/* ============================================================
   TOKENS
   ============================================================ */
:root {
  --cream:     #FAFAF6;
  --ecru:      #F5F1E8;
  --stone:     #EDEAE2;
  --white:     #FFFFFF;
  --ink:       #1C1916;
  --ink-2:     #4A4540;
  --ink-3:     #8A857D;
  --ink-4:     #B8B3AB;
  --green:     #2A3D30;
  --bdx:       #6B1E31;
  --bdx-2:     #8B2E45;
  --amber:     #8C6030;
  --border:    #DDD8CF;
  --border-lt: #EDEAE2;

  --serif:   'Noto Serif JP', 'YuMincho', Georgia, serif;
  --sans:    'Noto Sans JP', 'Hiragino Kaku Gothic ProN', sans-serif;
  --display: 'Cormorant Garamond', var(--serif);

  --pad:      120px;
  --wrap:     1080px;
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --hd-h:     68px;
}

/* ============================================================
   RESET
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  background: var(--cream);
  color: var(--ink);
  font-family: var(--sans);
  font-weight: 400;
  line-height: 1.85;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
h1, h2, h3, h4 { font-family: var(--serif); font-weight: 400; line-height: 1.45; letter-spacing: 0.025em; }
#home-hero h1   { font-weight: 300; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
hr { border: none; }
img { max-width: 100%; display: block; }

/* ============================================================
   LAYOUT
   ============================================================ */
.in {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 60px;
}
.sec        { padding: var(--pad) 0; }
.sec-cream  { background: var(--cream); }
.sec-ecru   { background: var(--ecru); }
.sec-stone  { background: var(--stone); }
.sec-green  { background: var(--green); }
.sec-ink    { background: var(--ink); }

/* ============================================================
   TYPOGRAPHY
   ============================================================ */
.eyebrow {
  display: block;
  font-family: var(--sans);
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 0.32em;
  color: var(--ink-3);
  text-transform: uppercase;
  margin-bottom: 20px;
}
.sec-green .eyebrow,
.sec-ink .eyebrow { color: rgba(245,241,232,0.35); }

h2 { font-size: clamp(22px, 2.8vw, 36px); color: var(--ink); margin-bottom: 32px; }
.sec-green h2,
.sec-ink h2 { color: rgba(245,241,232,0.9); }

.prose { display: flex; flex-direction: column; gap: 20px; }
.prose p { font-size: 15.5px; color: var(--ink-2); line-height: 1.9; }
.prose-light p { color: rgba(245,241,232,0.62); }

.sec-head { margin-bottom: 64px; }
.sec-head .sec-lead {
  font-size: 15px;
  color: var(--ink-2);
  line-height: 1.85;
  max-width: 580px;
  margin-top: 14px;
}

/* ============================================================
   BUTTONS & LINKS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 36px;
  font-family: var(--sans);
  font-size: 12.5px;
  font-weight: 400;
  letter-spacing: 0.09em;
  border-radius: 2px;
  cursor: pointer;
  transition: all 0.26s;
  white-space: nowrap;
  border: none;
  text-decoration: none;
}
.btn-bdx    { background: var(--bdx); color: #fff; }
.btn-bdx:hover { background: var(--bdx-2); }
.btn-outline { background: transparent; color: var(--ink-2); border: 1px solid var(--border); }
.btn-outline:hover { border-color: var(--ink-3); color: var(--ink); }
.btn-ghost-light {
  background: transparent;
  color: rgba(245,241,232,0.7);
  border: 1px solid rgba(245,241,232,0.22);
}
.btn-ghost-light:hover { border-color: rgba(245,241,232,0.55); color: rgba(245,241,232,0.92); }

.link-arr {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--ink-2);
  transition: color 0.2s;
}
.link-arr .arr { transition: transform 0.2s; display: inline-block; }
.link-arr:hover { color: var(--bdx); }
.link-arr:hover .arr { transform: translateX(3px); }
.sec-green .link-arr { color: rgba(245,241,232,0.55); }
.sec-green .link-arr:hover { color: rgba(245,241,232,0.88); }

