@import url('https://fonts.googleapis.com/css2?family=Share+Tech+Mono&family=Orbitron:wght@400;700;900&display=swap');

:root {
  --bg: #0f0f0f;
  --surface: #1a1a1a;
  --surface2: #222;
  --panel: #181818;
  --border: #333;
  --border-bright: #444;
  --amber: #f5a623;
  --amber-dim: #c47d0e;
  --amber-glow: rgba(245, 166, 35, 0.15);
  --amber-glow2: rgba(245, 166, 35, 0.05);
  --red: #e05555;
  --green: #5ec45e;
  --blue: #5b8dee;
  --text: #e8e0d0;
  --text-dim: #888;
  --text-dimmer: #555;
  --btn-face: #242424;
  --btn-shadow: #101010;
  --btn-highlight: #2e2e2e;
  --display-bg: #080c08;
  --display-text: #7fff7f;
  --display-dim: #3a6e3a;
  --radius: 4px;
  --radius-lg: 8px;
  --font-mono: 'Share Tech Mono', monospace;
  --font-display: 'Orbitron', monospace;
}

[data-theme="light"] {
  --bg: #d8d0c4;
  --surface: #ccc4b8;
  --surface2: #c0b8ac;
  --panel: #c8c0b4;
  --border: #a8a098;
  --border-bright: #b8b0a4;
  --amber: #c07010;
  --amber-dim: #a05808;
  --amber-glow: rgba(192, 112, 16, 0.12);
  --amber-glow2: rgba(192, 112, 16, 0.04);
  --text: #2a2420;
  --text-dim: #6a6058;
  --text-dimmer: #9a9088;
  --btn-face: #c4bca8;
  --btn-shadow: #a8a090;
  --btn-highlight: #d4ccc0;
  --display-bg: #e8f4e8;
  --display-text: #186018;
  --display-dim: #6aba6a;
}

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

html { height: 100%; }

body {
  min-height: 100vh;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  padding: 20px;
  background-image:
    repeating-linear-gradient(0deg, transparent, transparent 39px, var(--border) 39px, var(--border) 40px),
    repeating-linear-gradient(90deg, transparent, transparent 39px, var(--border) 39px, var(--border) 40px);
  background-size: 40px 40px;
  transition: background-color 0.3s;
}

.calculator {
  width: 380px;
  background: var(--surface);
  border: 2px solid var(--border-bright);
  border-radius: var(--radius-lg);
  box-shadow:
    0 0 0 1px var(--border),
    0 20px 60px rgba(0,0,0,0.6),
    inset 0 1px 0 var(--btn-highlight);
  overflow: hidden;
  animation: bootUp 0.4s ease-out;
}

@keyframes bootUp {
  from { opacity: 0; transform: scale(0.97) translateY(8px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

/* HEADER */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px 10px;
  border-bottom: 1px solid var(--border);
  background: var(--panel);
}

.header h2 {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--amber);
  text-transform: uppercase;
  text-shadow: 0 0 12px var(--amber-glow);
}

#themeToggle {
  background: var(--btn-face);
  border: 1px solid var(--border-bright);
  color: var(--text);
  width: 32px;
  height: 28px;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s;
  box-shadow: 0 2px 0 var(--btn-shadow), inset 0 1px 0 rgba(255,255,255,0.05);
}

#themeToggle:hover { background: var(--btn-highlight); }
#themeToggle:active { transform: translateY(1px); box-shadow: 0 1px 0 var(--btn-shadow); }

/* MODE SWITCH */
.mode-switch {
  padding: 8px 14px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  display: flex;
  gap: 6px;
  overflow-x: auto;
  scrollbar-width: none;
}

.mode-switch::-webkit-scrollbar { display: none; }

#modeSelect {
  display: none;
}

.mode-tabs {
  display: flex;
  gap: 4px;
  width: 100%;
}

.mode-tab {
  flex: 1;
  padding: 5px 4px;
  background: var(--btn-face);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.05em;
  cursor: pointer;
  text-align: center;
  text-transform: uppercase;
  transition: all 0.15s;
  box-shadow: 0 2px 0 var(--btn-shadow);
  user-select: none;
}

