/* =================================================================
   FinFrame · Personal Finance Frameworks
   Premium stylesheet — used across all pages
   ================================================================= */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&display=swap');

/* ---------- DESIGN TOKENS ---------- */
:root {
  --navy: #1F3864;
  --navy-dark: #0F1E3A;
  --navy-deep: #0A1530;
  --navy-light: #2C4D88;
  --gold: #FFC000;
  --gold-dark: #E69500;
  --gold-deep: #C97900;
  --light-blue: #DEEBF7;
  --light-yellow: #FFF2CC;
  --light-orange: #FCE4D6;
  --gray-50: #FAFBFC;
  --gray-100: #F1F3F5;
  --gray-200: #E9ECEF;
  --gray-300: #DEE2E6;
  --gray-400: #CED4DA;
  --gray-500: #ADB5BD;
  --gray-600: #6C757D;
  --gray-700: #495057;
  --gray-800: #343A40;
  --gray-900: #212529;
  --white: #FFFFFF;
  --success: #2EA847;
  --warning: #E69500;
  --danger: #C0392B;

  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  --radius-pill: 999px;

  /* Multi-layer shadows — fintech / SaaS feel */
  --shadow-xs: 0 1px 2px rgba(15,30,58,0.04);
  --shadow-sm: 0 1px 2px rgba(15,30,58,0.04), 0 1px 3px rgba(15,30,58,0.06);
  --shadow: 0 2px 4px rgba(15,30,58,0.04), 0 4px 12px rgba(15,30,58,0.08);
  --shadow-md: 0 4px 6px rgba(15,30,58,0.04), 0 10px 24px rgba(15,30,58,0.10);
  --shadow-lg: 0 10px 15px rgba(15,30,58,0.06), 0 20px 48px rgba(15,30,58,0.14);
  --shadow-xl: 0 20px 25px rgba(15,30,58,0.10), 0 40px 80px rgba(15,30,58,0.20);
  --shadow-glow: 0 0 0 4px rgba(255,192,0,0.20);

  --container: 1200px;
  --container-narrow: 920px;
  --container-tight: 720px;

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Helvetica Neue", "Arial", "Noto Sans", sans-serif;
  --font-mono: "SF Mono", "Cascadia Code", "Consolas", "Roboto Mono", monospace;

  --transition: 0.18s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.32s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---------- RESET ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  scroll-padding-top: 80px; /* compensate sticky header */
}
body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.65;
  color: var(--gray-800);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  font-feature-settings: 'cv02', 'cv03', 'cv04', 'cv11'; /* Inter tabular numbers + better alts */
}
::selection { background: var(--gold); color: var(--navy); }
:focus-visible { outline: 3px solid var(--gold); outline-offset: 3px; border-radius: var(--radius-sm); }
img, svg { max-width: 100%; display: block; }
a { color: var(--navy); text-decoration: none; transition: color 0.15s; }
a:hover { color: var(--gold-dark); }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

/* ---------- TYPOGRAPHY ---------- */
h1, h2, h3, h4, h5 {
  font-weight: 800;
  line-height: 1.2;
  color: var(--navy);
  letter-spacing: -0.022em;
}
h1 { font-size: clamp(2.15rem, 4.8vw, 3.5rem); font-weight: 900; letter-spacing: -0.028em; line-height: 1.1; }
h2 { font-size: clamp(1.6rem, 3.4vw, 2.4rem); }
h3 { font-size: clamp(1.25rem, 2.2vw, 1.5rem); }
h4 { font-size: 1.125rem; font-weight: 700; }
p { margin-bottom: 1rem; }
.lead {
  font-size: clamp(1.05rem, 1.6vw, 1.18rem);
  color: var(--gray-700);
  line-height: 1.65;
  font-weight: 400;
}
.eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold-dark);
  margin-bottom: 0.9rem;
}

