/* mioroute.com — v0.1 quiet room */
:root {
  color-scheme: light;
  --milk: #f7f4ee;
  --paper: #fffaf2;
  --mist: #e8eceb;
  --water-50: #edf4f4;
  --water-100: #d9e6e8;
  --water-300: #9fb8bd;
  --water-500: #5f7f88;
  --ink: #182024;
  --ink-soft: #465359;
  --muted: #7b878a;
  --hairline: rgba(24, 32, 36, 0.13);
  --lamp: #d8a95f;
  --lamp-soft: rgba(216, 169, 95, 0.22);
  --shadow-water: rgba(44, 69, 76, 0.12);
  --font-sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans CJK JP", "Noto Sans SC", "Segoe UI", sans-serif;
  --font-serif: ui-serif, "Hiragino Mincho ProN", "Yu Mincho", "Noto Serif CJK JP", Georgia, serif;
  --font-mono: "SF Mono", "Geist Mono", ui-monospace, Menlo, Consolas, monospace;
  --ease-quiet: cubic-bezier(.2, .7, .2, 1);
}

* { box-sizing: border-box; }

html { min-height: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100%;
  font-family: var(--font-sans);
  color: var(--ink);
  background:
    radial-gradient(circle at 84% 12%, rgba(216, 169, 95, .18), transparent 24rem),
    radial-gradient(circle at 16% 82%, rgba(159, 184, 189, .32), transparent 30rem),
    linear-gradient(180deg, var(--paper), var(--milk) 54%, var(--water-50));
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(24,32,36,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(24,32,36,.025) 1px, transparent 1px);
  background-size: 92px 92px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,.22), transparent 72%);
}

body::after {
  content: "";
  position: fixed;
  left: -8vw;
  right: -8vw;
  bottom: 15vh;
  height: 1px;
  pointer-events: none;
  background: linear-gradient(90deg, transparent, rgba(95,127,136,.42), rgba(216,169,95,.3), transparent);
  transform: rotate(-1.2deg);
}

a { color: inherit; text-decoration: none; }

a:focus-visible, button:focus-visible {
  outline: 2px solid rgba(95,127,136,.65);
  outline-offset: 4px;
}

.shell {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  position: relative;
}

.site-header {
  min-height: 88px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  font-size: 13px;
  color: var(--ink-soft);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  letter-spacing: .02em;
  color: var(--ink);
  font-weight: 500;
}

.brand-mark {
  width: 30px;
  height: 30px;
  border: 1px solid var(--hairline);
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: rgba(255,250,242,.62);
  box-shadow: 0 10px 34px var(--shadow-water);
}

.brand-mark::before {
  content: "";
  width: 12px;
  height: 1px;
  background: var(--water-500);
  box-shadow: 5px 5px 0 rgba(216,169,95,.62), -3px -5px 0 rgba(159,184,189,.8);
  transform: rotate(-18deg);
}

.nav {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.nav a {
  color: var(--muted);
  transition: color 420ms var(--ease-quiet), transform 420ms var(--ease-quiet);
}

.nav a:hover { color: var(--ink); transform: translateY(-1px); }

.hero {
  min-height: min(780px, calc(100vh - 88px));
  display: grid;
  grid-template-columns: minmax(0, 1fr) 330px;
  gap: clamp(28px, 5vw, 72px);
  align-items: center;
  padding: 24px 0 78px;
}

.route-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--water-500);
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.route-label::before {
  content: "";
  width: 46px;
  height: 1px;
  background: var(--water-300);
}

h1 {
  margin: 24px 0 0;
  font-size: clamp(3.2rem, 9vw, 7.8rem);
  line-height: .84;
  letter-spacing: -.075em;
  font-weight: 500;
  color: rgba(24,32,36,.94);
}

.jp-name {
  display: block;
  font-weight: 360;
  letter-spacing: -.12em;
  color: rgba(24,32,36,.93);
}

.tagline {
  margin: 34px 0 0;
  max-width: 720px;
  font-family: var(--font-serif);
  font-size: clamp(1.7rem, 3.2vw, 3.2rem);
  line-height: 1.22;
  letter-spacing: -.04em;
}