.mode-tab:hover { color: var(--text); border-color: var(--border-bright); }
.mode-tab:active { transform: translateY(1px); box-shadow: 0 1px 0 var(--btn-shadow); }

.mode-tab.active {
  background: var(--btn-face);
  border-color: var(--amber);
  color: var(--amber);
  box-shadow: 0 2px 0 var(--btn-shadow), 0 0 8px var(--amber-glow);
}

/* DISPLAY */
.display {
  background: var(--display-bg);
  margin: 12px 14px 8px;
  border-radius: var(--radius);
  padding: 12px 16px 10px;
  border: 1px solid #1a3a1a;
  box-shadow:
    inset 0 2px 8px rgba(0,0,0,0.5),
    inset 0 0 20px rgba(0,0,0,0.3),
    0 0 0 1px rgba(0,0,0,0.5);
  min-height: 80px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  align-items: flex-end;
  position: relative;
  overflow: hidden;
}

.display::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.08) 2px,
    rgba(0, 0, 0, 0.08) 4px
  );
  pointer-events: none;
}

.display-label {
  position: absolute;
  top: 8px;
  left: 12px;
  font-family: var(--font-display);
  font-size: 8px;
  letter-spacing: 0.15em;
  color: var(--display-dim);
  text-transform: uppercase;
  opacity: 0.6;
}

#previous {
  font-size: 12px;
  color: var(--display-dim);
  font-family: var(--font-mono);
  min-height: 18px;
  word-break: break-all;
  text-align: right;
  opacity: 0.8;
  letter-spacing: 0.05em;
}

#current {
  font-size: 32px;
  color: var(--display-text);
  font-family: var(--font-mono);
  letter-spacing: 0.05em;
  line-height: 1;
  text-align: right;
  word-break: break-all;
  text-shadow: 0 0 20px rgba(127, 255, 127, 0.4), 0 0 40px rgba(127, 255, 127, 0.1);
  transition: font-size 0.1s;
}

#current.long { font-size: 20px; }
#current.very-long { font-size: 14px; }

/* BASE DISPLAY */
.base-display {
  padding: 6px 14px 4px;
  display: none;
  gap: 8px;
  flex-wrap: wrap;
}

.base-display.visible { display: flex; }

.base-item {
  font-size: 10px;
  font-family: var(--font-mono);
  color: var(--text-dim);
  letter-spacing: 0.05em;
}

.base-item span {
  color: var(--amber);
  font-size: 9px;
  margin-right: 3px;
  opacity: 0.7;
}

/* STATS DISPLAY */
.stats-display {
  margin: 0 14px 8px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 8px 12px;
  display: none;
  flex-wrap: wrap;
  gap: 4px 16px;
}

.stats-display.visible { display: flex; }

.stat-item {
  font-size: 10px;
  font-family: var(--font-mono);
  color: var(--text-dim);
}

.stat-item strong {
  color: var(--amber);
  font-weight: normal;
  margin-right: 3px;
}

/* FINANCE DISPLAY */
.finance-result {
  margin: 0 14px 8px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 8px 12px;
  display: none;
}

.finance-result.visible { display: block; }

.finance-result p {
  font-size: 11px;
  font-family: var(--font-mono);
  color: var(--text-dim);
  margin-bottom: 2px;
}

.finance-result p strong { color: var(--display-text); }

/* BUTTONS */
#buttons {
  padding: 6px 14px 14px;
  display: grid;
  gap: 6px;
}

.btn {
  height: 42px;
  background: var(--btn-face);
  border: 1px solid var(--border-bright);
  border-radius: var(--radius);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.03em;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.08s, color 0.08s, transform 0.05s, box-shadow 0.05s;
  box-shadow: 0 3px 0 var(--btn-shadow), inset 0 1px 0 rgba(255,255,255,0.04);
  user-select: none;
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, rgba(255,255,255,0.06) 0%, transparent 70%);
  opacity: 0;
  transition: opacity 0.15s;
}

.btn:hover { background: var(--btn-highlight); border-color: #555; }
.btn:hover::after { opacity: 1; }

.btn:active {
  transform: translateY(2px);
  box-shadow: 0 1px 0 var(--btn-shadow), inset 0 1px 0 rgba(255,255,255,0.04);
}

