/* Hallmark · macrostructure: Workbench · tone: action-epic · anchor hue: crimson-gold
 * theme: Sport · nav: N5 Floating pill · footer: Ft5 Statement
 * genre: editorial · enrichment: real DLsite screenshots
 * pre-emit critique: P4 H4 E4 S4 R4 V4
 */

@import url("./tokens.css");

html,
body {
  overflow-x: clip;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-ink);
  background:
    radial-gradient(ellipse 80% 50% at 85% -10%, oklch(70% 0.12 75 / 0.22), transparent 55%),
    radial-gradient(ellipse 60% 40% at 0% 20%, oklch(55% 0.12 32 / 0.12), transparent 50%),
    linear-gradient(180deg, var(--color-paper), var(--color-paper-2));
  line-height: 1.75;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  font-style: normal;
  font-weight: 600;
  line-height: 1.12;
  letter-spacing: 0.02em;
  overflow-wrap: anywhere;
  min-width: 0;
  text-transform: none;
}

h1 {
  font-size: var(--text-display) !important;
}

h2 {
  font-size: var(--text-4xl) !important;
}

h3 {
  font-size: var(--text-xl);
}

a {
  color: var(--color-accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--color-accent-2);
}

:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 3px;
}

.site-shell {
  width: min(100% - 2rem, var(--max-w));
  margin-inline: auto;
}

/* N5 Floating pill */
.nav-pill-wrap {
  position: fixed;
  top: 0.85rem;
  left: 0;
  right: 0;
  z-index: 70;
  display: flex;
  justify-content: center;
  pointer-events: none;
}

.nav-pill {
  pointer-events: auto;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  width: min(100% - 1.5rem, 980px);
  min-height: 3.4rem;
  padding: 0.4rem 0.55rem 0.4rem 0.7rem;
  border-radius: var(--radius-pill);
  border: 1px solid oklch(48% 0.1 32 / 0.18);
  background: var(--color-glass);
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow-soft);
}

.nav-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--color-ink);
  text-decoration: none;
  font-weight: 700;
  font-size: var(--text-sm);
  white-space: nowrap;
}

.nav-brand img {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid var(--color-line);
}

.nav-links {
  display: none;
  align-items: center;
  gap: 0.15rem;
  margin-left: auto;
}

.nav-links a {
  color: var(--color-ink-soft);
  text-decoration: none;
  font-size: var(--text-sm);
  padding: 0.45rem 0.7rem;
  border-radius: var(--radius-pill);
}

.nav-links a:hover {
  color: var(--color-ink);
  background: var(--color-accent-soft);
}

.nav-cta {
  display: none;
}

.nav-toggle {
  margin-left: auto;
  border: 1px solid var(--color-line);
  background: var(--color-paper);
  border-radius: var(--radius-pill);
  min-height: 40px;
  padding: 0 0.9rem;
  font: inherit;
  color: var(--color-ink);
  cursor: pointer;
}

.nav-panel {
  display: none;
  position: fixed;
  top: 4.6rem;
  left: 50%;
  transform: translateX(-50%);
  width: min(100% - 1.5rem, 420px);
  z-index: 69;
  background: var(--color-paper);
  border: 1px solid var(--color-line);
  border-radius: 14px;
  padding: 0.75rem;
  box-shadow: var(--shadow-lift);
}

.nav-panel.open {
  display: grid;
  gap: 0.25rem;
}

.nav-panel a {
  text-decoration: none;
  color: var(--color-ink);
  padding: 0.7rem 0.85rem;
  border-radius: 8px;
}

.nav-panel a:hover {
  background: var(--color-accent-soft);
}

@media (min-width: 900px) {
  .nav-links,
  .nav-cta {
    display: inline-flex;
  }

  .nav-toggle {
    display: none;
  }
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  min-height: 48px;
  padding: 0.7rem 1.35rem;
  border-radius: var(--radius);
  border: 1px solid transparent;
  font: inherit;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  transition: transform var(--dur-fast) var(--ease-out), box-shadow var(--dur) var(--ease-out),
    background var(--dur) var(--ease-out);
}

