/* ==========================================================================
   EMERIVO COMPONENTS
   Header, footer, hero, and reusable site sections.
   ========================================================================== */

/* ---- Header ---- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.92);
  backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--border-subtle);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  padding-block: 0.9rem;
}
.brand { display: flex; align-items: center; }
.brand img { height: 34px; width: auto; }

.nav-primary { display: flex; align-items: center; gap: var(--space-7); }
.nav-links { display: flex; align-items: center; gap: var(--space-6); }
.nav-links a {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-secondary);
  padding: 0.4rem 0.1rem;
  position: relative;
  transition: color var(--dur-fast) var(--ease);
}
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--navy-900); }
.nav-links a[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -6px;
  height: 2px;
  background: var(--gold-500);
}

.nav-dropdown { position: relative; }
.nav-dropdown-trigger { display: inline-flex; align-items: center; gap: 0.3rem; background: none; border: none; font: inherit; padding: 0.4rem 0.1rem; }
.nav-dropdown-trigger svg { width: 12px; height: 12px; transition: transform var(--dur-fast) var(--ease); }
.nav-dropdown-panel {
  position: absolute;
  top: calc(100% + 0.9rem);
  left: 50%;
  transform: translateX(-50%);
  width: 340px;
  background: var(--paper);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: var(--space-3);
  opacity: 0;
  visibility: hidden;
  transform: translateX(-50%) translateY(6px);
  transition: opacity var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease), visibility var(--dur-fast);
}
.nav-dropdown:hover .nav-dropdown-panel,
.nav-dropdown:focus-within .nav-dropdown-panel {
  opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0);
}
.nav-dropdown-panel a {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding: 0.65rem 0.75rem;
  border-radius: var(--radius-sm);
}
.nav-dropdown-panel a:hover { background: var(--gray-50); }
.nav-dropdown-panel .item-title { font-weight: 700; color: var(--navy-900); font-size: 0.92rem; }
.nav-dropdown-panel .item-desc { font-weight: 400; color: var(--text-muted); font-size: 0.82rem; }

.header-cta { display: flex; align-items: center; gap: var(--space-5); }

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 0.5rem 0.6rem;
}
.nav-toggle svg { width: 20px; height: 20px; }

@media (max-width: 980px) {
  .nav-primary { position: fixed; inset: 64px 0 0 0; background: var(--paper); flex-direction: column; align-items: stretch; padding: var(--space-6) var(--container-pad); overflow-y: auto; transform: translateX(100%); transition: transform var(--dur-med) var(--ease); }
  .nav-primary.is-open { transform: translateX(0); }
  .nav-links { flex-direction: column; align-items: flex-start; gap: var(--space-2); width: 100%; }
  .nav-links a { padding: 0.85rem 0; width: 100%; border-bottom: 1px solid var(--border-subtle); }
  .nav-dropdown-panel { position: static; width: 100%; transform: none; opacity: 1; visibility: visible; box-shadow: none; border: none; padding: 0 0 0 var(--space-4); display: none; }
  .nav-dropdown.is-open .nav-dropdown-panel { display: flex; flex-direction: column; }
  .header-cta { flex-direction: column; align-items: stretch; margin-top: var(--space-6); }
  .header-cta .btn { width: 100%; }
  .nav-toggle { display: inline-flex; align-items: center; justify-content: center; }
}

/* ---- Hero ---- */
.hero {
  padding-block: var(--space-11) var(--space-9);
  background:
    radial-gradient(1200px 600px at 85% -10%, rgba(217,154,63,0.10), transparent 60%),
    linear-gradient(180deg, var(--navy-950) 0%, var(--navy-900) 100%);
  color: var(--text-on-dark);
  position: relative;
  overflow: hidden;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: var(--space-9);
  align-items: center;
}
@media (max-width: 980px) { .hero-grid { grid-template-columns: 1fr; } }

