:root {
  --bg: #0a1020;
  --bg-soft: rgba(14, 21, 40, 0.78);
  --panel: rgba(16, 24, 44, 0.88);
  --panel-strong: rgba(18, 27, 50, 0.96);
  --line: rgba(255, 255, 255, 0.09);
  --text: #ecf2ff;
  --muted: #a6b1cf;
  --accent: #7cf0c5;
  --accent-2: #7aa7ff;
  --accent-3: #ffbd6b;
  --danger: #ff728a;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.35);
  --radius-xl: 28px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --radius-sm: 12px;
  --max-width: 1200px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(122, 167, 255, 0.25), transparent 30%),
    radial-gradient(circle at top right, rgba(124, 240, 197, 0.18), transparent 32%),
    radial-gradient(circle at 80% 30%, rgba(255, 189, 107, 0.12), transparent 26%),
    linear-gradient(160deg, #07101f 0%, #0b1428 45%, #060912 100%);
  background-attachment: fixed;
  font-family: "Gill Sans", "Trebuchet MS", "Segoe UI", sans-serif;
  min-height: 100vh;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.9), transparent 84%);
  opacity: 0.45;
}

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

.page-shell {
  width: min(calc(100% - 32px), var(--max-width));
  margin: 0 auto;
  padding: 24px 0 40px;
  position: relative;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 10px 22px;
  background: rgba(8, 13, 25, 0.68);
  backdrop-filter: blur(18px);
  border: 1px solid var(--line);
  border-radius: 999px;
  position: sticky;
  top: 16px;
  z-index: 10;
  box-shadow: var(--shadow);
  overflow: visible;
}

.topbar-controls {
  display: flex;
  align-items: center;
  gap: 12px;
}

.login-button {
  min-height: 40px;
  padding: 0 16px;
  white-space: nowrap;
  color: #eaf2ff;
  border-color: rgba(122, 167, 255, 0.45);
  background: linear-gradient(135deg, rgba(74, 128, 245, 0.92), rgba(104, 162, 255, 0.9));
  box-shadow: 0 10px 24px rgba(74, 128, 245, 0.34);
}

.support-tab-button {
  min-height: 40px;
  color: #eaf2ff;
  border-color: rgba(122, 167, 255, 0.38);
  background: linear-gradient(135deg, rgba(48, 112, 238, 0.88), rgba(108, 160, 255, 0.86));
  box-shadow: 0 10px 24px rgba(48, 112, 238, 0.24);
}

.login-button:hover,
.login-button:focus-visible {
  border-color: rgba(130, 177, 255, 0.7);
  background: linear-gradient(135deg, rgba(86, 139, 252, 0.96), rgba(117, 174, 255, 0.94));
}

.auth-overlay {
  position: fixed;
  inset: 0;
  z-index: 120;
  display: grid;
  place-items: center;
  padding: 20px;
  background: rgba(4, 9, 18, 0.78);
  backdrop-filter: blur(4px);
}

.auth-modal {
  width: min(640px, 100%);
  padding: 22px;
}

.auth-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 12px;
}

.auth-modal h3 {
  margin: 2px 0 0;
  font-size: 1.5rem;
}

.auth-description {
  color: #ecf2ff;
  margin: 12px 0 16px;
  line-height: 1.6;
}

.auth-form {
  display: grid;
  gap: 10px;
}

.auth-overlay[hidden],
.auth-form[hidden] {
  display: none !important;
}

.auth-label {
  color: #ecf2ff;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.auth-input {
  min-height: 42px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(8, 14, 26, 0.76);
  color: var(--text);
  padding: 0 12px;
  font: inherit;
}

.auth-input:focus {
  outline: none;
  border-color: rgba(124, 240, 197, 0.55);
  box-shadow: 0 0 0 2px rgba(124, 240, 197, 0.14);
}

.auth-password-row {
  position: relative;
  display: flex;
  align-items: center;
}

.auth-password-row .auth-input {
  width: 100%;
  padding-right: 46px;
}

.auth-password-toggle {
  position: absolute;
  right: 8px;
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 9px;
  background: rgba(8, 14, 26, 0.86);
  color: #d7e7ff;
  cursor: pointer;
}

