/* ============================================================
   GrindReceiptz — style.css
   ============================================================ */

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

/* ===== CSS VARIABLES ===== */
:root {
  --bg:               #07080f;
  --surface:          rgba(255,255,255,0.03);
  --border:           rgba(255,255,255,0.07);
  --text:             #e8e9f5;
  --muted:            rgb(255, 255, 255);
  --ring-track:       rgba(255,255,255,0.06);
  --sdot-bg:          rgba(255,255,255,0.12);
  --sdot-border:      rgba(255,255,255,0.10);
  --settings-bg:      rgba(255,255,255,0.03);
  --accent:           #e05c5c;
  --glow:             rgba(224,92,92,0.25);
  --ring-size:        320px;
}

/* ===== LIGHT MODE ===== */
:root.light {
  --bg:               #f0ede8;
  --surface:          rgba(0,0,0,0.04);
  --border:           rgba(0,0,0,0.10);
  --text:             #1a1820;
  --muted:            rgba(1, 0, 8, 0.904);
  --ring-track:       rgba(0,0,0,0.07);
  --sdot-bg:          rgba(0,0,0,0.10);
  --sdot-border:      rgba(0,0,0,0.08);
  --settings-bg:      rgba(255,255,255,0.55);
  --glow:             rgba(200,60,60,0.18);
}

/* ===== BASE ===== */
html, body {
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: 'Syne', sans-serif;
  overflow: hidden;
  user-select: none;
  transition: background 0.5s, color 0.5s;
}

/* ===== BACKGROUND CANVAS ===== */
#bg-canvas {
  position: fixed;
  inset: 0;
  z-index: 0;
  opacity: 0.6;
  transition: opacity 0.5s;
}
:root.light #bg-canvas { opacity: 0.22; }

/* Noise grain overlay */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  opacity: 0.35;
  transition: opacity 0.5s;
}
:root.light body::after { opacity: 0.12; }

/* ===== ONBOARDING SCREEN ===== */
#onboarding {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg);
  transition: background 0.5s, opacity 0.5s, transform 0.5s;
}

.onboard-card {
  text-align: center;
  max-width: 560px;
  width: 90%;
  padding: 0 20px;
}

.onboard-logo {
  font-size: 10px;
  font-family: 'DM Mono', monospace;
  letter-spacing: 0.35em;
  color: var(--muted);
  margin-bottom: 10px;
  text-transform: uppercase;
}

.onboard-title {
  font-size: clamp(36px, 7vw, 58px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1;
  color: var(--text);
  margin-bottom: 8px;
}
.onboard-title span { color: var(--accent); transition: color 0.5s; }

.onboard-sub {
  font-size: 12px;
  font-family: 'DM Mono', monospace;
  color: var(--muted);
  margin-bottom: 38px;
  letter-spacing: 0.06em;
}

.onboard-label {
  font-size: 10px;
  font-family: 'DM Mono', monospace;
  letter-spacing: 0.3em;
  color: var(--muted);
  text-transform: uppercase;
  margin-bottom: 14px;
}

/* Personality grid */
.personality-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 28px;
}

.personality-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 16px 14px;
  cursor: pointer;
  text-align: left;
  transition: all 0.25s;
  position: relative;
  overflow: hidden;
}
.personality-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--accent);
  opacity: 0;
  transition: opacity 0.25s;
}
.personality-card:hover            { border-color: var(--accent); transform: translateY(-2px); }
.personality-card:hover::before    { opacity: 0.05; }
.personality-card.selected         { border-color: var(--accent); }
.personality-card.selected::before { opacity: 0.10; }

.pcard-emoji  { font-size: 20px; margin-bottom: 7px; display: block; position: relative; z-index: 1; }
.pcard-name   { font-size: 10px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text); margin-bottom: 5px; position: relative; z-index: 1; }
.pcard-quote  { font-size: 10px; font-family: 'DM Mono', monospace; color: var(--muted); line-height: 1.55; position: relative; z-index: 1; }

.btn-start {
  width: 100%;
  padding: 15px;
  border-radius: 100px;
  border: none;
  background: var(--accent);
  color: #fff;
  font-family: 'Syne', sans-serif;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  cursor: pointer;
  box-shadow: 0 0 40px var(--glow);
  transition: all 0.25s;
}
.btn-start:hover  { transform: translateY(-2px); box-shadow: 0 0 60px var(--glow); }
.btn-start:active { transform: scale(0.97); }