/* ---------- LAYOUT ---------- */
.container { max-width: var(--container); margin: 0 auto; padding: 0 1.5rem; }
.container-narrow { max-width: var(--container-narrow); margin: 0 auto; padding: 0 1.5rem; }
.container-tight { max-width: var(--container-tight); margin: 0 auto; padding: 0 1.5rem; }
.section { padding: clamp(3rem, 6vw, 5rem) 0; }
.section-tight { padding: 2.5rem 0; }
.section-gray { background: var(--gray-50); }
.section-navy { background: var(--navy); color: var(--white); }
.section-navy h1, .section-navy h2, .section-navy h3 { color: var(--white); }
.section-navy .lead { color: rgba(255,255,255,0.85); }
.text-center { text-align: center; }
@media (max-width: 720px) { .container, .container-narrow, .container-tight { padding: 0 1.25rem; } }

/* ---------- HEADER + NAV ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.85);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid rgba(31,56,100,0.08);
  transition: box-shadow var(--transition);
}
.site-header.scrolled { box-shadow: var(--shadow-sm); }
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--navy);
  transition: transform var(--transition);
}
.brand:hover { transform: translateY(-1px); }
.brand img { height: 52px; width: auto; }
.brand-text { font-weight: 900; letter-spacing: -0.02em; }
.brand-tag { font-size: 0.7rem; color: var(--gold-dark); letter-spacing: 0.1em; font-weight: 700; display: block; }
/* Logo-only header — SVG hiển thị to */
.brand.logo-only img { height: 64px; }
@media (max-width: 720px) { .brand.logo-only img { height: 56px; } }
.nav-primary {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
.nav-primary a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--gray-700);
  padding: 0.5rem 0.85rem;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}
.nav-primary a:hover { color: var(--navy); background: var(--gray-50); }
.nav-primary .nav-cta { margin-left: 0.5rem; }
.nav-primary .nav-cta:hover { background: var(--gold-dark); color: var(--white); }
.nav-primary .nav-flagship { position: relative; color: var(--navy); font-weight: 700; }
.nav-primary .nav-flagship:hover { color: var(--gold-dark); background: var(--light-yellow); }
.nav-badge { display: inline-block; font-size: 0.65rem; background: var(--gold); color: var(--navy); padding: 0.1rem 0.4rem; border-radius: var(--radius-pill); margin-left: 0.25rem; font-weight: 800; vertical-align: middle; letter-spacing: 0.02em; }
.nav-toggle {
  display: none;
  font-size: 1.5rem;
  color: var(--navy);
  background: var(--gray-50);
  border-radius: var(--radius-sm);
  width: 44px; height: 44px;
  align-items: center; justify-content: center;
  transition: background var(--transition);
}
.nav-toggle:hover { background: var(--gray-100); }

@media (max-width: 900px) {
  .nav-primary { display: none; flex-direction: column; position: absolute; top: 76px; left: 0; right: 0; background: var(--white); padding: 1rem 1.5rem 1.5rem; border-bottom: 1px solid var(--gray-200); box-shadow: var(--shadow-md); gap: 0.25rem; align-items: stretch; }
  .nav-primary.open { display: flex; animation: slideDown 0.25s ease-out; }
  .nav-primary a { padding: 0.85rem 1rem; font-size: 1.05rem; }
  .nav-toggle { display: flex; }
}
@keyframes slideDown { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: translateY(0); } }

/* ---------- BUTTONS ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  padding: 0.9rem 1.6rem;
  font-size: 1rem;
  font-weight: 700;
  border-radius: var(--radius);
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), border-color var(--transition), color var(--transition);
  cursor: pointer;
  text-decoration: none;
  border: 2px solid transparent;
  line-height: 1.2;
  letter-spacing: -0.005em;
  position: relative;
  white-space: nowrap;
}
.btn:active { transform: translateY(0) scale(0.98); }
.btn-lg { padding: 1.15rem 2.2rem; font-size: 1.125rem; }
.btn-sm { padding: 0.55rem 1.1rem; font-size: 0.9rem; }
.btn-primary {
  background: var(--gold);
  color: var(--navy);
  border-color: var(--gold);
  box-shadow: 0 1px 2px rgba(31,56,100,0.08), 0 4px 12px rgba(255,192,0,0.30);
}
.btn-primary:hover {
  background: var(--gold-dark);
  border-color: var(--gold-dark);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(31,56,100,0.10), 0 12px 24px rgba(230,149,0,0.35);
}
.btn-secondary {
  background: var(--navy);
  color: var(--white);
  border-color: var(--navy);
  box-shadow: 0 1px 2px rgba(15,30,58,0.10), 0 4px 12px rgba(31,56,100,0.25);
}
.btn-secondary:hover {
  background: var(--navy-dark);
  border-color: var(--navy-dark);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(15,30,58,0.12), 0 12px 24px rgba(31,56,100,0.30);
}
.btn-outline {
  background: transparent;
  color: var(--navy);
  border-color: var(--gray-300);
}
.btn-outline:hover { background: var(--navy); color: var(--white); border-color: var(--navy); transform: translateY(-2px); box-shadow: var(--shadow); }
.btn-block { display: flex; width: 100%; }
/* Ghost / on-dark variant */
.btn-ghost-white { background: rgba(255,255,255,0.08); color: var(--white); border-color: rgba(255,255,255,0.30); backdrop-filter: blur(6px); }
.btn-ghost-white:hover { background: var(--white); color: var(--navy); border-color: var(--white); transform: translateY(-2px); }