.auth-password-toggle[aria-pressed="true"] {
  border-color: rgba(124, 240, 197, 0.55);
  color: #9ff5cb;
}

.auth-password-toggle:hover,
.auth-password-toggle:focus-visible {
  border-color: rgba(124, 240, 197, 0.55);
  outline: none;
}


.auth-status {
  min-height: 1.5em;
  margin: 14px 0 0;
  color: #d2e5ff;
}

#authModeToggleBtn {
  color: #ffffff;
}


.claim-overlay {
  position: fixed;
  inset: 0;
  z-index: 121;
  display: grid;
  place-items: center;
  padding: 20px;
  background: rgba(4, 9, 18, 0.72);
  backdrop-filter: blur(4px);
}

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

.claim-modal {
  width: min(700px, 100%);
  padding: 24px;
  text-align: center;
}

.claim-message {
  margin: 0;
  color: #ecf2ff;
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  line-height: 1.45;
}

.claim-actions {
  margin-top: 18px;
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.system-overlay {
  position: fixed;
  inset: 0;
  z-index: 130;
  display: grid;
  place-items: center;
  padding: 20px;
  background: rgba(4, 9, 18, 0.72);
  backdrop-filter: blur(4px);
}

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

.system-modal {
  width: min(560px, 100%);
  padding: 24px;
}

.system-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 12px;
}

.system-modal h3 {
  margin: 2px 0 0;
  font-size: 1.5rem;
}

.system-message {
  margin: 14px 0 0;
  color: #ecf2ff;
  line-height: 1.6;
}

.system-actions {
  margin-top: 18px;
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  flex-wrap: wrap;
}

#systemCancelBtn {
  color: #ffffff;
}

.settings-overlay {
  position: fixed;
  inset: 0;
  z-index: 123;
  display: block;
  padding: 20px;
  background: rgba(4, 9, 18, 0.76);
  backdrop-filter: blur(4px);
  overflow-y: auto;
}

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

.settings-modal {
  width: min(860px, 100%);
  margin: max(12px, 2vh) auto;
  padding: 22px;
  max-height: min(88vh, 900px);
  overflow-y: auto !important;
  overflow-x: hidden;
  overscroll-behavior: contain;
}

.settings-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 12px;
}

.settings-modal h3 {
  margin: 2px 0 0;
  font-size: 1.5rem;
}

.settings-grid {
  margin-top: 14px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.settings-card {
  display: grid;
  gap: 10px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.03);
  padding: 14px;
  color: #ecf2ff;
}
  .settings-card[hidden] {
    display: none !important;
  }

.settings-card h4 {
  margin: 0;
}

.settings-card .button {
  color: #ffffff;
}

.settings-card .button.primary {
  color: #ffffff;
  background: linear-gradient(135deg, rgba(73, 124, 238, 0.9), rgba(104, 162, 255, 0.88));
  border-color: rgba(130, 177, 255, 0.42);
  box-shadow: 0 12px 28px rgba(72, 118, 221, 0.28);
}

.settings-card .auth-input,
.settings-card .auth-input::placeholder {
  color: #ecf2ff;
}

.settings-card select.auth-input {
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, #ecf2ff 50%), linear-gradient(135deg, #ecf2ff 50%, transparent 50%);
  background-position: calc(100% - 18px) calc(50% - 3px), calc(100% - 12px) calc(50% - 3px);
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
  padding-right: 34px;
}

.settings-inline-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}


.settings-checkbox-row {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: #ecf2ff;
}

.settings-checkbox-row input[type="checkbox"] {
  inline-size: 18px;
  block-size: 18px;
}

.settings-warning {
  margin: 4px 0 0;
  color: #ffd9a3;
  line-height: 1.5;
  font-size: 0.92rem;
}

.leaderboard-admin-shell {
  display: grid;
  gap: 10px;
  margin-top: 10px;
  padding: 12px;
  border: 1px dashed rgba(255, 255, 255, 0.2);
  border-radius: 12px;
  background: rgba(255, 179, 71, 0.06);
}

.leaderboard-admin-panel {
  display: grid;
  gap: 10px;
}

.leaderboard-admin-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
}

.brand-mark {
  width: 64px;
  height: 64px;
  border-radius: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.25);
}

