/* ============================================================
   KOZY — Ondol Dusk design system v2
   Night holds the page; warmth arrives only at the end.
   Fraunces (optical display sizes) + Hanken Grotesk.
   ============================================================ */

:root {
  --ink:      #1E1D28;
  --ink-deep: #16151f;
  --indigo:   #4A3F63;
  --plum:     #6E4458;
  --crimson:  #B03E48;
  --coral:    #C4574E;
  --amber:    #D98C52;
  --ivory:    #F4F0E9;
  --ivory-70: rgba(244, 240, 233, 0.68);
  --ivory-45: rgba(244, 240, 233, 0.44);
  --ivory-18: rgba(244, 240, 233, 0.16);
  --ivory-08: rgba(244, 240, 233, 0.07);

  --font-display: "Fraunces", "Noto Serif KR", Georgia, serif;
  --font-body: "Hanken Grotesk", "Noto Sans KR", -apple-system, sans-serif;

  --w-page: 1140px;
  --w-text: 640px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-size: 16.5px;
  font-weight: 400;
  line-height: 1.7;
  color: var(--ivory);
  background-color: var(--ink);
  /* Night holds for most of the scroll; warmth is earned at the end */
  background-image: linear-gradient(
    to bottom,
    #16151f 0%,
    #1E1D28 34%,
    #262238 52%,
    #372f4e 64%,
    #4A3F63 73%,
    #5d4260 80%,
    #7a4355 86%,
    #a34a4f 92%,
    #C4574E 96%,
    #D98C52 100%
  );
  overflow-x: hidden;
}

/* hanji fiber layer */
body::before {
  content: "";
  position: fixed; inset: 0;
  pointer-events: none; z-index: 998;
  opacity: 0.5;
  background-image: url("assets/tex-hanji.png");
  background-size: 512px;
  mix-blend-mode: soft-light;
}
/* fine film grain */
body::after {
  content: "";
  position: fixed; inset: 0;
  pointer-events: none; z-index: 999;
  opacity: 0.06;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='240' height='240' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
}

::selection { background: var(--coral); color: var(--ivory); }

img { max-width: 100%; display: block; }
a { color: inherit; }

/* ---------- Typography ---------- */

.eyebrow {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  color: var(--ivory-45);
  margin-bottom: 2rem;
}
.eyebrow::after {
  content: "";
  display: inline-block;
  width: 3.5rem; height: 1px;
  background: linear-gradient(to right, rgba(196,87,78,0.75), transparent);
  vertical-align: middle;
  margin-left: 1.2rem;
}

h1, h2, h3, .display {
  font-family: var(--font-display);
  font-optical-sizing: auto;
  font-weight: 320;
  line-height: 1.06;
  letter-spacing: -0.015em;
}

h1 { font-size: clamp(3.2rem, 8.4vw, 6.6rem); font-variation-settings: "opsz" 144; }
h2 { font-size: clamp(2.2rem, 5vw, 3.9rem); font-variation-settings: "opsz" 100; }
h3 { font-size: clamp(1.35rem, 2.4vw, 1.9rem); font-variation-settings: "opsz" 60; }

h1 em, h2 em, h3 em, .display em, .lede em {
  font-style: italic;
  font-weight: 340;
}
/* warmth lives in the words, long before the page turns warm */
h1 em, h2 em, .feels-close em, .display em {
  color: var(--amber);
}
h1 em {
  background: linear-gradient(to bottom, var(--amber), var(--coral));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.warm-zone h1 em, .warm-zone h2 em { color: inherit; }

.lede {
  font-family: var(--font-display);
  font-optical-sizing: auto;
  font-weight: 320;
  font-size: 1.28rem;
  line-height: 1.55;
  color: var(--ivory-70);
  max-width: var(--w-text);
}
.body-copy { color: var(--ivory-70); max-width: var(--w-text); }
.body-copy p + p { margin-top: 1.2rem; }
.small { font-size: 0.8rem; color: var(--ivory-45); letter-spacing: 0.04em; }

.text-link {
  color: var(--ivory);
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  text-decoration: none;
  border-bottom: 1px solid var(--ivory-45);
  padding-bottom: 0.35em;
  transition: border-color 0.25s;
}
.text-link:hover { border-color: var(--amber); }

/* ---------- Layout ---------- */

.section { position: relative; padding: clamp(6rem, 13vh, 11rem) 1.5rem; }
.section-tight { position: relative; padding: clamp(3rem, 7vh, 5.5rem) 1.5rem; }
.container { max-width: var(--w-page); margin: 0 auto; }
.container-text { max-width: var(--w-text); margin: 0 auto; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.grid-2-top { align-items: start; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem; }

@media (max-width: 880px) {
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: 1fr 1fr; }
}

