/* ============================================================
   EZ Voice Agent SaaS - Dark Glassmorphism Theme
   ============================================================ */

:root {
  --bg-primary:    #080810;
  --bg-secondary:  #0f0f1a;
  --bg-card:       rgba(255,255,255,0.04);
  --bg-card-hover: rgba(255,255,255,0.07);
  --border:        rgba(255,255,255,0.08);
  --border-light:  rgba(255,255,255,0.12);

  --purple-400:    #a78bfa;
  --purple-500:    #8b5cf6;
  --purple-600:    #7c3aed;
  --blue-400:      #60a5fa;
  --blue-500:      #3b82f6;
  --blue-600:      #2563eb;

  --gradient:      linear-gradient(135deg, #7c3aed 0%, #3b82f6 100%);
  --gradient-soft: linear-gradient(135deg, rgba(124,58,237,0.15) 0%, rgba(59,130,246,0.15) 100%);

  --text-primary:   #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted:     #64748b;

  --success: #10b981;
  --error:   #ef4444;
  --warning: #f59e0b;
  --info:    #3b82f6;

  --radius:    12px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  --shadow:      0 4px 24px rgba(0,0,0,0.4);
  --shadow-glow: 0 0 40px rgba(124,58,237,0.2);
  --shadow-blue: 0 0 40px rgba(59,130,246,0.15);

  --transition: all 0.2s ease;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* ---- Typography ---- */
h1, h2, h3, h4 { font-weight: 700; line-height: 1.25; }
h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.25rem); }
h3 { font-size: 1.25rem; }
h4 { font-size: 1rem; }
p  { color: var(--text-secondary); }
a  { color: var(--purple-400); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--blue-400); }

/* ---- Layout ---- */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.container-sm { max-width: 800px; margin: 0 auto; padding: 0 24px; }

/* ---- Glass Cards ---- */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  backdrop-filter: blur(12px);
  transition: var(--transition);
}
.card:hover { background: var(--bg-card-hover); border-color: var(--border-light); }
.card-sm { padding: 20px; border-radius: var(--radius); }

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
}
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-primary {
  background: var(--gradient);
  color: #fff;
  box-shadow: 0 4px 20px rgba(124,58,237,0.35);
}
.btn-primary:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: 0 6px 28px rgba(124,58,237,0.5);
  color: #fff;
}
.btn-primary:active:not(:disabled) { transform: translateY(0); }

.btn-secondary {
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border-light);
}
.btn-secondary:hover:not(:disabled) {
  background: var(--bg-card-hover);
  border-color: var(--purple-500);
  color: var(--text-primary);
}

.btn-danger {
  background: rgba(239,68,68,0.1);
  color: var(--error);
  border: 1px solid rgba(239,68,68,0.2);
}
.btn-danger:hover:not(:disabled) {
  background: rgba(239,68,68,0.2);
  border-color: var(--error);
  color: var(--error);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid transparent;
}
.btn-ghost:hover:not(:disabled) { background: var(--bg-card); color: var(--text-primary); }

.btn-lg { padding: 16px 32px; font-size: 1rem; border-radius: 14px; }
.btn-sm { padding: 8px 16px; font-size: 0.8rem; border-radius: 8px; }
.btn-icon { padding: 10px; width: 40px; height: 40px; border-radius: var(--radius); }

/* ---- Form Elements ---- */
.form-group { margin-bottom: 20px; }
.form-label {
  display: block;
  margin-bottom: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
  text-transform: uppercase;
}
.form-control {
  width: 100%;
  padding: 13px 16px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  font-size: 0.95rem;
  font-family: inherit;
  transition: var(--transition);
  outline: none;
}
.form-control:focus {
  border-color: var(--purple-500);
  background: rgba(139,92,246,0.05);
  box-shadow: 0 0 0 3px rgba(139,92,246,0.15);
}
.form-control::placeholder { color: var(--text-muted); }
textarea.form-control { resize: vertical; min-height: 120px; }
.form-hint { margin-top: 6px; font-size: 0.8rem; color: var(--text-muted); }
.form-error { margin-top: 6px; font-size: 0.8rem; color: var(--error); }

