:root {
  --primary: #6366f1;
  --primary-hover: #4f46e5;
  --primary-light: #e0e7ff;
  --secondary: #ec4899;
  --secondary-hover: #db2777;
  --accent-amber: #f59e0b;
  --amazon-orange: #ff9900;
  --amazon-hover: #e68a00;
  --ml-yellow: #ffe600;
  --ml-text: #2d3277;
  --slate-900: #0f172a;
  --slate-800: #1e293b;
  --slate-700: #334155;
  --slate-600: #475569;
  --slate-500: #64748b;
  --slate-300: #cbd5e1;
  --slate-200: #e2e8f0;
  --slate-100: #f1f5f9;
  --slate-50: #f8fafc;
  --white: #ffffff;
  --radius-lg: 16px;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 25px -5px rgb(0 0 0 / 0.1);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

body {
  background-color: #f8fafc;
  color: var(--slate-800);
  line-height: 1.6;
}

.container {
  max-width: 1040px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */
.navbar {
  background: var(--white);
  border-bottom: 1px solid var(--slate-200);
  padding: 16px 0;
  position: sticky;
  top: 0;
  z-index: 50;
}

.nav-flex {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--slate-900);
}

.brand-logo .brand-icon {
  font-size: 1.5rem;
}

.brand-tag {
  background: linear-gradient(135deg, #6366f1, #ec4899);
  color: var(--white);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 3px 9px;
  border-radius: 999px;
  text-transform: uppercase;
}

/* Hero */
.hero {
  text-align: center;
  padding: 36px 0 24px;
}

.hero h1 {
  font-size: 2.3rem;
  color: var(--slate-900);
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 8px;
}

.hero h1 span {
  background: linear-gradient(135deg, #6366f1, #ec4899);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero p {
  font-size: 1.1rem;
  color: var(--slate-600);
  max-width: 620px;
  margin: 0 auto;
}

/* Questionnaire Box */
.finder-card {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-lg);
  margin-bottom: 40px;
}

.step-label {
  display: block;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--slate-800);
  margin-bottom: 10px;
}

.form-section {
  margin-bottom: 24px;
}

/* Grid Selections */
.options-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 10px;
}

.option-btn {
  background: var(--slate-50);
  border: 1.5px solid var(--slate-200);
  border-radius: var(--radius-sm);
  padding: 10px 8px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--slate-700);
  cursor: pointer;
  text-align: center;
  transition: all 0.2s;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.option-btn:hover {
  background: var(--white);
  border-color: var(--primary);
  color: var(--primary);
}

.option-btn.selected {
  background: #eef2ff;
  border-color: var(--primary);
  color: var(--primary);
  box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.2);
}

.option-btn .opt-icon {
  font-size: 1.3rem;
}

/* Interest Multi-tag Pills */
.tags-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag-pill {
  background: var(--slate-50);
  border: 1px solid var(--slate-300);
  border-radius: 999px;
  padding: 6px 14px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--slate-700);
  cursor: pointer;
  transition: all 0.2s;
  user-select: none;
}

.tag-pill:hover {
  border-color: var(--primary);
}

.tag-pill.selected {
  background: #fdf2f8;
  border-color: var(--secondary);
  color: var(--secondary);
}

/* Textarea / Details */
.custom-input {
  width: 100%;
  padding: 12px 14px;
  border: 1.5px solid var(--slate-200);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  color: var(--slate-900);
  background: var(--slate-50);
  transition: all 0.2s;
}

.custom-input:focus {
  outline: none;
  border-color: var(--primary);
  background: var(--white);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

/* Submit Action Button */
.btn-generate {
  width: 100%;
  padding: 16px;
  background: linear-gradient(135deg, #6366f1, #ec4899);
  color: var(--white);
  border: none;
  border-radius: var(--radius);
  font-size: 1.15rem;
  font-weight: 800;
  cursor: pointer;
  transition: transform 0.1s, opacity 0.2s, box-shadow 0.2s;
  box-shadow: 0 4px 15px rgba(99, 102, 241, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.btn-generate:hover {
  opacity: 0.95;
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.45);
}

.btn-generate:active {
  transform: translateY(1px);
}

/* Results Section */
.results-section {
  display: none;
  margin-top: 20px;
}

.results-header {
  text-align: center;
  margin-bottom: 28px;
}

.results-header h2 {
  font-size: 1.8rem;
  color: var(--slate-900);
  font-weight: 800;
}

.results-header p {
  color: var(--slate-600);
  font-size: 1rem;
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 20px;
  margin-bottom: 30px;
}

.gift-card {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: transform 0.2s, box-shadow 0.2s;
  position: relative;
  overflow: hidden;
}

.gift-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: #c7d2fe;
}

.gift-category-tag {
  display: inline-block;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 999px;
  text-transform: uppercase;
  margin-bottom: 12px;
  width: fit-content;
}

.gift-card h3 {
  font-size: 1.25rem;
  color: var(--slate-900);
  margin-bottom: 6px;
  font-weight: 800;
}

.gift-price-estimate {
  font-size: 0.95rem;
  font-weight: 700;
  color: #16a34a;
  margin-bottom: 12px;
}

.gift-reason-box {
  background: #f8fafc;
  border-left: 3px solid var(--primary);
  padding: 10px 12px;
  border-radius: 0 6px 6px 0;
  font-size: 0.88rem;
  color: var(--slate-600);
  margin-bottom: 18px;
  line-height: 1.5;
}

/* Affiliate Buttons */
.gift-actions {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: auto;
}

.btn-amazon {
  background-color: var(--amazon-orange);
  color: #111827;
  font-weight: 700;
  font-size: 0.92rem;
  padding: 11px 14px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: background-color 0.2s;
}

.btn-amazon:hover {
  background-color: var(--amazon-hover);
}

.btn-ml {
  background-color: var(--ml-yellow);
  color: var(--ml-text);
  font-weight: 700;
  font-size: 0.88rem;
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: opacity 0.2s;
}

.btn-ml:hover {
  opacity: 0.9;
}

/* Reset / Recalculate */
.recalculate-bar {
  text-align: center;
  margin: 30px 0;
}

.btn-secondary {
  background: var(--white);
  border: 1.5px solid var(--slate-300);
  color: var(--slate-700);
  font-size: 0.95rem;
  font-weight: 700;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.2s;
}

.btn-secondary:hover {
  background: var(--slate-100);
}

/* Footer */
footer {
  background: var(--slate-900);
  color: var(--slate-400);
  padding: 36px 0 20px;
  font-size: 0.88rem;
  margin-top: 50px;
}

.footer-flex {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 15px;
}

.footer-disclaimer {
  font-size: 0.78rem;
  color: var(--slate-500);
  margin-top: 12px;
  text-align: center;
}