/* =============================================================
   A Coleção — Instrumentos Cirúrgicos do Império Romano
   Mobile-first. Client-side only. Apple-inspired motion.
   ============================================================= */

:root {
  --bg: #0a0906;
  --bg-2: #110e08;
  --bg-3: #1a160e;
  --ink: #e9e2d2;
  --ink-dim: #b8ad95;
  --ink-faint: #6f6853;
  --rule: rgba(201, 168, 103, 0.18);

  --bronze: #c9a867;
  --bronze-2: #e0c07a;
  --bronze-deep: #8a6a2b;
  --patina: #3a5a52;

  --serif: "Cormorant Garamond", "Times New Roman", Georgia, serif;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-apple: cubic-bezier(0.22, 1, 0.36, 1);

  --pad: clamp(1.25rem, 5vw, 3rem);
  --maxw: 68ch;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-weight: 400;
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  min-height: 100vh;
  letter-spacing: 0.005em;
}

img { display: block; max-width: 100%; height: auto; }
picture { display: contents; }

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

.skip-link {
  position: absolute;
  top: -100px;
  left: 1rem;
  z-index: 1000;
  padding: 0.75rem 1.25rem;
  background: var(--bronze);
  color: #181308;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 500;
  transition: top 0.3s var(--ease-apple);
}
.skip-link:focus { top: 1rem; outline: 2px solid var(--bronze-2); outline-offset: 2px; }

/* ---------- BG CANVAS (Three.js) ---------- */
#bg-canvas {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
  pointer-events: none;
  opacity: 0.9;
  transition: opacity 0.8s var(--ease-apple);
}
body.no-webgl #bg-canvas { display: none; }

/* Film grain overlay for tactile feel */
.grain {
  position: fixed; inset: 0; z-index: 1;
  pointer-events: none;
  opacity: 0.06;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.9  0 0 0 0 0.8  0 0 0 0 0.6  0 0 0 0.7 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
}

main { position: relative; z-index: 2; }

/* ---------- NAV ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 20;
  backdrop-filter: saturate(140%) blur(14px);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
  background: linear-gradient(to bottom, rgba(10,9,6,0.6), rgba(10,9,6,0.0));
  border-bottom: 1px solid transparent;
  transition: background 0.4s var(--ease-apple), border-color 0.4s var(--ease-apple);
}
.nav.is-scrolled {
  background: rgba(10, 9, 6, 0.72);
  border-bottom-color: var(--rule);
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.9rem var(--pad);
  max-width: 1400px; margin: 0 auto;
}
.nav-brand { display: inline-flex; align-items: baseline; gap: 0.6rem; }
.nav-mark {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 500;
  color: var(--bronze-2);
  font-size: 1.2rem;
  letter-spacing: 0.02em;
}
.nav-title {
  font-family: var(--serif);
  font-size: 1rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-dim);
}
.nav-links {
  display: none;
  gap: 1.75rem;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-dim);
}
.nav-links a {
  position: relative;
  transition: color 0.3s var(--ease-apple);
}
.nav-links a:hover { color: var(--bronze-2); }
.nav-links a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -6px;
  height: 1px; background: var(--bronze); transform: scaleX(0); transform-origin: left;
  transition: transform 0.5s var(--ease-apple);
}
.nav-links a:hover::after { transform: scaleX(1); }

.scroll-progress {
  position: absolute; left: 0; right: 0; bottom: 0;
  height: 1px; background: transparent;
}
.scroll-progress i {
  display: block; height: 100%;
  width: var(--scroll, 0%);
  background: linear-gradient(to right, transparent, var(--bronze));
  transition: width 0.08s linear;
}

