/* ==========================================================================
   Boomer Tech Help — stylesheet
   Design tokens live at the top. Edit colors/type here, not inline.
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,500;0,9..144,600;0,9..144,700;1,9..144,500&family=Public+Sans:wght@400;500;600;700&family=IBM+Plex+Mono:wght@500;600&display=swap');

:root {
  /* Brand — pulled from the Boomer Tech Help logo and channel banner */
  --navy-900: #0b2038;
  --navy-800: #102a49;
  --navy-700: #16355f;
  --navy-600: #1e4373;
  --sky-300: #9ac9f2;
  --sky-100: #eaf4fc;
  --peach-400: #f3a968;
  --peach-500: #e8934d;

  /* Studio base — parchment / charcoal, D. R. Bailey influence */
  --parchment: #f6f1e7;
  --paper: #fcfaf4;
  --ink: #23262b;
  --ink-soft: #4a4f57;
  --hairline: #ddd3be;
  --blueprint: #16355f;

  /* Type */
  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'Public Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'IBM Plex Mono', ui-monospace, Menlo, monospace;

  /* Scale */
  --step-0: clamp(1.05rem, 0.98rem + 0.3vw, 1.15rem);
  --step-1: clamp(1.25rem, 1.1rem + 0.6vw, 1.5rem);
  --step-2: clamp(1.6rem, 1.35rem + 1.1vw, 2.1rem);
  --step-3: clamp(2.1rem, 1.7rem + 1.8vw, 3rem);
  --step-4: clamp(2.6rem, 2rem + 2.8vw, 4.2rem);

  --radius-md: 14px;
  --radius-lg: 22px;
  --container: 1180px;
  --edge: clamp(1.25rem, 4vw, 3rem);

  --shadow-soft: 0 12px 32px -18px rgba(11, 32, 56, 0.28);
  --focus-ring: 3px solid var(--peach-500);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  margin: 0;
  background: var(--parchment);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: var(--step-0);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

h1, h2, h3, h4 { font-family: var(--font-display); color: var(--navy-900); margin: 0 0 0.5em; line-height: 1.15; font-weight: 600; }
p { margin: 0 0 1em; }
ul { margin: 0; padding: 0; }

a { color: var(--navy-700); }
a:not([class]) { text-underline-offset: 3px; }

:focus-visible {
  outline: var(--focus-ring);
  outline-offset: 3px;
  border-radius: 4px;
}

.container {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--edge);
}

.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap; border: 0;
}

.skip-link {
  position: absolute;
  left: 1rem; top: -60px;
  background: var(--navy-900);
  color: #fff;
  padding: 0.75rem 1.25rem;
  border-radius: 0 0 8px 8px;
  z-index: 100;
  transition: top 0.2s ease;
  font-weight: 600;
}
.skip-link:focus { top: 0; }

/* ---------- Eyebrow / mono labels (drafting voice) ---------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6em;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--navy-700);
}
.eyebrow::before {
  content: '';
  width: 1.6em;
  height: 1px;
  background: currentColor;
  opacity: 0.6;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55em;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 1.03rem;
  padding: 0.95em 1.7em;
  min-height: 44px;
  border-radius: 999px;
  border: 2px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease, color 0.15s ease;
}
.btn svg { width: 1.15em; height: 1.15em; flex: none; }

.btn-primary {
  background: var(--navy-700);
  color: #fff;
  box-shadow: var(--shadow-soft);
}
.btn-primary:hover { background: var(--navy-600); transform: translateY(-2px); }
.btn-primary:active { transform: translateY(0); }

.btn-secondary {
  background: transparent;
  border-color: var(--navy-700);
  color: var(--navy-700);
}
.btn-secondary:hover { background: var(--sky-100); transform: translateY(-2px); }

.btn-ghost {
  background: var(--paper);
  border-color: var(--hairline);
  color: var(--navy-900);
}
.btn-ghost:hover { border-color: var(--navy-700); transform: translateY(-2px); }

@media (prefers-reduced-motion: reduce) {
  .btn:hover { transform: none; }
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(246, 241, 231, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--hairline);
}
.header-row {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding-block: 0.85rem;
}
.brand-mark {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  color: var(--navy-900);
  margin-right: auto;
}
.brand-mark img {
  width: 46px; height: 46px;
  border-radius: 50%;
}
.brand-mark-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.28rem;
  letter-spacing: -0.01em;
  line-height: 1.1;
}
.brand-mark-text span {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--navy-700);
  margin-top: 0.2em;
}

.main-nav ul {
  display: flex;
  align-items: center;
  gap: 1.9rem;
  list-style: none;
}
.main-nav a {
  color: var(--ink);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.98rem;
  padding: 0.3em 0.1em;
  border-bottom: 2px solid transparent;
}
.main-nav a:hover { border-bottom-color: var(--peach-500); }

.header-cta { margin-left: 0.5rem; }

.nav-toggle {
  display: none;
  background: none;
  border: 2px solid var(--hairline);
  border-radius: 10px;
  width: 44px; height: 44px;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}
.nav-toggle svg { width: 22px; height: 22px; }