.hero h1 { font-size: var(--fs-display); max-width: 15ch; margin-bottom: var(--space-5); }
.hero .lead { max-width: 46ch; margin-bottom: var(--space-7); }
.hero-actions { display: flex; gap: var(--space-4); flex-wrap: wrap; }

.hero-visual {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}
.hero-visual-label { font-size: var(--fs-micro); text-transform: uppercase; letter-spacing: 0.1em; color: var(--text-on-dark-muted); margin-bottom: var(--space-5); font-weight: 700; }
.hero-prompt {
  background: var(--navy-800);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  font-size: 0.95rem;
  color: #fff;
  margin-bottom: var(--space-5);
  line-height: var(--lh-normal);
}
.hero-prompt strong { color: var(--gold-400); }
.hero-platforms { display: flex; align-items: center; gap: var(--space-6); flex-wrap: wrap; }
.hero-platforms img { height: 22px; width: auto; filter: brightness(0) invert(1); opacity: 0.85; }

/* ---- AI platform strip (light) ---- */
.platform-strip { padding-block: var(--space-7); border-bottom: 1px solid var(--border-subtle); }
.platform-strip .strip-label { text-align: center; font-size: var(--fs-small); color: var(--text-muted); font-weight: 600; margin-bottom: var(--space-6); }
.platform-logos { display: flex; align-items: flex-start; justify-content: space-between; gap: var(--space-6); width: 100%; }
.platform-logos .platform-item { display: flex; flex-direction: column; align-items: center; justify-content: flex-start; gap: var(--space-3); color: var(--navy-800); flex: 1 1 0; min-width: 0; }
.platform-logo-img { height: 44px; width: auto; max-width: 180px; object-fit: contain; display: block; }
.platform-item-label { font-family: var(--font-display); font-size: var(--fs-micro); font-weight: 700; letter-spacing: 0.03em; color: var(--text-secondary); text-align: center; }
@media (max-width: 640px) {
  .platform-logos { flex-wrap: wrap; justify-content: center; gap: var(--space-7); }
  .platform-logos .platform-item { flex: 0 1 auto; }
}

/* ---- Buyer journey diagram ---- */
.journey-wrap { display: grid; grid-template-columns: 1fr auto 1fr; gap: var(--space-7); align-items: start; }
@media (max-width: 860px) { .journey-wrap { grid-template-columns: 1fr; } }
.journey-col { border-radius: var(--radius-lg); padding: var(--space-6); }
.journey-old { background: var(--gray-50); border: 1px solid var(--border-subtle); }
.journey-new { background: var(--navy-900); color: #fff; border: 1px solid var(--navy-800); }
.journey-new h3, .journey-new p { color: #fff; }
.journey-title { display: flex; align-items: center; gap: var(--space-3); margin-bottom: var(--space-6); }
.journey-title .badge { }
.journey-steps { display: flex; flex-direction: column; gap: 0; }
.journey-step { display: flex; align-items: center; gap: var(--space-4); padding-block: var(--space-3); position: relative; }
.journey-step-index { flex: none; width: 30px; height: 30px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 0.82rem; font-weight: 700; background: var(--gray-200); color: var(--navy-800); }
.journey-new .journey-step-index { background: var(--gold-500); color: var(--navy-950); }
.journey-step-label { font-weight: 600; font-size: 0.98rem; }
.journey-old .journey-step-label { color: var(--text-secondary); }
.journey-step:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 15px; top: 42px; bottom: -6px;
  width: 1px;
  background: var(--border-strong);
}
.journey-new .journey-step:not(:last-child)::after { background: rgba(255,255,255,0.22); }
.journey-divider { display: flex; align-items: center; justify-content: center; padding-top: var(--space-9); }
.journey-divider svg { width: 34px; height: 34px; color: var(--gold-500); }
@media (max-width: 860px) { .journey-divider { padding-top: 0; padding-block: var(--space-4); transform: rotate(90deg); } }

