/* =========================================================
   AIS塾 — All Inclusive Salon
   Palette: warm ivory + ink + brass gold
   ========================================================= */

:root {
  --ivory: #faf7f2;
  --ivory-2: #f3ede3;
  --paper: #ffffff;
  --ink: #111111;
  --ink-2: #1e1b17;
  --muted: #706a60;
  --muted-2: #9a9288;
  --line: #e6dfd2;
  --line-2: #d8cfbc;
  --gold: #b08a3e;
  --gold-deep: #8d6d2c;
  --gold-soft: #c9a867;
  --gold-wash: #f0e6cf;

  --serif: "Noto Serif JP", "Hiragino Mincho ProN", "Yu Mincho", serif;
  --sans: "Noto Sans JP", "Hiragino Sans", "Yu Gothic", sans-serif;
  --latin-serif: "Cormorant Garamond", "Noto Serif JP", serif;
  --latin-sans: "Inter", sans-serif;

  --maxw: 1240px;
  --gutter: clamp(20px, 4vw, 56px);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--sans);
  color: var(--ink);
  background: var(--ivory);
  font-size: 15px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  font-feature-settings: "palt";
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }

/* ---------- Typography ---------- */
.eyebrow {
  font-family: var(--latin-sans);
  font-size: 11px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--gold-deep);
  font-weight: 500;
}
.eyebrow .dot {
  display: inline-block;
  width: 6px; height: 1px;
  background: var(--gold);
  vertical-align: middle;
  margin: 0 10px 3px 0;
}
.kicker-jp {
  font-family: var(--sans);
  font-size: 12px;
  letter-spacing: 0.3em;
  color: var(--muted);
  font-weight: 500;
}
h1, h2, h3, h4 { margin: 0; font-weight: 500; letter-spacing: 0.02em; }
.serif { font-family: var(--serif); }
.sans { font-family: var(--sans); }
.latin { font-family: var(--latin-serif); font-style: italic; font-weight: 400; }

.section-title {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(28px, 3.2vw, 42px);
  line-height: 1.45;
  letter-spacing: 0.04em;
}
.section-title em {
  font-style: normal;
  color: var(--gold);
}

/* ---------- Layout ---------- */
.container {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter);
}
section { position: relative; }
.section-head {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-bottom: 64px;
}
@media (min-width: 900px) {
  .section-head { grid-template-columns: 1fr 1.2fr; gap: 80px; align-items: end; }
}
.section-head .label-col .num {
  font-family: var(--latin-serif);
  font-style: italic;
  font-size: 56px;
  color: var(--gold);
  line-height: 1;
  margin-bottom: 24px;
}
.section-head .label-col .hr {
  width: 48px; height: 1px; background: var(--gold); margin: 20px 0 16px;
}

/* ---------- Nav ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  background: rgba(250, 247, 242, 0.78);
  border-bottom: 1px solid rgba(216, 207, 188, 0.4);
  transition: background 0.3s;
}
.nav.scrolled { background: rgba(250, 247, 242, 0.94); }
.nav-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 18px var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand {
  display: flex; align-items: center; gap: 14px;
}
.brand .mark {
  width: 36px; height: 36px;
  border: 1px solid var(--gold);
  display: grid; place-items: center;
  font-family: var(--latin-serif);
  font-style: italic;
  font-size: 18px;
  color: var(--gold-deep);
  position: relative;
}
.brand .mark::before, .brand .mark::after {
  content: ""; position: absolute; inset: 3px; border: 1px solid var(--gold-soft);
  opacity: 0.4;
}
.brand .name-jp {
  font-family: var(--serif);
  font-size: 17px;
  letter-spacing: 0.22em;
  font-weight: 500;
}
.brand .name-en {
  font-family: var(--latin-sans);
  font-size: 9.5px;
  letter-spacing: 0.32em;
  color: var(--muted);
  text-transform: uppercase;
  margin-top: 2px;
}
.nav-links {
  display: none;
  gap: 32px;
  align-items: center;
}
@media (min-width: 960px) { .nav-links { display: flex; } }
.nav-links a {
  font-size: 12.5px;
  letter-spacing: 0.12em;
  color: var(--ink-2);
  position: relative;
  padding: 4px 0;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--gold-deep); }
.nav-links a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0;
  height: 1px; background: var(--gold);
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.3s ease;
}
.nav-links a:hover::after { transform: scaleX(1); }
.nav .cta {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 11px 20px;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: var(--ivory);
  font-size: 12px;
  letter-spacing: 0.22em;
  transition: all 0.25s;
}
.nav .cta:hover { background: var(--gold-deep); border-color: var(--gold-deep); }
.nav .menu-btn {
  width: 32px; height: 32px; display: grid; place-items: center;
}
@media (min-width: 960px) { .nav .menu-btn { display: none; } }
.menu-btn span { display: block; width: 20px; height: 1px; background: var(--ink); position: relative; }
.menu-btn span::before, .menu-btn span::after {
  content: ""; position: absolute; left: 0; width: 20px; height: 1px; background: var(--ink);
}
.menu-btn span::before { top: -6px; }
.menu-btn span::after { top: 6px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 16px 28px;
  font-size: 13px;
  letter-spacing: 0.2em;
  transition: all 0.3s cubic-bezier(.2,.7,.3,1);
  border: 1px solid transparent;
  position: relative;
  overflow: hidden;
}
.btn-primary {
  background: var(--ink);
  color: var(--ivory);
  border-color: var(--ink);
}
.btn-primary:hover {
  background: var(--gold-deep);
  border-color: var(--gold-deep);
  transform: translateY(-1px);
}
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line-2);
}
.btn-ghost:hover {
  border-color: var(--gold);
  color: var(--gold-deep);
}
.btn .arrow {
  width: 14px; height: 1px; background: currentColor; position: relative;
  transition: width 0.3s;
}
.btn .arrow::after {
  content: ""; position: absolute; right: 0; top: -3px;
  width: 7px; height: 7px; border-right: 1px solid currentColor; border-top: 1px solid currentColor;
  transform: rotate(45deg);
}
.btn:hover .arrow { width: 22px; }

