:root {
  --navy-950: #060f1f;
  --navy-900: #0a1628;
  --navy-800: #0f1e36;
  --navy-700: #152642;
  --navy-600: #1b3050;
  --gold: #c9a84c;
  --gold-light: #d4b85e;
  --gold-dark: #a88a3a;
  --gold-glow: rgba(201, 168, 76, 0.15);
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --green-accent: #22c55e;
  --green-bg: rgba(34, 197, 94, 0.12);
  --card-bg: rgba(15, 30, 54, 0.85);
  --card-border: rgba(255, 255, 255, 0.06);
  --card-hover-border: rgba(201, 168, 76, 0.3);
  --input-bg: rgba(255, 255, 255, 0.05);
  --input-border: rgba(255, 255, 255, 0.1);
  --input-focus-border: var(--gold);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --shadow-card: 0 1px 2px rgba(0,0,0,0.4), 0 4px 24px rgba(0,0,0,0.3);
  --shadow-glow: 0 0 40px rgba(201, 168, 76, 0.08);
  --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--navy-950);
  background-image:
    radial-gradient(ellipse 80% 60% at 50% -20%, rgba(201, 168, 76, 0.04) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 80% 60%, rgba(201, 168, 76, 0.03) 0%, transparent 50%);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ---- NAV ---- */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(6, 15, 31, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255,255,255,0.05);
  padding: 0 24px;
}
.nav-inner {
  max-width: 1200px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  height: 64px;
}
.nav-brand {
  font-size: 1.4rem; font-weight: 800; color: var(--text-primary);
  letter-spacing: -0.02em;
  display: flex; align-items: center; gap: 6px;
}
.nav-brand .dot { color: var(--gold); font-size: 1.6rem; line-height: 1; }
.nav-cta {
  background: var(--gold); color: var(--navy-900);
  border: none; border-radius: var(--radius-sm);
  padding: 10px 22px; font-size: 0.875rem; font-weight: 600;
  cursor: pointer; transition: var(--transition);
  font-family: inherit;
}
.nav-cta:hover { background: var(--gold-light); transform: translateY(-1px); }

/* ---- SECTIONS ---- */
.section { padding: 80px 24px; }
.section-inner { max-width: 1100px; margin: 0 auto; }
.section-label {
  display: inline-block; font-size: 0.75rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.1em;
  color: var(--gold); margin-bottom: 12px;
}

/* ---- HERO ---- */
.hero { padding: 100px 24px 80px; text-align: center; position: relative; overflow: hidden; }
.hero::before {
  content: ''; position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%);
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(201,168,76,0.06) 0%, transparent 70%);
  pointer-events: none;
}
.hero-inner { max-width: 800px; margin: 0 auto; position: relative; z-index: 1; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--gold-glow); border: 1px solid rgba(201,168,76,0.2);
  border-radius: 100px; padding: 6px 16px;
  font-size: 0.8rem; font-weight: 500; color: var(--gold-light);
  margin-bottom: 28px;
}
.hero-badge .pulse { width: 8px; height: 8px; border-radius: 50%; background: var(--gold); animation: pulse 2s infinite; }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.4; } }

.hero h1 {
  font-size: clamp(2.8rem, 7vw, 5rem); font-weight: 800;
  letter-spacing: -0.03em; line-height: 1.08;
  margin-bottom: 20px;
}
.hero h1 .brand { color: var(--gold); }
.hero-tagline {
  font-size: clamp(1.1rem, 2.5vw, 1.35rem);
  color: var(--text-secondary); font-weight: 400;
  max-width: 560px; margin: 0 auto 36px;
  line-height: 1.5;
}
.hero-stats {
  display: flex; justify-content: center; gap: 48px; flex-wrap: wrap;
  margin-top: 16px;
}
.hero-stat { text-align: center; }
.hero-stat .num {
  font-size: 2rem; font-weight: 700; color: var(--gold);
  line-height: 1.2;
}
.hero-stat .label { font-size: 0.8rem; color: var(--text-muted); margin-top: 2px; }

.hero-scroll {
  margin-top: 56px; color: var(--text-muted); font-size: 0.8rem;
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  animation: float 2.5s ease-in-out infinite;
}
@keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(6px); } }
.hero-scroll-arrow { font-size: 1.2rem; }

