/* =========================================================================
   Image Font Finder — Specimen / darkroom aesthetic
   Fraunces (display) + Work Sans (body) + Space Mono (ui / labels)
   ========================================================================= */

:root{
  color-scheme: light;

  --paper: #f3ede1;
  --paper-2: #eae2cf;
  --paper-3: #e2d8c0;
  --ink: #1d1a15;
  --ink-soft: #59524a;
  --ink-faint: #8a8177;
  --rule: rgba(29, 26, 21, 0.16);
  --rule-strong: rgba(29, 26, 21, 0.32);
  --accent: #cf4415;
  --accent-ink: #fbf3e7;
  --accent-soft: rgba(207, 68, 21, 0.12);
  --safelight: #8a6d00;
  --card-bg: #faf6ec;
  --card-shadow: rgba(29, 26, 21, 0.10);
  --focus-ring: #1d6f5e;

  --font-display: "Fraunces", "Iowan Old Style", serif;
  --font-body: "Work Sans", -apple-system, sans-serif;
  --font-ui: "Space Mono", ui-monospace, monospace;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
}

@media (prefers-color-scheme: dark){
  :root{
    color-scheme: dark;
    --paper: #15130f;
    --paper-2: #1c1912;
    --paper-3: #262119;
    --ink: #f1ead9;
    --ink-soft: #bfb5a2;
    --ink-faint: #7d7565;
    --rule: rgba(241, 234, 217, 0.12);
    --rule-strong: rgba(241, 234, 217, 0.24);
    --accent: #ff7a45;
    --accent-ink: #1a1006;
    --accent-soft: rgba(255, 122, 69, 0.16);
    --safelight: #e0b13a;
    --card-bg: #1c1912;
    --card-shadow: rgba(0, 0, 0, 0.45);
    --focus-ring: #5fd9bd;
  }
}

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

html{
  background: var(--paper);
}

body{
  margin: 0;
  background:
    radial-gradient(ellipse 900px 500px at 12% -10%, var(--accent-soft), transparent 60%),
    var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* subtle paper grain, applied once as a fixed overlay */
body::before{
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 999;
  opacity: 0.5;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)' opacity='0.35'/%3E%3C/svg%3E");
}
@media (prefers-color-scheme: dark){
  body::before{ mix-blend-mode: overlay; opacity: 0.35; }
}

a{ color: var(--accent); }

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

:focus-visible{
  outline: 2.5px solid var(--focus-ring);
  outline-offset: 3px;
  border-radius: 3px;
}

button, input{ font-family: inherit; color: inherit; }

/* -------------------------------------------------------------- header */

.site-head{
  border-bottom: 1px solid var(--rule);
  padding: 22px clamp(18px, 4vw, 48px);
}
.head-inner{ max-width: 1220px; margin: 0 auto; }
.mark-row{
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}
.mark{ flex: none; }
.wordmark{
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.15rem;
  letter-spacing: -0.01em;
  margin: 0;
}
.head-tag{
  margin: 0 0 0 auto;
  font-family: var(--font-ui);
  font-size: 0.68rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

/* ---------------------------------------------------------------- hero */

.hero{
  padding: clamp(40px, 8vw, 88px) clamp(18px, 4vw, 48px) clamp(28px, 5vw, 56px);
  position: relative;
}
.hero-inner{ max-width: 780px; margin: 0 auto; }

.hero h1{
  font-family: var(--font-display);
  font-weight: 340;
  font-size: clamp(2.6rem, 7vw, 4.6rem);
  line-height: 0.98;
  letter-spacing: -0.02em;
  margin: 0 0 22px;
}
.hero h1 em{
  font-style: italic;
  font-weight: 500;
  color: var(--accent);
}

.hero-lede{
  font-size: clamp(1.02rem, 2vw, 1.2rem);
  color: var(--ink-soft);
  max-width: 54ch;
  margin: 0 0 28px;
}

.honesty{
  font-family: var(--font-ui);
  font-size: 0.82rem;
  line-height: 1.65;
  color: var(--ink-soft);
  border-left: 2px solid var(--rule-strong);
  padding: 4px 0 4px 18px;
  max-width: 62ch;
}
.honesty-tag{
  display: block;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  font-weight: 700;
  margin-bottom: 6px;
}

/* --------------------------------------------------------------- bench */

.bench{
  padding: 0 clamp(18px, 4vw, 48px) clamp(60px, 8vw, 100px);
}
.bench-grid{
  max-width: 1220px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr);
  gap: clamp(18px, 3vw, 30px);
  align-items: start;
}
@media (max-width: 900px){
  .bench-grid{ grid-template-columns: 1fr; }
}

.panel{
  background: var(--card-bg);
  border: 1px solid var(--rule);
  border-radius: var(--radius-lg);
  padding: clamp(18px, 2.6vw, 28px);
  position: relative;
  box-shadow: 0 1px 0 var(--rule) inset;
}
.panel-image{ position: sticky; top: 18px; }
@media (max-width: 900px){ .panel-image{ position: static; } }

/* crop-mark corners, a print-shop tell */
.panel::before, .panel::after,
.panel-head::before{ content: none; }
.panel{
  --crop: 16px;
}
.panel::before{
  content: "";
  position: absolute;
  top: -1px; left: -1px;
  width: var(--crop); height: var(--crop);
  border-top: 2px solid var(--rule-strong);
  border-left: 2px solid var(--rule-strong);
  border-radius: var(--radius-lg) 0 0 0;
}
.panel::after{
  content: "";
  position: absolute;
  bottom: -1px; right: -1px;
  width: var(--crop); height: var(--crop);
  border-bottom: 2px solid var(--rule-strong);
  border-right: 2px solid var(--rule-strong);
  border-radius: 0 0 var(--radius-lg) 0;
}

.panel-head{
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--rule);
}
.panel-index{
  font-family: var(--font-ui);
  font-size: 0.78rem;
  color: var(--accent);
  border: 1px solid currentColor;
  border-radius: 4px;
  padding: 1px 6px;
}
.panel-head h2{
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.28rem;
  margin: 0;
  letter-spacing: -0.01em;
}

/* ------------------------------------------------------------ dropzone */

.dropzone{
  border: 1.5px dashed var(--rule-strong);
  border-radius: var(--radius-md);
  min-height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: border-color 0.18s ease, background 0.18s ease;
  background: var(--paper-2);
}
.dropzone:hover, .dropzone:focus-visible{
  border-color: var(--accent);
  background: var(--accent-soft);
}
.dropzone.is-dragover{
  border-color: var(--accent);
  background: var(--accent-soft);
  border-style: solid;
}
.dropzone-inner{
  text-align: center;
  padding: 30px 20px;
  color: var(--ink-soft);
}
.drop-icon{ color: var(--ink-faint); margin-bottom: 6px; }
.dropzone:hover .drop-icon, .dropzone.is-dragover .drop-icon{ color: var(--accent); }
.drop-title{
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--ink);
  margin: 6px 0 4px;
}
.drop-sub{
  font-family: var(--font-ui);
  font-size: 0.72rem;
  letter-spacing: 0.03em;
  margin: 0;
}

/* --------------------------------------------------------------viewer */

.viewer{ display: flex; flex-direction: column; gap: 10px; }
.viewer-toolbar{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}
.viewer-toolbar-group{ display: flex; align-items: center; gap: 6px; }

.icon-btn{
  font-family: var(--font-ui);
  font-size: 0.78rem;
  background: var(--paper-2);
  border: 1px solid var(--rule);
  border-radius: var(--radius-sm);
  padding: 6px 10px;
  cursor: pointer;
  line-height: 1;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}
.icon-btn:hover{ border-color: var(--rule-strong); }
.icon-btn.toggle-btn[aria-pressed="true"]{
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-ink);
}
.icon-btn.danger-btn:hover{ border-color: var(--accent); color: var(--accent); }

.zoom-readout{
  font-family: var(--font-ui);
  font-size: 0.76rem;
  min-width: 3.6ch;
  text-align: center;
  display: inline-block;
  color: var(--ink-soft);
}

.viewer-stage{
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  background:
    repeating-conic-gradient(var(--paper-3) 0% 25%, var(--paper-2) 0% 50%) 50% / 22px 22px;
  height: 380px;
  cursor: grab;
  touch-action: none;
}
.viewer-stage.is-panning{ cursor: grabbing; }
.viewer-stage img{
  position: absolute;
  top: 50%; left: 50%;
  max-width: none;
  transform-origin: center center;
  user-select: none;
  -webkit-user-drag: none;
  will-change: transform;
}

