:root {
  --bg-dark: #090c10;
  --card-bg: rgba(18, 24, 34, 0.75);
  --card-border: rgba(255, 255, 255, 0.08);
  --card-border-hover: rgba(255, 255, 255, 0.14);
  --input-bg: #0d1117;
  --input-border: #21262d;
  --input-focus: #388bfd;
  
  --text-main: #f0f6fc;
  --text-muted: #8b949e;
  --text-dim: #6e7681;
  
  --primary-purple: #9d8df1;
  --primary-purple-hover: #b5a8f7;
  --primary-purple-glow: rgba(157, 141, 241, 0.35);
  --btn-gradient: linear-gradient(135deg, #a797f7 0%, #8574e8 100%);
  
  --accent-green: #3fb950;
  --accent-green-glow: rgba(63, 185, 80, 0.4);
  
  --error-red: #f85149;
  --error-bg: rgba(248, 81, 73, 0.1);
  --error-border: rgba(248, 81, 73, 0.3);
  
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
}

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

body {
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: var(--font-sans);
  min-height: 100vh;
  position: relative;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Subtle Dark Grid Background */
.grid-background {
  position: fixed;
  inset: 0;
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 32px 32px;
  mask-image: radial-gradient(circle at center, black 40%, transparent 90%);
  -webkit-mask-image: radial-gradient(circle at center, black 40%, transparent 90%);
  pointer-events: none;
  z-index: 0;
}

.ambient-glow {
  position: fixed;
  top: 15%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 400px;
  background: radial-gradient(circle, rgba(133, 116, 232, 0.08) 0%, rgba(0,0,0,0) 70%);
  filter: blur(80px);
  pointer-events: none;
  z-index: 0;
}

/* Page Layout */
.page-container {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  justify-content: space-between;
  padding: 1.5rem 2rem;
}

/* Top Navigation */
.top-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.terminal-icon {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 6px;
  padding: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
}

.brand-name {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  color: var(--text-main);
}

.brand-tag {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-dim);
  background: rgba(255, 255, 255, 0.04);
  padding: 2px 6px;
  border-radius: 4px;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.help-btn {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 500;
  padding: 5px 12px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.help-btn:hover {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-main);
  border-color: rgba(255, 255, 255, 0.15);
}

/* Main Content Wrapper */
.auth-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  max-width: 440px;
  margin: auto;
}

/* Dev Avatar Badge */
.avatar-badge-wrapper {
  margin-bottom: 1.5rem;
}

.avatar-badge {
  position: relative;
  background: rgba(22, 27, 34, 0.95);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 14px 20px;
  border-radius: 14px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4), 0 0 15px rgba(255, 255, 255, 0.02);
  display: flex;
  align-items: center;
  justify-content: center;
}

.avatar-text {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 1.05rem;
  color: #cfd6e0;
}

.online-indicator {
  position: absolute;
  top: -4px;
  right: -4px;
  width: 8px;
  height: 8px;
  background-color: var(--accent-green);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--accent-green);
}

/* Heading Section */
.header-section {
  text-align: center;
  margin-bottom: 1.8rem;
}

.auth-title {
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: #ffffff;
  margin-bottom: 0.6rem;
}

.auth-subtitle {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.45;
  max-width: 360px;
  margin: 0 auto 1.2rem auto;
}

.env-badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: rgba(13, 17, 23, 0.8);
  border: 1px solid rgba(63, 185, 80, 0.25);
  padding: 4px 12px;
  border-radius: 100px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
}

.status-dot {
  width: 6px;
  height: 6px;
  background-color: var(--accent-green);
  border-radius: 50%;
  box-shadow: 0 0 6px var(--accent-green);
}

.env-text {
  color: var(--accent-green);
  font-weight: 500;
}

.env-divider {
  color: var(--text-dim);
}

.env-version {
  color: var(--text-muted);
}

/* Form Card Container */
.card-container {
  position: relative;
  width: 100%;
  background: var(--card-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--card-border);
  border-radius: 14px;
  padding: 1.8rem;
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.45);
  transition: border-color 0.2s ease;
}

