:root {
  color-scheme: dark;
  --bg: #0c0a09;
  --bg-raise: #12100d;
  --card: #16130f;
  --card-hover: #1c1813;
  --line: rgba(236, 222, 192, 0.09);
  --line-strong: rgba(236, 222, 192, 0.2);
  --paper: #f1e9d7;
  --muted: #a3967b;
  --dim: #7c7159;
  --gold: #e8c06a;
  --gold-deep: #c59a3f;
  --red: #c8433c;
  --red-soft: rgba(200, 67, 60, 0.55);
  --shadow: 0 20px 50px rgba(0, 0, 0, 0.45);
  --radius: 14px;
  --font-body: "Pretendard Variable", Pretendard, "Apple SD Gothic Neo", "Malgun Gothic", system-ui, sans-serif;
  --font-display: "Gowun Batang", "Nanum Myeongjo", serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--paper);
  background: var(--bg);
  font-family: var(--font-body);
  word-break: keep-all;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* film grain */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 90;
  pointer-events: none;
  opacity: 0.05;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='140' height='140'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/></filter><rect width='140' height='140' filter='url(%23n)'/></svg>");
}

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

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

h1,
h2,
h3,
p,
figure {
  margin-top: 0;
}

h1,
h2 {
  font-family: var(--font-display);
  font-weight: 700;
}

::selection {
  background: rgba(200, 67, 60, 0.4);
}

/* ---------- seal (낙관) ---------- */

.seal {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  margin-right: 10px;
  border-radius: 5px;
  background: var(--red);
  color: #f7ede0;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0;
  transform: rotate(-4deg);
  box-shadow: 0 3px 10px rgba(200, 67, 60, 0.35), inset 0 0 0 1px rgba(255, 255, 255, 0.14);
}

/* ---------- header ---------- */

.site-header {
  position: fixed;
  z-index: 30;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px clamp(18px, 4vw, 56px);
  background: rgba(12, 10, 9, 0.7);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(236, 222, 192, 0.07);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
}

.brand-mark {
  width: 14px;
  height: 14px;
  border-radius: 4px;
  transform: rotate(-4deg);
  background: var(--red);
  box-shadow: 0 0 12px rgba(200, 67, 60, 0.5), inset 0 0 0 1px rgba(255, 255, 255, 0.16);
}

nav {
  display: flex;
  align-items: center;
  gap: clamp(14px, 2.4vw, 30px);
  font-size: 14px;
  font-weight: 600;
  color: rgba(241, 233, 215, 0.68);
}

nav a {
  transition: color 0.2s ease;
}

nav a:hover {
  color: var(--gold);
}

.nav-cta {
  padding: 9px 18px;
  border-radius: 999px;
  color: #f7ede0;
  background: var(--red);
  font-weight: 800;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.12);
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.nav-cta:hover {
  color: #fff;
  background: #d5514a;
  transform: translateY(-1px);
  box-shadow: 0 8px 20px rgba(200, 67, 60, 0.35);
}

/* ---------- hero ---------- */

.hero {
  position: relative;
  overflow: hidden;
  isolation: isolate;
}

.hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0.55;
  filter: saturate(0.75) brightness(0.72);
}

.hero-shade {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    radial-gradient(90% 70% at 70% 40%, transparent 0%, rgba(12, 10, 9, 0.6) 70%, var(--bg) 100%),
    linear-gradient(90deg, rgba(12, 10, 9, 0.92) 0%, rgba(12, 10, 9, 0.62) 48%, rgba(12, 10, 9, 0.3) 100%),
    linear-gradient(180deg, rgba(12, 10, 9, 0.6) 0%, rgba(12, 10, 9, 0.15) 40%, var(--bg) 100%);
}

.hero-inner {
  position: relative;
  z-index: 2;
  width: min(1160px, calc(100% - 40px));
  margin: 0 auto;
  min-height: 94svh;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(300px, 0.95fr);
  align-items: center;
  gap: clamp(24px, 4vw, 56px);
  padding: 120px 0 72px;
}

.eyebrow,
.section-kicker {
  display: flex;
  align-items: center;
  margin: 0 0 16px;
  color: var(--gold-deep);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.3em;
  text-transform: uppercase;
}

h1 {
  margin-bottom: 22px;
  color: var(--paper);
  font-size: clamp(42px, 6.2vw, 76px);
  line-height: 1.12;
  letter-spacing: -0.015em;
  text-wrap: balance;
  text-shadow: 0 10px 40px rgba(0, 0, 0, 0.8);
}