/* ===== MAIN APP ===== */
.app {
  position: relative;
  z-index: 2;
  height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: transform 220ms cubic-bezier(.2,.9,.2,1), opacity 200ms;
  transform-origin: top center;
}
.app.visible {
  opacity: 1;
  pointer-events: all;
  transform: scale(0.90); /* scale down to 90% after starting to avoid overlap */
}

/* Header */
header {
  position: fixed;
  top: 28px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 10px;
  z-index: 10;
}
.logo {
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}
.logo span { color: var(--accent); transition: color 0.6s; }

.session-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  transition: background 0.6s;
  animation: pulse-dot 2s infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.4; transform: scale(0.7); }
}

/* Personality badge */
.personality-badge {
  position: fixed;
  top: 22px;
  left: 28px;
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 6px 14px;
  font-size: 10px;
  font-family: 'DM Mono', monospace;
  color: var(--muted);
  cursor: pointer;
  transition: all 0.25s;
  backdrop-filter: blur(8px);
}
.personality-badge:hover { border-color: var(--accent); color: var(--text); }

/* Theme toggle */
.theme-toggle {
  position: fixed;
  top: 22px;
  right: 28px;
  z-index: 10;
  width: 52px;
  height: 28px;
  border-radius: 100px;
  border: 1px solid var(--border);
  background: var(--surface);
  cursor: pointer;
  display: flex;
  align-items: center;
  padding: 3px;
  transition: background 0.4s, border-color 0.4s;
  backdrop-filter: blur(8px);
}
.theme-toggle:hover { border-color: var(--accent); }

.toggle-thumb {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1), background 0.4s;
  box-shadow: 0 0 8px var(--glow);
}
:root.light .toggle-thumb { transform: translateX(24px); }

.toggle-track-icons {
  position: absolute;
  inset: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 6px;
  font-size: 9px;
  pointer-events: none;
  opacity: 0.45;
}

/* ===== TIMER MODE TABS ===== */
.tabs {
  display: flex;
  gap: 4px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 4px;
  margin-bottom: 44px;
  transition: background 0.5s, border-color 0.5s;
}
:root.light .tabs { background: rgba(255,255,255,0.6); border-color: rgba(0,0,0,0.1); }

.tab {
  padding: 8px 20px;
  border-radius: 100px;
  font-size: 11px;
  font-family: 'DM Mono', monospace;
  letter-spacing: 0.09em;
  cursor: pointer;
  border: none;
  background: transparent;
  color: var(--muted);
  transition: all 0.3s;
  white-space: nowrap;
}
.tab:hover  { color: var(--text); }
.tab.active { background: var(--accent); color: #07080f; font-weight: 500; box-shadow: 0 0 20px var(--glow); }

/* ===== TIMER RING ===== */
.timer-container {
  position: relative;
  width: var(--ring-size);
  height: var(--ring-size);
  display: flex;
  align-items: center;
  justify-content: center;
}

.ring-svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
  filter: drop-shadow(0 0 12px var(--accent));
  transition: filter 0.6s;
  pointer-events: none; /* prevent SVG from intercepting clicks */
}

.ring-track,
.ring-progress {
  pointer-events: none; /* ensure ring shapes don't capture pointer events */
}

.ring-track {
  fill: none;
  stroke: var(--ring-track);
  stroke-width: 3;
  transition: stroke 0.5s;
}

.ring-progress {
  fill: none;
  stroke: var(--accent);
  stroke-width: 3;
  stroke-linecap: round;
  transition: stroke-dashoffset 1s linear, stroke 0.6s;
}

.ring-glow {
  position: absolute;
  inset: -20px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--glow) 0%, transparent 70%);
  transition: background 0.6s;
  animation: breathe 4s ease-in-out infinite;
  pointer-events: none; /* glow should not block clicks */
}
@keyframes breathe {
  0%, 100% { transform: scale(1);    opacity: 0.6; }
  50%       { transform: scale(1.05); opacity: 1;   }
}

/* ===== VIBE COACH RING STYLES ===== */

/* Strict Asian Mom — firm, sharp red pulse */
[data-vibe="asian-mom"] .ring-glow {
  animation: vibe-asian-mom 1.8s ease-in-out infinite;
}
@keyframes vibe-asian-mom {
  0%, 100% { transform: scale(1);    opacity: 0.55; }
  40%       { transform: scale(1.08); opacity: 1;   }
  60%       { transform: scale(1.06); opacity: 0.85; }
}
[data-vibe="asian-mom"] .ring-svg {
  filter: drop-shadow(0 0 16px var(--accent)) drop-shadow(0 0 4px rgba(224,92,92,0.6));
}