/* ---------- Hero — shared base ---------- */
.hero { padding-top: 96px; }

/* ====== Hero variant A: Editorial (asymmetric w/ imagery) ====== */
.hero-editorial {
  padding: 140px 0 120px;
  position: relative;
  overflow: hidden;
}
.hero-editorial .grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 60px;
  align-items: end;
}
@media (min-width: 900px) {
  .hero-editorial .grid { grid-template-columns: 1.15fr 1fr; gap: 80px; }
}
.hero-editorial h1 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(40px, 6vw, 86px);
  line-height: 1.25;
  letter-spacing: 0.04em;
  color: var(--ink);
}
.hero-editorial h1 .line {
  display: block;
  overflow: hidden;
}
.hero-editorial h1 em {
  font-style: normal;
  font-family: var(--latin-serif);
  font-weight: 400;
  color: var(--gold);
}
.hero-editorial .lede {
  margin-top: 36px;
  max-width: 520px;
  color: var(--ink-2);
  font-size: 15px;
  line-height: 2;
}
.hero-editorial .meta-row {
  margin-top: 44px;
  display: flex; gap: 20px; flex-wrap: wrap;
}
.hero-editorial .side {
  border-left: 1px solid var(--line);
  padding-left: 40px;
  display: flex; flex-direction: column; gap: 28px;
}
.hero-editorial .spec {
  display: grid; grid-template-columns: 80px 1fr; gap: 18px; align-items: baseline;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}
.hero-editorial .spec .k {
  font-family: var(--latin-sans);
  font-size: 10px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--muted);
}
.hero-editorial .spec .v {
  font-family: var(--serif);
  font-size: 16px;
  color: var(--ink);
}
.hero-editorial .spec .v small {
  display: block; font-family: var(--sans); font-size: 11.5px; color: var(--muted); margin-top: 4px; letter-spacing: 0.04em;
}
.hero-editorial .plate {
  aspect-ratio: 3/4;
  background: linear-gradient(135deg, var(--gold-wash), var(--ivory-2));
  position: relative;
  overflow: hidden;
}
.hero-editorial .plate-photo {
  aspect-ratio: 16/9;
  background: var(--ink);
}
.hero-editorial .plate-photo img {
  width: 100%; height: 100%; object-fit: cover; display: block;
}
.hero-editorial .plate::before {
  content: "";
  position: absolute; inset: 0;
  background-image: repeating-linear-gradient(45deg, transparent, transparent 14px, rgba(176,138,62,0.08) 14px, rgba(176,138,62,0.08) 15px);
}
.hero-editorial .plate .plate-text {
  position: absolute; left: 24px; top: 24px;
  font-family: var(--latin-sans); font-size: 10px; letter-spacing: 0.3em;
  color: var(--gold-deep); text-transform: uppercase;
}
.hero-editorial .plate .plate-text-br {
  position: absolute; right: 24px; bottom: 24px;
  font-family: var(--latin-serif); font-style: italic; font-size: 20px;
  color: var(--gold-deep);
}
.hero-editorial .plate .plate-center {
  position: absolute; inset: 0; display: grid; place-items: center;
  font-family: var(--latin-sans); font-size: 10px; letter-spacing: 0.25em;
  color: var(--gold-deep); text-transform: uppercase;
  text-align: center; line-height: 1.8;
}
.hero-editorial .plate-stack {
  display: grid; gap: 18px;
}

.hero-corner {
  position: absolute;
  font-family: var(--latin-sans);
  font-size: 10px;
  letter-spacing: 0.3em;
  color: var(--muted);
  text-transform: uppercase;
}
.hero-corner.tl { top: 120px; left: var(--gutter); }
.hero-corner.tr { top: 120px; right: var(--gutter); text-align: right; }