.journey-callout {
  margin-top: var(--space-8);
  background: var(--navy-950);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: var(--space-7);
  display: flex;
  align-items: center;
  gap: var(--space-6);
}
.journey-callout svg { flex: none; width: 40px; height: 40px; color: var(--gold-500); }
.journey-callout p { color: var(--text-on-dark-muted); margin: 0; font-size: var(--fs-lead); line-height: var(--lh-snug); }
.journey-callout strong { color: #fff; }
@media (max-width: 640px) { .journey-callout { flex-direction: column; align-items: flex-start; } }

/* ---- Numbered step / methodology cards ---- */
.method-list { display: flex; flex-direction: column; gap: 0; }
.method-item {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: var(--space-6);
  padding-block: var(--space-7);
  border-top: 1px solid var(--border-subtle);
}
.method-item:last-child { border-bottom: 1px solid var(--border-subtle); }
.method-num { font-family: var(--font-display); font-size: 2.4rem; font-weight: 800; color: var(--gray-300); line-height: 1; }
.method-body h3 { margin-bottom: var(--space-3); }
.method-body p { margin-bottom: var(--space-4); max-width: 62ch; }
/* Two-column "What We Do / Business Outcome" block, replacing keyword pills */
.method-columns {
  margin-top: var(--space-5);
  background: var(--gray-50);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
}
.method-col-label {
  font-size: var(--fs-micro);
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold-600);
  margin-bottom: var(--space-2);
}
.method-col p { font-size: 0.92rem; margin: 0; color: var(--text-secondary); max-width: none; }
@media (max-width: 700px) {
  .method-columns { grid-template-columns: 1fr; }
}

/* ---- Core engagement cards ---- */
.engagement-card { display: flex; flex-direction: column; height: 100%; }
.engagement-card p { flex: 1; margin-bottom: 0; }
.engagement-underline { display: block; width: 34px; height: 3px; background: var(--gold-500); border-radius: 2px; margin-top: var(--space-5); }

/* ---- Segment cards (who we help) ---- */
.segment-card { display: flex; flex-direction: column; gap: var(--space-5); }
.segment-tag { font-size: var(--fs-micro); font-weight: 800; letter-spacing: 0.08em; color: var(--gold-600); text-transform: uppercase; }
.segment-card h3 { margin-bottom: 0; }
.segment-full { font-size: var(--fs-small); color: var(--text-muted); margin-top: -0.6rem; margin-bottom: var(--space-2) !important; }
.segment-examples { display: flex; flex-direction: column; gap: var(--space-2); margin-top: var(--space-2); }
.segment-examples-label { font-size: var(--fs-micro); font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--text-muted); margin-bottom: var(--space-1); }
.example-query {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
  background: var(--gray-50);
  border-radius: var(--radius-sm);
  padding: 0.6rem 0.85rem;
  line-height: 1.4;
}
.example-query svg { flex: none; width: 15px; height: 15px; margin-top: 2px; color: var(--gold-600); }

/* Challenge / How Emerivo Helps framing within a segment card */
.segment-framing {
  margin-top: var(--space-5);
  padding-top: var(--space-5);
  border-top: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.segment-framing-block p { font-size: 0.92rem; color: var(--text-secondary); margin: 0; }

/* ---- Pillars (why emerivo) ---- */
.pillar { text-align: left; }
.pillar-icon {
  width: 52px; height: 52px; border-radius: var(--radius-sm);
  background: var(--navy-900); color: var(--gold-400);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: var(--space-5);
}
.pillar-icon svg { width: 24px; height: 24px; }

/* ---- Stat / evidence strip ---- */
.stat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-7); }
@media (max-width: 720px) { .stat-grid { grid-template-columns: 1fr; } }
.stat-item { border-left: 2px solid var(--gold-500); padding-left: var(--space-5); }
.stat-number { font-size: 2.6rem; font-weight: 800; letter-spacing: -0.02em; margin-bottom: var(--space-2); }
.stat-label { color: var(--text-secondary); font-size: 0.95rem; }
.section-dark .stat-label, .on-dark .stat-label { color: var(--text-on-dark-muted); }

