:root {
  --bg-start: #0a0b0f;
  --bg-end: #1a1d26;
  --ink: #eceff7;
  --muted: #abb1bf;
  --card: rgba(18, 21, 27, 0.9);
  --border: #3f4554;
  --primary: #5d78e6;
  --primary-ink: #f8faff;
  --accent: #2d9d8a;
  --danger: #cf4d3f;
  --shadow: 0 18px 35px rgba(0, 0, 0, 0.38);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: 'M PLUS Rounded 1c', 'Hiragino Kaku Gothic ProN', Meiryo, sans-serif;
  background:
    radial-gradient(circle at 16% 16%, rgba(255, 255, 255, 0.11), rgba(255, 255, 255, 0) 24%),
    repeating-radial-gradient(circle at 52% 54%, rgba(255, 255, 255, 0.06) 0 18px, rgba(0, 0, 0, 0.08) 19px 39px),
    linear-gradient(145deg, #080808 0%, #161616 48%, #2a2a2a 100%);
  min-height: 100vh;
}

.site-header {
  backdrop-filter: blur(7px);
  background: rgba(18, 18, 18, 0.86);
  border-bottom: 1px solid #353535;
  position: sticky;
  top: 0;
  z-index: 10;
}

.header-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 21px 20px;
  display: flex;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
}

.site-logo {
  color: #f1f1f1;
  text-decoration: none;
  display: inline-flex;
  flex-direction: row;
  align-items: baseline;
  gap: 0.22em;
  line-height: 1;
  white-space: nowrap;
}

.site-logo-main {
  font-weight: 800;
  font-size: 1.45rem;
}

.site-logo-sub {
  font-weight: 700;
  font-size: 1.16rem;
  opacity: 0.95;
  position: relative;
  top: 0.18em;
}

.header-user {
  color: #c8c8c8;
  font-weight: 600;
  font-size: 1.3rem;
}

.header-user-link {
  text-decoration: none;
  border-radius: 8px;
  padding: 2px 4px;
  transition: color 0.15s ease, background-color 0.15s ease;
}

.header-user-link:hover,
.header-user-link:focus-visible {
  color: #f2f6ff;
  background: rgba(95, 123, 227, 0.16);
  outline: none;
}

.page {
  max-width: 1100px;
  margin: 0 auto;
  padding: 22px 20px 44px;
}

.flash-area {
  position: fixed;
  top: 84px;
  left: 50%;
  transform: translateX(-50%);
  width: min(92vw, 680px);
  display: grid;
  gap: 8px;
  z-index: 70;
  pointer-events: none;
}

.flash {
  padding: 11px 14px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: rgba(25, 29, 37, 0.9);
  box-shadow: 0 10px 22px rgba(0, 0, 0, 0.4);
  transition: opacity 0.28s ease, transform 0.28s ease;
}

.flash.is-hiding {
  opacity: 0;
  transform: translateY(-12px);
}

.flash-error {
  border-color: #a24d46;
  background: rgba(70, 34, 34, 0.84);
}

.flash-success {
  border-color: #3d8f7f;
  background: rgba(28, 59, 53, 0.84);
}

.flash-warning {
  border-color: #8b7342;
  background: rgba(61, 49, 27, 0.86);
}

.panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: var(--shadow);
  padding: 20px;
  margin-bottom: 16px;
  backdrop-filter: blur(3px);
}

.center-panel {
  text-align: center;
}

.hero-panel {
  padding: 30px 24px;
}

.hero-title {
  margin: 0;
  line-height: 1.25;
  font-size: clamp(1.5rem, 3vw, 2.25rem);
}

.hero-lead,
.section-lead {
  margin-top: 10px;
  color: var(--muted);
}

.title-screen-panel {
  position: relative;
  overflow: visible;
  border: 0;
  border-radius: 0;
  box-shadow: none;
  background: none;
  min-height: 640px;
}

.title-screen {
  position: relative;
  width: 100%;
  min-height: 640px;
  display: grid;
  place-items: center;
  padding: 56px 24px 72px;
}

.title-screen-glow {
  position: absolute;
  top: -80px;
  left: -120px;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  background:
    radial-gradient(circle at 45% 35%, rgba(255, 255, 255, 0.5), rgba(196, 196, 196, 0.2) 42%, rgba(22, 22, 22, 0) 78%);
  filter: blur(0.3px);
  opacity: 1;
}

.title-screen-swirl {
  display: none;
}

.title-screen-content {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 22px;
  width: min(100%, 720px);
  justify-items: center;
}

.title-screen-title {
  margin: 0;
  display: inline-grid;
  gap: 2px;
  justify-self: center;
  text-align: left;
  line-height: 1.1;
  letter-spacing: 0.02em;
  color: #f5f5f5;
}

.title-screen-title-main {
  display: block;
  font-size: clamp(2rem, 6vw, 4.8rem);
  font-weight: 800;
  white-space: nowrap;
  text-shadow:
    0 2px 0 #101010,
    0 5px 0 #050505,
    0 9px 20px rgba(0, 0, 0, 0.45);
}

.title-screen-title-main-compact {
  font-size: clamp(1.8rem, 5.2vw, 3.8rem);
}

.title-screen-title-sub {
  display: block;
  font-size: clamp(1.15rem, 3.4vw, 2.2rem);
  font-weight: 800;
  white-space: normal;
  text-wrap: balance;
  justify-self: end;
  text-align: right;
  transform: translateX(16px);
  text-shadow:
    0 2px 0 #101010,
    0 5px 0 #050505,
    0 9px 20px rgba(0, 0, 0, 0.45);
}

.title-entry-form {
  width: min(100%, 560px);
  display: grid;
  gap: 10px;
}

.title-mode-fieldset {
  margin: 0 0 10px;
  padding: 0;
  border: 0;
  display: grid;
  gap: 8px;
}

.title-mode-legend {
  font-size: 1.2rem;
  font-weight: 800;
  color: #ececec;
  text-shadow: 0 1px 0 rgba(0, 0, 0, 0.45);
}

.title-mode-options {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.title-mode-option {
  position: relative;
  display: block;
}

.title-mode-option input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.title-mode-option span {
  display: grid;
  place-items: center;
  width: 100%;
  min-height: 48px;
  padding: 10px 8px;
  border-radius: 12px;
  border: 2px solid #767676;
  background: linear-gradient(180deg, #4a4a4a, #2a2a2a);
  color: #f2f2f2;
  font-size: 1rem;
  font-weight: 800;
  line-height: 1.2;
  text-align: center;
  cursor: pointer;
  transition: transform 0.12s ease, border-color 0.12s ease, box-shadow 0.12s ease;
}

.title-mode-option input:checked + span {
  border-color: #d9d9d9;
  box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.2);
  transform: translateY(-1px);
}

.title-mode-option input:focus-visible + span {
  outline: 3px solid rgba(255, 255, 255, 0.35);
  outline-offset: 2px;
}

.title-entry-label {
  font-size: 2rem;
  font-weight: 800;
  color: #ececec;
  text-shadow: 0 1px 0 rgba(0, 0, 0, 0.45);
}

.title-entry-input {
  border: 3px solid #666;
  border-radius: 10px;
  background: #efefef;
  color: #1f1f1f;
  font-size: 2rem;
  font-weight: 700;
  padding: 10px 14px;
}

.title-entry-input:focus {
  border-color: #f5f5f5;
  box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.22);
}

.title-entry-submit {
  margin-top: 16px;
  padding: 18px 16px;
  border-radius: 24px;
  border: 4px solid #d5d5d5;
  background: linear-gradient(180deg, #4c4c4c, #262626);
  color: #f8f8f8;
  font-size: clamp(2rem, 6.2vw, 4.6rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: 0.04em;
  text-shadow: 0 2px 0 rgba(0, 0, 0, 0.55);
}

.title-entry-submit:hover {
  transform: translateY(-1px) scale(1.01);
}

.start-panel {
  padding: 24px;
  background:
    linear-gradient(155deg, rgba(255, 255, 255, 0.78), rgba(255, 248, 236, 0.88)),
    var(--card);
}