.loupe-lens{
  position: absolute;
  width: 160px; height: 160px;
  border-radius: 50%;
  border: 3px solid var(--accent);
  box-shadow: 0 6px 24px rgba(0,0,0,0.35), 0 0 0 4000px rgba(10,8,5,0.28);
  pointer-events: none;
  background-repeat: no-repeat;
  z-index: 5;
}

.viewer-hint{
  font-family: var(--font-ui);
  font-size: 0.7rem;
  color: var(--ink-faint);
  margin: 0;
  text-align: center;
}

/* ---------------------------------------------------------- bench form */

.bench-controls{ display: flex; flex-direction: column; gap: 18px; margin-bottom: 20px; }

.field-row label{
  display: block;
  font-family: var(--font-ui);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
  margin-bottom: 7px;
}
.field-hint{ text-transform: none; letter-spacing: 0; color: var(--ink-faint); }

#sample-text{
  width: 100%;
  font-family: var(--font-display);
  font-size: 1.15rem;
  padding: 12px 14px;
  border: 1.5px solid var(--rule-strong);
  border-radius: var(--radius-sm);
  background: var(--paper-2);
  color: var(--ink);
}
#sample-text:focus-visible{ border-color: var(--accent); }

.search-row{ display: flex; flex-direction: column; gap: 12px; }
.search-wrap{
  position: relative;
  display: flex;
  align-items: center;
}
.search-wrap svg{
  position: absolute;
  left: 12px;
  color: var(--ink-faint);
}
#font-search{
  width: 100%;
  padding: 10px 12px 10px 36px;
  border: 1.5px solid var(--rule);
  border-radius: var(--radius-sm);
  background: var(--paper-2);
  font-size: 0.95rem;
}
#font-search:focus-visible{ border-color: var(--accent); }

.chip-row{ display: flex; flex-wrap: wrap; gap: 8px; }
.chip{
  font-family: var(--font-ui);
  font-size: 0.72rem;
  letter-spacing: 0.03em;
  padding: 7px 13px;
  border-radius: 999px;
  border: 1px solid var(--rule-strong);
  background: transparent;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.chip:hover{ border-color: var(--accent); }
.chip.is-active{
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}

.slider-grid{
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 14px 20px;
}
@media (max-width: 520px){ .slider-grid{ grid-template-columns: 1fr; } }

.slider-field label{
  display: flex;
  justify-content: space-between;
  font-family: var(--font-ui);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
  margin-bottom: 6px;
}
.slider-field output{ color: var(--accent); font-weight: 700; }

input[type="range"]{
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 4px;
  border-radius: 3px;
  background: var(--rule-strong);
  outline-offset: 4px;
}
input[type="range"]::-webkit-slider-thumb{
  -webkit-appearance: none;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid var(--card-bg);
  box-shadow: 0 0 0 1px var(--rule-strong);
  cursor: pointer;
  margin-top: -6px;
}
input[type="range"]::-moz-range-thumb{
  width: 16px; height: 16px;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid var(--card-bg);
  box-shadow: 0 0 0 1px var(--rule-strong);
  cursor: pointer;
}
input[type="range"]::-moz-range-track{
  height: 4px;
  border-radius: 3px;
  background: var(--rule-strong);
}

.compare-row{
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  padding-top: 4px;
}
.compare-label{
  font-family: var(--font-ui);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
}
.segmented{
  display: inline-flex;
  border: 1px solid var(--rule-strong);
  border-radius: 999px;
  overflow: hidden;
}
.seg{
  font-family: var(--font-ui);
  font-size: 0.74rem;
  padding: 6px 14px;
  border: none;
  background: transparent;
  cursor: pointer;
  border-right: 1px solid var(--rule-strong);
}
.seg:last-child{ border-right: none; }
.seg.is-active{ background: var(--accent); color: var(--accent-ink); }

/* ------------------------------------------------------- compare stage */

.compare-stage{
  border: 1px solid var(--rule-strong);
  border-radius: var(--radius-md);
  background: var(--paper-2);
  padding: 16px;
  margin-bottom: 22px;
}
.compare-stage-inner{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.compare-stage[data-mode="below"] .compare-stage-inner{
  grid-template-columns: 1fr;
}
@media (max-width: 640px){
  .compare-stage-inner{ grid-template-columns: 1fr; }
}

.compare-cell-label{
  display: block;
  font-family: var(--font-ui);
  font-size: 0.66rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-faint);
  margin-bottom: 8px;
}
.compare-image-frame{
  height: 160px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--rule);
  background-color: var(--paper-3);
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ink-faint);
  font-family: var(--font-ui);
  font-size: 0.75rem;
  text-align: center;
  padding: 10px;
}
.compare-font-sample{
  min-height: 160px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--rule);
  background: var(--card-bg);
  display: flex;
  align-items: center;
  padding: 14px 16px;
  overflow: auto;
  color: var(--ink-faint);
  font-family: var(--font-ui);
  font-size: 0.85rem;
  word-break: break-word;
}

/* --------------------------------------------------------- results head */

.results-head{
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 6px 16px;
  margin-bottom: 14px;
}
.results-count{
  font-family: var(--font-ui);
  font-size: 0.78rem;
  color: var(--ink);
  margin: 0;
}
.results-note{
  font-family: var(--font-ui);
  font-size: 0.7rem;
  color: var(--ink-faint);
  margin: 0;
}

/* -------------------------------------------------------------- cards */

.font-grid{
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.font-card{
  border: 1px solid var(--rule);
  background: var(--card-bg);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  transition: border-color 0.15s ease, box-shadow 0.15s ease, transform 0.15s ease;
  animation: card-in 0.4s ease both;
}
.font-card:hover{
  border-color: var(--rule-strong);
  box-shadow: 0 6px 20px var(--card-shadow);
}
.font-card.is-pinned{
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent);
}

@keyframes card-in{
  from{ opacity: 0; transform: translateY(6px); }
  to{ opacity: 1; transform: translateY(0); }
}
@media (prefers-reduced-motion: reduce){
  .font-card{ animation: none; }
}

.font-card-head{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 10px;
}
.font-card-name{
  font-family: var(--font-ui);
  font-size: 0.78rem;
  font-weight: 700;
}
.font-card-cat{
  font-family: var(--font-ui);
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-faint);
  border: 1px solid var(--rule);
  border-radius: 4px;
  padding: 1px 6px;
}

.font-card-sample{
  color: var(--ink);
  overflow-wrap: anywhere;
  min-height: 1.4em;
}

.font-card-foot{
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 12px;
  flex-wrap: wrap;
}

.mini-btn{
  font-family: var(--font-ui);
  font-size: 0.68rem;
  letter-spacing: 0.02em;
  padding: 6px 11px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--rule-strong);
  background: transparent;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}
.mini-btn:hover{ border-color: var(--accent); color: var(--accent); }
.mini-btn.primary{ background: var(--ink); color: var(--paper); border-color: var(--ink); }
.mini-btn.primary:hover{ background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.mini-btn.is-active{ background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }

/* ------------------------------------------------------------ skeleton */

.font-card.skeleton{ pointer-events: none; }
.skeleton-line{
  height: 14px;
  border-radius: 4px;
  background: linear-gradient(90deg, var(--rule) 25%, var(--rule-strong) 37%, var(--rule) 63%);
  background-size: 400% 100%;
  animation: shimmer 1.4s ease infinite;
}
@keyframes shimmer{
  0%{ background-position: 100% 50%; }
  100%{ background-position: 0 50%; }
}
@media (prefers-reduced-motion: reduce){
  .skeleton-line{ animation: none; }
}

.empty-state{
  text-align: center;
  font-family: var(--font-ui);
  font-size: 0.85rem;
  color: var(--ink-soft);
  border: 1px dashed var(--rule-strong);
  border-radius: var(--radius-md);
  padding: 40px 20px;
}

/* -------------------------------------------------------------- footer */

.site-foot{
  border-top: 1px solid var(--rule);
  padding: 26px clamp(18px, 4vw, 48px) 40px;
  text-align: center;
  font-family: var(--font-ui);
  font-size: 0.74rem;
  color: var(--ink-faint);
}
.site-foot p{ margin: 4px 0; }
.foot-fine{ opacity: 0.8; }

/* --------------------------------------------------------------- toast */

.toast{
  position: fixed;
  left: 50%;
  bottom: 26px;
  transform: translate(-50%, 12px);
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-ui);
  font-size: 0.8rem;
  padding: 10px 18px;
  border-radius: 999px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.3);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
  z-index: 1000;
}
.toast.is-visible{
  opacity: 1;
  transform: translate(-50%, 0);
}