line-height: 1.8;
  color: var(--gray-mid);
}

/* FIELDS */
.fields-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  margin-bottom: 3.5rem;
}

.field-block {
  padding: 2rem 0;
  border-bottom: 1px solid var(--border);
}

.field-block:first-child {
  border-top: 1px solid var(--border);
}

.field-number {
  font-size: 0.65rem;
  letter-spacing: 0.3em;
  color: var(--gray);
  margin-bottom: 0.8rem;
}

.field-block h3 {
  font-size: 0.6rem;
  letter-spacing: 0.18em;
  font-weight: 500;
  margin-bottom: 1rem;
}

.field-block p {
  font-size: 0.75rem;
  font-weight: 300;
  line-height: 1.85;
  color: var(--gray-mid);
  max-width: 680px;
}

.field-statement {
  margin-top: 2.5rem;
  text-align: center;
}

.field-statement p {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  line-height: 2.2;
  font-weight: 400;
  color: var(--text);
  text-align: center;
}

/* WHY */
.why-intro {
  margin-bottom: 2.5rem;
}

.why-intro p {
  font-size: 0.75rem;
  font-weight: 300;
  line-height: 1.8;
  color: var(--gray-mid);
  max-width: 560px;
}

.why-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
}

.why-num {
  font-size: 0.55rem;
  letter-spacing: 0.3em;
  color: var(--gray);
  margin-bottom: 0.8rem;
}

.why-block h3 {
  font-size: 0.6rem;
  letter-spacing: 0.18em;
  font-weight: 500;
  margin-bottom: 0.8rem;
  line-height: 1.6;
}

.why-block p {
  font-size: 0.75rem;
  font-weight: 300;
  line-height: 1.8;
  color: var(--gray-mid);
}

/* FORM */
.submit-intro {
  font-size: 0.75rem;
  font-weight: 300;
  line-height: 1.8;
  color: var(--gray-mid);
  max-width: 560px;
  margin-bottom: 2.5rem;
}

.form-container {
  max-width: min(680px, 100%);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.8rem;
  margin-bottom: 1.8rem;
}

.form-group {
  display: flex;
  flex-direction: column;
}

.form-group--full {
  margin-bottom: 1.8rem;
}

.section--dark label {
  color: var(--text-inv);
}

label {
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  font-weight: 500;
  margin-bottom: 0.5rem;
  display: block;
}

.label-hint {
  font-weight: 300;
  color: var(--gray);
  letter-spacing: 0.1em;
}

input, select, textarea {
  font-family: var(--mono);
  font-size: 0.75rem;
  font-weight: 300;
  padding: 0.6rem 0.7rem;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
  transition: border-color 0.3s;
  outline: none;
}

input:focus, select:focus, textarea:focus {
  border-color: var(--text);
}

input::placeholder, textarea::placeholder {
  color: var(--gray);
}

.section--dark input,
.section--dark select,
.section--dark textarea {
  border-color: #333;
  color: var(--text-inv);
}

.section--dark input:focus,
.section--dark select:focus,
.section--dark textarea:focus {
  border-color: var(--text-inv);
}

.section--dark input::placeholder,
.section--dark textarea::placeholder {
  color: #8E8C86;
}

select {
  appearance: none;
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%234A4A47'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.7rem center;
  padding-right: 2rem;
}

textarea {
  resize: vertical;
  min-height: 60px;
}

.tags-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.tags-intro {
  font-size: 0.75rem;
  font-weight: 300;
  color: var(--gray-mid);
  margin-bottom: 0.8rem;
  line-height: 1.6;
}

.tag-btn {
  font-family: var(--mono);
  font-size: 0.55rem;
  letter-spacing: 0.15em;
  font-weight: 400;
  padding: 0.45rem 0.8rem;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--gray-mid);
  cursor: pointer;
  transition: all 0.2s;
}

.tag-btn:hover {
  border-color: var(--text);
  color: var(--text);
}

.tag-btn.active {
  background: var(--tag-sel);
  border-color: var(--tag-sel);
  color: var(--bg);
}

.section--dark .tag-btn {
  border-color: #333;
  color: #4A4A47;
}

.section--dark .tag-btn:hover {
  border-color: var(--text-inv);
  color: var(--text-inv);
}

.section--dark .tag-btn.active {
  background: var(--text-inv);
  border-color: var(--text-inv);
  color: var(--bg-dark);
}

/* PHOTO UPLOAD */
.photo-upload-area {
  border: 1px dashed var(--border);
  padding: 1.2rem;
  cursor: pointer;
  transition: border-color 0.3s;
  position: relative;
}

