/* ============================================================
   HATSUHI ATELIER — Ingeniería de la Manifestación
   Templo japonés al amanecer × planos de ingeniería
   ============================================================ */

:root {
  /* Palette — Hatsuhi (First Light) */
  --paper: #FDEFEC;
  --paper-deep: #F5DDD7;
  --ink: #2A1F2D;
  --ink-soft: #5A4A5A;
  --sakura: #F5A8B8;
  --sakura-soft: #FBD3DC;
  --torii: #E27A92;
  --torii-deep: #B85B73;
  --hourblue: #C9B6E4;
  --hourblue-soft: #E8DEF4;
  --bronze: #C9A961;
  --bronze-deep: #A88A45;

  /* Type */
  --font-display: 'Instrument Serif', 'Times New Roman', serif;
  --font-body: 'Geist', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;

  /* Spacing */
  --max: 1200px;
  --max-narrow: 760px;
  --pad: clamp(20px, 4vw, 48px);
}

/* ----------- Reset ----------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--pad);
  position: relative;
}
.container--narrow { max-width: var(--max-narrow); }

.mono { font-family: var(--font-mono); font-weight: 400; letter-spacing: 0.02em; }
.dim { color: var(--ink-soft); opacity: 0.7; }
em { font-family: var(--font-display); font-style: italic; font-weight: 400; }
.italic { font-style: italic; }
.period { color: var(--torii-deep); }
.hl {
  background: linear-gradient(180deg, transparent 60%, var(--sakura-soft) 60%);
  padding: 0 2px;
}
.strike {
  position: relative;
  color: var(--ink-soft);
}
.strike::after {
  content: '';
  position: absolute; left: -2%; right: -2%; top: 55%;
  border-top: 1px solid var(--torii-deep);
  transform: rotate(-2deg);
}

/* ============================================================
   NAV
   ============================================================ */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid color-mix(in srgb, var(--ink) 8%, transparent);
}
.nav__inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 14px var(--pad);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.nav__brand {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.15em;
}
.nav__brand-mark { color: var(--torii); font-size: 14px; }
.nav__brand-name { font-weight: 500; letter-spacing: 0.22em; }
.nav__brand-meta { color: var(--ink-soft); font-size: 11px; letter-spacing: 0.05em; }
@media (max-width: 640px) { .nav__brand-meta { display: none; } }

.nav__cta {
  font-family: var(--font-mono);
  font-size: 13px;
  padding: 9px 16px;
  border: 1px solid var(--ink);
  border-radius: 999px;
  background: var(--ink);
  color: var(--paper);
  display: inline-flex; gap: 8px; align-items: center;
  transition: transform .2s ease, background .2s ease;
}
.nav__cta:hover { transform: translateY(-1px); background: var(--torii-deep); border-color: var(--torii-deep); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  padding: clamp(60px, 9vw, 120px) 0 clamp(80px, 10vw, 140px);
  overflow: hidden;
  background:
    radial-gradient(ellipse 80% 60% at 50% 0%, var(--hourblue-soft) 0%, transparent 55%),
    radial-gradient(ellipse 90% 60% at 80% 100%, var(--sakura) 0%, transparent 55%),
    radial-gradient(ellipse 70% 50% at 15% 70%, var(--sakura-soft) 0%, transparent 60%),
    var(--paper);
}

/* Blueprint grid background */
.blueprint-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(to right, color-mix(in srgb, var(--ink) 5%, transparent) 1px, transparent 1px),
    linear-gradient(to bottom, color-mix(in srgb, var(--ink) 5%, transparent) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse 60% 50% at 50% 50%, black 30%, transparent 90%);
  -webkit-mask-image: radial-gradient(ellipse 60% 50% at 50% 50%, black 30%, transparent 90%);
  pointer-events: none;
}

.hero__inner {
  position: relative;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--pad);
  text-align: center;
  z-index: 2;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  padding: 8px 18px;
  border: 1px solid var(--torii);
  border-radius: 999px;
  background: color-mix(in srgb, var(--sakura-soft) 70%, transparent);
  color: var(--torii-deep);
  margin-bottom: clamp(28px, 5vw, 44px);
}
.hero__badge .dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--torii);
  animation: pulse 2.4s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.7); }
}

.hero__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(56px, 11vw, 156px);
  line-height: 0.92;
  letter-spacing: -0.02em;
  margin: 0 0 32px;
  color: var(--ink);
}
.hero__title-line {
  display: block;
}
.hero__title-line.italic {
  font-style: italic;
  color: var(--torii-deep);
}

.hero__sub {
  font-size: clamp(17px, 1.8vw, 21px);
  max-width: 620px;
  margin: 0 auto 40px;
  color: var(--ink-soft);
  line-height: 1.5;
}

