/* ==============================================
   VARIABLES & DESIGN TOKENS
   ============================================== */
:root {
  --bg-deep: #050508;
  --bg-surface: #0c0d14;
  --bg-surface-hover: #121420;
  --border-neon: #1a1e30;
  --neon-cyan: #00f3ff;
  --neon-cyan-glow: rgba(0, 243, 255, 0.35);
  --neon-cyan-dim: rgba(0, 243, 255, 0.1);
  --neon-green: #39ff14;
  --neon-green-glow: rgba(57, 255, 20, 0.35);
  --neon-green-dim: rgba(57, 255, 20, 0.1);
  --neon-amber: #ffaa00;
  --neon-amber-glow: rgba(255, 170, 0, 0.35);
  --neon-amber-dim: rgba(255, 170, 0, 0.1);
  --neon-red: #ff003c;
  --neon-red-glow: rgba(255, 0, 60, 0.45);
  --neon-red-dim: rgba(255, 0, 60, 0.15);
  --neon-text: #f0f2f5;
  --neon-text-dim: #70798c;
  --font-mono: 'Share Tech Mono', monospace;
  --font-display: 'Orbitron', sans-serif;
  --border-radius: 4px;
}

/* ==============================================
   BASE SYSTEM STYLES
   ============================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background-color: var(--bg-deep);
  color: var(--neon-text);
  font-family: var(--font-mono);
  font-size: 14px;
  height: 100vh;
  overflow: hidden;
  position: relative;
  transition: border-color 0.3s ease;
}

body::after {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
  z-index: 9999;
  border: 0px solid transparent;
  box-shadow: none;
  transition: all 0.5s ease;
}

body.critical-alert-active::after {
  border: 3px solid var(--neon-red);
  box-shadow: inset 0 0 25px rgba(255, 0, 60, 0.45);
  animation: critical-screen-pulse 2s infinite ease-in-out;
}

input, select, button {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  background: transparent;
  border: none;
  outline: none;
}

/* ==============================================
   LAYOUT & CONTAINER
   ============================================== */
.app-container {
  display: flex;
  flex-direction: column;
  width: 100vw;
  height: 100vh;
  padding: 1rem;
  max-width: 1600px;
  margin: 0 auto;
}

/* ==============================================
   HEADER COMPONENT
   ============================================== */
.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid var(--border-neon);
  box-shadow: 0 4px 10px -5px rgba(0, 243, 255, 0.1);
  margin-bottom: 0.75rem;
}

.logo-container {
  display: flex;
  flex-direction: column;
}

.logo-title-row {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.header-icon {
  width: 28px;
  height: 28px;
  filter: drop-shadow(0 0 5px var(--neon-cyan-glow));
}

.glitch-text {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.5rem;
  color: var(--neon-cyan);
  text-shadow: 0 0 8px var(--neon-cyan-glow);
  letter-spacing: 2px;
}

.system-status {
  font-size: 0.75rem;
  color: var(--neon-text-dim);
  margin-top: 2px;
}

.status-safe {
  color: var(--neon-green);
  text-shadow: 0 0 5px var(--neon-green-glow);
  font-weight: bold;
}

.status-warning {
  color: var(--neon-amber);
  text-shadow: 0 0 5px var(--neon-amber-glow);
  font-weight: bold;
}

.status-critical {
  color: var(--neon-red);
  text-shadow: 0 0 5px var(--neon-red-glow);
  font-weight: bold;
  animation: text-pulse 1s infinite alternate;
}

.stats-panel {
  display: flex;
  gap: 1rem;
}

.stat-box {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-neon);
  padding: 0.4rem 0.8rem;
  border-radius: var(--border-radius);
  display: flex;
  flex-direction: column;
  min-width: 110px;
  align-items: flex-end;
}

.stat-label {
  font-size: 0.65rem;
  color: var(--neon-text-dim);
  letter-spacing: 1px;
}

.stat-value {
  font-family: var(--font-display);
  font-weight: bold;
  font-size: 1.1rem;
}

.text-safe {
  color: var(--neon-green);
  text-shadow: 0 0 5px var(--neon-green-glow);
}

.text-warning {
  color: var(--neon-amber);
  text-shadow: 0 0 5px var(--neon-amber-glow);
}

.text-critical {
  color: var(--neon-red);
  text-shadow: 0 0 5px var(--neon-red-glow);
}