/* Chill Friend — slow, soft glow */
[data-vibe="chill-friend"] .ring-glow {
  animation: vibe-chill 5s ease-in-out infinite;
}
@keyframes vibe-chill {
  0%, 100% { transform: scale(1);    opacity: 0.45; }
  50%       { transform: scale(1.04); opacity: 0.8; }
}
[data-vibe="chill-friend"] .ring-svg { filter: drop-shadow(0 0 10px var(--accent)); }
[data-vibe="chill-friend"] .ring-progress { stroke-width: 2.5; }

/* Corporate Manager — clean, minimal, barely any motion */
[data-vibe="corporate"] .ring-glow {
  animation: none;
  opacity: 0.3;
  transform: scale(1);
}
[data-vibe="corporate"] .ring-svg { filter: drop-shadow(0 0 6px var(--accent)); }
[data-vibe="corporate"] .ring-progress { stroke-linecap: square; }

/* Existential Philosopher — slow breathing ring */
[data-vibe="philosopher"] .ring-glow {
  animation: vibe-philosopher 6s ease-in-out infinite;
}
@keyframes vibe-philosopher {
  0%, 100% { transform: scale(0.98); opacity: 0.4; }
  50%       { transform: scale(1.07); opacity: 0.9; }
}
[data-vibe="philosopher"] .ring-svg {
  filter: drop-shadow(0 0 18px var(--accent));
  animation: philosopher-ring-spin 60s linear infinite;
  transform-origin: center;
}
@keyframes philosopher-ring-spin {
  from { transform: rotate(-90deg); }
  to   { transform: rotate(270deg); }
}

/* Timer face */
.timer-face {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  z-index: 2;
}

.timer-label {
  font-size: 10px;
  font-family: 'DM Mono', monospace;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--accent);
  transition: color 0.6s;
  opacity: 0.8;
}

.timer-digits {
  font-size: 86px;
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1;
  color: var(--text);
  text-shadow: 0 0 40px var(--accent);
  transition: text-shadow 0.6s, color 0.5s;
}

.timer-session {
  font-size: 10px;
  font-family: 'DM Mono', monospace;
  color: var(--muted);
  letter-spacing: 0.14em;
}

/* Personality ticker */
.personality-ticker {
  font-size: 11px;
  font-family: 'DM Mono', monospace;
  color: var(--accent);
  opacity: 0.75;
  margin-top: 2px;
  letter-spacing: 0.04em;
  text-align: center;
  max-width: 270px;
  line-height: 1.55;
  min-height: 18px;
  transition: opacity 0.4s, color 0.5s, letter-spacing 0.5s, font-style 0.3s;
}

/* Per-coach ticker typography */
[data-vibe="asian-mom"] .personality-ticker {
  letter-spacing: 0.1em;
  font-size: 10.5px;
}

[data-vibe="chill-friend"] .personality-ticker {
  font-style: italic;
  letter-spacing: 0.02em;
  font-size: 12px;
}

[data-vibe="corporate"] .personality-ticker {
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-size: 10px;
}

[data-vibe="philosopher"] .personality-ticker {
  font-style: italic;
  line-height: 1.75;
  letter-spacing: 0.03em;
}

/* Session dots */
.session-dots { display: flex; gap: 6px; margin-top: 6px; }

.sdot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--sdot-bg);
  border: 1px solid var(--sdot-border);
  transition: all 0.3s;
}
.sdot.filled {
  background: var(--accent);
  border-color: var(--accent);
  box-shadow: 0 0 8px var(--accent);
}

/* ===== CONTROLS ===== */
.controls {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 44px;
  z-index: 10; /* keep controls above ring but below settings-bar */
  position: relative;
}

.btn-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.25s;
  backdrop-filter: blur(8px);
}
.btn-icon:hover  { color: var(--text); filter: brightness(1.4); }
.btn-icon:active { transform: scale(0.92); }
:root.light .btn-icon { background: rgba(255,255,255,0.6); border-color: rgba(0,0,0,0.12); }