.hero__cta-row {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  margin-bottom: clamp(50px, 7vw, 80px);
}

.hero__microcopy {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
  display: inline-flex; gap: 12px; align-items: center;
}
.hero__microcopy .mono {
  background: var(--paper-deep);
  padding: 2px 8px;
  border-radius: 4px;
  color: var(--bronze-deep);
  font-size: 11px;
}

.hero__annotation {
  display: flex;
  align-items: center;
  gap: 14px;
  justify-content: center;
  font-size: 11px;
  color: var(--ink-soft);
  letter-spacing: 0.16em;
}
.anno-line {
  flex: 1;
  max-width: 120px;
  height: 1px;
  background: var(--torii);
  position: relative;
}
.anno-line::before, .anno-line::after {
  content: '';
  position: absolute; top: -2px;
  width: 1px; height: 5px;
  background: var(--torii);
}
.anno-line::before { left: 0; }
.anno-line::after { right: 0; }

/* ----------- CTA Buttons ----------- */
.cta {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 18px 32px;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 16px;
  border-radius: 999px;
  background: var(--ink);
  color: var(--paper);
  border: 1px solid var(--ink);
  cursor: pointer;
  transition: transform .25s ease, box-shadow .25s ease, background .25s ease;
  overflow: hidden;
  isolation: isolate;
}
.cta--primary {
  background: var(--torii-deep);
  border-color: var(--torii-deep);
  box-shadow:
    0 1px 0 rgba(255,255,255,0.4) inset,
    0 12px 30px -10px color-mix(in srgb, var(--torii-deep) 60%, transparent);
}
.cta--primary::before {
  content: '';
  position: absolute; inset: 1px;
  border-radius: inherit;
  background: linear-gradient(180deg,
    color-mix(in srgb, var(--torii) 70%, white) 0%,
    var(--torii-deep) 100%);
  z-index: -1;
}
.cta--primary::after {
  /* bronze beam traveling */
  content: '';
  position: absolute; inset: -2px;
  border-radius: inherit;
  background: conic-gradient(from var(--beam-angle, 0deg),
    transparent 0%,
    transparent 70%,
    var(--bronze) 85%,
    transparent 100%);
  z-index: -2;
  opacity: 0;
  transition: opacity .3s ease;
  animation: beam 4s linear infinite;
}
@property --beam-angle {
  syntax: '<angle>';
  initial-value: 0deg;
  inherits: false;
}
@keyframes beam {
  to { --beam-angle: 360deg; }
}
.cta--primary:hover::after { opacity: 1; }
.cta--primary:hover { transform: translateY(-2px); }
.cta__arrow { transition: transform .3s ease; display: inline-block; }
.cta:hover .cta__arrow { transform: translateX(4px); }
.cta--block { display: flex; justify-content: center; width: 100%; margin-top: 28px; }
.cta--xl {
  padding: 22px 40px;
  font-size: 18px;
}

