/* ============================================================================
   TESSERA — cyber sigilism design system
   ============================================================================
   Black ground. Bone text. Blood accents. Monospace everywhere. Brutalist
   grid. The site reads like a diagnostic terminal carved into iron.
   ============================================================================ */

@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@300;400;500;700;800&display=swap');

/* -- TOKENS ----------------------------------------------------------------- */

:root {
  color-scheme: dark;

  /* Ink scale — pure black to bright bone */
  --ink-0: #000000;
  --ink-1: #07070a;
  --ink-2: #0e0e14;
  --ink-3: #14141c;
  --ink-4: #1d1d27;
  --ink-5: #2a2a37;
  --ink-6: #3a3a48;

  /* Bone scale — text and surfaces */
  --bone-0: #ffffff;
  --bone-1: #ece6d8;
  --bone-2: #b9b3a4;
  --bone-3: #797368;
  --bone-4: #4a453d;

  /* Blood scale — accents */
  --blood-0: #ff2d3a;       /* electric, sparingly */
  --blood-1: #c41e26;       /* primary accent */
  --blood-2: #8b0d11;       /* hover, deep */
  --blood-3: #4a0608;       /* dark tone */
  --blood-glow: rgba(196, 30, 38, 0.35);

  /* Status */
  --ok:    #5dd07f;
  --warn:  #d4a017;
  --bad:   var(--blood-0);

  /* Type */
  --font-mono: 'JetBrains Mono', ui-monospace, 'SF Mono', Consolas, 'Liberation Mono', monospace;

  /* Geometry */
  --rule: 1px;
  --thick: 2px;
}

* { box-sizing: border-box; }
*::selection { background: var(--blood-1); color: var(--bone-0); }

html, body {
  margin: 0;
  padding: 0;
  background: var(--ink-0);
  color: var(--bone-1);
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.55;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body {
  /* Subtle grain — pure CSS noise via radial gradient stack, very low intensity */
  background-image:
    radial-gradient(ellipse at top, rgba(196, 30, 38, 0.04) 0%, transparent 60%),
    repeating-linear-gradient(
      0deg,
      transparent 0,
      transparent 2px,
      rgba(255, 255, 255, 0.012) 2px,
      rgba(255, 255, 255, 0.012) 3px
    );
}

/* -- TYPOGRAPHY ------------------------------------------------------------- */

h1, h2, h3, h4 {
  margin: 0;
  font-weight: 800;
  letter-spacing: -0.01em;
  text-transform: uppercase;
}
h1 {
  font-size: clamp(2.4rem, 8vw, 6rem);
  line-height: 0.95;
  letter-spacing: -0.04em;
}
h2 {
  font-size: clamp(1.4rem, 3vw, 2rem);
  line-height: 1.05;
  letter-spacing: -0.02em;
}
h3 {
  font-size: 1rem;
  letter-spacing: 0.16em;
  font-weight: 700;
  color: var(--bone-2);
}
h4 {
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  font-weight: 700;
  color: var(--bone-3);
}

p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }

a {
  color: var(--bone-1);
  text-decoration: none;
  border-bottom: 1px solid var(--blood-1);
  transition: color 80ms, border-color 80ms, background 80ms;
}
a:hover {
  color: var(--blood-0);
  background: var(--blood-3);
  border-bottom-color: var(--blood-0);
}

code, pre {
  font-family: var(--font-mono);
  font-size: 0.9em;
}
code {
  background: var(--ink-3);
  padding: 1px 5px;
  border: 1px solid var(--ink-5);
  color: var(--bone-1);
}

strong, b { font-weight: 700; color: var(--bone-0); }

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--ink-1); }
::-webkit-scrollbar-thumb { background: var(--ink-5); border: 1px solid var(--ink-3); }
::-webkit-scrollbar-thumb:hover { background: var(--blood-2); }

/* -- LAYOUT PRIMITIVES ------------------------------------------------------ */

.shell {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
}
@media (max-width: 720px) {
  .shell { padding: 0 16px; }
}

/* Section divider — ASCII rule */
.rule {
  font-family: var(--font-mono);
  color: var(--bone-3);
  font-size: 11px;
  letter-spacing: 0.5em;
  margin: 48px 0;
  white-space: nowrap;
  overflow: hidden;
  user-select: none;
}
.rule::before { content: "𓌹 ⛓ ✶ ♱ ✶ ⛓ 𓆩 ⊹ ✦ ⊹ 𓆪 ⛓ ✶ ♱ ✶ ⛓ 𓌺 ⛓ ✶ ♱ ✶ ⛓ 𓆩 ⊹ ✦ ⊹ 𓆪 ⛓ ✶ ♱ ✶ ⛓ 𓌹"; }

/* -- HEADER / NAV ----------------------------------------------------------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(8px) saturate(120%);
  border-bottom: var(--rule) solid var(--ink-5);
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 32px;
  gap: 24px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}
.brand a {
  border: none;
  color: var(--bone-0);
  font-weight: 800;
  font-size: 18px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.brand a:hover { background: transparent; color: var(--blood-0); }
.brand .glyph {
  width: 20px; height: 20px;
  background: var(--blood-1);
  display: inline-block;
  clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%);
}
.brand .glyph.alt { background: var(--bone-1); margin-left: -6px; }