/* ---------- HERO ---------- */
.hero {
  background:
    radial-gradient(ellipse at top right, rgba(255,192,0,0.18) 0%, transparent 50%),
    radial-gradient(ellipse at bottom left, rgba(44,77,136,0.40) 0%, transparent 55%),
    linear-gradient(135deg, var(--navy-deep) 0%, var(--navy) 50%, var(--navy-light) 100%);
  color: var(--white);
  padding: clamp(3.5rem, 6vw, 5.5rem) 0 clamp(4rem, 7vw, 6rem);
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}
.hero .container { position: relative; z-index: 1; }
.hero h1 { color: var(--white); margin-bottom: 1.4rem; }
.hero h1 span.accent { color: var(--gold); }
.hero .tagline {
  font-size: clamp(1.1rem, 1.8vw, 1.32rem);
  color: rgba(255,255,255,0.88);
  margin-bottom: 2.25rem;
  max-width: 720px;
  line-height: 1.55;
  font-weight: 400;
}
.hero-cta { display: flex; gap: 0.85rem; flex-wrap: wrap; }
.hero-meta {
  margin-top: 2.75rem;
  display: flex;
  gap: 2.5rem;
  flex-wrap: wrap;
  font-size: 0.95rem;
  color: rgba(255,255,255,0.75);
}
.hero-meta span { display: inline-flex; align-items: center; gap: 0.4rem; }
.hero-meta span::before { content: "✓"; color: var(--gold); font-weight: 800; font-size: 1.1em; }
@media (max-width: 720px) { .hero-meta { gap: 1.25rem; font-size: 0.9rem; } }

/* ---------- CARDS / GRID ---------- */
.grid { display: grid; gap: 1.5rem; }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(380px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }

.card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 2rem 1.75rem;
  transition: transform var(--transition-slow), box-shadow var(--transition-slow), border-color var(--transition);
  position: relative;
  overflow: hidden;
}
.card::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--gold), var(--gold-dark));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-slow);
}
.card:hover { border-color: var(--gold); box-shadow: var(--shadow-md); transform: translateY(-4px); }
.card:hover::before { transform: scaleX(1); }
.card-icon {
  width: 56px; height: 56px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--light-yellow), var(--gold) 200%);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.65rem;
  margin-bottom: 1.1rem;
  box-shadow: 0 4px 8px rgba(255,192,0,0.18);
}
.card h3 { margin-bottom: 0.65rem; font-size: 1.15rem; }
.card p { color: var(--gray-700); font-size: 0.97rem; line-height: 1.6; }

/* ---------- PAIN POINT QUESTIONS ---------- */
.pain-list {
  list-style: none;
  display: grid;
  gap: 1rem;
  max-width: 760px;
  margin: 2rem auto 0;
}
.pain-list li {
  padding: 1.25rem 1.5rem 1.25rem 3rem;
  background: var(--white);
  border-left: 4px solid var(--danger);
  border-radius: var(--radius);
  font-size: 1.05rem;
  position: relative;
  box-shadow: var(--shadow-sm);
}
.pain-list li::before {
  content: "?";
  position: absolute;
  left: 1rem;
  top: 1.2rem;
  width: 1.5rem; height: 1.5rem;
  background: var(--danger);
  color: var(--white);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
}

