static/style.css

:root {
  --primary: #059669;
  --primary-glow: rgba(5, 150, 105, 0.2);
  --bg-light: #f1f5f9;
  --glass-bg: rgba(255, 255, 255, 0.7);
  --glass-border: rgba(255, 255, 255, 0.4);
  --text-main: #0f172a;
  --text-muted: #475569;
  --danger: #e11d48;
  --warning: #d97706;
  --card-bg: rgba(255, 255, 255, 0.5);
}

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

body {
  font-family: 'Outfit', sans-serif;
  background-color: var(--bg-light);
  color: var(--text-main);
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}

/* Dynamic Background Blobs */
.blob {
  position: absolute;
  filter: blur(80px);
  z-index: -1;
  opacity: 0.4;
}

.shape1 {
  top: -100px;
  left: -100px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, #bae6fd, transparent);
  animation: float 10s ease-in-out infinite;
}

.shape2 {
  bottom: -150px;
  right: -50px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, #ddd6fe, transparent);
  animation: float 12s ease-in-out infinite reverse;
}

@keyframes float {
  0% {
    transform: translate(0, 0);
  }

  50% {
    transform: translate(40px, -60px);
  }

  100% {
    transform: translate(0, 0);
  }
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 3rem 1.5rem;
}

header {
  text-align: center;
  margin-bottom: 3.5rem;
}

header h1 {
  font-size: 2.8rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  background: linear-gradient(to right, #059669, #2563eb);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -0.5px;
}

header p {
  color: var(--text-muted);
  font-size: 1.15rem;
  max-width: 600px;
  margin: 0 auto;
}

.glass-panel {
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  padding: 2.5rem;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.05), inset 0 0 0 1px rgba(255, 255, 255, 0.4);
}

.input-section {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

textarea {
  width: 100%;
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(15, 23, 42, 0.1);
  border-radius: 12px;
  color: var(--text-main);
  padding: 1.25rem;
  font-family: inherit;
  font-size: 1.05rem;
  resize: vertical;
  outline: none;
  transition: all 0.3s ease;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.02);
}

textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px var(--primary-glow);
}

.primary-btn {
  background: linear-gradient(135deg, #059669 0%, #10b981 100%);
  color: white;
  border: none;
  padding: 1.1rem 2.5rem;
  font-size: 1.1rem;
  font-weight: 600;
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.3s ease;
  align-self: flex-end;
  box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
}

.primary-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(16, 185, 129, 0.4);
}

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

/* Results Section */
.hidden {
  display: none !important;
}

.results-section {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
  animation: fadeIn 0.5s ease-out;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hts-code-display {
  font-size: 3.5rem;
  letter-spacing: 5px;
  text-align: center;
  font-weight: 800;
  margin: 1.5rem 0;
  color: var(--primary);
  filter: drop-shadow(0 0 1px rgba(5, 150, 105, 0.3));
}

.warning-box {
  background: rgba(225, 29, 72, 0.05);
  border: 1px solid rgba(225, 29, 72, 0.1);
  border-left: 5px solid var(--danger);
  padding: 1.25rem;
  border-radius: 12px;
  display: flex;
  align-items: center;
  gap: 1rem;
  color: #9f1239;
  margin-bottom: 2rem;
}

.warning-box svg {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}

.confidence-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 1.25rem;
  margin-top: 2rem;
}

.conf-card {
  background: var(--card-bg);
  padding: 1.5rem;
  border-radius: 16px;
  text-align: center;
  border: 1px solid var(--glass-border);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.03);
  transition: transform 0.3s ease;
}

.conf-card:hover {
  transform: translateY(-4px);
}

.conf-card.low-conf {
  border-color: rgba(225, 29, 72, 0.3);
  background: rgba(225, 29, 72, 0.03);
}

.conf-card .label {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1.2px;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.conf-card .value {
  font-size: 1.75rem;
  font-weight: 700;
  margin: 0.5rem 0;
  color: var(--text-main);
}

.conf-card .score {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--primary);
}

.conf-card.low-conf .score {
  color: var(--danger);
}

/* Accordion */
.accordion {
  margin-top: 1rem;
}

.accordion-item {
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  margin-bottom: 1rem;
  background: rgba(255, 255, 255, 0.3);
  overflow: hidden;
}

.accordion-header {
  width: 100%;
  padding: 1.25rem;
  background: transparent;
  border: none;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-main);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background 0.3s ease;
}

.accordion-header:hover {
  background: rgba(255, 255, 255, 0.4);
}

.accordion-content {
  padding: 0 1.25rem;
  max-height: 0;
  overflow: hidden;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.accordion-item.active .accordion-content {
  padding: 1.25rem;
  max-height: 3000px;
}

.accordion-item.active .arrow {
  transform: rotate(180deg);
}

.arrow {
  transition: transform 0.3s ease;
  font-size: 0.8rem;
  opacity: 0.5;
}

#reasoning-text {
  line-height: 1.7;
  color: var(--text-main);
  font-size: 1.05rem;
  margin-bottom: 2rem;
  white-space: pre-wrap;
}

pre {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  padding: 1.25rem;
  border-radius: 8px;
  overflow-x: auto;
  font-size: 0.9rem;
  color: #475569;
  white-space: pre-wrap;
  margin-top: 1rem;
  margin-bottom: 1.5rem;
  font-family: 'Fira Code', monospace;
}

h3 {
  font-size: 1.4rem;
  color: var(--text-main);
  margin-bottom: 1.25rem;
}

h4 {
  color: var(--text-main);
  margin-bottom: 0.75rem;
  font-weight: 600;
}

/* Loader */
.loader-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 5rem 0;
}

.spinner {
  width: 60px;
  height: 60px;
  border: 5px solid rgba(5, 150, 105, 0.1);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 1s cubic-bezier(0.5, 0.1, 0.4, 0.9) infinite;
  margin-bottom: 1.5rem;
  box-shadow: 0 0 20px rgba(5, 150, 105, 0.1);
}

@keyframes spin {
  100% {
    transform: rotate(360deg);
  }
}

.loader-container p {
  color: var(--text-muted);
  font-weight: 500;
  animation: pulse 2s infinite;
}

@keyframes pulse {

  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0.6;
  }
}

#search-queries li {
  margin-bottom: 0.5rem;
  margin-left: 1.5rem;
  color: var(--text-muted);
}

/* Escalation Chat */
.escalation-chat {
  margin-top: 2rem;
  border-top: 1px solid var(--glass-border);
  padding-top: 1.5rem;
}

.escalation-chat h3 {
  font-size: 1.25rem;
  margin-bottom: 1rem;
  color: var(--warning);
}

.chat-messages {
  max-height: 300px;
  overflow-y: auto;
  padding: 1rem;
  background: rgba(255, 255, 255, 0.4);
  border-radius: 12px;
  margin-bottom: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  border: 1px solid var(--glass-border);
}

.chat-msg {
  padding: 0.85rem 1.25rem;
  border-radius: 16px;
  max-width: 80%;
  font-size: 0.95rem;
  line-height: 1.5;
  animation: fadeIn 0.3s ease;
}

.msg-assistant {
  background: var(--card-bg);
  border: 1px solid var(--glass-border);
  color: var(--text-main);
  align-self: flex-start;
  border-bottom-left-radius: 4px;
}

.msg-user {
  background: var(--primary);
  color: white;
  align-self: flex-end;
  border-bottom-right-radius: 4px;
  box-shadow: 0 4px 10px rgba(5, 150, 105, 0.2);
}

.chat-input-area {
  display: flex;
  gap: 0.5rem;
}

.chat-input-area input {
  flex: 1;
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(15, 23, 42, 0.1);
  border-radius: 12px;
  padding: 1rem;
  font-family: inherit;
  font-size: 1rem;
  outline: none;
  transition: all 0.3s ease;
}

.chat-input-area input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px var(--primary-glow);
}

.chat-btn {
  background: var(--text-main);
  color: white;
  border: none;
  border-radius: 12px;
  padding: 0 1.5rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.chat-btn:hover {
  background: #1e293b;
}

.chat-btn:disabled {
  background: #cbd5e1;
  cursor: not-allowed;
}