.site-nav {
  display: flex;
  gap: 4px;
}
.site-nav a {
  border: none;
  padding: 8px 14px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--bone-2);
}
.site-nav a:hover { color: var(--bone-0); background: var(--ink-3); }
.site-nav a.active { color: var(--blood-0); background: var(--ink-3); }
@media (max-width: 720px) {
  .site-header__inner { padding: 10px 16px; }
  .site-nav a { padding: 6px 8px; font-size: 10px; letter-spacing: 0.1em; }
}

/* -- HERO ------------------------------------------------------------------- */

.hero {
  position: relative;
  padding: 88px 0 72px;
  overflow: hidden;
  border-bottom: var(--rule) solid var(--ink-5);
}
.hero__bg {
  position: absolute;
  inset: 0;
  background-position: center;
  background-size: cover;
  opacity: 0.35;
  filter: grayscale(0.6) contrast(1.15) brightness(0.55);
  mix-blend-mode: screen;
  pointer-events: none;
  z-index: 0;
}
.hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(0,0,0,0.4) 0%, rgba(0,0,0,0.85) 100%),
    radial-gradient(ellipse at 30% 50%, rgba(196,30,38,0.12) 0%, transparent 70%);
}
.hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 48px;
  align-items: end;
}
.hero__title {
  font-size: clamp(3rem, 12vw, 9rem);
  line-height: 0.85;
  letter-spacing: -0.05em;
  font-weight: 800;
  margin-bottom: 12px;
  color: var(--bone-0);
  /* Glitch shadow */
  text-shadow:
    1px 0 0 var(--blood-3),
    -1px 0 0 var(--ink-3);
}
.hero__title .accent { color: var(--blood-1); }
.hero__sub {
  color: var(--bone-2);
  font-size: 13px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 500;
  max-width: 60ch;
}
.hero__sigil {
  font-family: var(--font-mono);
  font-size: 9px;
  line-height: 1.0;
  letter-spacing: 0;
  white-space: pre;
  color: var(--blood-1);
  text-shadow: 0 0 12px var(--blood-glow);
  user-select: none;
  opacity: 0.85;
  /* Cap height so taller sigils (permanence's 37-line winged-with-drip) clip
     to roughly the index hero's natural height. Keeps all three hero sections
     visually the same size. */
  max-height: 220px;
  overflow: hidden;
}
@media (max-width: 720px) {
  .hero { padding: 56px 0 48px; }
  .hero__inner { grid-template-columns: 1fr; gap: 32px; }
  .hero__sigil { font-size: 8px; }
}

/* -- META RAIL (under hero on landing/permanence) --------------------------- */

.meta-rail {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  padding: 18px 0;
  border-bottom: var(--rule) solid var(--ink-5);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--bone-3);
}
.meta-rail strong { color: var(--bone-1); font-weight: 700; }
.meta-rail .sep { color: var(--ink-6); }

/* -- PANEL ------------------------------------------------------------------ */

.panel {
  position: relative;
  background: var(--ink-1);
  border: var(--thick) solid var(--ink-5);
  padding: 24px;
  margin: 0 0 24px;
}
.panel__hd {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin: 0 0 16px;
  padding: 0 0 12px;
  border-bottom: var(--rule) solid var(--ink-5);
}
.panel__hd h3 {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--bone-2);
  font-weight: 700;
}
.panel__hd .num {
  color: var(--blood-1);
  font-weight: 800;
}
.panel__hint {
  color: var(--bone-3);
  font-size: 11px;
  letter-spacing: 0.04em;
  margin: 0 0 16px;
}

/* Panel with inset corner cuts (cyber edge) — used sparingly */
.panel--cut {
  clip-path: polygon(
    0 0,
    calc(100% - 20px) 0,
    100% 20px,
    100% 100%,
    20px 100%,
    0 calc(100% - 20px)
  );
  /* clip-path doesn't render borders the same way; offset bg lines manually */
  border: none;
  background:
    linear-gradient(135deg, transparent 19px, var(--ink-5) 19px, var(--ink-5) 21px, var(--ink-1) 21px) top left / 22px 22px no-repeat,
    linear-gradient(315deg, transparent 19px, var(--ink-5) 19px, var(--ink-5) 21px, var(--ink-1) 21px) bottom right / 22px 22px no-repeat,
    var(--ink-1);
}

/* Panel "blood line" — top stripe in accent */
.panel--blood {
  border-top-color: var(--blood-1);
  box-shadow: inset 0 2px 0 0 var(--blood-1);
}

/* -- LANDING APP LAYOUT ----------------------------------------------------- */

.app-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin: 32px 0;
}
.app-grid > .span-2 { grid-column: 1 / -1; }
@media (max-width: 920px) {
  .app-grid { grid-template-columns: 1fr; }
}

/* -- INPUT CONTROLS --------------------------------------------------------- */

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin: 0 0 18px;
}
.field:last-child { margin-bottom: 0; }
.field-label {
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--bone-3);
  font-weight: 700;
}
.field-hint {
  font-size: 11px;
  color: var(--bone-3);
  letter-spacing: 0.02em;
}

/* -- EC ROW (error-correction dropdown + primer side panel) ---------------- */

.ec-row {
  display: grid;
  grid-template-columns: minmax(0, 380px) 1fr;
  gap: 28px;
  align-items: start;
  margin: 0 0 18px;
}

.ec-primer {
  border: var(--rule) solid var(--ink-5);
  background: linear-gradient(180deg, rgba(196, 30, 38, 0.05), rgba(0, 0, 0, 0) 60%);
  padding: 14px 16px 12px;
  position: relative;
}
.ec-primer::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 2px;
  background: var(--blood-1);
  opacity: 0.6;
}
.ec-primer__tag {
  display: inline-block;
  font-size: 10px;
  letter-spacing: 0.32em;
  color: var(--blood-1);
  font-weight: 700;
  margin: 0 0 8px;
  text-transform: uppercase;
}
.ec-primer p {
  margin: 0 0 10px;
  font-size: 12px;
  line-height: 1.55;
  color: var(--bone-2);
}
.ec-primer__grid {
  display: grid;
  grid-template-columns: 22px 1fr;
  gap: 4px 12px;
  margin: 0 0 10px;
  padding: 8px 0;
  border-top: var(--rule) solid var(--ink-5);
  border-bottom: var(--rule) solid var(--ink-5);
}
.ec-primer__grid dt {
  font-size: 13px;
  font-weight: 800;
  color: var(--blood-1);
  letter-spacing: 0.04em;
  line-height: 1.5;
}
.ec-primer__grid dd {
  margin: 0;
  font-size: 12px;
  color: var(--bone-2);
  line-height: 1.5;
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 8px;
  align-items: baseline;
}
.ec-primer__pct {
  font-variant-numeric: tabular-nums;
  color: var(--bone-1);
  font-weight: 600;
}
.ec-primer__note {
  font-size: 10.5px !important;
  color: var(--bone-3) !important;
  margin: 0 !important;
  line-height: 1.5 !important;
  letter-spacing: 0.01em;
}

@media (max-width: 920px) {
  .ec-row {
    grid-template-columns: 1fr;
    gap: 18px;
  }
}
textarea, select, input[type="text"], input[type="number"] {
  background: var(--ink-0);
  color: var(--bone-1);
  border: var(--rule) solid var(--ink-5);
  padding: 10px 12px;
  font: inherit;
  font-family: var(--font-mono);
  font-size: 13px;
  resize: vertical;
  border-radius: 0;
  appearance: none;
}
textarea {
  font-size: 13px;
  min-height: 56px;
  line-height: 1.45;
}
textarea:focus, select:focus, input:focus {
  outline: none;
  border-color: var(--blood-1);
  background: var(--ink-1);
  box-shadow: inset 0 0 0 1px var(--blood-1);
}
select {
  background-image:
    linear-gradient(45deg, transparent 50%, var(--bone-2) 50%),
    linear-gradient(135deg, var(--bone-2) 50%, transparent 50%);
  background-position: calc(100% - 18px) 50%, calc(100% - 12px) 50%;
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
  padding-right: 32px;
}

/* -- PREVIEW CANVAS --------------------------------------------------------- */

.preview {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}
.preview__frame {
  position: relative;
  background: var(--bone-0);
  padding: 16px;
  border: var(--thick) solid var(--bone-1);
  /* Square corners + inset shadow line in blood */
  box-shadow: 0 0 0 1px var(--ink-0), 0 0 0 3px var(--blood-3);
  display: inline-block;
  max-width: 100%;
}
.preview__frame canvas {
  display: block;
  image-rendering: pixelated;
  image-rendering: -moz-crisp-edges;
  max-width: 100%;
  height: auto;
}
.preview__corners {
  position: absolute;
  inset: -8px;
  pointer-events: none;
}
.preview__corners::before,
.preview__corners::after {
  content: "";
  position: absolute;
  width: 14px; height: 14px;
  border: 2px solid var(--blood-1);
}
.preview__corners::before {
  top: 0; left: 0;
  border-right: none; border-bottom: none;
}
.preview__corners::after {
  bottom: 0; right: 0;
  border-left: none; border-top: none;
}

/* -- META GRID -------------------------------------------------------------- */

.meta-grid {
  display: grid;
  grid-template-columns: max-content 1fr;
  column-gap: 24px;
  row-gap: 6px;
  margin: 0;
  font-size: 12px;
}
.meta-grid dt {
  color: var(--bone-3);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  font-weight: 700;
  align-self: center;
}
.meta-grid dd {
  margin: 0;
  font-family: var(--font-mono);
  color: var(--bone-1);
  font-weight: 500;
}

/* Output panel internal layout: canvas on the left, metadata on the right.
   Mirrors the damage panel's internal split so both QRs land at the same
   x-position on desktop (left column of a 2-col layout inside the panel). */
.output-grid {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 24px;
  align-items: start;
}
@media (max-width: 720px) {
  .output-grid { grid-template-columns: 1fr; gap: 18px; }
}

/* Damage decoders inline list (matches round-trip check-list visuals but
   tighter padding so it fits within the readout column.) */
#damage-decoders {
  margin: 8px 0 0;
}
#damage-decoders li {
  padding: 4px 8px;
  font-size: 11px;
  margin-bottom: 2px;
}