.marquee-bg {
  position: absolute;
  bottom: -20px; left: -5%; right: -5%;
  font-family: var(--latin-serif); font-style: italic;
  font-size: clamp(80px, 16vw, 220px);
  color: rgba(176,138,62,0.06);
  white-space: nowrap; pointer-events: none;
  line-height: 1;
  letter-spacing: -0.02em;
}

/* ====== Hero variant B: Centered Monolith ====== */
.hero-center {
  padding: 180px 0 140px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.hero-center .mini {
  font-family: var(--latin-sans);
  font-size: 11px; letter-spacing: 0.4em;
  color: var(--gold-deep); text-transform: uppercase;
  margin-bottom: 40px;
}
.hero-center .mini .bar { display: inline-block; width: 40px; height: 1px; background: var(--gold); vertical-align: middle; margin: 0 16px 3px; }
.hero-center h1 {
  font-family: var(--serif);
  font-size: clamp(44px, 7.5vw, 108px);
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: 0.06em;
}
.hero-center h1 .big {
  display: block;
  font-family: var(--latin-serif);
  font-style: italic;
  font-size: clamp(56px, 11vw, 180px);
  line-height: 0.95;
  color: var(--gold);
  margin: 20px 0 16px;
  letter-spacing: -0.02em;
  font-weight: 400;
}
.hero-center .tag {
  margin-top: 56px;
  font-family: var(--serif);
  font-size: clamp(15px, 1.4vw, 19px);
  color: var(--ink-2);
  line-height: 2.2;
  max-width: 680px;
  margin-left: auto; margin-right: auto;
}
.hero-center .actions {
  margin-top: 56px;
  display: flex; gap: 16px; justify-content: center; flex-wrap: wrap;
}
.hero-center .ornament {
  margin: 40px auto 0;
  width: 1px; height: 60px; background: var(--gold-soft);
}
.hero-center .stats {
  margin-top: 60px;
  display: grid; grid-template-columns: repeat(3, 1fr);
  max-width: 700px; margin-left: auto; margin-right: auto;
  gap: 0;
}
.hero-center .stat { border-right: 1px solid var(--line); padding: 12px; }
.hero-center .stat:last-child { border-right: none; }
.hero-center .stat .n { font-family: var(--latin-serif); font-style: italic; font-size: 38px; color: var(--gold-deep); }
.hero-center .stat .l { font-size: 11px; letter-spacing: 0.2em; color: var(--muted); margin-top: 4px; }

/* ====== Hero variant C: Split Index ====== */
.hero-split {
  padding: 120px 0 0;
  min-height: 90vh;
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
}
@media (min-width: 900px) {
  .hero-split { grid-template-columns: 1fr 0.9fr; min-height: calc(100vh - 0px); }
}
.hero-split .left {
  padding: 80px var(--gutter) 80px 0;
  padding-left: var(--gutter);
  display: flex; flex-direction: column; justify-content: center;
  border-right: none;
  position: relative;
}
@media (min-width: 900px) {
  .hero-split .left { border-right: 1px solid var(--line); padding-left: max(var(--gutter), calc((100vw - var(--maxw))/2 + var(--gutter))); }
}
.hero-split h1 {
  font-family: var(--serif); font-weight: 400;
  font-size: clamp(36px, 5vw, 64px);
  line-height: 1.5;
  letter-spacing: 0.06em;
}
.hero-split h1 strong {
  font-weight: 500;
  border-bottom: 1px solid var(--gold);
  padding-bottom: 4px;
}
.hero-split .english {
  font-family: var(--latin-serif); font-style: italic;
  font-size: clamp(32px, 4vw, 56px);
  color: var(--gold);
  margin-top: 24px;
  line-height: 1.1;
}
.hero-split .desc {
  margin-top: 40px; max-width: 480px; line-height: 2; color: var(--ink-2);
}
.hero-split .actions { margin-top: 44px; display: flex; gap: 16px; flex-wrap: wrap; }
.hero-split .right {
  background: var(--ink);
  color: var(--ivory);
  padding: 80px var(--gutter);
  display: flex; flex-direction: column; justify-content: center;
  position: relative;
}
@media (min-width: 900px) {
  .hero-split .right { padding-right: max(var(--gutter), calc((100vw - var(--maxw))/2 + var(--gutter))); }
}
.hero-split .right .idx-title {
  font-family: var(--latin-sans); font-size: 10px; letter-spacing: 0.4em; text-transform: uppercase;
  color: var(--gold-soft); margin-bottom: 40px;
}
.hero-split .right .idx-item {
  display: grid; grid-template-columns: 60px 1fr auto; gap: 20px;
  padding: 22px 0;
  border-bottom: 1px solid rgba(201,168,103,0.18);
  align-items: baseline;
}
.hero-split .right .idx-item:last-child { border-bottom: none; }
.hero-split .right .idx-item .num {
  font-family: var(--latin-serif); font-style: italic; font-size: 22px; color: var(--gold-soft);
}
.hero-split .right .idx-item .t {
  font-family: var(--serif); font-size: 16px; letter-spacing: 0.06em;
}
.hero-split .right .idx-item .s {
  font-family: var(--latin-sans); font-size: 10px; letter-spacing: 0.24em; color: var(--gold-soft); text-transform: uppercase;
}