/* ---- Navbar ---- */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 32px;
  background: rgba(8,8,16,0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}
.navbar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--text-primary);
  text-decoration: none;
}
.navbar-brand span { background: var(--gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.navbar-logo {
  width: 34px;
  height: 34px;
  background: var(--gradient);
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}
.navbar-nav { display: flex; align-items: center; gap: 8px; }
.navbar-user {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* ---- Status Badges ---- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.badge::before { content: ''; width: 6px; height: 6px; border-radius: 50%; }
.badge-active   { background: rgba(16,185,129,0.12); color: var(--success); border: 1px solid rgba(16,185,129,0.2); }
.badge-active::before { background: var(--success); box-shadow: 0 0 6px var(--success); animation: pulse-dot 1.5s infinite; }
.badge-building { background: rgba(245,158,11,0.12); color: var(--warning); border: 1px solid rgba(245,158,11,0.2); }
.badge-building::before { background: var(--warning); animation: pulse-dot 1s infinite; }
.badge-draft    { background: rgba(100,116,139,0.12); color: var(--text-muted); border: 1px solid rgba(100,116,139,0.2); }
.badge-draft::before { background: var(--text-muted); }
.badge-error    { background: rgba(239,68,68,0.12); color: var(--error); border: 1px solid rgba(239,68,68,0.2); }
.badge-error::before { background: var(--error); }
.badge-paused   { background: rgba(59,130,246,0.12); color: var(--blue-400); border: 1px solid rgba(59,130,246,0.2); }
.badge-paused::before { background: var(--blue-400); }

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

/* ---- Alerts / Flash ---- */
.alert {
  padding: 14px 18px;
  border-radius: var(--radius);
  font-size: 0.9rem;
  border: 1px solid;
  display: flex;
  align-items: center;
  gap: 10px;
}
.alert-success { background: rgba(16,185,129,0.08); color: #34d399; border-color: rgba(16,185,129,0.2); }
.alert-error   { background: rgba(239,68,68,0.08);  color: #f87171; border-color: rgba(239,68,68,0.2); }
.alert-warning { background: rgba(245,158,11,0.08); color: #fbbf24; border-color: rgba(245,158,11,0.2); }

/* ---- Flash Toast ---- */
#flash-container {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: 360px;
}
.flash-toast {
  padding: 14px 18px;
  border-radius: var(--radius);
  font-size: 0.88rem;
  font-weight: 500;
  border: 1px solid;
  backdrop-filter: blur(12px);
  animation: slideIn 0.3s ease;
  cursor: pointer;
}
.flash-toast.success { background: rgba(16,185,129,0.15);  color: #34d399; border-color: rgba(16,185,129,0.3); }
.flash-toast.error   { background: rgba(239,68,68,0.15);   color: #f87171; border-color: rgba(239,68,68,0.3); }
.flash-toast.warning { background: rgba(245,158,11,0.15);  color: #fbbf24; border-color: rgba(245,158,11,0.3); }
.flash-toast.info    { background: rgba(59,130,246,0.15);  color: #60a5fa; border-color: rgba(59,130,246,0.3); }
@keyframes slideIn { from { transform: translateX(100%); opacity: 0; } to { transform: translateX(0); opacity: 1; } }

/* ---- Loading Spinner ---- */
.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255,255,255,0.2);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  display: inline-block;
}
.spinner-lg { width: 40px; height: 40px; border-width: 3px; }
.spinner-purple { border-top-color: var(--purple-500); border-color: rgba(139,92,246,0.2); }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---- Page Loading Overlay ---- */
.page-overlay {
  position: fixed;
  inset: 0;
  background: rgba(8,8,16,0.85);
  backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.page-overlay.active { opacity: 1; pointer-events: all; }
.overlay-text { color: var(--text-secondary); font-size: 0.95rem; text-align: center; }