.start-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(260px, 0.8fr);
  gap: 16px;
}

.start-main {
  display: grid;
  gap: 12px;
}

.start-kicker {
  margin: 0;
  display: inline-flex;
  width: fit-content;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.07em;
  background: #f4e5d0;
  color: #7c5a2f;
}

.start-title {
  margin: 0;
  line-height: 1.18;
  font-size: clamp(1.45rem, 3.3vw, 2.6rem);
}

.start-lead {
  margin: 0;
  color: var(--muted);
  font-size: 1rem;
}

.start-rules {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.start-rules li {
  border: 1px solid var(--border);
  background: #fffaf2;
  border-radius: 10px;
  padding: 8px 10px;
  font-size: 0.92rem;
  font-weight: 600;
}

.start-form {
  max-width: 480px;
  margin-top: 4px;
}

.start-submit {
  font-size: 1rem;
  letter-spacing: 0.02em;
}

.start-side {
  display: grid;
  gap: 10px;
  align-content: start;
}

.start-card {
  border-radius: 12px;
  padding: 14px;
  background: #fff;
}

.start-card-outline {
  border: 1px solid var(--border);
}

.start-card-glow {
  border: 1px solid #c6e4dc;
  background:
    radial-gradient(circle at 85% 20%, rgba(47, 143, 131, 0.14), transparent 42%),
    #f4fcfa;
}

.start-side-title {
  margin: 0;
  font-size: 1.02rem;
}

.start-info-list {
  margin: 10px 0 0;
  display: grid;
  gap: 8px;
}

.start-info-list div {
  display: grid;
  grid-template-columns: 84px 1fr;
  gap: 6px;
}

.start-info-list dt {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 700;
}

.start-info-list dd {
  margin: 0;
  font-weight: 700;
  font-size: 0.9rem;
}

.start-steps {
  margin: 10px 0 0;
  padding-left: 20px;
  display: grid;
  gap: 8px;
  font-weight: 700;
}

.section-title {
  margin: 0;
  font-size: 1.3rem;
  color: #f1f4fa;
}

.stack-form {
  display: grid;
  gap: 10px;
  margin-top: 18px;
  max-width: 440px;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 12px;
  font-size: 0.95rem;
  font-family: inherit;
  background: rgba(17, 21, 29, 0.92);
  color: #edf1f8;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--primary);
  outline: none;
  box-shadow: 0 0 0 3px rgba(93, 120, 230, 0.28);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid #4a5160;
  border-radius: 10px;
  text-decoration: none;
  background: linear-gradient(180deg, #2a303b, #20252f);
  color: #eff2f9;
  padding: 11px 16px;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.14s ease, opacity 0.2s ease;
}

.btn:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.32);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-primary {
  background: var(--primary);
  color: var(--primary-ink);
}

.btn-accent {
  background: var(--accent);
  color: #fff;
}

.btn-danger {
  background: var(--danger);
  color: #fff;
}

.btn-disabled {
  background: linear-gradient(180deg, #2b2f37, #202329);
  border-color: #3a3e46;
  color: #8e94a1;
}

.btn-small {
  padding: 8px 12px;
  font-size: 0.84rem;
}

.btn-main-toggle.is-main {
  background: var(--accent);
  border-color: #3f9b8d;
  color: #fff;
}

.btn-main-toggle.is-main:disabled {
  opacity: 1;
}

.menu-shell {
  display: grid;
  gap: 16px;
}

.menu-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: nowrap;
}

.menu-title {
  margin: 0;
}

.menu-deck-panel {
  border: 1px solid var(--border);
  border-radius: 14px;
  background: rgba(17, 21, 29, 0.8);
  padding: 12px;
}

.menu-deck-columns {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 12px;
}

.menu-deck-column {
  border: 1px solid var(--border);
  border-radius: 12px;
  background: rgba(12, 16, 24, 0.6);
  padding: 10px;
  display: grid;
  gap: 10px;
}

.menu-deck-column-you {
  justify-self: start;
  width: 100%;
}

.menu-deck-column-opponent {
  width: 100%;
}

.menu-deck-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.menu-deck-status {
  margin: 0;
  font-size: 1.02rem;
  font-weight: 700;
}

.menu-deck-history-meta {
  margin: 0;
  font-size: 0.82rem;
  color: var(--muted);
  font-weight: 700;
}

.menu-deck-preview {
  border: 1px solid var(--border);
  border-radius: 12px;
  background: rgba(14, 19, 27, 0.85);
  padding: 10px;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
  align-items: stretch;
}

.menu-deck-card {
  margin: 0;
  border: 1px solid #59617a;
  border-radius: 12px;
  background: rgba(23, 29, 41, 0.92);
  padding: 8px;
  display: grid;
  gap: 6px;
  grid-template-rows: auto 2.45em;
  align-content: start;
}

.menu-deck-card.is-clickable {
  cursor: pointer;
  transition: transform 0.14s ease, box-shadow 0.14s ease, border-color 0.14s ease;
}

.menu-deck-card.is-clickable:hover,
.menu-deck-card.is-clickable:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 10px 16px rgba(0, 0, 0, 0.34);
  border-color: #6079aa;
  outline: none;
}

.menu-deck-card.is-empty {
  border-style: dashed;
  border-color: #545c71;
  background: rgba(22, 27, 37, 0.5);
}

.menu-deck-card-media {
  border: 1px solid rgba(95, 109, 134, 0.65);
  border-radius: 8px;
  background: #121824;
  aspect-ratio: 5 / 7;
  overflow: hidden;
  display: grid;
  place-items: center;
}

.menu-deck-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.menu-deck-card-empty-text {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: #7e869a;
}

.menu-deck-card-caption {
  margin: 0;
  font-size: 0.78rem;
  color: #ccd2df;
  line-height: 1.2;
  height: 2.45em;
  min-height: 2.45em;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
  text-align: center;
}

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

.menu-battle-action {
  min-height: 58px;
  font-size: 1.05rem;
  justify-content: center;
  text-align: center;
}

.menu-battle-action-ranked {
  grid-column: 1;
  grid-row: 1;
}

.menu-battle-action-private {
  grid-column: 1;
  grid-row: 2;
}

.menu-battle-action-bot {
  grid-column: 2;
  grid-row: 1;
}

.menu-battle-action-resume {
  grid-column: 2;
  grid-row: 2;
}

.menu-deck-select-list {
  display: grid;
  gap: 8px;
  max-height: 44vh;
  overflow-y: auto;
}

.menu-deck-select-current-button {
  width: 100%;
  border: 1px solid #5b79b4;
  border-radius: 12px;
  background: rgba(24, 31, 44, 0.96);
  color: #eff3ff;
  padding: 10px 12px;
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  align-items: center;
  gap: 10px;
  text-align: left;
  cursor: pointer;
  transition: border-color 0.14s ease, box-shadow 0.14s ease, transform 0.14s ease;
}

.menu-deck-select-current-button:hover,
.menu-deck-select-current-button:focus-visible {
  border-color: #7a9ad5;
  box-shadow: 0 8px 14px rgba(0, 0, 0, 0.28);
  transform: translateY(-1px);
  outline: none;
}

.menu-deck-select-current-label {
  font-size: 0.68rem;
  color: var(--muted);
  font-weight: 700;
}

.menu-deck-select-list-wrap {
  display: grid;
  gap: 6px;
}

.menu-deck-select-list-label {
  margin: 0;
  font-size: 0.78rem;
  color: var(--muted);
  font-weight: 700;
}

.menu-deck-select-item {
  border: 1px solid var(--border);
  border-radius: 10px;
  background: rgba(17, 22, 31, 0.9);
  color: #e9edf7;
  padding: 10px 12px;
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  align-items: center;
  gap: 10px;
  cursor: pointer;
  transition: border-color 0.14s ease, box-shadow 0.14s ease, transform 0.14s ease;
}

.menu-deck-select-item:hover,
.menu-deck-select-item:focus-visible {
  border-color: #627fb4;
  box-shadow: 0 8px 14px rgba(0, 0, 0, 0.28);
  transform: translateY(-1px);
  outline: none;
}