/* ============================================================
   HEADER
   ============================================================ */
#hd {
  position: fixed;
  inset: 0 0 auto;
  z-index: 900;
  height: var(--hd-h);
  transition: background 0.4s, box-shadow 0.4s;
}
#hd.solid {
  background: rgba(250,250,246,0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 var(--border-lt);
}
.hd-in {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 60px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.hd-logo {
  font-family: var(--display);
  font-size: 18px;
  font-style: italic;
  color: var(--ink);
  letter-spacing: 0.03em;
  flex-shrink: 0;
}
.hd-nav ul {
  display: flex;
  align-items: center;
  gap: 20px;
}
.hd-nav a {
  font-size: 11px;
  letter-spacing: 0.07em;
  color: var(--ink-2);
  transition: color 0.2s;
}
.hd-nav a:hover,
.hd-nav a.active { color: var(--ink); }
.hd-cta { color: var(--bdx) !important; font-weight: 400 !important; }
.hd-cta:hover { color: var(--bdx-2) !important; }

.burger {
  display: none;
  flex-direction: column;
  gap: 7px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  z-index: 1010;
}
.burger span {
  display: block;
  width: 22px;
  height: 1px;
  background: var(--ink);
  transition: all 0.3s var(--ease-out);
  transform-origin: center;
}
.burger.open span:nth-child(1) { transform: translateY(4px) rotate(45deg); }
.burger.open span:nth-child(2) { transform: translateY(-4px) rotate(-45deg); }

/* ============================================================
   FOOTER
   ============================================================ */
#ft {
  background: var(--ink);
  color: rgba(245,241,232,0.5);
  padding: 72px 0 40px;
}
.ft-in {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 60px;
}
.ft-top {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 60px;
  padding-bottom: 52px;
  margin-bottom: 36px;
  border-bottom: 1px solid rgba(245,241,232,0.07);
}
.ft-logo {
  font-family: var(--display);
  font-size: 17px;
  font-style: italic;
  color: rgba(245,241,232,0.78);
  letter-spacing: 0.03em;
  display: block;
  margin-bottom: 14px;
}
.ft-tagline { font-size: 12px; color: rgba(245,241,232,0.32); line-height: 1.9; }
.ft-nav-groups {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}
.ft-nav-group h4 {
  font-family: var(--sans);
  font-size: 9px;
  font-weight: 400;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: rgba(245,241,232,0.25);
  margin-bottom: 14px;
}
.ft-nav-group ul li { margin-bottom: 10px; }
.ft-nav-group a { font-size: 12px; color: rgba(245,241,232,0.42); transition: color 0.2s; }
.ft-nav-group a:hover { color: rgba(245,241,232,0.78); }
.ft-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11px;
  flex-wrap: wrap;
  gap: 10px;
}
.ft-bottom div { display: flex; gap: 20px; }
.ft-bottom a { color: rgba(245,241,232,0.28); transition: color 0.2s; }
.ft-bottom a:hover { color: rgba(245,241,232,0.58); }

/* ============================================================
   PAGE HERO (inner pages)
   ============================================================ */
.page-hero {
  padding: calc(var(--hd-h) + 72px) 0 72px;
  background: var(--ecru);
  border-bottom: 1px solid var(--border-lt);
}
.page-hero h1 {
  font-size: clamp(26px, 3.2vw, 44px);
  font-weight: 400;
  color: var(--ink);
  line-height: 1.4;
}
.page-hero .ph-lead {
  margin-top: 18px;
  font-size: 15px;
  color: var(--ink-2);
  line-height: 1.85;
  max-width: 600px;
}

/* ============================================================
   HOME HERO
   ============================================================ */
#home-hero {
  min-height: 100svh;
  background: var(--ecru);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: calc(var(--hd-h) + 80px) 60px 96px;
  position: relative;
}
.home-hero-in {
  max-width: 820px;
  text-align: center;
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 1.2s var(--ease-out), transform 1.2s var(--ease-out);
}
.home-hero-in.visible { opacity: 1; transform: none; }
.hero-kicker {
  display: block;
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--ink-3);
  margin-bottom: 48px;
}
#home-hero h1 {
  font-size: clamp(36px, 6vw, 84px);
  font-weight: 300;
  line-height: 1.25;
  letter-spacing: 0.01em;
  color: var(--ink);
}
.hero-rule {
  width: 28px;
  border-top: 1px solid var(--ink-3);
  margin: 36px auto;
  opacity: 0.28;
}
.hero-sub {
  font-family: var(--serif);
  font-size: clamp(15px, 1.5vw, 18px);
  font-weight: 400;
  color: var(--ink-2);
  line-height: 1.9;
  letter-spacing: 0.03em;
  margin-bottom: 10px;
}
.hero-desc {
  font-size: 13.5px;
  color: var(--ink-3);
  letter-spacing: 0.04em;
  margin-bottom: 52px;
}
.hero-ctas {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  flex-wrap: wrap;
}
.hero-scroll {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--ink-3);
  font-size: 8px;
  letter-spacing: 0.32em;
  text-transform: uppercase;
}
.hs-track {
  width: 1px; height: 40px;
  background: rgba(138,133,125,0.2);
  position: relative;
  overflow: hidden;
  order: -1;
}
.hs-runner {
  position: absolute;
  inset: 0;
  background: var(--ink-3);
  animation: runDown 2.4s var(--ease-out) infinite 2s;
}
@keyframes runDown {
  0%   { transform: translateY(-100%); }
  45%  { transform: translateY(0%); }
  100% { transform: translateY(110%); }
}

