/* =========================================================
   ISN MRT & Assessment Center — mrt.isn.biz
   Warm Clinical design system
   ========================================================= */

:root {
  --sage: #5C8374;
  --sage-dark: #3E5E52;
  --teal-deep: #183D3D;
  --cream: #F7F4EE;
  --cream-warm: #F1EBDD;
  --sand: #E5DED2;
  --ink: #1F2A2E;
  --ink-soft: #47565B;
  --gold: #B08C3A;
  --gold-soft: #D4B978;
  --rose: #C58B72;
  --success: #3E5E52;
  --line: rgba(31, 42, 46, 0.12);
  --shadow-md: 0 8px 24px rgba(31, 42, 46, 0.10);
  --shadow-lg: 0 20px 48px rgba(31, 42, 46, 0.16);
  --radius: 4px;
  --radius-lg: 8px;
  --font-display: "Fraunces", "Source Serif Pro", Georgia, serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --transition: 200ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background: var(--cream);
}

body {
  font-family: var(--font-body);
  line-height: 1.65;
  color: var(--ink);
  background: var(--cream);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img { max-width: 100%; height: auto; display: block; }

a {
  color: var(--sage-dark);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
  transition: color var(--transition);
}
a:hover { color: var(--teal-deep); }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 500;
  color: var(--teal-deep);
  line-height: 1.2;
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); font-weight: 500; }
h2 { font-size: clamp(1.75rem, 3.2vw, 2.4rem); margin-bottom: 1rem; }
h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); margin-bottom: 0.75rem; }
h4 { font-size: 1.125rem; margin-bottom: 0.5rem; }

p { margin-bottom: 1rem; max-width: 64ch; }
p.lead { font-size: 1.25rem; color: var(--ink-soft); max-width: 60ch; }

ul, ol { padding-left: 1.25rem; margin-bottom: 1rem; }
li { margin-bottom: 0.35rem; }

/* =====================
   Layout
   ===================== */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

.section { padding: 5rem 0; }
.section-sm { padding: 3rem 0; }
.section-tight { padding: 2rem 0; }

.bg-cream { background: var(--cream); }
.bg-cream-warm { background: var(--cream-warm); }
.bg-sand { background: var(--sand); }
.bg-teal { background: var(--teal-deep); color: var(--cream); }
.bg-teal h1, .bg-teal h2, .bg-teal h3, .bg-teal h4 { color: var(--cream); }
.bg-teal a { color: var(--gold-soft); }
.bg-teal a:hover { color: var(--cream); }

/* =====================
   Navigation
   ===================== */
.site-header {
  background: var(--cream);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(8px);
  background: rgba(247, 244, 238, 0.94);
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
  gap: 1rem;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--teal-deep);
  text-decoration: none;
  letter-spacing: 0.01em;
}
.nav-brand img { height: 36px; width: auto; }

.nav-links {
  display: flex;
  gap: 1.6rem;
  list-style: none;
  padding: 0;
  margin: 0;
  align-items: center;
}

.nav-links a {
  color: var(--ink);
  font-size: 0.95rem;
  font-weight: 500;
  text-decoration: none;
  padding: 0.25rem 0;
  border-bottom: 2px solid transparent;
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--teal-deep);
  border-bottom-color: var(--gold);
}

.nav-cta {
  background: var(--teal-deep);
  color: var(--cream) !important;
  padding: 0.55rem 1.1rem !important;
  border-radius: var(--radius);
  border-bottom: 0 !important;
  font-weight: 600 !important;
}
.nav-cta:hover { background: var(--sage-dark); color: var(--cream) !important; }

.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0.45rem 0.6rem;
  cursor: pointer;
  color: var(--teal-deep);
}

@media (max-width: 820px) {
  .nav-toggle { display: inline-flex; }
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--cream);
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    gap: 0;
    padding: 0.5rem 1.25rem 1.25rem;
    box-shadow: var(--shadow-md);
  }
  .nav-links.open { display: flex; }
  .nav-links li { width: 100%; }
  .nav-links a { display: block; width: 100%; padding: 0.75rem 0; border-bottom: 1px solid var(--line); }
  .nav-cta { display: inline-block; margin-top: 0.75rem; }
}