/* ---------- ANONYMITY SECTION ---------- */
.anon-section {
  background: linear-gradient(180deg, var(--gray-50) 0%, var(--light-blue) 100%);
  padding: clamp(3rem, 5vw, 4.5rem) 0;
  position: relative;
}
.anon-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: clamp(2rem, 3.5vw, 3rem);
  max-width: 920px;
  margin: 0 auto;
  box-shadow: var(--shadow-lg);
  border-top: 6px solid var(--gold);
  position: relative;
}
.anon-card h2 { margin-bottom: 1rem; }
.anon-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-top: 1.5rem;
}
.anon-col h4 { margin-bottom: 0.85rem; font-size: 1rem; text-transform: uppercase; letter-spacing: 0.05em; }
.anon-col ul { list-style: none; }
.anon-col li { padding: 0.45rem 0 0.45rem 1.6rem; font-size: 0.95rem; position: relative; line-height: 1.5; }
.anon-col.bad h4 { color: var(--danger); }
.anon-col.bad li::before { content: "✗"; position: absolute; left: 0; top: 0.45rem; color: var(--danger); font-weight: 700; }
.anon-col.good h4 { color: var(--success); }
.anon-col.good li::before { content: "✓"; position: absolute; left: 0; top: 0.45rem; color: var(--success); font-weight: 700; }
.anon-quote {
  margin-top: 1.75rem;
  padding: 1.25rem 1.5rem;
  background: var(--light-yellow);
  border-radius: var(--radius);
  font-size: 1.08rem;
  font-style: italic;
  color: var(--navy);
  text-align: center;
}
@media (max-width: 720px) { .anon-grid { grid-template-columns: 1fr; gap: 1.5rem; } }

/* ---------- COMPARISON TABLE ---------- */
.compare-table-wrap { overflow-x: auto; border-radius: var(--radius-lg); box-shadow: var(--shadow-md); }
.compare-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--white);
  min-width: 600px;
}
.compare-table thead th {
  background: var(--navy);
  color: var(--white);
  padding: 1.2rem 1.4rem;
  text-align: left;
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}
.compare-table thead th.col-highlight { background: linear-gradient(135deg, var(--gold-dark), var(--gold-deep)); }
.compare-table td {
  padding: 1rem 1.4rem;
  border-top: 1px solid var(--gray-200);
  font-size: 0.97rem;
}
.compare-table tr:hover td { background: var(--gray-50); }
.compare-table td:first-child { font-weight: 600; color: var(--navy); }
.compare-table td.yes { color: var(--success); font-weight: 700; }
.compare-table td.no { color: var(--gray-400); }
.compare-price td { background: var(--light-yellow); font-size: 1.08rem; font-weight: 700; }
.compare-price:hover td { background: var(--light-yellow) !important; }

/* ---------- TRUST 4-LAYER BOX ---------- */
.trust-box {
  background: linear-gradient(135deg, var(--light-yellow) 0%, var(--light-orange) 100%);
  border-radius: var(--radius-xl);
  padding: clamp(2rem, 4vw, 2.5rem);
  margin: 2.5rem 0;
  box-shadow: var(--shadow);
  border: 1px solid rgba(255,192,0,0.30);
}
.trust-box h3 { margin-bottom: 1.25rem; font-size: 1.4rem; }
.trust-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem 2rem;
}
@media (max-width: 720px) { .trust-grid { grid-template-columns: 1fr; } }
.trust-item { display: flex; gap: 0.85rem; align-items: flex-start; }
.trust-num {
  flex-shrink: 0;
  width: 32px; height: 32px;
  border-radius: 50%;
  background: var(--navy);
  color: var(--white);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700;
  font-size: 0.95rem;
}
.trust-item p { margin: 0; font-size: 0.95rem; line-height: 1.5; }
.trust-item strong { color: var(--navy); }

/* ---------- CTA FINAL ---------- */
.cta-section {
  background:
    radial-gradient(ellipse at top, rgba(255,192,0,0.12) 0%, transparent 50%),
    linear-gradient(135deg, var(--navy-deep) 0%, var(--navy) 60%, var(--navy-light) 100%);
  color: var(--white);
  padding: clamp(3.5rem, 6vw, 5rem) 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-section h2 { color: var(--white); margin-bottom: 1rem; }
.cta-section p { color: rgba(255,255,255,0.88); margin-bottom: 2.25rem; max-width: 640px; margin-left: auto; margin-right: auto; font-size: 1.1rem; }

/* ---------- FAQ ---------- */
.faq-list {
  max-width: 800px;
  margin: 2rem auto 0;
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
  overflow: hidden;
}
.faq-item {
  border-bottom: 1px solid var(--gray-200);
  padding: 0;
  transition: background var(--transition);
}
.faq-item:last-child { border-bottom: none; }
.faq-item[open] { background: var(--gray-50); }
.faq-q {
  font-weight: 600;
  color: var(--navy);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  list-style: none;
  padding: 1.25rem 1.5rem;
  font-size: 1.02rem;
  transition: color var(--transition);
}
.faq-q:hover { color: var(--gold-dark); }
.faq-q::-webkit-details-marker { display: none; }
.faq-q::after {
  content: "+";
  font-size: 1.5rem;
  color: var(--gold-dark);
  font-weight: 300;
  transition: transform var(--transition-slow);
  flex-shrink: 0;
  margin-left: 1rem;
}
details[open] .faq-q::after { content: "−"; transform: rotate(180deg); }
.faq-a { padding: 0 1.5rem 1.4rem; color: var(--gray-700); font-size: 0.98rem; line-height: 1.65; }

/* ---------- FOOTER ---------- */
.site-footer {
  background: var(--navy-deep);
  color: rgba(255,255,255,0.65);
  padding: 4rem 0 1.75rem;
  font-size: 0.92rem;
  position: relative;
}
.site-footer::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0; height: 4px;
  background: linear-gradient(90deg, var(--gold), var(--gold-dark));
}
.site-footer h4 { color: var(--white); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 1.1rem; font-weight: 700; }
.site-footer a { color: rgba(255,255,255,0.7); transition: color var(--transition); }
.site-footer a:hover { color: var(--gold); }
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 2.5rem;
  margin-bottom: 2.75rem;
}
.footer-grid ul { list-style: none; }
.footer-grid li { margin-bottom: 0.55rem; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 1.75rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.5);
}
@media (max-width: 900px) { .footer-grid { grid-template-columns: repeat(2, 1fr); gap: 2rem; } }
@media (max-width: 560px) { .footer-grid { grid-template-columns: 1fr; gap: 1.5rem; } }

/* ---------- LANDING PAGE STYLES (minimal nav, focused) ---------- */
.lp-body { background: var(--white); }
.lp-header {
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--gray-200);
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(8px);
  position: sticky; top: 0; z-index: 50;
}
.lp-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.lp-header .brand { font-size: 1.1rem; }
.lp-trust-strip {
  display: flex;
  gap: 1.5rem;
  font-size: 0.88rem;
  color: var(--gray-700);
  font-weight: 500;
}
.lp-trust-strip span { display: inline-flex; align-items: center; gap: 0.35rem; }
.lp-trust-strip span::before { content: "✓"; color: var(--success); font-weight: 800; }
@media (max-width: 900px) { .lp-trust-strip { display: none; } }

.lp-hero {
  background:
    radial-gradient(ellipse at top right, rgba(255,192,0,0.20) 0%, transparent 50%),
    radial-gradient(ellipse at bottom left, rgba(44,77,136,0.40) 0%, transparent 55%),
    linear-gradient(135deg, var(--navy-deep) 0%, var(--navy) 50%, var(--navy-light) 100%);
  color: var(--white);
  padding: clamp(3rem, 5vw, 4.5rem) 0 clamp(3rem, 5vw, 4rem);
  position: relative;
  overflow: hidden;
}
.lp-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}
.lp-hero .container-narrow { position: relative; z-index: 1; }
.lp-hero h1 { color: var(--white); margin-bottom: 1rem; }
.lp-hero .lead { color: rgba(255,255,255,0.92); margin: 1.25rem 0 2rem; font-size: 1.15rem; }
.lp-price-tag {
  display: inline-block;
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  color: var(--navy);
  padding: 0.5rem 1.15rem;
  border-radius: var(--radius-pill);
  font-weight: 800;
  font-size: 0.92rem;
  margin-bottom: 1.25rem;
  letter-spacing: -0.005em;
  box-shadow: 0 4px 12px rgba(255,192,0,0.30);
}

