/* ============================================================
   脳整體ラボ - Luxury Redesign
   Base styles + 3 variation themes
   ============================================================ */

:root {
  /* Default (Theme B: 象牙と漆 — Ivory × Lacquer) */
  --bg: #f5efe4;
  --bg-alt: #ebe3d4;
  --bg-soft: #ffffff;
  --ink: #1a1713;
  --ink-soft: #3d342a;
  --ink-dim: #8a7e6d;
  --accent: #8b2e2e;        /* 朱 */
  --accent-soft: #5a1f1f;
  --line: rgba(26, 23, 19, 0.15);
  --line-strong: rgba(26, 23, 19, 0.35);
  --serif: "Shippori Mincho", "Noto Serif JP", "YuMincho", "Hiragino Mincho ProN", serif;
  --serif-display: "Shippori Mincho", "Noto Serif JP", serif;
  --sans: "Noto Sans JP", -apple-system, "Hiragino Sans", sans-serif;
  --letter-jp: 0.08em;
  --letter-en: 0.16em;
}

/* ---------- Theme A: 和モダン墨金 (Sumi × Gold) ---------- */
body[data-theme="a"] {
  --bg: #0f0e0c;
  --bg-alt: #17140f;
  --bg-soft: #1e1a13;
  --ink: #f4ece0;
  --ink-soft: #d9cfbf;
  --ink-dim: #8a8170;
  --accent: #c9a961;        /* 金 */
  --accent-soft: #8a7445;
  --line: rgba(201, 169, 97, 0.22);
  --line-strong: rgba(201, 169, 97, 0.45);
}

/* ---------- Theme B: 象牙と漆 (Ivory × Lacquer) ---------- */
body[data-theme="b"] {
  --bg: #f5efe4;
  --bg-alt: #ebe3d4;
  --bg-soft: #ffffff;
  --ink: #1a1713;
  --ink-soft: #3d342a;
  --ink-dim: #8a7e6d;
  --accent: #8b2e2e;        /* 朱 */
  --accent-soft: #5a1f1f;
  --line: rgba(26, 23, 19, 0.15);
  --line-strong: rgba(26, 23, 19, 0.35);
}

/* ---------- Theme C: 深海と真珠 (Deep Blue × Pearl) ---------- */
body[data-theme="c"] {
  --bg: #0a1520;
  --bg-alt: #0f1c2a;
  --bg-soft: #142635;
  --ink: #e8eef5;
  --ink-soft: #c4d0dc;
  --ink-dim: #7a8a9a;
  --accent: #d4b896;        /* パール */
  --accent-soft: #9e8668;
  --line: rgba(212, 184, 150, 0.22);
  --line-strong: rgba(212, 184, 150, 0.45);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: auto;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--serif);
  font-size: 18px;
  line-height: 1.9;
  font-feature-settings: "palt";
  overflow-x: hidden;
  transition: background-color 0.8s ease, color 0.8s ease;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

/* ------ Typography utilities ------ */
.jp { font-family: var(--serif); letter-spacing: var(--letter-jp); }
.en { font-family: var(--serif-display); letter-spacing: var(--letter-en); font-style: italic; font-weight: 400; }
.sans { font-family: var(--sans); }

.eyebrow {
  font-family: var(--serif-display);
  font-size: 13px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent);
  font-style: italic;
  font-weight: 400;
  margin-bottom: 1.2rem;
  display: inline-block;
}

.section-num {
  font-family: var(--serif-display);
  font-size: 14px;
  letter-spacing: 0.3em;
  color: var(--accent);
  font-style: italic;
}

h1, h2, h3, h4 {
  font-family: var(--serif);
  font-weight: 500;
  letter-spacing: 0.06em;
  line-height: 1.35;
}

h2.section-title {
  font-size: clamp(2.4rem, 4.2vw, 3.6rem);
  line-height: 1.45;
  margin-bottom: 2.8rem;
  font-weight: 500;
}