.brand-logo {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.brand-copy {
  display: grid;
  gap: 2px;
}

.brand-copy strong {
  font-size: 1rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.brand-copy small {
  color: var(--muted);
  font-size: 0.88rem;
}

.topnav {
  display: flex;
  flex-wrap: nowrap;
  justify-content: flex-end;
  gap: 8px;
  max-width: 100%;
  overflow-x: auto;
}

.topnav a,
.topnav button {
  color: var(--muted);
  min-height: 34px;
  padding: 0 11px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.04);
  font: inherit;
  font-size: 0.84rem;
  cursor: pointer;
  transition: background 180ms ease, color 180ms ease, transform 180ms ease;
}

@media (max-width: 800px) {
  .settings-grid {
    grid-template-columns: 1fr;
  }

  .leaderboard-admin-grid {
    grid-template-columns: 1fr;
  }
}

.topnav a:hover,
.topnav a:focus-visible,
.topnav button:hover,
.topnav button:focus-visible,
.topnav button.active {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
}

.hero {
  display: block;
  padding: 26px 0 10px;
}

.hero-copy h1 {
  margin: 10px 0 18px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(3rem, 6vw, 5.6rem);
  line-height: 0.95;
  letter-spacing: -0.04em;
  max-width: 12ch;
}

.eyebrow {
  margin: 0;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 0.76rem;
  font-weight: 700;
}

.lead {
  max-width: 62ch;
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.7;
  margin: 0;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 26px 0 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 700;
  letter-spacing: 0.02em;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
}

.button.primary {
  color: #06101b;
  background: linear-gradient(135deg, var(--accent), #d8ff84);
  box-shadow: 0 14px 34px rgba(124, 240, 197, 0.26);
}

.button.secondary {
  border-color: rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.04);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.stat-card {
  padding: 16px 18px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
}

.stat-card span {
  display: block;
  color: var(--muted);
  font-size: 0.86rem;
  margin-bottom: 6px;
}

.stat-card strong {
  font-size: 1.1rem;
}

.hero-panel {
  display: flex;
  justify-content: flex-start;
}

.panel-card,
.game-card,
.publish-card,
.leaderboard-card,
.duel-card,
.roadmap-card {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.03));
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.panel-card {
  width: min(100%, 820px);
  padding: 28px;
  border-radius: var(--radius-xl);
  backdrop-filter: blur(18px);
  position: relative;
  overflow: hidden;
}
.panel-card[role="button"] {
  cursor: pointer;
}

.panel-card[role="button"]:hover,
.panel-card[role="button"]:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(140, 167, 255, 0.45);
  box-shadow: 0 24px 60px rgba(6, 11, 22, 0.55), 0 0 0 1px rgba(140, 167, 255, 0.12);
}

.panel-card::after {
  content: "";
  position: absolute;
  inset: auto -8% -22% auto;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(124, 240, 197, 0.28), transparent 70%);
  filter: blur(2px);
  pointer-events: none;
}

.panel-glow {
  animation: floatGlow 8s ease-in-out infinite;
}

.panel-label {
  margin: 0 0 10px;
  color: var(--accent-3);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.72rem;
  font-weight: 800;
}

.panel-card h2,
.section-heading h2,
.duel-card h3,
.roadmap-card h3 {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  letter-spacing: -0.03em;
}

.panel-card h2 {
  font-size: clamp(2.2rem, 4vw, 3.4rem);
  margin-bottom: 10px;
}

.panel-card p {
  color: var(--muted);
  line-height: 1.7;
  position: relative;
  z-index: 1;
}

.mini-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 24px;
  position: relative;
  z-index: 1;
}

.mini-grid div {
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.09);
  background: rgba(6, 10, 21, 0.48);
  padding: 14px;
}

.mini-grid span {
  display: block;
  color: var(--muted);
  font-size: 0.78rem;
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.section {
  padding: 40px 0 0;
}

.mine-shell {
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}

.mine-panel,
.mine-board-shell {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.03));
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
}

