/* ==========================================================================
   ClearEMF Remote EMF Testing Platform — design system
   Brand: #0075ab (teal) · #102b36 (deep slate) · #f1f6fa (mist)
   Fonts: Inter (body) / Poppins (display) — loaded by site chrome
   Mobile-first · WCAG 2.2 AA contrast targets
   ========================================================================== */

:root {
  --rem-brand: #0075ab;
  --rem-brand-dark: #005e88;
  --rem-ink: #102b36;
  --rem-text: #2b3a44;
  --rem-muted: #52606d;
  --rem-mist: #f1f6fa;
  --rem-line: #dde7ee;
  --rem-ok-bg: #e6f4ea;
  --rem-ok-line: #b7dfc3;
  --rem-ok-ink: #1e6b3a;
  --rem-err-bg: #fdecec;
  --rem-err-line: #f3c1c1;
  --rem-err-ink: #8a1f1f;
  --rem-info-bg: #e8f3f9;
  --rem-info-line: #b7d8ea;
  --rem-info-ink: #0b4d6b;
  --rem-radius: 12px;
}

/* ---------- Typography & layout helpers ---------- */
.rem-breadcrumbs {
  font-size: 13px; color: var(--rem-muted);
  padding: 18px 0 0; margin-bottom: 8px;
}
.rem-breadcrumbs a { color: var(--rem-brand); }
.visually-hidden {
  position: absolute !important; width: 1px; height: 1px;
  margin: -1px; padding: 0; border: 0; clip: rect(0 0 0 0); overflow: hidden;
}

.rem-section { padding: 44px 0; }
.rem-section-alt { background: var(--rem-mist); margin: 0 -20px; padding: 44px 20px; }
@media (min-width: 768px) { .rem-section-alt { margin: 0 -40px; padding: 56px 40px; } }
.rem-section h2 { color: var(--rem-ink); font-family: 'Poppins', Georgia, serif; font-size: 24px; font-weight: 700; }
@media (min-width: 768px) { .rem-section h2 { font-size: 30px; } }
.rem-section h3 { color: var(--rem-ink); font-size: 18px; }
.rem-section-intro { color: var(--rem-muted); max-width: 720px; margin-bottom: 26px; font-size: 15px; }
.rem-two-col { display: grid; gap: 28px; }
@media (min-width: 860px) { .rem-two-col { grid-template-columns: 1fr 1fr; } }
.rem-two-col p { color: var(--rem-text); }
.rem-note { font-size: 13.5px; color: var(--rem-muted); background: var(--rem-mist); border-left: 3px solid var(--rem-brand); padding: 12px 16px; border-radius: 0 8px 8px 0; }

/* ---------- Hero ---------- */
.rem-hero {
  background: linear-gradient(135deg, #102b36 0%, #0d3a4f 55%, #0075ab 130%);
  color: #fff; margin: 0 -20px; padding: 54px 20px 58px;
}
@media (min-width: 768px) { .rem-hero { margin: 0 -40px; padding: 74px 40px 78px; } }
.rem-hero-inner { max-width: 820px; }
.rem-hero h1 {
  color: #fff; font-family: 'Poppins', Georgia, serif;
  font-size: 30px; line-height: 1.25; font-weight: 700; margin-bottom: 18px;
}
@media (min-width: 768px) { .rem-hero h1 { font-size: 42px; } }
.rem-hero-sub { font-size: 16px; line-height: 1.7; color: rgba(255,255,255,.92); max-width: 680px; }
@media (min-width: 768px) { .rem-hero-sub { font-size: 18px; } }
.rem-hero-actions { margin: 26px 0 18px; display: flex; flex-wrap: wrap; gap: 12px; }
.rem-hero-price { font-size: 14px; color: rgba(255,255,255,.85); }
.rem-hero-price strong { color: #fff; font-size: 16px; }