/* ------ Layout ------ */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 48px;
}

section {
  padding: 160px 0;
  position: relative;
}

section + section { border-top: 1px solid var(--line); }

/* ------ Navbar ------ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 24px 48px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: transparent;
  transition: background 0.4s ease, padding 0.4s ease, backdrop-filter 0.4s ease;
  mix-blend-mode: normal;
}
.nav.scrolled {
  background: color-mix(in oklab, var(--bg) 85%, transparent);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  padding: 16px 48px;
  border-bottom: 1px solid var(--line);
}
.nav .brand {
  font-family: var(--serif);
  font-size: 20px;
  letter-spacing: 0.24em;
  color: var(--ink);
  display: flex;
  align-items: center;
  gap: 14px;
}
.nav .brand .mark {
  width: 36px; height: 36px;
  border: 1px solid var(--accent);
  display: grid; place-items: center;
  font-family: var(--serif-display); font-style: italic;
  color: var(--accent);
  font-size: 18px;
  transition: transform 0.6s cubic-bezier(.2,.8,.2,1);
}
.nav .brand:hover .mark { transform: rotate(90deg); }

.nav-links {
  display: flex;
  gap: 38px;
  list-style: none;
  font-family: var(--serif);
  font-size: 14px;
  letter-spacing: 0.2em;
}
.nav-links a {
  color: var(--ink-soft);
  position: relative;
  padding: 4px 0;
  transition: color 0.3s;
}
.nav-links a::after {
  content: '';
  position: absolute;
  left: 0; bottom: -2px;
  width: 0; height: 1px;
  background: var(--accent);
  transition: width 0.5s cubic-bezier(.2,.8,.2,1);
}
.nav-links a:hover { color: var(--ink); }
.nav-links a:hover::after { width: 100%; }

.nav-cta {
  font-family: var(--serif);
  font-size: 13px;
  letter-spacing: 0.24em;
  padding: 10px 22px;
  border: 1px solid var(--accent);
  color: var(--accent);
  transition: all 0.4s;
}
.nav-cta:hover {
  background: var(--accent);
  color: var(--bg);
}

/* ------ Hero ------ */
.hero {
  min-height: 100vh;
  padding: 120px 0 80px;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}
.hero-bg-photo {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}
.hero-bg-photo img {
  position: absolute;
  right: 0;
  top: 0;
  width: 58%;
  height: 100%;
  object-fit: cover;
  object-position: center 25%;
  opacity: 0.55;
  filter: saturate(0.85) contrast(0.95);
  mask-image: linear-gradient(to left, black 30%, transparent 95%);
  -webkit-mask-image: linear-gradient(to left, black 30%, transparent 95%);
}
body[data-theme="b"] .hero-bg-photo img {
  opacity: 0.85;
  filter: saturate(0.95);
}
body[data-theme="c"] .hero-bg-photo img {
  opacity: 0.45;
  filter: saturate(0.7) brightness(0.85);
}
.hero-bg-photo::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, var(--bg) 20%, transparent 60%, color-mix(in oklab, var(--bg) 30%, transparent) 100%);
  pointer-events: none;
}
@media (max-width: 820px) {
  .hero-bg-photo img {
    width: 100%;
    opacity: 0.25;
    mask-image: linear-gradient(to bottom, transparent 0%, black 40%, black 70%, transparent 100%);
    -webkit-mask-image: linear-gradient(to bottom, transparent 0%, black 40%, black 70%, transparent 100%);
  }
}
.hero-bg-circle {
  position: absolute;
  top: 50%; left: 50%;
  width: min(120vmin, 1400px);
  aspect-ratio: 1;
  border: 1px solid var(--line);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
}
.hero-bg-circle::before,
.hero-bg-circle::after {
  content: '';
  position: absolute;
  inset: 8%;
  border: 1px solid var(--line);
  border-radius: 50%;
}
.hero-bg-circle::after {
  inset: 22%;
  border-color: var(--line-strong);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 900px;
}

.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 3rem;
  font-family: var(--serif-display);
  font-size: 14px;
  letter-spacing: 0.35em;
  color: var(--accent);
  font-style: italic;
}
.hero-eyebrow::before {
  content: '';
  width: 60px; height: 1px;
  background: var(--accent);
}

