html {
  font-size: 87.5%;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: "Exo", sans-serif;
  font-weight: 200;
  background: #1a1a1a;
  color: #e2e8f0;
  line-height: 1.4;
  padding: 0.25rem;
}

header {
  position: relative;
  text-align: center;
  margin-bottom: 0.5rem;
}

header h1 {
  font-size: 1.5rem;
  font-weight: 200;
}

.lobby-btn {
  position: absolute;
  top: 0.25rem;
  right: 0.25rem;
  padding: 0.25rem 0.75rem;
  background: linear-gradient(135deg, #6366f1, #2563eb, #1d4ed8);
  color: #fff;
  border-radius: 6px;
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 600;
  transition: box-shadow 0.2s;
  box-shadow:
    0 1px 3px rgb(0 0 0 / 30%),
    inset 0 1px 0 rgb(255 255 255 / 15%);
  letter-spacing: 0.02em;
}

.lobby-btn:hover {
  box-shadow:
    0 4px 14px rgb(99 102 241 / 45%),
    inset 0 1px 0 rgb(255 255 255 / 20%);
}

/* Card grid */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 0.3rem;
  max-width: 1200px;
  margin: 0 auto;
}

/* Single card */
.speedrun-card {
  background: #1e293b;
  border-radius: 6px;
  box-shadow: 0 2px 4px rgb(0 0 0 / 30%);
  padding: 0.4rem;
  display: flex;
  flex-direction: column;
  border: 1px solid #334155;
  transition:
    border-color 0.2s,
    box-shadow 0.2s,
    transform 0.2s;
}

.speedrun-card:hover {
  border-color: #6366f1;
  box-shadow: 0 4px 16px rgb(99 102 241 / 25%);
  transform: translateY(-2px);
}

.card-title {
  font-size: 1rem;
  margin: 0.15rem 0;
  text-align: center;
  font-weight: 200;
}

.card-desc {
  font-size: 0.85rem;
  color: #cbd5e1;
  margin-bottom: 0.3rem;
}

/* SVG table preview */
.billiards-table {
  width: 100%;
  height: auto;
  background: #ffffff;
  border: 1px solid #000000;
  border-radius: 20px;
  display: block;
  box-shadow: inset 0 0 1px 1px #1e293b87;
}

/* Solid fill for balls on speedrun cards */
.billiards-table .ball {
  --ball-fill: var(--ball-stroke);
}

.play-rank-wrapper {
  display: flex;
  gap: 0.3rem;
  margin-top: 0.25rem;
  align-items: stretch;
}

/* Play button */
.play-btn {
  display: block;
  padding: 0.35rem 0.75rem;
  background: linear-gradient(135deg, #6366f1, #2563eb, #1d4ed8);
  color: white;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 600;
  transition:
    box-shadow 0.2s,
    transform 0.15s;
  flex: 0 0 auto;
  box-shadow:
    0 1px 3px rgb(0 0 0 / 30%),
    inset 0 1px 0 rgb(255 255 255 / 15%);
  position: relative;
  overflow: hidden;
  letter-spacing: 0.02em;
}

.play-btn::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 60%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgb(255 255 255 / 25%),
    transparent
  );
  transform: skewX(-20deg);
  transition: left 0.5s ease;
}

.play-btn:hover {
  box-shadow:
    0 4px 14px rgb(99 102 241 / 45%),
    inset 0 1px 0 rgb(255 255 255 / 20%);
  transform: translateY(-1px);
}

.play-btn:hover::before {
  left: 150%;
}

/* Rankings */
.rankings {
  flex: 1;
  border-left: 1px solid #334155;
  padding-left: 0.3rem;
  min-height: 60px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.rankings h4 {
  font-size: 0.7rem;
  margin-bottom: 0.05rem;
  color: #cbd5e1;
  text-transform: uppercase;
  letter-spacing: 0.05rem;
  font-weight: 200;
}

