/* ============================================================
   TIER FORWARD — Landing Page Stylesheet
   Brand: Navy #1B3A6B | Orange #F5821F | Yellow #F5C518 | Green #3AAA35
   ============================================================ */

:root {
  /* Brand colors */
  --color-navy: #1B3A6B;
  --color-navy-dark: #132d54;
  --color-navy-light: #2a4f8f;
  --color-orange: #F5821F;
  --color-orange-dark: #d96a08;
  --color-yellow: #F5C518;
  --color-yellow-dark: #c9980a;
  --color-green: #3AAA35;
  --color-green-dark: #2a8226;

  /* Surfaces */
  --color-bg: #ffffff;
  --color-section-alt: #f4f7fc;
  --color-surface: #ffffff;
  --color-border: #dde3ee;
  --color-text: #1a2033;
  --color-text-muted: #5a6480;
  --color-text-faint: #9aa3bb;

  /* Type scale */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.2rem + 2.5vw, 3.5rem);
  --text-hero: clamp(2.4rem, 1rem + 5vw, 5rem);

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.625rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(27,58,107,0.08);
  --shadow-md: 0 4px 16px rgba(27,58,107,0.10);
  --shadow-lg: 0 12px 40px rgba(27,58,107,0.14);

  --transition: 200ms cubic-bezier(0.16, 1, 0.3, 1);
  --content-default: 1120px;
  --font-body: 'Nunito Sans', system-ui, sans-serif;
  --font-display: 'Nunito', system-ui, sans-serif;
}

/* BASE */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; -webkit-font-smoothing: antialiased; }
body { font-family: var(--font-body); font-size: var(--text-base); color: var(--color-text); background: var(--color-bg); line-height: 1.65; }
img, svg { display: block; max-width: 100%; height: auto; }
h1,h2,h3,h4 { font-family: var(--font-display); text-wrap: balance; line-height: 1.15; }
p, li { text-wrap: pretty; }
a { color: inherit; text-decoration: none; transition: color var(--transition); }
button { cursor: pointer; border: none; background: none; font: inherit; }
input, textarea, select { font: inherit; color: inherit; }

.container {
  max-width: var(--content-default);
  margin: 0 auto;
  padding-inline: clamp(var(--space-5), 5vw, var(--space-12));
}

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--transition);
}
.site-header.scrolled { box-shadow: var(--shadow-md); }
.header-inner {
  max-width: var(--content-default);
  margin: 0 auto;
  padding: var(--space-3) clamp(var(--space-5), 5vw, var(--space-12));
  display: flex;
  align-items: center;
  gap: var(--space-6);
}
.header-logo { display: flex; align-items: center; flex-shrink: 0; }
.logo-img { height: 52px; width: auto; object-fit: contain; }
.header-nav {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  margin-left: auto;
}
.header-nav a:not(.btn) {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-sm);
  color: var(--color-navy);
  position: relative;
}
.header-nav a:not(.btn)::after {
  content: '';
  position: absolute;
  bottom: -3px; left: 0;
  width: 0; height: 2px;
  background: var(--color-orange);
  border-radius: 2px;
  transition: width var(--transition);
}
.header-nav a:not(.btn):hover::after { width: 100%; }

/* NAV TOGGLE (mobile) */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  margin-left: auto;
  padding: var(--space-2);
}
.nav-toggle span {
  display: block;
  width: 24px; height: 2.5px;
  background: var(--color-navy);
  border-radius: 2px;
  transition: var(--transition);
}

/* MOBILE NAV */
.mobile-nav {
  display: none;
  flex-direction: column;
  padding: var(--space-4) clamp(var(--space-5), 5vw, var(--space-12)) var(--space-5);
  gap: var(--space-3);
  border-top: 1px solid var(--color-border);
  background: white;
}
.mobile-nav a:not(.btn) {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-base);
  color: var(--color-navy);
  padding: var(--space-2) 0;
}
.mobile-nav .btn { margin-top: var(--space-2); text-align: center; }
.mobile-nav.open { display: flex; }

@media (max-width: 768px) {
  .header-nav { display: none; }
  .nav-toggle { display: flex; }
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--text-sm);
  padding: 0.6em 1.4em;
  border-radius: var(--radius-full);
  transition: background var(--transition), color var(--transition), box-shadow var(--transition), transform var(--transition);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn-primary {
  background: var(--color-orange);
  color: white;
}
.btn-primary:hover { background: var(--color-orange-dark); box-shadow: 0 4px 16px rgba(245,130,31,0.35); }