/* ---- Auth Pages ---- */
.auth-layout {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
}
.auth-left {
  background: var(--bg-secondary);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 60px;
  position: relative;
  overflow: hidden;
}
.auth-left::before {
  content: '';
  position: absolute;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(124,58,237,0.2), transparent 70%);
  top: -100px;
  left: -100px;
  pointer-events: none;
}
.auth-left::after {
  content: '';
  position: absolute;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(59,130,246,0.15), transparent 70%);
  bottom: -50px;
  right: -50px;
  pointer-events: none;
}
.auth-right {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 60px;
  background: var(--bg-primary);
}
.auth-form-box { width: 100%; max-width: 400px; }
.auth-logo {
  width: 50px;
  height: 50px;
  background: var(--gradient);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 24px;
}
.auth-features { list-style: none; margin-top: 40px; }
.auth-features li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 0.9rem;
}
.auth-features li:last-child { border-bottom: none; }
.auth-features li .icon {
  width: 32px;
  height: 32px;
  background: var(--gradient-soft);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  flex-shrink: 0;
}
.password-wrapper { position: relative; }
.password-toggle {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 1rem;
  padding: 4px;
}
.password-toggle:hover { color: var(--text-primary); }

@media (max-width: 768px) {
  .auth-layout { grid-template-columns: 1fr; }
  .auth-left { display: none; }
  .auth-right { padding: 32px 24px; align-items: flex-start; padding-top: 60px; }
}

/* ---- Dashboard ---- */
.page-header {
  padding: 32px 0 24px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}
.stats-bar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 32px;
}
.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 24px;
  display: flex;
  align-items: center;
  gap: 16px;
}
.stat-icon {
  width: 44px;
  height: 44px;
  border-radius: 11px;
  background: var(--gradient-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--purple-400);
}
.stat-value { font-size: 1.6rem; font-weight: 800; line-height: 1; }
.stat-label { font-size: 0.8rem; color: var(--text-muted); margin-top: 3px; }

.agents-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 20px;
}

.agent-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.agent-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient);
  opacity: 0;
  transition: var(--transition);
}
.agent-card:hover { transform: translateY(-2px); border-color: var(--border-light); box-shadow: var(--shadow); }
.agent-card:hover::before { opacity: 1; }
.agent-card-header { display: flex; align-items: flex-start; justify-content: space-between; margin-bottom: 16px; }
.agent-avatar {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
}
.agent-meta { font-size: 0.8rem; color: var(--text-muted); margin-top: 4px; }
.agent-card-name { font-weight: 700; font-size: 1.05rem; }
.agent-card-desc { font-size: 0.85rem; color: var(--text-secondary); margin-top: 8px; overflow: hidden; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }
.agent-card-stats {
  display: flex;
  gap: 16px;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}
.agent-stat { font-size: 0.8rem; color: var(--text-muted); }
.agent-stat strong { color: var(--text-primary); display: block; font-size: 1rem; }
.agent-card-actions { display: flex; gap: 8px; margin-top: 16px; }

.empty-state {
  text-align: center;
  padding: 80px 40px;
  grid-column: 1/-1;
}
.empty-icon { font-size: 3rem; margin-bottom: 16px; opacity: 0.4; }
.empty-state h3 { margin-bottom: 8px; }

/* ---- Wizard ---- */
.wizard-layout {
  max-width: 720px;
  margin: 0 auto;
  padding: 32px 24px;
}
.wizard-steps {
  display: flex;
  align-items: center;
  gap: 0;
  margin-bottom: 40px;
}
.wizard-step {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
}
.wizard-step:not(:last-child)::after {
  content: '';
  position: absolute;
  top: 20px;
  left: 50%;
  width: 100%;
  height: 1px;
  background: var(--border);
  z-index: 0;
  transition: var(--transition);
}
.wizard-step.done::after { background: var(--purple-600); }
.step-circle {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 2px solid var(--border);
  background: var(--bg-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 700;
  z-index: 1;
  transition: var(--transition);
  color: var(--text-muted);
}
.wizard-step.active .step-circle {
  border-color: var(--purple-500);
  background: var(--gradient);
  color: #fff;
  box-shadow: 0 0 20px rgba(124,58,237,0.4);
}
.wizard-step.done .step-circle {
  border-color: var(--purple-600);
  background: var(--purple-600);
  color: #fff;
}
.step-label { font-size: 0.75rem; margin-top: 8px; color: var(--text-muted); font-weight: 500; }
.wizard-step.active .step-label { color: var(--purple-400); }
.wizard-step.done .step-label { color: var(--text-secondary); }

.wizard-panel { display: none; }
.wizard-panel.active { display: block; }

.voice-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
.voice-option {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: var(--transition);
  background: var(--bg-card);
}
.voice-option:hover { border-color: var(--purple-500); background: rgba(139,92,246,0.05); }
.voice-option.selected { border-color: var(--purple-500); background: rgba(139,92,246,0.08); }
.voice-option input[type=radio] { display: none; }
.voice-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: #fff;
}
.voice-name { font-weight: 600; font-size: 0.9rem; }
.voice-meta { font-size: 0.75rem; color: var(--text-muted); }

.kb-tabs { display: flex; gap: 0; border-bottom: 1px solid var(--border); margin-bottom: 20px; }
.kb-tab {
  padding: 10px 24px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: var(--transition);
  background: none;
  border-top: none;
  border-left: none;
  border-right: none;
}
.kb-tab.active { color: var(--purple-400); border-bottom-color: var(--purple-500); }
.kb-panel { display: none; }
.kb-panel.active { display: block; }

.fetch-status {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 12px;
  font-size: 0.85rem;
  color: var(--text-muted);
  min-height: 28px;
}

.preview-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  margin-bottom: 24px;
}
.preview-row {
  display: flex;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}
.preview-row:last-child { border-bottom: none; }
.preview-row .label { color: var(--text-muted); }
.preview-row .value { font-weight: 600; text-align: right; max-width: 60%; }

.launch-progress {
  text-align: center;
  padding: 20px;
  display: none;
}
.progress-step {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
  font-size: 0.9rem;
  color: var(--text-muted);
}
.progress-step.active { color: var(--text-primary); }
.progress-step.done   { color: var(--success); }
.progress-step-icon   { width: 24px; text-align: center; font-size: 1rem; }

.wizard-nav {
  display: flex;
  justify-content: space-between;
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

/* ---- Call Page ---- */
.call-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-primary);
  position: relative;
  overflow: hidden;
}
.call-page::before {
  content: '';
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(124,58,237,0.12), transparent 70%);
  top: 50%;
  left: 50%;
  transform: translate(-50%,-50%);
  pointer-events: none;
}
.call-box {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 400px;
  width: 100%;
  padding: 24px;
}
.call-agent-name { font-size: 1.1rem; color: var(--text-secondary); margin-bottom: 4px; }
.call-company { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 40px; }

.call-avatar-wrap { position: relative; display: inline-block; margin-bottom: 32px; }
.call-avatar {
  width: 130px;
  height: 130px;
  border-radius: 50%;
  background: var(--gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  position: relative;
  z-index: 1;
  box-shadow: 0 0 60px rgba(124,58,237,0.3);
}
.call-ring {
  position: absolute;
  inset: -10px;
  border-radius: 50%;
  border: 2px solid rgba(139,92,246,0.3);
  animation: ring-pulse 2s ease-in-out infinite;
}
.call-ring:nth-child(2) { inset: -22px; animation-delay: 0.4s; border-color: rgba(139,92,246,0.15); }
.call-ring:nth-child(3) { inset: -36px; animation-delay: 0.8s; border-color: rgba(139,92,246,0.07); }
@keyframes ring-pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50%       { transform: scale(1.04); opacity: 0.6; }
}
.call-avatar.active .call-ring { animation: ring-active 1s ease-in-out infinite; }
@keyframes ring-active {
  0%, 100% { transform: scale(1); opacity: 1; }
  50%       { transform: scale(1.08); opacity: 0.4; }
}

.call-status {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 8px;
  min-height: 28px;
  transition: var(--transition);
}
.call-timer {
  font-size: 2.2rem;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  min-height: 48px;
  margin-bottom: 32px;
}

/* Waveform */
.waveform {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  height: 40px;
  margin-bottom: 32px;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.waveform.visible { opacity: 1; }
.wave-bar {
  width: 4px;
  border-radius: 2px;
  background: var(--gradient);
  height: 6px;
  transform-origin: center;
}
.waveform.speaking .wave-bar:nth-child(1) { animation: wave 0.8s ease-in-out infinite 0s; }
.waveform.speaking .wave-bar:nth-child(2) { animation: wave 0.8s ease-in-out infinite 0.1s; }
.waveform.speaking .wave-bar:nth-child(3) { animation: wave 0.8s ease-in-out infinite 0.2s; }
.waveform.speaking .wave-bar:nth-child(4) { animation: wave 0.8s ease-in-out infinite 0.3s; }
.waveform.speaking .wave-bar:nth-child(5) { animation: wave 0.8s ease-in-out infinite 0.15s; }
.waveform.speaking .wave-bar:nth-child(6) { animation: wave 0.8s ease-in-out infinite 0.05s; }
.waveform.speaking .wave-bar:nth-child(7) { animation: wave 0.8s ease-in-out infinite 0.25s; }
@keyframes wave {
  0%, 100% { height: 6px; }
  50%       { height: 32px; }
}

.call-actions { display: flex; gap: 16px; justify-content: center; align-items: center; }

.btn-call-start {
  padding: 18px 48px;
  font-size: 1.05rem;
  border-radius: 50px;
  background: var(--gradient);
  color: #fff;
  border: none;
  cursor: pointer;
  font-weight: 700;
  box-shadow: 0 6px 32px rgba(124,58,237,0.4);
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 10px;
}
.btn-call-start:hover { transform: translateY(-2px); box-shadow: 0 10px 40px rgba(124,58,237,0.5); }
.btn-call-start:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

.btn-call-end {
  padding: 18px 48px;
  font-size: 1.05rem;
  border-radius: 50px;
  background: rgba(239,68,68,0.1);
  color: var(--error);
  border: 2px solid var(--error);
  cursor: pointer;
  font-weight: 700;
  transition: var(--transition);
  display: none;
  align-items: center;
  gap: 10px;
}
.btn-call-end:hover { background: var(--error); color: #fff; }
.btn-call-end.visible { display: flex; }

.call-first-message {
  margin-top: 40px;
  padding: 16px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-style: italic;
  max-width: 340px;
  margin-left: auto;
  margin-right: auto;
}
.call-mic-error {
  margin-top: 16px;
  color: var(--error);
  font-size: 0.85rem;
}

/* ---- Landing Page ---- */
.hero {
  padding: 100px 0 80px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  width: 800px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(124,58,237,0.15), transparent 70%);
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  pointer-events: none;
}
.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: rgba(139,92,246,0.1);
  border: 1px solid rgba(139,92,246,0.2);
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--purple-400);
  margin-bottom: 24px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.hero-title { margin-bottom: 20px; }
.hero-title span { background: var(--gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.hero-sub { font-size: 1.15rem; color: var(--text-secondary); max-width: 560px; margin: 0 auto 40px; }
.hero-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

.features-section { padding: 80px 0; }
.section-label { text-align: center; margin-bottom: 16px; }
.section-title { text-align: center; margin-bottom: 12px; }
.section-sub   { text-align: center; color: var(--text-secondary); margin-bottom: 56px; }
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: var(--transition);
}
.feature-card:hover { border-color: rgba(139,92,246,0.3); box-shadow: var(--shadow-glow); }
.feature-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: var(--gradient-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 16px;
}
.feature-card h3 { margin-bottom: 10px; }

.how-section { padding: 80px 0; background: var(--bg-secondary); }
.steps-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.step-item { text-align: center; position: relative; }
.step-item:not(:last-child)::after {
  content: '→';
  position: absolute;
  top: 24px;
  right: -16px;
  color: var(--text-muted);
  font-size: 1.2rem;
}
.step-num {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.1rem;
  margin: 0 auto 16px;
}
.step-item h4 { margin-bottom: 8px; }

.pricing-section { padding: 80px 0; }
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; max-width: 900px; margin: 0 auto; }
.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 36px 28px;
  text-align: center;
  position: relative;
  transition: var(--transition);
}
.pricing-card.popular {
  border-color: var(--purple-500);
  box-shadow: var(--shadow-glow);
}
.popular-tag {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: 20px;
  white-space: nowrap;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.plan-name { font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-muted); margin-bottom: 8px; }
.plan-price { font-size: 2.5rem; font-weight: 800; margin-bottom: 4px; }
.plan-price span { font-size: 1rem; font-weight: 400; color: var(--text-muted); }
.plan-features { list-style: none; margin: 24px 0 28px; text-align: left; }
.plan-features li { padding: 8px 0; font-size: 0.88rem; color: var(--text-secondary); display: flex; align-items: center; gap: 8px; }
.plan-features li::before { content: '✓'; color: var(--success); font-weight: 700; flex-shrink: 0; }

.cta-section {
  padding: 80px 0;
  text-align: center;
  background: var(--bg-secondary);
}

footer {
  padding: 32px;
  text-align: center;
  border-top: 1px solid var(--border);
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ---- Agent Edit ---- */
.edit-layout {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 32px;
  padding: 32px 0;
}
.edit-sidebar .card { position: sticky; top: 80px; }
.call-url-box {
  background: rgba(139,92,246,0.06);
  border: 1px solid rgba(139,92,246,0.2);
  border-radius: var(--radius);
  padding: 14px 16px;
  font-size: 0.8rem;
  word-break: break-all;
  color: var(--purple-400);
  margin-top: 12px;
}

/* ---- Misc Utilities ---- */
.text-gradient { background: var(--gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.text-muted  { color: var(--text-muted); }
.text-sm     { font-size: 0.85rem; }
.text-xs     { font-size: 0.78rem; }
.mt-1 { margin-top: 4px; }  .mt-2 { margin-top: 8px; }
.mt-3 { margin-top: 12px; } .mt-4 { margin-top: 16px; }
.mb-4 { margin-bottom: 16px; }
.flex { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: 8px; } .gap-3 { gap: 12px; } .gap-4 { gap: 16px; }
.w-full { width: 100%; }
.hidden { display: none !important; }
.divider { height: 1px; background: var(--border); margin: 24px 0; }

@media (max-width: 900px) {
  .features-grid { grid-template-columns: 1fr; }
  .pricing-grid  { grid-template-columns: 1fr; max-width: 400px; }
  .steps-grid    { grid-template-columns: repeat(2,1fr); }
  .stats-bar     { grid-template-columns: 1fr; }
  .edit-layout   { grid-template-columns: 1fr; }
  .voice-grid    { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  .navbar { padding: 12px 16px; }
  .container { padding: 0 16px; }
  .hero { padding: 60px 0; }
  .steps-grid { grid-template-columns: 1fr; }
  .step-item::after { display: none; }
}

/* ---- Lucide Icons ---- */
.stat-icon svg,
.empty-icon svg,
.agent-avatar svg,
.admin-stat-icon svg,
.admin-brand-icon svg,
.nav-icon svg,
.progress-step-icon svg,
.voice-avatar svg,
.navbar-logo svg { width: 1em; height: 1em; }

.stat-icon svg { width: 22px; height: 22px; }
.empty-icon svg { width: 40px; height: 40px; }
.agent-avatar svg { width: 22px; height: 22px; }
.admin-stat-icon svg { width: 22px; height: 22px; }
.admin-brand-icon svg { width: 22px; height: 22px; }
.navbar-logo svg { width: 20px; height: 20px; }
.nav-icon svg { width: 16px; height: 16px; }
.password-toggle svg { width: 16px; height: 16px; }

/* KB file drop zone */
.kb-file-drop {
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 40px 24px;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  align-items: center;
}
.kb-file-drop:hover,
.kb-file-drop.drag-over {
  border-color: var(--purple-500);
  background: rgba(139,92,246,0.04);
}

/* Spin animation for progress loader icons */
@keyframes spin { to { transform: rotate(360deg); } }
.spin-icon { animation: spin 0.8s linear infinite; }