.mine-panel {
  padding: 22px;
}

.mine-modes {
  display: grid;
  gap: 10px;
}

.mode-button {
  display: grid;
  gap: 4px;
  text-align: left;
  padding: 14px 16px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  cursor: pointer;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.mode-button:hover,
.mode-button:focus-visible,
.mode-button.active {
  transform: translateY(-2px);
  border-color: rgba(124, 240, 197, 0.32);
  background: rgba(124, 240, 197, 0.1);
}

.mode-button strong {
  font-size: 1rem;
}

.mode-button span {
  color: var(--muted);
  font-size: 0.86rem;
}

.mine-status {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-top: 18px;
}

.mine-status div {
  padding: 14px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.09);
  background: rgba(6, 10, 21, 0.5);
}

.mine-status span,
.mine-board-meta span {
  display: block;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.72rem;
  margin-bottom: 8px;
}

.mine-status strong {
  font-size: 1.2rem;
}

.mine-hint {
  color: var(--muted);
  line-height: 1.7;
  margin: 18px 0 0;
}

.mine-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

.score-save-panel {
  margin-top: 18px;
  border: 1px solid rgba(124, 240, 197, 0.3);
  border-radius: var(--radius-md);
  background: rgba(124, 240, 197, 0.08);
  padding: 14px;
}

.score-save-panel h3 {
  margin: 4px 0 8px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.2rem;
}

.score-save-panel p {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.score-save-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 12px;
}

.mine-board-shell {
  padding: 22px;
}

.mine-board-meta {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
}

.mine-board-meta span {
  margin-bottom: 0;
}

.mine-board-meta #mineDimensions {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.3rem;
}

.mine-board {
  display: grid;
  gap: 4px;
  background: rgba(6, 10, 21, 0.72);
  padding: 10px;
  border-radius: 22px;
  overflow: auto;
}

.mine-cell {
  aspect-ratio: 1 / 1;
  min-width: 28px;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.09), rgba(255, 255, 255, 0.03));
  color: var(--text);
  font-weight: 800;
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: transform 120ms ease, background 120ms ease, border-color 120ms ease;
}

.mine-cell:hover,
.mine-cell:focus-visible {
  transform: translateY(-1px);
  border-color: rgba(124, 240, 197, 0.35);
}

.mine-cell span {
  font-size: 0.88rem;
}

.mine-cell.revealed {
  background: rgba(255, 255, 255, 0.12);
}

.mine-cell.flagged {
  background: rgba(255, 189, 107, 0.14);
  color: var(--accent-3);
}

.mine-cell.mine-revealed {
  background: rgba(255, 114, 138, 0.18);
  color: #ffd7de;
}

.mine-cell.revealed span,
.mine-cell.flagged span,
.mine-cell.mine-revealed span {
  transform: translateY(-1px);
}

.mine-cell.number-1 {
  color: #7aa7ff;
}

.mine-cell.number-2 {
  color: #7cf0c5;
}

.mine-cell.number-3 {
  color: #ffbd6b;
}

.mine-cell.number-4 {
  color: #d6a0ff;
}

.mine-cell.number-5 {
  color: #ff728a;
}

.mine-cell.number-6 {
  color: #88d7ff;
}

.mine-cell.number-7 {
  color: #f6f3a4;
}

.mine-cell.number-8 {
  color: #ffffff;
}

.mine-section {
  padding-top: 46px;
}

.section-heading {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: end;
  margin-bottom: 22px;
}

.library-heading {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2.8rem, 6vw, 4.8rem);
  letter-spacing: -0.04em;
}

.section-heading h2 {
  font-size: clamp(2rem, 3vw, 3rem);
}

.section-heading p {
  max-width: 62ch;
  color: var(--muted);
  line-height: 1.7;
  margin: 0;
}

.section-heading.compact {
  margin-bottom: 20px;
}

.library-controls {
  display: grid;
  gap: 12px;
  margin-bottom: 14px;
}

.search-shell {
  max-width: 420px;
}

.game-search {
  width: 100%;
  min-height: 46px;
  padding: 0 16px;
  border-radius: 999px;
  border: 1px solid rgba(122, 167, 255, 0.28);
  background: rgba(9, 15, 30, 0.72);
  color: var(--text);
  font: inherit;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.03);
}