/* ==============================================
   CONSOLE SECTION (ADD DECK)
   ============================================== */
.console-section {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-neon);
  padding: 0.75rem 1rem;
  border-radius: var(--border-radius);
  margin-bottom: 0.75rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--neon-cyan);
  text-shadow: 0 0 5px var(--neon-cyan-glow);
  letter-spacing: 1px;
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
}

.add-form {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.input-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: flex-end;
}

.input-group {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  flex: 1;
  min-width: 140px;
}

.input-group.submit-group {
  flex: 0 0 auto;
  min-width: auto;
}

.input-group label {
  font-size: 0.7rem;
  color: var(--neon-text-dim);
  letter-spacing: 1px;
}

.input-group input[type="text"],
.input-group select,
.input-group input[type="datetime-local"] {
  width: 100%;
  background-color: var(--bg-deep);
  border: 1px solid var(--border-neon);
  color: var(--neon-text);
  padding: 0.4rem 0.6rem;
  border-radius: var(--border-radius);
  transition: all 0.3s ease;
  height: 34px;
}

.input-group input[type="text"]:focus,
.input-group select:focus,
.input-group input[type="datetime-local"]:focus {
  border-color: var(--neon-cyan);
  box-shadow: 0 0 8px var(--neon-cyan-dim);
}

.input-group select option {
  background-color: var(--bg-surface);
  color: var(--neon-text);
}

.balance-input-wrapper {
  display: flex;
  position: relative;
  width: 100%;
}

.balance-input-wrapper input {
  padding-right: 130px !important;
}

.quick-presets {
  position: absolute;
  right: 4px;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  gap: 3px;
  align-items: center;
}

.preset-btn {
  background-color: var(--border-neon);
  border: 1px solid rgba(0, 243, 255, 0.1);
  color: var(--neon-text-dim);
  font-size: 0.65rem;
  padding: 2px 4px;
  border-radius: 2px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.preset-btn:hover {
  color: var(--neon-cyan);
  border-color: var(--neon-cyan);
  background-color: var(--neon-cyan-dim);
}

.preset-btn.active {
  color: var(--neon-cyan);
  border-color: var(--neon-cyan);
  background-color: var(--neon-cyan-dim);
  box-shadow: 0 0 4px var(--neon-cyan-glow);
}

.error-msg {
  color: var(--neon-red);
  text-shadow: 0 0 5px var(--neon-red-glow);
  font-size: 0.75rem;
  margin-top: 0.25rem;
}

.hidden {
  display: none !important;
}

/* ==============================================
   CYBER BUTTON SYSTEM
   ============================================== */
.cyber-btn {
  position: relative;
  padding: 0.4rem 1.2rem;
  background-color: var(--neon-cyan-dim);
  border: 1px solid var(--neon-cyan);
  color: var(--neon-cyan);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 1px;
  border-radius: var(--border-radius);
  cursor: pointer;
  overflow: hidden;
  transition: all 0.3s ease;
  box-shadow: 0 0 5px var(--neon-cyan-glow);
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.cyber-btn:hover {
  background-color: var(--neon-cyan);
  color: var(--bg-deep);
  box-shadow: 0 0 15px var(--neon-cyan);
  text-shadow: none;
}

.cyber-btn:active {
  transform: scale(0.98);
}


.debug-rnd-btn {
  background-color: transparent;
  border-style: dashed;
  border-color: var(--neon-text-dim);
  color: var(--neon-text-dim);
  padding: 0.4rem 0.5rem;
  box-shadow: none;
}
.cyber-btn.debug-rnd-btn:hover {
  background-color: transparent;
  border-color: var(--neon-cyan);
  color: var(--neon-cyan);
  box-shadow: 0 0 5px var(--neon-cyan-dim);
}

/* ==============================================
   DECKS MONITORING BOARD
   ============================================== */
.decks-section {
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-neon);
  border-radius: var(--border-radius);
  padding: 0.75rem 1rem;
  min-height: 0;
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.header-controls {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.sort-controls {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  color: var(--neon-text-dim);
}

.cyber-select {
  background-color: var(--bg-deep);
  border: 1px solid var(--border-neon);
  color: var(--neon-text);
  padding: 0.2rem 0.5rem;
  border-radius: 3px;
  font-family: inherit;
  font-size: 0.75rem;
  cursor: pointer;
  transition: all 0.3s ease;
}