.subcopy {
  margin: 24px 0 0;
  max-width: 620px;
  color: var(--ink-soft);
  font-size: clamp(1rem, 1.4vw, 1.16rem);
  line-height: 1.85;
}

.hero-actions {
  margin-top: 38px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.button {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  border: 1px solid var(--hairline);
  border-radius: 999px;
  padding: 12px 17px;
  background: rgba(255,250,242,.58);
  color: var(--ink);
  box-shadow: 0 14px 38px rgba(44,69,76,.08);
  transition: transform 420ms var(--ease-quiet), background 420ms var(--ease-quiet), border-color 420ms var(--ease-quiet);
}

.button:hover {
  transform: translateY(-2px);
  background: rgba(255,250,242,.84);
  border-color: rgba(95,127,136,.34);
}

.button.secondary { color: var(--ink-soft); background: transparent; box-shadow: none; }

.room-card {
  position: relative;
  border: 1px solid var(--hairline);
  border-radius: 28px;
  padding: 24px;
  background: linear-gradient(180deg, rgba(255,250,242,.72), rgba(237,244,244,.42));
  box-shadow: 0 24px 80px rgba(44,69,76,.10);
  backdrop-filter: blur(12px);
}

.room-card::before {
  content: "";
  position: absolute;
  inset: 14px;
  border: 1px solid rgba(255,255,255,.44);
  border-radius: 20px;
  pointer-events: none;
}

.card-time {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--muted);
  letter-spacing: .08em;
}

.card-title {
  margin-top: 52px;
  font-size: 20px;
  line-height: 1.35;
  letter-spacing: -.02em;
}

.card-note {
  margin-top: 18px;
  color: var(--ink-soft);
  line-height: 1.86;
  font-size: 15px;
}

.card-line {
  margin-top: 38px;
  height: 1px;
  background: linear-gradient(90deg, var(--water-300), transparent);
}

.card-state {
  margin-top: 15px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--water-500);
  display: flex;
  justify-content: space-between;
  gap: 14px;
}

.section {
  padding: 90px 0;
  border-top: 1px solid var(--hairline);
}

.section-header {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 40px;
  align-items: start;
  margin-bottom: 34px;
}

.section-kicker {
  font-family: var(--font-mono);
  color: var(--water-500);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .18em;
}

.section h2 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 4.3rem);
  line-height: .98;
  letter-spacing: -.07em;
  font-weight: 480;
}

.section-copy {
  margin: 18px 0 0;
  color: var(--ink-soft);
  max-width: 690px;
  line-height: 1.85;
}

.doors {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
}

.door {
  min-height: 178px;
  border: 1px solid var(--hairline);
  border-radius: 22px;
  padding: 18px;
  background: rgba(255,250,242,.42);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: transform 520ms var(--ease-quiet), background 520ms var(--ease-quiet), border-color 520ms var(--ease-quiet);
}

.door:hover {
  transform: translateY(-4px);
  background: rgba(255,250,242,.72);
  border-color: rgba(95,127,136,.34);
}

.door small {
  font-family: var(--font-mono);
  color: var(--muted);
  font-size: 11px;
}

.door strong {
  display: block;
  font-size: 22px;
  letter-spacing: -.04em;
  margin-bottom: 8px;
  font-weight: 500;
}

.door span {
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 1.55;
}

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

.note-block {
  border: 1px solid var(--hairline);
  border-radius: 22px;
  padding: 22px;
  background: rgba(237,244,244,.34);
}

.note-block h3 {
  margin: 0 0 12px;
  font-size: 18px;
  letter-spacing: -.03em;
  font-weight: 530;
}

.note-block p, .note-block li {
  color: var(--ink-soft);
  line-height: 1.75;
  font-size: 14px;
}

.note-block ul { margin: 0; padding-left: 18px; }

.footer {
  padding: 42px 0 54px;
  color: var(--muted);
  font-size: 13px;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  border-top: 1px solid var(--hairline);
}

.footer code {
  font-family: var(--font-mono);
  color: var(--water-500);
  font-size: 12px;
}