/* ----------- Sakura Petals ----------- */
.petals { position: absolute; inset: 0; pointer-events: none; z-index: 1; }
.petal {
  position: absolute;
  width: 16px; height: 16px;
  background: var(--sakura);
  border-radius: 0 100% 0 100%;
  opacity: 0.85;
  filter: blur(0.2px) drop-shadow(0 2px 3px color-mix(in srgb, var(--torii-deep) 25%, transparent));
  animation: fall var(--dur, 18s) linear infinite;
  animation-delay: var(--delay, 0s);
  top: -20px;
  left: var(--x, 10%);
}
.petal:nth-child(3n)   { width: 11px; height: 11px; }
.petal:nth-child(4n+1) { width: 19px; height: 19px; }
.petal:nth-child(5n+2) { width: 9px;  height: 9px;  }
.petal.p1  { --x: 4%;   --dur: 14s; --delay: 0s;   background: var(--sakura); }
.petal.p2  { --x: 11%;  --dur: 18s; --delay: 3s;   background: var(--torii); opacity: 0.6; }
.petal.p3  { --x: 18%;  --dur: 12s; --delay: 7s;   background: var(--sakura); }
.petal.p4  { --x: 24%;  --dur: 20s; --delay: 1s;   background: var(--hourblue); opacity: 0.6; }
.petal.p5  { --x: 31%;  --dur: 15s; --delay: 9s;   background: var(--sakura); }
.petal.p6  { --x: 38%;  --dur: 22s; --delay: 4s;   background: var(--torii); opacity: 0.55; }
.petal.p7  { --x: 44%;  --dur: 17s; --delay: 11s;  background: var(--sakura); }
.petal.p8  { --x: 50%;  --dur: 24s; --delay: 13s;  background: var(--hourblue); opacity: 0.55; }
.petal.p9  { --x: 56%;  --dur: 13s; --delay: 6s;   background: var(--sakura); }
.petal.p10 { --x: 62%;  --dur: 19s; --delay: 2s;   background: var(--torii); opacity: 0.65; }
.petal.p11 { --x: 68%;  --dur: 16s; --delay: 10s;  background: var(--sakura); }
.petal.p12 { --x: 74%;  --dur: 21s; --delay: 5s;   background: var(--hourblue); opacity: 0.5; }
.petal.p13 { --x: 80%;  --dur: 14s; --delay: 8s;   background: var(--sakura); }
.petal.p14 { --x: 86%;  --dur: 23s; --delay: 12s;  background: var(--torii); opacity: 0.6; }
.petal.p15 { --x: 92%;  --dur: 17s; --delay: 15s;  background: var(--sakura); }
.petal.p16 { --x: 97%;  --dur: 20s; --delay: 4s;   background: var(--hourblue); opacity: 0.5; }
.petal.p17 { --x: 15%;  --dur: 25s; --delay: 16s;  background: var(--sakura); }
.petal.p18 { --x: 42%;  --dur: 28s; --delay: 18s;  background: var(--torii); opacity: 0.55; }
.petal.p19 { --x: 71%;  --dur: 26s; --delay: 19s;  background: var(--sakura); }
.petal.p20 { --x: 85%;  --dur: 27s; --delay: 21s;  background: var(--sakura); opacity: 0.7; }
@keyframes fall {
  0%   { transform: translate3d(0, -10vh, 0) rotate(0deg);    opacity: 0; }
  10%  { opacity: 0.9; }
  25%  { transform: translate3d(-30px, 25vh, 0) rotate(120deg); }
  50%  { transform: translate3d(40px, 50vh, 0) rotate(280deg); }
  75%  { transform: translate3d(-20px, 75vh, 0) rotate(420deg); }
  100% { transform: translate3d(50px, 110vh, 0) rotate(620deg); opacity: 0; }
}
@media (prefers-reduced-motion: reduce) {
  .petal, .hero__badge .dot { animation: none !important; }
}

/* ----------- Torii divider ----------- */
.torii-divider {
  margin-top: 60px;
  display: flex;
  justify-content: center;
  position: relative;
  z-index: 2;
}
.torii-mark {
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--ink-soft);
}

/* ============================================================
   SECTION SCAFFOLD
   ============================================================ */
.section {
  padding: clamp(70px, 10vw, 130px) 0;
  position: relative;
  background: var(--paper);
  border-top-left-radius: clamp(20px, 4vw, 44px);
  border-top-right-radius: clamp(20px, 4vw, 44px);
  margin-top: clamp(-44px, -4vw, -20px);
  z-index: 2;
  box-shadow: 0 -20px 40px -30px color-mix(in srgb, var(--torii-deep) 60%, transparent);
  isolation: isolate;
}
.section + .section { z-index: 3; }
.section + .section + .section { z-index: 4; }
.section + .section + .section + .section { z-index: 5; }
.section + .section + .section + .section + .section { z-index: 6; }
.section + .section + .section + .section + .section + .section { z-index: 7; }
.section + .section + .section + .section + .section + .section + .section { z-index: 8; }

/* Subtle "lip" indicator at top of each section showing it's tucked under */
.section::before {
  content: '';
  position: absolute;
  top: 14px; left: 50%;
  width: clamp(40px, 6vw, 64px);
  height: 3px;
  background: color-mix(in srgb, var(--torii) 35%, transparent);
  border-radius: 2px;
  transform: translateX(-50%);
  z-index: 1;
}
.section__head {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: clamp(28px, 4vw, 48px);
}
.section__num {
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--torii-deep);
  white-space: nowrap;
}
.section__rule {
  flex: 1; height: 1px;
  background: linear-gradient(90deg, var(--torii) 0%, transparent 100%);
  position: relative;
}
.section__rule::after {
  content: ''; position: absolute; right: 0; top: -2px;
  width: 5px; height: 5px;
  background: var(--torii);
  border-radius: 50%;
}
.section__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(34px, 5.5vw, 64px);
  line-height: 1.05;
  letter-spacing: -0.01em;
  margin: 0 0 48px;
  max-width: 16ch;
}

/* ============================================================
   DIAGNÓSTICO
   ============================================================ */
.section--diagnose { padding-top: clamp(50px, 7vw, 90px); }
.diagnose__text {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 46px);
  line-height: 1.18;
  max-width: 22ch;
  margin: 0 0 28px;
  color: var(--ink);
}
.diagnose__answer {
  font-size: clamp(17px, 1.6vw, 20px);
  max-width: 52ch;
  color: var(--ink-soft);
}