.menu-deck-select-item.is-selected {
  border-color: #4f88d9;
  box-shadow: 0 0 0 1px rgba(79, 136, 217, 0.45);
}

.menu-deck-select-item-main {
  width: 56px;
  aspect-ratio: 5 / 7;
  border: 1px solid rgba(98, 111, 137, 0.72);
  border-radius: 8px;
  overflow: hidden;
  background: #101623;
  display: grid;
  place-items: center;
}

.menu-deck-select-item-main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.menu-deck-select-item-main-empty {
  font-size: 0.56rem;
  letter-spacing: 0.06em;
  font-weight: 700;
  color: #7f8799;
}

.menu-deck-select-item-info {
  min-width: 0;
  display: grid;
  gap: 2px;
  text-align: left;
}

.menu-deck-select-item-name {
  font-size: 0.95rem;
  font-weight: 800;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.menu-deck-select-item-meta {
  font-size: 0.8rem;
  color: var(--muted);
  font-weight: 700;
}

.menu-deck-select-item-main-name {
  font-size: 0.72rem;
  color: #b8c2d7;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.menu-deck-select-chosen {
  margin: 2px 0 0;
  font-size: 0.84rem;
  color: var(--muted);
  font-weight: 700;
}

.menu-action-group {
  border: 1px solid var(--border);
  border-radius: 14px;
  background: rgba(17, 21, 29, 0.82);
  padding: 12px;
  display: grid;
  gap: 10px;
}

.menu-action-title {
  margin: 0;
  font-size: 1rem;
  font-weight: 800;
}

.menu-action-list {
  display: grid;
  gap: 10px;
  align-content: start;
}

.menu-action-list .btn {
  width: 100%;
  justify-content: flex-start;
}

.menu-opponent-history {
  display: grid;
  gap: 10px;
}

.menu-opponent-history-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(4, 7, 11, 0.65);
  z-index: 40;
  display: grid;
  place-items: center;
  padding: 16px;
}

.menu-opponent-history-modal-backdrop[hidden] {
  display: none !important;
}

.menu-opponent-history-modal {
  width: min(100%, 920px);
  max-height: min(82vh, 860px);
  overflow: auto;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: var(--shadow);
  padding: 14px;
  display: grid;
  gap: 10px;
}

.menu-opponent-history-modal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.menu-opponent-history-title {
  margin: 0;
  font-size: 1.2rem;
  font-weight: 800;
}

.menu-opponent-history-list {
  display: grid;
  gap: 10px;
  max-height: 440px;
  overflow-y: auto;
  padding-right: 4px;
}

.menu-opponent-history-item {
  display: grid;
  gap: 8px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: rgba(15, 19, 27, 0.9);
  padding: 10px;
}

.menu-opponent-history-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.menu-opponent-history-opponent {
  margin: 0;
  font-size: 1rem;
  font-weight: 800;
}

.menu-opponent-history-date {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.menu-opponent-history-result {
  margin: 0;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 2px 8px;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.menu-opponent-history-result.is-win {
  border-color: #46988a;
  color: #bff0e6;
  background: rgba(33, 72, 64, 0.72);
}

.menu-opponent-history-result.is-lose {
  border-color: #b0635e;
  color: #ffd4d1;
  background: rgba(71, 36, 35, 0.72);
}

.menu-opponent-history-result.is-draw {
  border-color: #9f8652;
  color: #fbe9c2;
  background: rgba(68, 55, 30, 0.72);
}

.menu-opponent-history-result.is-unknown {
  border-color: #6f7a91;
  color: #d7deea;
  background: rgba(39, 45, 58, 0.72);
}

.menu-opponent-history-cards {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 2px;
}

.menu-opponent-history-card {
  margin: 0;
  flex: 0 0 96px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: rgba(12, 16, 22, 0.95);
  padding: 6px;
  display: grid;
  gap: 6px;
}

.menu-opponent-history-card img {
  width: 100%;
  aspect-ratio: 5 / 7;
  object-fit: cover;
  border-radius: 7px;
  display: block;
}

.menu-opponent-history-card figcaption {
  margin: 0;
  font-size: 0.77rem;
  line-height: 1.25;
  color: #d9deea;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.menu-opponent-history-caption-center {
  text-align: center;
}

.menu-overlay-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(4, 7, 11, 0.65);
  z-index: 41;
  display: grid;
  place-items: center;
  padding: 16px;
}

.menu-overlay-backdrop[hidden] {
  display: none !important;
}

.menu-overlay-modal {
  width: min(100%, 560px);
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: var(--shadow);
  padding: 14px;
  display: grid;
  gap: 12px;
}

.menu-overlay-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.menu-overlay-title {
  margin: 0;
  font-size: 1.16rem;
  font-weight: 800;
}

.menu-overlay-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  flex-wrap: wrap;
}

.menu-bot-difficulty-actions {
  display: grid;
  gap: 8px;
}

.menu-bot-difficulty-actions .btn {
  width: 100%;
  justify-content: flex-start;
}

.menu-private-modal-status {
  margin: 0;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: rgba(18, 24, 34, 0.86);
  color: #dce4f5;
  font-weight: 700;
}

.menu-private-modal-status.is-error {
  border-color: #8f524d;
  background: rgba(66, 33, 33, 0.9);
  color: #ffdad5;
}

.menu-private-password-input {
  letter-spacing: 0.04em;
}

.action-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 12px;
}

.action-row.center {
  justify-content: center;
}

.deck-library-panel {
  display: grid;
  gap: 14px;
}

.deck-library-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.deck-library-title-wrap {
  display: grid;
  gap: 4px;
}

.deck-library-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
  align-items: stretch;
}

.deck-library-actions form {
  margin: 0;
  display: flex;
}

.deck-library-actions .btn {
  min-height: 44px;
}

.deck-library-count {
  margin: 0;
  color: var(--muted);
  font-weight: 700;
}

.deck-library-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
  gap: 12px;
}

.deck-library-card {
  border: 1px solid var(--border);
  border-radius: 12px;
  background: rgba(20, 25, 35, 0.84);
  text-decoration: none;
  color: inherit;
  display: grid;
  grid-template-rows: auto 1fr;
  overflow: hidden;
  transition: transform 0.14s ease, border-color 0.14s ease, box-shadow 0.14s ease;
  position: relative;
}

.deck-library-card:hover,
.deck-library-card:focus-visible {
  transform: translateY(-2px);
  border-color: #6a86ba;
  box-shadow: 0 10px 16px rgba(0, 0, 0, 0.34);
  outline: none;
}

.deck-library-card-media {
  border-bottom: 1px solid rgba(98, 111, 137, 0.58);
  aspect-ratio: 5 / 7;
  background: #101623;
  overflow: hidden;
  display: grid;
  place-items: center;
}

.deck-library-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.deck-library-card-hover-preview {
  position: absolute;
  inset: 8px 8px auto;
  border: 1px solid rgba(98, 111, 137, 0.72);
  border-radius: 10px;
  background: rgba(12, 16, 24, 0.72);
  backdrop-filter: blur(2px);
  padding: 6px;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 4px;
  pointer-events: none;
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 0.16s ease, transform 0.16s ease;
  z-index: 2;
}

.deck-library-card-hover-item {
  border: 1px solid rgba(98, 111, 137, 0.72);
  border-radius: 6px;
  background: #101623;
  overflow: hidden;
  aspect-ratio: 5 / 7;
}

.deck-library-card-hover-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

@media (hover: hover) and (pointer: fine) {
  .deck-library-card:hover .deck-library-card-hover-preview,
  .deck-library-card:focus-visible .deck-library-card-hover-preview {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (hover: none), (pointer: coarse) {
  .deck-library-card-hover-preview {
    display: none;
  }
}

.deck-library-card-empty {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: #79849c;
}

.deck-library-card-body {
  padding: 10px;
  display: grid;
  gap: 4px;
}

.deck-library-card-name {
  margin: 0;
  font-weight: 800;
  font-size: 0.98rem;
}

.deck-library-card-meta,
.deck-library-card-main {
  margin: 0;
  font-size: 0.78rem;
  color: #c7cfdf;
}

