:root {
  --ink: #241f21;
  --muted: #756b70;
  --line: #ded7db;
  --paper: #fffdfb;
  --panel: #f7f2f4;
  --accent: #d24b76;
  --accent-2: #2f9f86;
  --shadow: 0 18px 48px rgba(36, 31, 33, 0.14);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: "Inter", "BIZ UDPGothic", "Yu Gothic", "Hiragino Kaku Gothic ProN", sans-serif;
  background: #efe9ed;
}

button,
input,
textarea,
select {
  font: inherit;
}

button,
.file-button,
.asset-picker {
  border: 1px solid #cfc6cb;
  background: #fff;
  color: var(--ink);
  border-radius: 8px;
  min-height: 38px;
  padding: 0 13px;
  cursor: pointer;
}

button:hover,
.file-button:hover,
.asset-picker:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.primary {
  background: var(--ink);
  color: #fff;
  border-color: var(--ink);
  font-weight: 700;
}

.primary:hover {
  color: #fff;
  background: var(--accent);
  border-color: var(--accent);
}

.app {
  display: grid;
  grid-template-columns: minmax(320px, 420px) minmax(0, 1fr);
  min-height: 100vh;
}

.studio {
  position: sticky;
  top: 0;
  height: 100vh;
  overflow: auto;
  border-right: 1px solid var(--line);
  background:
    radial-gradient(circle at 0 0, rgba(210, 75, 118, 0.12), transparent 28rem),
    linear-gradient(180deg, #fff 0%, var(--panel) 100%);
  padding: 20px;
}

.studio__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.eyebrow {
  margin: 0 0 4px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

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

h1 {
  margin-bottom: 0;
  font-size: 25px;
}

h2 {
  margin-bottom: 8px;
  font-size: 18px;
}

.icon-button {
  width: 40px;
  min-height: 40px;
  padding: 0;
  border-radius: 50%;
  font-size: 20px;
}

.tabs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
  margin: 22px 0;
}

.tab {
  min-height: 40px;
  padding: 0 6px;
  color: var(--muted);
}

.tab.is-active {
  color: #fff;
  background: var(--accent);
  border-color: var(--accent);
}

.panel {
  display: none;
}

.panel.is-active {
  display: grid;
  gap: 16px;
}

.field {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

input,
textarea,
select {
  width: 100%;
  border: 1px solid #cfc6cb;
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  min-height: 40px;
  padding: 9px 11px;
}

textarea {
  resize: vertical;
}

input:focus,
textarea:focus,
select:focus {
  outline: 2px solid color-mix(in srgb, var(--accent) 35%, transparent);
  border-color: var(--accent);
}

.import-box,
.quick-add,
.export-card,
.moderation-head {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.74);
  border-radius: 8px;
  padding: 14px;
}

.import-box {
  display: grid;
  gap: 9px;
}

.import-box p,
.export-card p,
.moderation-head p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.quick-add {
  display: grid;
  gap: 12px;
}

.toolbar-row,
.asset-row,
.export-actions {
  display: flex;
  gap: 8px;
  align-items: center;
}

.toolbar-row input {
  min-width: 0;
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.swatches {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.swatches label {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.swatches input {
  height: 42px;
  padding: 4px;
}

.asset-picker,
.file-button {
  display: inline-grid;
  place-items: center;
  flex: 1;
}

.button-list,
.submission-list {
  display: grid;
  gap: 8px;
}

.button-row,
.submission {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  padding: 10px;
}

.button-row small,
.submission small {
  display: block;
  color: var(--muted);
  margin-top: 3px;
}

.row-actions {
  display: flex;
  gap: 6px;
}

.row-actions button {
  min-height: 32px;
  padding: 0 9px;
}

.moderation-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.empty-state {
  display: grid;
  gap: 4px;
  place-items: center;
  min-height: 140px;
  border: 1px dashed #cfc6cb;
  border-radius: 8px;
  color: var(--muted);
  text-align: center;
}

.empty-state strong {
  color: var(--ink);
}

.preview-shell {
  min-width: 0;
  display: grid;
  grid-template-rows: auto 1fr;
  background:
    linear-gradient(90deg, rgba(255,255,255,0.7) 1px, transparent 1px),
    linear-gradient(rgba(255,255,255,0.7) 1px, transparent 1px),
    #e9e1e5;
  background-size: 24px 24px;
}

.preview-topbar {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 66px;
  padding: 12px 24px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.86);
  backdrop-filter: blur(18px);
}

.preview-topbar p {
  margin: 0 0 2px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.preview-actions {
  display: flex;
  gap: 8px;
}