/* Button variants */
.btn-op {
  color: var(--amber);
  border-color: #3a3020;
  background: #1e1c14;
}
.btn-op:hover { background: #252212; }

.btn-fn {
  color: var(--blue);
  font-size: 10px;
  letter-spacing: 0.02em;
}

.btn-clear {
  color: var(--red);
  border-color: #3a2020;
  background: #1e1414;
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 0.1em;
}
.btn-clear:hover { background: #241818; }

.btn-eq {
  background: #1a2e10;
  border-color: #3a5a20;
  color: var(--green);
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.1em;
  box-shadow: 0 3px 0 #0a1a04, 0 0 20px rgba(94, 196, 94, 0.1), inset 0 1px 0 rgba(255,255,255,0.05);
}
.btn-eq:hover { background: #1e3612; box-shadow: 0 3px 0 #0a1a04, 0 0 30px rgba(94, 196, 94, 0.2); }
.btn-eq:active { box-shadow: 0 1px 0 #0a1a04, inset 0 2px 4px rgba(0,0,0,0.3); }

.btn-mem {
  color: var(--text-dim);
  font-size: 10px;
  letter-spacing: 0.05em;
}

.btn-mode {
  background: #18141e;
  border-color: #352a42;
  color: #a070d8;
  font-size: 10px;
}

.btn-span2 { grid-column: span 2; }
.btn-span3 { grid-column: span 3; }
.btn-span4 { grid-column: span 4; }
.btn-span5 { grid-column: span 5; }

/* Ripple effect */
@keyframes ripple {
  from { transform: scale(0); opacity: 0.4; }
  to { transform: scale(2.5); opacity: 0; }
}

.ripple {
  position: absolute;
  border-radius: 50%;
  background: rgba(255,255,255,0.15);
  width: 40px;
  height: 40px;
  margin-left: -20px;
  margin-top: -20px;
  animation: ripple 0.4s linear;
  pointer-events: none;
}

/* Notification */
.notif {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--surface);
  border: 1px solid var(--amber);
  color: var(--amber);
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 8px 16px;
  border-radius: var(--radius);
  opacity: 0;
  transition: all 0.25s;
  pointer-events: none;
  z-index: 999;
  letter-spacing: 0.08em;
  box-shadow: 0 0 20px var(--amber-glow);
}

.notif.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* Finance form */
.finance-form {
  margin: 0 14px 8px;
  display: none;
  flex-direction: column;
  gap: 5px;
}

.finance-form.visible { display: flex; }

.fin-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.fin-row label {
  font-size: 10px;
  color: var(--text-dim);
  font-family: var(--font-mono);
  width: 80px;
  letter-spacing: 0.05em;
  flex-shrink: 0;
  text-transform: uppercase;
}

.fin-row input {
  flex: 1;
  background: var(--display-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--display-text);
  font-family: var(--font-mono);
  font-size: 12px;
  padding: 4px 8px;
  outline: none;
  transition: border-color 0.15s;
}

.fin-row input:focus { border-color: var(--amber); }

.fin-row select {
  flex: 1;
  background: var(--btn-face);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 4px 6px;
  outline: none;
  cursor: pointer;
}

/* Stats input area */
.stats-input {
  margin: 0 14px 8px;
  display: none;
}

.stats-input.visible { display: block; }

.stats-input textarea {
  width: 100%;
  background: var(--display-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--display-text);
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 8px;
  resize: none;
  height: 50px;
  outline: none;
  letter-spacing: 0.05em;
}

.stats-input textarea:focus { border-color: var(--amber); }

.stats-hint {
  font-size: 9px;
  color: var(--text-dimmer);
  font-family: var(--font-mono);
  margin-top: 3px;
  letter-spacing: 0.05em;
}

/* Programmer base selector */
.base-selector {
  margin: 0 14px 6px;
  display: none;
  gap: 4px;
}@import url('https://fonts.googleapis.com/css2?family=Share+Tech+Mono&family=Orbitron:wght@400;700;900&display=swap');

