:root {
  --bg-deep: #0a0d12;
  --bg-panel: #12161d;
  --bg-panel-2: #171c25;
  --metal-1: #1c222c;
  --metal-2: #262d38;
  --metal-edge: rgba(255, 255, 255, 0.06);
  --border: rgba(148, 189, 224, 0.12);
  --border-bright: rgba(148, 189, 224, 0.28);
  --cyan: #3fd8f0;
  --cyan-bright: #7ff0ff;
  --cyan-dim: rgba(63, 216, 240, 0.35);
  --text: #cdd8e3;
  --text-dim: #6d7a8a;
  --text-bright: #f2f7fb;
  --danger: #ff6b7d;
  --bubble-user: linear-gradient(155deg, #e9edf1 0%, #c7cfd8 55%, #aab4c0 100%);
  --bubble-user-text: #14181f;
  --bubble-ai: linear-gradient(160deg, #1e242e 0%, #151a22 100%);
  --radius: 16px;
  --radius-sm: 10px;
}

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

body {
  background: var(--bg-deep);
  color: var(--text);
  font-family: 'Inter', sans-serif;
  min-height: 100vh;
}

.app-container {
  max-width: 640px;
  margin: 0 auto;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  position: relative;
  background:
    radial-gradient(ellipse 900px 500px at 15% -10%, rgba(63, 216, 240, 0.06), transparent 60%),
    radial-gradient(ellipse 700px 400px at 110% 30%, rgba(120, 140, 255, 0.04), transparent 55%),
    var(--bg-deep);
  overflow: hidden;
}

/* Faint circuit-board texture behind everything */
.app-container::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.05;
  background-image:
    linear-gradient(90deg, var(--cyan) 1px, transparent 1px),
    linear-gradient(0deg, var(--cyan) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: radial-gradient(ellipse 100% 60% at 50% 0%, black 0%, transparent 75%);
}

.app-container > * {
  position: relative;
  z-index: 1;
}

/* HEADER / HUD */
.hud {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: 18px 20px 16px;
  border-bottom: 1px solid var(--border);
  background:
    linear-gradient(180deg, rgba(255,255,255,0.03), transparent 40%),
    linear-gradient(145deg, var(--metal-2) 0%, var(--metal-1) 55%, #0d1117 100%);
  box-shadow: 0 1px 0 var(--metal-edge) inset, 0 8px 24px rgba(0,0,0,0.35);
}

.hud-left {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.core {
  position: relative;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #2a323e, #12161d 70%);
  box-shadow: inset 0 0 0 1px var(--border-bright), inset 0 2px 4px rgba(0,0,0,0.5), 0 0 18px rgba(63,216,240,0.15);
  flex-shrink: 0;
}

.core-dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, var(--cyan-bright), var(--cyan) 70%);
  box-shadow: 0 0 12px var(--cyan), 0 0 24px rgba(63,216,240,0.5);
}

.core-ring {
  position: absolute;
  border: 1px solid var(--cyan-dim);
  border-radius: 50%;
  opacity: 0.5;
}

.core-ring.r1 { width: 30px; height: 30px; }
.core-ring.r2 { width: 42px; height: 42px; opacity: 0.25; }

.core.thinking .core-ring {
  animation: spin 1.4s linear infinite;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

h1 {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  color: var(--text-bright);
  text-shadow: 0 0 20px rgba(255,255,255,0.08);
}

.highlight {
  color: var(--cyan-bright);
  text-shadow: 0 0 16px var(--cyan-dim);
}

.status {
  font-size: 0.78rem;
  color: var(--cyan-bright);
  margin-top: 4px;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 5px;
}

.status.error {
  color: var(--danger);
}

.model-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 6px;
  padding: 3px 10px;
  border-radius: 999px;
  background: linear-gradient(145deg, rgba(63,216,240,0.12), rgba(255,255,255,0.02));
  border: 1px solid var(--border-bright);
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  color: var(--cyan-bright);
}

.model-badge .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan-bright);
  box-shadow: 0 0 6px var(--cyan);
  flex-shrink: 0;
}