.cyber-select:focus {
  border-color: var(--neon-cyan);
  box-shadow: 0 0 5px var(--neon-cyan-dim);
}

.icon-btn {
  padding: 0.2rem 0.5rem;
  font-size: 0.75rem;
  height: auto;
  min-width: 60px;
}

.decks-list-header {
  display: grid;
  grid-template-columns: 200px 90px 180px 1fr minmax(180px, max-content);
  gap: 1rem;
  padding: 0.5rem;
  border-bottom: 1px solid var(--border-neon);
  color: var(--neon-text-dim);
  font-size: 0.7rem;
  letter-spacing: 1px;
  font-weight: bold;
}

.accounts-list {
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  flex-grow: 1;
  margin-top: 0.25rem;
  padding-right: 0.25rem;
}

/* ==============================================
   DECK ROW COMPONENT
   ============================================== */
.deck-row {
  display: grid;
  grid-template-columns: 200px 90px 180px 1fr minmax(180px, max-content);
  gap: 1rem;
  align-items: center;
  padding: 0.6rem 0.5rem;
  border-bottom: 1px solid var(--border-neon);
  transition: all 0.3s ease;
  background-color: transparent;
}

.deck-row:hover {
  background-color: var(--bg-surface-hover);
  border-bottom-color: var(--neon-cyan-glow);
}

.glow-operated-effect {
  animation: row-operate-glow 0.8s ease-out;
}

.deck-identity {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.status-light {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
  transition: all 0.3s ease;
}

.status-light.safe {
  background-color: var(--neon-green);
  box-shadow: 0 0 6px var(--neon-green);
}

.status-light.warning {
  background-color: var(--neon-amber);
  box-shadow: 0 0 6px var(--neon-amber);
}

.status-light.critical {
  background-color: var(--neon-red);
  box-shadow: 0 0 8px var(--neon-red);
  animation: pulse-light 1s infinite alternate;
}

.status-light.expired {
  background-color: var(--neon-text-dim);
  box-shadow: none;
}

.deck-meta {
  display: flex;
  flex-direction: column;
}

.deck-id {
  font-family: var(--font-display);
  font-weight: bold;
  color: var(--neon-text);
  font-size: 0.9rem;
}

.deck-platform {
  font-size: 0.65rem;
  color: var(--neon-text-dim);
  text-transform: uppercase;
  margin-top: 1px;
}

.deck-balance {
  font-family: var(--font-display);
  font-weight: bold;
  color: var(--neon-cyan);
  text-shadow: 0 0 4px var(--neon-cyan-glow);
}

.deck-last-op {
  display: flex;
  flex-direction: column;
}

.date-text {
  font-size: 0.8rem;
  color: var(--neon-text);
}

.relative-text {
  font-size: 0.65rem;
  color: var(--neon-text-dim);
  margin-top: 2px;
}

.deck-progress-container {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  width: 100%;
}

.countdown-timer-bar {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  font-size: 0.75rem;
}

.countdown-values {
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.time-val {
  font-family: var(--font-mono);
  font-weight: 700;
  letter-spacing: 0.5px;
  font-size: 0.85rem;
}

.expiration-date-val {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--neon-text-dim);
  font-weight: 400;
  letter-spacing: 0.3px;
}

.time-val.safe {
  color: var(--neon-cyan);
}

.time-val.warning {
  color: var(--neon-amber);
}

.time-val.critical {
  color: var(--neon-red);
  animation: text-pulse 1.2s infinite alternate;
}

.time-val.expired {
  color: var(--neon-text-dim);
}

.pct-val {
  font-size: 0.7rem;
  color: var(--neon-text-dim);
}

.progress-bar-bg {
  width: 100%;
  height: 6px;
  background-color: var(--bg-deep);
  border: 1px solid var(--border-neon);
  border-radius: 3px;
  overflow: hidden;
  position: relative;
}

.progress-bar-fill {
  height: 100%;
  width: 100%;
  transform-origin: left;
  transition: width 0.5s ease-out, background-color 0.5s ease;
}

.progress-bar-fill.safe {
  background: linear-gradient(90deg, #00bfff, var(--neon-cyan));
  box-shadow: 0 0 6px var(--neon-cyan-glow);
}