/* -- STATUS BADGE ----------------------------------------------------------- */

.badge {
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  padding: 5px 10px;
  background: var(--ink-3);
  color: var(--bone-3);
  border: 1px solid var(--ink-5);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.badge::before {
  content: "";
  width: 6px; height: 6px;
  background: var(--bone-3);
  display: inline-block;
}
.badge[data-state="encoding"],
.badge[data-state="verifying"] {
  color: var(--bone-1);
  background: var(--ink-3);
  border-color: var(--blood-2);
}
.badge[data-state="encoding"]::before,
.badge[data-state="verifying"]::before {
  background: var(--blood-1);
  animation: blink 0.8s steps(2, end) infinite;
}
.badge[data-state="ok"] {
  color: var(--ok);
  background: rgba(93, 208, 127, 0.08);
  border-color: rgba(93, 208, 127, 0.4);
}
.badge[data-state="ok"]::before { background: var(--ok); }
.badge[data-state="fail"] {
  color: var(--blood-0);
  background: rgba(255, 45, 58, 0.08);
  border-color: var(--blood-1);
}
.badge[data-state="fail"]::before { background: var(--blood-0); }
@keyframes blink { 0%, 50% { opacity: 1; } 51%, 100% { opacity: 0.3; } }

/* -- VERIFY LIST ------------------------------------------------------------ */

.check-list {
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: 12px;
}
.check-list li {
  display: grid;
  grid-template-columns: 24px 1fr;
  align-items: baseline;
  gap: 0;
  padding: 8px 12px;
  border-left: 3px solid var(--ink-5);
  background: var(--ink-2);
  margin-bottom: 4px;
  font-family: var(--font-mono);
}
.check-list li::before {
  content: "▒";
  color: var(--bone-3);
  font-weight: 800;
}
.check-list li.good { border-left-color: var(--ok); }
.check-list li.good::before { content: "█"; color: var(--ok); }
.check-list li.bad { border-left-color: var(--bad); }
.check-list li.bad::before { content: "▓"; color: var(--bad); }
.check-list li.warn { border-left-color: var(--warn); }
.check-list li.warn::before { content: "▓"; color: var(--warn); }
.check-list li.muted { color: var(--bone-3); }
.check-list strong { color: var(--bone-0); margin-right: 8px; letter-spacing: 0.05em; }

/* -- DAMAGE PREVIEW (the new component) ------------------------------------- */

.damage {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) minmax(0, 1fr);
  gap: 28px;
  align-items: start;
}
@media (max-width: 1100px) {
  .damage { grid-template-columns: auto minmax(0, 1fr); }
  .damage__decoder-col { grid-column: 1 / -1; }
}
@media (max-width: 720px) { .damage { grid-template-columns: 1fr; gap: 20px; } }

.damage__canvas-col,
.damage__slider-col,
.damage__decoder-col {
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-width: 0;
}

.damage__pct-line {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 8px 0 0;
  border-top: 1px solid var(--ink-5);
}
.damage__pct-label {
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--bone-3);
  font-weight: 700;
}
.damage__pct-value {
  font-size: 18px;
  color: var(--bone-0);
  font-weight: 800;
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
}

.damage__status-line {
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--bone-2);
  padding: 8px 10px;
  background: var(--ink-2);
  border-left: 3px solid var(--ink-5);
}
.damage__status-line .good { color: var(--ok); }
.damage__status-line .bad  { color: var(--bad); }
.damage__canvas-wrap {
  position: relative;
  background: var(--bone-0);
  padding: 12px;
  border: var(--thick) solid var(--bone-1);
  box-shadow: 0 0 0 1px var(--ink-0), 0 0 0 3px var(--blood-3);
  max-width: 100%;
}
.damage__canvas-wrap canvas {
  display: block;
  image-rendering: pixelated;
  image-rendering: -moz-crisp-edges;
  max-width: 100%;
  height: auto;
}
.damage__verdict {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 700;
  padding: 6px 14px;
  border: 1px solid var(--ink-5);
  background: var(--ink-3);
  color: var(--bone-3);
  display: inline-flex;
  gap: 10px;
}
.damage__verdict[data-state="ok"]   { color: var(--ok);    border-color: var(--ok); }
.damage__verdict[data-state="fail"] { color: var(--blood-0); border-color: var(--blood-1); background: rgba(255,45,58,0.06); }

.damage__levels {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
}
.damage__levels button {
  appearance: none;
  background: var(--ink-2);
  color: var(--bone-2);
  border: 1px solid var(--ink-5);
  padding: 8px 0;
  font: inherit;
  font-size: 11px;
  font-weight: 700;
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: 80ms;
}
.damage__levels button:hover {
  background: var(--ink-3);
  color: var(--bone-1);
  border-color: var(--blood-2);
}
.damage__levels button.active {
  background: var(--blood-1);
  color: var(--bone-0);
  border-color: var(--blood-0);
  box-shadow: 0 0 12px var(--blood-glow);
}
.damage__slider {
  width: 100%;
  appearance: none;
  background: transparent;
  height: 24px;
  cursor: pointer;
}
.damage__slider::-webkit-slider-runnable-track {
  height: 4px;
  background: var(--ink-5);
  border: 1px solid var(--ink-6);
}
.damage__slider::-moz-range-track {
  height: 4px;
  background: var(--ink-5);
  border: 1px solid var(--ink-6);
}
.damage__slider::-webkit-slider-thumb {
  appearance: none;
  width: 14px; height: 24px;
  background: var(--blood-1);
  border: 1px solid var(--blood-0);
  margin-top: -11px;
  cursor: grab;
}
.damage__slider::-moz-range-thumb {
  width: 14px; height: 24px;
  background: var(--blood-1);
  border: 1px solid var(--blood-0);
  border-radius: 0;
}
.damage__slider:active::-webkit-slider-thumb { cursor: grabbing; box-shadow: 0 0 16px var(--blood-glow); }