.btn-outline {
  background: transparent;
  color: var(--color-navy);
  border: 2px solid var(--color-navy);
}
.btn-outline:hover { background: var(--color-navy); color: white; }

.btn-white {
  background: white;
  color: var(--color-navy);
}
.btn-white:hover { background: var(--color-section-alt); }

.btn-lg { font-size: var(--text-base); padding: 0.75em 2em; }
.btn-full { width: 100%; }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-navy-light) 60%, #2056a0 100%);
  color: white;
  padding-top: clamp(var(--space-16), 10vw, var(--space-24));
  padding-bottom: 0;
  overflow: hidden;
  min-height: 80vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.hero-bg-shape {
  position: absolute;
  top: -80px; right: -120px;
  width: 600px; height: 600px;
  border-radius: 50%;
  background: rgba(245,197,24,0.08);
  pointer-events: none;
}
.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding-bottom: clamp(var(--space-16), 8vw, var(--space-24));
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: rgba(245,130,31,0.18);
  color: var(--color-yellow);
  border: 1px solid rgba(245,197,24,0.3);
  border-radius: var(--radius-full);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.4em 1.2em;
  margin-bottom: var(--space-6);
}
.hero-heading {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--text-hero);
  color: white;
  line-height: 1.08;
  margin-bottom: var(--space-6);
}
.accent-orange { color: var(--color-orange); }
.hero-sub {
  font-size: var(--text-lg);
  color: rgba(255,255,255,0.82);
  max-width: 640px;
  margin: 0 auto var(--space-10);
  line-height: 1.6;
}
.hero-cta-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-bottom: var(--space-16);
}
.hero .btn-outline {
  color: white;
  border-color: rgba(255,255,255,0.5);
}
.hero .btn-outline:hover { background: rgba(255,255,255,0.1); color: white; }

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-8);
  flex-wrap: wrap;
}
.stat { text-align: center; }
.stat-num {
  display: block;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--text-xl);
  color: var(--color-yellow);
}
.stat-label {
  display: block;
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.65);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 2px;
}
.stat-divider {
  width: 1px; height: 48px;
  background: rgba(255,255,255,0.2);
}

.hero-wave {
  position: relative;
  z-index: 2;
  margin-top: auto;
  line-height: 0;
}
.hero-wave svg { width: 100%; display: block; }

/* ============================================================
   SECTIONS
   ============================================================ */
.section { padding-block: clamp(var(--space-16), 10vw, var(--space-24)); }
.section-alt { background: var(--color-section-alt); }

.section-label {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-orange);
  margin-bottom: var(--space-3);
}
.section-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--text-2xl);
  color: var(--color-navy);
  margin-bottom: var(--space-5);
}
.section-sub {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 640px;
  margin-bottom: var(--space-12);
  line-height: 1.7;
}

/* ============================================================
   STEPS GRID
   ============================================================ */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-6);
}
.step-card {
  background: var(--color-bg);
  border-radius: var(--radius-xl);
  padding: var(--space-8) var(--space-6);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  transition: box-shadow var(--transition), transform var(--transition);
  position: relative;
}
.step-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}
.step-icon {
  width: 56px; height: 56px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-5);
}
.step-num {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  letter-spacing: 0.08em;
  margin-bottom: var(--space-2);
}
.step-card h3 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--text-lg);
  color: var(--color-navy);
  margin-bottom: var(--space-3);
}
.step-card p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ============================================================
   AUDIENCE GRID
   ============================================================ */
.audience-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-6);
}
.audience-card {
  border-radius: var(--radius-xl);
  padding: var(--space-10) var(--space-8);
  transition: transform var(--transition), box-shadow var(--transition);
}
.audience-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }

.card-navy { background: var(--color-navy); color: white; }
.card-orange { background: var(--color-orange); color: white; }
.card-green { background: var(--color-green); color: white; }

.audience-icon {
  width: 60px; height: 60px;
  background: rgba(255,255,255,0.15);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-5);
}
.audience-card h3 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--text-lg);
  margin-bottom: var(--space-3);
  color: white;
}
.audience-card p {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.85);
  line-height: 1.7;
  margin-bottom: var(--space-5);
}
.feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.feature-list li {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.9);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-weight: 600;
}
.feature-list li::before {
  content: '';
  display: block;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: rgba(255,255,255,0.6);
  flex-shrink: 0;
}