/* ============================================================
   DISCOVER — CARDS
   ============================================================ */
.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
@media (max-width: 900px) {
  .cards { grid-template-columns: 1fr; }
}
.card {
  position: relative;
  padding: 36px 28px 28px;
  background: var(--paper);
  border: 1px solid color-mix(in srgb, var(--ink) 10%, transparent);
  border-radius: 4px;
  transition: transform .35s ease, box-shadow .35s ease, border-color .35s ease;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  min-height: 360px;
}
.card::before {
  /* corner ticks */
  content: '';
  position: absolute; top: 8px; left: 8px;
  width: 14px; height: 14px;
  border-top: 1px solid var(--torii);
  border-left: 1px solid var(--torii);
}
.card::after {
  content: '';
  position: absolute; bottom: 8px; right: 8px;
  width: 14px; height: 14px;
  border-bottom: 1px solid var(--torii);
  border-right: 1px solid var(--torii);
}
.card--accent { background: var(--hourblue-soft); }
.card--accent .card__num { color: var(--torii-deep); }
.card__num {
  font-size: 12px;
  color: var(--ink-soft);
  letter-spacing: 0.2em;
  margin-bottom: 24px;
}
.card__icon {
  width: 56px; height: 56px;
  color: var(--torii-deep);
  margin-bottom: 28px;
}
.card__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 28px;
  line-height: 1.1;
  margin: 0 0 12px;
}
.card__body {
  font-size: 15px;
  color: var(--ink-soft);
  line-height: 1.55;
  margin: 0 0 20px;
  flex: 1;
}
.card__callout {
  font-size: 11px;
  color: var(--bronze-deep);
  letter-spacing: 0.08em;
  padding-top: 14px;
  border-top: 1px dashed color-mix(in srgb, var(--ink) 18%, transparent);
  opacity: 0.7;
  transition: opacity .3s ease, transform .3s ease;
}
.card:hover {
  transform: translateY(-4px);
  border-color: var(--torii);
  box-shadow:
    0 1px 0 rgba(255,255,255,0.6) inset,
    0 24px 40px -20px color-mix(in srgb, var(--torii-deep) 35%, transparent);
}
.card:hover .card__callout { opacity: 1; }

/* ============================================================
   MANIFESTO
   ============================================================ */
.section--manifesto {
  background:
    radial-gradient(ellipse 60% 80% at 50% 50%, var(--sakura-soft) 0%, transparent 70%),
    var(--paper);
}
.torii-frame {
  position: relative;
  text-align: center;
  padding: clamp(48px, 8vw, 96px) clamp(20px, 4vw, 60px);
  max-width: 880px;
  margin: 0 auto;
}
.torii-frame__beam {
  position: absolute;
  left: -8%; right: -8%;
  height: 4px;
  background: var(--torii-deep);
  border-radius: 2px;
}
.torii-frame__beam.top {
  top: 0;
  box-shadow: 0 -10px 0 -7px var(--torii-deep);
}
.torii-frame__beam.bottom {
  bottom: 0;
  box-shadow: 0 10px 0 -7px var(--torii-deep);
}
.torii-frame__beam::before,
.torii-frame__beam::after {
  content: '';
  position: absolute; top: -8px;
  width: 4px; height: 20px;
  background: var(--torii-deep);
  border-radius: 2px;
}
.torii-frame__beam.top::before { left: 8%; }
.torii-frame__beam.top::after  { right: 8%; }
.torii-frame__beam.bottom { display: none; }
.manifesto {
  font-family: var(--font-display);
  font-size: clamp(28px, 4.5vw, 52px);
  line-height: 1.2;
  margin: 0;
  color: var(--ink);
  font-style: italic;
}
.manifesto__open, .manifesto__close {
  font-style: normal;
  color: var(--torii-deep);
  font-size: 0.7em;
  vertical-align: 0.15em;
}
.manifesto__cite {
  display: block;
  margin-top: 28px;
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--ink-soft);
  font-style: normal;
}

/* ============================================================
   SPECS (Ficha técnica)
   ============================================================ */
.specs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: start;
}
@media (max-width: 860px) {
  .specs { grid-template-columns: 1fr; }
}
.specs__plan {
  position: relative;
  padding: clamp(28px, 4vw, 48px);
  background: var(--paper);
  border: 1px solid color-mix(in srgb, var(--ink) 14%, transparent);
}
.specs__corner {
  position: absolute;
  width: 18px; height: 18px;
}
.specs__corner.tl { top: -1px; left: -1px; border-top: 2px solid var(--torii-deep); border-left: 2px solid var(--torii-deep); }
.specs__corner.tr { top: -1px; right: -1px; border-top: 2px solid var(--torii-deep); border-right: 2px solid var(--torii-deep); }
.specs__corner.bl { bottom: -1px; left: -1px; border-bottom: 2px solid var(--torii-deep); border-left: 2px solid var(--torii-deep); }
.specs__corner.br { bottom: -1px; right: -1px; border-bottom: 2px solid var(--torii-deep); border-right: 2px solid var(--torii-deep); }