/* ---------- Header ---------- */

.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.2rem 2rem;
  transition: background 0.4s ease, border-color 0.4s ease;
  border-bottom: 1px solid transparent;
}
.site-header.scrolled {
  background: rgba(22, 21, 31, 0.78);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom-color: var(--ivory-08);
}
.wordmark {
  font-family: var(--font-display);
  font-weight: 380;
  font-size: 1.5rem;
  letter-spacing: 0.02em;
  text-transform: lowercase;
  text-decoration: none;
}
.nav { display: flex; gap: 2.4rem; align-items: center; }
.nav a {
  font-size: 11.5px; font-weight: 600;
  letter-spacing: 0.22em; text-transform: uppercase;
  text-decoration: none; color: var(--ivory-70);
  transition: color 0.2s;
}
.nav a:hover, .nav a.active { color: var(--ivory); }
.nav .nav-cta {
  color: var(--ink);
  background: linear-gradient(to bottom, var(--coral), var(--amber));
  padding: 0.7em 1.5em;
  border-radius: 2px;
  color: var(--ivory);
  text-shadow: 0 1px 2px rgba(30,29,40,0.25);
}
.nav .nav-cta:hover { filter: brightness(1.08); color: var(--ivory); }
.nav-toggle { display: none; }

@media (max-width: 880px) {
  .nav { display: none; }
  .nav.open {
    display: flex; position: fixed; inset: 0;
    background: rgba(22,21,31,0.97);
    flex-direction: column; justify-content: center; align-items: center;
    gap: 2.2rem; font-size: 1rem;
  }
  .nav-toggle {
    display: block; z-index: 101; background: none; border: 0;
    color: var(--ivory); font-size: 1.5rem; cursor: pointer;
  }
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 12px; font-weight: 700;
  letter-spacing: 0.22em; text-transform: uppercase;
  text-decoration: none; text-align: center;
  padding: 1.15em 2.4em;
  border-radius: 2px;
  transition: background 0.25s ease, color 0.25s ease, border-color 0.25s;
  cursor: pointer; border: 1px solid transparent;
}
.btn-primary { background: var(--ivory); color: var(--ink); }
.btn-primary:hover { background: #fffdf6; }
.btn-ghost {
  background: transparent; color: var(--ivory);
  border-color: var(--ivory-45);
}
.btn-ghost:hover { border-color: var(--ivory); }
.btn-row { display: flex; gap: 1rem; flex-wrap: wrap; align-items: center; }
.btn-note { font-size: 0.8rem; color: var(--ivory-45); margin-top: 1rem; letter-spacing: 0.02em; }
.hero-guarantee { margin-top: 1.2rem; font-family: var(--font-display); font-style: italic; font-size: 1.05rem; color: var(--amber); letter-spacing: 0.01em; }

/* ---------- Hero ---------- */

.hero {
  min-height: 100vh;
  display: flex; flex-direction: column; justify-content: center;
  padding-top: 8rem;
  overflow: hidden;
}
.hero-art {
  position: absolute; inset: 0; z-index: -1;
}
.hero-art img {
  width: 100%; height: 100%; object-fit: cover;
  opacity: 0.85;
}
.hero-art::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(to bottom, rgba(22,21,31,0.48) 0%, rgba(22,21,31,0.10) 48%, rgba(22,21,31,0.72) 100%);
}
.hero .rating { margin: 1.8rem 0 2.6rem; font-size: 0.82rem; letter-spacing: 0.12em; color: var(--ivory-70); }
.hero .rating .stars { color: var(--amber); letter-spacing: 0.18em; }
.scroll-cue {
  position: absolute; bottom: 2.5rem; left: 50%; transform: translateX(-50%);
  font-size: 10.5px; letter-spacing: 0.3em; text-transform: uppercase;
  color: var(--ivory-45); text-decoration: none;
}
.scroll-cue:hover { color: var(--ivory); }

/* ---------- Art figures ---------- */

figure.art { position: relative; }
figure.art .frame {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--ivory-18);
  padding: 10px;              /* museum mat */
  background: rgba(244,240,233,0.02);
}
figure.art .frame img {
  width: 100%; height: 100%; object-fit: cover;
  filter: saturate(0.96);
  transition: transform 1.4s cubic-bezier(0.2,0.6,0.2,1);
}
figure.art .frame::after {
  content: "";
  position: absolute; inset: 10px;
  pointer-events: none;
  background: radial-gradient(ellipse 90% 55% at 50% 105%, rgba(217,140,82,0.28), transparent 70%);
  opacity: 0.75; transition: opacity 0.8s;
}
figure.art:hover .frame img { transform: scale(1.035); }
figure.art:hover .frame::after { opacity: 1; }
figure.art figcaption {
  display: flex; justify-content: space-between; gap: 1rem;
  font-size: 0.72rem; color: var(--ivory-45);
  letter-spacing: 0.14em; text-transform: uppercase;
  margin-top: 0.9rem;
}
.ratio-45 { aspect-ratio: 4 / 5; }
.ratio-43 { aspect-ratio: 4 / 3; }
.ratio-169 { aspect-ratio: 16 / 9; }