@media (min-width: 720px) {
  .nav-links { display: inline-flex; }
}

/* ---------- HERO ---------- */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex; align-items: flex-end;
  padding: 0 var(--pad) clamp(3rem, 12vh, 6rem);
  overflow: hidden;
}
.hero::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 20% 110%, rgba(201,168,103,0.08), transparent 60%),
    radial-gradient(ellipse at 80% 0%, rgba(58,90,82,0.10), transparent 55%),
    linear-gradient(to bottom, rgba(10,9,6,0) 40%, rgba(10,9,6,0.6) 100%);
  pointer-events: none;
  z-index: 1;
}
.hero-inner {
  position: relative; z-index: 2;
  max-width: 1200px; margin: 0 auto; width: 100%;
}
.eyebrow {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--bronze);
  margin-bottom: 1.5rem;
}
.hero-title {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(2.8rem, 11vw, 8rem);
  line-height: 0.98;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin-bottom: 1.75rem;
}
.hero-title .line {
  display: block;
  overflow: hidden;
}
.hero-title .italic {
  font-style: italic;
  color: var(--bronze-2);
}
.hero-sub {
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(1.15rem, 3vw, 1.6rem);
  color: var(--ink-dim);
  max-width: 30ch;
  margin-bottom: 2rem;
}
.hero-meta {
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-faint);
  display: flex; flex-wrap: wrap; gap: 0.5rem 0.8rem; align-items: center;
}
.hero-meta .dot { opacity: 0.5; }

.scroll-cue {
  position: absolute;
  left: 50%;
  bottom: 1.4rem;
  transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 0.6rem;
  color: var(--ink-faint);
  font-size: 0.65rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  z-index: 3;
  animation: floatCue 3.2s var(--ease-apple) infinite;
}
.scroll-cue i {
  display: block; width: 1px; height: 38px;
  background: linear-gradient(to bottom, var(--bronze), transparent);
}
@keyframes floatCue {
  0%, 100% { transform: translate(-50%, 0); opacity: 0.9; }
  50% { transform: translate(-50%, 10px); opacity: 0.4; }
}

/* ---------- PROSE ---------- */
.prose {
  position: relative;
  padding: clamp(5rem, 14vh, 10rem) var(--pad);
}
.prose-inner {
  max-width: var(--maxw);
  margin: 0 auto;
}
.prose p {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(1.2rem, 2.4vw, 1.55rem);
  line-height: 1.55;
  color: var(--ink);
  margin-bottom: 1.4em;
}
.prose p em {
  font-style: italic;
  color: var(--bronze-2);
}
.prose p strong {
  font-weight: 500;
  color: var(--bronze-2);
}
.prose .large {
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  line-height: 1.3;
  letter-spacing: -0.005em;
}
.dropcap::first-letter {
  font-family: var(--serif);
  float: left;
  font-size: 4.6em;
  line-height: 0.86;
  padding: 0.05em 0.08em 0 0;
  color: var(--bronze);
  font-style: italic;
  font-weight: 500;
}

.chapter-head {
  display: flex;
  align-items: baseline;
  gap: 1.2rem;
  margin-bottom: 2.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--rule);
}
.chapter-num {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1rem;
  color: var(--bronze);
  letter-spacing: 0.1em;
  min-width: 1.5rem;
}
.chapter-title {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(1.8rem, 5vw, 3rem);
  line-height: 1.05;
  color: var(--ink);
  letter-spacing: -0.01em;
}

