:root {
  --ink-strong: #f2f2f2;
  --ink-soft: rgba(255, 255, 255, 0.74);
  --ink-muted: rgba(255, 255, 255, 0.55);
  --surface: #0b0b0f;
  --tour-font-scale: 1;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

button {
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: "Manrope", sans-serif;
  background: #000;
  color: var(--ink-strong);
}

.entry-shell {
  width: min(100%, 560px);
  min-height: 100svh;
  margin: 0 auto;
  background: linear-gradient(to bottom, #12131b 0%, #0a0b0f 48%, #08080c 100%);
  display: grid;
  grid-template-rows: auto 1fr auto;
}

.entry-loading-overlay {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: grid;
  place-items: center;
  background: #08080c;
}

.entry-loading-overlay.hidden {
  display: none;
}

.entry-loading-dots {
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.entry-loading-dots .loading-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  animation: entryDotPulse 1.1s ease-in-out infinite;
}

.entry-loading-dots .loading-dot:nth-child(2) { animation-delay: 0.18s; }
.entry-loading-dots .loading-dot:nth-child(3) { animation-delay: 0.36s; }

@keyframes entryDotPulse {
  0%, 80%, 100% { opacity: 0.3; transform: scale(0.75); }
  40% { opacity: 1; transform: scale(1); }
}

.entry-hero {
  position: relative;
  width: 100%;
  background: #111;
}

.entry-video {
  display: block;
  width: 100%;
  height: auto;
  max-height: 60svh;
  background: #111;
}

.entry-video::-webkit-media-controls-wireless-playback-picker-button,
.entry-video::-webkit-media-controls-fullscreen-button {
  display: none !important;
}

.entry-unmute-btn {
  position: absolute;
  top: 0.7rem;
  right: 0.7rem;
  z-index: 4;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.38rem 0.7rem 0.38rem 0.5rem;
  background: rgba(0, 0, 0, 0.62);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 999px;
  color: #fff;
  font: 600 0.72rem "Manrope", sans-serif;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.entry-unmute-btn.is-unmuted {
  opacity: 0.55;
}

.entry-settings-btn {
  position: absolute;
  top: 0.7rem;
  left: 0.7rem;
  z-index: 4;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  background: rgba(0, 0, 0, 0.62);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  color: #fff;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.entry-content {
  padding: 1.05rem 1rem 0.65rem;
  display: grid;
  align-content: start;
  gap: 0.72rem;
}

#entryTitle {
  margin: 0;
  color: #f6f6f6;
  font: 800 1.25rem / 1.3 "Barlow", sans-serif;
  letter-spacing: 0.01em;
  padding-bottom: 0.65rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.entry-highlight-label {
  margin: 0;
  font: 700 0.72rem "Barlow", sans-serif;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-muted);
}

.entry-highlight {
  margin: 0;
  color: #ededed;
  font: 500 calc(0.96rem * var(--tour-font-scale)) / 1.6 "Manrope", sans-serif;
  border-left: 2px solid #ffffff;
  padding: 0.12rem 0 0.12rem 0.58rem;
  display: grid;
  gap: 0.28rem;
}

.entry-highlight p {
  margin: 0;
}

.entry-highlight .highlight-bullet-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.34rem;
}

.entry-highlight .highlight-bullet-list li {
  margin: 0;
  position: relative;
  padding-left: 0.88em;
}

.entry-highlight .highlight-bullet-list li::before {
  content: "・";
  position: absolute;
  top: 0;
  left: 0;
}

.entry-text {
  display: grid;
  gap: 0.72rem;
}

.entry-rich-block {
  display: grid;
  gap: 0.52rem;
}

.entry-rich-block > * {
  margin: 0;
}

.entry-text p,
.entry-text li,
.entry-text blockquote {
  margin: 0;
  color: var(--ink-soft);
  font-size: calc(0.88rem * var(--tour-font-scale));
  line-height: 1.62;
}

.entry-text h2,
.entry-text h3,
.entry-text h4 {
  margin: 0;
  color: #f6f6f6;
  font-family: "Barlow", sans-serif;
  font-weight: 800;
  line-height: 1.3;
}

.entry-text h2 {
  font-size: 1.08rem;
}

.entry-text h3 {
  font-size: 1rem;
}

.entry-text h4 {
  font-size: 0.95rem;
}

.entry-text ul,
.entry-text ol {
  margin: 0;
  padding-left: 1.1rem;
  color: var(--ink-soft);
}

.entry-text li + li {
  margin-top: 0.25rem;
}

.entry-guide-section {
  margin-top: 0.55rem;
}

.entry-guide-section h2 {
  margin: 0;
  font: 800 1.05rem / 1.3 "Barlow", sans-serif;
  color: #f4f4f4;
}

.entry-guide-divider {
  margin-top: 0.36rem;
  height: 1px;
  background: rgba(255, 255, 255, 0.32);
}

.entry-guide-gallery {
  margin-top: 0.72rem;
  display: grid;
  gap: 0.5rem;
}

.entry-guide-track {
  display: flex;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  scrollbar-width: none;
  border-radius: 10px;
}

.entry-guide-track::-webkit-scrollbar {
  display: none;
}

.entry-guide-item {
  flex: 0 0 100%;
  width: 100%;
  height: 28svh;
  object-fit: cover;
  border-radius: 10px;
  background: #101114;
  scroll-snap-align: start;
  display: block;
}

.entry-guide-dots {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
}

.entry-guide-dot {
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.25);
  padding: 0;
  border: none;
  cursor: pointer;
  transition: width 150ms ease, background 150ms ease;
}