@media (max-width: 860px) {
  .main-nav {
    position: absolute;
    inset: 100% 0 auto 0;
    background: var(--paper);
    border-bottom: 1px solid var(--hairline);
    box-shadow: var(--shadow-soft);
    padding: 1rem var(--edge) 1.5rem;
    display: none;
  }
  .main-nav.is-open { display: block; }
  .main-nav ul { flex-direction: column; align-items: flex-start; gap: 0.25rem; width: 100%; }
  .main-nav a { display: block; width: 100%; padding: 0.75rem 0.25rem; }
  .header-cta { display: none; }
  .nav-toggle { display: inline-flex; }
}

/* ---------- Sections generic ---------- */
section { padding-block: clamp(3.5rem, 7vw, 6.5rem); }
.section-head {
  max-width: 640px;
  margin-bottom: clamp(2rem, 4vw, 3rem);
}
.section-head h2 { font-size: var(--step-3); margin-top: 0.35em; }
.section-head p { color: var(--ink-soft); font-size: 1.08rem; }

.hairline-divider {
  border: none;
  border-top: 1px solid var(--hairline);
  margin: 0;
}

/* ---------- Hero ---------- */
.hero {
  padding-top: clamp(3rem, 8vw, 5.5rem);
  position: relative;
  overflow: hidden;
}
.hero .container {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}
.hero-copy h1 {
  font-size: var(--step-4);
  margin-block: 0.4em 0.5em;
}
.hero-copy .lede {
  font-size: 1.2rem;
  color: var(--ink-soft);
  max-width: 46ch;
}
.trust-line {
  display: inline-flex;
  align-items: center;
  gap: 0.6em;
  font-weight: 600;
  color: var(--navy-700);
  margin-top: 1.6rem;
  font-size: 0.98rem;
}
.trust-line svg { width: 1.3em; height: 1.3em; flex: none; }
.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 2rem;
}

.hero-art {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-art-frame {
  position: relative;
  width: min(100%, 420px);
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  background: radial-gradient(circle at 32% 28%, var(--sky-100), var(--sky-300) 78%);
  display: grid;
  place-items: center;
  box-shadow: var(--shadow-soft);
}
.hero-art-frame img {
  width: 84%;
  height: 84%;
  object-fit: contain;
  border-radius: 50%;
}
.reg-mark {
  position: absolute;
  width: 26px; height: 26px;
  opacity: 0.55;
}
.reg-mark.tl { top: -6px; left: -6px; }
.reg-mark.br { bottom: -6px; right: -6px; }

/* ---------- Who this is for ---------- */
.audience-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.audience-card {
  background: var(--paper);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  padding: 1.9rem 1.7rem;
}
.audience-card .card-icon {
  width: 48px; height: 48px;
  border-radius: 12px;
  background: var(--sky-100);
  display: grid;
  place-items: center;
  margin-bottom: 1.1rem;
}
.audience-card .card-icon svg { width: 26px; height: 26px; color: var(--navy-700); }
.audience-card h3 { font-size: 1.2rem; margin-bottom: 0.4em; }
.audience-card p { color: var(--ink-soft); margin: 0; font-size: 0.98rem; }

/* ---------- Learn grid ---------- */
.learn-section { background: var(--navy-900); color: #f2efe6; }
.learn-section .eyebrow { color: var(--sky-300); }
.learn-section .section-head h2 { color: #fff; }
.learn-section .section-head p { color: rgba(242,239,230,0.78); }

.learn-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}
.learn-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: var(--radius-md);
  padding: 1.6rem 1.5rem;
}
.learn-card .card-icon {
  width: 42px; height: 42px;
  border-radius: 10px;
  background: rgba(154, 201, 242, 0.16);
  display: grid;
  place-items: center;
  margin-bottom: 1rem;
}
.learn-card .card-icon svg { width: 23px; height: 23px; color: var(--sky-300); }
.learn-card h3 { color: #fff; font-size: 1.08rem; margin-bottom: 0.3em; }
.learn-card p { color: rgba(242,239,230,0.72); font-size: 0.95rem; margin: 0; }

/* ---------- Shorts ---------- */
.shorts-strip {
  display: flex;
  gap: 1.25rem;
  overflow-x: auto;
  padding-block: 0.5rem 1rem;
  scroll-snap-type: x proximity;
}
.shorts-strip::-webkit-scrollbar { height: 8px; }
.shorts-strip::-webkit-scrollbar-thumb { background: var(--hairline); border-radius: 8px; }

.short-card {
  scroll-snap-align: start;
  flex: 0 0 auto;
  width: min(78vw, 240px);
  background: var(--paper);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  padding: 0.6rem;
  position: relative;
}
.short-frame {
  position: relative;
  width: 100%;
  aspect-ratio: 9 / 16;
  border-radius: 12px;
  overflow: hidden;
  background: var(--navy-900);
}
.short-frame iframe {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  border: 0;
}
.short-card p.short-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin: 0.65rem 0.2rem 0.15rem;
}
.shorts-cta {
  margin-top: 1.75rem;
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