/* ---------- SHOWCASE (parallax image) ---------- */
.showcase {
  position: relative;
  padding: clamp(2rem, 6vh, 5rem) 0;
  overflow: hidden;
}
.showcase-figure {
  margin: 0 auto;
  max-width: 1400px;
  padding: 0 var(--pad);
}
.showcase-img-wrap {
  position: relative;
  overflow: hidden;
  border-radius: 8px;
  aspect-ratio: 16 / 10;
  background: var(--bg-2);
  box-shadow:
    0 30px 80px -30px rgba(0,0,0,0.75),
    0 0 0 1px rgba(201,168,103,0.08) inset;
  will-change: transform;
}
.showcase-img {
  position: absolute;
  inset: -12%;
  width: 124%; height: 124%;
  object-fit: cover;
  object-position: center;
  will-change: transform;
  transform: translate3d(0, var(--py, 0), 0) scale(1.02);
  transition: transform 0.05s linear;
  filter: saturate(0.95) contrast(1.05);
}
.showcase-caption {
  display: flex; flex-direction: column; gap: 0.35rem;
  margin-top: 1.25rem;
  padding-left: 0.15rem;
}
.caption-kicker {
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--bronze);
}
.caption-text {
  font-family: var(--serif);
  font-style: italic;
  color: var(--ink-dim);
  font-size: 1.05rem;
}
@media (min-width: 820px) {
  .showcase-img-wrap { aspect-ratio: 16 / 9; }
}

/* ---------- VIDEO ---------- */
.video-section {
  padding: clamp(4rem, 10vh, 8rem) var(--pad);
  position: relative;
}
.video-inner {
  max-width: 1200px;
  margin: 0 auto;
}
.video-head {
  margin-bottom: 1.75rem;
  display: flex; flex-direction: column; gap: 0.6rem;
}
.video-title {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(1.5rem, 4vw, 2.4rem);
  line-height: 1.15;
  color: var(--ink);
  letter-spacing: -0.005em;
  max-width: 22ch;
}
.video-title em { font-style: italic; color: var(--bronze-2); }
.video-frame {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  background: var(--bg-2);
  box-shadow:
    0 30px 80px -30px rgba(0,0,0,0.75),
    0 0 0 1px rgba(201,168,103,0.08) inset;
}
.video-frame::after {
  /* subtle bronze glow on the edge */
  content: ""; position: absolute; inset: -1px;
  border-radius: 9px;
  pointer-events: none;
  background: linear-gradient(130deg, rgba(201,168,103,0.15), transparent 40%, transparent 60%, rgba(201,168,103,0.08));
  mix-blend-mode: screen;
  opacity: 0.6;
}
.video-aspect {
  position: relative;
  padding-top: 75%;
}
.video-aspect iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}
.video-caption {
  margin-top: 1.25rem;
  font-family: var(--serif);
  font-style: italic;
  color: var(--ink-dim);
  font-size: clamp(1rem, 1.6vw, 1.15rem);
  max-width: 52ch;
}
.video-caption em { color: var(--bronze-2); }

@media (min-width: 900px) {
  .video-aspect { padding-top: 56.25%; } /* 16:9 on wider screens */
}

.video-aside {
  margin-top: 2.5rem;
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--rule);
}
.video-aside-col { display: flex; flex-direction: column; gap: 0.6rem; }
.aside-kicker {
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--bronze);
}
.video-aside-col p {
  font-family: var(--serif);
  font-size: clamp(1.05rem, 1.9vw, 1.2rem);
  line-height: 1.55;
  color: var(--ink-dim);
  margin: 0;
}
.video-aside-col p em { font-style: italic; color: var(--bronze-2); }
.video-aside-col p strong { font-weight: 500; color: var(--bronze-2); }

@media (min-width: 780px) {
  .video-aside {
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
  }
}

/* ---------- PULLQUOTE ---------- */
.pullquote {
  padding: clamp(5rem, 16vh, 11rem) var(--pad);
  text-align: center;
  position: relative;
}
.pullquote::before, .pullquote::after {
  content: ""; display: block;
  width: min(60%, 420px); height: 1px;
  margin: 0 auto;
  background: linear-gradient(to right, transparent, var(--rule), transparent);
}
.pullquote::before { margin-bottom: clamp(3rem, 8vh, 5rem); }
.pullquote::after  { margin-top: clamp(3rem, 8vh, 5rem); }
.pullquote-inner {
  max-width: 22ch;
  margin: 0 auto;
  font-family: var(--serif);
  font-size: clamp(1.8rem, 5.5vw, 3.4rem);
  line-height: 1.15;
  color: var(--ink);
  letter-spacing: -0.01em;
}
.pullquote-inner em {
  font-style: italic;
  color: var(--bronze-2);
}
.pullquote-inner span {
  color: var(--bronze);
  font-size: 1.4em;
  line-height: 0;
  font-family: var(--serif);
  vertical-align: -0.2em;
}