.lp-sheets {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  margin: 2rem 0;
}
@media (max-width: 900px) { .lp-sheets { grid-template-columns: repeat(2, 1fr); gap: 1rem; } }
.lp-sheet-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 1.5rem 1.4rem;
  border-left: 4px solid var(--navy);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.lp-sheet-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.lp-sheet-card.is-pro { border-left-color: var(--gold-dark); background: linear-gradient(180deg, var(--white) 0%, rgba(255,242,204,0.4) 100%); }
.lp-sheet-num {
  display: inline-flex;
  align-items: center; justify-content: center;
  background: var(--navy);
  color: var(--white);
  width: 32px; height: 32px;
  border-radius: 50%;
  font-weight: 800;
  font-size: 0.9rem;
  margin-bottom: 0.75rem;
  box-shadow: 0 2px 6px rgba(31,56,100,0.25);
}
.lp-sheet-card.is-pro .lp-sheet-num { background: linear-gradient(135deg, var(--gold-dark), var(--gold-deep)); box-shadow: 0 2px 6px rgba(230,149,0,0.30); }
.lp-sheet-card h4 { margin-bottom: 0.5rem; font-size: 1.05rem; color: var(--navy); }
.lp-sheet-card p { font-size: 0.92rem; color: var(--gray-700); margin: 0; line-height: 1.55; }

.lp-buy-box {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: clamp(2rem, 4vw, 3rem);
  box-shadow: var(--shadow-xl);
  max-width: 560px;
  margin: 2rem auto;
  border: 3px solid var(--gold);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.lp-buy-box::before {
  content: "";
  position: absolute;
  top: -50%; left: -50%;
  width: 200%; height: 200%;
  background: radial-gradient(circle, rgba(255,192,0,0.08) 0%, transparent 50%);
  pointer-events: none;
}
.lp-buy-box > * { position: relative; }
.lp-buy-box h3 { font-size: 1.6rem; }
.lp-buy-box .price { font-size: clamp(2.5rem, 6vw, 3.25rem); color: var(--gold-dark); font-weight: 900; margin: 0.5rem 0; letter-spacing: -0.03em; }
.lp-buy-box .price small { font-size: 1rem; font-weight: 400; color: var(--gray-700); letter-spacing: 0; }
.lp-buy-box .meta { color: var(--gray-700); margin-bottom: 1.75rem; font-size: 0.97rem; }

/* ---------- UTILITIES ---------- */
.text-gold { color: var(--gold-dark); }
.text-navy { color: var(--navy); }
.mt-1 { margin-top: 0.5rem; } .mt-2 { margin-top: 1rem; } .mt-3 { margin-top: 1.5rem; } .mt-4 { margin-top: 2rem; }
.mb-1 { margin-bottom: 0.5rem; } .mb-2 { margin-bottom: 1rem; } .mb-3 { margin-bottom: 1.5rem; } .mb-4 { margin-bottom: 2rem; }
.no-print { }
@media print { .no-print { display: none; } .site-header, .site-footer { display: none; } }

/* ---------- DEMO/SCREENSHOT PLACEHOLDER ---------- */
.demo-placeholder {
  background:
    linear-gradient(135deg, var(--gray-100) 0%, var(--light-blue) 100%);
  border: 2px dashed var(--gray-300);
  border-radius: var(--radius-xl);
  padding: clamp(2.5rem, 5vw, 4rem) 1.5rem;
  text-align: center;
  color: var(--gray-700);
  margin: 1.5rem 0;
  position: relative;
  overflow: hidden;
}
.demo-placeholder::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(31,56,100,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(31,56,100,0.04) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
}
.demo-placeholder > * { position: relative; }
.demo-placeholder .icon { font-size: 3rem; margin-bottom: 0.85rem; }

/* ---------- SCROLL-REVEAL ANIMATIONS ---------- */
@media (prefers-reduced-motion: no-preference) {
  .reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.7s ease, transform 0.7s ease; }
  .reveal.in-view { opacity: 1; transform: translateY(0); }
  .reveal-delay-1 { transition-delay: 0.08s; }
  .reveal-delay-2 { transition-delay: 0.16s; }
  .reveal-delay-3 { transition-delay: 0.24s; }
}

/* ---------- SR-ONLY (a11y) ---------- */
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }