/* ============================================================
   IN SERVICE EMS ACADEMY — public site styles
   Design language: training-center door, not SaaS landing page.
   Hard edges, rules and bands, slate fields, burnt-orange signal.
   No gradients, no glass, no blobs, no shadows-for-decoration.
   ============================================================ */

@font-face {
  font-family: "Oswald";
  src: url("assets/fonts/oswald-var.ttf") format("truetype");
  font-weight: 200 700;
  font-style: normal;
  font-display: swap;
}

:root {
  --slate-950: #0F172A;
  --slate-800: #1E293B;
  --slate-700: #334155;
  --slate-500: #64748B;
  --slate-300: #CBD5E1;
  --slate-200: #E2E8F0;
  --paper: #F1F5F9;
  --white: #FFFFFF;
  --orange: #CC5500;
  --orange-lt: #E8701A;
  --ink: #0F172A;
  --display: "Oswald", "Arial Narrow", "Helvetica Neue Condensed", "Franklin Gothic Medium", sans-serif;
  --body: "Helvetica Neue", Helvetica, Arial, "Segoe UI", sans-serif;
  --maxw: 1200px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--body);
  font-size: 17px;
  line-height: 1.55;
  color: var(--ink);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; }

.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;
}

.skip {
  position: absolute; left: -999px; top: 0;
  background: var(--orange); color: #fff;
  padding: 10px 18px; z-index: 200; font-weight: 700;
}
.skip:focus { left: 0; }

a { color: var(--orange); }
a:focus-visible, button:focus-visible, input:focus-visible,
select:focus-visible, summary:focus-visible {
  outline: 3px solid var(--orange-lt);
  outline-offset: 2px;
}

/* ---------- type helpers ---------- */
h1, h2, h3 {
  font-family: var(--display);
  text-transform: uppercase;
  line-height: 1.05;
  margin: 0;
  color: var(--ink);
}
h1 { font-size: clamp(2.6rem, 6.5vw, 4.6rem); font-weight: 640; letter-spacing: 0.005em; }
h2 { font-size: clamp(1.9rem, 4vw, 2.9rem); font-weight: 620; }
h3 { font-size: 1.25rem; font-weight: 600; letter-spacing: 0.02em; }

.eyebrow {
  font-family: var(--display);
  font-size: 0.82rem; font-weight: 600;
  letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--orange);
  display: flex; align-items: center; gap: 12px;
  margin: 0 0 14px;
}
.eyebrow-bar { display: inline-block; width: 34px; height: 4px; background: var(--orange); flex: none; }
.eyebrow-light { color: var(--orange-lt); }

/* ---------- buttons ---------- */
.button {
  display: inline-block;
  font-family: var(--display);
  font-size: 1rem; font-weight: 600;
  letter-spacing: 0.14em; text-transform: uppercase;
  text-decoration: none;
  background: var(--orange); color: #fff;
  border: 2px solid var(--orange);
  padding: 13px 26px;
  cursor: pointer;
}
.button:hover { background: var(--orange-lt); border-color: var(--orange-lt); }
.button-ghost {
  background: transparent; color: var(--paper);
  border-color: var(--slate-500);
}
.button-ghost:hover { background: transparent; border-color: var(--orange-lt); color: var(--orange-lt); }
.button-large { padding: 16px 34px; font-size: 1.08rem; }
.button-small { padding: 9px 18px; font-size: 0.88rem; }

/* ---------- header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  display: flex; align-items: center; gap: 28px;
  background: var(--slate-950);
  border-bottom: 4px solid var(--orange);
  padding: 12px clamp(16px, 4vw, 44px);
}
.brand {
  display: flex; align-items: center; gap: 12px;
  text-decoration: none; flex: none;
}
.brand img { display: block; }
.brand-text {
  font-family: var(--display); font-weight: 650;
  font-size: 1.22rem; letter-spacing: 0.06em;
  color: var(--paper); white-space: nowrap;
}
.brand-accent { color: var(--orange-lt); }
.main-nav { display: flex; gap: 30px; margin-left: auto; }
.main-nav a {
  font-family: var(--display); font-size: 0.98rem; font-weight: 550;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--slate-300); text-decoration: none; padding: 6px 0;
  border-bottom: 3px solid transparent;
}
.main-nav a:hover { color: #fff; border-bottom-color: var(--orange); }
.site-header .button { margin-left: 6px; }

/* ---------- hero ---------- */
.hero { background: var(--slate-950); color: var(--paper); }
.hero-inner {
  max-width: var(--maxw); margin: 0 auto;
  padding: clamp(56px, 9vw, 110px) clamp(16px, 4vw, 44px) clamp(44px, 6vw, 72px);
}
.hero h1 { color: var(--paper); max-width: 15ch; }
.hero h1 .hl { color: var(--orange-lt); }
.hero-sub {
  max-width: 62ch; font-size: 1.16rem; line-height: 1.6;
  color: var(--slate-300); margin: 26px 0 34px;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }
.launch-note {
  margin: 30px 0 0; padding: 12px 16px;
  border-left: 5px solid var(--orange);
  background: var(--slate-800);
  color: var(--paper); font-size: 0.98rem; max-width: 62ch;
}
.hero-stats {
  display: grid; grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--slate-700);
  max-width: var(--maxw); margin: 0 auto;
  padding: 0 clamp(16px, 4vw, 44px);
}
.stat {
  padding: 20px 18px 24px;
  border-left: 1px solid var(--slate-700);
}
.stat:first-child { border-left: 0; padding-left: 0; }
.stat-num {
  display: block; font-family: var(--display);
  font-size: 2rem; font-weight: 650; color: #fff; line-height: 1;
}
.stat-label {
  display: block; margin-top: 6px;
  font-family: var(--display); font-size: 0.8rem; font-weight: 550;
  letter-spacing: 0.2em; text-transform: uppercase; color: var(--slate-300);
}

/* ---------- sections ---------- */
.section {
  max-width: var(--maxw); margin: 0 auto;
  padding: clamp(56px, 8vw, 96px) clamp(16px, 4vw, 44px);
}
.section-band {
  max-width: none;
  background: var(--paper);
  border-top: 3px solid var(--slate-950);
  border-bottom: 3px solid var(--slate-950);
}
.section-band > * { max-width: var(--maxw); margin-left: auto; margin-right: auto; }
.section-head { margin-bottom: 40px; }
.section-head h2 { margin-bottom: 12px; }
.section-lede { max-width: 64ch; color: var(--slate-700); font-size: 1.08rem; margin: 0; }
.fine-print { font-size: 0.9rem; color: var(--slate-500); }

/* ---------- catalog ---------- */
.filters {
  display: flex; flex-wrap: wrap; align-items: center; gap: 14px;
  padding: 16px 0 20px; margin-bottom: 28px;
  border-top: 2px solid var(--slate-950);
  border-bottom: 1px solid var(--slate-300);
}
.filters input[type="search"], .filters select {
  font: inherit; font-size: 1rem;
  padding: 11px 14px; color: var(--ink);
  background: #fff; border: 2px solid var(--slate-700);
  border-radius: 0; min-height: 48px;
}
.filters input[type="search"] { min-width: min(320px, 78vw); }
.filters input[type="search"]:focus, .filters select:focus { border-color: var(--orange); }
.result-count {
  font-family: var(--display); font-size: 0.9rem; font-weight: 600;
  letter-spacing: 0.16em; text-transform: uppercase; color: var(--slate-700);
  margin-left: auto;
}

.course-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1px; background: var(--slate-300);
  border: 1px solid var(--slate-300);
}
.course-card {
  background: #fff; padding: 26px 26px 22px;
  border-top: 5px solid var(--slate-950);
  display: flex; flex-direction: column; gap: 10px;
}
.course-card:hover { border-top-color: var(--orange); }
.course-card .eyebrow { margin: 0; font-size: 0.74rem; }
.course-card h3 { font-size: 1.45rem; }
.course-summary { color: var(--slate-700); margin: 0; flex: 1; }
.course-meta {
  font-family: var(--display); font-size: 0.82rem; font-weight: 550;
  letter-spacing: 0.16em; text-transform: uppercase; color: var(--slate-500);
}
.course-bottom {
  display: flex; align-items: center; justify-content: space-between; gap: 14px;
  border-top: 1px solid var(--slate-200); padding-top: 16px; margin-top: 6px;
}
.course-price { font-family: var(--display); font-size: 1.7rem; font-weight: 650; color: var(--ink); }
.text-link {
  font-family: var(--display); font-size: 0.95rem; font-weight: 600;
  letter-spacing: 0.12em; text-transform: uppercase;
  background: none; border: 0; border-bottom: 3px solid var(--orange);
  color: var(--ink); padding: 4px 0; cursor: pointer; text-decoration: none;
}
.text-link:hover { color: var(--orange); }

