:root {
  color-scheme: dark;
  --bg: #111316;
  --panel: rgba(255, 255, 255, 0.085);
  --panel-strong: rgba(255, 255, 255, 0.135);
  --line: rgba(255, 255, 255, 0.14);
  --text: #f8f4ea;
  --muted: #b9b4a9;
  --gold: #f5c84b;
  --green: #67d39b;
  --red: #ff7886;
  --blue: #69a9ff;
  --violet: #ad8cff;
  --ink: #151514;
  --shadow: 0 22px 70px rgba(0, 0, 0, 0.34);
}

* {
  box-sizing: border-box;
}

body {
  min-height: 100vh;
  margin: 0;
  font-family: "Segoe UI", "Malgun Gothic", system-ui, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 18% 4%, rgba(245, 200, 75, 0.18), transparent 32%),
    radial-gradient(circle at 88% 12%, rgba(103, 211, 155, 0.14), transparent 30%),
    linear-gradient(180deg, #18191d 0%, var(--bg) 46%, #0e0f11 100%);
}

button,
input {
  font: inherit;
}

button {
  -webkit-tap-highlight-color: transparent;
}

.app {
  width: min(1120px, calc(100% - 28px));
  margin: 0 auto;
  padding: max(20px, env(safe-area-inset-top)) 0 32px;
}

.topbar,
.brand,
.panel-title,
.game-actions,
.tabs {
  display: flex;
  align-items: center;
}

.topbar {
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
}

.brand {
  gap: 12px;
}

.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 16px;
  color: var(--ink);
  background: linear-gradient(135deg, var(--gold), var(--green));
  font-weight: 900;
  box-shadow: 0 14px 34px rgba(245, 200, 75, 0.2);
}

.brand p,
.kicker,
.muted {
  margin: 0;
  color: var(--muted);
}

.brand h1,
h2,
h3,
p {
  margin: 0;
}

.brand h1 {
  margin-top: 2px;
  font-size: 1.35rem;
}

.hero {
  display: grid;
  grid-template-columns: 1fr minmax(220px, 360px);
  gap: 22px;
  align-items: stretch;
  margin-bottom: 16px;
}

.hero-copy,
.lotto-machine,
.panel {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.hero-copy {
  min-height: 260px;
  display: grid;
  align-content: end;
  gap: 14px;
  padding: 28px;
}

.kicker {
  color: var(--gold);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h2 {
  max-width: 650px;
  font-size: clamp(2.2rem, 6vw, 5rem);
  line-height: 0.98;
  letter-spacing: 0;
}

.hero-copy p:last-child {
  max-width: 560px;
  color: var(--muted);
  line-height: 1.7;
}

.lotto-machine {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  place-content: center;
  padding: 24px;
}

.lotto-machine::before {
  content: "";
  position: absolute;
  inset: 18px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 50%;
}

.lotto-machine span {
  z-index: 1;
  display: inline-grid;
  place-items: center;
  aspect-ratio: 1;
  border-radius: 50%;
  color: var(--ink);
  background: var(--gold);
  font-weight: 900;
  box-shadow: inset 0 -7px 14px rgba(0, 0, 0, 0.18);
}

.lotto-machine span:nth-child(2) { background: var(--blue); }
.lotto-machine span:nth-child(3) { background: var(--red); }
.lotto-machine span:nth-child(4) { background: var(--green); }
.lotto-machine span:nth-child(5) { background: #d6d7dd; }

.tabs {
  gap: 8px;
  margin: 0 0 16px;
  overflow-x: auto;
  scrollbar-width: none;
}

.tab,
.ghost-button,
.icon-button,
.game-actions button {
  border: 1px solid var(--line);
  color: var(--text);
  background: rgba(255, 255, 255, 0.07);
  cursor: pointer;
}

.tab {
  min-width: 82px;
  border-radius: 999px;
  padding: 11px 16px;
  font-weight: 800;
}

.tab.is-active {
  color: var(--ink);
  border-color: transparent;
  background: var(--gold);
}

.screen {
  display: none;
}

.screen.is-active {
  display: grid;
  grid-template-columns: minmax(300px, 390px) 1fr;
  gap: 16px;
}

#saved.screen.is-active,
#insights.screen.is-active,
#about.screen.is-active {
  grid-template-columns: 1fr;
}