.deck-library-card-main {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.deck-overview-panel {
  display: grid;
  gap: 18px;
}

.deck-overview-head {
  display: grid;
  gap: 8px;
}

.deck-overview-top-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.deck-overview-top-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
  margin-left: auto;
}

.deck-overview-top-actions form {
  margin: 0;
  display: flex;
}

.deck-overview-top-actions .btn {
  min-height: 44px;
}

.deck-name-form {
  display: grid;
  gap: 6px;
}

.deck-name-input-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.deck-name-form .input,
.deck-name-input {
  flex: 1 1 320px;
  min-width: min(320px, 100%);
}

.deck-name-input-row .btn {
  min-height: 44px;
  flex-shrink: 0;
}

.deck-name-label {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--muted);
}

.deck-overview-list {
  display: grid;
  gap: 12px;
}

.deck-overview-actions {
  justify-content: flex-end;
  margin-top: 4px;
}

.section-divider {
  border-top: 1px solid var(--border);
}

.pair-list {
  display: flex;
  flex-wrap: wrap;
  align-items: stretch;
  gap: 12px;
}

.pair-card {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px;
  background: rgba(24, 28, 36, 0.95);
  width: fit-content;
  max-width: 100%;
  position: relative;
  display: grid;
  grid-template-rows: auto 1fr;
  align-content: start;
}

.pair-card-filled {
  cursor: default;
}

.pair-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 10px;
}

.pair-head-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-left: auto;
}

.pair-main-form {
  margin: 0;
}

.pair-remove-form {
  margin: 0;
  flex-shrink: 0;
  display: none;
}

.pair-cards {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: flex-start;
  gap: 8px;
}

.pair-card-empty {
  gap: 8px;
  justify-items: stretch;
}

.pair-image-button {
  border: 0;
  background: none;
  padding: 0;
  margin: 0;
  width: 100%;
  display: block;
  cursor: pointer;
}

.pair-image-button:hover .deck-card-media,
.pair-image-button:focus-visible .deck-card-media {
  border-color: #6b9cf0;
  box-shadow: 0 0 0 2px rgba(107, 156, 240, 0.28);
  outline: none;
}

.pair-empty-button {
  width: 100%;
  aspect-ratio: 5 / 7;
  border: 2px dashed #54617c;
  border-radius: 12px;
  background: rgba(20, 26, 37, 0.62);
  color: #99abcf;
  font-size: 0.88rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  cursor: pointer;
}

.pair-empty-button:hover,
.pair-empty-button:focus-visible {
  border-color: #6b9cf0;
  color: #d4e5ff;
  outline: none;
}

.pair-empty-caption {
  margin: 0;
  color: var(--muted);
  font-size: 0.78rem;
  text-align: center;
}

.pair-meta-form {
  display: grid;
  gap: 6px;
}

.pair-meta-caption-button {
  border: 0;
  background: none;
  color: inherit;
  font: inherit;
  display: block;
  text-align: center;
  cursor: pointer;
  padding: 0;
  margin: 0;
  width: 100%;
  line-height: 1.35;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.pair-meta-caption-button:hover,
.pair-meta-caption-button:focus-visible,
.pair-meta-caption-button[aria-expanded="true"] {
  color: var(--accent);
  text-decoration: underline;
}

.pair-meta-form label {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--muted);
}

.pair-meta-form textarea,
.pair-meta-form input,
.pair-meta-form select {
  font-size: 0.84rem;
  padding: 8px 10px;
}

.pair-meta-custom-wrap {
  display: grid;
  gap: 6px;
}

.pair-meta-custom-wrap[hidden] {
  display: none;
}

.pair-meta-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(4, 7, 11, 0.65);
  z-index: 40;
  display: grid;
  place-items: center;
  padding: 16px;
}

.pair-meta-modal-backdrop[hidden] {
  display: none !important;
}

.pair-meta-modal {
  width: min(100%, 560px);
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: var(--shadow);
  padding: 14px;
  display: grid;
  gap: 12px;
}

.pair-meta-modal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.pair-meta-modal-close {
  border: 0;
  background: #262c37;
  color: #e9edf7;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 1rem;
  line-height: 1;
}

.pair-meta-modal-form {
  gap: 8px;
}

.pair-meta-modal-actions {
  margin-top: 6px;
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

.add-pair-modal {
  width: min(100%, 980px);
  max-height: min(84vh, 920px);
  overflow: auto;
}

.add-pair-choice-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.add-pair-upload-form {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  overflow: hidden;
  pointer-events: none;
}

.add-pair-history-panel {
  display: grid;
  gap: 8px;
}

.add-pair-history-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 10px;
  max-height: 52vh;
  overflow-y: auto;
  padding-right: 4px;
}

.add-pair-history-form {
  margin: 0;
}

.add-pair-history-card {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: rgba(17, 21, 30, 0.9);
  color: #e5ebfa;
  padding: 6px;
  display: grid;
  gap: 6px;
  text-align: left;
  cursor: pointer;
}

.add-pair-history-card:disabled {
  opacity: 0.52;
  cursor: not-allowed;
}

.add-pair-history-image-wrap {
  display: block;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid rgba(95, 109, 134, 0.65);
  aspect-ratio: 5 / 7;
}

.add-pair-history-image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.add-pair-history-name {
  font-size: 0.78rem;
  line-height: 1.25;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.add-pair-history-state {
  font-size: 0.68rem;
  color: #f5ba9a;
  font-weight: 700;
}

body.modal-open {
  overflow: hidden;
}

.deck-card-preview {
  margin: 0;
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  background: #1d222b;
  padding: 8px;
  display: grid;
  gap: 8px;
}

.deck-card-media {
  aspect-ratio: 5 / 7;
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  background: #141922;
  display: grid;
  place-items: center;
}

.deck-card-preview img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.deck-card-preview figcaption {
  padding: 2px 2px 0;
  font-size: 0.82rem;
  color: var(--muted);
  text-align: center;
}

.deck-card-preview-small {
  width: 150px;
  padding: 6px;
  gap: 6px;
}

.deck-card-preview-small figcaption {
  font-size: 0.75rem;
  min-height: 1.35em;
}

.tag-chip {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 999px;
  border: 1px solid rgba(159, 188, 255, 0.45);
  background: rgba(55, 78, 121, 0.35);
  color: #d6e2ff;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.history-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 12px;
}

.history-filter-form {
  margin: 0;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: rgba(17, 21, 29, 0.82);
  padding: 12px;
  display: grid;
  gap: 10px;
}

.history-filter-grid {
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.history-filter-field {
  display: grid;
  gap: 6px;
}

.history-filter-field label {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--muted);
}

.history-filter-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  flex-wrap: wrap;
}

.history-filter-result {
  margin: 0;
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 700;
}

.history-section-divider {
  margin: 18px 0 14px;
}

.history-card {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px;
  background: rgba(24, 28, 36, 0.82);
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 12px;
  align-items: stretch;
}

.history-card-image {
  margin: 0;
  border-radius: 10px;
  border: 1px solid var(--border);
  overflow: hidden;
  aspect-ratio: 5 / 7;
  background: #151a23;
}

.history-card-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.history-card-main {
  display: grid;
  gap: 8px;
  grid-template-rows: auto auto auto 1fr auto;
  align-content: stretch;
  min-width: 0;
  min-height: 100%;
}

.history-card-title-row {
  margin: 0;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  width: 100%;
}

.history-card-title {
  font-size: 1rem;
  font-weight: 800;
  color: var(--text);
  line-height: 1.35;
  overflow-wrap: anywhere;
  min-width: 0;
  flex: 1;
}

.history-card-title-button {
  border: 0;
  background: none;
  color: inherit;
  font: inherit;
  font-size: 1rem;
  font-weight: 800;
  line-height: 1.35;
  overflow-wrap: anywhere;
  min-width: 0;
  flex: 1;
  text-align: left;
  padding: 0;
  margin: 0;
  cursor: pointer;
}

.history-card-title-button:hover,
.history-card-title-button:focus-visible,
.history-card-title-button[aria-expanded="true"] {
  color: var(--accent);
  text-decoration: underline;
}