.hero h1 {
  font-size: clamp(3rem, 6.2vw, 5.6rem);
  font-weight: 400;
  line-height: 1.45;
  letter-spacing: 0.04em;
  margin-bottom: 2.4rem;
}
.hero h1 .line { display: block; overflow: hidden; }
.hero h1 .line span { display: block; will-change: transform; }

.hero-lead {
  font-family: var(--serif);
  font-size: clamp(1.05rem, 1.35vw, 1.3rem);
  line-height: 2.2;
  color: var(--ink-soft);
  letter-spacing: 0.12em;
  max-width: 620px;
  margin-bottom: 3.6rem;
}

.hero-ctas {
  display: flex;
  gap: 24px;
  align-items: center;
  flex-wrap: wrap;
}

.btn {
  font-family: var(--serif);
  font-size: 15px;
  letter-spacing: 0.28em;
  padding: 20px 44px;
  border: 1px solid var(--accent);
  color: var(--accent);
  background: transparent;
  cursor: pointer;
  transition: all 0.5s cubic-bezier(.2,.8,.2,1);
  position: relative;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  gap: 14px;
}
.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--accent);
  transform: translateX(-101%);
  transition: transform 0.6s cubic-bezier(.76,0,.24,1);
  z-index: -1;
}
.btn:hover::before { transform: translateX(0); }
.btn:hover { color: var(--bg); }
.btn .arrow { width: 18px; height: 1px; background: currentColor; position: relative; transition: width 0.4s; }
.btn .arrow::after {
  content: '';
  position: absolute;
  right: 0; top: -3px;
  width: 7px; height: 7px;
  border-top: 1px solid currentColor;
  border-right: 1px solid currentColor;
  transform: rotate(45deg);
}
.btn:hover .arrow { width: 28px; }

.btn-ghost {
  border-color: var(--ink-dim);
  color: var(--ink-soft);
}
.btn-ghost::before { background: var(--ink); }
.btn-ghost:hover { color: var(--bg); }

/* ------ Vertical label ------ */
.v-label {
  position: absolute;
  writing-mode: vertical-rl;
  font-family: var(--serif-display);
  font-style: italic;
  font-size: 13px;
  letter-spacing: 0.4em;
  color: var(--ink-dim);
  right: 48px;
  top: 50%;
  transform: translateY(-50%);
}

/* ------ Split grid ------ */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 100px;
  align-items: center;
}
.split.reverse > :first-child { order: 2; }
@media (max-width: 900px) {
  .split { grid-template-columns: 1fr; gap: 50px; }
  .split.reverse > :first-child { order: 0; }
}

.split-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 1.2rem;
}
.split-meta .num {
  font-family: var(--serif-display);
  font-style: italic;
  font-size: 13px;
  letter-spacing: 0.3em;
  color: var(--accent);
}
.split-meta .rule { flex: 1; height: 1px; background: var(--line-strong); max-width: 120px; }

.body-lead {
  font-size: 1.08rem;
  line-height: 2.1;
  color: var(--ink-soft);
  letter-spacing: 0.1em;
  margin-bottom: 1.8rem;
}
.body-text {
  font-size: 1.02rem;
  line-height: 2.1;
  color: var(--ink-soft);
  letter-spacing: 0.08em;
  margin-bottom: 1.2rem;
}

/* ------ Image frame ------ */
.img-frame {
  position: relative;
  overflow: hidden;
}
.img-frame {
  background: var(--bg-alt);
}
.img-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 18%;
  transition: transform 8s ease;
}
.img-frame.contain img {
  object-fit: contain;
  background: var(--bg-alt);
}
.img-frame.zoom img { transform: scale(1.08); }
.img-frame .corner {
  position: absolute;
  width: 40px; height: 40px;
  border: 1px solid var(--accent);
}
.img-frame .corner.tl { top: -10px; left: -10px; border-right: 0; border-bottom: 0; }
.img-frame .corner.br { bottom: -10px; right: -10px; border-left: 0; border-top: 0; }

/* ------ Philosophy / triple cards ------ */
.trio {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.trio-item {
  padding: 60px 40px;
  border-right: 1px solid var(--line);
  position: relative;
  transition: background 0.6s;
}
.trio-item:last-child { border-right: 0; }
.trio-item:hover { background: var(--bg-alt); }
.trio-item .ico {
  font-family: var(--serif-display);
  font-style: italic;
  color: var(--accent);
  font-size: 42px;
  margin-bottom: 2rem;
  display: block;
  line-height: 1;
}
.trio-item h4 {
  font-size: 1.35rem;
  margin-bottom: 1.2rem;
  letter-spacing: 0.1em;
}
.trio-item ul { list-style: none; }
.trio-item li {
  padding: 10px 0;
  font-size: 0.95rem;
  color: var(--ink-soft);
  border-bottom: 1px dotted var(--line);
  letter-spacing: 0.06em;
}
.trio-item li::before {
  content: '—';
  color: var(--accent);
  margin-right: 12px;
}
@media (max-width: 900px) {
  .trio { grid-template-columns: 1fr; }
  .trio-item { border-right: 0; border-bottom: 1px solid var(--line); }
}

/* ------ Before / After gallery ------ */
.gallery {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.gallery .item {
  aspect-ratio: 4/3;
  overflow: hidden;
  position: relative;
  background: #000;
  display: flex;
  align-items: center;
  justify-content: center;
}
.gallery .item img {
  width: 100%; height: 100%; object-fit: contain;
  transition: transform 1.2s cubic-bezier(.2,.8,.2,1), filter 1.2s;
  filter: saturate(0.92) contrast(1.02);
}
.gallery .item:hover img { transform: scale(1.03); filter: saturate(1.05) contrast(1.05); }
.gallery .item::after {
  content: '';
  position: absolute;
  inset: 0;
  box-shadow: inset 0 0 0 1px var(--line);
  pointer-events: none;
}
@media (max-width: 900px) { .gallery { grid-template-columns: repeat(2, 1fr); } }

.disclaimer {
  font-size: 0.78rem;
  color: var(--ink-dim);
  letter-spacing: 0.18em;
  text-align: center;
  margin-top: 2rem;
  font-family: var(--sans);
}

/* ------ Courses ------ */
.courses {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border: 1px solid var(--line);
}
.course {
  padding: 60px 44px;
  border-right: 1px solid var(--line);
  position: relative;
  transition: background 0.5s;
}
.course:last-child { border-right: 0; }
.course:hover { background: var(--bg-alt); }
.course .tag {
  font-family: var(--serif-display);
  font-style: italic;
  font-size: 12px;
  letter-spacing: 0.3em;
  color: var(--accent);
  margin-bottom: 1.6rem;
  display: block;
}
.course h3 {
  font-size: 1.8rem;
  margin-bottom: 1.4rem;
  letter-spacing: 0.1em;
  font-weight: 500;
}
.course .desc {
  font-size: 0.98rem;
  line-height: 2;
  color: var(--ink-soft);
  margin-bottom: 2.4rem;
  letter-spacing: 0.08em;
  min-height: 6em;
}
.course .price-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  border-top: 1px solid var(--line);
  padding-top: 1.4rem;
}
.course .price {
  font-family: var(--serif);
  font-size: 2rem;
  letter-spacing: 0.05em;
  color: var(--ink);
}
.course .price small { font-size: 0.7rem; letter-spacing: 0.2em; color: var(--ink-dim); margin-left: 4px; }
.course .duration {
  font-family: var(--serif-display);
  font-style: italic;
  font-size: 14px;
  letter-spacing: 0.2em;
  color: var(--accent);
}
@media (max-width: 900px) {
  .courses { grid-template-columns: 1fr; }
  .course { border-right: 0; border-bottom: 1px solid var(--line); }
}

/* ------ Stats ------ */
.stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
  margin: 3rem 0;
}
.stat {
  padding: 50px 40px;
  text-align: center;
  border-right: 1px solid var(--line);
}
.stat:last-child { border-right: 0; }
.stat .num {
  font-family: var(--serif-display);
  font-style: italic;
  font-size: clamp(3.4rem, 5.6vw, 5rem);
  font-weight: 400;
  color: var(--accent);
  line-height: 1;
  letter-spacing: 0.02em;
}
.stat .unit {
  font-family: var(--serif);
  font-size: 1.1rem;
  color: var(--ink);
  margin-left: 6px;
  letter-spacing: 0.2em;
}
.stat .label {
  margin-top: 1rem;
  font-size: 0.95rem;
  color: var(--ink-soft);
  letter-spacing: 0.12em;
}

/* ------ Testimonials ------ */
.testimonial-track {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
}
.testimonial {
  padding: 48px 44px;
  border: 1px solid var(--line);
  background: var(--bg-alt);
  position: relative;
  transition: border-color 0.5s, transform 0.6s;
}
.testimonial:hover { border-color: var(--line-strong); transform: translateY(-4px); }
.testimonial::before {
  content: '「';
  position: absolute;
  top: 18px; left: 22px;
  font-family: var(--serif-display);
  font-size: 48px;
  color: var(--accent);
  opacity: 0.5;
  line-height: 1;
}
.testimonial .quote {
  font-size: 0.98rem;
  line-height: 2.1;
  color: var(--ink-soft);
  letter-spacing: 0.06em;
  margin-bottom: 1.8rem;
  padding-top: 1rem;
}
.testimonial .author {
  border-top: 1px solid var(--line);
  padding-top: 1.2rem;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}
.testimonial .name {
  font-family: var(--serif);
  font-size: 1.05rem;
  letter-spacing: 0.15em;
  color: var(--ink);
}
.testimonial .meta {
  font-family: var(--serif-display);
  font-style: italic;
  font-size: 13px;
  letter-spacing: 0.2em;
  color: var(--ink-dim);
}
@media (max-width: 900px) { .testimonial-track { grid-template-columns: 1fr; } }

/* ------ FAQ ------ */
.faq {
  border-top: 1px solid var(--line);
}
.faq-item {
  border-bottom: 1px solid var(--line);
  padding: 28px 0;
  cursor: pointer;
}
.faq-item summary {
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--serif);
  font-size: 1.15rem;
  letter-spacing: 0.08em;
  color: var(--ink);
  transition: color 0.3s;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+';
  font-family: var(--serif-display);
  font-style: italic;
  font-size: 28px;
  color: var(--accent);
  transition: transform 0.4s;
  line-height: 1;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item .ans {
  padding-top: 1.2rem;
  font-size: 1rem;
  line-height: 2;
  color: var(--ink-soft);
  letter-spacing: 0.06em;
}
.faq-item:hover summary { color: var(--accent); }

/* ------ Contact form ------ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
@media (max-width: 900px) { .contact-grid { grid-template-columns: 1fr; gap: 50px; } }

.form {
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.form-field label {
  display: block;
  font-family: var(--serif-display);
  font-style: italic;
  font-size: 12px;
  letter-spacing: 0.3em;
  color: var(--accent);
  margin-bottom: 10px;
}
.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  padding: 14px 0;
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--line-strong);
  color: var(--ink);
  font-family: var(--serif);
  font-size: 1.05rem;
  letter-spacing: 0.05em;
  outline: none;
  transition: border-color 0.4s;
}
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-bottom-color: var(--accent);
}
.form-field textarea { min-height: 120px; resize: vertical; line-height: 1.8; }
.form-field select {
  appearance: none;
  -webkit-appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--accent) 50%),
                    linear-gradient(135deg, var(--accent) 50%, transparent 50%);
  background-position: calc(100% - 16px) 50%, calc(100% - 10px) 50%;
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
}
.form-field select option { background: var(--bg); color: var(--ink); }

.form-check-group {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.form-check {
  padding: 10px 20px;
  border: 1px solid var(--line-strong);
  font-family: var(--serif);
  font-size: 14px;
  letter-spacing: 0.1em;
  cursor: pointer;
  color: var(--ink-soft);
  transition: all 0.4s;
  user-select: none;
}
.form-check input { display: none; }
.form-check.checked {
  border-color: var(--accent);
  background: color-mix(in oklab, var(--accent) 15%, transparent);
  color: var(--ink);
}

.form-submit {
  align-self: flex-start;
  margin-top: 1rem;
}

.contact-aside {
  padding: 48px;
  border: 1px solid var(--line);
  background: var(--bg-alt);
}
.contact-aside h4 {
  font-size: 1.5rem;
  margin-bottom: 1.6rem;
  letter-spacing: 0.1em;
}
.contact-aside .line-btn {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 18px 32px;
  background: var(--accent);
  color: var(--bg);
  font-family: var(--serif);
  letter-spacing: 0.24em;
  font-size: 14px;
  margin-top: 1.8rem;
  transition: transform 0.4s, box-shadow 0.4s;
}
.contact-aside .line-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px color-mix(in oklab, var(--accent) 35%, transparent);
}
.socials {
  display: flex;
  gap: 14px;
  margin-top: 2.4rem;
  padding-top: 2rem;
  border-top: 1px solid var(--line);
}
.social-link {
  width: 44px; height: 44px;
  display: grid; place-items: center;
  border: 1px solid var(--line-strong);
  color: var(--ink-soft);
  transition: all 0.4s;
}
.social-link:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-2px); }

/* ------ Access ------ */
.access-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
}
@media (max-width: 900px) { .access-grid { grid-template-columns: 1fr; } }

.schedule {
  margin-top: 2rem;
}
.schedule dl {
  display: grid;
  grid-template-columns: 8em 1fr;
  gap: 10px 20px;
  font-size: 0.98rem;
  line-height: 1.9;
}
.schedule dt {
  font-family: var(--serif-display);
  font-style: italic;
  color: var(--accent);
  letter-spacing: 0.18em;
  font-size: 13px;
  padding-top: 2px;
}
.schedule dd { color: var(--ink-soft); letter-spacing: 0.06em; }

/* ------ Footer ------ */
footer {
  padding: 80px 0 48px;
  border-top: 1px solid var(--line);
  text-align: center;
}
footer .mark-lg {
  font-family: var(--serif-display);
  font-style: italic;
  font-size: 14px;
  letter-spacing: 0.4em;
  color: var(--accent);
  margin-bottom: 1.4rem;
}
footer .fname {
  font-size: 1.8rem;
  letter-spacing: 0.24em;
  margin-bottom: 2rem;
}
footer .copy {
  font-family: var(--sans);
  font-size: 12px;
  color: var(--ink-dim);
  letter-spacing: 0.18em;
  margin-top: 2rem;
}
footer .policy-link { color: var(--ink-soft); margin: 0 12px; transition: color 0.3s; }
footer .policy-link:hover { color: var(--accent); }

/* ------ Cursor ------ */
.custom-cursor {
  position: fixed;
  pointer-events: none;
  z-index: 9999;
  mix-blend-mode: difference;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--ink);
  transform: translate(-50%, -50%);
  transition: width 0.3s, height 0.3s, background 0.3s;
}
.custom-cursor.lg { width: 54px; height: 54px; background: var(--accent); mix-blend-mode: normal; opacity: 0.35; }
@media (pointer: coarse) { .custom-cursor { display: none; } }

/* ------ Video embed ------ */
.video-embed { max-width: 960px; margin: 0 auto; }
.video-label {
  display: flex; align-items: center; gap: 16px;
  font-family: "Cormorant Garamond", serif;
  font-style: italic;
  font-size: 13px;
  letter-spacing: 0.3em;
  color: var(--accent);
}
.video-frame {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--bg-alt);
}
.video-frame iframe {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  border: 0;
}
.video-frame .corner {
  position: absolute;
  width: 40px; height: 40px;
  border: 1px solid var(--accent);
  z-index: 2;
  pointer-events: none;
}
.video-frame .corner.tl { top: -10px; left: -10px; border-right: 0; border-bottom: 0; }
.video-frame .corner.br { bottom: -10px; right: -10px; border-left: 0; border-top: 0; }

/* ------ Reveal helpers (fallback before GSAP) ------ */
.reveal { opacity: 0; }
.split-line > span { display: inline-block; overflow: hidden; }
.split-line > span > span { display: inline-block; }