/* ---------- INSTRUMENTS ---------- */
.instruments {
  padding: clamp(3rem, 8vh, 6rem) var(--pad) clamp(5rem, 12vh, 9rem);
  max-width: 1200px;
  margin: 0 auto;
}
.instrument-list {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid var(--rule);
}
.instrument {
  position: relative;
  padding: 2rem 0.25rem;
  border-bottom: 1px solid var(--rule);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0 1.2rem;
  align-items: baseline;
  transition: background 0.6s var(--ease-apple), padding 0.6s var(--ease-apple);
}
.instrument::before {
  content: "";
  position: absolute; left: -2rem; right: -2rem; top: 0; bottom: 0;
  background: radial-gradient(ellipse at 20% 50%, rgba(201,168,103,0.05), transparent 60%);
  opacity: 0;
  transition: opacity 0.6s var(--ease-apple);
  pointer-events: none;
}
.instrument:hover::before { opacity: 1; }
.instrument:hover { padding-left: 0.9rem; }
.inst-num {
  font-family: var(--serif);
  font-style: italic;
  color: var(--bronze);
  font-size: 0.95rem;
  letter-spacing: 0.1em;
  grid-row: span 2;
  align-self: start;
  padding-top: 0.3rem;
}
.inst-name {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(1.5rem, 4vw, 2.2rem);
  color: var(--ink);
  line-height: 1.1;
  margin-bottom: 0.5rem;
  letter-spacing: -0.005em;
}
.inst-name em { font-style: italic; color: var(--bronze-2); }
.inst-desc {
  font-family: var(--serif);
  font-size: clamp(1.02rem, 2vw, 1.2rem);
  color: var(--ink-dim);
  line-height: 1.5;
  grid-column: 2;
}

@media (min-width: 780px) {
  .instrument { padding: 2.5rem 0.5rem; grid-template-columns: 5rem 1fr 1fr; gap: 2rem; align-items: baseline; }
  .instrument:hover { padding-left: 1.5rem; }
  .inst-num { grid-row: 1; padding-top: 0.5rem; font-size: 1rem; }
  .inst-name { margin-bottom: 0; }
  .inst-desc { grid-column: 3; }
}

/* ---------- FINALE ---------- */
.finale {
  min-height: 85svh;
  display: flex; align-items: center; justify-content: center;
  padding: clamp(5rem, 15vh, 10rem) var(--pad);
  text-align: center;
  position: relative;
}
.finale::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(ellipse at center, rgba(201,168,103,0.06), transparent 65%);
  pointer-events: none;
}
.finale-inner {
  position: relative; z-index: 2;
  font-family: var(--serif);
  font-size: clamp(2.4rem, 9vw, 6.5rem);
  line-height: 1.02;
  letter-spacing: -0.015em;
}
.finale-line {
  display: block;
  color: var(--ink);
}
.finale-line.italic {
  font-style: italic;
  color: var(--bronze-2);
}

