/* ==========================================================================
   CipherVision: The Image Hacker - Reusable UI Components
   Buttons, cards, modals, badges, sliders, switches, tables & splash UI
   ========================================================================== */

/* --------------------------------------------------------------------------
   Buttons & Interactive Elements
   -------------------------------------------------------------------------- */
.cyber-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: rgba(0, 240, 255, 0.1);
  border: 1px solid var(--accent-cyan);
  color: #ffffff;
  font-family: var(--font-title);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  padding: 12px 24px;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.1, 0.9, 0.2, 1);
  box-shadow: 0 0 15px rgba(0, 240, 255, 0.2);
  text-decoration: none;
  overflow: hidden;
}

.cyber-btn:hover {
  background: var(--accent-cyan);
  color: #040810;
  box-shadow: 0 0 25px rgba(0, 240, 255, 0.6);
  transform: translateY(-2px);
}

.cyber-btn:active {
  transform: translateY(1px);
}

.cyber-btn-primary {
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.25) 0%, rgba(0, 255, 127, 0.25) 100%);
  border-color: var(--accent-cyan);
}

.cyber-btn-success {
  background: rgba(0, 255, 127, 0.15);
  border-color: var(--accent-green);
  color: #ffffff;
}
.cyber-btn-success:hover {
  background: var(--accent-green);
  color: #000;
  box-shadow: 0 0 20px rgba(0, 255, 127, 0.6);
}

.cyber-btn-danger {
  background: rgba(255, 51, 68, 0.15);
  border-color: var(--accent-red);
  color: #ffffff;
}
.cyber-btn-danger:hover {
  background: var(--accent-red);
  color: #fff;
  box-shadow: 0 0 20px rgba(255, 51, 68, 0.6);
}

.cyber-btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.2);
  color: var(--text-dim);
}
.cyber-btn-secondary:hover {
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
  border-color: #fff;
}

.util-btn {
  background: rgba(0, 240, 255, 0.08);
  border: 1px solid var(--border-cyan);
  color: var(--accent-cyan);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.util-btn:hover {
  background: rgba(0, 240, 255, 0.25);
  box-shadow: 0 0 10px rgba(0, 240, 255, 0.4);
  color: #fff;
}

.hud-circle-btn {
  width: 36px;
  height: 36px;
  border-radius: 4px;
  background: rgba(10, 16, 24, 0.88);
  border: 1px solid var(--border-cyan);
  color: var(--accent-cyan);
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
  backdrop-filter: blur(4px);
  padding: 0;
  line-height: 1;
}

#btnZoomReset {
  font-size: 0.8rem;
  letter-spacing: -0.5px;
}

.hud-circle-btn:hover {
  background: rgba(0, 240, 255, 0.25);
  box-shadow: 0 0 12px rgba(0, 240, 255, 0.5);
  transform: scale(1.05);
}

/* --------------------------------------------------------------------------
   Cards & Panels
   -------------------------------------------------------------------------- */
.cyber-card {
  background: var(--bg-panel);
  border: 1px solid var(--border-cyan);
  box-shadow: var(--panel-shadow), 0 0 15px rgba(0, 240, 255, 0.1);
  border-radius: 6px;
  padding: 24px;
  backdrop-filter: blur(12px);
  position: relative;
  overflow: hidden;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.cyber-card:hover {
  border-color: rgba(0, 240, 255, 0.5);
}

.stat-card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  background: #0b111a;
  border: 1px solid rgba(0, 240, 255, 0.18);
  border-radius: 6px;
  padding: 16px 20px;
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 1.5px;
  color: var(--text-dim);
}

.stat-val {
  font-family: var(--font-title);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--accent-cyan);
  text-shadow: 0 0 10px rgba(0, 240, 255, 0.4);
}

/* --------------------------------------------------------------------------
   Badges & Indicators
   -------------------------------------------------------------------------- */
.cyber-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 1.5px;
  padding: 3px 10px;
  border-radius: 20px;
  background: rgba(0, 240, 255, 0.08);
  border: 1px solid var(--border-cyan);
  color: var(--accent-cyan);
}

.cyber-badge.green {
  background: rgba(0, 255, 127, 0.1);
  border-color: rgba(0, 255, 127, 0.3);
  color: var(--accent-green);
}

.cyber-badge.amber {
  background: rgba(255, 184, 0, 0.1);
  border-color: rgba(255, 184, 0, 0.3);
  color: var(--accent-amber);
}

.cyber-badge.red {
  background: rgba(255, 51, 68, 0.1);
  border-color: rgba(255, 51, 68, 0.3);
  color: var(--accent-red);
}

/* --------------------------------------------------------------------------
   Modal Overlays & Windows
   -------------------------------------------------------------------------- */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  height: 100%;
  background: rgba(4, 7, 12, 0.85);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.modal-window {
  width: 800px;
  max-width: 92vw;
  max-height: 88vh;
  background: #0c121c;
  border: 1px solid var(--accent-cyan);
  box-shadow: 0 0 35px rgba(0, 240, 255, 0.35);
  border-radius: 6px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 22px;
  background: #111a28;
  border-bottom: 1px solid var(--border-cyan);
}