.page-main {
  padding: 80px 0 110px;
}

.page-title {
  max-width: 820px;
  margin: 0;
  font-size: clamp(2.6rem, 7vw, 6.4rem);
  line-height: .9;
  letter-spacing: -.08em;
  font-weight: 500;
}

.page-lead {
  max-width: 760px;
  margin: 30px 0 0;
  font-family: var(--font-serif);
  font-size: clamp(1.4rem, 2.3vw, 2.4rem);
  line-height: 1.35;
}

.page-body {
  margin-top: 54px;
  display: grid;
  grid-template-columns: 240px minmax(0, 740px);
  gap: 42px;
}

.page-body aside {
  font-family: var(--font-mono);
  color: var(--water-500);
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.page-body article {
  color: var(--ink-soft);
  line-height: 1.9;
  font-size: 16px;
}

.page-body article h2 {
  color: var(--ink);
  font-size: 26px;
  letter-spacing: -.04em;
  margin: 38px 0 12px;
}

.page-body article a {
  border-bottom: 1px solid rgba(95,127,136,.36);
}

.note-list {
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.note-list li {
  margin: 0;
}

.note-row {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  width: 100%;
  gap: 0;
  padding: 21px 22px 22px;
  border: 1px solid var(--hairline) !important;
  border-radius: 18px;
  background: rgba(255,250,242,.42);
  transition: transform 420ms var(--ease-quiet), background 420ms var(--ease-quiet), border-color 420ms var(--ease-quiet);
}

.note-row:hover {
  transform: translateY(-2px);
  background: rgba(255,250,242,.72);
  border-color: rgba(95,127,136,.34) !important;
}

.note-row strong {
  display: block;
  color: var(--ink);
  font-size: 18px;
  line-height: 1.28;
  letter-spacing: -.03em;
  font-weight: 530;
}

.note-row span {
  display: block;
  margin-top: 10px;
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.62;
}

.back-link {
  display: inline-flex;
  margin-bottom: 34px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--water-500);
  letter-spacing: .08em;
}

.note-document {
  max-width: 820px;
  margin-top: 30px;
  padding: clamp(24px, 4vw, 44px);
  border: 1px solid var(--hairline);
  border-radius: 28px;
  background: rgba(255,250,242,.56);
  color: var(--ink-soft);
  line-height: 1.86;
}

.note-document h1,
.note-document h2,
.note-document h3 {
  color: var(--ink);
  letter-spacing: -.04em;
}

.note-document h1 {
  margin: 0 0 24px;
  font-size: clamp(2.2rem, 5vw, 4.6rem);
  line-height: .95;
}

.note-document h2 {
  margin: 42px 0 14px;
  font-size: clamp(1.55rem, 2.8vw, 2.4rem);
}

.note-document h3 {
  margin: 28px 0 10px;
  font-size: 1.2rem;
}

.note-document ul {
  padding-left: 20px;
}

.note-document li {
  margin: 8px 0;
}

.note-document pre {
  overflow-x: auto;
  padding: 18px;
  border-radius: 16px;
  border: 1px solid var(--hairline);
  background: rgba(237,244,244,.52);
}

.note-document code {
  font-family: var(--font-mono);
  font-size: .92em;
  color: var(--water-500);
}

@media (max-width: 900px) {
  .hero,
  .section-header,
  .page-body {
    grid-template-columns: 1fr;
  }

  .hero { min-height: auto; padding-top: 34px; }
  .room-card { max-width: 420px; }
  .doors { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .two-col { grid-template-columns: 1fr; }
}

@media (max-width: 620px) {
  .shell { width: min(100% - 28px, 1120px); }
  .site-header { align-items: flex-start; flex-direction: column; padding: 18px 0; }
  .nav { justify-content: flex-start; gap: 13px; }
  h1 { font-size: clamp(3.6rem, 21vw, 5.8rem); }
  .doors { grid-template-columns: 1fr; }
  .footer { flex-direction: column; }
  .section { padding: 64px 0; }
}

@media (prefers-reduced-motion: reduce) {
  *, html { scroll-behavior: auto !important; transition: none !important; animation: none !important; }
}