/* ============================================================
   HOME: WHAT IS
   ============================================================ */
.what-grid {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 80px;
  align-items: start;
}
.what-keywords { margin-top: 36px; }
.what-kw {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--border-lt);
  align-items: baseline;
}
.what-kw:first-child { border-top: 1px solid var(--border-lt); }
.what-kw em {
  font-family: var(--display);
  font-style: italic;
  font-size: 11px;
  color: var(--ink-3);
  letter-spacing: 0.08em;
}
.what-kw span { font-size: 14px; color: var(--ink-2); line-height: 1.8; }
.what-aside {
  padding: 40px 36px;
  background: var(--stone);
  border: 1px solid var(--border);
  border-left: 2px solid var(--bdx);
}
.what-aside-lbl {
  font-size: 9px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 20px;
  display: block;
}
.what-q {
  font-family: var(--serif);
  font-size: 14.5px;
  font-weight: 400;
  color: var(--ink);
  line-height: 1.7;
  padding: 14px 0;
  border-bottom: 1px solid var(--border-lt);
}
.what-q:last-child { border-bottom: none; padding-bottom: 0; }
.what-q:first-of-type { padding-top: 0; }

/* ============================================================
   HOME: WHY NOW
   ============================================================ */
.why-layout {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 80px;
  align-items: start;
}
.why-body h2 { margin-bottom: 12px; }
.why-intro { font-size: 15px; color: var(--ink-2); line-height: 1.85; margin-bottom: 36px; }
.why-pts { display: flex; flex-direction: column; }
.why-pt {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 14px;
  padding: 18px 0;
  border-bottom: 1px solid var(--border-lt);
  align-items: baseline;
}
.why-pt:first-child { border-top: 1px solid var(--border-lt); }
.why-n {
  font-family: var(--display);
  font-style: italic;
  font-size: 12px;
  color: var(--bdx);
  opacity: 0.5;
}
.why-text { font-size: 14.5px; color: var(--ink-2); line-height: 1.9; }

/* ============================================================
   HOME: SCENES
   ============================================================ */
.scenes-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border-lt);
}
.scene-card {
  background: var(--ecru);
  padding: 36px 28px 40px;
  display: block;
  transition: background 0.22s;
}
.scene-card:hover { background: var(--stone); }
.scene-n {
  font-family: var(--display);
  font-style: italic;
  font-size: 11px;
  color: var(--ink-3);
  letter-spacing: 0.08em;
  margin-bottom: 18px;
  display: block;
}
.scene-card h3 {
  font-size: 15.5px;
  font-weight: 400;
  color: var(--bdx);
  margin-bottom: 12px;
  line-height: 1.4;
}
.scene-card p { font-size: 13px; color: var(--ink-2); line-height: 1.95; }

/* ============================================================
   HOME: STORY PREVIEW
   ============================================================ */
.story-prev { max-width: 720px; }
.story-prev h2 { margin-bottom: 24px; }
.story-status {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 44px;
  font-size: 12.5px;
  color: rgba(245,241,232,0.45);
}
.st-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: #6CB87A;
  flex-shrink: 0;
  box-shadow: 0 0 0 3px rgba(108,184,122,0.18);
}

/* ============================================================
   HOME: JOURNAL PREVIEW
   ============================================================ */
.jprev-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border-lt);
  margin-bottom: 48px;
}
.jprev-card {
  background: var(--cream);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  transition: background 0.2s;
}
.jprev-card:hover { background: var(--ecru); }
.jprev-cat {
  font-size: 9px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--bdx);
  margin-bottom: 14px;
  display: block;
}
.jprev-card h3 {
  font-family: var(--serif);
  font-size: 15px;
  font-weight: 300;
  color: var(--ink);
  line-height: 1.65;
  flex: 1;
  margin-bottom: 16px;
}
.jprev-date { font-size: 11px; color: var(--ink-3); }