/* ---------- Feels-like collage ---------- */

.feels { display: grid; grid-template-columns: repeat(12, 1fr); gap: 2rem; }
.feels .scene { grid-column: span 6; }
.feels .scene:nth-child(even) { transform: translateY(4.5rem); }
.feels .scene p {
  font-family: var(--font-display); font-weight: 320;
  font-size: 1.4rem; line-height: 1.42;
  margin-top: 1.4rem; color: var(--ivory);
  max-width: 30rem;
}
.feels-close {
  margin-top: 9rem; text-align: center;
  font-family: var(--font-display); font-weight: 320;
  font-size: clamp(1.5rem, 2.8vw, 2.1rem);
}
@media (max-width: 880px) {
  .feels .scene { grid-column: span 12; }
  .feels .scene:nth-child(even) { transform: none; }
  .feels-close { margin-top: 4rem; }
}

/* ---------- Pull quote ---------- */

.pullquote {
  font-family: var(--font-display); font-weight: 320; font-style: italic;
  font-size: clamp(1.5rem, 3vw, 2.1rem); line-height: 1.42;
  text-align: center;
  max-width: 800px;
  margin: 4.5rem auto 0;
  color: var(--ivory);
}
.pullquote::before {
  content: "";
  display: block; width: 1px; height: 4rem;
  background: linear-gradient(to bottom, transparent, var(--amber));
  margin: 0 auto 2rem;
}

/* ---------- Comparison ---------- */

.compare { border: 1px solid var(--ivory-18); background: rgba(22,21,31,0.35); }
.compare .grid-2 { gap: 0; align-items: stretch; }
.compare .col { padding: 3rem; }
.compare .col + .col { border-left: 1px solid var(--ivory-18); }
.compare h3 {
  font-family: var(--font-body); font-weight: 600; font-size: 0.8rem;
  letter-spacing: 0.28em; text-transform: uppercase;
  color: var(--ivory-45); margin-bottom: 2rem;
}
.compare .col-kozy h3 { color: var(--amber); }
.compare ul { list-style: none; }
.compare li { padding: 0.7rem 0; border-bottom: 1px solid var(--ivory-08); color: var(--ivory-45); font-size: 0.95rem; }
.compare li:last-child { border-bottom: 0; }
.compare .col-kozy li { color: var(--ivory); }
@media (max-width: 880px) { .compare .col + .col { border-left: 0; border-top: 1px solid var(--ivory-18); } }

/* ---------- Stat band ---------- */

.stats { text-align: center; border-top: 1px solid var(--ivory-18); border-bottom: 1px solid var(--ivory-18); padding: 3.5rem 0; }
.stats .num {
  font-family: var(--font-display); font-weight: 320;
  font-size: clamp(2.4rem, 4.5vw, 3.6rem);
  font-variation-settings: "opsz" 100;
  color: var(--amber);
}
.stats .label { font-size: 0.78rem; color: var(--ivory-45); margin-top: 0.5rem; letter-spacing: 0.1em; text-transform: uppercase; }

/* ---------- Night One ---------- */

.nightone { max-width: 720px; margin: 0 auto; }
.nightone .beat { display: grid; grid-template-columns: 130px 1fr; gap: 2.5rem; padding: 2.4rem 0; border-bottom: 1px solid var(--ivory-18); }
.nightone .beat:last-of-type { border-bottom: 0; }
.nightone .time {
  font-family: var(--font-display); font-weight: 320; font-style: italic;
  font-size: 1.55rem; color: var(--amber);
}
.nightone .beat p { color: var(--ivory-45); }
.nightone .beat p strong { color: var(--ivory); font-weight: 400; }
@media (max-width: 640px) { .nightone .beat { grid-template-columns: 1fr; gap: 0.5rem; } }

/* ---------- Product cards ---------- */

.product {
  border: 1px solid var(--ivory-18);
  padding: 12px;
  background: rgba(22,21,31,0.35);
  display: flex; flex-direction: column;
}
.product .product-art { position: relative; overflow: hidden; }
.product .product-art img { width: 100%; aspect-ratio: 14/9; object-fit: cover; }
.product .product-art .badge {
  position: absolute; top: 1.2rem; left: 1.2rem;
  font-size: 10px; letter-spacing: 0.24em; text-transform: uppercase;
  border: 1px solid var(--ivory-45); background: rgba(22,21,31,0.5);
  padding: 0.5em 1.1em; color: var(--ivory);
  backdrop-filter: blur(4px);
}
.product .product-body { padding: 2.2rem 1.6rem 1.8rem; display: flex; flex-direction: column; flex: 1; }
.product h3 { font-size: clamp(1.9rem, 3vw, 2.5rem); }
.product .tagline { font-style: italic; font-family: var(--font-display); color: var(--ivory-70); margin: 0.5rem 0 1.3rem; font-size: 1.05rem; }
.product .desc { color: var(--ivory-70); font-size: 0.95rem; }
.product ul { list-style: none; margin: 1.5rem 0; border-top: 1px solid var(--ivory-08); }
.product li { padding: 0.7rem 0; color: var(--ivory-45); font-size: 0.9rem; border-bottom: 1px solid var(--ivory-08); }
.product li strong { color: var(--ivory); font-weight: 600; }
.product .price {
  font-family: var(--font-display); font-size: 1.6rem; font-weight: 320;
  margin: auto 0 0.3rem; padding-top: 1.4rem;
}
.product .assure { font-size: 0.78rem; color: var(--ivory-45); margin-bottom: 1.4rem; letter-spacing: 0.04em; }

