/* style.css — Gulman · Artifex design system */

@import url('/static/design-tokens.css');

:root {
  --gulman-bg: #111111;
  --gulman-surface: #181818;
  --gulman-border: #2A2520;
  --gulman-cream: #EDE8D5;
  --gulman-muted: #8B8478;
  --gulman-red: #E5243F;
  --gulman-red-hover: #F03E56;
  --gulman-green: #4ade80;
  --gulman-blue: #3b82f6;
  --gulman-purple: #a78bfa;
  --gulman-yellow: #fbbf24;
  --gulman-orange: #f59e0b;
}

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

body {
  background: var(--gulman-bg);
  color: var(--gulman-cream);
  font-family: 'JetBrains Mono', monospace;
  min-height: 100vh;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -webkit-text-size-adjust: 100%;
}

.container {
  max-width: 800px;
  margin: 0 auto;
  padding: 1.5rem;
  height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ── Header ──────────────────────────────────────────────────────── */

header {
  text-align: center;
  margin-bottom: 1.5rem;
}

.page-title {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.3rem;
}

.page-title .underscore {
  color: var(--gulman-red);
}

.page-subtitle {
  color: var(--gulman-muted);
  font-size: 0.85rem;
  letter-spacing: 0.04em;
}

/* ── Panel ───────────────────────────────────────────────────────── */

.panel {
  background: var(--gulman-surface);
  border: 1px solid var(--gulman-border);
  border-radius: 10px;
  padding: 1.5rem;
  box-shadow: 0 2px 8px rgba(0,0,0,0.4);
}

.panel h2 {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--gulman-muted);
  margin-bottom: 1rem;
}

.hidden {
  display: none !important;
}

/* ── Lobby ───────────────────────────────────────────────────────── */

.lobby-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.session-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.session-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem 1rem;
  background: var(--gulman-bg);
  border: 1px solid var(--gulman-border);
  border-radius: 6px;
  cursor: pointer;
  transition: border-color 0.15s;
}

.session-row:hover {
  border-color: var(--gulman-muted);
}

.session-row .session-info {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.session-row .session-model {
  font-size: 0.75rem;
  color: var(--gulman-muted);
}

.session-row .session-time {
  font-size: 0.7rem;
  color: var(--gulman-muted);
}

.session-row .session-meta {
  display: flex;
  gap: 0.75rem;
  align-items: center;
}

.session-row .session-msgs {
  font-size: 0.75rem;
  color: var(--gulman-muted);
}

.session-row .spec-badge {
  font-size: 0.65rem;
  padding: 0.2rem 0.5rem;
  border-radius: 9999px;
  text-transform: uppercase;
  font-weight: 600;
}

.spec-badge.draft {
  background: var(--gulman-yellow);
  color: var(--gulman-bg);
}

.spec-badge.saved {
  background: var(--gulman-green);
  color: var(--gulman-bg);
}

.session-row .btn-delete {
  background: none;
  border: none;
  color: var(--gulman-muted);
  cursor: pointer;
  font-size: 0.85rem;
  opacity: 0.5;
  transition: opacity 0.15s;
  padding: 0.25rem;
}

.session-row .btn-delete:hover {
  opacity: 1;
  color: var(--gulman-red);
}

/* ── New Session Config ──────────────────────────────────────────── */

#new-session-config {
  background: var(--gulman-bg);
  border: 1px solid var(--gulman-border);
  border-radius: 6px;
  padding: 1rem;
  margin-bottom: 1rem;
}

.form-row {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.form-row label {
  font-size: 0.8rem;
  color: var(--gulman-muted);
  min-width: 60px;
}

.form-row select {
  flex: 1;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8rem;
  padding: 0.5rem 0.75rem;
  background: var(--gulman-surface);
  color: var(--gulman-cream);
  border: 1px solid var(--gulman-border);
  border-radius: 4px;
}

.form-row select:focus {
  outline: none;
  border-color: var(--gulman-red);
}

.form-row select option {
  background: var(--gulman-surface);
  color: var(--gulman-cream);
}

/* ── Chat Layout ─────────────────────────────────────────────────── */

#chat {
  flex: 1;
  display: flex;
  flex-direction: column;
  height: calc(100vh - 100px);
}

/* ── Top Bar ─────────────────────────────────────────────────────── */

.chat-topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  flex-shrink: 0;
}

.topbar-actions {
  display: flex;
  gap: 0.5rem;
}

/* ── Voice State Indicator ───────────────────────────────────────── */

.voice-state {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  color: var(--gulman-muted);
}