.empty {
  grid-column: 1 / -1; background: #fff;
  padding: 44px 28px; text-align: left;
}
.empty h3 { margin-bottom: 8px; }
.empty p { color: var(--slate-700); margin: 0 0 14px; max-width: 55ch; }

/* ---------- steps ---------- */
.steps {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px;
}
.step { border-top: 5px solid var(--slate-950); padding-top: 20px; }
.step-number {
  display: block; font-family: var(--display);
  font-size: 3rem; font-weight: 680; line-height: 1; color: var(--orange);
  margin-bottom: 14px;
}
.step h3 { margin-bottom: 10px; }
.step p { color: var(--slate-700); margin: 0; }

/* ---------- accreditation band ---------- */
.accred-band {
  background: var(--slate-800); color: var(--paper);
  border-top: 4px solid var(--orange);
  padding: 20px max(clamp(16px, 4vw, 44px), calc((100vw - var(--maxw)) / 2 + 44px));
  text-align: center;
}
.accred-band p { margin: 0; font-size: 1.02rem; letter-spacing: 0.02em; }
.accred-label {
  font-family: var(--display); font-weight: 680; text-transform: uppercase;
  letter-spacing: 0.14em; color: var(--orange); margin-right: 14px;
}
.accred-num { font-weight: 700; color: var(--orange-lt); }

/* ---------- standards strip ---------- */
.standards {
  background: var(--slate-950); color: var(--paper);
  display: grid; grid-template-columns: repeat(4, 1fr);
  padding: 0 max(clamp(16px, 4vw, 44px), calc((100vw - var(--maxw)) / 2 + 44px));
  border-bottom: 4px solid var(--orange);
}
.standard {
  padding: 38px 26px 42px;
  border-left: 1px solid var(--slate-700);
}
.standard:first-child { border-left: 0; padding-left: 0; }
.standard h3 { color: #fff; font-size: 1.12rem; margin-bottom: 10px; }
.standard p { color: var(--slate-300); margin: 0; font-size: 0.98rem; }

/* ---------- FAQ ---------- */
.faq-list { border-top: 3px solid var(--slate-950); }
.faq-list details { border-bottom: 1px solid var(--slate-300); }
.faq-list summary {
  font-family: var(--display); font-size: 1.12rem; font-weight: 580;
  letter-spacing: 0.03em; text-transform: uppercase;
  padding: 20px 34px 20px 0; cursor: pointer; position: relative;
  list-style: none;
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after {
  content: "+"; position: absolute; right: 4px; top: 50%;
  transform: translateY(-50%);
  font-size: 1.5rem; color: var(--orange); font-weight: 400;
}
.faq-list details[open ] summary::after { content: "–"; }
.faq-list details p { margin: 0 0 22px; color: var(--slate-700); max-width: 68ch; }

/* ---------- footer ---------- */
.site-footer { background: var(--slate-950); color: var(--slate-300); margin-top: 0; }
.footer-main {
  max-width: var(--maxw); margin: 0 auto;
  display: flex; flex-wrap: wrap; align-items: center; gap: 22px 40px;
  padding: 34px clamp(16px, 4vw, 44px) 26px;
}
.footer-nav { display: flex; flex-wrap: wrap; gap: 10px 28px; margin-left: auto; }
.footer-nav a {
  font-family: var(--display); font-size: 0.92rem; font-weight: 550;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--slate-300); text-decoration: none;
}
.footer-nav a:hover { color: var(--orange-lt); }
.footer-legal {
  max-width: var(--maxw); margin: 0 auto;
  display: flex; flex-wrap: wrap; gap: 8px 32px;
  padding: 18px clamp(16px, 4vw, 44px) 26px;
  border-top: 1px solid var(--slate-700);
  font-size: 0.9rem;
}
.footer-note { color: var(--slate-500); }