/* =====================
   Buttons
   ===================== */
.btn {
  display: inline-block;
  padding: 0.85rem 1.6rem;
  border-radius: var(--radius);
  font-weight: 600;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  transition: background-color var(--transition), color var(--transition), border-color var(--transition), transform var(--transition), box-shadow var(--transition);
  font-size: 1rem;
  line-height: 1.2;
  font-family: inherit;
}

.btn-primary {
  background: var(--teal-deep);
  color: var(--cream);
}
.btn-primary:hover {
  background: var(--sage-dark);
  color: var(--cream);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background: transparent;
  color: var(--teal-deep);
  border-color: var(--teal-deep);
}
.btn-secondary:hover {
  background: var(--teal-deep);
  color: var(--cream);
}

.btn-gold {
  background: var(--gold);
  color: var(--cream);
}
.btn-gold:hover { background: var(--gold-soft); color: var(--ink); }

.btn-group { display: flex; gap: 0.75rem; flex-wrap: wrap; }

/* =====================
   Hero
   ===================== */
.hero {
  padding: 5rem 0 5rem;
  position: relative;
  overflow: hidden;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 3.5rem;
  align-items: center;
}
.hero-eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1rem;
}
.hero h1 { margin-bottom: 1.25rem; }
.hero .lead { margin-bottom: 2rem; }
.hero-image {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  aspect-ratio: 4 / 5;
  background: var(--sand);
}
.hero-image img { width: 100%; height: 100%; object-fit: cover; }

@media (max-width: 820px) {
  .hero-grid { grid-template-columns: 1fr; gap: 2rem; }
  .hero-image { aspect-ratio: 4 / 3; order: -1; }
}

/* =====================
   Service cards
   ===================== */
.service-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.service-card {
  background: var(--cream-warm);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 2rem;
  text-decoration: none !important;
  color: inherit;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.service-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--gold);
}
.service-card .tag {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
}
.service-card h3 { margin: 0; }
.service-card p { margin: 0; color: var(--ink-soft); }
.service-card .price {
  font-family: var(--font-display);
  font-size: 1.35rem;
  color: var(--teal-deep);
  margin-top: 0.5rem;
}
.service-card .arrow {
  margin-top: auto;
  color: var(--sage-dark);
  font-weight: 600;
}

/* =====================
   Content blocks
   ===================== */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}
.two-col.image-right { grid-template-columns: 1fr 0.85fr; }
@media (max-width: 820px) { .two-col, .two-col.image-right { grid-template-columns: 1fr; gap: 2rem; } }

.panel {
  background: var(--cream-warm);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 2rem;
}
.panel-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: var(--sand);
  box-shadow: var(--shadow-md);
}
.panel-image img { width: 100%; height: 100%; object-fit: cover; }

/* Trust strip */
.trust-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1.25rem;
  text-align: center;
}
.trust-item {
  padding: 1.25rem 0.75rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--cream);
}
.trust-item strong {
  display: block;
  font-family: var(--font-display);
  color: var(--teal-deep);
  font-size: 1.6rem;
  margin-bottom: 0.25rem;
}

/* Feature list */
.feature-list { list-style: none; padding: 0; }
.feature-list li {
  padding: 0.75rem 0 0.75rem 2rem;
  position: relative;
  border-bottom: 1px solid var(--line);
}
.feature-list li:last-child { border-bottom: 0; }
.feature-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.1rem;
  width: 1rem;
  height: 1rem;
  border-radius: 50%;
  background: var(--sage);
  box-shadow: inset 0 0 0 2px var(--cream);
  border: 2px solid var(--sage-dark);
}

/* Pricing table */
.pricing-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 1.5rem;
  background: var(--cream-warm);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.pricing-table th, .pricing-table td {
  padding: 1rem 1.25rem;
  text-align: left;
  border-bottom: 1px solid var(--line);
}
.pricing-table th {
  background: var(--teal-deep);
  color: var(--cream);
  font-family: var(--font-display);
  font-weight: 500;
  letter-spacing: 0.02em;
}
.pricing-table tr:last-child td { border-bottom: 0; }
.pricing-table td:last-child { font-family: var(--font-display); font-size: 1.15rem; color: var(--teal-deep); white-space: nowrap; }