:root {
  --bg: #0f0f0f;
  --surface: #1a1a1a;
  --surface2: #222;
  --panel: #181818;
  --border: #333;
  --border-bright: #444;
  --amber: #f5a623;
  --amber-dim: #c47d0e;
  --amber-glow: rgba(245, 166, 35, 0.15);
  --amber-glow2: rgba(245, 166, 35, 0.05);
  --red: #e05555;
  --green: #5ec45e;
  --blue: #5b8dee;
  --text: #e8e0d0;
  --text-dim: #888;
  --text-dimmer: #555;
  --btn-face: #242424;
  --btn-shadow: #101010;
  --btn-highlight: #2e2e2e;
  --display-bg: #080c08;
  --display-text: #7fff7f;
  --display-dim: #3a6e3a;
  --radius: 4px;
  --radius-lg: 8px;
  --font-mono: 'Share Tech Mono', monospace;
  --font-display: 'Orbitron', monospace;
}

[data-theme="light"] {
  --bg: #d8d0c4;
  --surface: #ccc4b8;
  --surface2: #c0b8ac;
  --panel: #c8c0b4;
  --border: #a8a098;
  --border-bright: #b8b0a4;
  --amber: #c07010;
  --amber-dim: #a05808;
  --amber-glow: rgba(192, 112, 16, 0.12);
  --amber-glow2: rgba(192, 112, 16, 0.04);
  --text: #2a2420;
  --text-dim: #6a6058;
  --text-dimmer: #9a9088;
  --btn-face: #c4bca8;
  --btn-shadow: #a8a090;
  --btn-highlight: #d4ccc0;
  --display-bg: #e8f4e8;
  --display-text: #186018;
  --display-dim: #6aba6a;
}

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

html { height: 100%; }

body {
  min-height: 100vh;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  padding: 20px;
  background-image:
    repeating-linear-gradient(0deg, transparent, transparent 39px, var(--border) 39px, var(--border) 40px),
    repeating-linear-gradient(90deg, transparent, transparent 39px, var(--border) 39px, var(--border) 40px);
  background-size: 40px 40px;
  transition: background-color 0.3s;
}

.calculator {
  width: 380px;
  background: var(--surface);
  border: 2px solid var(--border-bright);
  border-radius: var(--radius-lg);
  box-shadow:
    0 0 0 1px var(--border),
    0 20px 60px rgba(0,0,0,0.6),
    inset 0 1px 0 var(--btn-highlight);
  overflow: hidden;
  animation: bootUp 0.4s ease-out;
}

@keyframes bootUp {
  from { opacity: 0; transform: scale(0.97) translateY(8px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

/* HEADER */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px 10px;
  border-bottom: 1px solid var(--border);
  background: var(--panel);
}

.header h2 {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--amber);
  text-transform: uppercase;
  text-shadow: 0 0 12px var(--amber-glow);
}

#themeToggle {
  background: var(--btn-face);
  border: 1px solid var(--border-bright);
  color: var(--text);
  width: 32px;
  height: 28px;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s;
  box-shadow: 0 2px 0 var(--btn-shadow), inset 0 1px 0 rgba(255,255,255,0.05);
}

#themeToggle:hover { background: var(--btn-highlight); }
#themeToggle:active { transform: translateY(1px); box-shadow: 0 1px 0 var(--btn-shadow); }

/* MODE SWITCH */
.mode-switch {
  padding: 8px 14px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  display: flex;
  gap: 6px;
  overflow-x: auto;
  scrollbar-width: none;
}

.mode-switch::-webkit-scrollbar { display: none; }

#modeSelect {
  display: none;
}

.mode-tabs {
  display: flex;
  gap: 4px;
  width: 100%;
}

.mode-tab {
  flex: 1;
  padding: 5px 4px;
  background: var(--btn-face);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.05em;
  cursor: pointer;
  text-align: center;
  text-transform: uppercase;
  transition: all 0.15s;
  box-shadow: 0 2px 0 var(--btn-shadow);
  user-select: none;
}

.mode-tab:hover { color: var(--text); border-color: var(--border-bright); }
.mode-tab:active { transform: translateY(1px); box-shadow: 0 1px 0 var(--btn-shadow); }

.mode-tab.active {
  background: var(--btn-face);
  border-color: var(--amber);
  color: var(--amber);
  box-shadow: 0 2px 0 var(--btn-shadow), 0 0 8px var(--amber-glow);
}