.h1-top {
  display: block;
  margin-bottom: 6px;
  font-size: 0.52em;
  font-weight: 400;
  color: rgba(241, 233, 215, 0.82);
  letter-spacing: 0;
}

h1 em {
  font-style: normal;
  color: var(--gold);
}

.hero-copy {
  max-width: 520px;
  margin-bottom: 34px;
  color: rgba(241, 233, 215, 0.8);
  font-size: clamp(16px, 1.8vw, 18px);
  line-height: 1.75;
  text-shadow: 0 2px 14px rgba(0, 0, 0, 0.7);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.primary-action,
.secondary-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 54px;
  padding: 0 26px;
  border-radius: 999px;
  font-size: 16px;
  font-weight: 800;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

.primary-action {
  color: #221305;
  background: linear-gradient(180deg, #f2d283, var(--gold-deep));
  box-shadow: 0 14px 34px rgba(232, 192, 106, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.4);
}

.primary-action:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 40px rgba(232, 192, 106, 0.3);
}

.primary-action svg {
  width: 20px;
  height: 20px;
  flex: 0 0 auto;
}

.secondary-action {
  color: var(--paper);
  border: 1px solid var(--line-strong);
  background: rgba(18, 15, 12, 0.5);
  backdrop-filter: blur(6px);
}

.secondary-action:hover {
  transform: translateY(-2px);
  border-color: rgba(232, 192, 106, 0.5);
  background: rgba(28, 23, 18, 0.7);
}

/* ---------- hero art ---------- */

.hero-art {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 380px;
}

.enso {
  position: absolute;
  width: min(430px, 88%);
  aspect-ratio: 1;
  border-radius: 50%;
  border: 2px solid var(--red-soft);
  box-shadow:
    0 0 60px rgba(200, 67, 60, 0.16),
    inset 0 0 60px rgba(200, 67, 60, 0.1);
}

.enso::before {
  content: "";
  position: absolute;
  inset: 14px;
  border-radius: 50%;
  border: 1px dashed rgba(200, 67, 60, 0.3);
}

.hero-char {
  position: relative;
  width: min(400px, 82%);
  height: auto;
  filter: drop-shadow(0 26px 40px rgba(0, 0, 0, 0.65));
  animation: bob 5.5s ease-in-out infinite alternate;
}

.hero-mon {
  position: absolute;
  height: auto;
  opacity: 0.95;
  filter: drop-shadow(0 12px 20px rgba(0, 0, 0, 0.6));
}

.hero-mon-1 {
  width: clamp(54px, 7vw, 84px);
  top: 6%;
  left: 4%;
  animation: bob 4.2s ease-in-out infinite alternate;
}

.hero-mon-2 {
  width: clamp(90px, 11vw, 140px);
  bottom: 4%;
  right: 0;
  animation: bob 6.2s 0.8s ease-in-out infinite alternate;
}

.hero-mon-3 {
  width: clamp(60px, 8vw, 96px);
  top: 12%;
  right: 8%;
  animation: bob 5s 1.6s ease-in-out infinite alternate;
}

@keyframes bob {
  from {
    transform: translateY(-7px);
  }
  to {
    transform: translateY(7px);
  }
}

/* ---------- shared layout ---------- */

.proof-strip,
.intro-band,
.characters-section,
.yokai-section,
.stage-section,
.systems-section,
.arcana-section,
.achievements-section,
.screens-section,
.feedback-section,
.release-section {
  width: min(1160px, calc(100% - 40px));
  margin: 0 auto;
}

.characters-section,
.yokai-section,
.stage-section,
.systems-section,
.arcana-section,
.achievements-section,
.screens-section,
.feedback-section {
  padding: clamp(64px, 8vw, 110px) 0;
}

.section-heading {
  max-width: 720px;
  margin-bottom: 40px;
}

.intro-copy h2,
.section-heading h2,
.stage-lead h2,
.arcana-copy h2,
.achievements-section h2,
.feedback-section h2,
.release-section h2 {
  margin-bottom: 18px;
  font-size: clamp(28px, 4vw, 46px);
  line-height: 1.22;
  letter-spacing: -0.01em;
  text-wrap: balance;
}

.intro-copy p:last-child,
.section-heading p,
.stage-lead p,
.arcana-copy p,
.achievements-section > div > p,
.feedback-section p,
.release-section p {
  color: var(--muted);
  font-size: 17px;
  line-height: 1.8;
}

