/* === Reset & Base === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --color-bg: #fafaf9;
  --color-surface: #ffffff;
  --color-dark: #1a1a1a;
  --color-text: #374151;
  --color-muted: #6b7280;
  --color-border: #e5e5e4;
  --color-accent: #16803c;
  --color-accent-hover: #15703a;
  --color-accent-light: #dcfce7;
  --color-accent-bg: #f0fdf4;
  --color-bad: #fef2f2;
  --color-bad-border: #fecaca;
  --color-good: #f0fdf4;
  --color-good-border: #bbf7d0;
  --color-section-alt: #f5f5f4;
  --color-section-dark: #18181b;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 12px 32px rgba(0,0,0,0.10);
  --max-width: 1080px;
}

html { scroll-behavior: smooth; }

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

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3, h4 { color: var(--color-dark); line-height: 1.2; }
a { color: var(--color-accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* === Nav === */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250,250,249,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}

.logo {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--color-dark);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 6px;
}

.logo-icon {
  color: var(--color-accent);
  font-size: 1rem;
}

.nav-cta {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-accent);
  padding: 8px 18px;
  border: 1.5px solid var(--color-accent);
  border-radius: var(--radius-sm);
  transition: all 0.15s;
}

.nav-cta:hover {
  background: var(--color-accent);
  color: #fff;
  text-decoration: none;
}

/* === Buttons === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: inherit;
  font-weight: 600;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s;
  text-decoration: none;
  border: none;
}

.btn-primary {
  background: var(--color-accent);
  color: #fff;
}

.btn-primary:hover {
  background: var(--color-accent-hover);
  text-decoration: none;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-ghost {
  background: transparent;
  color: var(--color-dark);
  border: 1.5px solid var(--color-border);
}

.btn-ghost:hover {
  border-color: var(--color-dark);
  text-decoration: none;
}

.btn-lg {
  font-size: 1rem;
  padding: 14px 32px;
}

.btn-full { width: 100%; }

/* === Hero === */
.hero {
  padding: 80px 0 64px;
  text-align: center;
}

.hero-badge {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-accent);
  background: var(--color-accent-light);
  padding: 6px 16px;
  border-radius: 99px;
  margin-bottom: 24px;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}

.hero h1 em {
  font-style: normal;
  color: var(--color-accent);
}

.hero-sub {
  font-size: 1.15rem;
  color: var(--color-muted);
  max-width: 580px;
  margin: 0 auto 32px;
}

.hero-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.hero-note {
  font-size: 0.82rem;
  color: var(--color-muted);
}

/* === Sections === */
.section {
  padding: 80px 0;
}

.section-alt {
  background: var(--color-section-alt);
}

.section-dark {
  background: var(--color-section-dark);
}

.section-title {
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  font-weight: 800;
  text-align: center;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.section-title em {
  font-style: normal;
  color: var(--color-accent);
}

.section-title-light {
  color: #fff;
}

.section-sub {
  text-align: center;
  color: var(--color-muted);
  font-size: 1.05rem;
  max-width: 560px;
  margin: 0 auto 48px;
}

.section-sub-light {
  color: #a1a1aa;
}

/* === Problem Grid === */
.problem-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  max-width: 740px;
  margin: 48px auto 0;
}

.problem-card {
  padding: 32px;
  border-radius: var(--radius);
  border: 1.5px solid;
}

.problem-bad {
  background: var(--color-bad);
  border-color: var(--color-bad-border);
}

.problem-good {
  background: var(--color-good);
  border-color: var(--color-good-border);
}

.problem-label {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 16px;
  color: var(--color-muted);
}

.problem-card ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.problem-card li {
  font-size: 0.92rem;
  padding-left: 22px;
  position: relative;
}

.problem-bad li::before {
  content: "\2717";
  position: absolute;
  left: 0;
  color: #dc2626;
  font-weight: 600;
}

.problem-good li::before {
  content: "\2713";
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: 600;
}

/* === Steps === */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  text-align: center;
}

.step-num {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-accent-light);
  color: var(--color-accent);
  font-size: 1.2rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
}

.step h3 {
  font-size: 1.05rem;
  margin-bottom: 8px;
}

.step p {
  font-size: 0.9rem;
  color: var(--color-muted);
}

/* === Features Grid === */
.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.feature {
  background: var(--color-surface);
  padding: 24px;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  transition: box-shadow 0.15s;
}

.feature:hover {
  box-shadow: var(--shadow-md);
}

.feature-icon {
  color: var(--color-accent);
  font-size: 0.8rem;
  margin-bottom: 10px;
}

.feature h4 {
  font-size: 0.95rem;
  margin-bottom: 6px;
}

.feature p {
  font-size: 0.85rem;
  color: var(--color-muted);
  line-height: 1.5;
}

/* === Report Preview Cards === */
.preview-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 20px;
}

.preview-row-full {
  grid-template-columns: 1fr;
}

.preview-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 24px;
  transition: box-shadow 0.15s;
}

.preview-card:hover { box-shadow: var(--shadow-md); }

.preview-card-dark {
  background: #18181b;
  border-color: #27272a;
}

.preview-card-dark .preview-label { color: #a1a1aa; }

.preview-label {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-muted);
  margin-bottom: 16px;
}

.preview-chart-wrap { position: relative; }

.preview-scores { display: flex; flex-direction: column; gap: 10px; }
.pscore { display: flex; align-items: center; gap: 10px; font-size: 0.85rem; }
.pscore-name { flex: 1; color: var(--color-text); min-width: 0; }
.pscore-track { width: 100px; height: 7px; background: #e5e7eb; border-radius: 99px; overflow: hidden; flex-shrink: 0; }
.pscore-fill { height: 100%; border-radius: 99px; }
.pscore-val { font-weight: 700; font-size: 0.78rem; width: 36px; text-align: right; color: var(--color-dark); flex-shrink: 0; }

.preview-risks { display: flex; flex-wrap: wrap; gap: 8px; }
.ptag { font-size: 0.75rem; font-weight: 600; padding: 5px 12px; border-radius: 99px; }
.ptag-high { background: #fef2f2; color: #dc2626; border: 1px solid #fecaca; }
.ptag-med { background: #fffbeb; color: #d97706; border: 1px solid #fde68a; }
.ptag-low { background: #f0fdf4; color: #16803c; border: 1px solid #bbf7d0; }

@media (max-width: 768px) {
  .preview-row { grid-template-columns: 1fr; }
}

/* === Testimonials === */
.testimonial-section { text-align: center; }

.quotes-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  max-width: 800px;
  margin: 48px auto 0;
  text-align: left;
}

.quote-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 28px;
}

.quote-card p {
  font-size: 0.92rem;
  line-height: 1.65;
  margin-bottom: 14px;
  color: var(--color-text);
}

.quote-card cite {
  font-size: 0.82rem;
  color: var(--color-muted);
  font-style: normal;
}

/* === Order Section === */
.order-box {
  max-width: 560px;
  margin: 0 auto;
  background: var(--color-surface);
  border-radius: var(--radius);
  padding: 40px;
  box-shadow: var(--shadow-lg);
}

.order-price {
  text-align: center;
  margin-bottom: 32px;
}

.price-amount {
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--color-dark);
}

.price-label {
  display: block;
  font-size: 0.85rem;
  color: var(--color-muted);
  margin-top: 4px;
}

.order-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-dark);
}

.form-group input,
.form-group textarea {
  font-family: inherit;
  font-size: 0.92rem;
  padding: 12px 14px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-bg);
  color: var(--color-dark);
  transition: border-color 0.15s;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(22,128,60,0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: #9ca3af;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.form-note {
  text-align: center;
  font-size: 0.78rem;
  color: var(--color-muted);
  line-height: 1.5;
}

.form-note a { color: #a1a1aa; }

#submit-btn {
  margin-top: 8px;
  font-size: 1.05rem;
  padding: 16px;
}

/* === FAQ === */
.faq-list {
  max-width: 680px;
  margin: 48px auto 0;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
  padding: 18px 0;
}

.faq-item:first-child {
  border-top: 1px solid var(--color-border);
}

.faq-item summary {
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--color-dark);
}

.faq-item summary::after {
  content: "+";
  font-size: 1.3rem;
  font-weight: 400;
  color: var(--color-muted);
  transition: transform 0.2s;
}

.faq-item[open] summary::after {
  content: "\2212";
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-item p {
  margin-top: 12px;
  font-size: 0.9rem;
  color: var(--color-muted);
  line-height: 1.65;
  padding-right: 32px;
}

/* === Footer === */
.footer {
  background: var(--color-section-dark);
  color: #a1a1aa;
  padding: 40px 0;
  font-size: 0.82rem;
}

.footer-disclaimer {
  max-width: 680px;
  margin: 0 auto 32px;
  text-align: center;
  line-height: 1.65;
  color: #71717a;
}

.footer-disclaimer strong { color: #a1a1aa; }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid #27272a;
  padding-top: 20px;
}

.footer-links {
  display: flex;
  gap: 20px;
}

.footer-links a {
  color: #71717a;
  font-size: 0.82rem;
}

.footer-links a:hover { color: #a1a1aa; }

/* === Responsive === */
@media (max-width: 768px) {
  .hero { padding: 56px 0 48px; }

  .problem-grid,
  .quotes-grid,
  .form-row {
    grid-template-columns: 1fr;
  }

  .steps {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .order-box {
    padding: 28px 20px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}