.modal-title {
  font-family: var(--font-title);
  font-size: 1.05rem;
  letter-spacing: 1.5px;
  color: var(--accent-cyan);
}

.modal-close {
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 1.6rem;
  cursor: pointer;
  line-height: 1;
  transition: color 0.2s ease;
}
.modal-close:hover {
  color: var(--accent-red);
}

.modal-body {
  padding: 24px;
  overflow-y: auto;
}

/* --------------------------------------------------------------------------
   Level Select Grid & Cards
   -------------------------------------------------------------------------- */
.level-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 16px;
}

.level-card {
  position: relative;
  background: #090e15;
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 16px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.1, 0.9, 0.2, 1);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.level-card.unlocked:hover {
  border-color: var(--accent-cyan);
  background: rgba(0, 240, 255, 0.08);
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 240, 255, 0.2);
}

.level-card.locked {
  opacity: 0.45;
  cursor: not-allowed;
  border-style: dashed;
}

.level-card.active-node {
  border-color: var(--accent-green);
  box-shadow: 0 0 15px rgba(0, 255, 127, 0.35);
}

.level-card-num {
  font-family: var(--font-title);
  font-size: 0.82rem;
  color: var(--accent-cyan);
  letter-spacing: 1px;
}

.level-card-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-highlight);
}

.level-card-briefing {
  font-size: 0.8rem;
  color: var(--text-dim);
  line-height: 1.4;
  flex: 1;
}

.level-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 4px;
  padding-top: 8px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.level-card-status {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
}

.level-card-status.active { color: var(--accent-green); }
.level-card-status.unlocked { color: var(--accent-cyan); }
.level-card-status.locked { color: var(--text-dim); }

/* --------------------------------------------------------------------------
   Tables (Leaderboards & Archives)
   -------------------------------------------------------------------------- */
.cyber-table-container {
  width: 100%;
  overflow-x: auto;
  background: var(--bg-card);
  border: 1px solid var(--border-cyan);
  border-radius: 6px;
}

.cyber-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 0.88rem;
}

.cyber-table th {
  background: #0e1520;
  color: var(--accent-cyan);
  padding: 14px 18px;
  font-family: var(--font-title);
  font-size: 0.8rem;
  letter-spacing: 1.5px;
  border-bottom: 1px solid var(--border-cyan);
}

.cyber-table td {
  padding: 12px 18px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  color: var(--text-main);
}

.cyber-table tr:hover td {
  background: rgba(0, 240, 255, 0.04);
}

.rank-pill {
  display: inline-block;
  width: 28px;
  height: 28px;
  line-height: 28px;
  text-align: center;
  border-radius: 50%;
  font-weight: 700;
}
.rank-pill.gold { background: #ffd700; color: #000; box-shadow: 0 0 10px rgba(255, 215, 0, 0.5); }
.rank-pill.silver { background: #c0c0c0; color: #000; }
.rank-pill.bronze { background: #cd7f32; color: #000; }

/* --------------------------------------------------------------------------
   Form Controls & Settings Elements
   -------------------------------------------------------------------------- */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
}

.form-label {
  font-family: var(--font-title);
  font-size: 0.85rem;
  letter-spacing: 1px;
  color: var(--accent-cyan);
}

.form-sublabel {
  font-size: 0.8rem;
  color: var(--text-dim);
}

.toggle-switch {
  position: relative;
  display: inline-block;
  width: 52px;
  height: 26px;
}

.toggle-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-slider {
  position: absolute;
  cursor: pointer;
  top: 0; left: 0; right: 0; bottom: 0;
  background-color: #1a2332;
  border: 1px solid var(--border-cyan);
  transition: .3s;
  border-radius: 26px;
}

.toggle-slider:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background-color: var(--text-dim);
  transition: .3s;
  border-radius: 50%;
}

.toggle-switch input:checked + .toggle-slider {
  background-color: rgba(0, 240, 255, 0.25);
  border-color: var(--accent-cyan);
}

.toggle-switch input:checked + .toggle-slider:before {
  transform: translateX(26px);
  background-color: var(--accent-cyan);
  box-shadow: 0 0 8px var(--accent-cyan);
}

.cyber-slider {
  -webkit-appearance: none;
  width: 100%;
  height: 8px;
  border-radius: 4px;
  background: #141d2a;
  outline: none;
  border: 1px solid var(--border-cyan);
}

.cyber-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--accent-cyan);
  cursor: pointer;
  box-shadow: 0 0 10px var(--accent-cyan);
}

/* --------------------------------------------------------------------------
   Splash Screen Components
   -------------------------------------------------------------------------- */
.splash-screen {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 99999;
  background: radial-gradient(circle at 50% 40%, #0c1422 0%, #04070b 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), transform 0.8s ease;
}

.splash-screen.fade-out {
  opacity: 0;
  transform: scale(1.06);
  pointer-events: none;
  filter: brightness(2) contrast(1.5);
}