/* ---------- scroll reveal ---------- */

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

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

  .hero-char,
  .hero-mon {
    animation: none;
  }

  html {
    scroll-behavior: auto;
  }
}

/* ---------- proof strip ---------- */

.proof-strip {
  position: relative;
  z-index: 5;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: transparent;
}

.proof-strip article {
  padding: 30px 24px;
}

.proof-strip article + article {
  border-left: 1px solid var(--line);
}

.proof-strip strong {
  display: block;
  color: var(--gold);
  font-family: var(--font-display);
  font-size: clamp(32px, 4.4vw, 50px);
  line-height: 1;
}

.proof-strip span {
  display: block;
  margin-top: 10px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 600;
}

/* ---------- intro band ---------- */

.intro-band {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
  gap: 32px;
  align-items: center;
  padding: clamp(72px, 9vw, 120px) 0 0;
}

.system-snapshot {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.system-snapshot span {
  min-height: 62px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--card);
  color: var(--paper);
  font-size: 15px;
  font-weight: 700;
  transition: border-color 0.25s ease, background 0.25s ease;
}

.system-snapshot span:hover {
  border-color: rgba(200, 67, 60, 0.45);
  background: var(--card-hover);
}

/* ---------- characters ---------- */

.character-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
}

.character-card {
  position: relative;
  overflow: hidden;
  display: grid;
  align-content: space-between;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    radial-gradient(120% 60% at 50% 0%, rgba(232, 192, 106, 0.07), transparent),
    var(--card);
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.character-card:hover {
  transform: translateY(-6px);
  border-color: rgba(232, 192, 106, 0.4);
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.5);
}

.character-card img {
  width: 100%;
  height: clamp(200px, 20vw, 240px);
  object-fit: contain;
  padding: 14px 12px 0;
  filter: drop-shadow(0 12px 18px rgba(0, 0, 0, 0.5));
  transition: transform 0.3s ease;
}

.character-card:hover img {
  transform: scale(1.05);
}

.character-card div {
  padding: 14px 16px 18px;
}

.character-card h3 {
  margin-bottom: 6px;
  color: var(--paper);
  font-family: var(--font-display);
  font-size: 21px;
}

.character-card p {
  margin-bottom: 4px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.55;
}

/* ---------- yokai ---------- */

.yokai-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 16px;
}

.yokai-card {
  padding: 22px 18px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    radial-gradient(100% 70% at 50% 0%, rgba(200, 67, 60, 0.07), transparent),
    var(--card);
  text-align: center;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.yokai-card:hover {
  transform: translateY(-6px);
  border-color: rgba(200, 67, 60, 0.45);
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.5);
}

.yokai-card img {
  height: 132px;
  width: auto;
  max-width: 100%;
  margin: 0 auto 16px;
  object-fit: contain;
  filter: drop-shadow(0 10px 16px rgba(0, 0, 0, 0.55));
  transition: transform 0.3s ease;
}

.yokai-card:hover img {
  transform: scale(1.07);
}

.yokai-card h3 {
  margin-bottom: 6px;
  color: var(--paper);
  font-family: var(--font-display);
  font-size: 19px;
}

.yokai-card p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.yokai-boss {
  display: grid;
  grid-template-columns: minmax(180px, 0.34fr) minmax(0, 0.66fr);
  gap: clamp(20px, 4vw, 44px);
  align-items: center;
  padding: clamp(24px, 4vw, 44px);
  border: 1px solid rgba(200, 67, 60, 0.32);
  border-radius: 20px;
  background:
    radial-gradient(70% 120% at 18% 50%, rgba(200, 67, 60, 0.12), transparent),
    var(--card);
}

.yokai-boss img {
  max-height: 300px;
  width: auto;
  max-width: 100%;
  margin: 0 auto;
  filter: drop-shadow(0 16px 28px rgba(0, 0, 0, 0.6));
}

.yokai-boss h3 {
  margin-bottom: 12px;
  color: var(--gold);
  font-family: var(--font-display);
  font-size: clamp(26px, 3.4vw, 36px);
}

.yokai-boss > div > p:last-child {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.8;
}

/* ---------- stages: journey ---------- */

.journey {
  position: relative;
  display: grid;
  gap: 18px;
}

.journey::before {
  content: "";
  position: absolute;
  top: 8px;
  bottom: 8px;
  left: 27px;
  width: 2px;
  background: linear-gradient(180deg, rgba(200, 67, 60, 0.05), var(--red-soft) 18%, var(--red-soft) 82%, rgba(200, 67, 60, 0.05));
}