/* Timeline / steps */
.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
  counter-reset: step;
}
.step {
  background: var(--cream);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  position: relative;
  counter-increment: step;
}
.step::before {
  content: counter(step, decimal-leading-zero);
  font-family: var(--font-display);
  color: var(--gold);
  font-size: 1.5rem;
  display: block;
  margin-bottom: 0.5rem;
}
.step h4 { margin-bottom: 0.5rem; }

/* Forms */
.form {
  display: grid;
  gap: 1rem;
  background: var(--cream-warm);
  padding: 2rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  max-width: 640px;
}
.form-row { display: grid; gap: 0.35rem; }
.form label { font-weight: 600; font-size: 0.95rem; color: var(--teal-deep); }
.form input, .form select, .form textarea {
  padding: 0.75rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-family: inherit;
  font-size: 1rem;
  background: var(--cream);
  color: var(--ink);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.form input:focus, .form select:focus, .form textarea:focus {
  outline: 0;
  border-color: var(--sage);
  box-shadow: 0 0 0 3px rgba(92, 131, 116, 0.25);
}
.form textarea { min-height: 130px; resize: vertical; }
.form .disclaimer { font-size: 0.875rem; color: var(--ink-soft); }

/* Callout */
.callout {
  background: var(--teal-deep);
  color: var(--cream);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 2rem;
}
.callout h2 { color: var(--cream); margin-bottom: 0.5rem; }
.callout p { color: rgba(247, 244, 238, 0.82); margin: 0; }
@media (max-width: 820px) { .callout { grid-template-columns: 1fr; } }

/* Footer */
.site-footer {
  background: var(--teal-deep);
  color: rgba(247, 244, 238, 0.82);
  padding: 4rem 0 2rem;
  margin-top: 5rem;
  font-size: 0.95rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2.5rem;
}
.site-footer h4 { color: var(--cream); margin-bottom: 1rem; font-size: 1rem; letter-spacing: 0.05em; text-transform: uppercase; }
.site-footer ul { list-style: none; padding: 0; }
.site-footer ul li { margin-bottom: 0.5rem; }
.site-footer a { color: rgba(247, 244, 238, 0.82); text-decoration: none; }
.site-footer a:hover { color: var(--gold-soft); }
.footer-brand img { height: 44px; margin-bottom: 0.75rem; }
.footer-bottom {
  border-top: 1px solid rgba(247, 244, 238, 0.12);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  font-size: 0.85rem;
}
@media (max-width: 820px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

/* Eyebrow label */
.eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.75rem;
}

/* Badge */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.7rem;
  background: var(--cream-warm);
  border: 1px solid var(--line);
  border-radius: 100px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--teal-deep);
}
.badge::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--sage);
}

/* Helpers */
.text-center { text-align: center; }
.mb-sm { margin-bottom: 1rem; }
.mb-md { margin-bottom: 2rem; }
.mb-lg { margin-bottom: 3rem; }
.max-prose { max-width: 70ch; margin-left: auto; margin-right: auto; }

/* ============================================================
   PREMIUM EDITORIAL LAYER — for the homepage redesign
   ============================================================ */

.editorial-hero {
  position: relative;
  padding: 0;
  min-height: min(86vh, 860px);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  align-items: stretch;
  overflow: hidden;
  background:
    radial-gradient(110% 80% at 0% 20%, rgba(176, 140, 58, 0.09), transparent 60%),
    var(--cream);
}
.editorial-hero-content {
  padding: clamp(3rem, 7vw, 6rem) clamp(1.5rem, 5vw, 5rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
  max-width: 760px;
}
.editorial-hero-image {
  position: relative;
  min-height: 480px;
  background: var(--sand);
  clip-path: polygon(6% 0, 100% 0, 100% 100%, 0 100%);
  overflow: hidden;
}
.editorial-hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.editorial-hero-image::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(24, 61, 61, 0.20) 0%, transparent 45%);
  pointer-events: none;
}
.editorial-hero .byline {
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  display: flex;
  gap: 1rem;
  align-items: center;
  margin-bottom: 1.75rem;
}
.editorial-hero .byline::before,
.editorial-hero .byline::after {
  content: "";
  flex: 0 0 30px;
  height: 1px;
  background: var(--gold);
  opacity: 0.5;
}
.editorial-hero .byline::after { flex: 1 1 auto; }