.entry-guide-dot.is-active {
  width: 16px;
  background: #ffffff;
}

.entry-footer {
  position: sticky;
  bottom: 0;
  z-index: 3;
  padding: 0.66rem 1rem calc(0.74rem + env(safe-area-inset-bottom));
  background: linear-gradient(to top, #090a0e 70%, rgba(9, 10, 14, 0));
}

.entry-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.48rem;
}

.entry-action-btn {
  height: 54px;
  min-width: 200px;
  border-radius: 999px;
  border: 1px solid transparent;
  font: 800 1rem "Barlow", sans-serif;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  color: #fff;
  padding: 0 2rem;
}

.entry-action-btn.is-start {
  background: linear-gradient(135deg, #f6515f, #db3f4c);
}

.entry-action-btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

@media (hover: hover) {
  .entry-action-btn:hover {
    filter: brightness(1.16);
  }
}

.entry-action-btn:focus-visible {
  filter: brightness(1.16);
}

.hidden {
  display: none !important;
}

/* ─── Settings screen ───────────────────────────────── */

.settings-screen {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: #08080c;
  display: flex;
  align-items: stretch;
  justify-content: center;
  transition: opacity 280ms ease, visibility 280ms ease;
}

.settings-screen.is-hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.settings-inner {
  width: min(100%, 560px);
  display: flex;
  flex-direction: column;
  background: linear-gradient(to bottom, #12131b 0%, #0a0b0f 60%, #08080c 100%);
}

.settings-scroll {
  flex: 1;
  overflow-y: auto;
  padding: 0.6rem 1rem 0.5rem;
  display: grid;
  align-content: start;
  gap: 0.1rem;
}

.settings-section {
  padding: 1rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.settings-section:last-child {
  border-bottom: none;
}

.settings-heading {
  margin: 0 0 0.75rem;
  font: 700 0.72rem "Barlow", sans-serif;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-muted);
}

/* Language picker */

.settings-lang-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.55rem;
}

.settings-lang-btn {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.72rem 1rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  color: var(--ink-soft);
  font: 600 0.9rem "Manrope", sans-serif;
  cursor: pointer;
  transition: background 150ms ease, border-color 150ms ease;
  text-align: left;
}

.settings-lang-btn.is-active {
  background: rgba(246, 81, 95, 0.15);
  border-color: #f6515f;
  color: #fff;
}

.settings-lang-flag {
  font-size: 1.35rem;
  line-height: 1;
}

/* Font size picker */

.settings-font-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.5rem;
}

.settings-font-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.35rem;
  padding: 0.65rem 0.4rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  color: var(--ink-soft);
  cursor: pointer;
  transition: background 150ms ease, border-color 150ms ease;
}

.settings-font-btn.is-active {
  background: rgba(246, 81, 95, 0.15);
  border-color: #f6515f;
  color: #fff;
}

.settings-font-sample {
  font-family: "Barlow", sans-serif;
  font-weight: 800;
  color: inherit;
  line-height: 1;
}

.settings-font-label {
  font: 600 0.68rem "Manrope", sans-serif;
  color: var(--ink-muted);
  letter-spacing: 0.04em;
}

.settings-font-btn.is-active .settings-font-label {
  color: rgba(255, 255, 255, 0.75);
}

/* Notices list */

.settings-section--notices {
  border-bottom: none;
}

.settings-notices-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.62rem;
}

.settings-notice-item {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  padding: 0.65rem 0.75rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 10px;
}

.settings-notice-icon {
  font-size: 1.15rem;
  line-height: 1.4;
  flex-shrink: 0;
}

.settings-notice-text {
  font: 500 calc(0.84rem * var(--tour-font-scale)) / 1.5 "Manrope", sans-serif;
  color: var(--ink-soft);
}

/* Confirm button */

.settings-footer {
  padding: 0.66rem 1rem calc(0.9rem + env(safe-area-inset-bottom));
  background: linear-gradient(to top, #090a0e 70%, rgba(9, 10, 14, 0));
}

.settings-confirm-btn {
  display: block;
  width: 100%;
  height: 54px;
  border-radius: 999px;
  border: 1px solid transparent;
  background: linear-gradient(135deg, #f6515f, #db3f4c);
  color: #fff;
  font: 800 1rem "Barlow", sans-serif;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
}

@media (hover: hover) {
  .settings-confirm-btn:hover {
    filter: brightness(1.14);
  }
  .settings-lang-btn:hover:not(.is-active) {
    background: rgba(255, 255, 255, 0.09);
    border-color: rgba(255, 255, 255, 0.2);
  }
  .settings-font-btn:hover:not(.is-active) {
    background: rgba(255, 255, 255, 0.09);
    border-color: rgba(255, 255, 255, 0.2);
  }
}

@media (min-width: 561px) {
  .settings-inner {
    border-radius: 20px;
    overflow: clip;
    border: 1px solid rgba(255, 255, 255, 0.12);
    box-shadow: 0 24px 64px rgba(0, 0, 0, 0.7);
    min-height: min(94vh, 860px);
    margin: 1.2rem auto;
    max-height: min(94vh, 860px);
  }
}

@media (min-width: 561px) {
  body {
    padding: 1.2rem;
    background: #040404;
  }

  .entry-shell {
    border-radius: 20px;
    overflow: clip;
    border: 1px solid rgba(255, 255, 255, 0.12);
    box-shadow: 0 24px 64px rgba(0, 0, 0, 0.7);
    min-height: min(94vh, 860px);
  }
}