@import url("https://fonts.googleapis.com/css2?family=Work+Sans:wght@400;600;700&display=swap");

:root {
  color-scheme: light;
  --ink: #f5f5f7;
  --accent: #47a86a;
  --accent-strong: #38945b;
  --chip-blue: #4a4ee8;
  --chip-white: #f7f6fb;
  --shadow: rgba(0, 0, 0, 0.55);
  --card: rgba(30, 30, 33, 0.9);
  --muted: #c5c7cf;
  --line: rgba(255, 255, 255, 0.14);
}

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

body {
  margin: 0;
  font-family: "Work Sans", "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    linear-gradient(rgba(10, 10, 12, 0.7), rgba(10, 10, 12, 0.7)),
    url("images/pokerchips.png") center / cover no-repeat fixed;
}

.page {
  min-height: 100vh;
  padding: 48px clamp(20px, 5vw, 72px) 72px;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.hero {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 32px;
  align-items: center;
  padding: 28px;
  background: linear-gradient(135deg, rgba(36, 36, 40, 0.9) 0%, rgba(21, 21, 24, 0.9) 55%, rgba(32, 32, 38, 0.9) 100%);
  border-radius: 24px;
  box-shadow: 0 24px 48px var(--shadow);
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 80% 10%, rgba(73, 79, 232, 0.24), transparent 60%);
  pointer-events: none;
}

.hero::before {
  content: "";
  position: absolute;
  inset: -40% -20%;
  background: radial-gradient(circle, rgba(71, 168, 106, 0.18), transparent 55%);
  transform: rotate(-8deg);
  pointer-events: none;
}

h1 {
  margin: 8px 0 12px;
  font-size: clamp(2rem, 4vw, 3.2rem);
  letter-spacing: -0.02em;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.24em;
  font-weight: 600;
  font-size: 0.75rem;
  color: var(--muted);
  margin: 0;
}

.suits {
  margin-top: 12px;
  font-size: 1.2rem;
  letter-spacing: 0.4em;
  color: var(--chip-white);
  text-shadow: 0 2px 6px rgba(1, 1, 1, 0.5);
}

.lead {
  font-size: 1.05rem;
  line-height: 1.6;
  color: var(--muted);
  max-width: 42ch;
}

.upload-card {
  background: var(--card);
  border-radius: 18px;
  padding: 24px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 12px 24px var(--shadow);
  position: relative;
  z-index: 1;
}

.upload {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 16px 18px;
  border-radius: 12px;
  border: 2px solid transparent;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 100%);
  font-weight: 600;
  color: #ffffff;
  cursor: pointer;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.upload:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.25);
}

.upload input {
  display: none;
}

.hint {
  margin-top: 12px;
  font-size: 0.9rem;
  color: var(--muted);
}

.panel {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.panel-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
}

.subtle {
  color: var(--muted);
  font-size: 0.95rem;
  margin: 0;
}

.warn {
  color: #ff5b6c;
  font-weight: 600;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.card {
  background: var(--card);
  border-radius: 18px;
  padding: 20px;
  box-shadow: 0 16px 30px var(--shadow);
  border: 1px solid var(--line);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.ghost-btn {
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: transparent;
  color: var(--chip-white);
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  cursor: pointer;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.primary-btn {
  border: none;
  background: linear-gradient(135deg, #4dd57a, #2e9d58);
  color: #0b0b0d;
  padding: 12px 18px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.primary-btn:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: 0 8px 18px rgba(31, 157, 84, 0.35);
}

.primary-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.ghost-btn:hover:not(:disabled) {
  border-color: rgba(255, 255, 255, 0.4);
  transform: translateY(-1px);
}

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

.footer {
  margin-top: auto;
  text-align: center;
  font-size: 0.9rem;
  color: var(--muted);
}

.footer a {
  color: var(--chip-white);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.footer a:hover {
  border-bottom-color: currentColor;
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

th,
td {
  text-align: left;
  padding: 10px 6px;
  border-bottom: 1px solid var(--line);
}

th {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--chip-blue);
}

.num {
  text-align: right;
}

tbody tr:last-child td {
  border-bottom: none;
}

.merge-card {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

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

.merge-groups {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.merge-group {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 12px;
  background: rgba(74, 78, 232, 0.15);
  border: 1px solid rgba(74, 78, 232, 0.35);
  font-size: 0.9rem;
}

.merge-group strong {
  color: var(--chip-white);
}

.merge-players {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}

.merge-player {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(13, 13, 18, 0.75);
  cursor: pointer;
}

.merge-player input {
  width: 18px;
  height: 18px;
  accent-color: var(--accent);
}

.merge-player-content {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.merge-player-name {
  font-weight: 600;
}

.merge-player-meta {
  font-size: 0.82rem;
  color: var(--muted);
  overflow-wrap: anywhere;
}

.merge-player-net {
  margin-left: auto;
  font-weight: 600;
  color: var(--chip-white);
}

.merge-player.is-locked {
  opacity: 0.6;
  cursor: not-allowed;
}

@media (max-width: 600px) {
  .page {
    padding: 32px 18px 56px;
  }

  .panel-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .merge-controls {
    flex-direction: column;
    align-items: stretch;
  }

  .merge-player {
    padding: 14px;
  }
}