/* ---------- Coming soon (signature blueprint panel) ---------- */
.blueprint-panel {
  position: relative;
  background: var(--paper);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  padding: clamp(1.75rem, 4vw, 3rem);
  overflow: hidden;
}
.blueprint-panel::before {
  content: '';
  position: absolute;
  inset: 14px;
  border: 1px dashed rgba(22, 53, 95, 0.28);
  border-radius: 10px;
  pointer-events: none;
}
.blueprint-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--navy-700);
  background: var(--sky-100);
  border: 1px solid rgba(22,53,95,0.18);
  padding: 0.4em 0.85em;
  border-radius: 999px;
}
.blueprint-tag .dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--peach-500);
}
.blueprint-panel h2 { margin-top: 0.9rem; }
.blueprint-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.4rem 2.5rem;
  margin-top: 1.75rem;
  list-style: none;
  padding: 0;
}
.blueprint-list li {
  display: flex;
  align-items: baseline;
  gap: 0.9em;
  padding-block: 0.85rem;
  border-top: 1px dashed var(--hairline);
  font-weight: 600;
  color: var(--navy-900);
}
.blueprint-list li:nth-last-child(-n+1),
.blueprint-list li:nth-last-child(-n+2) { }
.blueprint-list .idx {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--navy-700);
  opacity: 0.7;
}

.reg-corner {
  position: absolute;
  width: 30px; height: 30px;
  opacity: 0.45;
}
.reg-corner.tl { top: 10px; left: 10px; }
.reg-corner.tr { top: 10px; right: 10px; transform: scaleX(-1); }
.reg-corner.bl { bottom: 10px; left: 10px; transform: scaleY(-1); }
.reg-corner.br { bottom: 10px; right: 10px; transform: scale(-1,-1); }

/* ---------- Share ---------- */
.share-section {
  background: var(--sky-100);
}
.share-inner {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2.5rem;
  align-items: center;
}
.share-inner h2 { font-size: var(--step-2); }
.share-actions {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}
.copy-feedback {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--navy-700);
  min-height: 1.4em;
}

/* ---------- Stay informed ---------- */
.informed-panel {
  background: var(--navy-900);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: clamp(2rem, 5vw, 3.25rem);
  display: grid;
  grid-template-columns: 1.3fr 0.9fr;
  gap: 2rem;
  align-items: center;
}
.informed-panel h2 { color: #fff; font-size: var(--step-2); }
.informed-panel p { color: rgba(255,255,255,0.78); margin-bottom: 0; }
.informed-panel .btn-primary { background: #fff; color: var(--navy-900); }
.informed-panel .btn-primary:hover { background: var(--sky-100); }
.informed-actions { display: flex; justify-content: flex-end; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--navy-900);
  color: rgba(242,239,230,0.85);
  padding-block: 3rem 2rem;
  margin-top: 2px;
}
.footer-top {
  display: flex;
  justify-content: space-between;
  gap: 2.5rem;
  flex-wrap: wrap;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(255,255,255,0.14);
}
.footer-brand { display: flex; gap: 0.85rem; align-items: flex-start; max-width: 420px; }
.footer-brand img { width: 44px; height: 44px; border-radius: 50%; flex: none; }
.footer-brand h2 { color: #fff; font-size: 1.15rem; margin-bottom: 0.3em; }
.footer-brand p { color: rgba(242,239,230,0.7); font-size: 0.95rem; margin: 0; }

.footer-links { display: flex; gap: 3rem; flex-wrap: wrap; }
.footer-links h3 {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(242,239,230,0.6);
  margin-bottom: 0.85rem;
  font-weight: 600;
}
.footer-links ul { list-style: none; display: flex; flex-direction: column; gap: 0.55rem; }
.footer-links a { color: #f2efe6; text-decoration: none; font-size: 0.96rem; }
.footer-links a:hover { text-decoration: underline; }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  padding-top: 1.5rem;
  font-size: 0.88rem;
  color: rgba(242,239,230,0.6);
}
.footer-bottom a { color: rgba(242,239,230,0.85); }

/* ---------- Reveal on scroll (respects reduced motion) ---------- */
.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .hero .container { grid-template-columns: 1fr; }
  .hero-art { order: -1; max-width: 320px; margin-inline: auto; }
  .audience-grid { grid-template-columns: 1fr 1fr; }
  .learn-grid { grid-template-columns: 1fr 1fr; }
  .share-inner { grid-template-columns: 1fr; }
  .informed-panel { grid-template-columns: 1fr; }
  .informed-actions { justify-content: flex-start; }
  .blueprint-list { grid-template-columns: 1fr; }
}

@media (max-width: 620px) {
  .audience-grid { grid-template-columns: 1fr; }
  .learn-grid { grid-template-columns: 1fr; }
  .footer-top { flex-direction: column; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}