.specs__list {
  margin: 0 0 8px;
  padding: 0;
}
.specs__row {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 20px;
  padding: 18px 0;
  border-bottom: 1px dashed color-mix(in srgb, var(--ink) 14%, transparent);
}
.specs__row:last-of-type { border-bottom: none; }
.specs__row dt {
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--ink-soft);
  padding-top: 4px;
}
.specs__row dd {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(22px, 2.4vw, 30px);
  line-height: 1.2;
  color: var(--ink);
}
.specs__row dd .dim { font-family: var(--font-mono); font-size: 12px; }

.specs__side {
  display: flex;
  flex-direction: column;
}
.specs__tip {
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink-soft);
  padding: 24px;
  background: var(--hourblue-soft);
  border-left: 2px solid var(--torii-deep);
}
.specs__tip strong { color: var(--ink); font-weight: 600; }

/* ============================================================
   ABOUT
   ============================================================ */
.about {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 40px;
  align-items: center;
}
@media (max-width: 640px) {
  .about { grid-template-columns: 1fr; text-align: center; }
  .about__avatar { margin: 0 auto; }
}
.about__avatar {
  width: 180px; height: 180px;
  border-radius: 50%;
  background:
    radial-gradient(circle at 30% 25%, var(--sakura-soft) 0%, var(--torii) 80%);
  display: grid; place-items: center;
  position: relative;
  box-shadow:
    0 0 0 1px var(--paper),
    0 0 0 2px var(--torii);
}
.about__avatar::after {
  content: '';
  position: absolute; inset: -14px;
  border: 1px dashed var(--torii);
  border-radius: 50%;
  opacity: 0.5;
}
.about__avatar { overflow: hidden; }
.about__avatar-img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center top;
  border-radius: 50%;
  display: block;
}
.about__avatar-mark {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 84px;
  color: var(--paper);
  line-height: 1;
  width: 100%; height: 100%;
  place-items: center;
}
.about__name {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(34px, 4.5vw, 52px);
  line-height: 1;
  margin: 0 0 14px;
}
.about p { margin: 0 0 12px; color: var(--ink-soft); }

/* ============================================================
   FAQ
   ============================================================ */
.faq {
  border-bottom: 1px solid color-mix(in srgb, var(--ink) 12%, transparent);
  padding: 4px 0;
}
.faq summary {
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  padding: 22px 4px;
  cursor: pointer;
  font-family: var(--font-display);
  font-size: clamp(20px, 2.2vw, 26px);
  color: var(--ink);
  transition: color .2s ease;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary:hover { color: var(--torii-deep); }
.faq__icon {
  font-family: var(--font-mono);
  font-size: 22px;
  color: var(--torii-deep);
  transition: transform .3s ease;
}
.faq[open] .faq__icon { transform: rotate(45deg); }
.faq__body {
  padding: 0 4px 24px;
  color: var(--ink-soft);
  font-size: 16px;
  line-height: 1.6;
  max-width: 60ch;
}

/* ============================================================
   FINAL CTA
   ============================================================ */
.section--final {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(ellipse 70% 80% at 50% 100%, var(--hourblue-soft) 0%, transparent 60%),
    radial-gradient(ellipse 50% 60% at 50% 0%, var(--sakura-soft) 0%, transparent 60%),
    var(--paper);
  text-align: center;
  padding: clamp(90px, 12vw, 160px) 0;
}
.petals--final { z-index: 1; }
.section--final .container { position: relative; z-index: 2; }
.final__eyebrow {
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--torii-deep);
  display: block;
  margin-bottom: 32px;
}
.final__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(36px, 6.5vw, 78px);
  line-height: 1.05;
  letter-spacing: -0.01em;
  margin: 0 0 24px;
  max-width: 18ch;
  margin-inline: auto;
}
.final__sub {
  font-size: clamp(16px, 1.8vw, 20px);
  color: var(--ink-soft);
  max-width: 48ch;
  margin: 0 auto 40px;
}
.final__microcopy {
  margin-top: 24px;
  font-size: 12px;
  color: var(--ink-soft);
  letter-spacing: 0.06em;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  border-top: 1px solid color-mix(in srgb, var(--ink) 10%, transparent);
  padding: 28px 0;
  background: var(--paper);
}
.footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 13px;
}
.footer__brand {
  font-family: var(--font-mono);
  letter-spacing: 0.22em;
  font-size: 12px;
}
.footer__meta {
  display: flex; gap: 10px;
  font-size: 11px;
  letter-spacing: 0.08em;
}