/* Token progress bar */
.token-bar-track {
  width: 190px;
  height: 6px;
  border-radius: 999px;
  background: #0b0e13;
  box-shadow: inset 0 1px 2px rgba(0,0,0,0.6);
  margin-top: 8px;
  overflow: hidden;
  border: 1px solid var(--border);
}

.token-bar-fill {
  height: 100%;
  border-radius: 999px;
  background: repeating-linear-gradient(
    115deg,
    var(--cyan) 0px,
    var(--cyan-bright) 6px,
    var(--cyan) 12px
  );
  box-shadow: 0 0 10px var(--cyan-dim);
  transition: width 0.4s ease;
}

.hud-right {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}

.btn-ghost {
  background: linear-gradient(160deg, var(--metal-2), var(--metal-1));
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: var(--radius-sm);
  width: 38px;
  height: 38px;
  cursor: pointer;
  font-size: 1rem;
  box-shadow: 0 2px 0 rgba(0,0,0,0.4), inset 0 1px 0 var(--metal-edge);
  transition: border-color 0.15s, color 0.15s;
}

.btn-ghost:hover {
  border-color: var(--cyan);
  color: var(--cyan-bright);
}

.lang-switcher {
  position: relative;
  display: inline-flex;
}

.lang-btn {
  background: linear-gradient(160deg, var(--metal-2), var(--metal-1));
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: var(--radius-sm);
  width: 38px;
  height: 38px;
  cursor: pointer;
  font-size: 0.78rem;
  font-weight: 700;
  font-family: 'Inter', sans-serif;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 0 rgba(0,0,0,0.4), inset 0 1px 0 var(--metal-edge);
}

.lang-btn:hover {
  border-color: var(--cyan);
  color: var(--cyan-bright);
}

.lang-menu {
  display: none;
  position: absolute;
  top: 46px;
  right: 0;
  background: var(--bg-panel-2);
  border: 1px solid var(--border-bright);
  border-radius: var(--radius-sm);
  overflow: hidden;
  z-index: 30;
  min-width: 150px;
  box-shadow: 0 12px 32px rgba(0,0,0,0.55), inset 0 1px 0 var(--metal-edge);
}

.lang-menu.open {
  display: block;
}

.lang-option {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 11px 14px;
  background: transparent;
  border: none;
  color: var(--text);
  font-size: 0.85rem;
  cursor: pointer;
  text-align: left;
}

.lang-option:hover {
  background: rgba(63,216,240,0.08);
  color: var(--cyan-bright);
}

.lang-option.active {
  color: var(--cyan-bright);
  font-weight: 600;
}

/* SETTINGS PANEL */
.settings-panel {
  padding: 14px 20px;
  background: var(--bg-panel);
  border-bottom: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.settings-panel label {
  font-size: 0.8rem;
  color: var(--text-dim);
}
.settings-panel input {
  background: #0b0e13;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  color: var(--text-bright);
  font-family: inherit;
  box-shadow: inset 0 2px 4px rgba(0,0,0,0.4);
}
.settings-panel input:focus {
  outline: none;
  border-color: var(--cyan);
}

/* TABS */
.tabs {
  display: flex;
  border-bottom: 1px solid var(--border);
  background: var(--bg-panel);
}

.tab {
  flex: 1;
  padding: 16px;
  background: transparent;
  border: none;
  color: var(--text-dim);
  font-size: 0.92rem;
  font-weight: 500;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: color 0.15s;
}

.tab.active {
  color: var(--cyan-bright);
  border-bottom-color: var(--cyan);
  text-shadow: 0 0 12px var(--cyan-dim);
}

.tab-content {
  display: none;
  flex: 1;
  flex-direction: column;
  min-height: 0;
}

.tab-content.active {
  display: flex;
}

/* CHAT LOG */
.log {
  flex: 1;
  padding: 20px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.message {
  display: flex;
  flex-direction: column;
  max-width: 82%;
  animation: msgIn 0.25s ease;
}