.voice-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--gulman-muted);
  transition: background 0.2s;
}

.voice-dot.listening {
  background: var(--gulman-green);
  animation: pulse 1.5s ease-in-out infinite;
}

.voice-dot.thinking {
  background: var(--gulman-blue);
  animation: pulse 1s ease-in-out infinite;
}

.voice-dot.searching {
  background: var(--gulman-purple);
  animation: pulse 0.8s ease-in-out infinite;
}

.voice-dot.speaking {
  background: var(--gulman-orange);
  animation: pulse 1s ease-in-out infinite;
}

.voice-dot.error {
  background: var(--gulman-red);
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}

/* ── Visualizer ──────────────────────────────────────────────────── */

.visualizer-container {
  position: relative;
  width: 120px;
  height: 120px;
  margin: 1rem auto;
  flex-shrink: 0;
}

.visualizer-dot {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--gulman-red);
  transform: translate(-50%, -50%);
  transition: transform 0.3s ease, background 0.3s ease;
}

.visualizer-dot.active {
  animation: dot-breathe 2s ease-in-out infinite;
}

.visualizer-ring {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 80px;
  height: 80px;
  border-radius: 50%;
  border: 2px solid var(--gulman-border);
  transform: translate(-50%, -50%);
  transition: border-color 0.3s ease, transform 0.3s ease;
}

.visualizer-ring.active {
  border-color: var(--gulman-red);
  animation: ring-pulse 2s ease-in-out infinite;
}

@keyframes dot-breathe {
  0%, 100% { transform: translate(-50%, -50%) scale(1); }
  50% { transform: translate(-50%, -50%) scale(1.2); }
}

@keyframes ring-pulse {
  0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.6; }
  50% { transform: translate(-50%, -50%) scale(1.15); opacity: 1; }
}

/* ── Transcript ──────────────────────────────────────────────────── */

.transcript {
  flex: 1;
  overflow-y: auto;
  padding: 0.5rem 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.transcript-msg {
  max-width: 85%;
  padding: 0.75rem 1rem;
  border-radius: 10px;
  font-size: 0.85rem;
  line-height: 1.6;
  animation: fadeIn 0.3s ease;
}

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

.transcript-msg.user {
  align-self: flex-end;
  background: var(--gulman-red);
  color: #fff;
  border-bottom-right-radius: 2px;
}

.transcript-msg.assistant {
  align-self: flex-start;
  background: var(--gulman-surface);
  border: 1px solid var(--gulman-border);
  border-bottom-left-radius: 2px;
}

.transcript-msg.system {
  align-self: center;
  background: transparent;
  color: var(--gulman-muted);
  font-size: 0.75rem;
  padding: 0.25rem 0;
}

.transcript-msg .msg-time {
  font-size: 0.65rem;
  color: var(--gulman-muted);
  margin-top: 0.25rem;
}

.transcript-msg.user .msg-time {
  color: rgba(255,255,255,0.6);
}

.transcript-msg .tool-badge {
  display: inline-block;
  font-size: 0.65rem;
  padding: 0.15rem 0.4rem;
  border-radius: 9999px;
  background: var(--gulman-purple);
  color: #fff;
  margin-bottom: 0.3rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ── Draft Panel ─────────────────────────────────────────────────── */

.draft-panel {
  background: var(--gulman-bg);
  border: 1px solid var(--gulman-border);
  border-radius: 10px;
  margin-top: 0.75rem;
  flex-shrink: 0;
  max-height: 40vh;
  display: flex;
  flex-direction: column;
}

.draft-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--gulman-border);
}

.draft-header h3 {
  font-size: 0.8rem;
  color: var(--gulman-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.draft-actions {
  display: flex;
  gap: 0.5rem;
}

.draft-content {
  padding: 1rem;
  overflow-y: auto;
  flex: 1;
  font-size: 0.8rem;
  line-height: 1.6;
  white-space: pre-wrap;
  color: var(--gulman-cream);
}

/* ── Chat Controls ───────────────────────────────────────────────── */

.chat-controls {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  padding: 1rem 0;
  flex-shrink: 0;
}

.btn-talk {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  border: 2px solid var(--gulman-red);
  background: transparent;
  color: var(--gulman-red);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
  -webkit-tap-highlight-color: transparent;
}

.btn-talk:hover,
.btn-talk:active {
  background: var(--gulman-red);
  color: #fff;
}