.btn:active {
  transform: translateY(1px);
}

.btn-primary {
  position: relative;
  overflow: hidden;
  color: oklch(99% 0.01 95);
  background: linear-gradient(120deg, var(--color-accent), oklch(42% 0.15 25), var(--color-accent-2));
  background-size: 200% 100%;
  box-shadow: 0 8px 24px oklch(48% 0.17 32 / 0.28);
}

.btn-primary::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, transparent 35%, oklch(100% 0 0 / 0.35) 50%, transparent 65%);
  transform: translateX(-120%);
  animation: sheen 2.8s var(--ease-in-out) infinite;
}

@keyframes sheen {
  0%,
  55% {
    transform: translateX(-120%);
  }
  100% {
    transform: translateX(120%);
  }
}

.btn-primary:hover {
  box-shadow: var(--shadow-lift);
  transform: translateY(-1px);
}

.btn-secondary {
  color: var(--color-ink);
  background: var(--color-paper);
  border-color: var(--color-line);
}

.btn-secondary:hover {
  border-color: var(--color-accent);
  background: var(--color-accent-soft);
}

.btn-ghost {
  color: var(--color-ink);
  background: transparent;
  border-color: oklch(48% 0.1 32 / 0.28);
}

.hero-workbench {
  padding: calc(var(--nav-h) + 2.2rem) 0 var(--space-3xl);
}

.hero-grid {
  display: grid;
  gap: var(--space-xl);
  align-items: center;
}

@media (min-width: 960px) {
  .hero-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: var(--space-2xl);
  }
}

.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-bottom: var(--space-md);
}

.chip {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0.15rem 0.65rem;
  border-radius: 4px;
  border: 1px solid var(--color-line);
  background: var(--color-paper);
  color: var(--color-ink-soft);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.04em;
}

.hero-kicker {
  margin: 0 0 0.5rem;
  color: var(--color-accent);
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: 0.08em;
}

.hero-sub {
  margin: 0.9rem 0 0;
  color: var(--color-ink-soft);
  font-size: clamp(1rem, 1.5vw, 1.12rem);
  max-width: 38rem;
}

.metric-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.65rem;
  margin: var(--space-lg) 0;
}

@media (min-width: 640px) {
  .metric-row {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.metric {
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  padding: 0.75rem 0.85rem;
  background: oklch(100% 0 0 / 0.55);
}

.metric strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: 0.03em;
}

.metric span {
  color: var(--color-muted);
  font-size: var(--text-xs);
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: var(--space-md);
}

.hero-stage {
  position: relative;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--color-line);
  box-shadow: var(--shadow-lift);
  aspect-ratio: 16 / 10;
  background: var(--color-paper-3);
}

.hero-stage img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.hero-stage::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 35%;
  background: linear-gradient(transparent, oklch(18% 0.04 35 / 0.45));
  pointer-events: none;
}

.section {
  padding: var(--space-3xl) 0;
}

.section-head {
  margin-bottom: var(--space-xl);
  max-width: 42rem;
}

.section-head p {
  margin: 0.55rem 0 0;
  color: var(--color-ink-soft);
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
}

@media (min-width: 768px) {
  .info-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .info-grid {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }
}

.info-card {
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  padding: 0.9rem;
  background: oklch(100% 0 0 / 0.6);
  min-width: 0;
}

.info-card span {
  display: block;
  color: var(--color-muted);
  font-size: var(--text-xs);
  margin-bottom: 0.25rem;
}

.info-card strong {
  font-size: var(--text-sm);
  word-break: break-word;
}

.story-panel {
  border-left: 3px solid var(--color-accent);
  padding: 0.2rem 0 0.2rem 1.2rem;
  max-width: 48rem;
}

.story-panel p {
  margin: 0 0 1rem;
  color: var(--color-ink-soft);
  font-size: 1.05rem;
}

.feature-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.85rem;
}

@media (min-width: 640px) {
  .feature-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .feature-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.feature-card {
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  padding: 1.1rem;
  background: var(--color-paper);
  transition: transform var(--dur) var(--ease-out), box-shadow var(--dur) var(--ease-out);
  min-width: 0;
}