@keyframes msgIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.message .time {
  color: var(--text-dim);
  font-size: 0.68rem;
  font-family: 'Inter', sans-serif;
  margin-bottom: 4px;
}

.badge {
  font-size: 0.62rem;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 5px;
  letter-spacing: 0.5px;
  margin-right: 6px;
}

.badge.sys { background: rgba(148,189,224,0.12); color: var(--text-dim); }
.badge.user { background: rgba(63,216,240,0.15); color: var(--cyan-bright); }
.badge.ai { background: rgba(63,216,240,0.15); color: var(--cyan-bright); }
.badge.error { background: rgba(255,107,125,0.15); color: var(--danger); }

/* System messages: plain, left aligned, no bubble */
.message.system {
  max-width: 100%;
  color: var(--text-dim);
  font-size: 0.85rem;
}
.message.system .time { display: inline; margin-right: 0; }

/* Chat bubbles */
.message.user {
  align-self: flex-end;
  align-items: flex-end;
}

.message.user .content,
.message.user > span:last-child {
  background: var(--bubble-user);
  color: var(--bubble-user-text);
  padding: 12px 16px;
  border-radius: 18px 18px 4px 18px;
  font-size: 0.92rem;
  line-height: 1.45;
  box-shadow: 0 3px 10px rgba(0,0,0,0.35), inset 0 1px 0 rgba(255,255,255,0.5);
  display: inline-block;
}

.message.ai {
  align-self: flex-start;
  align-items: flex-start;
}

.message.ai .content,
.message.ai > span:last-child {
  background: var(--bubble-ai);
  color: var(--text-bright);
  padding: 12px 16px;
  border-radius: 18px 18px 18px 4px;
  font-size: 0.92rem;
  line-height: 1.5;
  box-shadow: 0 3px 12px rgba(0,0,0,0.4), inset 0 1px 0 var(--metal-edge);
  border: 1px solid var(--border);
  display: inline-block;
  white-space: pre-wrap;
}

.message.sys {
  align-self: center;
  color: var(--text-dim);
  font-size: 0.85rem;
  text-align: center;
}

/* INPUT AREA */
.input-area {
  display: flex;
  gap: 10px;
  padding: 18px 20px;
  border-top: 1px solid var(--border);
  background:
    linear-gradient(180deg, transparent, rgba(0,0,0,0.15)),
    var(--bg-panel);
}

.input-area input {
  flex: 1;
  background: #0b0e13;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 13px 18px;
  color: var(--text-bright);
  font-family: inherit;
  font-size: 0.92rem;
  box-shadow: inset 0 2px 6px rgba(0,0,0,0.45);
}

.input-area input:focus {
  outline: none;
  border-color: var(--cyan);
  box-shadow: inset 0 2px 6px rgba(0,0,0,0.45), 0 0 0 3px var(--cyan-dim);
}

.input-area input::placeholder {
  color: var(--text-dim);
}

.input-area button {
  background: linear-gradient(155deg, var(--cyan-bright), var(--cyan) 60%, #1f9fb8);
  border: none;
  border-radius: 50%;
  width: 46px;
  height: 46px;
  color: #06141a;
  font-size: 1.15rem;
  cursor: pointer;
  flex-shrink: 0;
  box-shadow: 0 4px 14px rgba(63,216,240,0.4), inset 0 1px 0 rgba(255,255,255,0.5);
  transition: transform 0.12s;
}

.input-area button:active {
  transform: scale(0.94);
}

.input-area button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* FACE TAB */
.face-area {
  padding: 22px 20px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  flex: 1;
}

.image-preview {
  min-height: 240px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  padding: 20px;
  background:
    linear-gradient(0deg, transparent 24px, rgba(63,216,240,0.05) 25px),
    linear-gradient(90deg, transparent 24px, rgba(63,216,240,0.05) 25px),
    var(--bg-panel);
  background-size: 25px 25px;
  overflow: hidden;
  box-shadow: inset 0 2px 12px rgba(0,0,0,0.5), inset 0 0 40px rgba(63,216,240,0.05);
  position: relative;
}