/* ---------- Buttons ---------- */
.rem-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-family: 'Poppins', Arial, sans-serif; font-weight: 700;
  text-transform: none; letter-spacing: .01em; text-decoration: none;
  border-radius: 9px; border: 2px solid transparent; cursor: pointer;
  min-height: 48px; padding: 12px 26px; font-size: 15px;
  transition: background .15s, color .15s, border-color .15s, transform .1s;
}
.rem-btn:active { transform: translateY(1px); }
.rem-btn-primary { background: var(--rem-brand); color: #fff; }
.rem-btn-primary:hover { background: var(--rem-brand-dark); }
.rem-btn-secondary { background: transparent; color: #fff; border-color: rgba(255,255,255,.65); }
.rem-btn-secondary:hover { background: rgba(255,255,255,.12); }
.rem-section .rem-btn-secondary, .rem-page-head .rem-btn-secondary { color: var(--rem-brand); border-color: var(--rem-brand); }
.rem-section .rem-btn-secondary:hover, .rem-page-head .rem-btn-secondary:hover { background: var(--rem-mist); }
.rem-btn-ghost { background: #fff; color: var(--rem-brand); border-color: var(--rem-brand); }
.rem-btn-ghost:hover { background: var(--rem-mist); }
.rem-btn-small { min-height: 40px; padding: 8px 16px; font-size: 13px; border-radius: 8px; }
.rem-btn-lg { min-height: 54px; padding: 14px 34px; font-size: 16px; }
.rem-btn-xl { min-height: 62px; padding: 18px 44px; font-size: 18px; width: 100%; max-width: 520px; margin: 0 auto; display: flex; }
.rem-btn[disabled] { opacity: .5; cursor: not-allowed; }

/* ---------- Five-step process ---------- */
.rem-steps {
  list-style: none; margin: 30px 0 0; padding: 0;
  display: grid; gap: 14px; counter-reset: remstep;
}
@media (min-width: 860px) { .rem-steps { grid-template-columns: repeat(5, 1fr); gap: 12px; } }
.rem-step {
  background: #fff; border: 1px solid var(--rem-line); border-radius: var(--rem-radius);
  padding: 20px 18px; position: relative;
}
.rem-step h3 { font-family: 'Poppins', Arial, sans-serif; font-size: 15px; color: var(--rem-ink); margin: 12px 0 6px; }
.rem-step p { font-size: 13.5px; color: var(--rem-muted); margin: 0; }
.rem-step-num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 40px; height: 40px; border-radius: 50%;
  background: var(--rem-mist); color: var(--rem-brand);
  font-family: 'Poppins', Arial, sans-serif; font-weight: 700; font-size: 17px;
}
.rem-step-done .rem-step-num, .rem-step-current .rem-step-num { background: var(--rem-brand); color: #fff; }
.rem-step-current { border-color: var(--rem-brand); box-shadow: 0 4px 18px rgba(0,117,171,.18); }
.rem-steps-dash .rem-step { padding: 16px 14px; }
.rem-steps-dash .rem-step h3 { margin: 10px 0 0; font-size: 13.5px; }
.rem-steps-dash .rem-step p { display: none; }

/* ---------- Cards ---------- */
.rem-card-grid { display: grid; gap: 16px; margin-top: 24px; }
@media (min-width: 640px) { .rem-card-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 980px) { .rem-card-grid { grid-template-columns: repeat(3, 1fr); } }
.rem-card {
  background: #fff; border: 1px solid var(--rem-line); border-radius: var(--rem-radius);
  padding: 22px;
}
.rem-section-alt .rem-card { background: #fff; }
.rem-card h3 { font-family: 'Poppins', Arial, sans-serif; font-size: 16px; color: var(--rem-ink); margin-bottom: 8px; }
.rem-card p { font-size: 14px; color: var(--rem-muted); margin: 0; }
.rem-card-ico { font-size: 24px; display: inline-block; margin-bottom: 10px; color: var(--rem-brand); }

/* ---------- Equipment ---------- */
.rem-equipment-grid { grid-template-columns: 1fr; }
@media (min-width: 640px) { .rem-equipment-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1020px) { .rem-equipment-grid { grid-template-columns: repeat(3, 1fr); } }
.rem-eq-card h3 { margin-top: 8px; }
.rem-eq-img { width: 100%; max-height: 180px; object-fit: contain; background: var(--rem-mist); border-radius: 8px; margin-bottom: 12px; }
.rem-eq-cap, .rem-eq-limit { font-size: 13px; color: var(--rem-muted); margin: 10px 0 0; }
.rem-eq-limit { color: #7a5b00; }
.rem-badge {
  display: inline-block; font-family: 'Poppins', Arial, sans-serif; font-size: 11px; font-weight: 700;
  text-transform: uppercase; letter-spacing: .06em; border-radius: 999px; padding: 4px 12px; margin-bottom: 10px;
}
.rem-badge-rec { background: var(--rem-brand); color: #fff; }
.rem-badge-opt { background: var(--rem-mist); color: var(--rem-ink); border: 1px solid var(--rem-line); }
.rem-badge-own { background: var(--rem-ok-bg); color: var(--rem-ok-ink); border: 1px solid var(--rem-ok-line); }
.rem-affiliate-disclosure { font-size: 12.5px; color: var(--rem-muted); font-style: italic; }

/* Equipment rows (equipment page + dashboard) */
.rem-equipment-list { display: grid; gap: 18px; margin-top: 22px; }
.rem-eq-row {
  display: grid; gap: 18px; background: #fff; border: 1px solid var(--rem-line);
  border-radius: var(--rem-radius); padding: 22px;
}
@media (min-width: 768px) { .rem-eq-row { grid-template-columns: 220px 1fr; } }
.rem-eq-thumb { background: var(--rem-mist); border-radius: 10px; display: flex; align-items: center; justify-content: center; min-height: 140px; overflow: hidden; }
.rem-eq-thumb img { width: 100%; height: 100%; object-fit: contain; }
.rem-eq-thumb-empty { color: var(--rem-brand); font-size: 40px; }
.rem-eq-body h2, .rem-eq-body h3 { font-family: 'Poppins', Arial, sans-serif; color: var(--rem-ink); margin: 0 0 8px; }
.rem-eq-body h2 { font-size: 21px; }
.rem-eq-body h3 { font-size: 17px; }
.rem-eq-specs { margin: 12px 0; display: grid; gap: 8px; }
.rem-eq-specs dt { font-weight: 700; font-size: 12px; text-transform: uppercase; letter-spacing: .05em; color: var(--rem-brand); }
.rem-eq-specs dd { margin: 2px 0 0; font-size: 14px; color: var(--rem-text); }
.rem-eq-actions { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-top: 14px; }
.rem-inline-form { display: inline-flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.rem-status-chip {
  display: inline-block; font-size: 12.5px; font-weight: 700; color: var(--rem-info-ink);
  background: var(--rem-info-bg); border: 1px solid var(--rem-info-line); border-radius: 999px; padding: 5px 14px;
}
.rem-status-chip-done { color: var(--rem-ok-ink); background: var(--rem-ok-bg); border-color: var(--rem-ok-line); }

/* ---------- Fee box ---------- */
.rem-fee-box {
  background: #fff; border: 1px solid var(--rem-line); border-radius: var(--rem-radius);
  padding: 30px; max-width: 720px; margin: 0 auto; text-align: center;
}
.rem-fee-price { margin-bottom: 18px; }
.rem-fee-amt { display: block; font-family: 'Poppins', Arial, sans-serif; font-size: 44px; font-weight: 700; color: var(--rem-ink); line-height: 1.1; }
.rem-fee-label { display: block; font-size: 14px; color: var(--rem-muted); margin-top: 4px; }
.rem-fee-list { list-style: none; margin: 0 0 16px; padding: 0; text-align: left; display: grid; gap: 10px; max-width: 520px; margin-left: auto; margin-right: auto; }
.rem-fee-list li { padding-left: 30px; position: relative; font-size: 15px; color: var(--rem-text); }
.rem-fee-list li::before { content: "\2713"; position: absolute; left: 0; top: 0; color: var(--rem-brand); font-weight: 700; }
.rem-fee-fine { font-size: 13px; color: var(--rem-muted); }
.rem-pay-box { text-align: left; }
.rem-pay-status { font-size: 15px; }
.rem-pay-box .rem-btn { margin: 14px 0; }

/* ---------- Disclaimer ---------- */
.rem-disclaimer-box { background: #fff; border: 1px solid var(--rem-line); border-left: 4px solid var(--rem-brand); border-radius: 10px; padding: 22px; }
.rem-disclaimer-box h3 { font-family: 'Poppins', Arial, sans-serif; color: var(--rem-ink); }
.rem-disclaimer-box p { font-size: 13.5px; color: var(--rem-muted); }
.rem-report-list { margin: 0; padding-left: 20px; }
.rem-report-list li { margin-bottom: 8px; font-size: 14.5px; color: var(--rem-text); }

/* ---------- FAQ ---------- */
.emf-faq { max-width: 820px; }
.emf-faq-item { background: #fff; border: 1px solid var(--rem-line); border-radius: 10px; margin-bottom: 10px; }
.emf-faq-item summary {
  cursor: pointer; padding: 16px 20px; font-family: 'Poppins', Arial, sans-serif;
  font-weight: 600; font-size: 15.5px; color: var(--rem-ink); list-style: none; position: relative; padding-right: 44px;
}
.emf-faq-item summary::-webkit-details-marker { display: none; }
.emf-faq-item summary::after { content: "+"; position: absolute; right: 20px; top: 14px; font-size: 20px; color: var(--rem-brand); }
.emf-faq-item[open] summary::after { content: "\2013"; }
.emf-faq-a { padding: 0 20px 18px; }
.emf-faq-a p { font-size: 14.5px; color: var(--rem-text); margin: 0; }

/* ---------- Forms ---------- */
.rem-fieldset { border: 1px solid var(--rem-line); border-radius: var(--rem-radius); padding: 24px; margin: 0 0 22px; background: #fff; }
.rem-fieldset legend {
  font-family: 'Poppins', Arial, sans-serif; font-weight: 700; font-size: 16px;
  color: var(--rem-ink); padding: 0 12px;
}
.rem-grid-2 { display: grid; gap: 16px; }
@media (min-width: 640px) { .rem-grid-2 { grid-template-columns: 1fr 1fr; } }
.rem-field { margin: 0 0 16px; }
.rem-field-wide { grid-column: 1 / -1; }
.rem-field label { display: block; font-weight: 600; font-size: 14px; color: var(--rem-ink); margin-bottom: 6px; }
.rem-field .req { color: var(--rem-err-ink); }
.rem-field .opt { color: var(--rem-muted); font-weight: 400; font-size: 12.5px; }
.rem-field input[type="text"], .rem-field input[type="email"], .rem-field input[type="tel"],
.rem-field input[type="number"], .rem-field input[type="date"], .rem-field select, .rem-field textarea {
  width: 100%; box-sizing: border-box; padding: 12px 14px; font-size: 16px;
  border: 1px solid #b9c7d2; border-radius: 8px; background: #fff; color: var(--rem-ink);
}
.rem-field input:focus, .rem-field select:focus, .rem-field textarea:focus {
  outline: 3px solid rgba(0,117,171,.4); outline-offset: 1px; border-color: var(--rem-brand);
}
.rem-check { display: flex; align-items: flex-start; gap: 10px; font-size: 14.5px; color: var(--rem-text); margin-bottom: 10px; }
.rem-check input { width: 20px; height: 20px; margin-top: 1px; accent-color: var(--rem-brand); flex: none; }
.rem-check-block { align-items: flex-start; }
.rem-check-grid { display: grid; gap: 4px 18px; margin-bottom: 18px; }
@media (min-width: 640px) { .rem-check-grid { grid-template-columns: 1fr 1fr; } }
.rem-hp { position: absolute !important; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.rem-consent .rem-check { background: var(--rem-mist); border-radius: 8px; padding: 12px 14px; }
.rem-form-submit { text-align: center; margin: 26px 0 10px; }
.rem-form-submit .rem-btn { margin-bottom: 10px; }
.rem-submit-note { display: block; font-size: 13px; color: var(--rem-muted); }