.splash-bg-grid {
  position: absolute;
  top: 0;
  left: 0;
  width: 200%;
  height: 200%;
  background-image: 
    linear-gradient(rgba(0, 240, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 240, 255, 0.05) 1px, transparent 1px);
  background-size: 60px 60px;
  transform: rotateX(60deg) translateY(-20%);
  animation: grid-scroll 25s linear infinite;
  pointer-events: none;
}

.splash-container {
  position: relative;
  z-index: 10;
  width: 760px;
  max-width: 92vw;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.splash-badge {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 3px;
  color: var(--accent-cyan);
  margin-bottom: 12px;
  padding: 4px 14px;
  border-radius: 20px;
  background: rgba(0, 240, 255, 0.08);
  border: 1px solid rgba(0, 240, 255, 0.3);
  text-shadow: 0 0 8px rgba(0, 240, 255, 0.5);
}

.splash-logo-wrapper {
  margin-bottom: 24px;
}

.splash-title {
  font-family: var(--font-title);
  font-size: 3.8rem;
  font-weight: 900;
  letter-spacing: 6px;
  color: #ffffff;
  text-shadow: 
    0 0 20px rgba(0, 240, 255, 0.8),
    0 0 40px rgba(0, 240, 255, 0.4),
    0 0 80px rgba(0, 240, 255, 0.2);
  margin-bottom: 4px;
  animation: cyber-glitch 5s infinite;
}

.splash-subtitle {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  letter-spacing: 5px;
  color: var(--accent-amber);
  text-shadow: 0 0 10px rgba(255, 184, 0, 0.6);
  font-weight: 700;
}

.splash-terminal-card {
  width: 100%;
  background: rgba(10, 16, 26, 0.92);
  border: 1px solid var(--border-cyan);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.8), 0 0 20px rgba(0, 240, 255, 0.2);
  border-radius: 6px;
  overflow: hidden;
  margin-bottom: 24px;
  backdrop-filter: blur(10px);
}

.splash-card-header {
  display: flex;
  align-items: center;
  padding: 8px 16px;
  background: #0d1522;
  border-bottom: 1px solid rgba(0, 240, 255, 0.15);
  gap: 10px;
}

.splash-dots {
  display: flex;
  gap: 6px;
}

.s-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}
.s-dot.red { background: #ff3344; }
.s-dot.yellow { background: #ffb800; }
.s-dot.green { background: #00ff7f; }

.splash-card-title {
  font-family: var(--font-title);
  font-size: 0.75rem;
  color: var(--text-dim);
  letter-spacing: 1px;
}

.splash-boot-log {
  height: 140px;
  padding: 12px 18px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--accent-green);
  overflow-y: auto;
  background: radial-gradient(circle at 50% 0%, #0a111a 0%, #06090f 100%);
}

.splash-boot-log::-webkit-scrollbar {
  width: 4px;
}
.splash-boot-log::-webkit-scrollbar-thumb {
  background: rgba(0, 240, 255, 0.2);
}

.boot-line {
  opacity: 0;
  animation: line-fade-in 0.2s forwards;
}

@keyframes line-fade-in {
  to { opacity: 1; }
}

.boot-line.ok { color: var(--accent-green); }
.boot-line.info { color: var(--accent-cyan); }
.boot-line.warn { color: var(--accent-amber); }

.splash-progress-wrapper {
  padding: 12px 18px 14px;
  background: #090e16;
  border-top: 1px solid rgba(0, 240, 255, 0.1);
}

.splash-progress-track {
  width: 100%;
  height: 8px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 8px;
}

.splash-progress-bar {
  width: 0%;
  height: 100%;
  background: linear-gradient(90deg, var(--accent-cyan) 0%, var(--accent-green) 100%);
  box-shadow: 0 0 12px var(--accent-cyan);
  transition: width 0.15s ease-out;
}

.splash-progress-meta {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-dim);
}

#splashProgressPercent {
  color: var(--accent-cyan);
  font-weight: 700;
}

.splash-start-btn {
  position: relative;
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.2) 0%, rgba(0, 255, 127, 0.3) 100%);
  border: 1px solid var(--accent-cyan);
  color: #ffffff;
  font-family: var(--font-title);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 2.5px;
  padding: 16px 42px;
  border-radius: 4px;
  cursor: pointer;
  box-shadow: 0 0 25px rgba(0, 240, 255, 0.4), inset 0 0 15px rgba(0, 240, 255, 0.2);
  transition: all 0.25s ease;
  overflow: hidden;
  margin-bottom: 18px;
}

.splash-start-btn:not(:disabled):hover {
  transform: translateY(-2px) scale(1.02);
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.4) 0%, rgba(0, 255, 127, 0.5) 100%);
  box-shadow: 0 0 40px rgba(0, 240, 255, 0.8), inset 0 0 25px rgba(0, 240, 255, 0.4);
}

.splash-start-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  border-color: var(--text-dim);
  box-shadow: none;
}

.splash-start-btn:not(:disabled) .btn-glow {
  position: absolute;
  top: 0;
  left: -100%;
  width: 50%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.5), transparent);
  transform: skewX(-25deg);
  animation: shine-sweep 3s infinite;
}

.splash-credits {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 1.5px;
  color: var(--text-dim);
}