:root {
  --bg: #0e0d12;
  --bg-grad: radial-gradient(ellipse at top, #1d1a2e 0%, #0e0d12 60%);
  --surface: #181724;
  --surface-2: #221f30;
  --border: #2d2a3d;
  --text: #f0eee8;
  --text-dim: #9c98ab;
  --text-muted: #6b6880;
  --ember: #ff6a3d;
  --ember-glow: #ffaa6b;
  --gold: #ffc857;
  --danger: #ff3355;
  --success: #2dd47e;
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.55);
  --radius: 18px;
  --radius-sm: 12px;
  --radius-pill: 999px;
  --pad-x: 20px;
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Helvetica Neue",
    "Segoe UI", system-ui, sans-serif;
}

:root[data-theme="light"] {
  --bg: #faf8f3;
  --bg-grad: radial-gradient(ellipse at top, #fff 0%, #f1ede4 70%);
  --surface: #ffffff;
  --surface-2: #f3efe5;
  --border: #ddd6c5;
  --text: #1c1a25;
  --text-dim: #5a5566;
  --text-muted: #847f93;
  --ember: #d94f1f;
  --ember-glow: #ff8055;
  --gold: #c8951f;
  --shadow-md: 0 8px 24px rgba(40, 30, 20, 0.08);
  --shadow-lg: 0 20px 60px rgba(40, 30, 20, 0.12);
}

* {
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

html,
body {
  margin: 0;
  padding: 0;
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  overscroll-behavior: none;
  transition: background-color 0.3s ease, color 0.3s ease;
}

body {
  background: var(--bg-grad);
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}

button {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  border: none;
  background: none;
  cursor: pointer;
  padding: 0;
}

input,
select {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  outline: none;
  transition: border-color 0.2s ease;
}

input:focus,
select:focus {
  border-color: var(--ember);
}

.app {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding-top: calc(var(--safe-top) + 12px);
  padding-bottom: calc(var(--safe-bottom) + 12px);
  width: 100%;
  max-width: 540px;
  margin: 0 auto;
}

.splash {
  position: fixed;
  inset: 0;
  background: var(--bg-grad);
  display: grid;
  place-items: center;
  z-index: 999;
  transition: opacity 0.4s ease;
}
.splash.hide {
  opacity: 0;
  pointer-events: none;
}
.logo-ember {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--gold) 0%, var(--ember) 60%, transparent 70%);
  box-shadow: 0 0 40px 8px var(--ember);
  animation: emberPulse 1.4s ease-in-out infinite;
}
@keyframes emberPulse {
  0%, 100% { transform: scale(0.9); opacity: 0.85; }
  50%      { transform: scale(1.1); opacity: 1; }
}

.theme-toggle {
  position: fixed;
  top: calc(var(--safe-top) + 14px);
  right: 14px;
  z-index: 50;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--surface);
  border: 1px solid var(--border);
  display: grid;
  place-items: center;
  color: var(--text-dim);
  box-shadow: var(--shadow-md);
  transition: transform 0.2s ease, color 0.2s ease;
}
.theme-toggle:active {
  transform: scale(0.92);
}
:root[data-theme="dark"] .theme-toggle .sun { display: none; }
:root[data-theme="light"] .theme-toggle .moon { display: none; }

/* ====== PIN view ====== */
.pin-view {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 24px var(--pad-x) 32px;
  animation: fadeUp 0.4s ease;
}

.pin-header {
  text-align: center;
  margin-top: 12vh;
}
.pin-header .brand {
  font-size: 14px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 4px;
}
.pin-header h1 {
  font-size: 28px;
  font-weight: 700;
  margin: 0 0 16px;
  letter-spacing: -0.5px;
}
.pin-header .ember-logo {
  width: 80px;
  height: 80px;
  margin: 0 auto 16px;
  display: grid;
  place-items: center;
  position: relative;
}
.pin-header .ember-logo::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: radial-gradient(circle, var(--gold) 0%, var(--ember) 50%, transparent 70%);
  filter: blur(8px);
  opacity: 0.7;
  animation: emberPulse 2s ease-in-out infinite;
}