.journey-chapter {
  position: relative;
  padding: clamp(22px, 3vw, 32px) clamp(22px, 3vw, 36px) clamp(22px, 3vw, 32px) clamp(64px, 7vw, 84px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card);
  transition: border-color 0.3s ease;
}

.journey-chapter:hover {
  border-color: rgba(200, 67, 60, 0.35);
}

.journey-head {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  margin-bottom: 16px;
}

.journey-seal {
  position: absolute;
  left: 6px;
  top: 26px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 9px;
  background: var(--red);
  color: #f7ede0;
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  transform: rotate(-4deg);
  box-shadow: 0 6px 16px rgba(200, 67, 60, 0.4), inset 0 0 0 1px rgba(255, 255, 255, 0.14);
}

.journey-head h3 {
  margin-bottom: 8px;
  color: var(--paper);
  font-family: var(--font-display);
  font-size: clamp(22px, 2.6vw, 28px);
}

.journey-head small {
  margin-left: 8px;
  color: var(--gold-deep);
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.journey-head p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.7;
}

.journey-stages {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.journey-stages li {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(12, 10, 9, 0.5);
  color: #d9cdb2;
  font-size: 13px;
  font-weight: 600;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.journey-stages li:hover {
  border-color: rgba(232, 192, 106, 0.45);
  color: var(--gold);
}

.journey-stages i {
  font-style: normal;
  color: var(--red);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.journey-stages li:last-child {
  border-color: rgba(200, 67, 60, 0.5);
  color: var(--gold);
}

.screens figure {
  position: relative;
  overflow: hidden;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--card);
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.screens img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  transition: transform 0.4s ease;
}

/* ---------- systems ---------- */

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.feature-grid article {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card);
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.feature-grid article:hover {
  transform: translateY(-6px);
  border-color: rgba(232, 192, 106, 0.4);
  box-shadow: var(--shadow);
}

.feature-grid img {
  width: 100%;
  aspect-ratio: 16 / 9;
  height: auto;
  object-fit: contain;
  background: #090705;
  border-bottom: 1px solid var(--line);
}

.feature-grid div {
  padding: 24px;
}

.feature-grid .section-kicker {
  margin-bottom: 10px;
  font-size: 12px;
}

.feature-grid h3 {
  margin-bottom: 10px;
  color: var(--paper);
  font-family: var(--font-display);
  font-size: 22px;
  line-height: 1.25;
}

.feature-grid p:not(.section-kicker) {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.75;
}

/* ---------- arcana: card showcase ---------- */

.arcana-cards {
  display: grid;
  grid-template-columns: repeat(8, minmax(0, 1fr));
  gap: 14px;
  padding-top: 10px;
}

.arcana-card {
  position: relative;
  margin: 0;
  transition: transform 0.3s ease, filter 0.3s ease;
}

.arcana-card:nth-child(odd) {
  transform: rotate(-2.2deg);
}

.arcana-card:nth-child(even) {
  transform: rotate(2.2deg) translateY(8px);
}

.arcana-card:hover {
  transform: rotate(0deg) translateY(-8px) scale(1.05);
  filter: drop-shadow(0 18px 26px rgba(0, 0, 0, 0.55));
  z-index: 2;
}

.arcana-card img {
  width: 100%;
  height: auto;
  aspect-ratio: 220 / 367;
  filter: drop-shadow(0 10px 16px rgba(0, 0, 0, 0.45));
}

.arcana-card figcaption {
  position: absolute;
  left: 8%;
  right: 8%;
  bottom: 9%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
  font-family: var(--font-display);
  font-size: clamp(11px, 1.1vw, 15px);
  font-weight: 700;
  text-align: center;
  line-height: 1.2;
}

/* ---------- achievements ---------- */

.achievements-section {
  display: grid;
  grid-template-columns: minmax(280px, 0.78fr) minmax(0, 1.22fr);
  gap: 32px;
  align-items: center;
}

.achievement-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.achievement-list article {
  min-height: 116px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--card);
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.achievement-list article:hover {
  transform: translateY(-4px);
  border-color: rgba(200, 67, 60, 0.4);
}

.achievement-list span {
  display: block;
  margin-bottom: 10px;
  color: var(--red);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.achievement-list strong {
  color: var(--paper);
  font-size: 16px;
  font-weight: 600;
  line-height: 1.55;
}

/* ---------- screens ---------- */

.trailer {
  margin-bottom: 18px;
}

.trailer iframe {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #000;
  box-shadow: var(--shadow);
}

.screens {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.screens figure {
  display: flex;
  flex-direction: column;
}