.game-search::placeholder {
  color: var(--muted);
}

.game-search:focus {
  outline: none;
  border-color: rgba(122, 167, 255, 0.6);
  box-shadow: 0 0 0 3px rgba(122, 167, 255, 0.16);
}

.signal-filters,
.leaderboard-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.chip-button {
  min-height: 38px;
  border-radius: 999px;
  border: 1px solid rgba(124, 240, 197, 0.32);
  background: rgba(124, 240, 197, 0.1);
  color: var(--text);
  padding: 0 14px;
  font-weight: 700;
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: transform 150ms ease, background 150ms ease, border-color 150ms ease;
}

.chip-button.soft {
  border-color: rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.05);
}

.chip-button.active {
  border-color: rgba(124, 240, 197, 0.45);
  background: rgba(124, 240, 197, 0.18);
}

.filter-summary,
.leaderboard-about {
  margin: 0 0 16px;
  color: var(--muted);
  line-height: 1.6;
}

.game-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.publishing-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.game-card {
  padding: 22px;
  border-radius: var(--radius-lg);
  position: relative;
  overflow: hidden;
  cursor: pointer;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.game-card:hover,
.game-card:focus-visible {
  transform: translateY(-4px);
  border-color: rgba(124, 240, 197, 0.28);
}

.game-card.active {
  border-color: rgba(124, 240, 197, 0.45);
  background: linear-gradient(180deg, rgba(124, 240, 197, 0.12), rgba(255, 255, 255, 0.03));
}

.game-card h3 {
  margin: 8px 0 8px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.6rem;
}

.game-card p {
  color: var(--muted);
  line-height: 1.65;
  margin: 0 0 18px;
}

.game-expanded-panel {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.game-expanded-panel div {
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(6, 10, 21, 0.45);
  padding: 12px;
}

.game-expanded-panel span {
  display: block;
  color: var(--muted);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.game-expanded-panel strong {
  display: block;
  color: var(--text);
  line-height: 1.4;
}

.play-link-pill {
  color: var(--accent);
  border-color: rgba(124, 240, 197, 0.26);
}

.play-link-pill:hover,
.play-link-pill:focus-visible {
  color: var(--text);
  border-color: rgba(124, 240, 197, 0.42);
}

.game-card.empty-state {
  cursor: default;
  grid-column: 1 / -1;
}

.publish-card {
  padding: 22px;
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-height: 220px;
}

.publish-card h3 {
  margin: 4px 0 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.45rem;
  letter-spacing: -0.03em;
}

.publish-card p {
  color: var(--muted);
  line-height: 1.7;
  margin: 0;
}

.meta-row,
.tag-row,
.duel-metrics {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag,
.meta-pill,
.duel-metrics span {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  font-size: 0.8rem;
  letter-spacing: 0.02em;
}

.tag.accent {
  border-color: rgba(124, 240, 197, 0.28);
  color: var(--accent);
}

.tag.warn {
  border-color: rgba(255, 189, 107, 0.26);
  color: var(--accent-3);
}

.tag.danger {
  border-color: rgba(255, 114, 138, 0.24);
  color: var(--danger);
}

.split-layout {
  display: grid;
  gap: 22px;
}

.leaderboard-shell {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.leaderboard-tabs {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 10px;
  align-content: start;
  max-height: 600px;
  overflow-y: auto;
  padding-right: 8px;
}

.tab-button {
  text-align: left;
  padding: 14px 16px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  cursor: pointer;
  transition: border-color 180ms ease, transform 180ms ease, background 180ms ease;
}

.tab-button:hover,
.tab-button:focus-visible,
.tab-button.active {
  transform: translateX(3px);
  border-color: rgba(124, 240, 197, 0.32);
  background: rgba(124, 240, 197, 0.09);
}

.tab-button strong {
  display: block;
  font-size: 1rem;
  margin-bottom: 4px;
}

.tab-button span {
  color: var(--muted);
  font-size: 0.84rem;
}

.leaderboard-card {
  border-radius: var(--radius-xl);
  padding: 24px;
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 20px;
  align-items: start;
}

.leaderboard-games-list {
  display: grid;
  gap: 8px;
  max-height: 600px;
  overflow-y: auto;
  padding-right: 8px;
}