/* ------ Theme switcher (Tweaks) ------ */
.tweaks-panel {
  position: fixed;
  right: 24px; bottom: 24px;
  z-index: 200;
  background: var(--bg-alt);
  border: 1px solid var(--line-strong);
  padding: 18px 20px;
  font-family: var(--serif);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--ink);
  display: none;
  min-width: 260px;
  box-shadow: 0 20px 50px rgba(0,0,0,0.5);
}
.tweaks-panel.visible { display: block; }
.tweaks-panel h5 {
  font-family: var(--serif-display);
  font-style: italic;
  font-size: 11px;
  letter-spacing: 0.3em;
  color: var(--accent);
  margin-bottom: 14px;
}
.theme-choices { display: flex; flex-direction: column; gap: 8px; }
.theme-choice {
  padding: 10px 14px;
  border: 1px solid var(--line);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 12px;
  transition: border-color 0.3s;
  background: transparent;
  color: var(--ink);
  text-align: left;
  font-family: inherit;
  font-size: 12px;
  letter-spacing: 0.15em;
}
.theme-choice .swatch {
  width: 18px; height: 18px;
  border: 1px solid var(--line);
  display: flex;
}
.theme-choice .swatch span { flex: 1; }
.theme-choice.active { border-color: var(--accent); }

/* ------ Page progress ------ */
.progress-bar {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  width: 0%;
  background: var(--accent);
  z-index: 150;
  transition: width 0.1s linear;
}

/* ------ Mobile nav toggle + menu (defined BEFORE media query so @media override wins) ------ */
.nav-toggle {
  display: none;
  position: relative;
  width: 44px; height: 44px;
  background: transparent;
  border: 1px solid var(--line);
  cursor: pointer;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  z-index: 101;
}
.nav-toggle span {
  display: block;
  width: 20px; height: 1px;
  background: var(--ink);
  transition: transform 0.4s, opacity 0.3s;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 99;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.5s ease;
}
.mobile-menu.open {
  opacity: 1;
  pointer-events: auto;
}
.mobile-menu ul {
  list-style: none;
  padding: 0;
  text-align: center;
}
.mobile-menu li { margin: 20px 0; }
.mobile-menu a {
  font-family: var(--serif-display);
  font-size: 1.5rem;
  color: var(--ink);
  letter-spacing: 0.15em;
  text-decoration: none;
  transition: color 0.3s;
}
.mobile-menu a.accent { color: var(--accent); font-style: italic; }
.mobile-menu a:hover { color: var(--accent); }

/* ------ Hide on very small ------ */
@media (max-width: 760px) {
  .nav-links { display: none; }
  .nav-cta { display: none; }
  .nav-toggle { display: flex; }
  section { padding: 100px 0; }
  .container { padding: 0 24px; }
  .v-label { display: none; }
  .hero h1 { font-size: clamp(2.2rem, 8vw, 3.4rem); }
  .section-title { font-size: clamp(1.8rem, 6vw, 2.6rem); }
  .hero-lead { font-size: 1rem; }
  .body-lead { font-size: 1.05rem; }
  .body-text { font-size: 0.98rem; }
  .gallery { grid-template-columns: 1fr 1fr; gap: 10px; }
  .contact-aside { padding: 32px 24px; }
  .form { padding: 32px 24px; }
  .form > div[style*="grid-template-columns:1fr 1fr"] { grid-template-columns: 1fr !important; gap: 0 !important; }
  .tweaks-panel { right: 16px; bottom: 16px; max-width: calc(100vw - 32px); }
  .stats { grid-template-columns: 1fr; gap: 32px; }
  footer .fname { font-size: clamp(1.6rem, 8vw, 2.4rem); word-break: keep-all; }
  .split-meta { flex-wrap: wrap; }
}


/* ------ Perf: GPU promote hero layers ------ */
.hero-bg-photo img,
.hero-bg-circle,
.custom-cursor,
.progress-bar {
  transform: translateZ(0);
  backface-visibility: hidden;
}
.hero-bg-photo img { will-change: opacity; }
.hero h1 .line span { will-change: transform; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}