/* ---- Knowledge hub cards ---- */
.kh-type-badge { display: inline-flex; }
.content-card { display: flex; flex-direction: column; height: 100%; }
.content-card .card-meta { display: flex; align-items: center; gap: var(--space-3); margin-bottom: var(--space-4); font-size: var(--fs-micro); color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.05em; font-weight: 700; }
.content-card h3 { margin-bottom: var(--space-3); }
.content-card p { flex: 1; }
.content-card .card-link { margin-top: var(--space-4); font-weight: 700; font-size: 0.92rem; color: var(--navy-900); display: inline-flex; align-items: center; gap: 0.4rem; }
.content-card .card-link svg { width: 14px; height: 14px; transition: transform var(--dur-fast) var(--ease); }
.content-card:hover .card-link svg { transform: translateX(3px); }

.coming-soon-panel {
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius-lg);
  padding: var(--space-9);
  text-align: center;
  background: var(--gray-50);
}
.coming-soon-panel .badge { margin-bottom: var(--space-5); }

/* ---- FAQ accordion ---- */
.faq-list { display: flex; flex-direction: column; }
.faq-item { border-bottom: 1px solid var(--border-subtle); }
.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
  background: none;
  border: none;
  text-align: left;
  padding: var(--space-6) 0;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--navy-900);
}
.faq-question svg { flex: none; width: 18px; height: 18px; transition: transform var(--dur-fast) var(--ease); color: var(--gold-600); }
.faq-item[data-open="true"] .faq-question svg { transform: rotate(45deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--dur-med) var(--ease);
}
.faq-answer-inner { padding-bottom: var(--space-6); max-width: 68ch; }

/* ---- CTA band ---- */
.cta-band {
  background: var(--navy-950);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: var(--space-9);
  text-align: center;
}
.cta-band h2 { color: #fff; max-width: 24ch; margin-inline: auto; }
.cta-band p { color: var(--text-on-dark-muted); max-width: 52ch; margin-inline: auto; }
.cta-band .hero-actions { justify-content: center; margin-top: var(--space-6); }

/* ---- Footer ---- */
.site-footer { background: var(--navy-950); color: var(--text-on-dark-muted); }
.footer-top { padding-block: var(--space-9); display: grid; grid-template-columns: 1.4fr repeat(4, 1fr); gap: var(--space-7); }
@media (max-width: 900px) { .footer-top { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .footer-top { grid-template-columns: 1fr; } }
.footer-brand img { height: 30px; margin-bottom: var(--space-5); }
.footer-brand p { max-width: 32ch; color: var(--text-on-dark-muted); font-size: 0.92rem; }
.footer-col h4 { color: #fff; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: var(--space-5); }
.footer-col ul { display: flex; flex-direction: column; gap: var(--space-3); }
.footer-col a { font-size: 0.92rem; color: var(--text-on-dark-muted); transition: color var(--dur-fast) var(--ease); }
.footer-col a:hover { color: #fff; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-block: var(--space-5);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-3);
  font-size: 0.82rem;
  color: var(--text-on-dark-muted);
}
.footer-bottom a { color: var(--text-on-dark-muted); }
.footer-bottom a:hover { color: #fff; }
.footer-legal { display: flex; gap: var(--space-5); }

/* ---- Page hero (interior pages) ---- */
.page-hero { padding-block: var(--space-10) var(--space-8); background: var(--navy-950); color: #fff; }
.page-hero .eyebrow { color: var(--gold-400); }
.page-hero h1 { color: #fff; max-width: 20ch; }
.page-hero p.lead { color: var(--text-on-dark-muted); max-width: 56ch; }
.breadcrumb { display: flex; gap: var(--space-2); align-items: center; font-size: 0.85rem; color: var(--text-on-dark-muted); margin-bottom: var(--space-5); }
.breadcrumb a { color: var(--text-on-dark-muted); }
.breadcrumb a:hover { color: #fff; }