.pin-dots {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin: 24px 0 12px;
}
.pin-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--surface-2);
  border: 1px solid var(--border);
  transition: all 0.2s ease;
}
.pin-dot.filled {
  background: var(--ember);
  border-color: var(--ember);
  box-shadow: 0 0 10px var(--ember);
  transform: scale(1.1);
}

.pin-error {
  text-align: center;
  color: var(--danger);
  min-height: 22px;
  font-size: 14px;
  margin: 4px 0 8px;
}

.numpad {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  max-width: 360px;
  width: 100%;
  margin: 0 auto;
}
.numpad button {
  height: 64px;
  font-size: 26px;
  font-weight: 500;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  transition: transform 0.08s ease, background-color 0.15s ease;
  user-select: none;
}
.numpad button:active {
  transform: scale(0.94);
  background: var(--surface-2);
}
.numpad .back {
  font-size: 20px;
  color: var(--text-dim);
}

/* ====== Generic layout ====== */
.view {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 12px var(--pad-x) 20px;
  animation: fadeUp 0.4s ease;
}

.view-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
  min-height: 36px;
}
.view-header h2 {
  font-size: 22px;
  margin: 0;
  letter-spacing: -0.3px;
}
.btn-back {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--surface);
  border: 1px solid var(--border);
  display: grid;
  place-items: center;
  color: var(--text-dim);
}
.btn-back:active { transform: scale(0.92); }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow-md);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 18px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 15px;
  background: var(--surface-2);
  color: var(--text);
  border: 1px solid var(--border);
  transition: transform 0.08s ease, background-color 0.2s ease;
  min-height: 44px;
}
.btn:active { transform: scale(0.97); }
.btn.primary {
  background: linear-gradient(135deg, var(--ember) 0%, #d94f1f 100%);
  color: #fff;
  border-color: transparent;
}
.btn.success {
  background: var(--success);
  color: #04240f;
  border-color: transparent;
}
.btn.danger {
  background: var(--danger);
  color: #fff;
  border-color: transparent;
}
.btn.ghost {
  background: transparent;
  color: var(--text-dim);
}
.btn:disabled {
  opacity: 0.45;
  pointer-events: none;
}
.btn.full {
  width: 100%;
}

.row {
  display: flex;
  gap: 10px;
}
.row > * { flex: 1; }

.stack {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* ====== User view ====== */
.greet {
  text-align: center;
  margin-bottom: 4px;
}
.greet .label {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--text-muted);
}
.greet h1 {
  font-size: 36px;
  margin: 4px 0;
  font-weight: 800;
  letter-spacing: -1px;
}

.credit-display {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px 20px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.credit-display::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 0%, rgba(255, 106, 61, 0.12) 0%, transparent 70%);
  pointer-events: none;
}
.credit-display .credit-label {
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 2px;
  font-size: 11px;
  margin-bottom: 8px;
}
.credit-display .credit-number {
  font-size: 56px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -2px;
  background: linear-gradient(180deg, var(--text) 0%, var(--ember) 130%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.credit-display .credit-sub {
  margin-top: 4px;
  color: var(--text-muted);
  font-size: 13px;
}

.cig-grid {
  display: grid;
  grid-template-columns: repeat(10, 1fr);
  gap: 4px;
  margin-top: 12px;
}
.cig-grid .cig {
  aspect-ratio: 1 / 4;
  background: linear-gradient(to bottom, #f5efe1 70%, #e8b75c 70%, #c88c2c 100%);
  border-radius: 2px;
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.1);
  opacity: 0.95;
  transform-origin: bottom;
  transition: opacity 0.4s ease, transform 0.4s ease;
}
.cig-grid .cig.spent {
  opacity: 0.15;
  filter: grayscale(1);
}
.cig-grid.many .cig {
  aspect-ratio: 1 / 5;
}

.smoke-btn {
  position: relative;
  width: 100%;
  padding: 28px 20px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, #1f1c2a 0%, #2a2540 100%);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  font-size: 19px;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: var(--text);
  overflow: hidden;
  transition: transform 0.08s ease;
  box-shadow: var(--shadow-md);
}
:root[data-theme="light"] .smoke-btn {
  background: linear-gradient(135deg, #fff 0%, #fbf6e8 100%);
}
.smoke-btn::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 80% 50%, rgba(255, 106, 61, 0.18) 0%, transparent 60%);
  pointer-events: none;
}
.smoke-btn:active { transform: scale(0.98); }
.smoke-btn .cig-icon {
  width: 64px;
  height: 16px;
  position: relative;
  flex-shrink: 0;
}

/* ====== Lucky Button ====== */
.lucky-btn {
  background: linear-gradient(135deg, #1a2a1a 0%, #1e3320 100%);
  border-color: #2d4a2d;
  gap: 14px;
  align-items: center;
}
:root[data-theme="light"] .lucky-btn {
  background: linear-gradient(135deg, #f0faf0 0%, #e6f5e6 100%);
  border-color: #9ecf9e;
}
.lucky-btn:not(:disabled):hover {
  border-color: var(--success);
}
.lucky-btn.lucky-used {
  opacity: 0.45;
}
.lucky-btn-icon {
  font-size: 36px;
  flex-shrink: 0;
  line-height: 1;
}
.lucky-btn-text {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
}
.lucky-chance {
  font-size: 13px;
  font-weight: 500;
  color: var(--success);
  opacity: 0.85;
}
.lucky-used .lucky-chance {
  color: var(--text-muted);
}

/* ====== Lucky Result Overlay ====== */
.lucky-result-screen {
  position: fixed;
  inset: 0;
  z-index: 210;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 18px;
  padding: 40px;
  text-align: center;
  animation: fadeUp 0.35s cubic-bezier(0.2, 1, 0.3, 1);
  transition: opacity 0.5s ease;
}
.lucky-result-screen.lucky-fade {
  opacity: 0;
}
.lucky-win {
  background: radial-gradient(ellipse at center, #0d3320 0%, #081a10 100%);
}
.lucky-lose {
  background: radial-gradient(ellipse at center, #22222e 0%, #0e0d12 100%);
}
.lucky-icon {
  font-size: 90px;
  filter: drop-shadow(0 0 30px rgba(45, 212, 126, 0.5));
  animation: emberPulse 1s ease-in-out infinite;
}
.lucky-lose .lucky-icon {
  filter: none;
  animation: none;
}
.lucky-text {
  font-size: 26px;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.5px;
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
  max-width: 320px;
}
.lucky-win .lucky-text { color: var(--success); }
.lucky-lose .lucky-text { color: var(--text-dim); }

.menu-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.menu-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 16px;
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 130px;
  transition: transform 0.1s ease, border-color 0.2s ease;
  position: relative;
  overflow: hidden;
}
.menu-card:active {
  transform: scale(0.97);
  border-color: var(--ember);
}
.menu-card .icon {
  font-size: 32px;
  height: 36px;
}
.menu-card .name {
  font-weight: 700;
  font-size: 16px;
}
.menu-card .sub {
  font-size: 12px;
  color: var(--text-muted);
}
.menu-card.locked .icon { opacity: 0.3; }
.menu-card.locked { opacity: 0.55; }

.toolbar {
  display: flex;
  gap: 8px;
  margin-top: 12px;
  align-items: center;
  justify-content: center;
}
.toolbar .btn {
  flex: 1;
}

.toast {
  position: fixed;
  bottom: calc(var(--safe-bottom) + 20px);
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  padding: 10px 18px;
  font-size: 14px;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  transition: opacity 0.25s ease, transform 0.25s ease;
  pointer-events: none;
  z-index: 100;
  max-width: calc(100vw - 40px);
  text-align: center;
}
.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}
.toast.error { color: var(--danger); }
.toast.success { color: var(--success); }

.demo-banner {
  background: linear-gradient(90deg, rgba(255, 200, 87, 0.2) 0%, rgba(255, 106, 61, 0.18) 100%);
  border: 1px dashed var(--gold);
  color: var(--gold);
  padding: 8px 14px;
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1px;
  text-align: center;
  text-transform: uppercase;
  margin-bottom: 12px;
}

/* ====== Debt overlay ====== */
.debt-screen {
  position: fixed;
  inset: 0;
  background: radial-gradient(ellipse at center, #b1001c 0%, #5a0011 100%);
  color: #fff;
  z-index: 200;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 28px calc(40px + var(--safe-bottom));
  text-align: center;
  animation: debtIn 0.5s cubic-bezier(0.2, 1, 0.3, 1);
  overflow: hidden;
}
.debt-screen::before,
.debt-screen::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 80, 90, 0.4);
  filter: blur(40px);
}
.debt-screen::before {
  width: 300px;
  height: 300px;
  top: -100px;
  right: -80px;
}
.debt-screen::after {
  width: 260px;
  height: 260px;
  bottom: -80px;
  left: -60px;
}
.debt-screen .skull {
  font-size: 80px;
  margin-bottom: 16px;
  filter: drop-shadow(0 0 20px rgba(255, 200, 200, 0.5));
}
.debt-screen h1 {
  font-size: 38px;
  font-weight: 800;
  margin: 0 0 8px;
  letter-spacing: -1px;
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
  z-index: 1;
}
.debt-screen .amount {
  font-size: 64px;
  font-weight: 900;
  letter-spacing: -2px;
  margin: 18px 0;
  text-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
  z-index: 1;
}
.debt-screen .euros {
  font-size: 36px;
  font-weight: 600;
}
.debt-screen p {
  z-index: 1;
  font-size: 16px;
  opacity: 0.85;
  max-width: 320px;
  margin: 0 0 26px;
}
.debt-screen .dismiss {
  z-index: 1;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.4);
  color: #fff;
  padding: 12px 28px;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 15px;
  backdrop-filter: blur(8px);
}
@keyframes debtIn {
  from { opacity: 0; transform: scale(0.94); }
  to   { opacity: 1; transform: scale(1); }
}

/* ====== Admin ====== */
.section-title {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--text-muted);
  margin: 16px 0 6px;
}
.kv-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.kv-row {
  display: grid;
  grid-template-columns: 1fr 110px;
  align-items: center;
  gap: 8px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
}
.kv-row .label {
  font-size: 13px;
  color: var(--text-dim);
}
.kv-row .label small {
  display: block;
  color: var(--text-muted);
  font-size: 11px;
  margin-top: 2px;
  line-height: 1.4;
}
.kv-row-wide {
  grid-template-columns: 1fr;
  gap: 6px;
}
.kv-row-wide input {
  width: 100%;
  text-align: left;
}
.kv-row input {
  padding: 8px 10px;
  text-align: right;
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}
.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
}
.stat-card .stat-label {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1.5px;
}
.stat-card .stat-value {
  font-size: 22px;
  font-weight: 700;
  margin-top: 4px;
}
.stat-card .stat-sub {
  font-size: 12px;
  color: var(--text-dim);
}

.activity-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-height: 240px;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}
.activity-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  font-size: 13px;
}
.activity-row .meta {
  color: var(--text-muted);
  font-size: 11px;
}
.activity-row .net.positive { color: var(--success); }
.activity-row .net.negative { color: var(--danger); }

.settings-card-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}
.settings-card-title {
  font-weight: 700;
  font-size: 15px;
}
.divider {
  height: 1px;
  background: var(--border);
  margin: 2px 0;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Stats view ─────────────────────────────────────────────────── */
.range-pills {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  padding: 0 0 12px;
}
.pill {
  padding: 6px 12px;
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 600;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-dim);
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.pill.active {
  background: var(--ember);
  color: #fff;
  border-color: var(--ember);
}
.stats-chart {
  display: block;
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  border: 1px solid var(--border);
  overflow: hidden;
}
.stats-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 200px;
  color: var(--text-muted);
  font-size: 14px;
}
.stats-summary {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-top: 12px;
}