/* ============================================================
   HOME: TWO PERSPECTIVES
   ============================================================ */
.two-sides {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--border-lt);
}
.side-col {
  background: var(--cream);
  padding: 44px 40px;
}
.side-col--customer { border-top: 3px solid var(--bdx); }
.side-col--seller   { border-top: 3px solid var(--green); }
.side-label {
  display: block;
  font-size: 9px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.side-col--customer .side-label { color: var(--bdx); }
.side-col--seller   .side-label { color: var(--green); }
.side-col h3 {
  font-size: clamp(16px, 1.55vw, 20px);
  font-weight: 300;
  color: var(--ink);
  margin-bottom: 16px;
  line-height: 1.5;
}
.side-col p {
  font-size: 14.5px;
  color: var(--ink-2);
  line-height: 1.85;
  margin-bottom: 20px;
}
.side-pts { display: flex; flex-direction: column; }
.side-pts li {
  font-size: 13.5px;
  color: var(--ink-2);
  padding: 10px 0;
  border-bottom: 1px solid var(--border-lt);
  line-height: 1.8;
  display: flex;
  gap: 10px;
  align-items: baseline;
}
.side-pts li::before { content: '—'; color: var(--ink-4); flex-shrink: 0; font-size: 11px; }
.side-pts li:first-child { border-top: 1px solid var(--border-lt); }

/* ============================================================
   HOME: UI DEMO
   ============================================================ */
.ui-demo-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  align-items: start;
}
.mock-device {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
  box-shadow: 0 4px 28px rgba(0,0,0,0.07);
}
.mock-device-header {
  background: var(--ink);
  padding: 18px 22px 14px;
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.mock-device-title {
  font-family: var(--display);
  font-style: italic;
  font-size: 15px;
  color: rgba(245,241,232,0.88);
  letter-spacing: 0.03em;
}
.mock-device-sub { font-size: 11px; color: rgba(245,241,232,0.38); letter-spacing: 0.05em; }
.mock-tabs {
  display: flex;
  background: var(--stone);
  border-bottom: 1px solid var(--border);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.mock-tab {
  font-size: 11px;
  padding: 9px 14px;
  color: var(--ink-3);
  white-space: nowrap;
  cursor: default;
  letter-spacing: 0.04em;
  border-bottom: 2px solid transparent;
  flex-shrink: 0;
}
.mock-tab--active {
  color: var(--bdx);
  border-bottom-color: var(--bdx);
  background: var(--cream);
}
.mock-cards { display: flex; flex-direction: column; }
.mock-wine-card {
  padding: 14px 20px;
  border-bottom: 1px solid var(--border-lt);
}
.mock-wine-card:last-child { border-bottom: none; }
.mock-wine-badge {
  display: inline-block;
  font-size: 9px;
  padding: 2px 7px;
  border-radius: 2px;
  background: rgba(107,30,49,0.08);
  color: var(--bdx);
  letter-spacing: 0.08em;
  margin-bottom: 5px;
}
.mock-wine-badge--event { background: rgba(42,61,48,0.08); color: var(--green); }
.mock-wine-badge--gift  { background: rgba(140,96,48,0.08); color: var(--amber); }
.mock-wine-name { font-family: var(--serif); font-size: 14px; color: var(--ink); line-height: 1.45; margin-bottom: 3px; }
.mock-wine-meta { font-size: 11px; color: var(--ink-3); margin-bottom: 2px; }
.mock-wine-date { font-size: 11px; color: var(--ink-3); margin-bottom: 3px; }
.mock-wine-memo {
  font-size: 12px;
  color: var(--ink-2);
  font-style: italic;
  padding-top: 5px;
  border-top: 1px solid var(--border-lt);
  margin-top: 4px;
  line-height: 1.7;
}
.mock-mgmt { display: flex; flex-direction: column; }
.mock-mgmt-row {
  display: grid;
  grid-template-columns: 96px 1fr;
  gap: 10px;
  padding: 11px 20px;
  border-bottom: 1px solid var(--border-lt);
  align-items: baseline;
}
.mock-mgmt-row:last-child { border-bottom: none; }
.mock-mgmt-label { font-size: 10px; color: var(--ink-3); letter-spacing: 0.04em; line-height: 1.7; }
.mock-mgmt-value { font-size: 13px; color: var(--ink-2); line-height: 1.7; display: flex; align-items: center; gap: 7px; flex-wrap: wrap; }
.mock-mgmt-memo  { font-size: 12px; font-style: italic; color: var(--ink-2); }
.mock-status {
  font-style: normal;
  font-size: 9px;
  padding: 2px 7px;
  border-radius: 2px;
  letter-spacing: 0.08em;
}
.mock-status--done { background: rgba(42,61,48,0.08); color: var(--green); }