.card-container:hover {
  border-color: var(--card-border-hover);
}

/* Alerts */
.alert {
  position: absolute;
  top: 100%;
  margin-top: 1.2rem;
  left: 0;
  width: 100%;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 18px;
  border-radius: 8px;
  font-size: 0.85rem;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
  z-index: 1000;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.error-alert {
  background: var(--error-bg);
  border: 1px solid var(--error-border);
  color: var(--error-red);
  backdrop-filter: blur(10px);
}

.hidden {
  display: none !important;
}

.alert.hidden {
  display: flex !important;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  pointer-events: none;
}

/* Form Groups */
.form-group {
  margin-bottom: 1.25rem;
}

.label-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
}

.label-row label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-main);
}

.label-meta {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-dim);
}

.forgot-link {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s;
}

.forgot-link:hover {
  color: var(--primary-purple);
  text-decoration: underline;
}

/* Inputs */
.input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.input-icon {
  position: absolute;
  left: 12px;
  color: var(--text-dim);
  display: flex;
  align-items: center;
  pointer-events: none;
}

.input-wrapper input {
  width: 100%;
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: 8px;
  padding: 10px 12px 10px 38px;
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  transition: all 0.2s ease;
  outline: none;
}

.input-wrapper input:focus {
  border-color: var(--primary-purple);
  box-shadow: 0 0 0 3px var(--primary-purple-glow);
  background: #0f141c;
}

.input-wrapper input::placeholder {
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 0.85rem;
}

.visibility-toggle {
  position: absolute;
  right: 12px;
  background: transparent;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  display: flex;
  align-items: center;
  padding: 4px;
  transition: color 0.2s;
}

.visibility-toggle:hover {
  color: var(--text-main);
}

/* Checkbox Row */
.options-row {
  margin-bottom: 1.4rem;
}

.checkbox-container {
  display: flex;
  align-items: center;
  cursor: pointer;
  user-select: none;
  gap: 9px;
}

.checkbox-container input {
  position: absolute;
  opacity: 0;
  cursor: pointer;
  height: 0;
  width: 0;
}

.custom-checkbox {
  width: 16px;
  height: 16px;
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: 4px;
  display: inline-block;
  position: relative;
  transition: all 0.2s;
}

.checkbox-container input:checked ~ .custom-checkbox {
  background: var(--primary-purple);
  border-color: var(--primary-purple);
}

.custom-checkbox::after {
  content: "";
  position: absolute;
  display: none;
  left: 5px;
  top: 2px;
  width: 4px;
  height: 8px;
  border: solid #090c10;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.checkbox-container input:checked ~ .custom-checkbox::after {
  display: block;
}

.checkbox-label {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* Submit Action Button */
.submit-btn {
  width: 100%;
  height: 48px;
  background: var(--btn-gradient);
  border: none;
  border-radius: 8px;
  padding: 0 12px;
  color: #0b0f19;
  font-family: var(--font-sans);
  font-size: 0.92rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  box-shadow: 0 4px 14px var(--primary-purple-glow);
  transition: all 0.2s ease;
}

.submit-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px var(--primary-purple-glow);
  filter: brightness(1.05);
}

.submit-btn:active {
  transform: translateY(0);
}

.btn-arrow {
  font-size: 1.1rem;
  transition: transform 0.2s;
}

.submit-btn:hover .btn-arrow {
  transform: translateX(3px);
}

/* Spinner */
.spinner {
  width: 16px;
  height: 16px;
  border: 2px solid rgba(0, 0, 0, 0.2);
  border-top-color: #000;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

/* Back Link */
.back-link {
  margin-top: 1.6rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: color 0.2s;
}

.back-link:hover {
  color: var(--text-main);
}

.back-link .arrow {
  font-size: 0.9rem;
  transition: transform 0.2s;
}

.back-link:hover .arrow {
  transform: translateX(-3px);
}

/* Bottom Status Bar */
.system-status-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  width: 100%;
  margin: 1.5rem auto 0 auto;
  padding-top: 1rem;
  font-size: 0.75rem;
  color: var(--text-dim);
  border-top: 1px solid rgba(255, 255, 255, 0.04);
}

.status-left, .status-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.status-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.status-item.mono {
  font-family: var(--font-mono);
}

.status-code-tag {
  background: rgba(63, 185, 80, 0.15);
  color: var(--accent-green);
  border: 1px solid rgba(63, 185, 80, 0.3);
  padding: 1px 5px;
  border-radius: 3px;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 0.65rem;
}

.status-sep {
  color: rgba(255, 255, 255, 0.1);
}

.status-proto {
  font-family: var(--font-mono);
  color: var(--text-dim);
}

/* Pulsing dot */
.pulse {
  animation: pulse-animation 2s infinite;
}

@keyframes pulse-animation {
  0% { transform: scale(0.95); opacity: 0.7; }
  50% { transform: scale(1.15); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.7; }
}

/* Mobile & Tablet Responsiveness */
@media (max-width: 640px) {
  .page-container {
    padding: 1rem;
  }
  
  .auth-wrapper {
    max-width: 100%;
  }

  .card-container {
    padding: 1.4rem;
  }

  .system-status-bar {
    flex-direction: column;
    gap: 8px;
    align-items: center;
    text-align: center;
  }
}

/* ── Sidebar & Chat Layout ── */
.app-layout {
  display: flex;
  flex: 1;
  height: calc(100vh - 100px);
  overflow: hidden;
  position: relative;
  margin-top: 1rem;
}

/* Sidebar */
.sidebar {
  width: 260px;
  background: var(--card-bg);
  border-right: 1px solid var(--card-border);
  display: flex;
  flex-direction: column;
  transition: width 0.3s ease;
  z-index: 10;
  border-radius: 12px 0 0 12px;
  backdrop-filter: blur(16px);
  overflow: hidden;
}
.sidebar.collapsed {
  width: 0;
  border: none;
}

.sidebar-header {
  padding: 1rem;
  border-bottom: 1px solid var(--card-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.sidebar-title {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.new-chat-btn {
  background: transparent;
  border: 1px solid var(--card-border);
  color: var(--text-main);
  padding: 4px 8px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.75rem;
  transition: all 0.2s;
}
.new-chat-btn:hover {
  background: rgba(255,255,255,0.05);
  border-color: var(--primary-purple);
}

.chat-list {
  flex: 1;
  overflow-y: auto;
  padding: 0.5rem;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.chat-list-item {
  padding: 0.6rem 0.8rem;
  border-radius: 6px;
  cursor: pointer;
  color: var(--text-main);
  font-size: 0.85rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: background 0.2s;
}
.chat-list-item:hover {
  background: rgba(255,255,255,0.05);
}
.chat-list-item.active {
  background: rgba(157, 141, 241, 0.15);
  color: var(--primary-purple);
  font-weight: 500;
}

/* Main Chat Area */
.chat-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: rgba(13, 17, 23, 0.6);
  backdrop-filter: blur(10px);
  border-radius: 0 12px 12px 0;
  border: 1px solid var(--card-border);
  border-left: none;
  position: relative;
}
.sidebar.collapsed + .chat-main {
  border-left: 1px solid var(--card-border);
  border-radius: 12px;
}

.toggle-sidebar-btn {
  position: absolute;
  top: 1rem;
  left: 1rem;
  z-index: 20;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  color: var(--text-muted);
  width: 32px;
  height: 32px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s;
}
.toggle-sidebar-btn:hover {
  color: var(--text-main);
  border-color: rgba(255,255,255,0.2);
}

/* Chat Messages */
.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 4rem 2rem 2rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.message {
  display: flex;
  flex-direction: column;
  max-width: 80%;
}
.message.user {
  align-self: flex-end;
  align-items: flex-end;
}
.message.system {
  align-self: flex-start;
  align-items: flex-start;
}

.msg-bubble {
  padding: 1rem 1.2rem;
  border-radius: 12px;
  font-size: 0.9rem;
  line-height: 1.5;
}
.message.user .msg-bubble {
  background: var(--primary-purple);
  color: #0b0f19;
  border-bottom-right-radius: 2px;
}
.message.system .msg-bubble {
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--card-border);
  color: var(--text-main);
  border-bottom-left-radius: 2px;
}

.msg-resume-card {
  margin-top: 0.8rem;
  background: rgba(63, 185, 80, 0.08);
  border: 1px solid rgba(63, 185, 80, 0.2);
  border-radius: 8px;
  padding: 1rem;
  display: flex;
  align-items: center;
  gap: 12px;
}
.msg-resume-card .file-icon {
  color: var(--accent-green);
  font-size: 1.5rem;
}
.msg-resume-card .file-info {
  flex: 1;
}
.msg-resume-card .file-name {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-main);
}
.msg-resume-card .file-meta {
  font-size: 0.75rem;
  color: var(--text-dim);
}
.msg-resume-card .download-btn {
  background: var(--accent-green);
  color: #000;
  text-decoration: none;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 6px;
  transition: opacity 0.2s;
}
.msg-resume-card .download-btn:hover {
  opacity: 0.85;
}

/* Chat Input */
.chat-input-area {
  padding: 1rem 2rem;
  border-top: 1px solid var(--card-border);
  background: rgba(0,0,0,0.2);
}
.chat-input-wrapper {
  position: relative;
  display: flex;
  align-items: flex-end;
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: 12px;
  padding: 8px;
}
.chat-input-wrapper:focus-within {
  border-color: var(--primary-purple);
}
.chat-textarea {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  resize: none;
  padding: 8px;
  max-height: 150px;
  outline: none;
}
.chat-textarea::placeholder {
  color: var(--text-dim);
}
.chat-send-btn {
  background: var(--primary-purple);
  color: #000;
  border: none;
  border-radius: 8px;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  margin-left: 8px;
  transition: filter 0.2s;
}
.chat-send-btn:hover {
  filter: brightness(1.1);
}
.chat-send-btn:disabled {
  background: var(--text-dim);
  cursor: not-allowed;
}

/* Scrollbar styling for chat */
.chat-messages::-webkit-scrollbar, .chat-list::-webkit-scrollbar {
  width: 6px;
}
.chat-messages::-webkit-scrollbar-track, .chat-list::-webkit-scrollbar-track {
  background: transparent;
}
.chat-messages::-webkit-scrollbar-thumb, .chat-list::-webkit-scrollbar-thumb {
  background: rgba(255,255,255,0.1);
  border-radius: 10px;
}

/* Input state wrappers */
.chat-list-item.active {
  background: rgba(157, 141, 241, 0.15);
  color: var(--primary-purple);
  font-weight: 500;
}

/* Main Chat Area */
.chat-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: rgba(13, 17, 23, 0.6);
  backdrop-filter: blur(10px);
  border-radius: 0 12px 12px 0;
  border: 1px solid var(--card-border);
  border-left: none;
  position: relative;
}
.sidebar.collapsed + .chat-main {
  border-left: 1px solid var(--card-border);
  border-radius: 12px;
}

.toggle-sidebar-btn {
  position: absolute;
  top: 1rem;
  left: 1rem;
  z-index: 20;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  color: var(--text-muted);
  width: 32px;
  height: 32px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s;
}
.toggle-sidebar-btn:hover {
  color: var(--text-main);
  border-color: rgba(255,255,255,0.2);
}

/* Chat Messages */
.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 4rem 2rem 2rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.message {
  display: flex;
  flex-direction: column;
  max-width: 80%;
}
.message.user {
  align-self: flex-end;
  align-items: flex-end;
}
.message.system {
  align-self: flex-start;
  align-items: flex-start;
}

.msg-bubble {
  padding: 1rem 1.2rem;
  border-radius: 12px;
  font-size: 0.9rem;
  line-height: 1.5;
}
.message.user .msg-bubble {
  background: var(--primary-purple);
  color: #0b0f19;
  border-bottom-right-radius: 2px;
}
.message.system .msg-bubble {
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--card-border);
  color: var(--text-main);
  border-bottom-left-radius: 2px;
}

.msg-resume-card {
  margin-top: 0.8rem;
  background: rgba(63, 185, 80, 0.08);
  border: 1px solid rgba(63, 185, 80, 0.2);
  border-radius: 8px;
  padding: 1rem;
  display: flex;
  align-items: center;
  gap: 12px;
}
.msg-resume-card .file-icon {
  color: var(--accent-green);
  font-size: 1.5rem;
}
.msg-resume-card .file-info {
  flex: 1;
}
.msg-resume-card .file-name {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-main);
}
.msg-resume-card .file-meta {
  font-size: 0.75rem;
  color: var(--text-dim);
}
.msg-resume-card .download-btn {
  background: var(--accent-green);
  color: #000;
  text-decoration: none;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 6px;
  transition: opacity 0.2s;
}
.msg-resume-card .download-btn:hover {
  opacity: 0.85;
}

/* Chat Input */
.chat-input-area {
  padding: 1rem 2rem;
  border-top: 1px solid var(--card-border);
  background: rgba(0,0,0,0.2);
}
.chat-input-wrapper {
  position: relative;
  display: flex;
  align-items: flex-end;
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: 12px;
  padding: 8px;
}
.chat-input-wrapper:focus-within {
  border-color: var(--primary-purple);
}
.chat-textarea {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  resize: none;
  padding: 8px;
  max-height: 150px;
  outline: none;
}
.chat-textarea::placeholder {
  color: var(--text-dim);
}
.chat-send-btn {
  background: var(--primary-purple);
  color: #000;
  border: none;
  border-radius: 8px;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  margin-left: 8px;
  transition: filter 0.2s;
}
.chat-send-btn:hover {
  filter: brightness(1.1);
}
.chat-send-btn:disabled {
  background: var(--text-dim);
  cursor: not-allowed;
}

/* Scrollbar styling for chat */
.chat-messages::-webkit-scrollbar, .chat-list::-webkit-scrollbar {
  width: 6px;
}
.chat-messages::-webkit-scrollbar-track, .chat-list::-webkit-scrollbar-track {
  background: transparent;
}
.chat-messages::-webkit-scrollbar-thumb, .chat-list::-webkit-scrollbar-thumb {
  background: rgba(255,255,255,0.1);
  border-radius: 10px;
}

/* Input state wrappers */
#newChatState {
  padding: 2rem;
  overflow-y: auto;
  height: 100%;
}
#activeChatState {
  display: flex;
  flex-direction: column;
  height: 100%;
}
.header-margin { margin-bottom: 2rem; }
.spinner-small { width: 14px; height: 14px; border-width: 2px; }

/* Dashboard Styles */
.dash-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 720px;
  width: 100%;
  margin: 0 auto 2rem auto;
}
.dash-user {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-main);
}
.logout-btn {
  background: rgba(248, 81, 73, 0.1);
  border: 1px solid rgba(248, 81, 73, 0.3);
  color: var(--error-red);
  padding: 6px 14px;
  border-radius: 6px;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  transition: all 0.2s;
}
.logout-btn:hover {
  background: rgba(248, 81, 73, 0.2);
}

.projects-grid {
  max-width: 720px;
  width: 100%;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
}

.project-card {
  background: var(--card-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  padding: 1.5rem;
  cursor: pointer;
  transition: all 0.25s ease;
  text-decoration: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.project-card:hover {
  border-color: var(--primary-purple);
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(157, 141, 241, 0.12);
}
.project-icon {
  font-size: 1.6rem;
  line-height: 1;
}
.project-name {
  font-size: 0.95rem;
  font-weight: 600;
  color: #fff;
}
.project-desc {
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.45;
}

.project-card.coming-soon {
  opacity: 0.5;
  cursor: default;
  pointer-events: none;
}
.coming-soon-tag {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-dim);
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.06);
  padding: 2px 8px;
  border-radius: 4px;
  display: inline-block;
  margin-top: auto;
}

.dash-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  padding-top: 1rem;
}

@media (max-width: 640px) {
  .projects-grid {
    grid-template-columns: 1fr;
  }
  .dash-header {
    margin-bottom: 1.2rem;
  }
}

/* Resume Generator Styles */
.page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 720px;
  width: 100%;
  margin: 0 auto 1.5rem auto;
}
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  font-family: var(--font-mono);
  transition: color 0.2s;
}
.back-link:hover {
  color: var(--text-main);
}
.arrow {
  font-size: 1.2rem;
  transition: transform 0.2s;
}
.back-link:hover .arrow {
  transform: translateX(-4px);
}
.card {
  background: var(--card-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  padding: 1.5rem;
  max-width: 720px;
  width: 100%;
  margin: 0 auto;
}
.jd-textarea {
  width: 100%;
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  color: var(--text-main);
  border-radius: 8px;
  padding: 12px;
  min-height: 180px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  resize: vertical;
  outline: none;
  transition: border-color 0.2s;
}
.jd-textarea:focus {
  border-color: var(--primary-purple);
}
.upload-section {
  margin: 1.5rem 0;
}
.upload-zone {
  border: 2px dashed var(--input-border);
  border-radius: 8px;
  padding: 2rem;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s;
  background: rgba(255,255,255,0.02);
}
.upload-zone:hover, .upload-zone.drag-over {
  border-color: var(--primary-purple);
  background: rgba(157, 141, 241, 0.05);
}
.upload-icon {
  font-size: 2rem;
  margin-bottom: 0.5rem;
  color: var(--text-muted);
}
.upload-text {
  font-size: 0.9rem;
  color: var(--text-main);
  margin-bottom: 0.25rem;
}
.upload-subtext {
  font-size: 0.75rem;
  color: var(--text-dim);
}
.file-input {
  display: none;
}
.preview-area {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 1rem;
}
.preview-area.has-files {
  margin-bottom: 1.5rem;
}
.preview-chip {
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.1);
  padding: 4px 10px;
  border-radius: 16px;
  font-size: 0.75rem;
  display: flex;
  align-items: center;
  gap: 6px;
}
.remove-file {
  cursor: pointer;
  color: var(--text-muted);
  font-weight: bold;
}
.remove-file:hover {
  color: var(--error-red);
}
.generate-btn {
  width: 100%;
  padding: 12px;
  background: var(--primary-purple);
  color: #0b0f19;
  border: none;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
}
.generate-btn:hover {
  filter: brightness(1.1);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(157, 141, 241, 0.3);
}
.generate-btn:active {
  transform: translateY(0);
}
.generate-btn:disabled {
  background: var(--text-muted);
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}
.spinner {
  width: 18px;
  height: 18px;
  border: 3px solid rgba(0,0,0,0.2);
  border-top-color: #0b0f19;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { 100% { transform: rotate(360deg); } }
.hidden { display: none !important; }

/* Main Chat Area */
.chat-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: rgba(13, 17, 23, 0.6);
  backdrop-filter: blur(10px);
  border-radius: 0 12px 12px 0;
  border: 1px solid var(--card-border);
  border-left: none;
  position: relative;
}
.sidebar.collapsed + .chat-main {
  border-left: 1px solid var(--card-border);
  border-radius: 12px;
}
.toggle-sidebar-btn {
  position: absolute;
  top: 1rem;
  left: 1rem;
  z-index: 20;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  color: var(--text-muted);
  width: 32px;
  height: 32px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s;
}
.toggle-sidebar-btn:hover {
  color: var(--text-main);
  border-color: rgba(255,255,255,0.2);
}
.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 4rem 2rem 2rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.message {
  display: flex;
  flex-direction: column;
  max-width: 80%;
}
.message.user {
  align-self: flex-end;
  align-items: flex-end;
}
.message.system {
  align-self: flex-start;
  align-items: flex-start;
}
.msg-bubble {
  padding: 1rem 1.2rem;
  border-radius: 12px;
  font-size: 0.9rem;
  line-height: 1.5;
}
.message.user .msg-bubble {
  background: var(--primary-purple);
  color: #0b0f19;
  border-bottom-right-radius: 2px;
}
.message.system .msg-bubble {
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--card-border);
  color: var(--text-main);
  border-bottom-left-radius: 2px;
}
.msg-resume-card {
  margin-top: 0.8rem;
  background: rgba(63, 185, 80, 0.08);
  border: 1px solid rgba(63, 185, 80, 0.2);
  border-radius: 8px;
  padding: 1rem;
  display: flex;
  align-items: center;
  gap: 12px;
}
.msg-resume-card .file-icon {
  color: var(--accent-green);
  font-size: 1.5rem;
}
.msg-resume-card .file-info {
  flex: 1;
}
.msg-resume-card .file-name {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-main);
}
.msg-resume-card .file-meta {
  font-size: 0.75rem;
  color: var(--text-dim);
}
.msg-resume-card .download-btn {
  background: var(--accent-green);
  color: #000;
  text-decoration: none;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 6px;
  transition: opacity 0.2s;
}
.msg-resume-card .download-btn:hover {
  opacity: 0.85;
}
.chat-input-area {
  padding: 1rem 2rem;
  border-top: 1px solid var(--card-border);
  background: rgba(0,0,0,0.2);
}
.chat-input-wrapper {
  position: relative;
  display: flex;
  align-items: flex-end;
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: 12px;
  padding: 8px;
}
.chat-input-wrapper:focus-within {
  border-color: var(--primary-purple);
}
.chat-textarea {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  resize: none;
  padding: 8px;
  max-height: 150px;
  outline: none;
}
.chat-textarea::placeholder {
  color: var(--text-dim);
}
.chat-send-btn {
  background: var(--primary-purple);
  color: #000;
  border: none;
  border-radius: 8px;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  margin-left: 8px;
  transition: filter 0.2s;
}
.chat-send-btn:hover {
  filter: brightness(1.1);
}
.chat-send-btn:disabled {
  background: var(--text-dim);
  cursor: not-allowed;
}

@keyframes pulse {
  0% { opacity: 0.6; }
  50% { opacity: 1; }
  100% { opacity: 0.6; }
}
.pulse {
  animation: pulse 1.5s infinite;
}
/* Missing Resume Generator UI Styles */
.workspace-card {
  background: var(--card-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  padding: 1.5rem;
  max-width: 720px;
  width: 100%;
  margin: 0 auto;
}
.workspace-card h2 {
  font-size: 1.4rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}
.subtitle {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}
.jd-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
  color: var(--text-main);
}
.or-divider {
  text-align: center;
  margin: 1.5rem 0;
  font-size: 0.85rem;
  color: var(--text-muted);
  position: relative;
}
.or-divider::before, .or-divider::after {
  content: "";
  position: absolute;
  top: 50%;
  width: calc(50% - 70px);
  height: 1px;
  background: var(--card-border);
}
.or-divider::before { left: 0; }
.or-divider::after { right: 0; }
.result-area {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--card-border);
}
.download-link {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: rgba(63, 185, 80, 0.1);
  border: 1px solid rgba(63, 185, 80, 0.3);
  color: var(--accent-green);
  padding: 10px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 500;
  font-size: 0.9rem;
  transition: all 0.2s;
}
.download-link:hover {
  background: rgba(63, 185, 80, 0.2);
}
/* Right Sidebar Styles */
.right-sidebar {
  width: 320px;
  background: var(--card-bg);
  border-left: 1px solid var(--card-border);
  display: flex;
  flex-direction: column;
  transition: width 0.3s ease;
  z-index: 10;
  border-radius: 0 12px 12px 0;
  backdrop-filter: blur(16px);
  overflow: hidden;
}
.right-sidebar.collapsed {
  width: 0;
  border: none;
}
.right-sidebar-header {
  padding: 1rem;
  border-bottom: 1px solid var(--card-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.close-sidebar-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
  line-height: 1;
}
.close-sidebar-btn:hover {
  color: var(--text-main);
}
.right-sidebar-section {
  padding: 1rem;
  border-bottom: 1px solid var(--card-border);
  display: flex;
  flex-direction: column;
  max-height: 50%;
}
.section-heading {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}
.resumes-list {
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.resume-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--card-border);
  border-radius: 8px;
  text-decoration: none;
  color: var(--text-main);
  font-size: 0.85rem;
  transition: all 0.2s;
}
.resume-item:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255,255,255,0.2);
}
.resume-item svg {
  color: var(--accent-blue);
  flex-shrink: 0;
}
.resume-item-name {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* File Tree */
.file-tree {
  overflow-y: auto;
  font-size: 0.85rem;
}
.tree-item {
  display: flex;
  flex-direction: column;
}
.tree-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.5rem;
  cursor: pointer;
  border-radius: 6px;
  color: var(--text-muted);
  transition: all 0.2s;
}
.tree-row:hover {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-main);
}
.tree-row svg {
  flex-shrink: 0;
  width: 14px;
  height: 14px;
}
.tree-children {
  padding-left: 1rem;
  border-left: 1px solid var(--card-border);
  margin-left: 0.7rem;
}
.tree-children.hidden {
  display: none;
}
.file-item {
  color: var(--text-main);
}
.file-item:hover {
  color: var(--accent-green);
}

.toggle-right-sidebar-btn {
  position: absolute;
  top: 1rem;
  right: 1rem;
  z-index: 20;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  color: var(--text-muted);
  width: 32px;
  height: 32px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s;
}
.toggle-right-sidebar-btn:hover {
  color: var(--text-main);
  border-color: rgba(255,255,255,0.2);
}

/* File Viewer Modal specific styles */
.file-viewer-content {
  max-width: 800px;
  width: 90%;
  height: 80vh;
  display: flex;
  flex-direction: column;
}
.file-viewer-content .modal-body {
  flex: 1;
  overflow-y: auto;
  background: #0d1117;
  padding: 1.5rem;
  border-radius: 8px;
  margin-top: 1rem;
}
#fileViewerBody {
  margin: 0;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.85rem;
  white-space: pre-wrap;
  color: #c9d1d9;
}
/* Modal Base Styles */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 1;
  transition: opacity 0.3s ease;
}
.modal.hidden {
  opacity: 0;
  pointer-events: none;
}
.modal-content {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  padding: 1.5rem;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}
.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--card-border);
  padding-bottom: 1rem;
}
.modal-header h3 {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-main);
}
.close-modal-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
  line-height: 1;
}
.close-modal-btn:hover {
  color: var(--text-main);
}
.collapsible-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
}
.collapsible-header:hover {
  color: var(--text-main);
}
.chevron {
  transition: transform 0.3s ease;
}
.chevron.up {
  transform: rotate(180deg);
}
.resumes-list.hidden, .file-tree.hidden {
  display: none;
}
#fileViewerBody.markdown-preview {
  font-family: 'Inter', -apple-system, sans-serif;
  white-space: normal;
  line-height: 1.6;
}
#fileViewerBody.markdown-preview h1,
#fileViewerBody.markdown-preview h2,
#fileViewerBody.markdown-preview h3 {
  margin-top: 1.5em;
  margin-bottom: 0.5em;
  color: #fff;
}
#fileViewerBody.markdown-preview pre {
  background: rgba(0,0,0,0.5);
  padding: 1rem;
  border-radius: 6px;
  overflow-x: auto;
  font-family: 'JetBrains Mono', monospace;
  border: 1px solid var(--card-border);
}
#fileViewerBody.markdown-preview code {
  font-family: 'JetBrains Mono', monospace;
  background: rgba(0,0,0,0.5);
  padding: 0.2em 0.4em;
  border-radius: 4px;
  font-size: 0.9em;
}
#fileViewerBody.markdown-preview ul,
#fileViewerBody.markdown-preview ol {
  padding-left: 1.5rem;
  margin-bottom: 1rem;
}
#fileViewerBody.markdown-preview a {
  color: var(--primary-purple);
  text-decoration: none;
}
#fileViewerBody.markdown-preview a:hover {
  text-decoration: underline;
}

/* Media query for mobile responsive app layout */
@media (max-width: 768px) {
  .app-layout {
    position: relative;
    overflow: hidden;
  }
  
  .sidebar, .right-sidebar {
    position: absolute;
    top: 0;
    bottom: 0;
    height: 100%;
    z-index: 50;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
  }
  
  .sidebar { left: 0; width: 85%; max-width: 300px; }
  .right-sidebar { right: 0; width: 85%; max-width: 300px; }
  
  .sidebar.collapsed, .right-sidebar.collapsed { 
    width: 0; 
    border: none;
    box-shadow: none;
  }
  
  .chat-main {
    border-radius: 12px;
    border: 1px solid var(--card-border);
    width: 100%;
  }

  .file-viewer-content {
    width: 95%;
    padding: 1rem;
    height: 90vh;
  }
  
  .chat-messages {
    padding: 1rem;
  }
  
  .message-bubble {
    max-width: 90%;
  }
  
  .toggle-sidebar-btn, .toggle-right-sidebar-btn {
    top: 0.5rem;
  }
  .toggle-sidebar-btn { left: 0.5rem; }
  .toggle-right-sidebar-btn { right: 0.5rem; }
}

.chat-input-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-left: 0.5rem;
}

.chat-generate-btn {
  background: #238636;
  color: white;
  border: none;
  border-radius: 50%;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
  flex-shrink: 0;
}

.chat-generate-btn:hover {
  background: #2ea043;
  transform: translateY(-1px);
}

.chat-generate-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

/* Sidebar Search */
.search-container {
  padding: 0 1rem 1rem 1rem;
}
.sidebar-search {
  width: 100%;
  padding: 0.5rem 0.8rem;
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--card-border);
  border-radius: 6px;
  color: var(--text-main);
  font-family: inherit;
  font-size: 0.8rem;
  transition: border-color 0.2s ease;
}
.sidebar-search:focus {
  outline: none;
  border-color: var(--primary-purple);
}
.sidebar-search::placeholder {
  color: var(--text-muted);
}