/* ====== Hero variant D: Photo (fullscreen image) ====== */
.hero-photo {
  position: relative;
  padding-top: 103px;
  overflow: hidden;
  color: var(--ivory);
  background: var(--ink);
}
@media (min-width: 768px) {
  .hero-photo { padding-top: 86px; }
}
.hero-photo-img {
  position: relative;
  width: 100%;
  background: var(--ink);
}
.hero-photo-img img {
  width: 100%; height: auto; display: block;
}
.hero-photo-overlay { display: none; }
.hero-photo-content {
  position: relative;
  background: var(--ink);
  padding: 64px 0 88px;
}
.hero-photo-h1 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(36px, 5.6vw, 78px);
  line-height: 1.3;
  letter-spacing: 0.06em;
  margin-top: 24px;
  color: var(--ivory);
  max-width: 900px;
}
.hero-photo-h1 em {
  font-style: normal;
  font-family: var(--latin-serif);
  color: var(--gold-soft);
  font-weight: 400;
}
.hero-photo-lede {
  margin-top: 28px;
  font-family: var(--serif);
  font-size: clamp(15px, 1.3vw, 18px);
  line-height: 2;
  color: rgba(250,247,242,0.85);
  max-width: 640px;
}

/* ---------- Philosophy ---------- */
.philosophy {
  padding: 140px 0;
  border-top: 1px solid var(--line);
  background: var(--paper);
}
.philosophy .quote {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(22px, 2.8vw, 38px);
  line-height: 2;
  letter-spacing: 0.08em;
  color: var(--ink);
  max-width: 960px;
}
.philosophy .quote em {
  font-style: normal;
  background: linear-gradient(to top, var(--gold-wash) 40%, transparent 40%);
  padding: 0 4px;
}
.philosophy .footnote {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--line);
  display: grid; gap: 28px;
  grid-template-columns: 1fr;
}
@media (min-width: 780px) {
  .philosophy .footnote { grid-template-columns: repeat(3, 1fr); gap: 40px; }
}
.philosophy .footnote .item .n {
  font-family: var(--latin-serif); font-style: italic;
  font-size: 32px; color: var(--gold); line-height: 1;
}
.philosophy .footnote .item .t {
  font-family: var(--serif); font-size: 17px; margin-top: 12px; letter-spacing: 0.06em;
}
.philosophy .footnote .item .d {
  font-size: 13px; color: var(--muted); margin-top: 10px; line-height: 1.9;
}

/* ---------- Flow ---------- */
.flow { padding: 140px 0; background: var(--ivory); }
.flow-steps {
  display: grid; grid-template-columns: 1fr; gap: 0;
  border-top: 1px solid var(--line-2);
}
.flow-step {
  display: grid; grid-template-columns: 1fr;
  padding: 48px 0;
  border-bottom: 1px solid var(--line-2);
  gap: 24px;
  transition: background 0.3s;
}
@media (min-width: 900px) {
  .flow-step { grid-template-columns: 120px 1fr 1fr 0.6fr; gap: 60px; align-items: start; }
}
.flow-step:hover { background: rgba(240, 230, 207, 0.35); }
.flow-step .n {
  font-family: var(--latin-serif); font-style: italic; font-size: 56px;
  color: var(--gold); line-height: 1;
}
.flow-step .t {
  font-family: var(--serif); font-size: 22px; letter-spacing: 0.06em; line-height: 1.6;
}
.flow-step .t small {
  display: block; font-family: var(--latin-sans); font-size: 10px;
  letter-spacing: 0.3em; color: var(--gold-deep); text-transform: uppercase; margin-bottom: 10px;
}
.flow-step .d {
  font-size: 13.5px; color: var(--muted); line-height: 2; max-width: 420px;
}
.flow-step .meta {
  font-family: var(--latin-sans); font-size: 11px; letter-spacing: 0.2em; color: var(--ink-2);
  text-align: left;
}
@media (min-width: 900px) { .flow-step .meta { text-align: right; } }
.flow-step .meta .tag { display: inline-block; border: 1px solid var(--line-2); padding: 5px 12px; margin-left: 0; margin-bottom: 6px; font-size: 10px; }