.display-title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(2.6rem, 6.2vw, 4.8rem);
  line-height: 1.02;
  letter-spacing: -0.025em;
  color: var(--teal-deep);
  margin-bottom: 1.75rem;
}
.display-title em {
  font-style: italic;
  font-weight: 400;
  color: var(--sage-dark);
}
.editorial-lead {
  font-family: var(--font-body);
  font-size: clamp(1.05rem, 1.4vw, 1.25rem);
  line-height: 1.6;
  color: var(--ink-soft);
  max-width: 52ch;
  margin-bottom: 2.25rem;
}
.editorial-hero .btn-group { margin-bottom: 2.5rem; }

.credential-row {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}
.credential-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 0.9rem;
  background: var(--cream-warm);
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--teal-deep);
  letter-spacing: 0.01em;
}
.credential-pill::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold);
}

@media (max-width: 960px) {
  .editorial-hero {
    grid-template-columns: 1fr;
    min-height: 0;
  }
  .editorial-hero-image {
    order: -1;
    min-height: 320px;
    clip-path: none;
  }
  .editorial-hero-content { padding: 3rem 1.5rem; }
}

/* ----- Editorial stats band ----- */

.stats-band {
  background: var(--teal-deep);
  color: var(--cream);
  padding: 5rem 0;
  background-image:
    radial-gradient(60% 80% at 100% 0%, rgba(176, 140, 58, 0.18), transparent 55%),
    radial-gradient(60% 80% at 0% 100%, rgba(92, 131, 116, 0.18), transparent 55%);
}
.stats-band .eyebrow { color: var(--gold-soft); }
.stats-band h2 { color: var(--cream); }
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
  border-top: 1px solid rgba(247, 244, 238, 0.14);
  padding-top: 3rem;
}
.stat-card .stat-num {
  display: block;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(2.8rem, 5vw, 4rem);
  line-height: 1;
  color: var(--gold-soft);
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
}
.stat-card .stat-label {
  font-family: var(--font-body);
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  color: rgba(247, 244, 238, 0.82);
  max-width: 26ch;
}

/* ----- Editorial split — large image + pullquote ----- */

.editorial-split {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 0;
  align-items: stretch;
  background: var(--cream);
}
.editorial-split-image {
  min-height: 520px;
  position: relative;
  overflow: hidden;
}
.editorial-split-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.editorial-split-content {
  padding: clamp(3rem, 6vw, 6rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: var(--cream-warm);
}
.editorial-split-content .eyebrow { margin-bottom: 1rem; }
.editorial-split-content h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  letter-spacing: -0.018em;
  margin-bottom: 1.25rem;
}
.pullquote {
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(1.2rem, 1.8vw, 1.5rem);
  color: var(--teal-deep);
  line-height: 1.45;
  padding: 1.25rem 0 1.25rem 1.25rem;
  border-left: 3px solid var(--gold);
  margin: 1.5rem 0;
  max-width: 50ch;
}
@media (max-width: 820px) {
  .editorial-split { grid-template-columns: 1fr; }
  .editorial-split-image { min-height: 300px; }
}

/* ----- Feature/service grid premium refinement ----- */

.service-grid.premium .service-card {
  background: var(--cream);
  border: 1px solid var(--line);
  padding: 2.25rem 2rem 2rem;
  position: relative;
  overflow: hidden;
}
.service-grid.premium .service-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}
.service-grid.premium .service-card:hover::before { opacity: 1; }
.service-grid.premium .service-card h3 {
  font-size: 1.4rem;
  margin-bottom: 0.5rem;
}

/* ----- Paper texture background helper ----- */

.bg-paper {
  background-color: var(--cream);
  background-image: url("https://b2cdn.isn.biz/file/isnbiz-cdn/mrt/v1/texture-pattern.webp");
  background-size: 420px 420px;
  background-repeat: repeat;
  background-blend-mode: multiply;
}

/* ----- Site header premium refinements ----- */

.site-header .nav-brand {
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: 0.02em;
}
.site-header .nav-brand img { height: 34px; }

/* Reduce motion */
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}