/* ============================================================
   RESPONSIVE TWEAKS
   ============================================================ */
@media (max-width: 480px) {
  body { font-size: 16px; }
  .hero__badge { font-size: 10px; padding: 7px 14px; letter-spacing: 0.12em; }
  .cta { padding: 16px 24px; font-size: 15px; }
  .anno-line { max-width: 50px; }
}

/* ============================================================
   FORM (Reserva)
   ============================================================ */
.form {
  position: relative;
  background: var(--paper);
  border: 1px solid var(--torii);
  padding: clamp(26px, 3.5vw, 38px);
  margin-bottom: 24px;
  box-shadow:
    0 1px 0 rgba(255,255,255,0.6) inset,
    0 28px 50px -28px color-mix(in srgb, var(--torii-deep) 50%, transparent);
}
.form::before, .form::after {
  content: '';
  position: absolute;
  width: 16px; height: 16px;
}
.form::before { top: -1px; right: -1px; border-top: 2px solid var(--torii-deep); border-right: 2px solid var(--torii-deep); }
.form::after  { bottom: -1px; left: -1px; border-bottom: 2px solid var(--torii-deep); border-left: 2px solid var(--torii-deep); }
.form__eyebrow {
  display: block;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--torii-deep);
  margin-bottom: 10px;
}
.form__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(26px, 3vw, 34px);
  line-height: 1.1;
  margin: 0 0 24px;
  color: var(--ink);
}
.form__title em { color: var(--torii-deep); }

.field {
  display: block;
  margin-bottom: 18px;
}
.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.field-row .field { margin-bottom: 18px; }
@media (max-width: 520px) {
  .field-row { grid-template-columns: 1fr; gap: 0; }
}
.field__label {
  display: block;
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--ink-soft);
  margin-bottom: 8px;
}
.field input {
  width: 100%;
  font: inherit;
  font-size: 16px;
  padding: 14px 16px;
  background: var(--paper-deep);
  border: 1px solid color-mix(in srgb, var(--torii) 50%, transparent);
  border-radius: 4px;
  color: var(--ink);
  transition: border-color .2s ease, background .2s ease, box-shadow .2s ease;
}
.field input::placeholder { color: color-mix(in srgb, var(--ink-soft) 70%, transparent); }
.field input:focus {
  outline: none;
  border-color: var(--torii-deep);
  background: var(--paper);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--sakura) 40%, transparent);
}

.check {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  align-items: start;
  margin: 22px 0 26px;
  cursor: pointer;
  font-size: 14px;
  line-height: 1.45;
  color: var(--ink);
}
.check input { position: absolute; opacity: 0; pointer-events: none; }
.check__box {
  width: 22px; height: 22px;
  border: 1.5px solid var(--torii-deep);
  border-radius: 4px;
  background: var(--paper);
  display: grid; place-items: center;
  color: transparent;
  transition: background .2s ease, color .2s ease, transform .2s ease;
  margin-top: 1px;
}
.check__box svg { width: 14px; height: 14px; }
.check input:checked + .check__box {
  background: var(--torii-deep);
  color: var(--paper);
  transform: scale(1.05);
}
.check input:focus-visible + .check__box {
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--sakura) 50%, transparent);
}
.check__text em { color: var(--torii-deep); font-style: italic; }

.form button.cta {
  width: 100%;
  font: inherit;
  font-weight: 500;
  cursor: pointer;
}

.form__legal {
  margin: 14px 0 0;
  font-size: 11px;
  color: var(--ink-soft);
  text-align: center;
  letter-spacing: 0.04em;
}

/* Honeypot — hidden from users, visible to bots */
.hp {
  position: absolute !important;
  left: -9999px !important;
  width: 1px; height: 1px;
  overflow: hidden;
}

/* Form status */
.form__status {
  margin: 14px 0 0;
  font-size: 13px;
  text-align: center;
  min-height: 1.2em;
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
  transition: color .2s ease;
}
.form__status.is-pending { color: var(--ink-soft); }
.form__status.is-ok      { color: var(--torii-deep); font-weight: 500; }
.form__status.is-error   { color: #B0314A; }

/* Loading state on submit */
.cta.is-loading { opacity: 0.7; cursor: progress; }
.cta.is-loading .cta__arrow {
  animation: cta-spin 0.9s linear infinite;
}
@keyframes cta-spin {
  to { transform: rotate(360deg); }
}

/* Sent state (form fades a bit, success big check) */
.form.is-sent { opacity: 0.85; }
.form.is-sent button[type="submit"] {
  background: var(--bronze-deep);
  border-color: var(--bronze-deep);
  pointer-events: none;
}
.form.is-sent button[type="submit"]::before { background: var(--bronze); }
.form.is-sent .cta__label::before { content: '✓ '; }

/* ============================================================
   SCROLL PROGRESS BAR (top)
   ============================================================ */
.scroll-progress {
  position: fixed; top: 0; left: 0; right: 0;
  height: 3px;
  background: color-mix(in srgb, var(--torii) 18%, transparent);
  z-index: 100;
  pointer-events: none;
}
.scroll-progress__bar {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--torii), var(--torii-deep), var(--bronze));
  transform-origin: 0 50%;
  transform: scaleX(0);
  transition: transform 0.08s linear;
  box-shadow: 0 0 10px color-mix(in srgb, var(--torii) 50%, transparent);
}

/* (Spine removed — clean left edge) */

/* ============================================================
   REVEAL ON SCROLL
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  filter: blur(6px);
  transition:
    opacity 0.9s cubic-bezier(0.2, 0.7, 0.2, 1),
    transform 0.9s cubic-bezier(0.2, 0.7, 0.2, 1),
    filter 0.9s cubic-bezier(0.2, 0.7, 0.2, 1);
  will-change: opacity, transform, filter;
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
  filter: blur(0);
}
/* Staggered card reveal */
.cards .card:nth-child(1) { transition-delay: 0s; }
.cards .card:nth-child(2) { transition-delay: .12s; }
.cards .card:nth-child(3) { transition-delay: .24s; }

/* (Old section connectors removed — replaced by stacked card-fit effect) */

/* ============================================================
   SCROLL-DRIVEN SECTION SNAP-FIT (CSS scroll-timeline)
   Each section "encaja" into the previous as it enters viewport.
   Browsers without animation-timeline: graceful fallback (static).
   ============================================================ */
@supports (animation-timeline: view()) {
  .section {
    animation: section-fit linear both;
    animation-timeline: view();
    animation-range: entry 0% cover 35%;
    transform-origin: center top;
  }
  @keyframes section-fit {
    from {
      transform: translateY(70px) scale(0.94);
      filter: brightness(0.92) saturate(0.85);
      border-top-left-radius: 60px;
      border-top-right-radius: 60px;
    }
    to {
      transform: translateY(0) scale(1);
      filter: brightness(1) saturate(1);
    }
  }

  /* The hero parallax: title drifts up + petals layer drifts down */
  .hero__title {
    animation: hero-drift linear both;
    animation-timeline: view();
    animation-range: exit 0% exit 100%;
  }
  @keyframes hero-drift {
    to { transform: translateY(-40px); opacity: 0.4; }
  }
  .hero .petals {
    animation: petals-drift linear both;
    animation-timeline: view();
    animation-range: exit 0% exit 100%;
  }
  @keyframes petals-drift {
    to { transform: translateY(80px); }
  }
}

/* ============================================================
   TRAVELING SYMBOL (acompaña el scroll)
   ============================================================ */
.traveler {
  position: fixed;
  top: 50%;
  right: clamp(14px, 2.4vw, 32px);
  width: 56px;
  height: 56px;
  z-index: 45;
  pointer-events: none;
  transform: translateY(-50%);
  transition: top 0.35s cubic-bezier(0.2, 0.7, 0.2, 1);
  filter: drop-shadow(0 8px 18px color-mix(in srgb, var(--torii-deep) 35%, transparent));
}
.traveler__ring {
  position: absolute; inset: 0;
  border: 1px solid color-mix(in srgb, var(--torii-deep) 40%, transparent);
  border-radius: 50%;
  animation: traveler-pulse 3.2s ease-in-out infinite;
}
.traveler__ring::after {
  content: '';
  position: absolute; inset: -8px;
  border: 1px dashed color-mix(in srgb, var(--torii) 50%, transparent);
  border-radius: 50%;
  animation: traveler-spin 18s linear infinite;
}
.traveler__svg {
  position: absolute; inset: 8px;
  animation: traveler-spin 22s linear infinite;
}
.traveler__svg path,
.traveler__svg circle,
.traveler__svg line {
  fill: none;
  stroke: var(--torii-deep);
  stroke-width: 1.2;
}
.traveler__svg .petal-fill {
  fill: var(--torii);
  stroke: none;
  transform-origin: 20px 20px;
  animation: traveler-petal 4s ease-in-out infinite alternate;
}
.traveler__svg .core {
  fill: var(--bronze);
  stroke: none;
}
.traveler__label {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.18em;
  color: var(--torii-deep);
  white-space: nowrap;
  text-transform: uppercase;
  opacity: 0;
  transition: opacity 0.4s ease;
}
.traveler.is-named .traveler__label { opacity: 0.85; }

@keyframes traveler-spin {
  to { transform: rotate(360deg); }
}
@keyframes traveler-pulse {
  0%, 100% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--torii) 40%, transparent); }
  50%      { box-shadow: 0 0 0 10px color-mix(in srgb, var(--torii) 0%, transparent); }
}
@keyframes traveler-petal {
  from { transform: rotate(0deg) scale(1); }
  to   { transform: rotate(45deg) scale(1.12); }
}