/* ============================================================
   CTA BAND
   ============================================================ */
.cta-band {
  background: linear-gradient(135deg, var(--color-orange) 0%, #e86b00 100%);
  padding-block: clamp(var(--space-12), 6vw, var(--space-20));
}
.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
  flex-wrap: wrap;
}
.cta-text h2 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--text-xl);
  color: white;
  margin-bottom: var(--space-2);
}
.cta-text p {
  font-size: var(--text-base);
  color: rgba(255,255,255,0.85);
}

/* ============================================================
   CONTACT
   ============================================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: clamp(var(--space-10), 6vw, var(--space-20));
  align-items: start;
}
@media (max-width: 800px) {
  .contact-grid { grid-template-columns: 1fr; }
}

.contact-info p {
  color: var(--color-text-muted);
  margin-bottom: var(--space-8);
  line-height: 1.7;
  max-width: 420px;
}
.contact-details { display: flex; flex-direction: column; gap: var(--space-4); }
.contact-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-navy);
}
.contact-item a:hover { color: var(--color-orange); }

/* FORM */
.contact-form {
  background: var(--color-section-alt);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  border: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}
@media (max-width: 560px) { .form-row { grid-template-columns: 1fr; } }

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.form-group label {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-sm);
  color: var(--color-navy);
}
.form-group input,
.form-group select,
.form-group textarea {
  background: white;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 0.65em 0.9em;
  font-size: var(--text-sm);
  color: var(--color-text);
  transition: border-color var(--transition), box-shadow var(--transition);
  width: 100%;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-navy);
  box-shadow: 0 0 0 3px rgba(27,58,107,0.1);
}
.form-group textarea { resize: vertical; min-height: 110px; }

.form-note {
  font-size: var(--text-xs);
  color: var(--color-green);
  font-weight: 700;
  text-align: center;
  min-height: 1.2em;
}
.form-note.error { color: #c0392b; }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: var(--color-navy);
  color: rgba(255,255,255,0.75);
  padding-block: var(--space-12) var(--space-8);
}
.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-6);
  text-align: center;
}
.footer-brand { display: flex; flex-direction: column; align-items: center; gap: var(--space-3); }
.footer-logo { height: 48px; width: auto; object-fit: contain; }
.footer-brand p { font-size: var(--text-sm); color: rgba(255,255,255,0.6); }
.footer-links {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  flex-wrap: wrap;
  justify-content: center;
}
.footer-links a {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.7);
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--color-orange); }
.footer-copy {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.4);
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: var(--space-6);
  width: 100%;
  text-align: center;
}

/* Hero TM mark */
.hero-tm {
  font-size: 0.45em;
  vertical-align: super;
  line-height: 0;
  margin-left: 1px;
}

/* ============================================================
   REPORTS GRID
   ============================================================ */
.reports-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-6);
}
.report-card {
  background: var(--color-section-alt);
  border-radius: var(--radius-xl);
  padding: var(--space-8) var(--space-6);
  border: 1.5px solid var(--color-border);
  transition: box-shadow var(--transition), transform var(--transition);
}
.report-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}
.report-icon {
  width: 52px; height: 52px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-5);
}
.report-card h3 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--text-lg);
  color: var(--color-navy);
  margin-bottom: var(--space-3);
}
.report-card p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ============================================================
   DEMO BAND
   ============================================================ */
.demo-band {
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-navy-light) 100%);
  padding-block: clamp(var(--space-12), 6vw, var(--space-20));
}
.demo-band-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
  flex-wrap: wrap;
}
.demo-band-eyebrow {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-yellow);
  margin-bottom: var(--space-2);
}
.demo-band-text h2 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--text-xl);
  color: white;
  margin-bottom: var(--space-2);
}
.demo-band-text p {
  font-size: var(--text-base);
  color: rgba(255,255,255,0.8);
  max-width: 520px;
}
@media (max-width: 640px) {
  .demo-band-inner { flex-direction: column; text-align: center; }
  .demo-band-text p { margin: 0 auto; }
}

/* ============================================================
   SCROLL REVEAL
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.visible { opacity: 1; transform: none; }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 600px) {
  .hero-stats { gap: var(--space-5); }
  .stat-divider { display: none; }
  .cta-inner { flex-direction: column; text-align: center; }
  .hero-heading { font-size: clamp(2rem, 8vw, 3.5rem); }
}