.feature-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-soft);
}

.feature-card .mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: 4px;
  background: var(--color-accent-soft);
  color: var(--color-accent);
  font-family: var(--font-display);
  font-weight: 700;
  margin-bottom: 0.7rem;
}

.feature-card h3 {
  margin: 0 0 0.45rem;
}

.feature-card p {
  margin: 0;
  color: var(--color-ink-soft);
  font-size: var(--text-sm);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
}

@media (min-width: 768px) {
  .gallery-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .gallery-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.gallery-item {
  position: relative;
  border: 0;
  padding: 0;
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  background: var(--color-paper-3);
  aspect-ratio: 16 / 10;
  min-width: 0;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform var(--dur) var(--ease-out), filter var(--dur) var(--ease-out);
}

.gallery-item:hover img {
  transform: scale(1.04);
  filter: brightness(1.06);
}

.download-band {
  border-radius: 12px;
  border: 1px solid oklch(48% 0.12 32 / 0.25);
  background:
    linear-gradient(120deg, oklch(48% 0.17 32 / 0.12), oklch(62% 0.14 75 / 0.16)),
    var(--color-paper);
  padding: clamp(1.4rem, 3vw, 2.2rem);
  display: grid;
  gap: 1rem;
  align-items: center;
}

@media (min-width: 800px) {
  .download-band {
    grid-template-columns: minmax(0, 1.4fr) auto;
  }
}

.timeline {
  display: grid;
  gap: 0.85rem;
  border-left: 2px solid var(--color-line);
  padding-left: 1.1rem;
}

.timeline-item {
  position: relative;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -1.42rem;
  top: 0.45rem;
  width: 0.65rem;
  height: 0.65rem;
  border-radius: 50%;
  background: var(--color-accent);
  border: 2px solid var(--color-paper);
}

.timeline-item time {
  display: block;
  color: var(--color-muted);
  font-size: var(--text-xs);
  font-family: var(--font-mono);
  margin-bottom: 0.2rem;
}

.fit-grid,
.review-grid,
.guide-grid,
.platform-grid,
.article-list {
  display: grid;
  gap: 0.85rem;
}

@media (min-width: 768px) {
  .fit-grid,
  .review-grid,
  .guide-grid,
  .platform-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

.fit-card,
.review-card,
.guide-card,
.platform-card,
.article-card {
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  padding: 1.1rem;
  background: oklch(100% 0 0 / 0.55);
  min-width: 0;
}

.review-card p {
  margin: 0 0 0.8rem;
  color: var(--color-ink-soft);
}

.review-card cite {
  font-style: normal;
  color: var(--color-muted);
  font-size: var(--text-xs);
}

.faq-list {
  display: grid;
  gap: 0.55rem;
}

.faq-item {
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  background: var(--color-paper);
  padding: 0;
}

.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 0.95rem 1.05rem;
  font-weight: 700;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  color: var(--color-accent);
  font-family: var(--font-display);
  font-size: 1.2rem;
  line-height: 1;
}

.faq-item[open] summary::after {
  content: "-";
}

.faq-item .faq-body {
  padding: 0 1.05rem 1.05rem;
  color: var(--color-ink-soft);
}

.final-cta {
  text-align: center;
  padding: var(--space-3xl) 0;
}

.final-cta p {
  color: var(--color-ink-soft);
  max-width: 36rem;
  margin: 0.7rem auto 1.2rem;
}

.final-note {
  margin-top: 0.9rem;
  color: var(--color-muted);
  font-size: var(--text-xs);
}

/* Ft5 Statement */
.site-footer {
  border-top: 1px solid var(--color-line);
  background: oklch(20% 0.03 35);
  color: oklch(92% 0.01 95);
  padding: var(--space-3xl) 0 var(--space-xl);
}

.site-footer a {
  color: oklch(86% 0.05 75);
}

.footer-statement {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  line-height: 1.2;
  max-width: 18ch;
  margin: 0 0 1.2rem;
}

.footer-grid {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 800px) {
  .footer-grid {
    grid-template-columns: 1.3fr 1fr 1fr;
  }
}