/* ---- TOOL SECTION ---- */
.tool-header { text-align: center; margin-bottom: 48px; }
.tool-header h2 {
  font-size: clamp(1.6rem, 4vw, 2.2rem); font-weight: 700;
  letter-spacing: -0.02em; margin-bottom: 8px;
}
.tool-header p { color: var(--text-secondary); font-size: 1.05rem; }

.persona-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 16px; margin-bottom: 40px;
}
.persona-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 28px 20px 24px;
  cursor: pointer; transition: var(--transition);
  text-align: center; position: relative;
  box-shadow: var(--shadow-card);
}
.persona-card:hover {
  border-color: var(--card-hover-border);
  transform: translateY(-3px);
  box-shadow: var(--shadow-card), var(--shadow-glow);
}
.persona-card.active {
  border-color: var(--gold);
  background: rgba(15, 30, 54, 0.95);
  box-shadow: var(--shadow-card), 0 0 32px rgba(201, 168, 76, 0.12);
}
.persona-card .icon {
  font-size: 2.4rem; margin-bottom: 12px; display: block;
}
.persona-card .name {
  font-weight: 600; font-size: 0.95rem; color: var(--text-primary);
  margin-bottom: 4px;
}
.persona-card .hint {
  font-size: 0.75rem; color: var(--text-muted);
}
.persona-card .check-badge {
  position: absolute; top: 12px; right: 12px;
  width: 24px; height: 24px; border-radius: 50%;
  border: 2px solid var(--card-border);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.7rem; color: transparent; transition: var(--transition);
}
.persona-card.active .check-badge {
  background: var(--gold); border-color: var(--gold); color: var(--navy-900);
}

/* ---- CHECKLIST PANEL ---- */
.checklist-panel {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-xl);
  padding: 0; max-height: 0; overflow: hidden;
  transition: max-height 0.45s ease, padding 0.45s ease, border-color 0.45s ease, margin 0.45s ease;
}
.checklist-panel.open {
  max-height: 2000px;
  padding: 36px 36px 8px;
  border-color: rgba(201, 168, 76, 0.25);
  margin-top: 24px;
}
.checklist-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 24px; flex-wrap: wrap; gap: 12px;
}
.checklist-header h3 {
  font-size: 1.3rem; font-weight: 700; display: flex; align-items: center; gap: 10px;
}
.checklist-header h3 .emoji { font-size: 1.6rem; }
.checklist-total {
  background: var(--green-bg); color: var(--green-accent);
  padding: 8px 16px; border-radius: 100px;
  font-size: 0.85rem; font-weight: 600;
}
.checklist-divider {
  height: 1px; background: linear-gradient(to right, rgba(201,168,76,0.3), transparent);
  margin-bottom: 24px;
}
.checklist-items { display: flex; flex-direction: column; gap: 4px; }
.checklist-item {
  display: flex; align-items: center; gap: 14px;
  padding: 14px 16px; border-radius: var(--radius-md);
  cursor: pointer; transition: var(--transition);
  border: 1px solid transparent;
}
.checklist-item:hover { background: rgba(255,255,255,0.03); }
.checklist-item.checked { background: var(--green-bg); border-color: rgba(34,197,94,0.15); }
.checklist-item .checkbox {
  width: 22px; height: 22px; border-radius: 6px;
  border: 2px solid var(--text-muted); flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  transition: var(--transition); font-size: 0.7rem; color: transparent;
}
.checklist-item.checked .checkbox {
  background: var(--green-accent); border-color: var(--green-accent); color: #fff;
}
.checklist-item .item-text { flex: 1; }
.checklist-item .item-label { font-size: 0.95rem; font-weight: 500; }
.checklist-item .item-detail { font-size: 0.78rem; color: var(--text-muted); margin-top: 2px; }
.checklist-item .item-savings {
  font-size: 0.85rem; font-weight: 600; color: var(--gold);
  white-space: nowrap;
}

/* ---- EMAIL CAPTURE ---- */
.email-capture {
  margin-top: 32px; padding: 28px;
  background: rgba(201, 168, 76, 0.06);
  border: 1px solid rgba(201, 168, 76, 0.15);
  border-radius: var(--radius-lg);
  text-align: center;
}
.email-capture p { color: var(--text-secondary); margin-bottom: 16px; font-size: 0.95rem; }
.email-capture p strong { color: var(--gold-light); }
.email-row {
  display: flex; gap: 10px; max-width: 440px; margin: 0 auto;
}
.email-row input {
  flex: 1; padding: 12px 18px;
  background: var(--input-bg); border: 1px solid var(--input-border);
  border-radius: var(--radius-sm); color: var(--text-primary);
  font-size: 0.95rem; font-family: inherit; outline: none;
  transition: var(--transition);
}
.email-row input:focus { border-color: var(--input-focus-border); }
.email-row input::placeholder { color: var(--text-muted); }
.email-row button {
  padding: 12px 24px; background: var(--gold); color: var(--navy-900);
  border: none; border-radius: var(--radius-sm); font-size: 0.9rem;
  font-weight: 600; cursor: pointer; transition: var(--transition);
  font-family: inherit; white-space: nowrap;
}
.email-row button:hover { background: var(--gold-light); }
.email-thanks {
  display: none; padding: 16px; border-radius: var(--radius-sm);
  background: var(--green-bg); color: var(--green-accent);
  font-weight: 600; font-size: 0.95rem; margin-top: 12px;
}
.email-thanks.show { display: block; }

/* ---- HOW IT WORKS ---- */
.how-header { text-align: center; margin-bottom: 56px; }
.how-header h2 {
  font-size: clamp(1.6rem, 4vw, 2.2rem); font-weight: 700;
  letter-spacing: -0.02em; margin-bottom: 8px;
}
.how-header p { color: var(--text-secondary); font-size: 1.05rem; }
.steps { display: flex; gap: 32px; justify-content: center; flex-wrap: wrap; }
.step {
  flex: 1; min-width: 240px; max-width: 320px;
  text-align: center; padding: 36px 24px;
  background: var(--card-bg); border: 1px solid var(--card-border);
  border-radius: var(--radius-lg); position: relative;
}
.step-num {
  width: 46px; height: 46px; border-radius: 50%;
  background: var(--navy-700); border: 2px solid var(--gold);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 20px; font-weight: 700; font-size: 1.1rem;
  color: var(--gold);
}
.step h3 { font-size: 1.1rem; font-weight: 600; margin-bottom: 8px; }
.step p { color: var(--text-secondary); font-size: 0.9rem; line-height: 1.5; }
.step-connector {
  display: none;
}
@media (min-width: 900px) {
  .step-connector {
    display: block; position: absolute; top: 58px; right: -20px;
    color: var(--gold); font-size: 1.4rem; opacity: 0.4;
  }
}

/* ---- CTA SECTION ---- */
.cta-section { text-align: center; }
.cta-section h2 {
  font-size: clamp(1.4rem, 3.5vw, 1.8rem); font-weight: 700;
  margin-bottom: 8px;
}
.cta-section > p { color: var(--text-secondary); margin-bottom: 32px; }
.cta-section .email-row { margin: 0 auto; }

/* ---- FOOTER ---- */
.footer {
  border-top: 1px solid rgba(255,255,255,0.05);
  padding: 32px 24px; text-align: center;
}
.footer-inner { max-width: 1100px; margin: 0 auto; }
.footer-main {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 12px;
}
.footer-brand { font-weight: 700; font-size: 1rem; color: var(--text-primary); }
.footer-brand span { color: var(--gold); }
.footer-copy { color: var(--text-muted); font-size: 0.8rem; }
.footer-inquiry { font-size: 0.78rem; color: var(--text-muted); margin-top: 12px; }
.footer-inquiry a { color: var(--text-secondary); text-decoration: none; transition: var(--transition); }
.footer-inquiry a:hover { color: var(--gold-light); }

/* ---- RESPONSIVE ---- */
@media (max-width: 768px) {
  .section { padding: 56px 16px; }
  .hero { padding: 72px 16px 56px; }
  .hero-stats { gap: 28px; }
  .hero-stat .num { font-size: 1.5rem; }
  .persona-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .persona-card { padding: 22px 14px 18px; }
  .persona-card .icon { font-size: 1.8rem; }
  .persona-card .name { font-size: 0.85rem; }
  .checklist-panel.open { padding: 24px 18px 6px; }
  .email-row { flex-direction: column; }
  .checklist-header { flex-direction: column; align-items: flex-start; }
  .nav-cta { padding: 8px 16px; font-size: 0.8rem; }
  .footer-main { justify-content: center; text-align: center; }
}
@media (max-width: 400px) {
  .persona-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 2.2rem; }
}

/* ---- CONTENT PAGES ---- */
.content-article {
  padding: 60px 24px 80px;
}
.article-header {
  margin-bottom: 40px;
  text-align: center;
}
.article-header h1 {
  font-size: clamp(1.8rem, 5vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 16px;
}
.article-lede {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 640px;
  margin: 0 auto;
  line-height: 1.6;
}

/* ---- TABLE OF CONTENTS ---- */
.toc {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 28px 32px;
  margin-bottom: 48px;
  max-width: 500px;
}
.toc h3 {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 14px;
}
.toc ol {
  list-style: decimal;
  padding-left: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.toc ol li a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.95rem;
  transition: var(--transition);
}
.toc ol li a:hover {
  color: var(--gold);
}

/* ---- CONTENT BODY ---- */
.content-body h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-top: 48px;
  margin-bottom: 16px;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}
.content-body h2:first-child {
  margin-top: 0;
}
.content-body h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin-top: 32px;
  margin-bottom: 12px;
  color: var(--text-primary);
}
.content-body p {
  color: var(--text-secondary);
  margin-bottom: 18px;
  line-height: 1.7;
  font-size: 1.02rem;
}
.content-body strong {
  color: var(--text-primary);
  font-weight: 600;
}
.content-body ul, .content-body ol {
  color: var(--text-secondary);
  margin: 0 0 24px 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  line-height: 1.6;
}
.content-body a {
  color: var(--gold);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.content-body a:hover {
  color: var(--gold-light);
}
.content-body blockquote {
  border-left: 3px solid var(--gold);
  padding: 16px 24px;
  margin: 32px 0;
  background: var(--card-bg);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--text-secondary);
  font-style: italic;
}
.content-body .highlight-box {
  background: var(--green-bg);
  border: 1px solid rgba(34, 197, 94, 0.2);
  border-radius: var(--radius-md);
  padding: 24px;
  margin: 32px 0;
  color: var(--text-primary);
  font-weight: 500;
}

/* ---- INLINE CTA ---- */
.inline-cta {
  background: var(--card-bg);
  border: 1px solid var(--card-hover-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  text-align: center;
  margin: 48px 0;
}
.inline-cta p {
  color: var(--text-primary);
  font-size: 1.1rem;
  font-weight: 500;
  margin-bottom: 0;
}
.inline-cta a {
  color: var(--gold);
  font-weight: 600;
}

/* ---- FAQ ---- */
.faq-section h2 {
  margin-bottom: 24px;
}
.faq-section details {
  border-top: 1px solid var(--card-border);
  padding: 18px 0;
}
.faq-section details:last-child {
  border-bottom: 1px solid var(--card-border);
}
.faq-section summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--text-primary);
  font-size: 1rem;
  padding: 4px 0;
  list-style: none;
}
.faq-section summary::-webkit-details-marker { display: none; }
.faq-section summary::before {
  content: '+ ';
  color: var(--gold);
  font-weight: 700;
}
.faq-section details[open] summary::before {
  content: '\2212 ';
}
.faq-section details p {
  color: var(--text-secondary);
  padding: 8px 0 8px 20px;
  margin-bottom: 0;
  font-size: 0.95rem;
}

/* ---- BREADCRUMB ---- */
.breadcrumb {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 8px;
}
.breadcrumb a {
  color: var(--text-muted);
  text-decoration: none;
}
.breadcrumb a:hover {
  color: var(--gold);
}

/* ---- RELATED LINKS ---- */
.related-links {
  margin-top: 56px;
  padding-top: 40px;
  border-top: 1px solid var(--card-border);
}
.related-links h3 {
  font-size: 1rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}
.related-links ul {
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 12px;
}
.related-links ul li a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.95rem;
  padding: 12px 16px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  display: block;
  transition: var(--transition);
}
.related-links ul li a:hover {
  border-color: var(--card-hover-border);
  color: var(--text-primary);
}
/* ---- CHECKLIST ---- */
.checklist {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.checklist li {
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.5;
}
.checklist li strong {
  color: var(--text-primary);
}
.checklist li a {
  color: var(--gold);
  text-decoration: none;
}
.checklist li a:hover {
  text-decoration: underline;
}