.btn-main {
  width: 68px;
  height: 68px;
  border-radius: 50%;
  border: none;
  background: var(--accent);
  color: #07080f;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  transition: all 0.25s;
  box-shadow: 0 0 30px var(--glow), 0 8px 32px rgba(0,0,0,0.4);
  position: relative;
  z-index: 11;
}
.btn-main::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 1px solid var(--accent);
  opacity: 0.3;
  animation: ring-pulse 2s ease-out infinite;
}
@keyframes ring-pulse {
  0%   { transform: scale(1);   opacity: 0.4; }
  100% { transform: scale(1.4); opacity: 0;   }
}
.btn-main:hover  { transform: scale(1.08); box-shadow: 0 0 50px var(--glow), 0 8px 32px rgba(0,0,0,0.5); }
.btn-main:active { transform: scale(0.94); }

/* ===== SETTINGS BAR ===== */
.settings-bar {
  position: fixed;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 12px 28px;
  background: var(--settings-bg);
  border: 1px solid var(--border);
  border-radius: 100px;
  backdrop-filter: blur(20px);
  transition: background 0.5s, border-color 0.5s;
  z-index: 80; /* raise above everything else so controls are clickable */
  pointer-events: auto;
}
:root.light .settings-bar { background: rgba(255,255,255,0.72); border-color: rgba(0,0,0,0.1); }

.setting-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  font-family: 'DM Mono', monospace;
  color: var(--muted);
}

.setting-label { letter-spacing: 0.1em; }

.setting-controls { display: flex; align-items: center; gap: 5px; }

.sctrl {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  transition: all 0.2s;
  font-family: 'DM Mono', monospace;
  line-height: 1;
}
.sctrl:hover { color: var(--text); border-color: rgba(255,255,255,0.3); }

.sval {
  color: var(--text);
  font-weight: 500;
  min-width: 22px;
  text-align: center;
  font-size: 12px;
}

.sep { width: 1px; height: 18px; background: var(--border); }

.sound-toggle {
  cursor: pointer;
  font-size: 16px;
  transition: all 0.2s;
  opacity: 0.45;
}
.sound-toggle:hover  { opacity: 1; }
.sound-toggle.active { opacity: 1; }

.ambient-select {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--muted);
  font-family: 'DM Mono', monospace;
  font-size: 10px;
  border-radius: 100px;
  padding: 2px 8px;
  cursor: pointer;
  outline: none;
  transition: all 0.2s;
  appearance: none; /* remove default arrow for cleaner look */
  -webkit-appearance: none;
}
.ambient-select:hover { border-color: var(--accent); color: var(--text); }
.ambient-select option { background: var(--bg); color: var(--text); }

.ambient-toggle {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  transition: all 0.2s;
  padding: 0;
  line-height: 1;
}
.ambient-toggle.active, .ambient-toggle:hover { border-color: var(--accent); color: var(--text); }


/* ===== NOTIFICATION BANNER ===== */
.notif {
  position: fixed;
  top: 42px; /* nudge down so it no longer sits over the tabs */
  left: 50%;
  transform: translateX(-50%) translateY(-12px);
  background: var(--accent);
  color: #07080f;
  padding: 8px 20px;
  border-radius: 100px;
  font-size: 11px;
  font-family: 'DM Mono', monospace;
  letter-spacing: 0.12em;
  font-weight: 500;
  opacity: 0;
  transition: all 0.35s;
  pointer-events: none; /* notif is informational only */
  white-space: nowrap;
  box-shadow: 0 4px 20px var(--glow);
  z-index: 90;
  max-width: 92vw;
  overflow: hidden;
  text-overflow: ellipsis;
}
.notif.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ===== RECEIPT MODAL ===== */
#receipt-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(0,0,0,0.82);
  backdrop-filter: blur(16px);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
#receipt-overlay.open { display: flex; }

.receipt-wrap {
  animation: receiptDrop 0.55s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
  max-height: 95vh;
  overflow-y: auto;
}
@keyframes receiptDrop {
  from { transform: translateY(-50px) rotate(-2deg); opacity: 0; }
  to   { transform: translateY(0)      rotate(-0.5deg); opacity: 1; }
}

/* Scrollbar inside receipt */
.receipt-wrap::-webkit-scrollbar { width: 4px; }
.receipt-wrap::-webkit-scrollbar-thumb { background: rgba(0,0,0,0.2); border-radius: 4px; }

.receipt {
  background: #faf7f0;
  color: #1a1715;
  width: 320px;
  border-radius: 4px;
  box-shadow: 0 24px 80px rgba(0,0,0,0.6), 0 0 0 1px rgba(0,0,0,0.1);
  font-family: 'Special Elite', 'DM Mono', monospace;
  overflow: hidden;
  position: relative;
}
.receipt::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 6px;
  background: repeating-linear-gradient(90deg, #1a1715 0, #1a1715 8px, transparent 8px, transparent 16px);
}

.receipt-header {
  text-align: center;
  padding: 30px 24px 16px;
  border-bottom: 2px dashed #c9c0b0;
}
.receipt-store { font-size: 22px; font-weight: 900; letter-spacing: 0.04em; margin-bottom: 5px; }
.receipt-sub   { font-size: 10px; letter-spacing: 0.2em; opacity: 0.55; margin-bottom: 7px; }
.receipt-date  { font-size: 10px; opacity: 0.45; }

.receipt-body { padding: 16px 24px 0; }

.receipt-section-title {
  font-size: 9px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  opacity: 0.45;
  margin-bottom: 12px;
  text-align: center;
}

.receipt-line {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-size: 12px;
  margin-bottom: 7px;
  gap: 6px;
}
.receipt-line-name { flex: 1; }
.receipt-line-dots {
  flex: 1;
  border-bottom: 1px dotted #c9c0b0;
  margin: 0 5px 3px;
  opacity: 0.35;
}
.receipt-line-val { white-space: nowrap; font-weight: bold; }

.receipt-divider { border: none; border-top: 2px dashed #c9c0b0; margin: 12px 0; }

.receipt-total-line {
  display: flex;
  justify-content: space-between;
  font-size: 14px;
  font-weight: 900;
  margin-bottom: 5px;
}

.receipt-verdict {
  text-align: center;
  font-size: 12px;
  font-style: italic;
  padding: 14px 18px 4px;
  border-top: 2px dashed #c9c0b0;
  margin-top: 12px;
  line-height: 1.65;
  opacity: 0.78;
}
.receipt-coach { font-size: 9px; opacity: 0.45; margin-top: 5px; letter-spacing: 0.1em; }

.receipt-barcode {
  display: flex;
  justify-content: center;
  gap: 1px;
  margin: 12px 0 6px;
}
.receipt-barcode span {
  display: inline-block;
  background: #1a1715;
  height: 28px;
  border-radius: 0.5px;
}

.receipt-footer {
  text-align: center;
  padding: 10px 24px 18px;
  font-size: 9px;
  letter-spacing: 0.18em;
  opacity: 0.42;
  border-top: 2px dashed #c9c0b0;
  margin-top: 10px;
  line-height: 1.7;
}

.receipt-close {
  display: block;
  width: calc(100% - 48px);
  margin: 14px 24px 0;
  padding: 11px;
  border-radius: 6px;
  border: 2px solid #1a1715;
  background: transparent;
  color: #1a1715;
  font-family: 'Special Elite', monospace;
  font-size: 11px;
  letter-spacing: 0.15em;
  cursor: pointer;
  transition: all 0.2s;
  text-transform: uppercase;
}
.receipt-close:hover { background: #1a1715; color: #faf7f0; }

.btn-receipt {
  font-size: 18px;
  opacity: 0.7;
}
.btn-receipt:hover { opacity: 1; transform: rotate(-5deg) scale(1.1); }
.confetti-bit {
  position: fixed;
  pointer-events: none;
  z-index: 201;
  border-radius: 2px;
  animation: confettiFall linear forwards;
}
@keyframes confettiFall {
  to { transform: translateY(110vh) rotate(720deg); opacity: 0; }
}

/* ===== BACK TO DASHBOARD BUTTON ===== */
.btn-back {
  position: absolute;
  top: -40px;
  left: 50%;
  transform: translateX(-50%);
  padding: 8px 18px;
  border-radius: 100px;
  border: 1px solid var(--border);
  background: var(--surface);
  backdrop-filter: blur(10px);
  color: var(--muted);
  font-family: 'DM Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.25s ease;
  z-index: 5;
}

.btn-back:hover {
  border-color: var(--accent);
  color: var(--text);
  box-shadow: 0 0 18px var(--glow);
  transform: translateX(-50%) translateY(-2px);
}

.btn-back:active {
  transform: translateX(-50%) scale(0.95);
}