/* ==========================================================================
   PROFIT LIGHTS — SITE STYLES (homepage + shared pages: privacy, terms)
   ==========================================================================
   Design tokens intentionally match /tools/valuation/styles.css so the
   valuation tool feels like the same product when a visitor lands there.
   Organized top to bottom:
   1. Design tokens
   2. Reset / base typography
   3. Layout helpers
   4. Header / nav / footer
   5. Buttons & chips
   6. Signal rule (the light-strip signature element)
   7. Hero
   8. Section scaffolding
   9. Philosophy section
   10. Tools section
   11. Ideas section
   12. Books section
   13. About section
   14. Utilities / accessibility / motion
   ========================================================================== */

/* ---------- 1. DESIGN TOKENS ---------- */
:root {
  --color-bg: #F5F6EF;          /* soft sage-tinted paper */
  --color-surface: #FFFFFF;
  --color-border: #DEE3D3;
  --color-text: #1E2A22;        /* deep forest charcoal */
  --color-text-muted: #5B6B60;

  --color-primary: #2F6B4F;     /* deep forest green */
  --color-primary-dark: #234F3A;
  --color-primary-tint: #E6EEE7;

  --color-green: #2F6B4F;
  --color-amber: #B8802C;
  --color-red: #B14A3A;

  --color-focus: #2F6B4F;

  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4rem;
  --space-9: 6rem;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-pill: 999px;

  --max-width-narrow: 760px;
  --max-width-medium: 1040px;
  --max-width-wide: 1120px;
}

/* ---------- 2. RESET / BASE ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  min-height: 100vh;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.15;
  margin: 0 0 var(--space-3);
  color: var(--color-text);
}

h1 { font-size: clamp(2.1rem, 7vw, 3.4rem); font-weight: 700; }
h2 { font-size: clamp(1.7rem, 5vw, 2.3rem); }
h3 { font-size: 1.2rem; }
h4 { font-size: 1rem; }

p { margin: 0 0 var(--space-4); }
p:last-child { margin-bottom: 0; }

a { color: var(--color-primary-dark); }
a:hover { color: var(--color-primary); }

ul { margin: 0; padding: 0; list-style: none; }
button { font-family: inherit; }
img { max-width: 100%; display: block; }

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

/* ---------- 3. LAYOUT HELPERS ---------- */
.container {
  width: 100%;
  max-width: var(--max-width-wide);
  margin: 0 auto;
  padding: 0 var(--space-5);
}

.container.narrow { max-width: var(--max-width-narrow); }
.container.medium { max-width: var(--max-width-medium); }

.eyebrow {
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary-dark);
  margin: 0 0 var(--space-3);
}

.lede {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  max-width: 46ch;
}

/* ---------- 4. HEADER / NAV / FOOTER ---------- */
.site-header {
  padding: var(--space-5);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  max-width: var(--max-width-wide);
  margin: 0 auto;
}

.logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--color-text);
  text-decoration: none;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
}

.logo-mark {
  flex-shrink: 0;
  display: block;
}

.site-nav {
  display: flex;
  gap: var(--space-5);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.site-nav::-webkit-scrollbar { display: none; }

.site-nav a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
}

.site-nav a:hover,
.site-nav a:focus-visible { color: var(--color-primary-dark); }

.site-footer {
  border-top: 1px solid var(--color-border);
  margin-top: var(--space-9);
  padding: var(--space-7) var(--space-5) var(--space-8);
}

.site-footer .container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-5);
  text-align: center;
}

.site-footer .site-nav { justify-content: center; }

.site-footer small {
  color: var(--color-text-muted);
  font-size: 0.82rem;
}

.site-footer .legal-links a {
  color: var(--color-text-muted);
  font-size: 0.82rem;
  text-decoration: none;
}
.site-footer .legal-links a:hover { color: var(--color-primary-dark); }

/* ---------- 5. BUTTONS & CHIPS ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  border: none;
  border-radius: var(--radius-pill);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1rem;
  padding: var(--space-4) var(--space-6);
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.15s ease, background 0.15s ease;
}

.btn--large {
  padding: var(--space-4) var(--space-7);
  font-size: 1.05rem;
}

.btn--primary {
  background: var(--color-primary);
  color: #fff;
}
.btn--primary:hover { background: var(--color-primary-dark); color: #fff; }

.btn--ghost {
  background: transparent;
  color: var(--color-primary-dark);
  border: 1.5px solid var(--color-border);
}
.btn--ghost:hover { border-color: var(--color-primary); color: var(--color-primary); }