/* ---------- Course ---------- */
.course {
  padding: 140px 0;
  background: var(--ink);
  color: var(--ivory);
  position: relative;
  overflow: hidden;
}
.course::before {
  content: "";
  position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(to right, transparent, var(--gold), transparent);
}
.course .eyebrow { color: var(--gold-soft); }
.course .section-title { color: var(--ivory); }
.course-grid {
  display: grid; grid-template-columns: 1fr; gap: 24px;
  margin-top: 60px;
}
@media (min-width: 900px) {
  .course-grid { grid-template-columns: 1fr 1.1fr 1fr; gap: 0; }
}
.course-card {
  padding: 48px 36px;
  border: 1px solid rgba(201,168,103,0.22);
  background: rgba(255,255,255,0.02);
  transition: all 0.3s;
  position: relative;
}
@media (min-width: 900px) {
  .course-card { margin-left: -1px; }
  .course-card.featured { transform: translateY(-12px); padding: 60px 44px; }
}
.course-card.featured {
  background: linear-gradient(180deg, rgba(201,168,103,0.08), transparent);
  border-color: var(--gold);
}
.course-card:hover { background: rgba(201,168,103,0.04); }
.course-card .badge {
  position: absolute; top: -1px; left: -1px;
  padding: 6px 14px; font-size: 10px; letter-spacing: 0.3em;
  background: var(--gold); color: var(--ink);
}
.course-card .level-en {
  font-family: var(--latin-serif); font-style: italic; font-size: 14px;
  color: var(--gold-soft); letter-spacing: 0.1em;
}
.course-card .level-jp {
  font-family: var(--serif); font-size: 24px; margin-top: 8px; letter-spacing: 0.1em;
}
.course-card .price {
  margin: 32px 0 28px;
  padding: 20px 0;
  border-top: 1px solid rgba(201,168,103,0.25);
  border-bottom: 1px solid rgba(201,168,103,0.25);
}
.course-card .price .num {
  font-family: var(--latin-serif); font-style: italic; font-size: 48px; color: var(--gold-soft); line-height: 1;
}
.course-card .price .unit {
  font-size: 12px; color: var(--muted-2); letter-spacing: 0.2em; margin-top: 8px;
}
.course-card ul {
  list-style: none; padding: 0; margin: 0;
}
.course-card li {
  padding: 12px 0; padding-left: 24px; position: relative;
  font-size: 13.5px; line-height: 1.8; color: rgba(250, 247, 242, 0.82);
  border-bottom: 1px dashed rgba(201,168,103,0.15);
}
.course-card li:last-child { border-bottom: none; }
.course-card li::before {
  content: "—"; position: absolute; left: 0; top: 12px; color: var(--gold-soft); font-family: var(--latin-sans);
}

.course-note {
  margin-top: 60px;
  padding-top: 40px;
  border-top: 1px solid rgba(201,168,103,0.22);
  display: grid; grid-template-columns: 1fr; gap: 16px;
  font-size: 12.5px; color: var(--muted-2); line-height: 2;
}
@media (min-width: 780px) { .course-note { grid-template-columns: auto 1fr auto; align-items: center; gap: 40px; } }
.course-note .label { font-family: var(--latin-sans); letter-spacing: 0.3em; text-transform: uppercase; font-size: 10px; color: var(--gold-soft); }

/* ---------- Mentor ---------- */
.mentor { padding: 140px 0; background: var(--paper); }
.mentor-feature {
  display: grid; grid-template-columns: 1fr; gap: 50px;
  margin-bottom: 80px;
}
@media (min-width: 900px) {
  .mentor-feature { grid-template-columns: 0.9fr 1.1fr; gap: 80px; align-items: start; }
}
.mentor-portrait {
  aspect-ratio: 4/5;
  background: linear-gradient(135deg, var(--gold-wash), var(--ivory-2));
  position: relative;
  overflow: hidden;
}
.mentor-portrait img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
}
.mentor-portrait::before {
  content: "";
  position: absolute; inset: 0;
  z-index: 2;
  pointer-events: none;
  background:
    linear-gradient(to bottom, rgba(0,0,0,0) 60%, rgba(0,0,0,0.35) 100%);
}
.mentor-portrait .label {
  position: absolute; left: 20px; top: 20px;
  z-index: 3;
  font-family: var(--latin-sans); font-size: 9px; letter-spacing: 0.3em;
  color: var(--ivory); text-transform: uppercase;
  text-shadow: 0 1px 4px rgba(0,0,0,0.4);
}
.mentor-portrait .name-overlay {
  position: absolute; right: 20px; bottom: 20px;
  z-index: 3;
  font-family: var(--latin-serif); font-style: italic; font-size: 28px;
  color: var(--ivory);
  text-align: right;
  text-shadow: 0 2px 8px rgba(0,0,0,0.5);
}
.mentor-feature .about .name-row {
  display: flex; align-items: baseline; gap: 20px; flex-wrap: wrap;
}
.mentor-feature .about .name-jp {
  font-family: var(--serif); font-size: 36px; letter-spacing: 0.08em; font-weight: 500;
}
.mentor-feature .about .name-en {
  font-family: var(--latin-serif); font-style: italic; font-size: 20px; color: var(--gold);
}
.mentor-feature .about .role {
  margin-top: 8px; font-size: 12px; letter-spacing: 0.22em; color: var(--muted);
}
.mentor-feature .about .bio {
  margin-top: 32px; line-height: 2; color: var(--ink-2); font-size: 14.5px;
  max-width: 560px;
}
.mentor-feature .about .credentials {
  margin-top: 36px;
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px 32px;
}
.mentor-feature .about .credentials .c {
  padding: 12px 0; border-top: 1px solid var(--line); font-size: 13px;
}
.mentor-feature .about .credentials .c .k {
  font-family: var(--latin-sans); font-size: 10px; letter-spacing: 0.24em;
  color: var(--muted); text-transform: uppercase; margin-bottom: 6px;
}
.mentor-feature .about .credentials .c .v { font-family: var(--serif); }