/* ---------- BOOK CTA ---------- */
.book {
  padding: clamp(5rem, 14vh, 10rem) var(--pad);
  position: relative;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  background:
    radial-gradient(ellipse at 10% 30%, rgba(201,168,103,0.08), transparent 55%),
    radial-gradient(ellipse at 90% 80%, rgba(58,90,82,0.08), transparent 55%);
}
.book-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2.5rem, 7vw, 5rem);
  align-items: center;
}
.book-cover-wrap {
  display: flex;
  justify-content: center;
  perspective: 1400px;
}
.book-cover-tilt {
  position: relative;
  width: clamp(200px, 55vw, 320px);
  transform-style: preserve-3d;
  transform: rotateY(-14deg) rotateX(4deg);
  transition: transform 0.8s var(--ease-apple);
  will-change: transform;
}
.book-cover-tilt:hover {
  transform: rotateY(-6deg) rotateX(2deg) translateY(-4px);
}
.book-cover {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 4px;
  box-shadow:
    -18px 22px 55px -12px rgba(0,0,0,0.75),
    -2px 0 0 0 rgba(201,168,103,0.3),
    0 0 0 1px rgba(0,0,0,0.4);
}
.book-cover-tilt::before {
  /* Page edge (right side of book) */
  content: "";
  position: absolute;
  top: 2%; bottom: 2%;
  right: -7px;
  width: 7px;
  background: linear-gradient(to right, #d9caa3, #a8926a);
  border-radius: 0 2px 2px 0;
  transform: translateZ(-4px);
}
.book-cover-shine {
  position: absolute;
  inset: 0;
  border-radius: 4px;
  background: linear-gradient(120deg, rgba(255,255,255,0) 40%, rgba(255,255,255,0.18) 48%, rgba(255,255,255,0) 56%);
  mix-blend-mode: screen;
  pointer-events: none;
  opacity: 0.6;
}
.book-body { max-width: 44ch; }
.book-eyebrow {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--bronze);
  margin-bottom: 1.2rem;
}
.book-title {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(2.2rem, 7vw, 4rem);
  line-height: 1;
  letter-spacing: -0.015em;
  color: var(--ink);
  margin-bottom: 1.25rem;
}
.book-title span { display: block; }
.book-title .italic { font-style: italic; color: var(--bronze-2); }
.book-sub {
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  line-height: 1.55;
  color: var(--ink-dim);
  margin-bottom: 1.75rem;
}
.book-stats {
  list-style: none;
  display: flex;
  gap: 1.75rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}
.book-stats li {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  padding-right: 1.75rem;
  border-right: 1px solid var(--rule);
  font-family: var(--sans);
}
.book-stats li:last-child { border-right: 0; padding-right: 0; }
.book-stats b {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(1.5rem, 3vw, 1.9rem);
  color: var(--bronze-2);
  line-height: 1;
}
.book-stats span {
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-faint);
}
.book-cta {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  align-items: stretch;
}
.btn-primary, .btn-ghost {
  font-family: var(--sans);
  font-size: 0.88rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  padding: 0.95rem 1.4rem;
  border-radius: 999px;
  cursor: pointer;
  border: 1px solid transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  transition: transform 0.35s var(--ease-apple), background 0.35s var(--ease-apple), color 0.35s var(--ease-apple), border-color 0.35s var(--ease-apple), box-shadow 0.35s var(--ease-apple);
  text-align: center;
  white-space: nowrap;
}
.btn-primary {
  background: var(--bronze);
  color: #181308;
  box-shadow: 0 10px 30px -10px rgba(201,168,103,0.55), 0 0 0 1px rgba(0,0,0,0.2) inset;
}
.btn-primary:hover {
  background: var(--bronze-2);
  transform: translateY(-2px);
  box-shadow: 0 14px 34px -10px rgba(201,168,103,0.7);
}
.btn-primary svg { transition: transform 0.4s var(--ease-apple); }
.btn-primary:hover svg { transform: translateX(4px); }
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--rule);
}
.btn-ghost:hover {
  border-color: var(--bronze);
  color: var(--bronze-2);
  transform: translateY(-2px);
}
@media (min-width: 820px) {
  .book-inner { grid-template-columns: auto 1fr; }
  .book-cta { flex-direction: row; align-items: center; }
}