/* ============================================================
   ABOUT PAGE: TWIN ASIDE
   ============================================================ */
.about-twin-aside { display: flex; flex-direction: column; }
.twin-panel {
  padding: 28px 32px;
  background: var(--stone);
  border: 1px solid var(--border);
}
.twin-panel:first-child { border-bottom: none; border-left: 3px solid var(--bdx); }
.twin-panel:last-child  { border-left: 3px solid var(--green); }
.twin-panel .what-q { font-size: 13.5px; padding: 9px 0; }

/* ============================================================
   ABOUT PAGE
   ============================================================ */
.about-intro-grid {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 80px;
  align-items: start;
}
.concept-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border-lt);
}
.concept-card {
  background: var(--cream);
  padding: 36px 28px;
}
.concept-n {
  font-family: var(--display);
  font-style: italic;
  font-size: 12px;
  color: var(--ink-3);
  display: block;
  margin-bottom: 14px;
}
.concept-card h3 { font-size: 15.5px; font-weight: 300; margin-bottom: 12px; color: var(--ink); }
.concept-card p { font-size: 13.5px; color: var(--ink-2); line-height: 1.95; }

.not-just-wrap {
  padding: 64px;
  background: var(--stone);
  border: 1px solid var(--border);
}
.not-just-wrap h2 { margin-bottom: 36px; }
.not-just-cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  background: var(--border-lt);
}
.njc {
  background: var(--stone);
  padding: 32px;
}
.njc h3 {
  font-family: var(--sans);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-3);
  font-weight: 400;
  margin-bottom: 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}
.njc p { font-size: 14px; color: var(--ink-2); line-height: 2; }

.phil-block { max-width: 640px; }
.phil-block h2 { margin-bottom: 40px; }
.phil-list { display: flex; flex-direction: column; gap: 0; }
.phil-item {
  padding: 28px 0;
  border-bottom: 1px solid var(--border-lt);
}
.phil-item:first-child { border-top: 1px solid var(--border-lt); }
.phil-item h3 { font-size: 17px; font-weight: 300; margin-bottom: 10px; color: var(--ink); }
.phil-item p { font-size: 14.5px; color: var(--ink-2); line-height: 2; }

/* ============================================================
   STORY PAGE
   ============================================================ */
.story-narrative {
  max-width: 720px;
  display: flex;
  flex-direction: column;
  gap: 0;
}
.story-chapter {
  padding: 64px 0;
  border-bottom: 1px solid var(--border-lt);
}
.story-chapter:first-child { padding-top: 0; }
.story-chapter:last-child { border-bottom: none; }
.story-chapter h2 { margin-bottom: 24px; }

.amenita-card {
  display: flex;
  align-items: baseline;
  gap: 20px;
  padding: 24px 28px;
  background: var(--stone);
  border: 1px solid var(--border);
  border-left: 2px solid var(--green);
  margin-top: 36px;
}
.amenita-lbl {
  font-size: 9.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--green);
  white-space: nowrap;
}
.amenita-winefitter { font-size: 12.5px; color: var(--ink-3); line-height: 1.8; margin-bottom: 8px; }
.amenita-text { font-size: 14px; color: var(--ink-2); line-height: 1.85; }

.founder-sec { background: var(--green); padding: var(--pad) 0; }
.founder-msg-wrap { max-width: 700px; }
.founder-msg-wrap h2 { margin-bottom: 36px; }
.founder-body {
  display: flex;
  flex-direction: column;
  gap: 28px;
  margin-bottom: 52px;
}
.founder-body p {
  font-family: var(--serif);
  font-size: 16px;
  font-weight: 300;
  color: rgba(245,241,232,0.78);
  line-height: 2.2;
  letter-spacing: 0.03em;
}
.founder-sig {
  border-top: 1px solid rgba(245,241,232,0.12);
  padding-top: 28px;
}
.founder-sig p { font-size: 12.5px; color: rgba(245,241,232,0.38); line-height: 1.7; }
.founder-sig strong {
  font-weight: 300;
  color: rgba(245,241,232,0.65);
  display: block;
  font-size: 14px;
  margin-bottom: 4px;
}