.mentor-team {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 40px;
  padding-top: 60px; border-top: 1px solid var(--line);
}
.mentor-team .m .pic {
  aspect-ratio: 1; background: var(--ivory-2); position: relative; overflow: hidden;
  background-image: repeating-linear-gradient(45deg, transparent, transparent 10px, rgba(176,138,62,0.08) 10px, rgba(176,138,62,0.08) 11px);
}
.mentor-team .m .pic .ph {
  position: absolute; inset: 0; display: grid; place-items: center;
  font-family: var(--latin-sans); font-size: 9px; letter-spacing: 0.3em; color: var(--gold-deep); text-transform: uppercase;
}
.mentor-team .m .name { margin-top: 16px; font-family: var(--serif); font-size: 17px; letter-spacing: 0.06em; }
.mentor-team .m .role { margin-top: 4px; font-size: 11px; letter-spacing: 0.22em; color: var(--muted); }

/* ---------- Voice ---------- */
.voice { padding: 140px 0; background: var(--ivory-2); }
.voice-grid {
  display: grid; grid-template-columns: 1fr; gap: 24px;
}
@media (min-width: 700px) { .voice-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .voice-grid { grid-template-columns: repeat(3, 1fr); } }
.voice-card {
  padding: 36px 32px;
  background: var(--paper);
  border-top: 2px solid var(--gold);
  position: relative;
  transition: transform 0.3s;
}
.voice-card:hover { transform: translateY(-4px); }
.voice-card .mark {
  font-family: var(--latin-serif); font-style: italic;
  font-size: 60px; line-height: 0.6; color: var(--gold-soft);
  position: absolute; top: 18px; right: 24px;
}
.voice-card .text {
  font-family: var(--serif); line-height: 2; font-size: 14.5px;
  letter-spacing: 0.04em; color: var(--ink-2);
}
.voice-card .meta {
  margin-top: 28px; padding-top: 20px; border-top: 1px solid var(--line); display: flex; gap: 14px; align-items: center;
}
.voice-card .avatar {
  width: 44px; height: 44px;
  background: linear-gradient(135deg, var(--gold-wash), var(--ivory-2));
  border: 1px solid var(--line-2);
  display: grid; place-items: center;
  font-family: var(--latin-serif); font-style: italic; color: var(--gold-deep); font-size: 16px;
}
.voice-card .who .n { font-family: var(--serif); font-size: 14px; }
.voice-card .who .w { font-size: 11px; color: var(--muted); letter-spacing: 0.1em; margin-top: 2px; }

.voice-stats {
  margin-top: 80px;
  padding-top: 60px;
  border-top: 1px solid var(--line);
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 40px;
}
@media (min-width: 780px) { .voice-stats { grid-template-columns: repeat(4, 1fr); } }
.voice-stats .s { text-align: left; }
.voice-stats .s .big {
  font-family: var(--latin-serif); font-style: italic; font-size: 56px; color: var(--gold-deep); line-height: 1;
}
.voice-stats .s .big small { font-family: var(--sans); font-style: normal; font-size: 14px; color: var(--muted); margin-left: 6px; }
.voice-stats .s .l { margin-top: 10px; font-size: 12px; letter-spacing: 0.2em; color: var(--muted); }

/* ---------- Access ---------- */
.access { padding: 140px 0; background: var(--paper); }
.access-grid {
  display: grid; grid-template-columns: 1fr; gap: 60px;
}
@media (min-width: 900px) { .access-grid { grid-template-columns: 1.1fr 1fr; gap: 80px; } }
.access-map {
  aspect-ratio: 4/3;
  background: var(--ivory);
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
}
.access-map iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}

.access-info h3 {
  font-family: var(--serif); font-size: 24px; font-weight: 500; letter-spacing: 0.08em;
  margin-bottom: 28px;
}
.access-info .row {
  display: grid; grid-template-columns: 90px 1fr; gap: 24px;
  padding: 18px 0; border-bottom: 1px solid var(--line); align-items: baseline;
}
.access-info .row .k {
  font-family: var(--latin-sans); font-size: 10px; letter-spacing: 0.28em; text-transform: uppercase; color: var(--muted);
}
.access-info .row .v {
  font-family: var(--serif); font-size: 15px; line-height: 1.8;
}
.access-info .row .v small {
  display: block; font-family: var(--sans); font-size: 12px; color: var(--muted); margin-top: 4px; letter-spacing: 0.04em;
}