/* ---------- Voices ---------- */

.voice { border-top: 1px solid var(--ivory-18); padding: 2.6rem 0; }
.voice blockquote {
  font-family: var(--font-display); font-weight: 320;
  font-size: clamp(1.25rem, 2vw, 1.5rem); line-height: 1.5;
}
.voice blockquote::before { content: "“"; color: var(--amber); }
.voice blockquote::after { content: "”"; color: var(--amber); }
.voice cite { display: block; margin-top: 1.2rem; font-style: normal; font-size: 10.5px; letter-spacing: 0.24em; text-transform: uppercase; color: var(--ivory-45); }

/* ---------- Proof belt ---------- */

.proof { border: 1px solid var(--ivory-18); padding: 2.2rem; background: rgba(22,21,31,0.3); }
.proof h4 { font-family: var(--font-body); font-weight: 600; font-size: 0.8rem; letter-spacing: 0.2em; text-transform: uppercase; margin-bottom: 0.9rem; color: var(--ivory); }
.proof p { font-size: 0.9rem; color: var(--ivory-45); }

/* ---------- Marquee ---------- */

.marquee {
  overflow: hidden; white-space: nowrap;
  border-top: 1px solid rgba(30,29,40,0.25); border-bottom: 1px solid rgba(30,29,40,0.25);
  padding: 1.3rem 0;
}
.marquee-track {
  display: inline-block;
  animation: marquee 44s linear infinite;
  font-family: var(--font-display); font-weight: 320; font-style: italic;
  font-size: 1.3rem; letter-spacing: 0.03em;
}
.marquee-track span { margin: 0 2rem; opacity: 0.8; }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) {
  .marquee-track { animation: none; }
  html { scroll-behavior: auto; }
  .reveal { opacity: 1 !important; transform: none !important; }
}

/* ---------- Warm zone / finale ---------- */

.warm-zone { color: var(--ink); }
.warm-zone .eyebrow, .warm-zone .lede, .warm-zone .small { color: rgba(30,29,40,0.7); }
.warm-zone .eyebrow::after { background: rgba(30,29,40,0.25); }
.finale { text-align: center; }
.finale h2 { font-size: clamp(2.6rem, 6vw, 4.6rem); }
.finale .lede { margin: 1.8rem auto 2.8rem; }
.finale .btn-primary { background: var(--ink); color: var(--ivory); }
.finale .btn-primary:hover { background: var(--ink-deep); }
.finale .btn-ghost { border-color: rgba(30,29,40,0.45); color: var(--ink); }
.finale .btn-ghost:hover { border-color: var(--ink); }

/* ---------- Footer ---------- */

.site-footer { color: var(--ink); padding: 4rem 2rem 2.5rem; font-size: 0.85rem; }
.site-footer .foot-grid { display: flex; flex-wrap: wrap; gap: 2rem; justify-content: space-between; align-items: flex-end; max-width: var(--w-page); margin: 0 auto; }
.site-footer .wordmark { color: var(--ink); font-size: 2.2rem; }
.site-footer nav { display: flex; gap: 1.6rem; flex-wrap: wrap; }
.site-footer nav a { text-decoration: none; color: rgba(30,29,40,0.7); font-weight: 600; font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; }
.site-footer nav a:hover { color: var(--ink); }
.site-footer .legal { width: 100%; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 0.6rem; color: rgba(30,29,40,0.55); border-top: 1px solid rgba(30,29,40,0.18); padding-top: 1.5rem; margin-top: 1.2rem; }

/* ---------- Reveal ---------- */

.reveal { opacity: 0; transform: translateY(26px); transition: opacity 0.9s cubic-bezier(0.2,0.6,0.2,1), transform 0.9s cubic-bezier(0.2,0.6,0.2,1); }
.reveal.visible { opacity: 1; transform: none; }

/* ---------- Logos ---------- */

.logo-img { height: 20px; width: auto; display: block; }
.site-footer .logo-lockup { height: 58px; width: auto; }
.emblem { height: 44px; width: auto; margin: 0 auto 2rem; opacity: 0.55; }

/* ---------- Warmth under every section (glow utility) ---------- */

.glow::before {
  content: "";
  position: absolute; left: 0; right: 0; bottom: 0;
  height: 62%;
  pointer-events: none;
  background:
    radial-gradient(ellipse 70% 55% at 50% 110%, rgba(217,140,82,0.20), transparent 70%),
    radial-gradient(ellipse 95% 70% at 50% 118%, rgba(176,62,72,0.12), transparent 75%);
}

/* ember divider */
hr.ember {
  border: 0; height: 1px;
  background: linear-gradient(to right, transparent, rgba(196,87,78,0.65), rgba(217,140,82,0.65), transparent);
  max-width: min(var(--w-page), 90%);
  margin: 0 auto;
}