/* Alerts */
.rem-alert { border-radius: 10px; padding: 14px 18px; margin: 16px 0; font-size: 14.5px; }
.rem-alert ul { margin: 8px 0 0; padding-left: 20px; }
.rem-alert-ok { background: var(--rem-ok-bg); border: 1px solid var(--rem-ok-line); color: var(--rem-ok-ink); }
.rem-alert-error { background: var(--rem-err-bg); border: 1px solid var(--rem-err-line); color: var(--rem-err-ink); }
.rem-alert-info { background: var(--rem-info-bg); border: 1px solid var(--rem-info-line); color: var(--rem-info-ink); }

/* ---------- Page head / TOC / guide ---------- */
.rem-page-head { padding: 26px 0 8px; }
.rem-page-head h1 { font-family: 'Poppins', Georgia, serif; font-size: 28px; color: var(--rem-ink); font-weight: 700; }
@media (min-width: 768px) { .rem-page-head h1 { font-size: 36px; } }
.rem-page-head p { color: var(--rem-muted); max-width: 760px; }
.rem-toc { background: var(--rem-mist); border-radius: 10px; padding: 14px 18px; margin-top: 18px; font-size: 14.5px; display: flex; flex-wrap: wrap; gap: 6px 14px; }
.rem-toc a { color: var(--rem-brand); font-weight: 600; }
.rem-safety ul { padding-left: 20px; }
.rem-safety li { margin-bottom: 10px; color: var(--rem-text); }
.rem-guide-meter {
  background: var(--rem-mist); border-left: 4px solid var(--rem-brand); border-radius: 0 8px 8px 0;
  padding: 12px 16px; font-size: 14.5px; color: var(--rem-text); margin-bottom: 18px;
}
.rem-guide-meter .fa { color: var(--rem-brand); margin-right: 6px; }
.rem-numbered { padding-left: 22px; }
.rem-numbered li { margin-bottom: 12px; color: var(--rem-text); }

/* Status table */
.rem-status-table { overflow-x: auto; margin-top: 18px; }
.rem-status-table table { width: 100%; border-collapse: collapse; background: #fff; border: 1px solid var(--rem-line); border-radius: 10px; }
.rem-status-table th, .rem-status-table td { text-align: left; padding: 12px 16px; border-bottom: 1px solid var(--rem-line); font-size: 14.5px; }
.rem-status-table th { background: var(--rem-mist); color: var(--rem-ink); font-family: 'Poppins', Arial, sans-serif; }
.rem-status-table tr:last-child td { border-bottom: 0; }

/* ---------- Worksheet + print ---------- */
.rem-worksheet {
  background: #fff; border: 2px solid var(--rem-ink); border-radius: 8px;
  padding: 26px; margin-top: 22px;
}
.rem-ws-head h1 { font-size: 22px; color: var(--rem-ink); margin-bottom: 14px; }
.rem-ws-meta { width: 100%; border-collapse: collapse; margin-bottom: 18px; }
.rem-ws-meta td { border: 1px solid var(--rem-ink); padding: 10px 12px; font-size: 13px; }
.rem-ws-meta td:nth-child(odd) { font-weight: 700; width: 18%; background: var(--rem-mist); }
.rem-ws-table { width: 100%; border-collapse: collapse; }
.rem-ws-table th { border: 1px solid var(--rem-ink); padding: 8px; font-size: 11.5px; text-align: left; background: var(--rem-mist); }
.rem-ws-table td { border: 1px solid var(--rem-ink); height: 34px; }
.rem-ws-foot { font-size: 12px; color: var(--rem-muted); margin-top: 14px; }

@media print {
  body * { visibility: hidden; }
  .rem-worksheet, .rem-worksheet * { visibility: visible; }
  .rem-worksheet { position: absolute; left: 0; top: 0; width: 100%; border: none; padding: 10px; }
  .rem-ws-table td { height: 28px; }
}