/* Section-tinted traveler */
.traveler[data-zone="diag"]   .traveler__svg path,
.traveler[data-zone="diag"]   .traveler__ring        { stroke: var(--torii-deep); border-color: var(--torii-deep); }
.traveler[data-zone="mapa"]   .traveler__svg .petal-fill { fill: var(--sakura); }
.traveler[data-zone="manif"]  .traveler__svg .core   { fill: var(--torii-deep); }
.traveler[data-zone="reservar"] .traveler__svg .core { fill: var(--bronze); }
.traveler[data-zone="guia"]   .traveler__svg .petal-fill { fill: var(--hourblue); }
.traveler[data-zone="faq"]    .traveler__svg path    { stroke: var(--ink); }

@media (max-width: 720px) {
  .traveler { width: 40px; height: 40px; right: 10px; }
  .traveler__label { font-size: 8px; }
}
@media (prefers-reduced-motion: reduce) {
  .traveler, .traveler *, .traveler__svg, .traveler__ring,
  .traveler__ring::after, .traveler__svg .petal-fill {
    animation: none !important;
    transition: none !important;
  }
}

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; filter: none; transition: none; }
}

/* ============================================================
   MOBILE RESPONSIVE — REFINEMENTS
   ============================================================ */
@media (max-width: 860px) {
  .section { padding: clamp(56px, 12vw, 90px) 0; }
  .section__head { gap: 12px; margin-bottom: 28px; }
  .section__num { font-size: 10px; letter-spacing: 0.16em; }
  .hero { padding: 80px 0 90px; }
  .hero__title { font-size: clamp(48px, 14vw, 88px); }
  .hero__sub { font-size: 17px; }
  .hero__badge { font-size: 10px; letter-spacing: 0.12em; padding: 7px 14px; }
  .hero__annotation { font-size: 10px; }

  .nav__inner { padding: 12px 18px; }
  .nav__brand-name { font-size: 12px; letter-spacing: 0.18em; }
  .nav__cta { font-size: 12px; padding: 8px 14px; }

  /* Specs rows stack labels on top */
  .specs__row {
    grid-template-columns: 1fr;
    gap: 4px;
    padding: 14px 0;
  }
  .specs__row dt { padding-top: 0; }
  .specs__row dd { font-size: 22px; }

  /* Cards */
  .card { min-height: 0; padding: 28px 22px; }
  .card__title { font-size: 24px; }

  /* Manifesto */
  .torii-frame { padding: 48px 12px; }
  .manifesto { font-size: clamp(24px, 6vw, 36px); }
  .torii-frame__beam { left: 0; right: 0; }
  .torii-frame__beam.top::before { left: 4%; }
  .torii-frame__beam.top::after  { right: 4%; }

  /* Form */
  .form { padding: 24px 20px; }
  .form__title { font-size: 24px; }
  .field input { font-size: 16px; padding: 12px 14px; }

  /* About */
  .about__avatar { width: 140px; height: 140px; }
  .about__avatar-mark { font-size: 64px; }
  .about__name { font-size: 36px; }

  /* FAQ */
  .faq summary { font-size: 20px; padding: 18px 4px; }
  .faq__body { font-size: 15px; }

  /* Final */
  .final__title { font-size: clamp(32px, 8vw, 52px); }
  .cta--xl { padding: 18px 28px; font-size: 16px; width: 100%; justify-content: center; }

  /* Section connectors smaller */
  .section + .section::before { height: 40px; }

  /* Scroll progress slightly taller for visibility */
  .scroll-progress { height: 2px; }
}

@media (max-width: 480px) {
  :root { --pad: 18px; }
  .hero { padding: 64px 0 72px; }
  .hero__title { font-size: clamp(44px, 15vw, 72px); }
  .hero__cta-row { gap: 12px; }
  .hero__microcopy { flex-direction: column; gap: 6px; font-size: 11px; text-align: center; }
  .cta { padding: 14px 22px; font-size: 14px; }
  .cta--primary { width: 100%; justify-content: center; }
  .hero__annotation { gap: 8px; }
  .anno-line { max-width: 30px; }

  .torii-mark { font-size: 9px; letter-spacing: 0.14em; }
  .diagnose__text { font-size: clamp(24px, 7vw, 30px); }
  .specs__list { margin-bottom: 0; }
  .form__title { font-size: 22px; }
  .check { font-size: 13px; }
  .check__box { width: 20px; height: 20px; }

  .footer__inner { flex-direction: column; align-items: flex-start; gap: 8px; }
  .footer__meta { flex-wrap: wrap; font-size: 10px; }

  /* Hide horizontal section divider line for tighter mobile look */
  .section + .section::before { height: 32px; }
}