.history-card-tag {
  margin-left: auto;
  flex-shrink: 0;
}

.history-card-divider {
  height: 1px;
  width: 100%;
  background: var(--border);
}

.history-card-meta {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.history-card-used {
  font-size: 0.9rem;
  color: var(--muted);
  font-weight: 700;
}

.history-add-form {
  margin: 0;
  justify-self: end;
  align-self: end;
}

.history-add-form .btn {
  min-width: 132px;
}

.single-card-form {
  margin-top: 12px;
  display: grid;
  gap: 12px;
}

.single-card-form.is-submitting {
  opacity: 0.7;
  pointer-events: none;
}

.card-input-panel {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px;
  background: rgba(24, 28, 36, 0.94);
}

.card-input-panel h3 {
  margin-top: 0;
}

.preview-box {
  width: min(100%, 320px);
  aspect-ratio: 5 / 7;
  border: 1px dashed var(--border);
  border-radius: 12px;
  background: #171c25;
  display: grid;
  place-items: center;
  overflow: hidden;
  position: relative;
}

.preview-box img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 8px;
  display: none;
}

.preview-box.has-image img {
  display: block;
}

.preview-placeholder {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.preview-box.has-image .preview-placeholder {
  display: none;
}

.single-upload-panel {
  display: grid;
  gap: 12px;
  grid-template-columns: 1fr;
}

.single-upload-panel.has-details {
  grid-template-columns: minmax(260px, 1fr) minmax(220px, 320px);
  grid-template-areas:
    "upload preview"
    "annotation preview";
  column-gap: 18px;
  row-gap: 12px;
  align-items: start;
}

.upload-main {
  display: grid;
  gap: 8px;
}

.upload-help {
  margin: 0;
  font-size: 0.86rem;
  color: var(--muted);
}

.single-upload-panel.has-details .upload-main {
  grid-area: upload;
}

.upload-detail-wrap {
  display: grid;
  gap: 8px;
  width: 100%;
}

.single-upload-panel.has-details .upload-annotation {
  grid-area: annotation;
}

.single-upload-panel.has-details .upload-preview {
  grid-area: preview;
  justify-self: end;
  width: min(100%, 320px);
}

.upload-detail-wrap[hidden] {
  display: none !important;
}

.preview-title {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 700;
}

.muted {
  color: var(--muted);
  font-size: 0.85rem;
  margin: 2px 0;
}

.spinner {
  width: 42px;
  height: 42px;
  border: 4px solid #3b4251;
  border-top-color: var(--primary);
  border-radius: 999px;
  margin: 14px auto;
  animation: spin 0.9s linear infinite;
}

.private-match-panel {
  display: grid;
  gap: 14px;
}

.private-match-status {
  margin: 0;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: rgba(18, 24, 34, 0.86);
  color: #dce4f5;
  font-weight: 700;
}

.private-match-status.is-error {
  border-color: #8f524d;
  background: rgba(66, 33, 33, 0.9);
  color: #ffdad5;
}

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

.private-match-box {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px;
  background: rgba(17, 21, 29, 0.85);
}

.private-match-box-title {
  margin: 0 0 8px;
  font-size: 1rem;
  font-weight: 800;
}

.private-match-form {
  display: grid;
  gap: 8px;
}

.private-match-label {
  font-size: 0.85rem;
  font-weight: 700;
  color: #cbd3e5;
}

.private-match-input {
  letter-spacing: 0.04em;
}

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

.private-room-box {
  display: grid;
  gap: 8px;
}

.private-room-meta {
  display: grid;
  gap: 8px;
}

.private-room-line {
  margin: 0;
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
}

.private-room-key {
  color: #b8c4da;
  font-weight: 700;
  font-size: 0.9rem;
}

.private-room-value {
  color: #f4f7ff;
  font-weight: 800;
}

.private-room-password {
  margin: 0;
  padding: 14px 12px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: rgba(11, 16, 26, 0.85);
  color: #ffffff;
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  overflow-wrap: anywhere;
}

@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.battle-top {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
}

.battle-top-actions {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.battle-top-actions .btn {
  min-height: 44px;
}

.battle-result-banner {
  margin: 10px 0 8px;
  border: 2px solid #5b6475;
  border-radius: 12px;
  padding: 12px 16px;
  background: rgba(28, 33, 43, 0.92);
}

.battle-result-banner.is-win {
  border-color: #3f9f8a;
  background: rgba(28, 58, 52, 0.88);
}

.battle-result-banner.is-lose {
  border-color: #bf5951;
  background: rgba(66, 32, 32, 0.9);
}

.battle-result-banner.is-draw {
  border-color: #a5854a;
  background: rgba(58, 46, 28, 0.9);
}

.battle-result-title {
  margin: 0;
  font-size: clamp(1.2rem, 2vw, 1.7rem);
  font-weight: 800;
}

.battle-result-detail {
  margin: 6px 0 0;
  color: var(--muted);
  font-weight: 700;
}

.battle-main {
  margin-top: 10px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 12px;
  align-items: start;
}

.battle-board-wrap {
  min-width: 0;
}

.battle-side-panel {
  position: sticky;
  top: 78px;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 8px;
}

.card-grid.card-grid-20 {
  grid-template-columns: repeat(7, minmax(0, 1fr));
  max-width: none;
  justify-content: stretch;
  gap: 6px;
  margin: 0;
}

.card-grid.card-grid-20 .battle-card {
  padding: 5px;
  gap: 4px;
}

.card-grid.card-grid-20 .battle-card.is-visible {
  padding: 0;
  gap: 0;
}

.card-grid.card-grid-20 .battle-card.is-hidden span {
  font-size: 1.5rem;
}

.card-grid.card-grid-20 .battle-card.is-visible span {
  font-size: 0.62rem;
  display: none;
}

.card-grid.card-grid-20 .battle-card.is-visible img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 13px;
  border: 0;
  background: transparent;
}

.battle-scoreboard {
  margin-top: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.score-box {
  --turn-glow-rgb: 79, 113, 178;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: rgba(24, 29, 38, 0.94);
  padding: 12px;
  position: relative;
  transition: box-shadow 0.16s ease, transform 0.16s ease, border-color 0.16s ease;
}

.score-box-opponent {
  --turn-glow-rgb: 200, 70, 58;
  text-align: left;
  border-color: #87443f;
  background: linear-gradient(180deg, rgba(63, 31, 31, 0.9), rgba(45, 24, 24, 0.9));
}

.score-box-you {
  --turn-glow-rgb: 47, 103, 194;
  text-align: right;
  border-color: #3f5f9f;
  background: linear-gradient(180deg, rgba(31, 45, 73, 0.9), rgba(23, 35, 57, 0.92));
}

.score-box.is-turn {
  border-width: 2px;
  border-color: rgba(var(--turn-glow-rgb), 0.95);
  transform: translateY(-2px);
  box-shadow:
    0 0 0 2px rgba(var(--turn-glow-rgb), 0.48),
    0 0 22px rgba(var(--turn-glow-rgb), 0.45),
    inset 0 0 18px rgba(var(--turn-glow-rgb), 0.15);
  animation: score-turn-pulse 1.1s ease-in-out infinite;
}

.score-box.is-turn::after {
  content: "手番";
  position: absolute;
  top: -12px;
  right: 10px;
  padding: 2px 8px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.36);
  background: rgba(var(--turn-glow-rgb), 0.9);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  line-height: 1.2;
  z-index: 1;
  pointer-events: none;
}

@keyframes score-turn-pulse {
  0%,
  100% {
    box-shadow:
      0 0 0 2px rgba(var(--turn-glow-rgb), 0.45),
      0 0 18px rgba(var(--turn-glow-rgb), 0.34),
      inset 0 0 16px rgba(var(--turn-glow-rgb), 0.14);
  }

  50% {
    box-shadow:
      0 0 0 3px rgba(var(--turn-glow-rgb), 0.62),
      0 0 32px rgba(var(--turn-glow-rgb), 0.62),
      inset 0 0 20px rgba(var(--turn-glow-rgb), 0.2);
  }
}