/* ============================================================
   FEATURES PAGE
   ============================================================ */
.feat-phase { margin-bottom: 88px; }
.feat-phase:last-child { margin-bottom: 0; }
.feat-phase-head {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-bottom: 20px;
  margin-bottom: 36px;
  border-bottom: 1px solid var(--border-lt);
}
.feat-phase-head h2 { margin-bottom: 0; font-size: clamp(18px, 2vw, 26px); }
.badge {
  display: inline-block;
  font-family: var(--sans);
  font-size: 9px;
  font-weight: 400;
  letter-spacing: 0.12em;
  padding: 3px 10px;
  border-radius: 2px;
}
.badge-now   { background: rgba(42,61,48,0.08); color: var(--green); }
.badge-dev   { background: rgba(107,30,49,0.07); color: var(--bdx); }
.badge-plan  { background: rgba(90,85,79,0.07); color: var(--ink-3); }
.badge-future{ background: rgba(140,96,48,0.07); color: var(--amber); }

.feat-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--border-lt);
}
.feat-card {
  background: var(--cream);
  padding: 36px 32px;
}
.feat-card-n {
  font-family: var(--display);
  font-style: italic;
  font-size: 12px;
  color: var(--ink-3);
  display: block;
  margin-bottom: 12px;
}
.feat-card h3 { font-size: 16.5px; font-weight: 300; color: var(--ink); margin-bottom: 10px; }
.feat-card p { font-size: 14px; color: var(--ink-2); line-height: 1.95; }

/* ============================================================
   USE CASES PAGE
   ============================================================ */
.usecases-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--border-lt);
}
.usecase-card {
  background: var(--cream);
  padding: 52px 44px;
}
.usecase-card h2 {
  font-size: 20px;
  margin-bottom: 16px;
  color: var(--bdx);
  font-weight: 300;
}
.usecase-lead { font-size: 14.5px; color: var(--ink-2); line-height: 2; margin-bottom: 28px; }
.usecase-pts { display: flex; flex-direction: column; gap: 8px; }
.usecase-pt {
  display: flex;
  gap: 12px;
  font-size: 13.5px;
  color: var(--ink-2);
  align-items: baseline;
  line-height: 1.75;
}
.usecase-pt::before {
  content: '—';
  color: var(--bdx);
  opacity: 0.5;
  flex-shrink: 0;
  font-size: 11px;
}

/* ============================================================
   JOURNAL PAGE
   ============================================================ */
.articles { display: flex; flex-direction: column; }
.article-row {
  display: grid;
  grid-template-columns: 110px 1fr 130px;
  gap: 36px;
  padding: 36px 0;
  border-bottom: 1px solid var(--border-lt);
  text-decoration: none;
  align-items: center;
  transition: background 0.18s, padding 0.18s;
}
.article-row:first-child { border-top: 1px solid var(--border-lt); }
.article-row:hover { background: rgba(245,241,232,0.6); }
.art-cat {
  font-size: 9px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--bdx);
  display: block;
  padding: 3px 9px;
  border: 1px solid rgba(107,30,49,0.22);
  text-align: center;
  border-radius: 2px;
}
.art-title {
  font-family: var(--serif);
  font-size: 16px;
  font-weight: 300;
  color: var(--ink);
  line-height: 1.6;
}
.art-excerpt {
  display: block;
  font-family: var(--sans);
  font-weight: 300;
  font-size: 13px;
  color: var(--ink-3);
  margin-top: 6px;
  line-height: 1.75;
}
.art-date { font-size: 11.5px; color: var(--ink-3); text-align: right; }

/* ============================================================
   NEWS PAGE
   ============================================================ */
.news-list { display: flex; flex-direction: column; }
.news-item {
  display: grid;
  grid-template-columns: 120px 90px 1fr;
  gap: 24px;
  padding: 26px 0;
  border-bottom: 1px solid var(--border-lt);
  align-items: baseline;
}
.news-item:first-child { border-top: 1px solid var(--border-lt); }
.news-date { font-size: 12px; color: var(--ink-3); }
.news-tag {
  font-size: 9px;
  padding: 3px 9px;
  border-radius: 2px;
  background: rgba(107,30,49,0.06);
  color: var(--bdx);
  letter-spacing: 0.08em;
  text-align: center;
}
.news-text { font-size: 14.5px; color: var(--ink-2); line-height: 1.85; }

/* ============================================================
   ROADMAP PAGE
   ============================================================ */
.roadmap-list { display: flex; flex-direction: column; }
.rm-phase {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 60px;
  padding: 52px 0;
  border-bottom: 1px solid var(--border-lt);
  align-items: start;
}
.rm-phase:first-child { border-top: 1px solid var(--border-lt); }
.rm-label {
  position: sticky;
  top: calc(var(--hd-h) + 24px);
}
.rm-phase-n {
  font-family: var(--display);
  font-style: italic;
  font-size: 11px;
  color: var(--ink-3);
  letter-spacing: 0.1em;
  display: block;
  margin-bottom: 8px;
}
.rm-phase-title {
  font-family: var(--serif);
  font-size: 17px;
  font-weight: 300;
  color: var(--ink);
  line-height: 1.4;
  display: block;
  margin-bottom: 10px;
}
.rm-items { display: flex; flex-direction: column; gap: 20px; }
.rm-item {
  padding: 24px 28px;
  background: var(--stone);
  border: 1px solid var(--border-lt);
}
.rm-item h3 { font-size: 15.5px; font-weight: 300; color: var(--ink); margin-bottom: 8px; }
.rm-item p  { font-size: 13.5px; color: var(--ink-2); line-height: 1.95; }

/* ============================================================
   CONTACT PAGE
   ============================================================ */
.contact-layout {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 80px;
  align-items: start;
}
.contact-aside h2 { font-size: 22px; margin-bottom: 20px; }
.contact-details { display: flex; flex-direction: column; margin-top: 40px; }
.cd-row {
  padding: 14px 0;
  border-bottom: 1px solid var(--border-lt);
  font-size: 13px;
  color: var(--ink-2);
  line-height: 1.75;
}
.cd-row:first-child { border-top: 1px solid var(--border-lt); }
.cd-row strong {
  display: block;
  font-size: 9.5px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-3);
  font-weight: 400;
  margin-bottom: 4px;
}
.form { display: flex; flex-direction: column; gap: 26px; }
.field-duo { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.field { display: flex; flex-direction: column; gap: 7px; }
.flbl { font-size: 12.5px; font-weight: 400; color: var(--ink-2); letter-spacing: 0.02em; }
.req  { font-size: 10px; color: var(--bdx); margin-left: 5px; font-weight: 300; }
.opt  { font-size: 10px; color: var(--ink-3); margin-left: 5px; font-weight: 300; }
.finput, .ftextarea {
  width: 100%;
  padding: 12px 15px;
  background: var(--stone);
  border: 1px solid var(--border);
  border-radius: 2px;
  font-family: var(--sans);
  font-size: 14.5px;
  color: var(--ink);
  outline: none;
  transition: border-color 0.2s;
  -webkit-appearance: none;
  appearance: none;
}
.finput::placeholder, .ftextarea::placeholder { color: var(--ink-3); }
.finput:focus, .ftextarea:focus { border-color: var(--bdx); }
.finput.err { border-color: #b03030; }
.fselect {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5l5 5 5-5' stroke='%238A857D' stroke-width='1.2' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 40px;
}
.ftextarea { resize: vertical; min-height: 140px; line-height: 1.8; }
.ferr { font-size: 12px; color: #b03030; min-height: 16px; }
.form-foot { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; margin-top: 8px; }
.form-note { font-size: 12.5px; color: var(--ink-3); }

/* ============================================================
   SCROLL FADE
   ============================================================ */
.fade {
  opacity: 0;
  transform: translateY(16px);
  transition:
    opacity 0.88s var(--ease-out),
    transform 0.88s var(--ease-out);
  transition-delay: var(--d, 0s);
}
.fade.in { opacity: 1; transform: none; }

/* ============================================================
   RESPONSIVE — 1024px
   ============================================================ */
@media (max-width: 1024px) {
  .what-grid        { grid-template-columns: 1fr; gap: 52px; }
  .why-layout       { grid-template-columns: 1fr; gap: 48px; }
  .about-intro-grid { grid-template-columns: 1fr; gap: 48px; }
  .contact-layout   { grid-template-columns: 1fr; gap: 52px; }
  .rm-phase         { grid-template-columns: 1fr; gap: 28px; }
  .rm-label         { position: static; }
  .ft-top           { grid-template-columns: 1fr; gap: 40px; }
  .ft-nav-groups    { grid-template-columns: repeat(2, 1fr); }
  .not-just-cols    { grid-template-columns: 1fr; }
  .ui-demo-grid     { grid-template-columns: 1fr; }
}

/* ============================================================
   RESPONSIVE — 768px
   ============================================================ */
@media (max-width: 768px) {
  :root { --pad: 80px; }
  .in, .hd-in, .ft-in, .founder-msg-wrap { padding-left: 28px; padding-right: 28px; }
  .founder-msg-wrap { max-width: 100%; }