/* ---- Forms ---- */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-5); }
@media (max-width: 640px) { .form-grid { grid-template-columns: 1fr; } }
.form-field { display: flex; flex-direction: column; gap: var(--space-2); }
.form-field.full { grid-column: 1 / -1; }
.form-field label { font-size: 0.88rem; font-weight: 700; color: var(--navy-900); }
.form-field .required { color: var(--gold-600); }
.form-field input,
.form-field select,
.form-field textarea {
  font: inherit;
  padding: 0.8rem 0.95rem;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: #fff;
  color: var(--text-primary);
  transition: border-color var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease);
}
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: var(--navy-700);
  box-shadow: 0 0 0 3px rgba(38, 32, 98, 0.12);
  outline: none;
}
.form-field textarea { resize: vertical; min-height: 120px; }
.form-error { font-size: 0.82rem; color: var(--error); min-height: 1.1em; }
.form-field[data-invalid="true"] input,
.form-field[data-invalid="true"] select,
.form-field[data-invalid="true"] textarea { border-color: var(--error); }

.form-status { display: none; padding: var(--space-4) var(--space-5); border-radius: var(--radius-sm); font-size: 0.92rem; margin-top: var(--space-5); }
.form-status.is-visible { display: block; }
.form-status.error { background: #FCEBEB; color: var(--error); border: 1px solid #F3C6C6; }

.form-note { font-size: 0.82rem; color: var(--text-muted); margin-top: var(--space-3); }

/* honeypot */
.hp-field { position: absolute; left: -9999px; top: -9999px; }

/* ---- Contact page layout ---- */
.contact-grid { display: grid; grid-template-columns: 1fr 1.3fr; gap: var(--space-9); align-items: start; }
@media (max-width: 900px) { .contact-grid { grid-template-columns: 1fr; } }
.contact-info-item { display: flex; gap: var(--space-4); padding-block: var(--space-5); border-top: 1px solid var(--border-subtle); }
.contact-info-item:first-child { border-top: none; padding-top: 0; }
.contact-info-item svg { flex: none; width: 20px; height: 20px; color: var(--gold-600); margin-top: 2px; }
.contact-info-item h4 { margin-bottom: 0.25rem; }
.contact-info-item p { margin: 0; }

/* ---- Article / report detail ---- */
.article-body { max-width: 72ch; margin-inline: auto; }
.article-body h2 { margin-top: var(--space-8); }
.article-body p { font-size: 1.05rem; }
.article-meta { display: flex; gap: var(--space-5); flex-wrap: wrap; color: var(--text-muted); font-size: 0.88rem; margin-bottom: var(--space-6); }
.disclosure-box {
  background: var(--gold-100);
  border: 1px solid var(--gold-400);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  font-size: 0.92rem;
  color: var(--navy-900);
  margin-bottom: var(--space-7);
}
.disclosure-box strong { display: block; margin-bottom: 0.25rem; }

/* ---- Buyer role grid (Who We Help) ---- */
.role-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-3); margin-top: var(--space-4); }
@media (max-width: 420px) { .role-grid { grid-template-columns: 1fr; } }
.role-item {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.7rem 0.85rem;
  background: var(--gray-50);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
}
.role-item-icon {
  flex: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--gold-100);
  color: var(--gold-600);
  display: flex;
  align-items: center;
  justify-content: center;
}
.role-item-icon svg { width: 11px; height: 11px; }
.role-item-label { font-weight: 600; font-size: 0.88rem; color: var(--navy-900); line-height: 1.25; }

/* ---- Knowledge Hub card icon tile (small, amber-on-navy, on-brand) ---- */
.content-card-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--gold-100);
  color: var(--gold-600);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
}
.content-card-icon svg { width: 17px; height: 17px; }