.leaderboard-game-item {
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.09);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  cursor: pointer;
  transition: transform 150ms ease, background 150ms ease, border-color 150ms ease;
  text-align: left;
  font-size: 0.9rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.leaderboard-game-item:hover,
.leaderboard-game-item:focus-visible {
  transform: translateX(3px);
  border-color: rgba(124, 240, 197, 0.32);
  background: rgba(124, 240, 197, 0.1);
}

.leaderboard-game-item.active {
  border-color: rgba(124, 240, 197, 0.45);
  background: rgba(124, 240, 197, 0.18);
}

.leaderboard-content {
  display: grid;
  gap: 16px;
}

.leaderboard-scores-shell {
  max-height: 600px;
  overflow-y: auto;
}

.leaderboard-header {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 18px;
  align-items: end;
  margin-bottom: 18px;
}

.leaderboard-header h3 {
  margin: 8px 0 8px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 2rem;
}

.leaderboard-header p,
.leaderboard-summary {
  color: var(--muted);
  line-height: 1.65;
  margin: 0;
}

.leaderboard-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.leaderboard-expand-btn {
  min-height: 38px;
  padding: 0 14px;
}

.table-wrap {
  overflow-x: auto;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.leaderboard-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 560px;
}

.leaderboard-table th,
.leaderboard-table td {
  padding: 16px 18px;
  text-align: left;
}

.leaderboard-table thead th {
  color: var(--muted);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  background: rgba(255, 255, 255, 0.04);
}

.leaderboard-table tbody tr {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.leaderboard-table tbody tr:nth-child(even) {
  background: rgba(255, 255, 255, 0.02);
}

.rank {
  color: var(--accent);
  font-weight: 800;
}

.leaderboard-player-footer {
  margin-top: 14px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  align-items: center;
  color: var(--muted);
  padding: 12px 14px;
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.03);
}

.leaderboard-player-footer strong {
  color: var(--text);
}

.support-section .support-card {
  display: grid;
  gap: 12px;
}

.support-section .support-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

.support-section {
  scroll-margin-top: 124px;
}

.duel-grid,
.roadmap-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.duel-card,
.roadmap-card {
  padding: 22px;
  border-radius: var(--radius-lg);
}

.duel-card h3 {
  font-size: 1.7rem;
  margin: 6px 0 10px;
}

.duel-card p,
.roadmap-card p {
  color: var(--muted);
  line-height: 1.7;
}

.duel-card ul {
  margin: 16px 0 0;
  padding-left: 18px;
  color: var(--text);
  line-height: 1.8;
}

.highlighted {
  background: linear-gradient(180deg, rgba(122, 167, 255, 0.14), rgba(255, 255, 255, 0.03));
}

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

.roadmap-card h3 {
  font-size: 1.4rem;
}

.roadmap-card {
  min-height: 180px;
}

@keyframes floatGlow {
  0%,
  100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-8px);
  }
}

@media (max-width: 980px) {
  .leaderboard-shell,
  .mine-shell,
  .section-heading,
  .duel-grid,
  .publishing-grid,
  .roadmap-grid {
    grid-template-columns: 1fr;
    display: grid;
  }

  .topbar {
    border-radius: 28px;
    padding: 16px 18px;
  }

  .topbar-controls {
    width: 100%;
    justify-content: space-between;
    flex-wrap: wrap;
  }

  .topnav {
    justify-content: flex-start;
  }

  .hero-copy h1 {
    max-width: 14ch;
  }

  .hero-stats {
    grid-template-columns: 1fr;
  }

  .mine-status {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .page-shell {
    width: min(calc(100% - 20px), var(--max-width));
    padding-top: 10px;
  }

  .topbar {
    border-radius: 24px;
    flex-direction: column;
    align-items: flex-start;
  }

  .topbar-controls {
    align-items: flex-start;
    width: 100%;
  }

  .hero {
    padding-top: 24px;
  }

  .hero-copy h1 {
    font-size: clamp(2.6rem, 13vw, 4rem);
  }

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

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

  .mine-section {
    padding-top: 34px;
  }

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

  .leaderboard-table {
    min-width: 100%;
  }

  .mine-board-shell,
  .mine-panel {
    padding: 18px;
  }
}