.progress-bar-fill.warning {
  background: linear-gradient(90deg, #d48800, var(--neon-amber));
  box-shadow: 0 0 6px var(--neon-amber-glow);
}

.progress-bar-fill.critical {
  background: linear-gradient(90deg, #cc0033, var(--neon-red));
  box-shadow: 0 0 8px var(--neon-red-glow);
}

.progress-bar-fill.expired {
  background-color: var(--border-neon);
  box-shadow: none;
}

.deck-actions {
  display: flex;
  gap: 0.5rem;
  justify-content: flex-end;
  align-items: center;
}

/* ==============================================
   SPLIT BUTTON GROUP (OPERATE ▾)
   ============================================== */
.btn-op-group {
  position: relative;
  display: inline-flex;
  align-items: stretch;
  height: 28px;
}

.btn-op {
  padding: 0.3rem 0.6rem;
  font-size: 0.7rem;
  font-weight: 700;
  font-family: var(--font-display);
  background-color: var(--neon-green-dim);
  border: 1px solid var(--neon-green);
  color: var(--neon-green);
  box-shadow: 0 0 4px var(--neon-green-glow);
  cursor: pointer;
  border-radius: 3px 0 0 3px;
  transition: all 0.2s ease;
  height: 28px;
  display: inline-flex;
  align-items: center;
}

.btn-op:hover {
  background-color: var(--neon-green);
  color: var(--bg-deep);
  box-shadow: 0 0 10px var(--neon-green);
}

.btn-op:active {
  transform: scale(0.96);
}

.btn-op-chevron {
  padding: 0 0.35rem;
  font-size: 0.6rem;
  font-weight: 700;
  font-family: var(--font-display);
  background-color: var(--neon-green-dim);
  border: 1px solid var(--neon-green);
  border-left: 1px solid rgba(57, 255, 20, 0.3);
  color: var(--neon-green);
  box-shadow: 0 0 4px var(--neon-green-glow);
  cursor: pointer;
  border-radius: 0 3px 3px 0;
  transition: all 0.2s ease;
  height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn-op-chevron:hover {
  background-color: var(--neon-green);
  color: var(--bg-deep);
  box-shadow: 0 0 10px var(--neon-green);
}

.btn-op-chevron:active {
  transform: scale(0.96);
}

/* ==============================================
   OPERATE DROPDOWN POPOVER
   ============================================== */
.op-dropdown {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  min-width: 190px;
  background-color: var(--bg-surface);
  border: 1px solid var(--neon-green);
  border-radius: var(--border-radius);
  box-shadow: 0 0 15px var(--neon-green-glow), 0 8px 24px rgba(0, 0, 0, 0.5);
  z-index: 1000;
  overflow: hidden;
  animation: dropdown-enter 0.15s ease-out;
}

.op-dropdown.open-upwards {
  top: auto;
  bottom: calc(100% + 6px);
  animation: dropdown-enter-upwards 0.15s ease-out;
}

.op-dropdown.hidden {
  display: none !important;
}

.op-dropdown-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  width: 100%;
  padding: 0.5rem 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--neon-text);
  cursor: pointer;
  transition: all 0.15s ease;
  border: none;
  background: transparent;
  text-align: left;
}

.op-dropdown-item:hover {
  background-color: var(--neon-green-dim);
  color: var(--neon-green);
}

.op-dropdown-item + .op-dropdown-item {
  border-top: 1px solid var(--border-neon);
}

.op-dropdown-icon {
  font-size: 0.85rem;
  flex-shrink: 0;
  width: 1.1rem;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
}

.op-dropdown-icon svg {
  width: 0.9rem;
  height: 0.9rem;
  fill: currentColor;
}

@keyframes dropdown-enter {
  0% {
    opacity: 0;
    transform: translateY(-8px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes dropdown-enter-upwards {
  0% {
    opacity: 0;
    transform: translateY(8px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ==============================================
   DATE PICKER POPOVER
   ============================================== */
.op-date-popover {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  min-width: 260px;
  background-color: var(--bg-surface);
  border: 1px solid var(--neon-green);
  border-radius: var(--border-radius);
  box-shadow: 0 0 15px var(--neon-green-glow), 0 8px 24px rgba(0, 0, 0, 0.5);
  z-index: 1001;
  padding: 0.75rem;
  animation: dropdown-enter 0.15s ease-out;
}