.score-label {
  margin: 0;
  color: var(--muted);
  font-weight: 700;
}

.score-name {
  margin: 6px 0 0;
  font-weight: 700;
}

.score-points {
  margin: 4px 0 0;
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  font-size: 2rem;
  font-weight: 800;
  line-height: 1;
}

.score-points-text {
  line-height: 1;
}

.score-plus {
  font-size: 0.95rem;
  font-weight: 900;
  color: #ffd277;
  text-shadow: 0 0 8px rgba(255, 210, 119, 0.45);
  opacity: 0;
  transform: translateY(5px) scale(0.86);
  pointer-events: none;
}

.score-plus.is-show {
  animation: score-plus-pop 3s ease-out forwards;
}

@keyframes score-plus-pop {
  0% {
    opacity: 0;
    transform: translateY(7px) scale(0.82);
  }

  10% {
    opacity: 1;
    transform: translateY(-1px) scale(1.05);
  }

  80% {
    opacity: 1;
    transform: translateY(-2px) scale(1);
  }

  100% {
    opacity: 0;
    transform: translateY(-8px) scale(0.98);
  }
}

.score-box-opponent .score-points {
  color: #c8463a;
}

.score-box-you .score-points {
  color: #2f67c2;
}

.turn-indicator {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 10px 12px;
  background: rgba(24, 29, 38, 0.94);
}

.turn-label {
  margin: 0;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--muted);
}

.turn-text {
  margin: 4px 0 0;
  font-size: 1.2rem;
  font-weight: 800;
}

.turn-indicator.is-you {
  border-color: #4f71b2;
  background: rgba(28, 41, 66, 0.92);
}

.turn-indicator.is-you .turn-text {
  color: #2f67c2;
}

.turn-indicator.is-opponent {
  border-color: #a55851;
  background: rgba(63, 31, 31, 0.9);
}

.turn-indicator.is-opponent .turn-text {
  color: #c8463a;
}

.turn-indicator.is-wait {
  border-color: #707786;
  background: rgba(35, 41, 52, 0.9);
}

.turn-indicator.is-finished {
  border-color: #4f8a7d;
  background: rgba(31, 57, 52, 0.88);
}

.aniki-wait-area {
  margin-top: 10px;
  display: grid;
  gap: 6px;
}

.aniki-wait-area .btn {
  width: 100%;
}

.aniki-wait-timer {
  margin: 0;
  font-size: 0.82rem;
  font-weight: 700;
  text-align: center;
  color: #f6c9c9;
}

.aniki-wait-progress {
  height: 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  overflow: hidden;
}

.aniki-wait-progress-bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, #ffb4b4, #ff3b3b);
  transition: width 0.12s linear;
}

.battle-card {
  border: 1px solid var(--border);
  border-radius: 14px;
  background: linear-gradient(165deg, #242a36, #181d26);
  aspect-ratio: 5 / 7;
  padding: 8px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  cursor: pointer;
  transition: transform 0.12s ease, box-shadow 0.12s ease;
  transform-origin: center;
  will-change: transform;
  position: relative;
}

.battle-card:disabled {
  cursor: default;
}

.battle-card:not(:disabled):hover {
  transform: translateY(-4px) scale(1.08);
  box-shadow: 0 14px 24px rgba(0, 0, 0, 0.42);
  z-index: 2;
}

.battle-card.is-hidden {
  display: grid;
  place-items: center;
}

.battle-card.is-hidden span {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--muted);
}

.battle-card.is-visible img {
  width: 100%;
  flex: 1;
  min-height: 0;
  border-radius: 9px;
  object-fit: contain;
  background: #121721;
}

.battle-card.is-visible span {
  font-size: 0.72rem;
  color: var(--muted);
  text-align: center;
  line-height: 1.2;
  min-height: 1.2em;
  overflow: hidden;
}

.card-owner-badge {
  position: absolute;
  top: 6px;
  left: 6px;
  border-radius: 999px;
  border: 1px solid rgba(167, 188, 236, 0.7);
  background: rgba(34, 48, 79, 0.82);
  color: #e0e9ff;
  font-size: 0.6rem;
  font-weight: 700;
  line-height: 1.2;
  padding: 1px 6px;
  max-width: calc(100% - 12px);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  z-index: 1;
}

.card-owner-badge.card-owner-opponent {
  border-color: rgba(226, 159, 154, 0.7);
  background: rgba(88, 40, 38, 0.84);
  color: #ffe2e0;
}

.battle-card.matched {
  box-shadow: 0 0 0 2px rgba(66, 93, 149, 0.13) inset;
}

.battle-card.matched.matched-you {
  border-color: #4c86e8;
  background: linear-gradient(165deg, #2a3b62, #202d49);
}

.battle-card.matched.matched-opponent {
  border-color: #d5584d;
  background: linear-gradient(165deg, #603130, #492726);
}

.battle-card.flip-reveal {
  animation: flipReveal 0.28s ease-out;
}

.battle-card.flip-hide {
  animation: flipHide 0.24s ease-out;
}

.aniki-challenge-start-banner {
  position: fixed;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: min(94vw, 960px);
  z-index: 70;
  pointer-events: none;
}

.aniki-challenge-start-banner[hidden] {
  display: none !important;
}

.aniki-challenge-start-banner-text {
  margin: 0;
  text-align: center;
  font-size: clamp(1.2rem, 3.8vw, 2rem);
  font-weight: 900;
  letter-spacing: 0.03em;
  line-height: 1.2;
  color: #fef7f7;
  border: 2px solid rgba(255, 203, 203, 0.9);
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(165, 45, 45, 0.96), rgba(217, 78, 58, 0.96), rgba(165, 45, 45, 0.96));
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.5);
  padding: 14px 18px;
  transform: scaleX(0.08);
  transform-origin: center;
  opacity: 0;
}

.aniki-challenge-start-banner.is-show .aniki-challenge-start-banner-text {
  animation: anikiChallengeStartBand 0.55s cubic-bezier(0.18, 0.88, 0.3, 1.12) forwards;
}

@keyframes anikiChallengeStartBand {
  0% {
    transform: scaleX(0.08);
    opacity: 0;
  }
  55% {
    opacity: 1;
  }
  100% {
    transform: scaleX(1);
    opacity: 1;
  }
}

.aniki-challenge-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(4, 7, 11, 0.86);
  z-index: 55;
  display: grid;
  place-items: center;
  padding: 16px;
}

.aniki-challenge-backdrop[hidden] {
  display: none !important;
}

.aniki-challenge-modal {
  width: min(100%, 760px);
  max-height: min(86vh, 860px);
  overflow: auto;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: var(--shadow);
  padding: 14px;
  display: grid;
  gap: 12px;
}

.aniki-challenge-status {
  margin: 0;
  text-align: center;
  font-size: 1.12rem;
  font-weight: 900;
  color: #eef2fb;
}

.aniki-challenge-head {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: start;
  gap: 12px;
}

.aniki-challenge-head-main {
  display: grid;
  justify-items: center;
  gap: 6px;
}

.aniki-challenge-countdown {
  margin: 0;
  text-align: center;
  font-size: 1.8rem;
  font-weight: 900;
  line-height: 1;
  letter-spacing: 0.06em;
  color: #ffb4b4;
}

.aniki-challenge-reference {
  border: 1px solid var(--border);
  border-radius: 12px;
  background: rgba(14, 19, 28, 0.82);
  padding: 8px;
  display: grid;
  gap: 8px;
  justify-items: center;
}

.aniki-challenge-reference-label {
  margin: 0;
  font-size: 0.82rem;
  font-weight: 800;
  color: var(--muted);
  text-align: center;
}

.aniki-challenge-reference-card {
  margin: 0;
  display: grid;
  gap: 6px;
  justify-items: center;
}

.aniki-challenge-reference-card img {
  width: min(100%, 120px);
  max-height: min(16vh, 160px);
  height: auto;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #0f141d;
  object-fit: contain;
  display: block;
}

@media (max-width: 560px) {
  .aniki-challenge-head {
    grid-template-columns: 1fr;
  }

  .aniki-challenge-reference {
    justify-self: center;
  }
}

.aniki-challenge-reference-caption {
  margin: 0;
  text-align: center;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.35;
}