/* ---------- Scroll temperature dial ---------- */

.temp {
  position: fixed; left: 1.6rem; bottom: 1.6rem; z-index: 90;
  display: flex; flex-direction: column; align-items: center; gap: 0.7rem;
  user-select: none; pointer-events: none;
}
.temp .dial {
  width: 3px; height: 84px;
  background: var(--ivory-18);
  border-radius: 2px; position: relative; overflow: hidden;
}
.temp .dial i {
  position: absolute; bottom: 0; left: 0; right: 0; height: 2%;
  background: linear-gradient(to top, var(--amber), var(--coral));
  transition: height 0.2s ease-out;
}
.temp .val {
  font-size: 10.5px; font-weight: 600; letter-spacing: 0.14em;
  color: var(--ivory-70); font-variant-numeric: tabular-nums;
}
.temp .hint {
  font-size: 8.5px; letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--ivory-45); writing-mode: vertical-rl; transform: rotate(180deg);
}
@media (max-width: 700px) { .temp { display: none; } }

/* ---------- Dark-zone marquee ---------- */

.marquee-dark {
  border-top: 1px solid var(--ivory-18);
  border-bottom: 1px solid var(--ivory-18);
  color: var(--ivory-70);
}
.marquee-dark .marquee-track span.hot { color: var(--amber); }

/* button warm hover */
.btn-primary:hover { box-shadow: 0 4px 42px rgba(217, 140, 82, 0.35); }
.finale .btn-primary:hover { box-shadow: 0 4px 42px rgba(30, 29, 40, 0.35); }

/* ============================================================
   Page components (product / science / about / partners)
   ============================================================ */

/* smaller page hero */
.page-hero { min-height: 72vh; display: flex; flex-direction: column; justify-content: center; padding-top: 8rem; overflow: hidden; }

/* spec bar (5 col) */
.spec-bar { display: grid; grid-template-columns: repeat(5, 1fr); text-align: center; border-top: 1px solid var(--ivory-18); border-bottom: 1px solid var(--ivory-18); }
.spec-bar > div { padding: 1.6rem 0.5rem; border-left: 1px solid var(--ivory-08); }
.spec-bar > div:first-child { border-left: 0; }
.spec-bar .v { font-family: var(--font-display); font-size: clamp(1.4rem, 2.6vw, 2rem); color: var(--amber); }
.spec-bar .k { font-size: 0.68rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--ivory-45); margin-top: 0.3rem; }
@media (max-width: 700px) { .spec-bar { grid-template-columns: repeat(2, 1fr); } .spec-bar > div { border-left: 0; border-top: 1px solid var(--ivory-08); } }

/* price row */
.price-row { display: flex; gap: 1rem; flex-wrap: wrap; margin: 1.6rem 0; }
.price-cell { border: 1px solid var(--ivory-18); padding: 0.9rem 1.4rem; text-align: center; min-width: 108px; }
.price-cell .s { font-size: 0.68rem; letter-spacing: 0.22em; text-transform: uppercase; color: var(--ivory-45); }
.price-cell .p { font-family: var(--font-display); font-size: 1.25rem; margin-top: 0.15rem; }

/* guarantees list */
.guarantees { list-style: none; margin: 1.6rem 0 0; }
.guarantees li { padding: 0.5rem 0; color: var(--ivory-70); font-size: 0.92rem; }
.guarantees li::before { content: "✓  "; color: var(--amber); }

/* badge strip */
.badges { display: flex; flex-wrap: wrap; gap: 0.6rem; margin-top: 1.6rem; }
.badges span { font-size: 0.66rem; letter-spacing: 0.18em; text-transform: uppercase; border: 1px solid var(--ivory-18); padding: 0.45em 0.9em; color: var(--ivory-45); }

/* dual-zone diagram */
.dz { border: 1px solid var(--ivory-18); padding: 12px; }
.dz .bed { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; aspect-ratio: 16/9; }
.dz .zone { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 0.4rem; border: 1px solid var(--ivory-18); }
.dz .zone .t { font-family: var(--font-display); font-size: 2.2rem; }
.dz .zone .z { font-size: 0.66rem; letter-spacing: 0.26em; text-transform: uppercase; color: var(--ivory-45); }
.dz .zone-a { background: radial-gradient(ellipse 90% 80% at 50% 100%, rgba(217,140,82,0.35), rgba(30,29,40,0.2) 75%); }
.dz .zone-b { background: radial-gradient(ellipse 90% 80% at 50% 100%, rgba(196,87,78,0.16), rgba(30,29,40,0.25) 75%); }
.dz figcaption { padding: 0.9rem 0.3rem 0.2rem; }

/* depth diagram */
.depth { border: 1px solid var(--ivory-18); overflow: hidden; }
.depth .band { display: flex; justify-content: space-between; align-items: center; padding: 1rem 1.4rem; font-size: 0.78rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--ivory-45); border-top: 1px solid var(--ivory-08); }
.depth .band:first-child { border-top: 0; }
.depth .band.hit { color: var(--ivory); background: linear-gradient(to right, rgba(217,140,82,0.18), transparent 70%); }
.depth .band .d { font-family: var(--font-display); font-size: 1.05rem; letter-spacing: 0; text-transform: none; color: var(--amber); }

/* features */
.feature { border-top: 1px solid var(--ivory-18); padding: 2.6rem 0; display: grid; grid-template-columns: 200px 1fr; gap: 2.5rem; }
.feature .no { font-family: var(--font-display); font-style: italic; color: var(--amber); font-size: 1.2rem; }
.feature h3 { margin-bottom: 0.8rem; }
.feature p { color: var(--ivory-70); max-width: 560px; }
.feature .spec { margin-top: 1rem; font-size: 0.7rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--ivory-45); }
@media (max-width: 700px) { .feature { grid-template-columns: 1fr; gap: 0.8rem; } }

/* layers table */
.layers { border: 1px solid var(--ivory-18); }
.layers .layer { display: grid; grid-template-columns: 64px 200px 1fr; gap: 1.6rem; padding: 1.5rem 1.8rem; border-top: 1px solid var(--ivory-08); align-items: baseline; }
.layers .layer:first-child { border-top: 0; }
.layers .n { font-family: var(--font-display); font-style: italic; color: var(--amber); }
.layers .nm { font-size: 0.78rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--ivory); }
.layers p { font-size: 0.88rem; color: var(--ivory-45); }
@media (max-width: 760px) { .layers .layer { grid-template-columns: 40px 1fr; } .layers p { grid-column: 2; } }

/* FAQ */
.faq details { border-top: 1px solid var(--ivory-18); }
.faq details:last-child { border-bottom: 1px solid var(--ivory-18); }
.faq summary {
  cursor: pointer; list-style: none;
  padding: 1.6rem 0; display: flex; justify-content: space-between; align-items: center; gap: 2rem;
  font-family: var(--font-display); font-size: 1.15rem; font-weight: 320;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-family: var(--font-display); color: var(--amber); font-size: 1.4rem; transition: transform 0.3s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq .a { padding: 0 0 1.8rem; color: var(--ivory-70); max-width: 620px; font-size: 0.95rem; }

/* forms */
.form { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem; }
.form .full { grid-column: 1 / -1; }
.form label { display: block; font-size: 0.68rem; letter-spacing: 0.22em; text-transform: uppercase; color: var(--ivory-45); margin-bottom: 0.5rem; }
.form input, .form select, .form textarea {
  width: 100%; background: rgba(22,21,31,0.5); border: 1px solid var(--ivory-18);
  color: var(--ivory); font-family: var(--font-body); font-size: 0.95rem;
  padding: 0.9em 1em; border-radius: 2px; outline: none; transition: border-color 0.25s;
}
.form input:focus, .form select:focus, .form textarea:focus { border-color: var(--amber); }
.form select option { background: var(--ink); }
@media (max-width: 700px) { .form { grid-template-columns: 1fr; } }

/* process steps */
.step { border-top: 1px solid var(--ivory-18); padding: 2.4rem 0; display: grid; grid-template-columns: 120px 1fr; gap: 2rem; }
.step .no { font-family: var(--font-display); font-style: italic; font-size: 1.6rem; color: var(--amber); }
.step p { color: var(--ivory-70); max-width: 560px; }
@media (max-width: 640px) { .step { grid-template-columns: 1fr; gap: 0.5rem; } }

/* partner segments */
.segment { border: 1px solid var(--ivory-18); padding: 2.6rem; margin-top: 1.5rem; background: rgba(22,21,31,0.3); scroll-margin-top: 7rem; }
.segment h3 { margin-bottom: 1rem; }
.segment p { color: var(--ivory-70); max-width: 700px; }
.segment .ideal { margin-top: 1.2rem; font-size: 0.72rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--amber); }

/* founders */
.founder { border: 1px solid var(--ivory-18); padding: 12px; background: rgba(22,21,31,0.3); }
.founder .pf { aspect-ratio: 4/5; display: flex; align-items: center; justify-content: center; border: 1px solid var(--ivory-08); background: radial-gradient(ellipse 80% 60% at 50% 100%, rgba(217,140,82,0.16), transparent 70%); }
.founder .pf img { height: 64px; opacity: 0.45; }
.founder .fb { padding: 1.8rem 1.4rem; }
.founder .loc { font-size: 0.68rem; letter-spacing: 0.24em; text-transform: uppercase; color: var(--amber); margin-bottom: 0.8rem; }
.founder blockquote { font-size: 0.95rem; color: var(--ivory-70); }
.founder .tags { margin-top: 1.4rem; display: flex; flex-wrap: wrap; gap: 0.5rem; }
.founder .tags span { font-size: 0.64rem; letter-spacing: 0.16em; text-transform: uppercase; border: 1px solid var(--ivory-18); padding: 0.4em 0.8em; color: var(--ivory-45); }

/* letter */
.letter { border: 1px solid var(--ivory-18); padding: clamp(2rem, 6vw, 4.5rem); background: rgba(22,21,31,0.35); position: relative; }
.letter p { font-family: var(--font-display); font-weight: 320; font-size: 1.12rem; line-height: 1.75; color: var(--ivory-70); }
.letter p + p { margin-top: 1.4rem; }
.letter .sig { margin-top: 2.5rem; font-family: var(--font-display); font-style: italic; font-size: 1.3rem; color: var(--ivory); }

/* ondol svg diagram */
.ondol-svg { width: 100%; height: auto; display: block; }
.ondol-legend { display: grid; grid-template-columns: repeat(4,1fr); gap: 1.5rem; margin-top: 2.5rem; }
.ondol-legend h4 { font-family: var(--font-display); font-weight: 320; font-size: 1.05rem; margin-bottom: 0.4rem; }
.ondol-legend h4 .k { color: var(--amber); font-style: italic; }
.ondol-legend p { font-size: 0.82rem; color: var(--ivory-45); }
@media (max-width: 880px) { .ondol-legend { grid-template-columns: 1fr 1fr; } }

/* ============================================================
   v2.1 — warmth at the top + reviews system
   ============================================================ */

/* every page hero carries the dusk identity */
.page-hero::after, .hero::after {
  content: "";
  position: absolute; left: 0; right: 0; bottom: 0;
  height: 62%; pointer-events: none; z-index: -1;
  background:
    radial-gradient(ellipse 85% 65% at 50% 115%, rgba(217,140,82,0.30), transparent 72%),
    radial-gradient(ellipse 110% 80% at 50% 125%, rgba(176,62,72,0.16), transparent 78%);
}

/* dusk seam — the brand gradient as a horizon line between sections */
.dusk-seam {
  height: 130px;
  background: linear-gradient(to bottom,
    transparent,
    rgba(110, 68, 88, 0.28) 30%,
    rgba(176, 62, 72, 0.40) 52%,
    rgba(217, 140, 82, 0.32) 66%,
    transparent);
}

/* ---------- Reviews ---------- */

.reviews-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; margin-top: 3rem; }
@media (max-width: 880px) { .reviews-grid { grid-template-columns: 1fr; } }

.review {
  border: 1px solid var(--ivory-18);
  background: rgba(22,21,31,0.32);
  padding: 1.9rem;
  display: flex; flex-direction: column; gap: 0.7rem;
}
.review .rhead { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; }
.review .rstars { color: var(--amber); letter-spacing: 0.12em; font-size: 0.85rem; }
.review .rdate { font-size: 0.68rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--ivory-45); }
.review h4 { font-family: var(--font-display); font-weight: 320; font-style: italic; font-size: 1.08rem; color: var(--ivory); }
.review p { font-size: 0.9rem; color: var(--ivory-70); }
.review cite { font-style: normal; font-size: 0.66rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--ivory-45); margin-top: auto; }
.review cite .vf { color: var(--amber); }

.rating-summary { display: flex; align-items: baseline; gap: 1.2rem; margin-top: 1.4rem; }
.rating-summary .big { font-family: var(--font-display); font-size: 3rem; font-weight: 320; color: var(--amber); }
.rating-summary .meta { font-size: 0.8rem; color: var(--ivory-45); letter-spacing: 0.08em; }

/* write-a-review */
.write-review { border: 1px solid var(--ivory-18); background: rgba(22,21,31,0.32); margin-top: 2rem; }
.write-review summary {
  cursor: pointer; list-style: none;
  padding: 1.5rem 1.9rem;
  display: flex; justify-content: space-between; align-items: center;
  font-family: var(--font-display); font-weight: 320; font-size: 1.15rem;
}
.write-review summary::-webkit-details-marker { display: none; }
.write-review summary::after { content: "+"; color: var(--amber); font-family: var(--font-display); font-size: 1.5rem; transition: transform 0.3s; }
.write-review[open] summary::after { transform: rotate(45deg); }
.write-review .form { padding: 0 1.9rem 1.9rem; }
.write-review input[type="file"] { border: 1px dashed var(--ivory-18); padding: 0.9em 1em; font-size: 0.8rem; color: var(--ivory-45); width: 100%; background: transparent; border-radius: 2px; }
.write-review input[type="file"]::file-selector-button {
  background: transparent; border: 1px solid var(--ivory-45); color: var(--ivory);
  padding: 0.5em 1.1em; border-radius: 2px; margin-right: 1em; cursor: pointer;
  font-family: var(--font-body); font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase;
}

/* ---------- Photo slots (촬영 전 자리 표시 — IMG-* ID가 곧 촬영 브리프 참조) ---------- */

.slot {
  position: relative;
  border: 1px dashed rgba(244,240,233,0.22);
  background:
    radial-gradient(ellipse 80% 60% at 50% 100%, rgba(217,140,82,0.10), transparent 70%),
    rgba(22,21,31,0.3);
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.slot span {
  font-size: 10px; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--ivory-45); padding: 0.6rem; text-align: center; line-height: 1.6;
}

.gallery-thumbs { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-top: 10px; }
.gallery-thumbs .slot { aspect-ratio: 1; }