  .burger { display: flex; }
  .hd-nav {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(250,250,246,0.98);
    align-items: center;
    justify-content: center;
    flex-direction: column;
    z-index: 1000;
  }
  .hd-nav.open { display: flex; }
  .hd-nav ul { flex-direction: column; align-items: center; gap: 28px; }
  .hd-nav a { font-size: 18px; letter-spacing: 0.08em; }
  .hd-cta { font-size: 18px !important; }

  #home-hero { padding: 120px 28px 80px; }
  #home-hero h1 { font-size: clamp(32px, 9vw, 56px); }
  .hero-ctas { flex-direction: column; gap: 12px; }
  .hero-ctas .btn { min-width: 220px; }

  .scenes-grid        { grid-template-columns: repeat(2, 1fr); }
  .jprev-grid         { grid-template-columns: 1fr; }
  .concept-row        { grid-template-columns: 1fr; }
  .feat-cards         { grid-template-columns: 1fr; }
  .usecases-grid      { grid-template-columns: 1fr; }
  .not-just-wrap      { padding: 36px 28px; }
  .two-sides          { grid-template-columns: 1fr; }
  .side-col           { padding: 36px 28px; }

  .article-row        { grid-template-columns: 1fr; gap: 10px; }
  .art-date           { text-align: left; }
  .news-item          { grid-template-columns: 1fr; gap: 6px; }

  .field-duo { grid-template-columns: 1fr; }
  .form-foot { flex-direction: column; align-items: flex-start; }
  .form-foot .btn { width: 100%; }

  .ft-nav-groups { grid-template-columns: 1fr; }
  .ft-bottom     { flex-direction: column; align-items: flex-start; }
}

/* ============================================================
   START PAGE — SaaS 導入ページ
   ============================================================ */
.start-notice {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  background: var(--stone);
  border: 1px solid var(--border);
  border-left: 3px solid var(--green);
  padding: 20px 24px;
  border-radius: 2px;
  margin-bottom: 60px;
}
.start-notice p { font-size: 14.5px; color: var(--ink-2); line-height: 1.85; margin: 0; }
.start-notice a { color: var(--bdx); text-decoration: underline; text-underline-offset: 2px; }
.start-notice .st-dot { flex-shrink: 0; margin-top: 6px; }

.flow-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border-lt);
  margin-top: 48px;
}
.flow-step {
  background: var(--cream);
  padding: 32px 28px;
  position: relative;
}
.flow-step-n {
  font-family: var(--display);
  font-style: italic;
  font-size: 28px;
  color: var(--bdx);
  opacity: 0.18;
  line-height: 1;
  margin-bottom: 14px;
  display: block;
}
.flow-step h3 { font-size: 15px; font-weight: 400; color: var(--ink); margin-bottom: 8px; }
.flow-step p  { font-size: 13px; color: var(--ink-3); line-height: 1.8; }
.flow-step-badge {
  position: absolute;
  top: 28px;
  right: 24px;
  font-size: 9px;
  padding: 2px 8px;
  border-radius: 2px;
  letter-spacing: 0.06em;
  background: rgba(140,96,48,0.09);
  color: var(--amber);
}

.subdomain-examples {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 28px;
}
.subdomain-ex {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: 'Courier New', Courier, monospace;
  font-size: 14px;
  color: var(--bdx);
  background: rgba(107,30,49,0.06);
  border: 1px solid rgba(107,30,49,0.12);
  padding: 9px 16px;
  border-radius: 3px;
  letter-spacing: 0.01em;
}
.subdomain-ex-label {
  font-family: var(--sans);
  font-size: 10px;
  color: var(--ink-4);
  letter-spacing: 0.05em;
  font-style: normal;
}

.start-cta-box {
  text-align: center;
  padding: 60px 40px;
  background: var(--green);
  border-radius: 4px;
}
.start-cta-box h2 { color: rgba(245,241,232,0.92); margin-bottom: 16px; }
.start-cta-box p  { font-size: 15px; color: rgba(245,241,232,0.62); line-height: 1.85; margin-bottom: 36px; }

@media (max-width: 768px) {
  .flow-grid { grid-template-columns: 1fr; }
}

/* ============================================================
   RESPONSIVE — 480px
   ============================================================ */
@media (max-width: 480px) {
  :root { --pad: 60px; }
  .page-hero { padding: calc(var(--hd-h) + 48px) 0 48px; }
  .page-hero h1 { font-size: 26px; }
  .scenes-grid { grid-template-columns: 1fr; }
}