@font-face {
  font-family: "Noto Sans Phags Pa";
  src: url("../fonts/NotoSansPhagsPa-Regular.ttf") format("truetype");
  font-display: swap;
}

:root {
  --ink: #12100e;
  --ink-soft: #3a3530;
  --paper: #d9dde2;
  --paper-deep: #c4c9d0;
  --seal: #b83220;
  --seal-soft: #d46855;
  --slate: #4a5560;
  --line: rgba(18, 16, 14, 0.14);
  --font-display: "Bricolage Grotesque", "Avenir Next", sans-serif;
  --font-body: "Literata", "Palatino Linotype", serif;
  --font-script: "Noto Sans Phags Pa", "Noto Sans", sans-serif;
  --radius: 1px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --tx-accent: var(--seal);
  --tx-accent-deep: #8e2416;
  --tx-ink: var(--ink);
  --tx-ink-soft: var(--ink-soft);
  --tx-line: var(--line);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1.05rem;
  line-height: 1.55;
  background:
    radial-gradient(90% 60% at 0% 0%, #cfd6de 0%, transparent 55%),
    radial-gradient(70% 50% at 100% 10%, #d8cfc8 0%, transparent 48%),
    linear-gradient(165deg, #e2e6eb 0%, #d5dae1 50%, #cacfd7 100%);
  min-height: 100vh;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.28;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(18, 16, 14, 0.04) 0 1px, transparent 1.5px),
    radial-gradient(circle at 70% 60%, rgba(18, 16, 14, 0.035) 0 1px, transparent 1.5px);
  background-size: 18px 18px, 22px 22px;
  z-index: 0;
}

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

button,
input {
  font: inherit;
}

.wrap {
  width: min(1080px, calc(100% - 2rem));
  margin-inline: auto;
  position: relative;
  z-index: 1;
}

.hero {
  position: relative;
  min-height: min(90vh, 720px);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.2rem 0 3.2rem;
  overflow: hidden;
}

.hero-plane {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(120deg, rgba(18, 16, 14, 0.92) 0%, rgba(74, 85, 96, 0.55) 55%, rgba(184, 50, 32, 0.35) 100%);
}

.ink-bloom {
  position: absolute;
  width: 55%;
  height: 70%;
  left: -8%;
  top: 10%;
  background: radial-gradient(ellipse, rgba(184, 50, 32, 0.35), transparent 70%);
  animation: bloom 16s var(--ease) infinite alternate;
}

.scroll-ghost {
  position: absolute;
  right: 10%;
  top: 12%;
  writing-mode: vertical-lr;
  font-family: var(--font-script);
  font-size: clamp(4rem, 12vw, 8rem);
  color: rgba(232, 236, 240, 0.14);
  letter-spacing: 0.12em;
  animation: scroll-float 12s ease-in-out infinite alternate;
  font-feature-settings: normal;
}

@keyframes bloom {
  from { transform: scale(1) translate(0, 0); }
  to { transform: scale(1.12) translate(4%, 3%); }
}

@keyframes scroll-float {
  from { transform: translateY(0); opacity: 0.55; }
  to { transform: translateY(-3%); opacity: 0.9; }
}

.hero-stack {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 3.2rem;
}

.nav-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.nav-pills a {
  text-decoration: none;
  color: rgba(232, 236, 240, 0.9);
  border: 1px solid rgba(232, 236, 240, 0.28);
  padding: 0.38rem 0.7rem;
  font-size: 0.8rem;
  letter-spacing: 0.02em;
  font-family: var(--font-display);
  transition: background 0.2s, transform 0.15s;
}

.nav-pills a:hover {
  background: rgba(232, 236, 240, 0.1);
  transform: translateY(-1px);
}

.hero-copy {
  max-width: 34rem;
  color: #f0f2f4;
  animation: hero-in 0.85s var(--ease) both;
}

@keyframes hero-in {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: none; }
}

.brand {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.6rem, 8vw, 4.8rem);
  line-height: 0.98;
  letter-spacing: -0.035em;
  margin: 0 0 0.8rem;
}

.brand span {
  display: block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--seal-soft);
  margin-bottom: 0.55rem;
}

.lede {
  margin: 0 0 1.3rem;
  color: rgba(240, 242, 244, 0.88);
  font-size: 1.08rem;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  border: 1px solid transparent;
  padding: 0.68rem 1.1rem;
  cursor: pointer;
  font-family: var(--font-display);
  font-weight: 700;
  transition: transform 0.15s, background 0.2s;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: var(--seal);
  color: #fff8f5;
}

.btn-ghost {
  background: transparent;
  color: #f0f2f4;
  border-color: rgba(240, 242, 244, 0.4);
}

.btn-quiet {
  background: transparent;
  color: var(--ink-soft);
  border: 1px solid var(--line);
  padding: 0.45rem 0.75rem;
  font-size: 0.9rem;
}

section {
  padding: 3.2rem 0 2.4rem;
  position: relative;
  z-index: 1;
}

.section-head {
  max-width: 40rem;
  margin-bottom: 1.5rem;
}

.section-head h2 {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3.4vw, 2.4rem);
  margin: 0 0 0.4rem;
  letter-spacing: -0.02em;
}

.section-head p {
  margin: 0;
  color: var(--ink-soft);
}

.principle-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr));
  gap: 0.85rem;
}

.principle-card {
  border: 1px solid var(--line);
  background: color-mix(in srgb, #fff 45%, transparent);
  padding: 1.1rem 1.15rem;
  transition: transform 0.2s var(--ease), border-color 0.2s;
}