.aniki-challenge-winner-banner {
  border: 1px solid var(--border);
  border-radius: 12px;
  background: rgba(14, 19, 28, 0.82);
  padding: 10px;
  display: grid;
  gap: 4px;
  text-align: center;
}

.aniki-challenge-winner-label {
  margin: 0;
  font-size: 0.82rem;
  font-weight: 800;
  color: var(--muted);
}

.aniki-challenge-winner-name {
  margin: 0;
  font-size: 1.6rem;
  font-weight: 900;
  line-height: 1.1;
  color: #f5f7ff;
}

.aniki-challenge-modal.is-win .aniki-challenge-winner-banner {
  border-color: rgba(79, 182, 132, 0.9);
  background: rgba(31, 57, 52, 0.88);
}

.aniki-challenge-modal.is-win .aniki-challenge-winner-name {
  color: #77e0c0;
}

.aniki-challenge-modal.is-lose .aniki-challenge-winner-banner {
  border-color: rgba(212, 88, 77, 0.9);
  background: rgba(63, 31, 31, 0.9);
}

.aniki-challenge-modal.is-lose .aniki-challenge-winner-name {
  color: #ffb4b4;
}

.aniki-challenge-cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(128px, 160px));
  gap: 8px;
  justify-content: center;
}

.aniki-challenge-card {
  border: 1px solid var(--border);
  border-radius: 12px;
  background: linear-gradient(165deg, #242a36, #181d26);
  aspect-ratio: 5 / 7;
  width: 100%;
  padding: 8px;
  display: grid;
  gap: 6px;
  cursor: pointer;
  transition: transform 0.12s ease, box-shadow 0.12s ease, border-color 0.2s ease;
}

.aniki-challenge-card:hover:not(:disabled) {
  transform: translateY(-2px) scale(1.03);
  box-shadow: 0 14px 24px rgba(0, 0, 0, 0.42);
}

.aniki-challenge-card:disabled {
  cursor: not-allowed;
  opacity: 0.7;
}

.aniki-challenge-card img {
  width: 100%;
  height: 100%;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #0f141d;
  object-fit: cover;
  display: block;
}

.aniki-challenge-card .aniki-card-back {
  width: 100%;
  height: 100%;
  border: 1px dashed rgba(255, 255, 255, 0.2);
  border-radius: 12px;
  background: rgba(15, 20, 29, 0.72);
  display: grid;
  place-items: center;
  color: rgba(255, 255, 255, 0.82);
  font-size: 1.6rem;
  font-weight: 900;
}

.aniki-challenge-card.is-winner {
  border-color: rgba(79, 182, 132, 0.9);
}

.aniki-challenge-card.is-loser {
  border-color: rgba(212, 88, 77, 0.9);
}

.known-cards-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(4, 7, 11, 0.65);
  z-index: 40;
  display: grid;
  place-items: center;
  padding: 16px;
}

.known-cards-modal-backdrop[hidden] {
  display: none !important;
}

.known-cards-modal {
  width: min(100%, 760px);
  max-height: min(82vh, 820px);
  overflow: auto;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: var(--shadow);
  padding: 14px;
  display: grid;
  gap: 10px;
}

.known-cards-modal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.known-cards-grid {
  display: grid;
  gap: 10px;
}

.known-cards-section {
  border: 1px solid var(--border);
  border-radius: 10px;
  background: rgba(21, 26, 35, 0.82);
  padding: 10px;
  display: grid;
  gap: 8px;
}

.known-cards-section-title {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 800;
}

.known-cards-subgroups {
  display: grid;
  gap: 10px;
  grid-template-columns: 1fr;
}

.known-cards-subgroup {
  border: 1px solid var(--border);
  border-radius: 10px;
  background: rgba(14, 19, 28, 0.82);
  padding: 8px;
  display: grid;
  gap: 8px;
  min-width: 0;
}

.known-cards-subtitle {
  margin: 0;
  font-size: 0.85rem;
  font-weight: 800;
  color: #dce5f8;
}

.known-card-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 10px;
}

.known-cards-subgroup .known-card-list {
  display: flex;
  flex-wrap: nowrap;
  overflow-x: auto;
  gap: 10px;
  padding-bottom: 4px;
}

.known-cards-subgroup .known-card-item {
  flex: 0 0 120px;
}

.known-card-item {
  margin: 0;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #141a24;
  padding: 6px;
  display: grid;
  gap: 6px;
  position: relative;
  cursor: pointer;
  transition: transform 0.12s ease, box-shadow 0.12s ease, border-color 0.12s ease;
}

.known-card-item:hover,
.known-card-item:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 10px 16px rgba(0, 0, 0, 0.34);
  border-color: #6079aa;
  outline: none;
}

.known-card-item img {
  width: 100%;
  aspect-ratio: 5 / 7;
  object-fit: contain;
  border-radius: 8px;
  background: #0e131c;
  display: block;
}

.known-card-item figcaption {
  font-size: 0.76rem;
  color: var(--muted);
  text-align: center;
  line-height: 1.25;
  min-height: 1.25em;
}

.battle-card-preview-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(4, 7, 11, 0.65);
  z-index: 45;
  display: grid;
  place-items: center;
  padding: 16px;
}

.battle-card-preview-backdrop[hidden] {
  display: none !important;
}

.battle-card-preview-modal {
  width: min(100%, 760px);
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: var(--shadow);
  padding: 14px;
  display: grid;
  gap: 10px;
}

.battle-card-preview-figure {
  margin: 0;
  display: grid;
  gap: 8px;
}

.battle-card-preview-figure img {
  width: min(100%, 560px);
  max-height: min(70vh, 760px);
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #0f141d;
  object-fit: contain;
  display: block;
  justify-self: center;
}

.battle-card-preview-caption {
  margin: 0;
  text-align: center;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.35;
}

.battle-card-preview-caption a {
  color: #9cc0ff;
  text-decoration: underline;
  word-break: break-all;
}

@keyframes flipReveal {
  0% {
    transform: perspective(700px) rotateY(88deg) scale(0.97);
  }
  100% {
    transform: perspective(700px) rotateY(0deg) scale(1);
  }
}

@keyframes flipHide {
  0% {
    transform: perspective(700px) rotateY(-88deg) scale(0.97);
  }
  100% {
    transform: perspective(700px) rotateY(0deg) scale(1);
  }
}

@media (prefers-reduced-motion: reduce) {
  .battle-card.flip-reveal,
  .battle-card.flip-hide {
    animation: none;
  }
}

@media (max-width: 980px) {
  .title-screen-panel,
  .title-screen {
    min-height: 560px;
  }

  .title-screen-title-main {
    font-size: clamp(1.6rem, 6.8vw, 3.4rem);
  }

  .title-screen-title-main-compact {
    font-size: clamp(1.45rem, 5.1vw, 2.8rem);
  }

  .title-screen-title-sub {
    font-size: clamp(1rem, 3.6vw, 1.75rem);
    transform: translateX(10px);
  }

  .title-mode-options {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .title-entry-label {
    font-size: 1.6rem;
  }

  .title-mode-option span {
    font-size: 0.9rem;
    min-height: 42px;
  }

  .title-entry-input {
    font-size: 1.6rem;
  }

  .title-entry-submit {
    font-size: clamp(1.6rem, 7vw, 3.4rem);
  }

  .start-grid {
    grid-template-columns: 1fr;
  }

  .start-side {
    grid-template-columns: repeat(2, minmax(220px, 1fr));
  }

  .battle-main {
    grid-template-columns: 1fr;
  }

  .battle-side-panel {
    position: static;
  }

  .battle-scoreboard {
    grid-template-columns: repeat(2, minmax(220px, 1fr));
    gap: 12px;
  }

  .menu-deck-columns {
    grid-template-columns: 1fr;
  }

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

  .turn-indicator {
    grid-column: 1 / -1;
  }

  .card-grid.card-grid-20 {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .score-points {
    font-size: 1.7rem;
  }
}

@media (max-width: 760px) {
  .flash-area {
    top: 72px;
    width: min(94vw, 560px);
  }