.op-date-popover.open-upwards {
  top: auto;
  bottom: calc(100% + 6px);
  animation: dropdown-enter-upwards 0.15s ease-out;
}

.op-date-popover.hidden {
  display: none !important;
}

.op-date-popover-title {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--neon-green);
  text-shadow: 0 0 5px var(--neon-green-glow);
  letter-spacing: 1px;
  margin-bottom: 0.5rem;
}

.op-date-popover input[type="datetime-local"] {
  width: 100%;
  background-color: var(--bg-deep);
  border: 1px solid var(--border-neon);
  color: var(--neon-text);
  padding: 0.4rem 0.6rem;
  border-radius: var(--border-radius);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  transition: all 0.3s ease;
  height: 34px;
  color-scheme: dark;
  accent-color: var(--neon-green);
}

.op-date-popover input[type="datetime-local"]::-webkit-calendar-picker-indicator {
  cursor: pointer;
  filter: invert(0.8) sepia(1) saturate(20) hue-rotate(70deg) brightness(2.5) contrast(1.2);
}

.op-date-popover input[type="datetime-local"]:focus {
  border-color: var(--neon-green);
  box-shadow: 0 0 8px var(--neon-green-dim);
}

.op-date-popover-error {
  color: var(--neon-red);
  text-shadow: 0 0 5px var(--neon-red-glow);
  font-size: 0.7rem;
  margin-top: 0.35rem;
  min-height: 1rem;
}

.op-date-popover-actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.op-date-btn-confirm {
  padding: 0.3rem 0.7rem;
  font-size: 0.7rem;
  font-weight: 700;
  font-family: var(--font-display);
  background-color: var(--neon-green-dim);
  border: 1px solid var(--neon-green);
  color: var(--neon-green);
  box-shadow: 0 0 4px var(--neon-green-glow);
  cursor: pointer;
  border-radius: 3px;
  transition: all 0.2s ease;
  height: 28px;
  display: inline-flex;
  align-items: center;
}

.op-date-btn-confirm:hover {
  background-color: var(--neon-green);
  color: var(--bg-deep);
  box-shadow: 0 0 10px var(--neon-green);
}

.op-date-btn-cancel {
  padding: 0.3rem 0.7rem;
  font-size: 0.7rem;
  font-weight: 700;
  font-family: var(--font-display);
  background-color: transparent;
  border: 1px solid var(--neon-text-dim);
  color: var(--neon-text-dim);
  cursor: pointer;
  border-radius: 3px;
  transition: all 0.2s ease;
  height: 28px;
  display: inline-flex;
  align-items: center;
  box-shadow: none;
}

.op-date-btn-cancel:hover {
  background-color: var(--neon-text-dim);
  color: var(--bg-deep);
  box-shadow: 0 0 10px var(--neon-text-dim);
}

/* ==============================================
   ORIGINAL ACTION BUTTONS (DELETE, DEBUG)
   ============================================== */
.btn-delete {
  padding: 0.3rem 0.5rem;
  font-size: 0.7rem;
  font-weight: bold;
  font-family: var(--font-display);
  background-color: var(--neon-red-dim);
  border: 1px solid var(--neon-red);
  color: var(--neon-red);
  box-shadow: 0 0 3px var(--neon-red-glow);
  cursor: pointer;
  border-radius: 3px;
  transition: all 0.2s ease;
  height: 28px;
  display: inline-flex;
  align-items: center;
}

.btn-delete:hover {
  background-color: var(--neon-red);
  color: var(--bg-deep);
  box-shadow: 0 0 8px var(--neon-red);
}

.btn-delete:active {
  transform: scale(0.96);
}

.debug-small-btn {
  background-color: transparent;
  border: 1px dashed var(--neon-text-dim);
  color: var(--neon-text-dim);
  padding: 0.2rem 0.5rem;
  border-radius: 3px;
  cursor: pointer;
  transition: all 0.2s ease;
  font-family: var(--font-display);
  font-weight: bold;
  height: 28px;
  display: inline-flex;
  align-items: center;
}
.debug-small-btn:hover {
  border-color: var(--neon-cyan);
  color: var(--neon-cyan);
  background-color: var(--neon-cyan-dim);
}

/* ==============================================
   EMPTY STATE COMPONENT
   ============================================== */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex-grow: 1;
  padding: 3rem;
  text-align: center;
}

.empty-glow-icon {
  font-size: 2.5rem;
  color: var(--neon-text-dim);
  margin-bottom: 1rem;
  text-shadow: 0 0 10px rgba(112, 121, 140, 0.2);
  animation: pulse-light 2s infinite alternate;
}

.empty-text {
  font-family: var(--font-display);
  font-weight: bold;
  color: var(--neon-text);
  font-size: 0.95rem;
  letter-spacing: 1px;
  margin-bottom: 0.4rem;
}

.empty-subtext {
  font-size: 0.75rem;
  color: var(--neon-text-dim);
}

/* ==============================================
   FOOTER COMPONENT
   ============================================== */
.app-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 0.75rem;
  padding-top: 0.6rem;
  border-top: 1px solid var(--border-neon);
  font-size: 0.7rem;
  color: var(--neon-text-dim);
  letter-spacing: 0.5px;
}

.footer-left {
  display: flex;
  gap: 0.8rem;
  align-items: center;
}

.divider {
  color: var(--border-neon);
}

/* ==============================================
   CUSTOM MODAL
   ============================================== */
.cyber-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(5, 5, 8, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  backdrop-filter: blur(4px);
}

.cyber-modal.hidden {
  display: none !important;
}

.cyber-modal-content {
  background-color: var(--bg-surface);
  border: 2px solid var(--neon-red);
  padding: 1.5rem 2rem;
  border-radius: var(--border-radius);
  box-shadow: 0 0 20px var(--neon-red-glow);
  text-align: center;
  max-width: 400px;
  width: 90%;
  animation: modal-enter 0.3s ease-out;
}

@keyframes modal-enter {
  0% { transform: scale(0.9); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}

.cyber-modal-title {
  font-family: var(--font-display);
  color: var(--neon-red);
  margin-bottom: 1rem;
  font-size: 1.2rem;
  letter-spacing: 2px;
  text-shadow: 0 0 5px var(--neon-red-glow);
}

.cyber-modal-text {
  color: var(--neon-text);
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
}

.cyber-modal-actions {
  display: flex;
  justify-content: center;
  gap: 1rem;
}

.danger-btn {
  background-color: var(--neon-red-dim);
  border-color: var(--neon-red);
  color: var(--neon-red);
  box-shadow: 0 0 5px var(--neon-red-glow);
}

.danger-btn:hover {
  background-color: var(--neon-red);
  color: var(--bg-deep);
  box-shadow: 0 0 15px var(--neon-red);
}

.secondary-btn {
  background-color: transparent;
  border-color: var(--neon-text-dim);
  color: var(--neon-text-dim);
  box-shadow: none;
}

.secondary-btn:hover {
  background-color: var(--neon-text-dim);
  color: var(--bg-deep);
  box-shadow: 0 0 10px var(--neon-text-dim);
}

/* ==============================================
   SETTINGS BUTTON (FOOTER)
   ============================================== */
.footer-right {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.footer-divider {
  color: var(--border-neon);
}

.settings-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px solid var(--neon-text-dim);
  border-radius: var(--border-radius);
  color: var(--neon-text-dim);
  padding: 3px 5px;
  cursor: pointer;
  transition: all 0.25s ease;
}

.settings-btn:hover {
  color: var(--neon-cyan);
  border-color: var(--neon-cyan);
  box-shadow: 0 0 8px var(--neon-cyan-glow);
}


.theme-switch {
  position: relative;
  display: flex;
  align-items: center;
  border: 1px solid var(--neon-text-dim);
  border-radius: var(--border-radius);
  padding: 2px;
  background: transparent;
  cursor: pointer;
  transition: border-color 0.25s ease;
}

.theme-switch:hover {
  border-color: var(--neon-cyan);
}

.theme-switch-indicator {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 20px;
  height: 18px;
  background-color: var(--neon-cyan-glow);
  border: 1px solid var(--neon-cyan);
  border-radius: calc(var(--border-radius) - 1px);
  transform: translateX(20px);
  transition: transform 0.25s ease;
  pointer-events: none;
}

html[data-theme="light"] .theme-switch-indicator {
  transform: translateX(0);
}

.theme-switch-icon {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 18px;
  color: var(--neon-text-dim);
  pointer-events: none;
}

.theme-switch-icon-dark {
  color: var(--neon-cyan);
}

html[data-theme="light"] .theme-switch-icon-light {
  color: var(--neon-cyan);
}

html[data-theme="light"] .theme-switch-icon-dark {
  color: var(--neon-text-dim);
}

/* ==============================================
   SETTINGS MODAL
   ============================================== */
.settings-modal-content {
  border-color: var(--neon-cyan);
  box-shadow: 0 0 20px var(--neon-cyan-glow);
  max-width: 420px;
  text-align: left;
}

.settings-title {
  color: var(--neon-cyan);
  text-shadow: 0 0 5px var(--neon-cyan-glow);
  text-align: center;
  margin-bottom: 1.25rem;
}

.settings-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 1rem;
}

.settings-group {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.settings-label {
  font-size: 0.7rem;
  color: var(--neon-text-dim);
  letter-spacing: 1px;
}

.settings-number-wrapper {
  display: flex;
  align-items: center;
  background-color: var(--bg-deep);
  border: 1px solid var(--border-neon);
  border-radius: var(--border-radius);
  overflow: hidden;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
  height: 36px;
}

.settings-number-wrapper:focus-within {
  border-color: var(--neon-cyan);
  box-shadow: 0 0 6px var(--neon-cyan-glow);
}

.settings-input {
  background: transparent;
  border: none;
  color: var(--neon-text);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  padding: 0.5rem 0.7rem;
  outline: none;
  flex: 1;
  width: 100%;
  height: 100%;
}


.settings-input::-webkit-inner-spin-button,
.settings-input::-webkit-outer-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.settings-input[type=number] {
  appearance: textfield;
}

.settings-spin-buttons {
  display: flex;
  flex-direction: column;
  border-left: 1px solid var(--border-neon);
  height: 100%;
}

.spin-btn {
  background: transparent;
  border: none;
  color: var(--neon-text-dim);
  font-size: 0.55rem;
  width: 24px;
  height: 17px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
  padding: 0;
}

.spin-btn:hover {
  color: var(--neon-cyan);
  background-color: var(--bg-surface-hover);
  text-shadow: 0 0 4px var(--neon-cyan-glow);
}

.spin-btn:active {
  background-color: var(--neon-cyan-dim);
}

.spin-btn.spin-up {
  border-bottom: 1px solid var(--border-neon);
}

.settings-divider {
  height: 1px;
  background-color: var(--border-neon);
  margin: 0.25rem 0;
}


.settings-actions {
  justify-content: space-between;
}

.reset-btn {
  background-color: transparent;
  border-color: var(--neon-amber);
  color: var(--neon-amber);
  box-shadow: none;
  font-size: 0.7rem;
}

.reset-btn:hover {
  background-color: var(--neon-amber);
  color: var(--bg-deep);
  box-shadow: 0 0 10px var(--neon-amber-glow);
}

/* ==============================================
   LIGHT THEME OVERRIDES
   ============================================== */
html[data-theme="light"] {
  color-scheme: light;
  --bg-deep: #f3f4f6;
  --bg-surface: #ffffff;
  --bg-surface-hover: #eef1f6;
  --border-neon: #cbd5e1;

  --neon-cyan: #007c8f;
  --neon-cyan-glow: rgba(0, 124, 143, 0.25);
  --neon-cyan-dim: rgba(0, 124, 143, 0.08);

  --neon-green: #11822c;
  --neon-green-glow: rgba(17, 130, 44, 0.25);
  --neon-green-dim: rgba(17, 130, 44, 0.08);

  --neon-amber: #b25b00;
  --neon-amber-glow: rgba(178, 91, 0, 0.25);
  --neon-amber-dim: rgba(178, 91, 0, 0.08);

  --neon-red: #c90035;
  --neon-red-glow: rgba(201, 0, 53, 0.25);
  --neon-red-dim: rgba(201, 0, 53, 0.08);