.principle-card:hover {
  transform: translateY(-3px);
  border-color: color-mix(in srgb, var(--seal) 40%, var(--line));
}

.principle-card h3 {
  margin: 0 0 0.35rem;
  font-family: var(--font-display);
  font-size: 1.15rem;
}

.principle-card p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.model-rail {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(7.5rem, 1fr));
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.model-chip {
  appearance: none;
  border: 1px solid var(--line);
  background: color-mix(in srgb, #fff 50%, transparent);
  padding: 0.7rem 0.5rem;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.35rem;
  transition: border-color 0.15s, transform 0.15s;
}

.model-chip:hover {
  transform: translateY(-2px);
  border-color: var(--seal);
}

.model-chip[aria-current="true"] {
  border-color: var(--seal);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--seal) 35%, transparent);
}

.model-chip .g {
  font-family: var(--font-script);
  writing-mode: vertical-lr;
  font-size: 1.7rem;
  min-height: 3.2rem;
  color: var(--ink);
  font-feature-settings: normal;
  letter-spacing: 0;
}

.model-chip .t {
  font-family: var(--font-display);
  font-size: 0.78rem;
  color: var(--ink-soft);
}

.model-stage {
  border: 1px solid var(--line);
  background: color-mix(in srgb, #fff 55%, transparent);
  padding: 1.4rem;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.4rem;
  align-items: start;
  min-height: 12rem;
  animation: stage-in 0.45s var(--ease) both;
}

@keyframes stage-in {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: none; }
}

.model-glyph {
  font-family: var(--font-script);
  writing-mode: vertical-lr;
  text-orientation: mixed;
  font-size: clamp(3.2rem, 8vw, 4.8rem);
  line-height: 1.15;
  color: var(--ink);
  font-feature-settings: normal;
  letter-spacing: 0;
  padding: 0.5rem 0.65rem;
  background:
    linear-gradient(180deg, transparent, color-mix(in srgb, var(--seal) 8%, transparent));
  min-height: 8rem;
}

.model-meta h3 {
  margin: 0 0 0.35rem;
  font-family: var(--font-display);
  font-size: 1.5rem;
}

.model-meta p {
  margin: 0 0 0.75rem;
  color: var(--ink-soft);
}

.model-meta .latin {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--seal);
}

@media (max-width: 640px) {
  .model-stage {
    grid-template-columns: 1fr;
  }
}

.studio-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  align-items: center;
  margin-bottom: 1rem;
}

.brush-picks {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.brush-btn {
  appearance: none;
  border: 1px solid var(--line);
  background: transparent;
  padding: 0.45rem 0.8rem;
  cursor: pointer;
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--ink-soft);
}

.brush-btn[aria-pressed="true"] {
  background: var(--ink);
  color: #f0f2f4;
  border-color: var(--ink);
}

.ink-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--ink-soft);
  font-size: 0.92rem;
}

.studio-layout {
  display: grid;
  grid-template-columns: minmax(0, 420px) minmax(0, 1fr);
  gap: 1.25rem;
  align-items: start;
}

@media (max-width: 820px) {
  .studio-layout {
    grid-template-columns: 1fr;
  }
}

.scroll-frame {
  position: relative;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, #eceff3 0%, #dfe3e8 100%);
  box-shadow: inset 0 0 40px rgba(18, 16, 14, 0.04);
  width: min(100%, 420px);
  margin-inline: auto;
  aspect-ratio: 420 / 720;
  max-height: 78vh;
  touch-action: none;
  overflow: hidden;
}

#ink-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  cursor: crosshair;
  z-index: 2;
}

.ghost-layer {
  position: absolute;
  inset: 8% 18%;
  writing-mode: vertical-lr;
  text-orientation: mixed;
  font-family: var(--font-script);
  font-size: clamp(2.8rem, 10vw, 4.2rem);
  line-height: 1.2;
  color: rgba(18, 16, 14, 0.12);
  font-feature-settings: normal;
  letter-spacing: 0;
  pointer-events: none;
  z-index: 1;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  white-space: pre;
  transition: opacity 0.25s;
}

.ghost-layer.is-hidden {
  opacity: 0;
}

.studio-side {
  border: 1px solid var(--line);
  background: color-mix(in srgb, #fff 48%, transparent);
  padding: 1.15rem 1.2rem;
}

.studio-side h3 {
  margin: 0 0 0.4rem;
  font-family: var(--font-display);
}

.studio-side p {
  margin: 0 0 0.85rem;
  color: var(--ink-soft);
}

.pressure-meter {
  display: grid;
  gap: 0.35rem;
  margin-bottom: 0.85rem;
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-soft);
  font-family: var(--font-display);
}

.meter-track {
  height: 6px;
  background: color-mix(in srgb, var(--ink) 10%, transparent);
  position: relative;
}

.meter-track i {
  position: absolute;
  inset: 0 auto 0 0;
  width: 12%;
  background: var(--seal);
  transition: width 0.08s linear;
}

.studio-hint {
  font-size: 0.9rem !important;
}

#referans .tx-module {
  --font-script: "Noto Sans Phags Pa", sans-serif;
  --font-mani: "Noto Sans Phags Pa", sans-serif;
}

.tx-actions {
  margin-top: 1rem;
}

.site-foot {
  padding: 2rem 0 3rem;
  color: var(--ink-soft);
  font-size: 0.9rem;
  position: relative;
  z-index: 1;
}

.site-foot a {
  color: var(--seal);
}