.media-band { padding: 0 1.5rem; }
.media-band .inner { max-width: var(--w-page); margin: 0 auto; }
.media-band .slot { aspect-ratio: 21 / 8; }
.media-band figcaption { display: flex; justify-content: space-between; font-size: 0.72rem; color: var(--ivory-45); letter-spacing: 0.14em; text-transform: uppercase; margin-top: 0.9rem; }

.moment { display: grid; grid-template-columns: 300px 1fr; gap: 2.5rem; align-items: center; border-top: 1px solid var(--ivory-18); padding: 2.6rem 0; }
.moment:last-of-type { border-bottom: 1px solid var(--ivory-18); }
.moment .slot { aspect-ratio: 4 / 3; }
.moment h3 { font-style: italic; color: var(--amber); font-size: 1.2rem; margin-bottom: 0.7rem; }
.moment p { color: var(--ivory-70); max-width: 560px; }
@media (max-width: 760px) { .moment { grid-template-columns: 1fr; gap: 1.2rem; } }

/* ============================================================
   v2.2 — photos in, structure tightened (2026-09-04)
   ============================================================ */

/* reveal: never park content at 0 — fast scrollers still see the page */
.reveal { opacity: 0.35; transform: translateY(18px); }
.reveal.visible { opacity: 1; transform: none; }

/* hero: mobile crop + readable text over the bed */
.hero-art picture { display: block; width: 100%; height: 100%; }
.hero .hero-lede { margin-top: 2.2rem; }
.only-mobile { display: none; }
@media (max-width: 700px) {
  .only-desktop { display: none; }
  .only-mobile { display: inline; }
  .hero { min-height: 100vh; padding-top: 6.5rem; justify-content: flex-start; padding-bottom: 0; }
  .hero-art img { object-position: 50% 100%; opacity: 0.95; }
  .hero-art::after { background: linear-gradient(to bottom, rgba(22,21,31,0.84) 0%, rgba(22,21,31,0.70) 40%, rgba(22,21,31,0.46) 58%, rgba(22,21,31,0.34) 72%, rgba(22,21,31,0.22) 100%); }
  .hero h1 { font-size: clamp(2.3rem, 10.5vw, 3rem); }
  .hero .hero-lede { margin-top: 1rem; font-size: 0.98rem; max-width: 30ch; }
  .hero .rating { margin: 1rem 0 1.3rem; }
  .hero .btn-row { gap: 0.6rem; }
  .hero .btn-note { margin-top: 0.8rem; }
  .scroll-cue { display: none; }
}
}

/* it feels like — one study, three lines */
.feels-lead {
  font-family: var(--font-display); font-weight: 320;
  font-size: clamp(1.35rem, 2.2vw, 1.7rem); line-height: 1.42;
  margin-top: 1.6rem; color: var(--ivory); max-width: 30rem;
}
.feels-list { list-style: none; margin-top: 2rem; border-top: 1px solid var(--ivory-18); max-width: 30rem; }
.feels-list li {
  padding: 0.95rem 0; border-bottom: 1px solid var(--ivory-08);
  font-family: var(--font-display); font-weight: 320; font-style: italic;
  font-size: 1.12rem; color: var(--ivory-70);
}
.feels-close-inline {
  margin-top: 2.4rem;
  font-family: var(--font-display); font-weight: 320;
  font-size: clamp(1.25rem, 2vw, 1.5rem); color: var(--ivory);
}
@media (max-width: 880px) { #feels .grid-2 { gap: 2.5rem; } }

/* night one — beats that carry a photo */
.nightone-photo { max-width: 860px; }
.nightone-photo .beat.has-art { grid-template-columns: 130px 1fr 220px; align-items: start; }
.nightone-photo .beat-art { margin: 0; border: 1px solid var(--ivory-18); padding: 6px; background: rgba(244,240,233,0.02); }
.nightone-photo .beat-art img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; filter: saturate(0.96); }
@media (max-width: 760px) {
  .nightone-photo .beat.has-art { grid-template-columns: 1fr; }
  .nightone-photo .beat-art { max-width: 420px; margin-top: 1rem; }
}

/* litual page — real photos in the former slots */
.gallery-thumbs .thumb { position: relative; aspect-ratio: 1; overflow: hidden; border: 1px solid var(--ivory-18); }
.gallery-thumbs .thumb img { width: 100%; height: 100%; object-fit: cover; filter: saturate(0.96); }
.gallery-thumbs .thumb span {
  position: absolute; left: 0; right: 0; bottom: 0;
  font-size: 9.5px; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--ivory-70); padding: 0.45rem 0.5rem; text-align: center;
  background: linear-gradient(to top, rgba(22,21,31,0.75), transparent);
}
.gallery-thumbs.three { grid-template-columns: repeat(3, 1fr); }
.media-band .photo { position: relative; aspect-ratio: 21 / 8; overflow: hidden; border: 1px solid var(--ivory-18); }
.media-band .photo img { width: 100%; height: 100%; object-fit: cover; filter: saturate(0.96); }
@media (max-width: 700px) { .media-band .photo { aspect-ratio: 4 / 3; } }