/* ---------- FAQ ---------- */
.faq { padding: 140px 0; background: var(--ivory); }
.faq-list { border-top: 1px solid var(--line-2); }
.faq-item {
  border-bottom: 1px solid var(--line-2);
  transition: background 0.2s;
}
.faq-item button.q {
  width: 100%;
  display: grid; grid-template-columns: 60px 1fr 40px; gap: 20px;
  align-items: baseline; text-align: left;
  padding: 32px 4px;
  cursor: pointer;
}
.faq-item .num {
  font-family: var(--latin-serif); font-style: italic; font-size: 22px; color: var(--gold);
}
.faq-item .qt {
  font-family: var(--serif); font-size: 17px; letter-spacing: 0.06em; line-height: 1.6;
}
.faq-item .toggle {
  position: relative; width: 24px; height: 24px; justify-self: end;
}
.faq-item .toggle::before, .faq-item .toggle::after {
  content: ""; position: absolute; left: 50%; top: 50%; background: var(--ink);
  transition: transform 0.3s;
}
.faq-item .toggle::before { width: 14px; height: 1px; transform: translate(-50%, -50%); }
.faq-item .toggle::after { width: 1px; height: 14px; transform: translate(-50%, -50%); }
.faq-item.open .toggle::after { transform: translate(-50%, -50%) rotate(90deg); opacity: 0; }
.faq-item .a {
  max-height: 0; overflow: hidden;
  transition: max-height 0.4s cubic-bezier(.3,.7,.3,1);
  padding: 0 80px 0 80px;
}
.faq-item.open .a { max-height: 320px; }
.faq-item .a-inner {
  padding: 0 0 32px 0;
  color: var(--muted); font-size: 14px; line-height: 2;
}

/* ---------- Blog ---------- */
.blog { padding: 140px 0; background: var(--paper); }
.blog-grid {
  display: grid; grid-template-columns: 1fr; gap: 40px;
}
@media (min-width: 760px) { .blog-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1040px) { .blog-grid { grid-template-columns: repeat(3, 1fr); } }
.blog-card { cursor: pointer; transition: transform 0.3s; }
.blog-card:hover { transform: translateY(-3px); }
.blog-card .thumb {
  aspect-ratio: 3/2;
  background: linear-gradient(135deg, var(--gold-wash), var(--ivory-2));
  position: relative; overflow: hidden;
}
.blog-card .thumb::before {
  content: "";
  position: absolute; inset: 0;
  background-image: repeating-linear-gradient(60deg, transparent, transparent 18px, rgba(176,138,62,0.08) 18px, rgba(176,138,62,0.08) 19px);
}
.blog-card .thumb .tag {
  position: absolute; top: 16px; left: 16px;
  padding: 5px 12px; background: var(--paper); font-size: 10px; letter-spacing: 0.24em; color: var(--gold-deep);
}
.blog-card .meta {
  margin-top: 20px; display: flex; gap: 16px; font-size: 11px; letter-spacing: 0.2em; color: var(--muted);
}
.blog-card .title {
  margin-top: 10px; font-family: var(--serif); font-size: 18px; line-height: 1.7; letter-spacing: 0.04em;
}
.blog-card:hover .title { color: var(--gold-deep); }
.blog-card .excerpt {
  margin-top: 12px; font-size: 13px; color: var(--muted); line-height: 1.9;
}

/* ---------- Contact ---------- */
.contact { padding: 140px 0 160px; background: var(--ink); color: var(--ivory); position: relative; overflow: hidden; }
.contact::before {
  content: "A I S"; position: absolute; inset: 0; display: grid; place-items: center;
  font-family: var(--latin-serif); font-style: italic;
  font-size: clamp(200px, 40vw, 560px); color: rgba(201,168,103,0.04); line-height: 1;
  letter-spacing: 0.2em; pointer-events: none;
}
.contact .inner { position: relative; z-index: 1; }
.contact .section-title { color: var(--ivory); }
.contact .eyebrow { color: var(--gold-soft); }
.contact-grid {
  display: grid; grid-template-columns: 1fr; gap: 60px;
  margin-top: 60px;
}
@media (min-width: 900px) { .contact-grid { grid-template-columns: 1fr 1.2fr; gap: 80px; } }
.contact .lead p {
  font-family: var(--serif); font-size: 16px; line-height: 2.1; letter-spacing: 0.06em; color: rgba(250,247,242,0.85);
}
.contact .methods {
  margin-top: 36px; display: grid; gap: 16px;
}
.contact .method {
  padding: 20px 24px;
  border: 1px solid rgba(201,168,103,0.22);
  display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 16px;
}
.contact .method .k {
  font-family: var(--latin-sans); font-size: 10px; letter-spacing: 0.3em; color: var(--gold-soft); text-transform: uppercase;
}
.contact .method .v { font-family: var(--serif); font-size: 17px; margin-top: 4px; letter-spacing: 0.06em; }