  --neon-text: #0f172a;
  --neon-text-dim: #475569;
}

html[data-theme="light"] .cyber-modal {
  background-color: rgba(243, 244, 247, 0.85);
}

html[data-theme="light"] .preset-btn {
  border: 1px solid var(--neon-cyan-dim);
}

html[data-theme="light"] .empty-glow-icon {
  text-shadow: 0 0 10px var(--neon-cyan-glow);
}

html[data-theme="light"] .logo-title-row img {
  filter: drop-shadow(0 0 4px var(--neon-cyan-glow)) brightness(0.85);
}

html[data-theme="light"] .op-dropdown,
html[data-theme="light"] .op-date-popover {
  box-shadow: 0 0 15px var(--neon-green-glow), 0 8px 24px rgba(15, 23, 42, 0.12);
}

html[data-theme="light"] .btn-op-chevron {
  border-left: 1px solid var(--neon-green-glow);
}

html[data-theme="light"] input[type="datetime-local"] {
  color-scheme: light;
}

html[data-theme="light"] .op-date-popover input[type="datetime-local"]::-webkit-calendar-picker-indicator {
  filter: invert(0.3) sepia(1) saturate(5) hue-rotate(90deg) brightness(0.8);
}

html[data-theme="light"] .app-container {
  box-shadow: 0 0 30px rgba(0, 124, 143, 0.05), inset 0 0 20px rgba(0, 124, 143, 0.02);
}


.author-link {
  font-weight: bold;
  text-decoration: none;
  color: inherit;
  transition: color 0.3s ease, text-shadow 0.3s ease;
}

.author-link:hover {
  color: var(--neon-cyan);
  text-shadow: 0 0 8px var(--neon-cyan-glow);
}

.neon-heart {
  color: var(--neon-cyan);
  text-shadow: 0 0 5px var(--neon-cyan-glow);
}

/* ==============================================
   VIEW TRANSITION THEME SWITCH
   ============================================== */
::view-transition-old(root),
::view-transition-new(root) {
  animation: none;
  mix-blend-mode: normal;
}

::view-transition-old(root) {
  z-index: 1;
}

::view-transition-new(root) {
  z-index: 9999;
  clip-path: circle(0px at var(--theme-toggle-x, 50%) var(--theme-toggle-y, 50%));
}

/* ==============================================
   ANIMATIONS & MEDIA QUERIES
   ============================================== */
@keyframes critical-screen-pulse {
  0% {
    border-color: rgba(255, 0, 60, 0.4);
    box-shadow: inset 0 0 20px rgba(255, 0, 60, 0.3);
  }
  50% {
    border-color: rgba(255, 0, 60, 1);
    box-shadow: inset 0 0 35px rgba(255, 0, 60, 0.6);
  }
  100% {
    border-color: rgba(255, 0, 60, 0.4);
    box-shadow: inset 0 0 20px rgba(255, 0, 60, 0.3);
  }
}

@keyframes text-pulse {
  0% {
    opacity: 0.6;
    text-shadow: 0 0 3px var(--neon-red-glow);
  }
  100% {
    opacity: 1;
    text-shadow: 0 0 10px var(--neon-red);
  }
}

@keyframes pulse-light {
  0% {
    opacity: 0.5;
  }
  100% {
    opacity: 1;
  }
}

@keyframes row-operate-glow {
  0% {
    box-shadow: 0 0 0px transparent;
    background-color: var(--bg-surface-hover);
  }
  30% {
    box-shadow: 0 0 15px var(--neon-green-glow);
    background-color: var(--neon-green-dim);
  }
  100% {
    box-shadow: 0 0 0px transparent;
    background-color: transparent;
  }
}

@media (max-width: 1024px) {
  body {
    overflow-y: auto;
    height: auto;
  }

  .app-container {
    height: auto;
    min-height: 100vh;
  }

  .decks-list-header {
    display: none;
  }

  .deck-row {
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
    padding: 1rem;
    border: 1px solid var(--border-neon);
    border-radius: var(--border-radius);
    margin-bottom: 0.5rem;
  }

  .deck-identity {
    grid-column: 1 / span 2;
  }

  .deck-progress-container {
    grid-column: 1 / span 2;
    margin: 0.5rem 0;
  }

  .deck-actions {
    grid-column: 1 / span 2;
    justify-content: flex-start;
  }
}

@media (max-width: 768px) {
  .app-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }

  .stats-panel {
    width: 100%;
    overflow-x: auto;
    padding-bottom: 0.25rem;
  }

  .stat-box {
    flex: 1;
    min-width: 90px;
  }

  .input-row {
    flex-direction: column;
    align-items: stretch;
    gap: 0.75rem;
  }

  .input-group.submit-group {
    margin-top: 0.25rem;
  }

  .cyber-btn {
    width: 100%;
  }
}