.damage__decoder-col .text {
  display: block;
  padding: 8px 10px;
  background: var(--ink-3);
  border-left: 3px solid var(--ink-5);
  color: var(--bone-1);
  font-family: var(--font-mono);
  font-size: 11px;
  word-break: break-all;
}
.damage__decoder-col .text.ok   { border-left-color: var(--ok); }
.damage__decoder-col .text.fail { border-left-color: var(--bad); color: var(--bone-3); }

/* -- DAMAGE TABLE ----------------------------------------------------------- */

.damage-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 11px;
  font-family: var(--font-mono);
  margin-top: 10px;
}
.damage-table th, .damage-table td {
  text-align: left;
  padding: 5px 8px;
  border-bottom: 1px solid var(--ink-4);
}
.damage-table th {
  color: var(--bone-3);
  font-weight: 700;
  font-size: 9px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

/* -- BUTTONS / EXPORT ROW --------------------------------------------------- */

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
button.btn, .btn {
  appearance: none;
  background: var(--ink-3);
  color: var(--bone-1);
  border: 1px solid var(--ink-5);
  padding: 10px 16px;
  font: inherit;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  cursor: pointer;
  transition: 80ms;
  position: relative;
}
.btn::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid transparent;
  pointer-events: none;
  transition: 80ms;
}
.btn:hover:not(:disabled) {
  background: var(--ink-4);
  border-color: var(--blood-1);
  color: var(--bone-0);
}
.btn:hover:not(:disabled)::after {
  inset: -3px;
  border-color: var(--blood-2);
}
.btn:active:not(:disabled) { background: var(--ink-2); }
.btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}
.btn--primary {
  background: var(--blood-1);
  color: var(--bone-0);
  border-color: var(--blood-0);
}
.btn--primary:hover:not(:disabled) {
  background: var(--blood-0);
  border-color: var(--bone-0);
  color: var(--bone-0);
  box-shadow: 0 0 16px var(--blood-glow);
}

/* -- STATUS COLORS HELPERS -------------------------------------------------- */

.muted { color: var(--bone-3); }
.dim   { color: var(--bone-4); }
.small { font-size: 11px; }
.good  { color: var(--ok); }
.warn  { color: var(--warn); }
.bad   { color: var(--bad); }

.error {
  background: rgba(255, 45, 58, 0.06);
  border: 1px solid var(--blood-1);
  border-left: 3px solid var(--blood-0);
  color: var(--blood-0);
  padding: 10px 14px;
  margin: 12px 0 0;
  font-size: 12px;
}

/* -- PERMANENCE PAGE: LAYER CARDS ------------------------------------------- */

.layer {
  display: grid;
  grid-template-columns: minmax(120px, 180px) 1fr;
  gap: 32px;
  padding: 40px 0;
  border-bottom: var(--rule) solid var(--ink-5);
}
.layer:first-of-type { border-top: var(--rule) solid var(--ink-5); }
.layer__num {
  font-size: clamp(3.5rem, 8vw, 6rem);
  line-height: 0.85;
  font-weight: 800;
  letter-spacing: -0.05em;
  color: var(--blood-1);
  text-shadow: 1px 0 0 var(--blood-3), -1px 0 0 var(--ink-3);
}
.layer__num .label {
  display: block;
  font-size: 10px;
  letter-spacing: 0.3em;
  color: var(--bone-3);
  font-weight: 700;
  margin-top: 6px;
}
.layer__body h2 { margin: 0 0 18px; color: var(--bone-0); }
.layer__body p, .layer__body li { color: var(--bone-2); font-size: 14px; line-height: 1.65; }
.layer__body p:not(:last-child) { margin-bottom: 14px; }
.layer__body ul, .layer__body ol { padding-left: 22px; margin: 12px 0; }
.layer__body strong { color: var(--bone-0); }
.layer__body table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
  margin: 14px 0;
}
.layer__body th, .layer__body td {
  text-align: left;
  padding: 10px 12px;
  border: 1px solid var(--ink-5);
  vertical-align: top;
}
.layer__body th {
  color: var(--bone-3);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  background: var(--ink-2);
}
.layer__body blockquote {
  margin: 16px 0;
  padding: 12px 18px;
  border-left: 3px solid var(--blood-1);
  background: var(--ink-2);
  color: var(--bone-2);
  font-size: 13px;
}

@media (max-width: 720px) {
  .layer { grid-template-columns: 1fr; gap: 12px; padding: 28px 0; }
  .layer__num { font-size: 3rem; }
}

.layer__media {
  margin-top: 18px;
  display: block;
  width: 100%;
  height: auto;
  filter: grayscale(0.4) contrast(1.1) brightness(0.85);
  border: 1px solid var(--ink-5);
}