.rankings-empty {
  font-size: 0.8rem;
  color: #cbd5e1;
  font-style: italic;
}

.rankings-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.rankings-list li {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.05rem 0.15rem;
  font-size: 0.85rem;
  border-bottom: 1px solid #1e293b;
  border-radius: 4px;
  cursor: pointer;
  transition: background 0.15s;
}

.rankings-list li:hover {
  background: rgb(255 255 255 / 6%);
}

.rankings-list li:last-child {
  border-bottom: none;
}

.rank {
  font-weight: 700;
  color: #2563eb;
  min-width: 1.2rem;
  text-align: center;
}

.rank-name {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.rank-time {
  font-family: "Exo", monospace;
  color: #cbd5e1;
}

.rank-replay {
  color: #2563eb;
  font-size: 0.85rem;
  padding: 0 0.15rem;
  flex-shrink: 0;
}

/* Iframe overlay */
#gameOverlay {
  display: flex;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgb(26 26 26 / 90%);
  z-index: 1000;
  justify-content: center;
  align-items: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
}

#gameOverlay.active {
  opacity: 1;
  pointer-events: auto;
}

.iframe-container {
  width: 90%;
  height: 90%;
  background: #1a1a1a;
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  transition:
    transform 0.3s ease-in,
    opacity 0.3s ease-in;
}

#gameOverlay.closing .iframe-container {
  transform: scale(0);
  opacity: 0;
}

.iframe-container iframe {
  width: 100%;
  height: 100%;
  border: none;
}

/* Timer display */
.timer-display {
  position: absolute;
  top: 50px;
  left: 50%;
  transform: translateX(-50%);
  color: #fff;
  font-family: "Courier New", monospace;
  font-size: 2.2rem;
  font-weight: bold;
  z-index: 10;
  text-shadow: 0 0 8px rgb(0 0 0 / 60%);
  pointer-events: none;
}

/* Close button */
.close-btn {
  position: absolute;
  top: 10px;
  right: 10px;
  background: #fff;
  color: #000;
  border: none;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 1.1rem;
  font-weight: bold;
  line-height: 1;
  z-index: 1010;
}

.close-btn:hover {
  background: #ddd;
}

/* Result modal (shared fail + success) */
#resultModal {
  display: flex;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: transparent;
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
  z-index: 2000;
  justify-content: center;
  align-items: center;
  opacity: 0;
  pointer-events: none;
}

#resultModal.active {
  opacity: 1;
  pointer-events: auto;
}

.result-card {
  background: #2a2420;
  border: 1px solid #6b5743;
  color: #ffffff;
  border-radius: 10px;
  padding: 1rem;
  text-align: center;
  box-shadow: 0 8px 16px rgb(0 0 0 / 90%);
  max-width: 320px;
  width: 90%;
}

.result-card h2 {
  font-size: 1.3rem;
  margin-bottom: 0.3rem;
  font-weight: 200;
}

.result-card p {
  font-size: 1rem;
  color: #d4ccc0;
  margin-bottom: 0.75rem;
}

#resultModal.fail .result-card h2 {
  color: #dc2626;
}

#resultModal.success .result-card h2 {
  color: #16a34a;
}

#resultOkBtn {
  padding: 0.35rem 1.25rem;
  background: linear-gradient(135deg, #6366f1, #2563eb, #1d4ed8);
  color: #fff;
  border: none;
  border-radius: 6px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: box-shadow 0.2s;
  box-shadow:
    0 1px 3px rgb(0 0 0 / 30%),
    inset 0 1px 0 rgb(255 255 255 / 15%);
  position: relative;
  overflow: hidden;
  letter-spacing: 0.02em;
}

#resultOkBtn::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 60%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgb(255 255 255 / 25%),
    transparent
  );
  transform: skewX(-20deg);
  transition: left 0.5s ease;
}

#resultOkBtn:hover {
  box-shadow:
    0 4px 14px rgb(99 102 241 / 45%),
    inset 0 1px 0 rgb(255 255 255 / 20%);
}

#resultOkBtn:hover::before {
  left: 150%;
}