.screens figure:hover {
  border-color: rgba(232, 192, 106, 0.4);
}

.screens img {
  height: auto;
  object-fit: contain;
  background: #090705;
  border-bottom: 1px solid var(--line);
}

.screens figcaption {
  min-height: 46px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
}

/* ---------- feedback ---------- */

.feedback-section {
  text-align: center;
}

.feedback-card {
  position: relative;
  overflow: hidden;
  max-width: 720px;
  margin: 0 auto;
  padding: clamp(36px, 5vw, 56px);
  border: 1px solid var(--line);
  border-radius: 20px;
  background:
    radial-gradient(80% 100% at 50% 0%, rgba(200, 67, 60, 0.07), transparent),
    var(--card);
}

.feedback-card::after {
  content: "退魔";
  position: absolute;
  right: 22px;
  bottom: 16px;
  padding: 8px 9px;
  border-radius: 6px;
  background: rgba(200, 67, 60, 0.85);
  color: #f7ede0;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.2;
  writing-mode: vertical-rl;
  transform: rotate(-5deg);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.4);
  opacity: 0.9;
}

.feedback-card .section-kicker {
  justify-content: center;
}

.feedback-card p {
  max-width: 520px;
  margin: 0 auto 28px;
}

.feedback-card .feedback-mail {
  margin: 18px auto 0;
  color: var(--dim);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.03em;
  user-select: all;
}

.feedback-actions .primary-action {
  border: 0;
  cursor: pointer;
  font-family: var(--font-body);
}

.feedback-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

/* ---------- release / footer ---------- */

.release-section {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: clamp(48px, 6vw, 72px) 0;
  border-top: 1px solid var(--line);
}

.release-section div {
  max-width: 640px;
}

.release-section p {
  margin-bottom: 0;
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 28px 0 36px;
}

.site-footer .inner {
  width: min(1160px, calc(100% - 40px));
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  color: var(--dim);
  font-size: 13px;
}

.site-footer a {
  color: var(--muted);
  font-weight: 600;
  transition: color 0.2s ease;
}

.site-footer a:hover {
  color: var(--gold);
}

.site-footer .links {
  display: flex;
  gap: 20px;
}

/* ---------- responsive ---------- */

@media (max-width: 1120px) {
  .character-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .stage-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (max-width: 920px) {
  nav a:not(.nav-cta) {
    display: none;
  }

  .hero-inner {
    grid-template-columns: 1fr;
    gap: 8px;
    padding: 104px 0 56px;
    min-height: auto;
  }

  .hero-art {
    order: -1;
    min-height: 300px;
  }

  .hero-video {
    object-position: 42% center;
  }

  .hero-char {
    width: min(280px, 70%);
  }

  .enso {
    width: min(320px, 80%);
  }

  .proof-strip,
  .intro-band,
  .stage-lead,
  .feature-grid,
  .arcana-section,
  .achievements-section,
  .screens {
    grid-template-columns: 1fr;
  }

  .proof-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .proof-strip article + article {
    border-left: 0;
  }

  .proof-strip article:nth-child(even) {
    border-left: 1px solid var(--line);
  }

  .proof-strip article:nth-child(n + 3) {
    border-top: 1px solid var(--line);
  }

  .character-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .yokai-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .yokai-boss {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .arcana-cards {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .release-section {
    display: grid;
  }

  .secondary-action {
    justify-self: start;
  }
}

@media (max-width: 640px) {
  .site-header {
    padding: 12px 16px;
  }

  .brand {
    font-size: 15px;
  }

  .hero-inner,
  .proof-strip,
  .intro-band,
  .characters-section,
  .yokai-section,
  .stage-section,
  .systems-section,
  .arcana-section,
  .achievements-section,
  .screens-section,
  .feedback-section,
  .release-section,
  .site-footer .inner {
    width: min(100% - 28px, 1160px);
  }

  h1 {
    font-size: clamp(38px, 11vw, 54px);
  }

  .hero-copy,
  .intro-copy p:last-child,
  .section-heading p,
  .stage-lead p,
  .arcana-copy p,
  .achievements-section > div > p,
  .feedback-section p,
  .release-section p {
    font-size: 15px;
  }

  .hero-actions,
  .primary-action,
  .secondary-action {
    width: 100%;
  }

  .system-snapshot,
  .character-grid,
  .arcana-list,
  .achievement-list {
    grid-template-columns: 1fr;
  }

  .yokai-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .yokai-card img {
    height: 104px;
  }

  .stage-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .character-card img {
    height: 220px;
  }

  .site-footer .inner {
    flex-direction: column;
    align-items: flex-start;
  }
}