/* -- IMAGE STRIP (between sections) ---------------------------------------- */

.image-strip {
  position: relative;
  height: 280px;
  overflow: hidden;
  border-block: var(--rule) solid var(--ink-5);
  margin: 32px 0;
}
.image-strip__bg {
  position: absolute; inset: 0;
  background-position: center; background-size: cover;
  filter: grayscale(0.5) contrast(1.2) brightness(0.55);
  opacity: 0.55;
}
.image-strip__overlay {
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, var(--ink-0) 0%, transparent 30%, transparent 70%, var(--ink-0) 100%),
    radial-gradient(ellipse at center, rgba(196,30,38,0.10) 0%, transparent 60%);
}
.image-strip__caption {
  position: relative; z-index: 1;
  height: 100%;
  display: flex;
  align-items: center;
  padding: 0 32px;
}
.image-strip__caption blockquote {
  margin: 0;
  font-size: clamp(1rem, 2vw, 1.4rem);
  font-weight: 500;
  color: var(--bone-1);
  letter-spacing: -0.005em;
  line-height: 1.3;
  max-width: 60ch;
  border: none;
  padding: 0;
}
.image-strip__caption blockquote::before { content: "“"; color: var(--blood-1); margin-right: 4px; }
.image-strip__caption blockquote::after { content: "”"; color: var(--blood-1); margin-left: 4px; }
.image-strip__caption cite {
  display: block;
  margin-top: 14px;
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--bone-3);
  font-style: normal;
  font-weight: 700;
}

/* -- ASCII BLOCK ------------------------------------------------------------ */

.ascii {
  font-family: var(--font-mono);
  font-size: 10px;
  line-height: 1.05;
  white-space: pre;
  color: var(--blood-1);
  text-shadow: 0 0 8px var(--blood-glow);
  user-select: none;
  margin: 0;
}
.ascii.bone { color: var(--bone-1); text-shadow: none; }
.ascii.dim  { color: var(--bone-4); text-shadow: none; }

/* -- TEST RUNNER (tests.html) ----------------------------------------------- */

.test-page {
  padding-block: 32px 64px;
}
.run-bar {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  padding: 18px 0;
}
#run-status {
  color: var(--bone-3);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.test-results {
  font-family: var(--font-mono);
  font-size: 12px;
}
.test-suite {
  background: var(--ink-1);
  border: var(--thick) solid var(--ink-5);
  margin-bottom: 16px;
}
.test-suite h3 {
  margin: 0;
  padding: 10px 16px;
  background: var(--ink-3);
  border-bottom: var(--rule) solid var(--ink-5);
  font-size: 11px;
  letter-spacing: 0.18em;
  font-weight: 700;
  color: var(--bone-1);
  text-transform: uppercase;
}
.test-suite h3::before {
  content: "▶ ";
  color: var(--blood-1);
}
.test-case {
  padding: 6px 16px;
  border-bottom: 1px dashed var(--ink-4);
  color: var(--bone-2);
}
.test-case:last-child { border-bottom: none; }
.test-case.pass::before { content: "[ OK ]  "; color: var(--ok); font-weight: 700; }
.test-case.fail::before { content: "[FAIL]  "; color: var(--bad); font-weight: 700; }
.test-case.skip::before { content: "[SKIP]  "; color: var(--bone-3); font-weight: 700; }
.test-case .detail {
  margin: 6px 0 6px 8ch;
  color: var(--bone-3);
  font-size: 11px;
  white-space: pre-wrap;
  padding: 8px 10px;
  background: var(--ink-2);
  border-left: 2px solid var(--bad);
}
.test-summary {
  background: var(--ink-2);
  border: var(--thick) solid var(--ink-5);
  padding: 16px 20px;
  margin-top: 24px;
  font-size: 13px;
  letter-spacing: 0.06em;
}
.test-summary strong { font-size: 14px; letter-spacing: 0.18em; text-transform: uppercase; }

/* -- FOOTER ----------------------------------------------------------------- */

.site-footer {
  border-top: var(--rule) solid var(--ink-5);
  margin-top: 80px;
  padding: 40px 32px 32px;
  color: var(--bone-3);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.site-footer__inner {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: baseline;
  gap: 20px;
}
.site-footer .ascii {
  margin: 0 0 20px;
  color: var(--ink-6);
  font-size: 9px;
  text-shadow: none;
}
.site-footer a {
  color: var(--bone-2);
  border: none;
  padding: 0 4px;
}
.site-footer a:hover { color: var(--blood-0); background: transparent; }
.site-footer__links { display: flex; gap: 18px; flex-wrap: wrap; }

/* -- UTILITIES -------------------------------------------------------------- */

.hidden { display: none !important; }
.text-center { text-align: center; }
.mt-0 { margin-top: 0 !important; }
.mt-2 { margin-top: 8px; }
.mt-4 { margin-top: 16px; }
.mt-6 { margin-top: 24px; }
.mt-8 { margin-top: 32px; }
.flow > * + * { margin-top: 12px; }

/* -- HERO CREDIT (watermark) ---------------------------------------------- */

.hero__credit {
  display: inline-flex;
  flex-direction: column;
  gap: 3px;
  margin: 24px 0 0;
  padding: 14px 18px 14px 20px;
  border-left: 3px solid var(--blood-1);
  background: linear-gradient(90deg, rgba(196, 30, 38, 0.10) 0%, transparent 100%);
  max-width: 520px;
  position: relative;
}
.hero__credit-tag {
  font-size: 10px;
  letter-spacing: 0.34em;
  color: var(--bone-3);
  font-weight: 700;
  text-transform: uppercase;
}
.hero__credit-name {
  font-size: clamp(16px, 2.3vw, 22px);
  letter-spacing: 0.18em;
  color: var(--bone-0);
  font-weight: 800;
  text-transform: uppercase;
  text-shadow: 1px 0 0 var(--blood-3);
  margin: 2px 0;
  line-height: 1.05;
}
.hero__credit-meta {
  font-size: 10px;
  letter-spacing: 0.30em;
  color: var(--bone-3);
  font-weight: 700;
  text-transform: uppercase;
}