.btn-talk.active {
  background: var(--gulman-red);
  color: #fff;
  animation: talk-pulse 1.5s ease-in-out infinite;
}

@keyframes talk-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(229,36,63,0.4); }
  50% { box-shadow: 0 0 0 12px rgba(229,36,63,0); }
}

.btn-talk:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.btn-stop {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 2px solid var(--gulman-red);
  background: var(--gulman-red);
  color: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
  -webkit-tap-highlight-color: transparent;
  animation: stop-pulse 1.2s ease-in-out infinite;
}

.btn-stop:hover,
.btn-stop:active {
  background: #c41e3a;
  border-color: #c41e3a;
  transform: scale(1.08);
}

@keyframes stop-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(229,36,63,0.5); }
  50% { box-shadow: 0 0 0 8px rgba(229,36,63,0); }
}

.btn-text-input {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--gulman-border);
  background: var(--gulman-surface);
  color: var(--gulman-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s;
}

.btn-text-input:hover {
  border-color: var(--gulman-muted);
  color: var(--gulman-cream);
}

/* ── Text Input Overlay ──────────────────────────────────────────── */

.text-input-overlay {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 1rem;
  background: var(--gulman-surface);
  border-top: 1px solid var(--gulman-border);
  display: flex;
  gap: 0.5rem;
  align-items: center;
  z-index: 100;
}

.text-input-overlay input {
  flex: 1;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.85rem;
  padding: 0.65rem 1rem;
  background: var(--gulman-bg);
  color: var(--gulman-cream);
  border: 1px solid var(--gulman-border);
  border-radius: 6px;
}

.text-input-overlay input:focus {
  outline: none;
  border-color: var(--gulman-red);
}

/* ── Toast ───────────────────────────────────────────────────────── */

.toast {
  position: fixed;
  top: 1.5rem;
  right: 1.5rem;
  padding: 0.75rem 1.25rem;
  background: var(--gulman-surface);
  border: 1px solid var(--gulman-green);
  border-radius: 8px;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  z-index: 200;
  animation: slideIn 0.3s ease;
}

@keyframes slideIn {
  from { opacity: 0; transform: translateX(20px); }
  to { opacity: 1; transform: translateX(0); }
}

.toast-icon {
  font-size: 1.1rem;
}

/* ── Buttons ─────────────────────────────────────────────────────── */

.btn {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8rem;
  padding: 0.5rem 1rem;
  border: 1px solid var(--gulman-border);
  border-radius: 6px;
  background: var(--gulman-surface);
  color: var(--gulman-cream);
  cursor: pointer;
  transition: all 0.15s;
}

.btn:hover {
  border-color: var(--gulman-muted);
}

.btn-primary {
  background: var(--gulman-red);
  border-color: var(--gulman-red);
  color: #fff;
}

.btn-primary:hover {
  background: var(--gulman-red-hover);
  border-color: var(--gulman-red-hover);
}

.btn-secondary {
  background: var(--gulman-surface);
  color: var(--gulman-cream);
}

.btn-secondary:hover {
  border-color: var(--gulman-red);
  color: var(--gulman-red);
}

.btn-sm {
  font-size: 0.7rem;
  padding: 0.35rem 0.65rem;
}

.btn-accent {
  background: var(--gulman-red);
  color: #fff;
}

.btn-accent:hover {
  background: var(--gulman-red-hover);
}

/* ── Empty State ─────────────────────────────────────────────────── */

.empty-state {
  text-align: center;
  color: var(--gulman-muted);
  padding: 1.5rem;
  font-size: 0.85rem;
}

/* ── Scrollbar ───────────────────────────────────────────────────── */

::-webkit-scrollbar {
  width: 5px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--gulman-border);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--gulman-muted);
}

/* ── Responsive ──────────────────────────────────────────────────── */

@media (max-width: 600px) {
  .container {
    padding: 1rem;
  }
  
  .page-title {
    font-size: 1.5rem;
  }
  
  .visualizer-container {
    width: 80px;
    height: 80px;
  }
  
  .visualizer-dot {
    width: 28px;
    height: 28px;
  }
  
  .visualizer-ring {
    width: 56px;
    height: 56px;
  }
  
  .transcript-msg {
    max-width: 95%;
  }
  
  .btn-talk {
    width: 56px;
    height: 56px;
  }
}

/* ── Spec Saved Badge in Session Row ─────────────────────────────── */

.session-row.has-spec {
  border-left: 3px solid var(--gulman-green);
}

.session-row.has-draft {
  border-left: 3px solid var(--gulman-yellow);
}