.site-preview {
  min-height: calc(100vh - 66px);
  overflow: auto;
}

.button-site {
  --site-bg: #f8eef3;
  --site-text: #2a2024;
  --site-accent: #d24b76;
  --site-bg-overlay: linear-gradient(rgba(255,255,255,.58), rgba(255,255,255,.58));
  --site-bg-photo: none;
  --site-pattern: none;
  --button-scale: 1;
  --title-size: clamp(38px, 5vw, 78px);
  --body-size: 16px;
  --section-size: clamp(24px, 3vw, 38px);
  --button-text-size: 16px;
  min-height: calc(100vh - 66px);
  color: var(--site-text);
  background-color: var(--site-bg);
  background-image: var(--site-bg-overlay), var(--site-bg-photo), var(--site-pattern);
  background-size: cover, var(--site-bg-size, cover), var(--site-pattern-size, auto);
  background-position: center, center, center;
  background-attachment: fixed, fixed, fixed;
  font-family: var(--site-font, "BIZ UDPGothic", "Yu Gothic", sans-serif);
  font-size: var(--body-size);
}

.button-site__inner {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 34px 0 76px;
}

.hero {
  position: relative;
  min-height: 220px;
  display: grid;
  align-items: end;
  margin-bottom: 24px;
  padding: 34px;
  border: var(--hero-border, 1px solid rgba(0,0,0,0.08));
  background: var(--hero-bg, rgba(255,255,255,0.84));
  box-shadow: var(--hero-shadow, none);
  overflow: hidden;
}

.hero__title {
  margin: 0;
  max-width: 820px;
  font-size: var(--title-size);
  line-height: 1.02;
  letter-spacing: 0;
}

.hero__copy {
  max-width: 680px;
  margin: 14px 0 0;
  color: color-mix(in srgb, var(--site-text) 76%, transparent);
  font-size: var(--body-size);
  font-weight: 700;
  line-height: 1.8;
}

.mascot {
  position: absolute;
  right: 28px;
  bottom: 18px;
  width: min(24vw, 210px);
  max-height: 86%;
  object-fit: contain;
  filter: drop-shadow(0 14px 24px rgba(0,0,0,0.18));
  pointer-events: none;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 28px;
}

.site-nav a,
.request-chip {
  display: inline-grid;
  place-items: center;
  min-height: 38px;
  padding: 0 14px;
  border: 1px solid color-mix(in srgb, var(--site-accent) 55%, #fff);
  border-radius: var(--nav-radius, 999px);
  color: var(--site-accent);
  background: color-mix(in srgb, #fff 82%, var(--site-accent));
  text-decoration: none;
  font-weight: 800;
}

.request-chip {
  border-style: dashed;
}

.tools-line {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin: 0 0 28px;
}

.site-search {
  max-width: 360px;
  border-color: color-mix(in srgb, var(--site-accent) 45%, #fff);
}

.sound-section {
  margin: 0 0 34px;
}

.section-title {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 14px;
  font-size: var(--section-size);
  letter-spacing: 0;
}

.section-title::before {
  content: "";
  width: 8px;
  height: 1.1em;
  background: var(--site-accent);
  border-radius: 99px;
}

.section-date {
  color: color-mix(in srgb, var(--site-text) 65%, transparent);
  font-size: 14px;
  font-weight: 800;
}

.sound-grid {
  display: flex;
  flex-wrap: wrap;
  gap: calc(7px + var(--button-scale) * 2px);
}

.layout-grid .sound-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(calc(150px + var(--button-scale) * 28px), 1fr));
}

.layout-compact .button-site__inner {
  width: min(1500px, calc(100% - 24px));
}

.layout-compact .sound-grid {
  gap: 5px;
}

.layout-newspaper .sound-section {
  border: 2px solid color-mix(in srgb, var(--site-text) 82%, transparent);
  background: rgba(255,255,255,0.72);
  padding: 24px;
}

.sound-button {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: calc(34px + var(--button-scale) * 8px);
  min-width: calc(84px + var(--button-scale) * 18px);
  max-width: 100%;
  padding: 0 calc(12px + var(--button-scale) * 6px);
  border: var(--sound-border, 1px solid color-mix(in srgb, var(--site-accent) 42%, #222));
  border-radius: var(--sound-radius, 8px);
  color: var(--sound-text, var(--site-text));
  background: var(--sound-bg, #fff);
  box-shadow: var(--sound-shadow, 0 2px 0 color-mix(in srgb, var(--site-accent) 32%, #444));
  font-size: var(--button-text-size);
  font-weight: 800;
  line-height: 1.3;
  transition: transform 140ms ease, box-shadow 140ms ease, filter 140ms ease;
}

.sound-button::before {
  content: "▶";
  font-size: 0.9em;
  color: var(--site-accent);
}

.sound-button.is-playing {
  color: #fff;
  background: var(--site-accent);
  border-color: var(--site-accent);
}