/* -- TOLERANCE LOG (inline within damage panel) --------------------------- */

.tolerance-log .damage-table { margin-top: 8px; }
.tolerance-log .damage-table tr.active td {
  background: rgba(196, 30, 38, 0.14);
  color: var(--bone-0);
  font-weight: 700;
}
.tolerance-log .damage-table tr.active td:first-child::before {
  content: "▶ ";
  color: var(--blood-1);
  font-weight: 800;
}

/* -- TATTOO RECOMMENDATIONS TABLE ---------------------------------------- */

.tattoo-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
  font-family: var(--font-mono);
}
.tattoo-table th, .tattoo-table td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--ink-4);
  vertical-align: top;
}
.tattoo-table th {
  color: var(--bone-3);
  font-size: 9px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-weight: 700;
  background: var(--ink-2);
  border-bottom: 2px solid var(--ink-5);
}
.tattoo-table th:nth-child(2),
.tattoo-table td:nth-child(2) { width: 68px; white-space: nowrap; }
.tattoo-table th:last-child,
.tattoo-table td:last-child   { width: 130px; white-space: nowrap; }
.tattoo-table tr.rec {
  background: linear-gradient(90deg, rgba(196,30,38,0.16), rgba(196,30,38,0.04) 60%, transparent);
}
.tattoo-table tr.rec td {
  border-bottom-color: var(--blood-2);
}
.tattoo-table tr.rec td:first-child {
  box-shadow: inset 3px 0 0 0 var(--blood-1);
}
.tattoo-table tr.rec strong {
  color: var(--blood-0);
  letter-spacing: 0.05em;
}

/* -- TATTOO-OPTIMAL CALLOUT (suggestion above the table) ------------------ */

.optimal-callout {
  background: linear-gradient(90deg, rgba(196, 30, 38, 0.14) 0%, rgba(196, 30, 38, 0.04) 60%, transparent);
  border: 1px solid var(--blood-2);
  border-left: 3px solid var(--blood-1);
  padding: 14px 16px;
  margin-bottom: 18px;
}
.optimal-callout__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
  flex-wrap: wrap;
}
.optimal-callout__head strong {
  color: var(--bone-0);
  font-size: 12px;
  letter-spacing: 0.06em;
}
.optimal-callout p {
  margin: 6px 0 0;
  color: var(--bone-2);
  line-height: 1.55;
}
.optimal-callout p strong { color: var(--bone-0); }

.btn--small {
  padding: 6px 12px;
  font-size: 10px;
  letter-spacing: 0.16em;
}

/* -- ABOUT THE NAME (permanence page mosaic interlude) -------------------- */

.about-name {
  margin-top: 32px;
}
.about-name__grid {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 4fr);
  gap: 32px;
  align-items: start;
}
@media (max-width: 920px) {
  .about-name__grid { grid-template-columns: 1fr; gap: 22px; }
}

.about-name__figure {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.about-name__frame {
  position: relative;
  padding: 8px;
  background: var(--ink-0);
  border: 2px solid var(--ink-5);
  box-shadow: 0 0 0 1px var(--blood-3), 0 0 0 4px var(--ink-0), 0 0 0 5px var(--blood-2);
}
.about-name__frame img {
  display: block;
  width: 100%;
  height: auto;
  filter: contrast(1.06) saturate(0.92) brightness(0.96);
}
.about-name__frame .preview__corners::before,
.about-name__frame .preview__corners::after {
  width: 18px;
  height: 18px;
  border-width: 2px;
}
.about-name__figure figcaption {
  font-size: 11px;
  color: var(--bone-3);
  line-height: 1.55;
  font-style: italic;
  padding: 4px 2px;
}
.about-name__figure figcaption strong {
  color: var(--bone-1);
  font-style: normal;
  letter-spacing: 0.04em;
}
.about-name__cap-tag {
  display: block;
  font-style: normal;
  font-size: 9px;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--blood-1);
  margin-bottom: 4px;
  font-weight: 700;
}

.about-name__body p {
  color: var(--bone-2);
  line-height: 1.7;
  font-size: 14px;
}
.about-name__body em {
  color: var(--blood-0);
  font-style: italic;
  font-weight: 600;
}
.about-name__pullquote {
  margin: 18px 0;
  padding: 16px 20px;
  border-left: 3px solid var(--blood-1);
  background: linear-gradient(90deg, rgba(196, 30, 38, 0.10), rgba(196, 30, 38, 0.02) 70%, transparent);
  font-size: 16px;
  font-weight: 500;
  color: var(--bone-0);
  letter-spacing: -0.005em;
  line-height: 1.4;
  position: relative;
}
.about-name__pullquote::before,
.about-name__pullquote::after {
  color: var(--blood-1);
  font-weight: 800;
  font-size: 18px;
  letter-spacing: 0;
}
.about-name__pullquote::before { content: "“ "; }
.about-name__pullquote::after  { content: " ”"; }

/* =============================================================================
   MOBILE: tighten spacing, prevent overflow, scale type down
   ============================================================================= */