.holo-head {
  width: 150px;
  height: 180px;
  filter: drop-shadow(0 0 14px rgba(63,216,240,0.35));
  animation: holoFloat 4s ease-in-out infinite;
}

.holo-svg {
  width: 100%;
  height: 100%;
  overflow: visible;
}

.holo-outline {
  filter: drop-shadow(0 0 3px rgba(127,240,255,0.6));
}

.holo-grid line {
  animation: holoFlicker 3.2s ease-in-out infinite;
}

@keyframes holoFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

@keyframes holoFlicker {
  0%, 100% { opacity: 0.55; }
  50% { opacity: 0.3; }
}

@media (prefers-reduced-motion: reduce) {
  .holo-head { animation: none; }
  .holo-grid line { animation: none; }
}

.image-preview img {
  max-width: 100%;
  max-height: 340px;
  border-radius: 12px;
}

.image-preview .placeholder {
  color: var(--text-dim);
  font-size: 0.9rem;
}

.upload-area {
  display: flex;
  gap: 10px;
}

.btn-primary, .btn-secondary {
  flex: 1;
  padding: 13px;
  border-radius: var(--radius-sm);
  border: none;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
  transition: transform 0.12s, filter 0.15s;
}

.btn-primary {
  background: linear-gradient(155deg, var(--cyan-bright), var(--cyan) 65%, #1f9fb8);
  color: #06141a;
  box-shadow: 0 4px 14px rgba(63,216,240,0.35), inset 0 1px 0 rgba(255,255,255,0.5);
}

.btn-primary:hover { filter: brightness(1.08); }
.btn-primary:active { transform: scale(0.98); }

.btn-secondary {
  background: linear-gradient(160deg, var(--metal-2), var(--metal-1));
  border: 1px solid var(--border);
  color: var(--text);
  box-shadow: 0 2px 0 rgba(0,0,0,0.4), inset 0 1px 0 var(--metal-edge);
}

.btn-secondary:hover:not(:disabled) { border-color: var(--cyan); color: var(--cyan-bright); }

.btn-secondary:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.analysis-result {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--text);
  min-height: 64px;
  white-space: pre-wrap;
  box-shadow: inset 0 2px 10px rgba(0,0,0,0.35);
}

/* RESPONSIVE */
@media (max-width: 480px) {
  .image-preview { min-height: 190px; }
  h1 { font-size: 1.05rem; }
  .token-bar-track { width: 150px; }
}

/* VOICE BUTTONS */
.input-area .voice-btn {
  background: linear-gradient(160deg, var(--metal-2), var(--metal-1));
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 1.05rem;
}

.input-area .voice-btn:hover {
  border-color: var(--cyan);
}

.input-area .voice-btn.listening {
  background: #c0392b;
  border-color: #ff6b5b;
  color: #fff;
  animation: micPulse 1.2s ease-in-out infinite;
}

@keyframes micPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(255, 107, 91, 0.55); }
  50%      { box-shadow: 0 0 0 9px rgba(255, 107, 91, 0); }
}

@media (prefers-reduced-motion: reduce) {
  .input-area .voice-btn.listening { animation: none; }
}

/* MOBILE FIT: keep header + input row inside the screen */
.hud-left { min-width: 0; }
.hud-left > div { min-width: 0; }
.input-area input { min-width: 0; }
.input-area button { flex-shrink: 0; }

@media (max-width: 480px) {
  .hud { padding: 14px 12px 14px; gap: 8px; }
  .hud-left { gap: 10px; }
  .hud-right { gap: 6px; }
  .btn-ghost, .lang-btn { width: 34px; height: 34px; min-width: 0; padding: 0; }
  .token-bar-track { width: 110px; }
  .input-area { padding: 12px; gap: 8px; }
  .input-area button { width: 42px; height: 42px; }
}