.footer-grid h3 {
  margin: 0 0 0.7rem;
  font-size: var(--text-sm);
  letter-spacing: 0.08em;
  color: oklch(78% 0.02 90);
}

.footer-grid ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.45rem;
}

.footer-grid li a {
  text-decoration: none;
}

.footer-meta {
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: 1px solid oklch(100% 0 0 / 0.12);
  color: oklch(72% 0.02 90);
  font-size: var(--text-xs);
  display: grid;
  gap: 0.4rem;
}

.lightbox,
.modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: none;
  align-items: center;
  justify-content: center;
  background: oklch(10% 0.02 35 / 0.82);
  padding: 1rem;
}

.lightbox.open,
.modal.open {
  display: flex;
}

.lightbox-inner,
.modal-inner {
  position: relative;
  width: min(100%, 960px);
  max-height: 90vh;
  overflow: auto;
  background: var(--color-paper);
  border-radius: 10px;
  border: 1px solid var(--color-line);
}

.lightbox-inner {
  background: transparent;
  border: 0;
}

.lightbox img {
  max-width: 100%;
  max-height: 82vh;
  display: block;
  margin: 0 auto;
  border-radius: 8px;
}

.lightbox-close,
.lightbox-nav,
.modal-close {
  border: 0;
  background: var(--color-paper);
  color: var(--color-ink);
  min-width: 44px;
  min-height: 44px;
  border-radius: var(--radius-pill);
  cursor: pointer;
  font: inherit;
}

.lightbox-close {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
}

.lightbox-nav.prev {
  position: absolute;
  left: 0.5rem;
  top: 50%;
  transform: translateY(-50%);
}

.lightbox-nav.next {
  position: absolute;
  right: 0.5rem;
  top: 50%;
  transform: translateY(-50%);
}

.modal-inner {
  padding: 1.2rem;
}

.modal-inner h3 {
  margin: 0 1.5rem 0.8rem 0;
}

.modal-close {
  position: absolute;
  top: 0.7rem;
  right: 0.7rem;
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
}

th,
td {
  border: 1px solid var(--color-line);
  padding: 0.65rem 0.75rem;
  text-align: left;
  vertical-align: top;
}

th {
  background: var(--color-accent-soft);
}

.tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 1rem;
}

.tabs button {
  min-height: 40px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-line);
  background: var(--color-paper);
  padding: 0.4rem 0.9rem;
  font: inherit;
  cursor: pointer;
}

.tabs button.active {
  background: var(--color-accent);
  color: oklch(99% 0.01 95);
  border-color: transparent;
}

.page-hero {
  padding: calc(var(--nav-h) + 1.8rem) 0 var(--space-xl);
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  color: var(--color-muted);
  font-size: var(--text-xs);
  margin-bottom: 0.8rem;
}

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

.prose {
  max-width: 46rem;
}

.prose p,
.prose li {
  color: var(--color-ink-soft);
}

.checklist {
  list-style: none;
  padding: 0;
  margin: 1rem 0;
  display: grid;
  gap: 0.45rem;
}

.checklist li {
  position: relative;
  padding-left: 1.4rem;
}

.checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.45rem;
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 2px;
  background: var(--color-accent);
}

.req-grid {
  display: grid;
  gap: 0.85rem;
}

@media (min-width: 768px) {
  .req-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.steps {
  display: grid;
  gap: 0.85rem;
  counter-reset: step;
}

.step {
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  padding: 1rem 1rem 1rem 3.2rem;
  position: relative;
  background: var(--color-paper);
}

.step::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  left: 0.85rem;
  top: 0.95rem;
  width: 1.7rem;
  height: 1.7rem;
  border-radius: 50%;
  background: var(--color-accent);
  color: white;
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-size: 0.9rem;
}

.fade-up {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.5s var(--ease-out), transform 0.5s var(--ease-out);
}

.fade-up.visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .btn-primary::after,
  .fade-up {
    animation: none !important;
    transition: opacity 0.15s linear !important;
    transform: none !important;
  }
}