/* ---------- EXIT-INTENT MODAL ---------- */
#ei-overlay {
  position: fixed; inset: 0; z-index: 300;
  background: rgba(5, 4, 2, 0.82);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex; align-items: center; justify-content: center;
  padding: 1rem;
  opacity: 0; pointer-events: none;
  transition: opacity 0.45s var(--ease-apple);
}
#ei-overlay.open { opacity: 1; pointer-events: auto; }
#ei-overlay[aria-hidden="true"] { }

#ei-modal {
  background: linear-gradient(180deg, #1a160e 0%, #110e08 100%);
  border: 1px solid var(--rule);
  border-radius: 14px;
  max-width: 480px; width: 100%;
  overflow: hidden;
  transform: translateY(24px) scale(0.96);
  transition: transform 0.55s var(--ease-apple);
  position: relative;
  box-shadow: 0 40px 100px -20px rgba(0,0,0,0.8), 0 0 0 1px rgba(201,168,103,0.06) inset;
}
#ei-overlay.open #ei-modal { transform: none; }

#ei-modal-head {
  background:
    radial-gradient(ellipse at 30% 0%, rgba(201,168,103,0.18), transparent 60%),
    linear-gradient(135deg, #1a140a 0%, #0f0c06 100%);
  padding: 2.25rem 2rem 1.75rem;
  text-align: center;
  position: relative;
  border-bottom: 1px solid var(--rule);
}
#ei-modal-head .ei-icon {
  font-size: 2.3rem;
  display: block;
  margin-bottom: 0.6rem;
  filter: drop-shadow(0 4px 14px rgba(201,168,103,0.35));
}
#ei-modal-head h2 {
  font-family: var(--serif);
  font-weight: 400;
  color: var(--ink);
  font-size: 1.55rem;
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin-bottom: 0.45rem;
}
#ei-modal-head p {
  color: var(--ink-dim);
  font-size: 0.88rem;
  margin: 0;
  font-family: var(--sans);
}
#ei-close {
  position: absolute; top: 0.75rem; right: 0.75rem;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--rule);
  color: var(--ink-dim);
  font-size: 0.95rem;
  width: 30px; height: 30px; border-radius: 50%;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: background 0.25s var(--ease-apple), color 0.25s var(--ease-apple), border-color 0.25s var(--ease-apple);
}
#ei-close:hover { background: rgba(201,168,103,0.1); color: var(--bronze-2); border-color: var(--bronze); }

#ei-modal-body { padding: 1.75rem 1.75rem 1.85rem; }

#ei-bullets {
  list-style: none;
  margin-bottom: 1.5rem;
}
#ei-bullets li {
  font-family: var(--serif);
  font-size: 0.98rem;
  color: var(--ink-dim);
  padding: 0.35rem 0 0.35rem 1.6rem;
  position: relative;
  line-height: 1.4;
}
#ei-bullets li::before {
  content: '✦';
  position: absolute; left: 0;
  color: var(--bronze);
  font-size: 0.9rem;
  top: 0.4rem;
}

#ei-form { display: block; }
#ei-success { display: none; text-align: center; padding: 0.5rem 0 0.75rem; }
#ei-success .ei-ok-icon { font-size: 2.2rem; display: block; margin-bottom: 0.75rem; }
#ei-success h3 {
  font-family: var(--serif);
  font-weight: 400;
  color: var(--bronze-2);
  font-size: 1.3rem;
  margin-bottom: 0.45rem;
}
#ei-success p {
  color: var(--ink-dim);
  font-size: 0.9rem;
  font-family: var(--sans);
  margin: 0;
  line-height: 1.55;
}

.ei-field {
  display: flex; flex-direction: column; gap: 0.4rem;
  margin-bottom: 0.9rem;
}
.ei-field label {
  font-family: var(--sans);
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--ink-faint);
  text-transform: uppercase;
  letter-spacing: 0.18em;
}
.ei-field input {
  padding: 0.85rem 1rem;
  border: 1px solid var(--rule);
  border-radius: 8px;
  font-size: 0.98rem;
  font-family: var(--sans);
  color: var(--ink);
  background: rgba(0,0,0,0.35);
  transition: border-color 0.25s var(--ease-apple), background 0.25s var(--ease-apple);
}
.ei-field input::placeholder { color: var(--ink-faint); }
.ei-field input:focus {
  outline: none;
  border-color: var(--bronze);
  background: rgba(201,168,103,0.04);
}
.ei-field input.error { border-color: #e57373; }
.ei-field input.error::placeholder { color: #e57373; }

.ei-hp { position: absolute; left: -9999px; opacity: 0; height: 0; overflow: hidden; }

#ei-submit {
  width: 100%;
  padding: 0.95rem;
  background: var(--bronze);
  color: #181308;
  border: none;
  border-radius: 999px;
  font-family: var(--sans);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  cursor: pointer;
  margin-top: 0.35rem;
  box-shadow: 0 10px 30px -10px rgba(201,168,103,0.6);
  transition: background 0.3s var(--ease-apple), transform 0.3s var(--ease-apple);
}
#ei-submit:hover:not(:disabled) { background: var(--bronze-2); transform: translateY(-1px); }
#ei-submit:disabled { opacity: 0.6; cursor: not-allowed; }

.ei-privacy {
  text-align: center;
  margin-top: 0.85rem;
  font-family: var(--sans);
  font-size: 0.72rem;
  color: var(--ink-faint);
  letter-spacing: 0.05em;
}

/* FAB */
#ei-fab {
  position: fixed; bottom: 1.25rem; right: 1.25rem; z-index: 199;
  background: rgba(26, 22, 14, 0.9);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: var(--bronze-2);
  border: 1px solid var(--bronze);
  border-radius: 999px;
  padding: 0.7rem 1.15rem;
  font-family: var(--sans);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  cursor: pointer;
  box-shadow: 0 10px 30px -10px rgba(0,0,0,0.7);
  transition: transform 0.3s var(--ease-apple), background 0.3s var(--ease-apple), color 0.3s var(--ease-apple);
  white-space: nowrap;
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
}
#ei-fab.is-ready {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
#ei-fab:hover {
  background: var(--bronze);
  color: #181308;
  transform: translateY(-2px);
}

@media (prefers-reduced-motion: reduce) {
  #ei-fab { transition: none; }
  #ei-modal { transition: none; }
}

/* ---------- SIGNATURE ---------- */
.signature {
  padding: clamp(3rem, 8vh, 5rem) var(--pad) clamp(2.5rem, 6vh, 4rem);
  text-align: center;
  border-top: 1px solid var(--rule);
}
.sig-inner { display: inline-flex; flex-direction: column; align-items: center; gap: 0.4rem; margin-bottom: 2.5rem; }
.sig-name {
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(1.4rem, 4vw, 2rem);
  color: var(--ink);
}
.sig-legal {
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

/* ---------- REVEAL ANIMATIONS ---------- */
[data-reveal] {
  opacity: 0;
  transform: translate3d(0, 28px, 0);
  transition:
    opacity 1.1s var(--ease-apple),
    transform 1.1s var(--ease-apple);
  transition-delay: var(--delay, 0ms);
  will-change: transform, opacity;
}
[data-reveal].is-in {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

.hero-title .line {
  opacity: 0;
  transform: translate3d(0, 110%, 0);
  transition:
    opacity 1.2s var(--ease-apple),
    transform 1.3s var(--ease-apple);
  transition-delay: var(--delay, 0ms);
}
.hero-title .line.is-in {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

/* ---------- REDUCED MOTION ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  [data-reveal],
  .hero-title .line {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
  .scroll-cue { animation: none; }
  #bg-canvas { display: none; }
  .showcase-img { transform: none !important; }
}

/* ---------- TABLET / DESKTOP NICETIES ---------- */
@media (min-width: 900px) {
  body { font-size: 18px; }
  .prose p { font-size: clamp(1.25rem, 1.6vw, 1.55rem); }
}