/* ---------- Thank-you ---------- */
.rem-thankyou { max-width: 680px; margin: 0 auto; text-align: center; padding: 30px 0; }
.rem-thankyou-ico {
  width: 64px; height: 64px; border-radius: 50%; background: var(--rem-ok-bg); color: var(--rem-ok-ink);
  display: inline-flex; align-items: center; justify-content: center; font-size: 30px; margin-bottom: 18px;
}
.rem-thankyou h1 { font-family: 'Poppins', Georgia, serif; color: var(--rem-ink); font-size: 28px; }
.rem-thankyou-ref { font-size: 17px; }
.rem-thankyou-ref strong { color: var(--rem-brand); letter-spacing: .04em; }
.rem-next-steps { text-align: left; background: var(--rem-mist); border-radius: var(--rem-radius); padding: 24px; margin: 24px 0; }
.rem-next-steps h2 { font-family: 'Poppins', Arial, sans-serif; font-size: 18px; color: var(--rem-ink); }
.rem-next-steps ol { padding-left: 22px; margin: 0; }
.rem-next-steps li { margin-bottom: 8px; color: var(--rem-text); }
.rem-thankyou-actions { justify-content: center; }

/* ---------- Dashboard ---------- */
.rem-dash-top { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; padding: 20px 0 6px; }
.rem-dash-top h1 { font-family: 'Poppins', Georgia, serif; color: var(--rem-ink); font-size: 26px; margin-bottom: 2px; }
.rem-dash-ref { color: var(--rem-muted); font-size: 14px; margin: 0; }
.rem-next-action {
  background: linear-gradient(135deg, #102b36, #0d3a4f);
  color: #fff; border-radius: var(--rem-radius); padding: 28px; margin: 22px 0;
}
.rem-next-action h2 { color: #fff; font-family: 'Poppins', Arial, sans-serif; font-size: 22px; margin-bottom: 8px; }
.rem-next-action p { color: rgba(255,255,255,.9); margin-bottom: 18px; max-width: 640px; }
.rem-next-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.rem-scheduled { color: #fff; font-size: 16px; width: 100%; }
.rem-dash-grid { display: grid; gap: 16px; margin-bottom: 10px; }
@media (min-width: 640px) { .rem-dash-grid { grid-template-columns: repeat(2, 1fr); } }
.rem-status-card .rem-status-value { font-size: 18px; font-weight: 700; color: var(--rem-ink); }
.rem-report-ready { border-color: var(--rem-brand); background: var(--rem-mist); }

/* Measurements UI */
.rem-count { color: var(--rem-muted); font-weight: 400; font-size: 16px; }
.rem-meas-list { display: grid; gap: 10px; margin-top: 18px; }
.rem-meas-item {
  display: flex; align-items: flex-start; gap: 12px; background: #fff;
  border: 1px solid var(--rem-line); border-radius: 10px; padding: 14px 16px;
}
.rem-meas-main { flex: 1; font-size: 14px; color: var(--rem-text); }
.rem-meas-val { font-weight: 700; color: var(--rem-ink); font-size: 15px; margin: 4px 0; }
.rem-meas-meta { display: block; font-size: 12.5px; color: var(--rem-muted); }
.rem-meas-del {
  flex: none; width: 34px; height: 34px; border-radius: 50%; border: 1px solid var(--rem-line);
  background: #fff; color: var(--rem-err-ink); font-size: 18px; cursor: pointer; line-height: 1;
}
.rem-meas-del:hover { background: var(--rem-err-bg); border-color: var(--rem-err-line); }
.rem-upload-form { display: grid; gap: 4px; max-width: 520px; }
.rem-upload-form .rem-field input[type="file"] { padding: 10px; }
.rem-upload-status, .rem-submit-status { font-size: 14px; color: var(--rem-muted); min-height: 20px; }
.rem-file-list { list-style: none; padding: 0; margin: 12px 0; display: grid; gap: 8px; }
.rem-file-list li { background: #fff; border: 1px solid var(--rem-line); border-radius: 8px; padding: 10px 14px; font-size: 14px; }
.rem-file-list a { color: var(--rem-brand); font-weight: 600; }
.rem-file-meta { color: var(--rem-muted); font-size: 12.5px; margin-left: 10px; }
.rem-submit-section { text-align: center; }
.rem-submit-section .rem-btn { margin: 18px auto; }

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  .rem-btn, .rem-step, .rem-eq-row { transition: none; }
}