.photo-upload-area:hover {
  border-color: var(--gray-mid);
}

.photo-upload-prompt {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--gray-mid);
  font-size: 0.6rem;
  letter-spacing: 0.12em;
}

.upload-icon {
  font-size: 1rem;
  font-weight: 300;
  width: 1.8rem;
  height: 1.8rem;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.photo-preview-img {
  display: none;
  max-width: 110px;
  max-height: 150px;
  object-fit: contain;
  border: 1px solid var(--border);
}

.photo-preview-img.visible {
  display: block;
}

.photo-remove {
  display: none;
  font-family: var(--mono);
  font-size: 0.5rem;
  letter-spacing: 0.15em;
  background: none;
  border: 1px solid var(--border);
  color: var(--gray-mid);
  padding: 0.25rem 0.5rem;
  cursor: pointer;
  transition: all 0.2s;
  margin-top: 0.5rem;
}

.photo-remove.visible {
  display: inline-block;
}

.photo-remove:hover {
  border-color: var(--text);
  color: var(--text);
}

.photo-note {
  font-size: 0.75rem;
  font-weight: 300;
  color: var(--gray-mid);
  margin-top: 0.4rem;
  line-height: 1.7;
}

/* PHOTO META FIELDS */
.photo-meta-fields {
  display: none;
  margin-top: 1.2rem;
}

.photo-meta-fields.visible {
  display: block;
}

.photo-meta-hint {
  font-size: 0.75rem;
  font-weight: 300;
  color: var(--gray-mid);
  margin-bottom: 0.5rem;
  line-height: 1.6;
  letter-spacing: 0.08em;
}

/* CREDIT LINK */
.link-credit {
  color: var(--text);
  text-decoration: none;
  transition: opacity 0.3s;
}

.link-credit:hover {
  opacity: 0.6;
}

.link-dark {
  color: var(--gray-mid);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.link-dark:hover {
  color: var(--text);
}

/* SUBMIT BTN */
.submit-btn {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.25em;
  font-weight: 500;
  padding: 0.9rem 2.2rem;
  background: var(--text);
  border: 1px solid var(--text);
  color: var(--bg);
  cursor: pointer;
  transition: all 0.3s;
  margin-top: 0.8rem;
}

.submit-btn:hover {
  background: transparent;
  color: var(--text);
}

.section--dark .submit-btn {
  background: var(--text-inv);
  border-color: var(--text-inv);
  color: var(--bg-dark);
}

.section--dark .submit-btn:hover {
  background: transparent;
  color: var(--text-inv);
}

.submit-feedback {
  font-size: 0.6rem;
  margin-top: 0.8rem;
  font-weight: 300;
  min-height: 1.2em;
}

.submit-feedback.success { color: #666; }
.submit-feedback.error { color: #996; }

/* ARCHIVE STATS */
.archive-stats {
  display: flex;
  gap: 2.5rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.stat {
  display: flex;
  flex-direction: column;
}

.stat-num {
  font-size: 1.8rem;
  font-weight: 300;
  letter-spacing: 0.05em;
  line-height: 1;
  margin-bottom: 0.3rem;
}

.stat-label {
  font-size: 0.55rem;
  letter-spacing: 0.2em;
  color: var(--gray-mid);
  font-weight: 400;
}

/* EMOTIONAL PULSE */
.emotional-pulse {
  margin-bottom: 2rem;
  padding: 1.2rem 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.pulse-label {
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  color: var(--gray-mid);
  margin-bottom: 0.6rem;
  font-weight: 500;
}

.pulse-value {
  font-size: 0.75rem;
  font-weight: 300;
  letter-spacing: 0.06em;
  margin-bottom: 0.4rem;
  color: var(--gray-mid);
}

.pulse-detail {
  font-size: 0.75rem;
  font-weight: 300;
  color: var(--gray-mid);
  line-height: 1.7;
}

/* FILTERS */
.archive-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-bottom: 2rem;
}

.filter-btn {
  font-family: var(--mono);
  font-size: 0.55rem;
  letter-spacing: 0.12em;
  font-weight: 400;
  padding: 0.35rem 0.6rem;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--gray-mid);
  cursor: pointer;
  transition: all 0.2s;
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--text);
  border-color: var(--text);
  color: var(--bg);
}

/* ARCHIVE GRID */
.archive-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1px;
  margin-bottom: 3.5rem;
}

.archive-entry {
  background: var(--bg);
  padding: 1.3rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  transition: background 0.3s;
  animation: fadeIn 0.4s ease both;
  border: 0.5px solid var(--border);
}

.archive-entry:hover {
  background: var(--hover-lt);
}

.entry-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}

.entry-store {
  font-size: 0.55rem;
  letter-spacing: 0.18em;
  font-weight: 500;
}

.entry-amount {
  font-size: 1rem;
  font-weight: 300;
}

.entry-meta {
  font-size: 0.55rem;
  color: var(--gray-mid);
  font-weight: 300;
}

.entry-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
}

.entry-tag {
  font-size: 0.55rem;
  letter-spacing: 0.15em;
  padding: 0.15rem 0.4rem;
  border: 1px solid var(--border);
  color: var(--gray-mid);
}

.entry-note {
  font-size: 0.75rem;
  font-weight: 300;
  color: var(--gray-mid);
  line-height: 1.6;
  border-top: 1px solid var(--border);
  padding-top: 0.6rem;
  margin-top: 0.15rem;
}

/* EMOTIONAL FREQUENCY */
.archive-emotional-map {
  padding-top: 1.5rem;
}

.archive-emotional-map h3 {
  font-size: 0.6rem;
  letter-spacing: 0.25em;
  font-weight: 500;
  margin-bottom: 0.3rem;
}

.emotion-map-sub {
  font-size: 0.75rem;
  font-weight: 300;
  color: var(--gray-mid);
  margin-bottom: 1.2rem;
}

.emotion-bar-row {
  display: flex;
  align-items: center;
  margin-bottom: 0.5rem;
  gap: 0.6rem;
}

.emotion-bar-label {
  font-size: 0.55rem;
  letter-spacing: 0.12em;
  width: 85px;
  text-align: right;
  color: var(--gray-mid);
  flex-shrink: 0;
}

.emotion-bar-track {
  flex: 1;
  height: 6px;
  background: var(--border);
  position: relative;
}

.emotion-bar-fill {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  background: var(--text);
  opacity: 0.3;
  transition: width 0.6s ease;
}

.emotion-bar-count {
  font-size: 0.5rem;
  color: var(--gray-mid);
  width: 20px;
  text-align: right;
  flex-shrink: 0;
}

.emotion-bar-pct {
  font-size: 0.5rem;
  color: var(--gray-mid);
  width: 32px;
  flex-shrink: 0;
}

/* CO-OCCURRENCES */
.emotion-co-occur {
  margin-top: 2.5rem;
}

.emotion-co-occur h4 {
  font-size: 0.6rem;
  letter-spacing: 0.25em;
  font-weight: 500;
  margin-bottom: 0.3rem;
}

.pair-row {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.4rem 0;
  border-bottom: 1px solid var(--border);
}

.pair-tags {
  font-size: 0.55rem;
  letter-spacing: 0.1em;
  font-weight: 400;
  min-width: 180px;
}

.pair-count {
  font-size: 0.5rem;
  color: var(--gray-mid);
}

.pair-bar-track {
  flex: 1;
  height: 3px;
  background: var(--border);
  position: relative;
}

.pair-bar-fill {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  background: var(--text);
  opacity: 0.2;
  transition: width 0.6s ease;
}

/* ARCHIVE CHARTS GRID */
.archive-charts-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  margin-top: 2rem;
}
.chart-block { min-width: 0; }
.chart-block h3 {
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  font-weight: 500;
  margin-bottom: 0.6rem;
}
.chart-block .emotion-map-sub { margin-bottom: 1.5rem; }

/* OPEN SOURCE REDEFINITION */
.open-source-redef {
  margin-bottom: 3.5rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--border);
}

.open-source-redef h3 {
  font-size: 0.6rem;
  letter-spacing: 0.3em;
  font-weight: 500;
  margin-bottom: 1.5rem;
}

.open-source-statement {
  margin-bottom: 2rem;
}

.open-source-lead {
  font-size: 0.75rem;
  font-weight: 300;
  line-height: 1.85;
  max-width: 680px;
}

.open-source-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  margin-bottom: 2.5rem;
  padding: 1.5rem 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.redef-label {
  font-size: 0.6rem;
  letter-spacing: 0.25em;
  font-weight: 500;
  margin-bottom: 1rem;
  color: var(--gray);
}

.redef-item {
  font-size: 0.75rem;
  font-weight: 300;
  line-height: 1.6;
  margin-bottom: 0.5rem;
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
}

.redef-status {
  font-size: 0.55rem;
  letter-spacing: 0.15em;
  font-weight: 500;
  padding: 0.18rem 0.45rem;
  flex-shrink: 0;
}

.redef-open {
  border: 1px solid var(--border);
  color: var(--text);
}

.open-source-body {
  font-size: 0.75rem;
  font-weight: 300;
  line-height: 1.85;
  max-width: 680px;
  margin-bottom: 1rem;
}

@media (max-width: 768px) {
  .open-source-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

/* SUSTAINABILITY */
.sustain-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  margin-bottom: 3.5rem;
}

.sustain-block h3 {
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  font-weight: 500;
  margin-bottom: 0.8rem;
}

.sustain-block p {
  font-size: 0.75rem;
  font-weight: 300;
  line-height: 1.8;
  color: var(--gray-mid);
}

.link-light {
  color: var(--text-inv);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.link-light:hover {
  color: #fff;
}

.sustain-role {
  border-top: 1px solid var(--border);
  padding-top: 2.5rem;
}

.sustain-role h3 {
  font-size: 0.6rem;
  letter-spacing: 0.25em;
  font-weight: 500;
  color: var(--gray-mid);
  margin-bottom: 1rem;
}

.role-title {
  font-size: 1.2rem;
  font-weight: 300;
  letter-spacing: 0.08em;
  margin-bottom: 0.4rem;
  color: var(--text);
}

.role-meaning {
  font-size: 0.75rem;
  font-weight: 300;
  color: var(--gray-mid);
  margin-bottom: 1.8rem;
}

.sustain-role > p:nth-of-type(3) {
  font-size: 0.75rem;
  font-weight: 300;
  line-height: 1.85;
  color: var(--gray-mid);
  max-width: 680px;
}

.role-funding {
  font-size: 0.75rem;
  font-weight: 300;
  line-height: 1.85;
  color: var(--gray-mid);
  max-width: 680px;
  margin-top: 1.2rem;
}

/* FEEDBACK CTA */
.feedback-cta {
  padding: 2.5rem 2rem;
  position: relative;
  z-index: 1;
  background: var(--bg);
}

.feedback-cta-inner {
  max-width: min(960px, 85%);
  margin: 0 auto;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.8rem;
  flex-wrap: wrap;
}

.feedback-cta-text {
  font-size: 0.6rem;
  font-weight: 400;
  letter-spacing: 0.15em;
  color: var(--gray-mid);
}

.feedback-cta-sep {
  font-size: 0.6rem;
  font-weight: 300;
  color: var(--gray);
}

.feedback-cta-link {
  display: inline-block;
  font-size: 0.6rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  color: var(--text);
  text-decoration: none;
  animation: softPulse 2s ease-in-out infinite;
}

.feedback-cta-link:hover {
  color: var(--text);
  animation: none;
  opacity: 1;
}

@keyframes softPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.2; }
}

/* FOOTER */
.footer {
  padding: 0 2rem;
  position: relative;
  z-index: 1;
  background: var(--bg);
}

.footer-inner {
  padding: 1.8rem 0;
  text-align: center;
}

.footer-line {
  font-size: 0.6rem;
  font-weight: 300;
  color: var(--text);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  line-height: 1.8;
  margin: 0;
}

.footer-title {
  font-weight: 400;
  color: var(--text);
  letter-spacing: 0.12em;
}

.link-footer {
  color: var(--text);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.link-footer:hover {
  opacity: 0.6;
}

/* LANGUAGE OVERLAY (splash screen) */
.lang-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  pointer-events: none;
  padding-bottom: 12vh;
}

.lang-overlay-inner {
  pointer-events: auto;
  text-align: center;
  padding: 2.5rem 3.5rem;
  animation: fadeIn 0.8s ease both;
  animation-delay: 0.6s;
  opacity: 0;
}

.lang-overlay-label {
  font-family: var(--mono);
  font-size: 0.55rem;
  letter-spacing: 0.35em;
  font-weight: 400;
  color: var(--gray-mid);
  margin-bottom: 1.8rem;
}

.lang-overlay-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.3rem;
  max-width: 820px;
  direction: ltr;
  margin: 0 auto;
}

.lang-btn {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  font-weight: 400;
  padding: 0.5rem 0.8rem;
  background: transparent;
  border: 1px solid transparent;
  color: var(--gray-mid);
  cursor: pointer;
  transition: all 0.25s;
  animation: langPulse 2.5s ease-in-out infinite;
  animation-delay: calc(var(--i, 0) * 0.12s);
}

@keyframes langPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.25; }
}

.lang-btn:hover {
  color: var(--text);
  background: rgba(26, 26, 24, 0.06);
  border-color: var(--border);
  animation: none;
  opacity: 1;
}

.lang-btn.active {
  color: var(--text);
  font-weight: 500;
  background: rgba(26, 26, 24, 0.06);
  border-color: var(--border);
}

.lang-overlay.hidden {
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.5s ease;
}

.lang-overlay.hidden .lang-overlay-inner {
  opacity: 0;
  transform: translateY(-10px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}

/* NAV LANGUAGE DROPDOWN */
.nav-lang-wrap {
  position: relative;
  margin-left: 0.6rem;
  padding-left: 1rem;
  border-left: 1px solid var(--border);
  display: flex;
  align-items: center;
}

.nav-lang-btn {
  font-family: var(--mono);
  font-size: 0.6rem;
  background: none;
  border: none;
  color: var(--gray-mid);
  cursor: pointer;
  padding: 0.2rem 0.3rem;
  letter-spacing: 0.12em;
  transition: color 0.2s;
  font-weight: 400;
}

.nav-lang-btn:hover {
  color: var(--text);
}

.nav-lang-dropdown {
  display: none;
  position: absolute;
  top: 100%;
  right: 0;
  margin-top: 0.4rem;
  background: transparent;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--border);
  padding: 0.4rem 0;
  direction: ltr;
  z-index: 110;
  min-width: 160px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.04);
  max-height: 70vh;
  overflow-y: auto;
}

.nav-lang-dropdown.open {
  display: block;
}

.nav-lang-dropdown .lang-opt {
  font-family: var(--mono);
  font-size: 0.5rem;
  letter-spacing: 0.1em;
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding: 0.35rem 0.8rem;
  background: none;
  border: none;
  color: var(--gray-mid);
  cursor: pointer;
  text-align: left;
  transition: all 0.15s;
}

.lang-speaker-count {
  font-size: 0.42rem;
  color: var(--gray-mid);
  letter-spacing: 0.05em;
  margin-left: 0.6rem;
  opacity: 1;
}

.nav-lang-dropdown .lang-opt:hover {
  background: var(--hover-lt);
  color: var(--text);
}

.nav-lang-dropdown .lang-opt.active {
  color: var(--text);
  font-weight: 500;
}

/* Legacy nav switcher — hidden, no longer used */
.lang-switcher { display: none; }
.lang-switcher-mobile { display: none; }

/* RTL SUPPORT */
html[dir="rtl"] body {
  text-align: right;
}

html[dir="rtl"] .nav-inner {
  flex-direction: row-reverse;
}

html[dir="rtl"] .nav-links {
  flex-direction: row-reverse;
}

html[dir="rtl"] .lang-overlay-label {
  direction: rtl;
}

html[dir="rtl"] .section-label,
html[dir="rtl"] .urgency-block h3,
html[dir="rtl"] .why-block h3,
html[dir="rtl"] .field-block h3,
html[dir="rtl"] .divider-chars {
  text-align: right;
}

html[dir="rtl"] .entry-header {
  flex-direction: row-reverse;
}

html[dir="rtl"] .form-group {
  text-align: right;
}

html[dir="rtl"] .hero-content {
  text-align: center;
}

html[dir="rtl"] select {
  background-position: left 0.7rem center;
  padding-right: 0.7rem;
  padding-left: 2rem;
}

/* SCROLL REVEAL — thermoptic materialization */
.reveal {
  opacity: 0;
  transform: translateY(50px) scaleY(0.92) scaleX(0.98);
  filter: blur(14px);
  clip-path: inset(15% 3% 15% 3%);
  transition: none;
}

.reveal.visible {
  animation: thermoReveal 0.45s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

@keyframes thermoReveal {
  0% {
    opacity: 0;
    transform: translateY(50px) scaleY(0.92) scaleX(0.98);
    filter: blur(14px);
    clip-path: inset(15% 3% 15% 3%);
    text-shadow: none;
    box-shadow: none;
  }
  6% {
    opacity: 0.4;
    transform: translateY(28px) scaleY(0.96);
    filter: blur(6px);
    clip-path: inset(8% 1% 10% 1%);
    text-shadow: 4px 0 rgba(122, 122, 118, 0.7), -2px 0 rgba(74, 74, 70, 0.4);
    box-shadow: inset 0 0 60px rgba(122, 122, 118, 0.15);
  }
  12% {
    opacity: 0.06;
    filter: blur(18px);
    clip-path: inset(4% 5% 4% 5%);
    text-shadow: -5px 0 rgba(74, 74, 70, 0.8), 3px 0 rgba(122, 122, 118, 0.5);
    box-shadow: inset 0 0 80px rgba(122, 122, 118, 0.2);
  }
  20% {
    opacity: 0.55;
    transform: translateY(16px) scaleY(0.98);
    filter: blur(3px);
    clip-path: inset(2% 0 3% 0);
    text-shadow: 3px 0 rgba(122, 122, 118, 0.5), -1px 0 rgba(74, 74, 70, 0.3);
    box-shadow: inset 0 0 40px rgba(122, 122, 118, 0.1);
  }
  28% {
    opacity: 0.08;
    filter: blur(12px);
    transform: translateY(10px) scaleX(1.02);
    clip-path: inset(1% 2% 1% 2%);
    text-shadow: -4px 0 rgba(74, 74, 70, 0.9), 5px 0 rgba(122, 122, 118, 0.6);
    box-shadow: inset 0 0 70px rgba(122, 122, 118, 0.18);
  }
  36% {
    opacity: 0.7;
    filter: blur(1.5px);
    transform: translateY(6px) scaleY(1);
    clip-path: inset(0 0 0 0);
    text-shadow: 2px 0 rgba(122, 122, 118, 0.35);
    box-shadow: inset 0 0 25px rgba(122, 122, 118, 0.06);
  }
  44% {
    opacity: 0.12;
    filter: blur(8px);
    text-shadow: -3px 0 rgba(74, 74, 70, 0.7), 2px 0 rgba(122, 122, 118, 0.4);
    box-shadow: inset 0 0 50px rgba(122, 122, 118, 0.14);
  }
  54% {
    opacity: 0.8;
    filter: blur(0.8px);
    transform: translateY(3px);
    text-shadow: 1px 0 rgba(122, 122, 118, 0.25);
    box-shadow: none;
  }
  62% {
    opacity: 0.3;
    filter: blur(5px);
    text-shadow: -2px 0 rgba(74, 74, 70, 0.5);
    box-shadow: inset 0 0 35px rgba(122, 122, 118, 0.1);
  }
  72% {
    opacity: 0.92;
    filter: blur(0.4px);
    transform: translateY(1px);
    text-shadow: 0.5px 0 rgba(122, 122, 118, 0.15);
    box-shadow: none;
  }
  80% {
    opacity: 0.5;
    filter: blur(2px);
    text-shadow: -1px 0 rgba(74, 74, 70, 0.35);
  }
  88% {
    opacity: 0.96;
    filter: blur(0.2px);
    transform: translateY(0);
    text-shadow: none;
  }
  94% {
    opacity: 0.75;
    filter: blur(1px);
    text-shadow: 1px 0 rgba(122, 122, 118, 0.2);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scaleY(1) scaleX(1);
    filter: blur(0);
    clip-path: inset(0 0 0 0);
    text-shadow: none;
    box-shadow: none;
  }
}

/* Stagger children within grids */
.reveal.visible .urgency-block,
.reveal.visible .field-block,
.reveal.visible .why-block,
.reveal.visible .sustain-block {
  animation: thermoChild 0.3s cubic-bezier(0.22, 1, 0.36, 1) both;
}

@keyframes thermoChild {
  0% { opacity: 0; filter: blur(10px); transform: translateY(25px); text-shadow: none; }
  15% { opacity: 0.45; filter: blur(3px); text-shadow: 3px 0 rgba(122, 122, 118, 0.6), -1px 0 rgba(74, 74, 70, 0.3); }
  28% { opacity: 0.06; filter: blur(12px); text-shadow: -4px 0 rgba(74, 74, 70, 0.7); }
  42% { opacity: 0.65; filter: blur(1px); text-shadow: 2px 0 rgba(122, 122, 118, 0.35); }
  56% { opacity: 0.15; filter: blur(6px); text-shadow: -2px 0 rgba(74, 74, 70, 0.5); }
  72% { opacity: 0.88; filter: blur(0.3px); text-shadow: 0.5px 0 rgba(122, 122, 118, 0.15); }
  85% { opacity: 0.5; filter: blur(2px); text-shadow: -1px 0 rgba(74, 74, 70, 0.25); }
  100% { opacity: 1; filter: blur(0); transform: translateY(0); text-shadow: none; }
}

.reveal.visible .urgency-block:nth-child(1),
.reveal.visible .field-block:nth-child(1),
.reveal.visible .why-block:nth-child(1),
.reveal.visible .sustain-block:nth-child(1) { animation-delay: 0.03s; }

.reveal.visible .urgency-block:nth-child(2),
.reveal.visible .field-block:nth-child(2),
.reveal.visible .why-block:nth-child(2),
.reveal.visible .sustain-block:nth-child(2) { animation-delay: 0.06s; }

.reveal.visible .urgency-block:nth-child(3),
.reveal.visible .field-block:nth-child(3),
.reveal.visible .why-block:nth-child(3),
.reveal.visible .sustain-block:nth-child(3) { animation-delay: 0.09s; }

.reveal.visible .urgency-block:nth-child(4),
.reveal.visible .field-block:nth-child(4),
.reveal.visible .why-block:nth-child(4),
.reveal.visible .sustain-block:nth-child(4) { animation-delay: 0.12s; }

/* Respect reduced motion preference */
@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    filter: none;
    clip-path: none;
    transition: none;
  }
  .reveal.visible {
    animation: none;
  }
  .reveal.visible .urgency-block,
  .reveal.visible .field-block,
  .reveal.visible .why-block,
  .reveal.visible .sustain-block {
    animation: none;
  }
}

/* RESPONSIVE — LARGE SCREENS */
@media (min-width: 1400px) {
  .section-inner { max-width: min(1200px, 80%); }
  .nav-inner { max-width: 90%; }
  .form-container { max-width: 860px; }
  .archive-grid { grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); }
  html { font-size: 15px; }
}

@media (min-width: 1800px) {
  .section-inner { max-width: min(1400px, 75%); }
  .nav-inner { max-width: 90%; }
  .form-container { max-width: 960px; }
  html { font-size: 16px; }
}

@media (min-width: 2200px) {
  .section-inner { max-width: min(1600px, 70%); }
  .form-container { max-width: 1060px; }
  html { font-size: 17px; }
}

@media (max-width: 768px) {
  html { font-size: 13px; }
  .nav-links { gap: 0.8rem; }
  .nav-links a { font-size: 0.5rem; }
  .urgency-grid, .why-grid, .sustain-grid, .form-grid,
  .archive-charts-grid {
    grid-template-columns: 1fr;
  }
  .archive-charts-grid {
    gap: 2.5rem;
  }
  .archive-grid { grid-template-columns: 1fr; }
  .section { padding: 3.5rem 1.2rem; }
  .hero { padding: 4.5rem 1.2rem 3rem; }
  .pair-tags { min-width: 130px; }
}

@media (max-width: 480px) {
  .nav-links { display: none; }
  .nav-lang-wrap { display: none; }
  .nav-toggle { display: none; }
  .nav-logo { cursor: pointer; }
  .nav-logo.is-trigger::after {
    content: ' ▾';
    font-size: 0.5rem;
    color: var(--gray);
  }
  .hero-content { max-width: 92%; }
  .archive-stats { gap: 1.2rem; }
  .footer-line { font-size: 0.55rem; }
  .lang-overlay-inner {
    width: 92vw;
    height: auto;
    min-height: 55vh;
  }
  .lang-btn {
    font-size: 0.55rem;
    letter-spacing: 0.08em;
  }
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* SEARCHABLE SELECT */
.searchable-select {
  position: relative;
}

.ss-input {
  width: 100%;
  cursor: text;
}

.ss-dropdown {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  max-height: 220px;
  overflow-y: auto;
  background: var(--bg-dark);
  border: 1px solid #333;
  z-index: 50;
}

.ss-dropdown.open {
  display: block;
}

.ss-group-label {
  font-size: 0.45rem;
  letter-spacing: 0.2em;
  color: #666;
  padding: 0.5rem 0.7rem 0.2rem;
  font-weight: 500;
}

.ss-option {
  font-family: var(--mono);
  font-size: 0.65rem;
  font-weight: 300;
  padding: 0.4rem 0.7rem;
  cursor: pointer;
  color: var(--text-inv);
  transition: background 0.15s;
}

.ss-option:hover {
  background: var(--hover-dk);
}

.ss-option.selected {
  background: #222;
}

.ss-no-results {
  font-size: 0.6rem;
  color: #666;
  padding: 0.5rem 0.7rem;
  font-weight: 300;
}

/* EMOTION ASSISTANT */
.emotion-assist {
  border-top: 1px solid var(--border);
  padding-top: 1.8rem;
}

.emotion-assist-desc {
  font-size: 0.75rem;
  font-weight: 300;
  color: var(--gray-mid);
  margin-bottom: 0.8rem;
  line-height: 1.6;
}

.emotion-assist-row {
  display: flex;
  gap: 0.6rem;
  align-items: flex-start;
}

.emotion-assist-row textarea {
  flex: 1;
  font-size: 0.6rem;
}

/* Note textarea match */
#note {
  font-size: 0.6rem;
}

.emotion-assist-btn {
  font-family: var(--mono);
  font-size: 0.5rem;
  letter-spacing: 0.2em;
  font-weight: 500;
  padding: 0.6rem 1rem;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--gray-mid);
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
  margin-top: 1px;
}

.emotion-assist-btn:hover {
  border-color: var(--text);
  color: var(--text);
}

.emotion-assist-btn.loading {
  opacity: 0.4;
  pointer-events: none;
}

.emotion-suggestions {
  margin-top: 0.8rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.emotion-sug-btn {
  font-family: var(--mono);
  font-size: 0.55rem;
  letter-spacing: 0.12em;
  font-weight: 400;
  padding: 0.4rem 0.7rem;
  background: transparent;
  border: 1px dashed var(--border);
  color: var(--gray-mid);
  cursor: pointer;
  transition: all 0.2s;
}

.emotion-sug-btn:hover {
  border-color: var(--text);
  color: var(--text);
  border-style: solid;
}

.emotion-sug-btn.added {
  background: var(--text);
  border-color: var(--text);
  color: var(--bg);
  border-style: solid;
}

.emotion-sug-note {
  font-size: 0.6rem;
  color: var(--gray);
  font-weight: 300;
  width: 100%;
}

/* ============================================
   TERMINOLOGY SECTION
   ============================================ */

.terminology-intro {
  margin-bottom: 2.5rem;
}

.terminology-title {
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  margin-bottom: 1.5rem;
  text-align: start;
}

.terminology-lead,
.terminology-body,
.terminology-connection {
  font-size: 0.72rem;
  font-weight: 300;
  color: var(--gray-mid);
  margin-bottom: 1rem;
  line-height: 1.75;
}

.terminology-connection {
  margin-bottom: 0;
}

.terminology-search {
  margin-bottom: 2rem;
}

.terminology-search-input {
  width: 100%;
  font-family: var(--mono);
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 0.15em;
  padding: 0.7rem 0.8rem;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
  transition: border-color 0.2s;
}

.terminology-search-input:focus {
  outline: none;
  border-color: var(--text);
}

.terminology-search-input::placeholder {
  color: var(--gray);
  font-weight: 300;
  letter-spacing: 0.2em;
}

.terminology-categories {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.term-category {
  border-top: 1px solid var(--border);
}

.term-category:last-child {
  border-bottom: 1px solid var(--border);
}

.term-category-header {
  display: flex;
  align-items: center;
  width: 100%;
  padding: 0.9rem 0;
  background: transparent;
  border: none;
  cursor: pointer;
  font-family: var(--mono);
  color: var(--text);
  text-align: start;
  transition: color 0.2s;
}

.term-category-header:hover {
  color: var(--gray-mid);
}

.term-category-name {
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.25em;
  flex: 1;
}

.term-category-count {
  font-size: 0.55rem;
  font-weight: 300;
  color: var(--gray);
  margin-inline-end: 1rem;
  letter-spacing: 0.1em;
}

.term-category-arrow {
  font-size: 0.8rem;
  font-weight: 300;
  width: 1rem;
  text-align: center;
  color: var(--gray);
  transition: color 0.2s;
}

.term-category-header:hover .term-category-arrow {
  color: var(--text);
}

.term-list {
  display: none;
  padding-bottom: 0.5rem;
}

.term-category.open .term-list {
  display: block;
}

.term-item {
  border-top: 1px dashed var(--border);
}

.term-name {
  display: block;
  width: 100%;
  padding: 0.6rem 0;
  padding-inline-start: 1rem;
  background: transparent;
  border: none;
  cursor: pointer;
  font-family: var(--mono);
  font-size: 0.62rem;
  font-weight: 400;
  letter-spacing: 0.15em;
  color: var(--text);
  text-align: start;
  transition: color 0.15s;
}

.term-name:hover {
  color: var(--gray-mid);
}

.term-definition {
  display: none;
  padding: 0 0 0.8rem 0;
  padding-inline-start: 1rem;
  font-size: 0.65rem;
  font-weight: 300;
  color: var(--gray-mid);
  line-height: 1.75;
  max-width: 90%;
}

.term-item.expanded .term-definition {
  display: block;
}

.terminology-no-results {
  font-size: 0.65rem;
  font-weight: 300;
  color: var(--gray);
  letter-spacing: 0.1em;
  padding: 1rem 0;
}

/* Dark mode overrides for terminology */
.section--dark .terminology-lead,
.section--dark .terminology-body,
.section--dark .terminology-connection {
  color: var(--gray-inv) !important;
}

.section--dark .terminology-search-input {
  border-color: var(--border-dk);
  color: var(--text-inv);
}

.section--dark .terminology-search-input:focus {
  border-color: var(--text-inv);
}

.section--dark .terminology-search-input::placeholder {
  color: #666;
}

.section--dark .term-category {
  border-color: var(--border-dk);
}

.section--dark .term-category-header {
  color: var(--text-inv);
}

.section--dark .term-category-header:hover {
  color: var(--gray-inv);
}

.section--dark .term-item {
  border-color: var(--border-dk);
}

.section--dark .term-name {
  color: var(--text-inv);
}

.section--dark .term-name:hover {
  color: var(--gray-inv);
}

.section--dark .term-definition {
  color: var(--gray-inv);
}