.panel {
  padding: 20px;
}

.controls {
  display: grid;
  gap: 16px;
}

.panel-title {
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 16px;
}

h3 {
  margin-top: 4px;
  font-size: 1.32rem;
}

.icon-button {
  width: 42px;
  height: 42px;
  border-radius: 50%;
}

.ghost-button {
  border-radius: 999px;
  padding: 10px 14px;
  font-weight: 800;
}

.danger {
  color: #ffc0c7;
}

.range-field,
.input-field {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 9px;
  color: var(--muted);
  font-size: 0.92rem;
}

.range-field input,
.input-field input {
  grid-column: 1 / -1;
}

.range-field strong {
  color: var(--text);
}

input[type="range"] {
  accent-color: var(--gold);
}

input[type="text"] {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 13px 14px;
  color: var(--text);
  background: rgba(0, 0, 0, 0.2);
  outline: none;
}

input[type="text"]:focus {
  border-color: var(--gold);
}

.quick-grid {
  display: grid;
  grid-template-columns: repeat(9, 1fr);
  gap: 6px;
}

.quick-number {
  aspect-ratio: 1;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--muted);
  background: rgba(0, 0, 0, 0.16);
  cursor: pointer;
}

.quick-number.is-fixed {
  color: var(--ink);
  border-color: transparent;
  background: var(--gold);
}

.quick-number.is-excluded {
  color: #fff;
  border-color: transparent;
  background: var(--red);
}

.primary-button {
  border: 0;
  border-radius: 8px;
  padding: 15px 18px;
  color: var(--ink);
  background: linear-gradient(135deg, var(--gold), var(--green));
  font-weight: 900;
  cursor: pointer;
  box-shadow: 0 16px 34px rgba(245, 200, 75, 0.18);
}

.notice {
  min-height: 22px;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.55;
}

.notice.is-error {
  color: #ffc0c7;
}

.draw-date {
  color: var(--muted);
  font-size: 0.9rem;
}

.result-list,
.saved-list,
.stats-grid {
  display: grid;
  gap: 12px;
}

.game-card {
  display: grid;
  grid-template-columns: 78px 1fr auto;
  gap: 14px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
  background: rgba(0, 0, 0, 0.18);
}

.game-meta {
  display: grid;
  gap: 4px;
}

.game-meta strong {
  font-size: 0.96rem;
}

.game-meta span,
.empty {
  color: var(--muted);
  font-size: 0.86rem;
}

.balls {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.combo-report {
  margin: 0;
  border: 1px solid rgba(245, 200, 75, 0.28);
  border-radius: 8px;
  padding: 10px 12px;
  color: var(--text);
  background: rgba(245, 200, 75, 0.08);
  font-size: 0.9rem;
  font-weight: 800;
  line-height: 1.45;
}

.ball {
  display: inline-grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  color: var(--ink);
  font-weight: 900;
  box-shadow: inset 0 -5px 10px rgba(0, 0, 0, 0.16);
  animation: pop 280ms ease both;
}

.tier-1 { background: var(--gold); }
.tier-2 { background: var(--blue); }
.tier-3 { background: var(--red); }
.tier-4 { background: var(--green); }
.tier-5 { background: #d6d7dd; }

.game-actions {
  gap: 8px;
}

.game-actions button {
  border-radius: 999px;
  padding: 9px 12px;
  color: var(--text);
  font-size: 0.86rem;
  font-weight: 800;
}

.stat-row {
  display: grid;
  grid-template-columns: 42px 1fr 42px;
  gap: 12px;
  align-items: center;
}

.stat-bar {
  height: 10px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.1);
}

.stat-bar span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--gold), var(--green));
}

.about-panel {
  max-width: 780px;
}

.about-panel ul {
  display: grid;
  gap: 10px;
  margin: 14px 0 0;
  padding-left: 20px;
  color: var(--muted);
  line-height: 1.7;
}

@keyframes pop {
  from {
    opacity: 0;
    transform: translateY(7px) scale(0.9);
  }
}

@media (max-width: 880px) {
  .app {
    width: min(100% - 22px, 620px);
  }

  .hero,
  .screen.is-active {
    grid-template-columns: 1fr;
  }

  .hero-copy {
    min-height: 230px;
  }

  .lotto-machine {
    min-height: 190px;
  }

  .quick-grid {
    grid-template-columns: repeat(9, 1fr);
    gap: 4px;
  }

  .quick-number {
    font-size: 0.78rem;
  }

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

  .game-actions {
    justify-content: stretch;
  }

  .game-actions button {
    flex: 1;
  }
}