  .pair-meta-form textarea,
  .pair-meta-form input,
  .pair-meta-form select {
    font-size: 16px;
  }

  .title-screen-panel,
  .title-screen {
    min-height: 520px;
  }

  .title-screen {
    padding: 34px 14px 40px;
  }

  .title-screen-glow {
    width: 290px;
    height: 290px;
    left: -90px;
    top: -70px;
  }

  .title-entry-label {
    font-size: 1.35rem;
  }

  .title-screen-title-main-compact {
    font-size: clamp(1.25rem, 4.9vw, 2rem);
  }

  .title-mode-legend {
    font-size: 1rem;
  }

  .title-mode-options {
    grid-template-columns: 1fr;
  }

  .title-mode-option span {
    min-height: 40px;
    font-size: 0.96rem;
  }

  .title-entry-input {
    font-size: 1.3rem;
    padding: 9px 12px;
  }

  .title-entry-submit {
    margin-top: 10px;
    border-radius: 16px;
    padding: 14px 10px;
    font-size: clamp(1.5rem, 8.8vw, 2.5rem);
  }

  .start-panel {
    padding: 18px;
  }

  .start-side {
    grid-template-columns: 1fr;
  }

  .start-rules li {
    font-size: 0.88rem;
  }

  .page {
    padding: 16px 12px 30px;
  }

  .site-logo {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.02em;
    white-space: normal;
  }

  .site-logo-main {
    font-size: 1rem;
  }

  .site-logo-sub {
    font-size: 0.82rem;
    top: 0;
  }

  .header-user {
    font-size: 1rem;
  }

  #battle-root {
    padding: 14px;
    overflow-x: hidden;
  }

  .battle-top {
    display: grid;
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .battle-top .section-title {
    font-size: clamp(1.05rem, 5.2vw, 1.35rem);
    line-height: 1.3;
    overflow-wrap: anywhere;
    word-break: break-word;
  }

  .battle-top-actions {
    width: 100%;
  }

  .battle-top-actions .btn {
    flex: 1 1 0;
    min-width: 0;
    padding: 10px 8px;
    font-size: 0.9rem;
  }

  .battle-board-wrap {
    overflow-x: clip;
    min-width: 0;
  }

  .card-grid {
    grid-template-columns: repeat(2, minmax(120px, 1fr));
  }

  .card-grid.card-grid-20 {
    grid-template-columns: repeat(7, minmax(0, 1fr));
    gap: 2px;
  }

  .battle-scoreboard {
    grid-template-columns: 1fr;
  }

  .battle-card:not(:disabled):hover {
    transform: none;
    box-shadow: none;
    z-index: auto;
  }

  .menu-deck-preview {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    padding: 4px;
    gap: 4px;
  }

  .menu-deck-panel {
    padding: 8px;
  }

  .menu-deck-column {
    padding: 6px;
    gap: 8px;
  }

  .menu-deck-column-opponent {
    display: none;
  }

  .menu-deck-card {
    padding: 3px;
    gap: 0;
    border-radius: 10px;
    grid-template-rows: auto;
  }

  .menu-deck-card-media {
    border-radius: 7px;
  }

  .menu-deck-card-caption {
    display: none;
  }

  .menu-deck-card-empty-text {
    font-size: 0.6rem;
    letter-spacing: 0.03em;
  }

  .deck-library-actions {
    width: 100%;
  }

  .deck-library-actions > * {
    flex: 1 1 0;
  }

  .deck-library-actions .btn {
    flex: 1 1 0;
    justify-content: center;
  }

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

  .deck-library-card-body {
    padding: 8px;
    gap: 2px;
  }

  .deck-overview-top-actions {
    width: 100%;
    justify-content: flex-end;
  }

  .deck-library-card-name {
    font-size: 0.88rem;
  }

  .pair-list {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 8px;
  }

  .pair-card {
    width: auto;
    padding: 0;
    border: 0;
    background: transparent;
    box-shadow: none;
  }

  .pair-head {
    position: static;
    margin-bottom: 4px;
    display: flex;
    justify-content: space-between;
    gap: 4px;
    pointer-events: auto;
  }

  .pair-head strong {
    display: block;
    font-size: 0.56rem;
    letter-spacing: 0.01em;
    white-space: nowrap;
    align-self: center;
  }

  .pair-head-actions {
    gap: 4px;
  }

  .pair-main-form .btn-small {
    width: auto;
    justify-content: center;
    font-size: 0.56rem;
    line-height: 1;
    padding: 4px 5px;
    min-height: 24px;
    border-radius: 7px;
  }

  .pair-card-empty {
    gap: 3px;
  }

  .pair-empty-button {
    width: 100%;
    border-width: 1px;
    border-radius: 8px;
    font-size: 0.58rem;
    letter-spacing: 0.03em;
  }

  .pair-empty-caption {
    font-size: 0.58rem;
  }

  .pair-remove-form .btn-small {
    width: auto;
    justify-content: center;
    font-size: 0.62rem;
    line-height: 1;
    padding: 4px 6px;
    min-height: 24px;
    border-radius: 7px;
  }

  .pair-cards {
    gap: 0;
  }

  .deck-card-preview-small {
    width: 100%;
    padding: 0;
    gap: 2px;
    border: 0;
    border-radius: 0;
    background: transparent;
  }

  .deck-card-preview-small .deck-card-media {
    border: 0;
    border-radius: 8px;
  }

  .deck-card-preview-small figcaption {
    font-size: 0.62rem;
    line-height: 1.15;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .deck-overview-actions .btn {
    min-height: 44px;
    font-size: 0.95rem;
    padding-inline: 14px;
  }

  .add-pair-modal {
    width: min(100%, 680px);
  }

  .add-pair-choice-actions .btn {
    flex: 1 1 0;
    min-width: 0;
  }

  .add-pair-history-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
    max-height: 46vh;
  }

  .add-pair-history-name {
    font-size: 0.68rem;
  }

  .menu-battle-grid {
    grid-template-columns: 1fr;
  }

  .menu-battle-action-ranked,
  .menu-battle-action-private,
  .menu-battle-action-bot,
  .menu-battle-action-resume {
    grid-column: auto;
    grid-row: auto;
  }

  .private-match-grid {
    grid-template-columns: 1fr;
  }

  .private-room-grid {
    grid-template-columns: 1fr;
  }

  .menu-bot-difficulty-actions .btn {
    justify-content: center;
  }

  .score-box-you {
    text-align: left;
  }

  .single-upload-panel.has-details {
    grid-template-columns: 1fr;
    grid-template-areas:
      "upload"
      "preview"
      "annotation";
  }

  .single-upload-panel.has-details .upload-preview {
    justify-self: start;
    width: 100%;
  }

  .history-card {
    grid-template-columns: 72px minmax(0, 1fr);
  }

  .menu-opponent-history-list {
    max-height: 360px;
  }

  .menu-opponent-history-card {
    flex-basis: 84px;
  }

  .history-filter-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 520px) {
  .menu-deck-preview {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .pair-list {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 4px;
  }

  .deck-library-grid {
    gap: 6px;
  }

  .add-pair-history-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 6px;
  }

  .card-grid.card-grid-20 {
    grid-template-columns: repeat(7, minmax(0, 1fr));
    gap: 2px;
  }

  .battle-card {
    padding: 4px;
  }

  .battle-top-actions .btn {
    font-size: 0.84rem;
    padding: 9px 6px;
  }

  .battle-card.is-hidden span {
    font-size: 1.35rem;
  }

  .battle-top .section-title {
    font-size: 1.02rem;
  }

  .score-points {
    font-size: 1.5rem;
  }
}

@supports (-webkit-touch-callout: none) {
  @media (max-width: 430px) {
    .known-card-list {
      grid-template-columns: repeat(auto-fill, minmax(88px, 1fr));
      gap: 6px;
    }

    .known-cards-subgroup .known-card-item {
      flex: 0 0 88px;
    }

    .known-card-item {
      padding: 4px;
      gap: 4px;
      border-radius: 8px;
    }

    .known-card-item figcaption {
      font-size: 0.66rem;
    }
  }
}