/* DISPLAY */
.display {
  background: var(--display-bg);
  margin: 12px 14px 8px;
  border-radius: var(--radius);
  padding: 12px 16px 10px;
  border: 1px solid #1a3a1a;
  box-shadow:
    inset 0 2px 8px rgba(0,0,0,0.5),
    inset 0 0 20px rgba(0,0,0,0.3),
    0 0 0 1px rgba(0,0,0,0.5);
  min-height: 80px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  align-items: flex-end;
  position: relative;
  overflow: hidden;
}

.display::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.08) 2px,
    rgba(0, 0, 0, 0.08) 4px
  );
  pointer-events: none;
}

.display-label {
  position: absolute;
  top: 8px;
  left: 12px;
  font-family: var(--font-display);
  font-size: 8px;
  letter-spacing: 0.15em;
  color: var(--display-dim);
  text-transform: uppercase;
  opacity: 0.6;
}

#previous {
  font-size: 12px;
  color: var(--display-dim);
  font-family: var(--font-mono);
  min-height: 18px;
  word-break: break-all;
  text-align: right;
  opacity: 0.8;
  letter-spacing: 0.05em;
}

#current {
  font-size: 32px;
  color: var(--display-text);
  font-family: var(--font-mono);
  letter-spacing: 0.05em;
  line-height: 1;
  text-align: right;
  word-break: break-all;
  text-shadow: 0 0 20px rgba(127, 255, 127, 0.4), 0 0 40px rgba(127, 255, 127, 0.1);
  transition: font-size 0.1s;
}

#current.long { font-size: 20px; }
#current.very-long { font-size: 14px; }

/* BASE DISPLAY */
.base-display {
  padding: 6px 14px 4px;
  display: none;
  gap: 8px;
  flex-wrap: wrap;
}

.base-display.visible { display: flex; }

.base-item {
  font-size: 10px;
  font-family: var(--font-mono);
  color: var(--text-dim);
  letter-spacing: 0.05em;
}

.base-item span {
  color: var(--amber);
  font-size: 9px;
  margin-right: 3px;
  opacity: 0.7;
}

/* STATS DISPLAY */
.stats-display {
  margin: 0 14px 8px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 8px 12px;
  display: none;
  flex-wrap: wrap;
  gap: 4px 16px;
}

.stats-display.visible { display: flex; }

.stat-item {
  font-size: 10px;
  font-family: var(--font-mono);
  color: var(--text-dim);
}

.stat-item strong {
  color: var(--amber);
  font-weight: normal;
  margin-right: 3px;
}

/* FINANCE DISPLAY */
.finance-result {
  margin: 0 14px 8px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 8px 12px;
  display: none;
}

.finance-result.visible { display: block; }

.finance-result p {
  font-size: 11px;
  font-family: var(--font-mono);
  color: var(--text-dim);
  margin-bottom: 2px;
}

.finance-result p strong { color: var(--display-text); }

/* BUTTONS */
#buttons {
  padding: 6px 14px 14px;
  display: grid;
  gap: 6px;
}

.btn {
  height: 42px;
  background: var(--btn-face);
  border: 1px solid var(--border-bright);
  border-radius: var(--radius);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.03em;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.08s, color 0.08s, transform 0.05s, box-shadow 0.05s;
  box-shadow: 0 3px 0 var(--btn-shadow), inset 0 1px 0 rgba(255,255,255,0.04);
  user-select: none;
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, rgba(255,255,255,0.06) 0%, transparent 70%);
  opacity: 0;
  transition: opacity 0.15s;
}

.btn:hover { background: var(--btn-highlight); border-color: #555; }
.btn:hover::after { opacity: 1; }

.btn:active {
  transform: translateY(2px);
  box-shadow: 0 1px 0 var(--btn-shadow), inset 0 1px 0 rgba(255,255,255,0.04);
}

/* Button variants */
.btn-op {
  color: var(--amber);
  border-color: #3a3020;
  background: #1e1c14;
}
.btn-op:hover { background: #252212; }

.btn-fn {
  color: var(--blue);
  font-size: 10px;
  letter-spacing: 0.02em;
}

.btn-clear {
  color: var(--red);
  border-color: #3a2020;
  background: #1e1414;
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 0.1em;
}
.btn-clear:hover { background: #241818; }