@media (max-width: 720px) {
  /* Hero: kill the sigil ASCII (not enough horizontal space), tighten
     padding, drop title size. */
  .hero { padding: 48px 0 36px; }
  .hero__sigil { display: none; }
  .hero__inner { gap: 20px; }
  .hero__title { font-size: clamp(2.4rem, 14vw, 4rem); }
  .hero__credit { padding: 12px 14px 12px 16px; max-width: 100%; }
  .hero__credit-name { font-size: clamp(15px, 4.5vw, 20px); letter-spacing: 0.14em; }

  /* Site header: compact nav, hide alternate brand glyph to free space. */
  .site-header__inner { padding: 10px 16px; gap: 10px; }
  .brand a { font-size: 15px; letter-spacing: 0.12em; }
  .brand .glyph.alt { display: none; }
  .site-nav { gap: 0; flex-wrap: wrap; justify-content: flex-end; }
  .site-nav a { padding: 5px 8px; font-size: 9px; letter-spacing: 0.08em; }

  /* Meta rail: vertical separator chars are noisy on mobile, hide them. */
  .meta-rail { gap: 8px 14px; padding: 12px 0; font-size: 10px; }
  .meta-rail .sep { display: none; }

  /* Panels: less padding, smaller header type. */
  .panel { padding: 14px 14px 16px; }
  .panel__hd { gap: 10px; flex-wrap: wrap; margin-bottom: 12px; padding-bottom: 10px; }
  .panel__hd h3 { font-size: 10px; letter-spacing: 0.18em; }

  /* Damage panel: tighter buttons + slider. The 7-button row is the worst
     offender on small phones. */
  .damage { gap: 18px; }
  .damage__levels { gap: 3px; }
  .damage__levels button { font-size: 10px; padding: 6px 0; letter-spacing: 0; }
  .damage__verdict { padding: 5px 10px; font-size: 10px; letter-spacing: 0.12em; }
  .damage__decoder-col .text { font-size: 10px; padding: 6px 8px; }
  .damage__pct-value { font-size: 16px; }

  /* Tattoo table: drop the fixed widths that caused horizontal overflow. */
  .tattoo-table th:nth-child(2),
  .tattoo-table td:nth-child(2) { width: auto; white-space: normal; }
  .tattoo-table th:last-child,
  .tattoo-table td:last-child   { width: auto; white-space: normal; }
  .tattoo-table th, .tattoo-table td { padding: 8px 8px; font-size: 11px; }

  /* Optimal callout: stack head + Apply button vertically on tight screens. */
  .optimal-callout { padding: 12px 14px; }
  .optimal-callout__head { gap: 8px; }
  .optimal-callout__head strong { font-size: 11px; letter-spacing: 0.04em; }
  .optimal-callout p { font-size: 11px; }

  /* Footer */
  .site-footer { padding: 32px 16px 24px; margin-top: 40px; }
  .site-footer__inner { flex-direction: column; gap: 16px; }
  .site-footer .ascii { font-size: 7px; }

  /* Image strip: shorter on mobile so it doesn't dominate the page. */
  .image-strip { height: 200px; }
  .image-strip__caption { padding: 0 16px; }

  /* Permanence layer cards: stack number + body cleanly. */
  .layer { gap: 10px; padding: 24px 0; }
  .layer__num { font-size: 2.4rem; }
  .layer__body table { font-size: 11px; }
  .layer__body th, .layer__body td { padding: 8px 8px; }
}

@media (max-width: 480px) {
  /* Even tighter — the 7-button damage row needs all the space it can get. */
  .shell { padding: 0 12px; }
  .panel { padding: 12px; }
  .hero__title { font-size: clamp(1.9rem, 16vw, 3rem); }
  .hero__credit-tag, .hero__credit-meta { font-size: 9px; letter-spacing: 0.22em; }

  /* Damage levels: keep 7 cols but very tight padding so they fit. */
  .damage__levels { gap: 2px; }
  .damage__levels button { font-size: 9px; padding: 5px 0; }
  .damage__slider { height: 22px; }

  /* Tolerance log table: compact. */
  .damage-table th, .damage-table td { padding: 4px 6px; font-size: 10px; }

  /* Tattoo table: stacked layout — each row becomes a card. */
  .tattoo-table thead { display: none; }
  .tattoo-table tr {
    display: block;
    border-bottom: 1px solid var(--ink-4);
    padding: 8px 0;
  }
  .tattoo-table tr.rec {
    background: linear-gradient(90deg, rgba(196,30,38,0.16), rgba(196,30,38,0.04) 70%, transparent);
    padding-left: 10px;
  }
  .tattoo-table td {
    display: block;
    border: none;
    padding: 2px 4px;
  }
  .tattoo-table td:first-child { padding-bottom: 6px; }
  .tattoo-table td:nth-child(2)::before {
    content: "Module: ";
    color: var(--bone-3);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-size: 9px;
    margin-right: 4px;
  }
  .tattoo-table td:last-child::before {
    content: "Tattoo: ";
    color: var(--bone-3);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-size: 9px;
    margin-right: 4px;
  }

  /* Round-trip / verify list: tighter rows. */
  .check-list li { padding: 6px 8px; font-size: 11px; grid-template-columns: 18px 1fr; }

  /* Optimal callout: drop button into its own row, full-width. */
  .optimal-callout__head { flex-direction: column; align-items: stretch; }
  .optimal-callout__head .btn { width: 100%; }

  /* Site footer compact */
  .site-footer__links { gap: 14px; }
}