.sound-button.is-playing::before {
  color: #fff;
}

.shape-pill .sound-button {
  --sound-radius: 999px;
}

.shape-outline .sound-button {
  --sound-radius: 4px;
  --sound-bg: rgba(255,255,255,0.64);
  --sound-shadow: none;
  --sound-border: 2px solid color-mix(in srgb, var(--site-text) 70%, var(--site-accent));
}

.shape-ticket .sound-button {
  --sound-radius: 3px;
  --sound-bg: color-mix(in srgb, #fff 86%, var(--site-accent));
  border-style: dashed;
}

.effect-press .sound-button:active {
  transform: translateY(2px);
  box-shadow: none;
}

.effect-pop .sound-button:hover {
  transform: translateY(-3px) rotate(-1deg);
  box-shadow: 0 8px 0 color-mix(in srgb, var(--site-accent) 32%, #444);
}

.effect-glow .sound-button:hover {
  filter: drop-shadow(0 0 13px color-mix(in srgb, var(--site-accent) 64%, transparent));
}

.request-form {
  margin-top: 42px;
  border: 1px solid color-mix(in srgb, var(--site-accent) 42%, #fff);
  background: rgba(255,255,255,0.78);
  padding: 20px;
}

.request-form h2 {
  margin: 0 0 12px;
}

.request-form__grid {
  display: grid;
  grid-template-columns: 1fr 1fr auto auto;
  gap: 10px;
  align-items: end;
}

.theme-classic {
  --site-pattern: none;
  --hero-bg: #fff;
  --hero-border: 2px solid #1e181a;
  --hero-shadow: none;
  --site-font: "Yu Mincho", "Hiragino Mincho ProN", serif;
}

.theme-classic .hero {
  text-align: center;
  min-height: 170px;
}

.theme-classic .hero__title {
  margin-inline: auto;
  font-style: italic;
}

.theme-pastel {
  --site-pattern:
    linear-gradient(90deg, rgba(255,255,255,0.7) 1px, transparent 1px),
    linear-gradient(rgba(255,255,255,0.7) 1px, transparent 1px);
  --site-pattern-size: 28px 28px;
  --hero-bg: rgba(255,255,255,0.72);
  --hero-shadow: var(--shadow);
}

.theme-doodle {
  --site-pattern:
    radial-gradient(circle at 15% 18%, color-mix(in srgb, var(--site-accent) 18%, transparent) 0 32px, transparent 34px),
    radial-gradient(circle at 74% 22%, rgba(47,159,134,0.17) 0 28px, transparent 30px),
    radial-gradient(circle at 36% 72%, rgba(255,190,76,0.2) 0 24px, transparent 26px);
  --site-pattern-size: 360px 280px;
  --hero-bg: rgba(255,255,255,0.62);
}

.theme-doodle .hero,
.theme-doodle .request-form {
  transform: rotate(-0.2deg);
}

.theme-neon {
  --site-pattern:
    linear-gradient(135deg, rgba(255,255,255,0.05) 25%, transparent 25% 50%, rgba(255,255,255,0.05) 50% 75%, transparent 75%);
  --site-pattern-size: 22px 22px;
  --hero-bg: rgba(13, 16, 23, 0.76);
  --hero-border: 1px solid color-mix(in srgb, var(--site-accent) 75%, #fff);
  --hero-shadow: 0 0 36px color-mix(in srgb, var(--site-accent) 35%, transparent);
}

.theme-neon .sound-button,
.theme-neon .request-form,
.theme-neon .layout-newspaper .sound-section {
  background: rgba(255,255,255,0.9);
}

.theme-gallery {
  --site-pattern:
    linear-gradient(90deg, rgba(255,255,255,0.8), rgba(255,255,255,0.36)),
    radial-gradient(circle at 80% 12%, color-mix(in srgb, var(--site-accent) 22%, transparent), transparent 220px);
  --hero-bg: transparent;
  --hero-border: 0;
  --hero-shadow: none;
}

.theme-gallery .hero {
  min-height: 300px;
  padding-left: 0;
  padding-right: 0;
}

@media (max-width: 980px) {
  .app {
    grid-template-columns: 1fr;
  }

  .studio {
    position: static;
    height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .preview-topbar {
    position: static;
  }
}

@media (max-width: 640px) {
  .studio,
  .preview-topbar {
    padding: 14px;
  }

  .tabs,
  .split,
  .swatches,
  .request-form__grid {
    grid-template-columns: 1fr;
  }

  .button-site__inner {
    width: min(100% - 24px, 1180px);
    padding-top: 18px;
  }

  .hero {
    min-height: 190px;
    padding: 22px;
  }

  .mascot {
    opacity: 0.26;
    right: 12px;
  }
}