/* ===== CODE BLOCKS IN CHAT ===== */
.message.ai { max-width: 94%; }
.message.ai .content { max-width: 100%; overflow-wrap: anywhere; }
.codeblock {
  margin: 10px 0;
  border: 1px solid var(--border-bright);
  border-radius: var(--radius-sm);
  background: #0b0e13;
  overflow: hidden;
  text-align: left;
}
.codeblock-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  background: var(--metal-1);
  border-bottom: 1px solid var(--border);
  font-size: 0.72rem;
  color: var(--text-dim);
}
.codeblock-bar span { flex: 1; font-family: 'Orbitron', sans-serif; letter-spacing: 0.5px; }
.codeblock-bar button {
  background: linear-gradient(160deg, var(--metal-2), var(--metal-1));
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 6px;
  padding: 3px 10px;
  font-size: 0.72rem;
  cursor: pointer;
}
.codeblock-bar button:hover { border-color: var(--cyan); color: var(--cyan-bright); }
.codeblock pre {
  margin: 0;
  padding: 12px;
  overflow-x: auto;
  white-space: pre;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.8rem;
  line-height: 1.5;
  color: var(--text-bright);
}
.codeblock-preview {
  display: block;
  width: 100%;
  height: 340px;
  border: 0;
  border-top: 1px solid var(--border);
  background: #fff;
}

/* ===== SCANNER TAB ===== */
.scan-area { padding: 18px 20px; display: flex; flex-direction: column; gap: 12px; flex: 1; overflow-y: auto; }
.scan-intro, .scan-note { font-size: 0.8rem; color: var(--text-dim); line-height: 1.5; }
.scan-code {
  min-height: 170px;
  resize: vertical;
  background: #0b0e13;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px;
  color: var(--text-bright);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.8rem;
  box-shadow: inset 0 2px 6px rgba(0,0,0,0.45);
}
.scan-code:focus { outline: none; border-color: var(--cyan); }
.scan-check { font-size: 0.82rem; color: var(--text); display: flex; align-items: center; gap: 8px; }
.scan-files { font-size: 0.75rem; color: var(--cyan-bright); word-break: break-all; }
.scan-results { display: flex; flex-direction: column; gap: 12px; font-size: 0.88rem; }
.scan-summary { display: flex; flex-direction: column; gap: 8px; }
.scan-counts { display: flex; flex-wrap: wrap; gap: 6px; }
.scan-clean { color: var(--cyan-bright); }
.scan-error { color: var(--danger); }
.scan-file h3, .scan-ai h3 { font-size: 0.85rem; color: var(--cyan-bright); margin-bottom: 8px; word-break: break-all; }
.finding {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-left-width: 4px;
  border-radius: var(--radius-sm);
  padding: 12px;
  margin-bottom: 10px;
}
.finding-top { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.finding-meta { font-size: 0.72rem; color: var(--text-dim); margin: 4px 0 8px; }
.finding-code {
  background: #0b0e13;
  border-radius: 6px;
  padding: 8px 10px;
  overflow-x: auto;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.76rem;
  color: var(--text-bright);
  margin-bottom: 8px;
}
.finding-text { font-size: 0.82rem; line-height: 1.5; margin-top: 4px; }
.sev { font-size: 0.64rem; font-weight: 700; padding: 2px 7px; border-radius: 5px; text-transform: uppercase; letter-spacing: 0.4px; }
.sev-critical { background: rgba(255,60,90,0.2); color: #ff6b7d; }
.sev-high { background: rgba(255,150,60,0.2); color: #ffa45c; }
.sev-medium { background: rgba(255,214,70,0.18); color: #ffd646; }
.sev-low { background: rgba(63,216,240,0.15); color: var(--cyan-bright); }
.sev-info { background: rgba(148,189,224,0.12); color: var(--text-dim); }
.sev-border-critical { border-left-color: #ff6b7d; }
.sev-border-high { border-left-color: #ffa45c; }
.sev-border-medium { border-left-color: #ffd646; }
.sev-border-low { border-left-color: var(--cyan); }
.sev-border-info { border-left-color: var(--text-dim); }
.scan-ai { background: var(--bg-panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px; white-space: pre-wrap; line-height: 1.55; }