/* ---------- dialog ---------- */
dialog#course-dialog {
  border: 0; border-top: 6px solid var(--orange);
  padding: 34px 36px 36px; max-width: 560px; width: calc(100vw - 40px);
  background: #fff; color: var(--ink);
}
dialog#course-dialog::backdrop { background: rgba(15, 23, 42, 0.72); }
dialog#course-dialog h2 { margin: 4px 0 12px; padding-right: 36px; }
dialog#course-dialog .eyebrow { margin-bottom: 6px; }
#detail-summary { color: var(--slate-700); margin: 0 0 18px; }
.dialog-meta {
  display: flex; align-items: baseline; gap: 22px;
  border-top: 1px solid var(--slate-200); border-bottom: 1px solid var(--slate-200);
  padding: 14px 0; margin-bottom: 16px;
}
.dialog-price { font-family: var(--display); font-size: 2rem; font-weight: 650; }
.dialog-hours {
  font-family: var(--display); font-size: 0.9rem; font-weight: 550;
  letter-spacing: 0.16em; text-transform: uppercase; color: var(--slate-500);
}
.dialog-close {
  position: absolute; top: 10px; right: 12px;
  background: none; border: 0; cursor: pointer;
  font-size: 1.9rem; line-height: 1; color: var(--slate-700); padding: 6px 10px;
}
.dialog-close:hover { color: var(--orange); }
#detail-register { margin-top: 10px; }
#detail-register[aria-disabled="true"] { opacity: 0.55; pointer-events: none; }

/* ---------- portal ---------- */
.portal-main {
  max-width: var(--maxw); margin: 0 auto;
  padding: clamp(48px, 7vw, 84px) clamp(16px, 4vw, 44px);
}
.portal-intro { max-width: 720px; margin-bottom: 40px; }
.portal-intro h1 { margin-bottom: 18px; }
.portal-intro p { color: var(--slate-700); font-size: 1.1rem; margin: 0; }
.portal-panel {
  border: 2px solid var(--slate-950); border-top: 6px solid var(--orange);
  padding: 32px clamp(20px, 4vw, 40px) 36px; max-width: 720px;
  background: #fff;
}
.badge {
  display: inline-block;
  font-family: var(--display); font-size: 0.78rem; font-weight: 620;
  letter-spacing: 0.2em; text-transform: uppercase;
  background: var(--slate-950); color: var(--orange-lt);
  padding: 6px 12px; margin-bottom: 16px;
}
.portal-panel h2 { font-size: 1.7rem; margin-bottom: 10px; }
.portal-panel p { color: var(--slate-700); margin: 0 0 22px; max-width: 55ch; }
.portal-sections {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px;
  margin-top: 52px;
}
.portal-card { border-top: 5px solid var(--slate-950); padding-top: 18px; }
.portal-card-num {
  display: block; font-family: var(--display); font-size: 1.6rem;
  font-weight: 680; color: var(--orange); margin-bottom: 10px;
}
.portal-card h3 { margin-bottom: 8px; }
.portal-card p { color: var(--slate-700); margin: 0; }

/* ---------- responsive ---------- */
@media (max-width: 900px) {
  .standards { grid-template-columns: repeat(2, 1fr); padding: 0 clamp(16px, 4vw, 44px); }
  .standard:nth-child(3) { border-left: 0; padding-left: 0; }
  .steps { grid-template-columns: 1fr; gap: 30px; }
  .portal-sections { grid-template-columns: 1fr; gap: 30px; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .stat:nth-child(3) { border-left: 0; padding-left: 0; }
}
@media (max-width: 680px) {
  .standards { grid-template-columns: 1fr; }
  .standard { border-left: 0; padding-left: 0; border-top: 1px solid var(--slate-700); }
  .standard:first-child { border-top: 0; }
  .site-header { flex-wrap: wrap; gap: 12px 18px; padding-bottom: 14px; }
  .main-nav { order: 3; width: 100%; margin-left: 0; gap: 22px; }
  .site-header .button { margin-left: auto; }
  .brand-text { font-size: 1.05rem; }
  .course-grid { grid-template-columns: 1fr; }
  .result-count { margin-left: 0; width: 100%; }
  .footer-nav { margin-left: 0; }
  .hero-actions .button { width: 100%; text-align: center; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}