.btn-eq {
  background: #1a2e10;
  border-color: #3a5a20;
  color: var(--green);
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.1em;
  box-shadow: 0 3px 0 #0a1a04, 0 0 20px rgba(94, 196, 94, 0.1), inset 0 1px 0 rgba(255,255,255,0.05);
}
.btn-eq:hover { background: #1e3612; box-shadow: 0 3px 0 #0a1a04, 0 0 30px rgba(94, 196, 94, 0.2); }
.btn-eq:active { box-shadow: 0 1px 0 #0a1a04, inset 0 2px 4px rgba(0,0,0,0.3); }

.btn-mem {
  color: var(--text-dim);
  font-size: 10px;
  letter-spacing: 0.05em;
}

.btn-mode {
  background: #18141e;
  border-color: #352a42;
  color: #a070d8;
  font-size: 10px;
}

.btn-span2 { grid-column: span 2; }
.btn-span3 { grid-column: span 3; }
.btn-span4 { grid-column: span 4; }
.btn-span5 { grid-column: span 5; }

/* Ripple effect */
@keyframes ripple {
  from { transform: scale(0); opacity: 0.4; }
  to { transform: scale(2.5); opacity: 0; }
}

.ripple {
  position: absolute;
  border-radius: 50%;
  background: rgba(255,255,255,0.15);
  width: 40px;
  height: 40px;
  margin-left: -20px;
  margin-top: -20px;
  animation: ripple 0.4s linear;
  pointer-events: none;
}

/* Notification */
.notif {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--surface);
  border: 1px solid var(--amber);
  color: var(--amber);
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 8px 16px;
  border-radius: var(--radius);
  opacity: 0;
  transition: all 0.25s;
  pointer-events: none;
  z-index: 999;
  letter-spacing: 0.08em;
  box-shadow: 0 0 20px var(--amber-glow);
}

.notif.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* Finance form */
.finance-form {
  margin: 0 14px 8px;
  display: none;
  flex-direction: column;
  gap: 5px;
}

.finance-form.visible { display: flex; }

.fin-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.fin-row label {
  font-size: 10px;
  color: var(--text-dim);
  font-family: var(--font-mono);
  width: 80px;
  letter-spacing: 0.05em;
  flex-shrink: 0;
  text-transform: uppercase;
}

.fin-row input {
  flex: 1;
  background: var(--display-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--display-text);
  font-family: var(--font-mono);
  font-size: 12px;
  padding: 4px 8px;
  outline: none;
  transition: border-color 0.15s;
}

.fin-row input:focus { border-color: var(--amber); }

.fin-row select {
  flex: 1;
  background: var(--btn-face);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 4px 6px;
  outline: none;
  cursor: pointer;
}

/* Stats input area */
.stats-input {
  margin: 0 14px 8px;
  display: none;
}

.stats-input.visible { display: block; }

.stats-input textarea {
  width: 100%;
  background: var(--display-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--display-text);
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 8px;
  resize: none;
  height: 50px;
  outline: none;
  letter-spacing: 0.05em;
}

.stats-input textarea:focus { border-color: var(--amber); }

.stats-hint {
  font-size: 9px;
  color: var(--text-dimmer);
  font-family: var(--font-mono);
  margin-top: 3px;
  letter-spacing: 0.05em;
}

/* Programmer base selector */
.base-selector {
  margin: 0 14px 6px;
  display: none;
  gap: 4px;
}

.base-selector.visible { display: flex; }

.base-btn {
  flex: 1;
  padding: 5px;
  background: var(--btn-face);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 10px;
  cursor: pointer;
  text-align: center;
  transition: all 0.12s;
  letter-spacing: 0.05em;
}

.base-btn.active { border-color: var(--amber); color: var(--amber); }
.base-btn:hover { color: var(--text); }

/* Scrollbar */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }


.base-selector.visible { display: flex; }

.base-btn {
  flex: 1;
  padding: 5px;
  background: var(--btn-face);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 10px;
  cursor: pointer;
  text-align: center;
  transition: all 0.12s;
  letter-spacing: 0.05em;
}

.base-btn.active { border-color: var(--amber); color: var(--amber); }
.base-btn:hover { color: var(--text); }

/* Scrollbar */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }