:root {
  --bg-gradient: linear-gradient(135deg, #0b1536 0%, #1b2b5b 50%, #2f2f6a 100%);
  --panel-bg: rgba(13, 17, 40, 0.92);
  --panel-border: rgba(255, 255, 255, 0.06);
  --accent: #7c5cff;
  --accent-soft: rgba(124, 92, 255, 0.15);
  --success: #34d399;
  --text-primary: #f9fbff;
  --text-secondary: rgba(233, 236, 255, 0.72);
  --text-muted: rgba(200, 204, 232, 0.56);
  --danger: #f87171;
  --shadow-strong: 0 30px 60px rgba(9, 11, 24, 0.6);
  --shadow-soft: 0 20px 45px rgba(9, 11, 24, 0.4);
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 10px;
  --transition-fast: 180ms ease;
}

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

html,
body {
  height: 100%;
}

body {
  margin: 0;
  font-family: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
  color: var(--text-primary);
  background: var(--bg-gradient);
  min-height: 100vh;
  overflow-x: hidden;
}

.app-shell {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  padding: clamp(32px, 8vw, 80px) clamp(20px, 6vw, 120px);
}

.hero {
  display: flex;
  flex-direction: column;
  gap: 24px;
  max-width: 960px;
  margin: 0 auto 48px;
  text-align: center;
}

.hero .headline h1 {
  font-size: clamp(42px, 6vw, 64px);
  font-weight: 700;
  letter-spacing: -0.03em;
  margin: 0 0 16px;
}

.hero .headline p {
  margin: 0;
  font-size: 18px;
  color: var(--text-secondary);
}

.hero .callout {
  align-self: center;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 24px;
  background: rgba(124, 92, 255, 0.12);
  border: 1px solid rgba(124, 92, 255, 0.28);
  border-radius: 999px;
  color: var(--text-secondary);
  font-size: 15px;
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow-soft);
}

.hero .callout span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--accent);
  color: var(--text-primary);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.05em;
}

.hero .callout p {
  margin: 0;
}

.analyzer {
  max-width: 1024px;
  margin: 0 auto;
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.analyze-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 28px clamp(20px, 5vw, 48px);
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-strong);
}

.form-label {
  font-size: 15px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.form-row {
  display: flex;
  gap: 16px;
}

.form-row input {
  flex: 1;
  padding: 18px 20px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-primary);
  font-size: 16px;
  transition: border var(--transition-fast);
}

.form-row input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(124, 92, 255, 0.2);
}

.btn-primary {
  border: none;
  padding: 0 28px;
  border-radius: var(--radius-md);
  background: var(--accent);
  color: var(--text-primary);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.btn-primary:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.btn-primary:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(124, 92, 255, 0.3);
}

.card {
  padding: 24px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--panel-border);
  background: var(--panel-bg);
  box-shadow: var(--shadow-soft);
}

.status-card {
  color: var(--text-secondary);
  font-size: 16px;
}

.status-card.error p {
  margin: 0;
  color: var(--danger);
}

.loading {
  display: flex;
  align-items: center;
  gap: 16px;
}

.spinner {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 3px solid rgba(255, 255, 255, 0.24);
  border-top-color: var(--accent);
  animation: spin 1s linear infinite;
}

.results {
  display: flex;
  flex-direction: column;
  gap: 24px;
  width: 100%;
}

.results-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
  justify-items: center;
}

.result-panel {
  border-radius: var(--radius-lg);
  border: 1px solid var(--panel-border);
  background: var(--panel-bg);
  padding: clamp(22px, 3vw, 32px);
  box-shadow: var(--shadow-strong);
  width: 100%;
  max-width: 960px;
}

.result-panel header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 18px;
}

.result-panel h3 {
  margin: 0;
  font-size: 20px;
  letter-spacing: -0.01em;
}

.markup-panel pre {
  background: rgba(7, 10, 24, 0.92);
  border-radius: var(--radius-md);
  padding: 18px;
  max-height: 360px;
  overflow-y: auto;
  overflow-x: auto;
  color: var(--text-primary);
  font-size: 14px;
  line-height: 1.5;
  border: 1px solid rgba(255, 255, 255, 0.04);
  white-space: pre-wrap;
  word-break: break-word;
}

.button-row {
  display: flex;
  gap: 12px;
  margin-top: 18px;
  flex-wrap: wrap;
}

.btn-secondary {
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius-md);
  padding: 10px 16px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-primary);
  font-size: 14px;
  cursor: pointer;
  transition: background var(--transition-fast), border var(--transition-fast);
}

.btn-secondary.ghost {
  background: transparent;
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.24);
}

.btn-secondary.success {
  border-color: var(--success);
  color: var(--success);
}

.summary-list {
  display: grid;
  gap: 16px;
  margin: 0;
}

.summary-list div {
  display: grid;
  gap: 6px;
}

.summary-list dt {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--text-muted);
}

.summary-list dd {
  margin: 0;
  font-size: 15px;
  color: var(--text-secondary);
}

.pill-list,
.image-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.pill-list li {
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(124, 92, 255, 0.16);
  border: 1px solid rgba(124, 92, 255, 0.2);
  font-size: 12px;
  color: var(--text-secondary);
}

.image-list li {
  flex: 1 1 100%;
  font-size: 13px;
  word-break: break-all;
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.02);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
}

.hidden {
  display: none !important;
}

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

@media (max-width: 768px) {
  .app-shell {
    padding: 32px 20px 56px;
  }

  .hero {
    text-align: left;
    align-items: flex-start;
  }

  .hero .callout {
    align-self: flex-start;
  }

  .form-row {
    flex-direction: column;
  }

  .button-row {
    flex-direction: column;
  }
}