.contact form { display: grid; gap: 24px; }
.contact .field { display: grid; gap: 8px; }
.contact .field label {
  font-family: var(--latin-sans); font-size: 10px; letter-spacing: 0.28em; text-transform: uppercase; color: var(--gold-soft);
}
.contact .field label .req { color: var(--gold); margin-left: 6px; }
.contact .field input, .contact .field select, .contact .field textarea {
  background: transparent; border: none; border-bottom: 1px solid rgba(201,168,103,0.3);
  padding: 12px 0; color: var(--ivory); font-family: var(--serif); font-size: 15px; letter-spacing: 0.04em;
  outline: none; transition: border-color 0.25s;
}
.contact .field input:focus, .contact .field select:focus, .contact .field textarea:focus { border-color: var(--gold); }
.contact .field textarea { min-height: 120px; resize: vertical; font-family: var(--sans); }
.contact .field select option { color: var(--ink); }
.contact .row-2 { display: grid; grid-template-columns: 1fr; gap: 24px; }
@media (min-width: 640px) { .contact .row-2 { grid-template-columns: 1fr 1fr; } }
.contact .submit-row {
  display: flex; align-items: center; gap: 24px; justify-content: space-between; flex-wrap: wrap; margin-top: 12px;
}
.contact .submit-row .privacy { font-size: 11px; color: var(--muted-2); letter-spacing: 0.1em; }
.contact .btn.btn-primary { background: var(--gold); color: var(--ink); border-color: var(--gold); }
.contact .btn.btn-primary:hover { background: var(--ivory); border-color: var(--ivory); }

/* ---------- Footer ---------- */
footer {
  background: var(--ivory-2);
  padding: 80px 0 40px;
  border-top: 1px solid var(--line);
}
.footer-top {
  display: grid; grid-template-columns: 1fr; gap: 40px;
  padding-bottom: 60px; border-bottom: 1px solid var(--line);
}
@media (min-width: 780px) { .footer-top { grid-template-columns: 1.2fr 1fr 1fr 1fr; gap: 60px; } }
.footer-top .brand-col .tag {
  margin-top: 24px; font-size: 13px; color: var(--muted); line-height: 2; max-width: 300px;
}
.footer-col .h {
  font-family: var(--latin-sans); font-size: 10px; letter-spacing: 0.3em;
  color: var(--gold-deep); text-transform: uppercase; margin-bottom: 20px;
}
.footer-col a { display: block; padding: 6px 0; font-size: 13px; color: var(--ink-2); transition: color 0.2s; }
.footer-col a:hover { color: var(--gold-deep); }
.footer-bottom {
  padding-top: 32px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 16px;
  font-size: 11px; color: var(--muted); letter-spacing: 0.1em;
}
.footer-bottom .legal { display: flex; gap: 24px; flex-wrap: wrap; }

/* ---------- Tweaks panel ---------- */
.tweaks {
  position: fixed; right: 24px; bottom: 24px; z-index: 200;
  background: var(--paper); border: 1px solid var(--line-2);
  padding: 24px;
  width: 280px;
  box-shadow: 0 20px 40px -20px rgba(0,0,0,0.15), 0 4px 12px rgba(0,0,0,0.05);
  font-family: var(--sans);
}
.tweaks .t-title {
  font-family: var(--latin-sans); font-size: 10px; letter-spacing: 0.32em;
  color: var(--gold-deep); text-transform: uppercase; margin-bottom: 20px;
  display: flex; justify-content: space-between; align-items: center;
}
.tweaks .t-group {
  padding: 16px 0; border-top: 1px solid var(--line);
}
.tweaks .t-group:first-of-type { padding-top: 0; border-top: none; }
.tweaks .t-label {
  font-size: 11px; letter-spacing: 0.22em; color: var(--muted); margin-bottom: 12px;
  text-transform: uppercase;
}
.tweaks .t-opts { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }
.tweaks .t-opt {
  padding: 10px 8px;
  border: 1px solid var(--line);
  background: var(--paper);
  font-size: 11px; letter-spacing: 0.08em;
  color: var(--ink-2);
  transition: all 0.2s;
  text-align: center;
  font-family: var(--serif);
}
.tweaks .t-opt:hover { border-color: var(--gold-soft); }
.tweaks .t-opt.active { border-color: var(--gold); background: var(--gold-wash); color: var(--gold-deep); }

/* ---------- Utility ---------- */
.reveal { opacity: 0; transform: translateY(14px); transition: all 0.7s ease; }
.reveal.in { opacity: 1; transform: translateY(0); }