@media (hover: hover) {
  .btn:hover { transform: translateY(-1px); }
}

.chip {
  display: inline-block;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  padding: var(--space-2) var(--space-4);
  font-size: 0.85rem;
  color: var(--color-text-muted);
  background: var(--color-surface);
}

.status-pill {
  display: inline-block;
  border-radius: var(--radius-pill);
  padding: var(--space-1) var(--space-3);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}
.status-pill--published { background: var(--color-primary-tint); color: var(--color-primary-dark); }
.status-pill--progress { background: #F2E9DA; color: var(--color-amber); }

/* ---------- 6. SIGNAL RULE (signature element) ---------- */
/* Three-segment green/amber/red bar. Used as the site's single recurring
   visual signature — a literal nod to "Profit Lights" — instead of
   literal traffic-light iconography scattered through the page. */
.signal-rule {
  display: flex;
  height: 4px;
  width: 100%;
  border-radius: var(--radius-pill);
  overflow: hidden;
  margin: 0 auto;
}

.signal-rule span { flex: 1; transform-origin: left; transform: scaleX(0); animation: signalGrow 0.6s ease forwards; animation-delay: 0.55s; }
.signal-rule span:nth-child(1) { background: var(--color-green); }
.signal-rule span:nth-child(2) { background: var(--color-amber); animation-delay: 0.63s; }
.signal-rule span:nth-child(3) { background: var(--color-red); animation-delay: 0.71s; }

@keyframes signalGrow {
  to { transform: scaleX(1); }
}

.signal-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: var(--space-3);
  margin-top: 0.5em;
  flex-shrink: 0;
}
.signal-dot--green { background: var(--color-green); }
.signal-dot--amber { background: var(--color-amber); }
.signal-dot--red { background: var(--color-red); }

/* ---------- 7. HERO ---------- */
.hero {
  padding: var(--space-7) 0 var(--space-8);
}

.hero__stanza {
  margin: 0 0 var(--space-6);
}

.hero__stanza span {
  display: block;
  opacity: 0;
  transform: translateY(0.4em);
  animation: heroLine 0.7s ease forwards;
}

.hero__stanza span:nth-child(1) { animation-delay: 0.05s; }
.hero__stanza span:nth-child(2) { animation-delay: 0.18s; }
.hero__stanza span:nth-child(3) { animation-delay: 0.31s; }
.hero__stanza span:nth-child(4) { animation-delay: 0.44s; }

@keyframes heroLine {
  to { opacity: 1; transform: translateY(0); }
}

.hero__lede {
  max-width: 60ch;
  font-size: 1.1rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-7);
}

/* ---------- 8. SECTION SCAFFOLDING ---------- */
section[id] { scroll-margin-top: var(--space-6); }

.section {
  padding: var(--space-9) 0;
}

@media (prefers-reduced-motion: reduce) {
  .hero__stanza span, .signal-rule span {
    opacity: 1 !important;
    transform: none !important;
    animation: none !important;
  }
}

.section--alt { background: var(--color-surface); }

.section__head {
  max-width: 62ch;
  margin-bottom: var(--space-7);
}

/* ---------- 9. PHILOSOPHY ---------- */
.principle-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-5);
  margin-bottom: var(--space-8);
}

.principle-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}

.principle-card h3 { margin-bottom: var(--space-2); }
.principle-card p { color: var(--color-text-muted); margin: 0; font-size: 0.95rem; }

.struggles {
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-7);
}

.struggles__prompt {
  font-family: var(--font-display);
  font-size: 1.3rem;
  margin-bottom: var(--space-6);
}

.struggles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}

.struggles-grid li {
  display: flex;
  align-items: flex-start;
}

.struggles-grid strong {
  display: block;
  font-family: var(--font-display);
  font-weight: 600;
  margin-bottom: var(--space-1);
}

.struggles-grid span.desc { color: var(--color-text-muted); font-size: 0.92rem; }

/* ---------- 10. TOOLS ---------- */
.tool-card {
  background: var(--color-primary-dark);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: var(--space-7);
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: var(--space-7);
  align-items: center;
}

.tool-card h2 { color: #fff; }
.tool-card p { color: #C9D9CE; }

.tool-card__trust {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin: var(--space-5) 0 var(--space-6);
}

.tool-card__trust li {
  font-size: 0.82rem;
  color: #C9D9CE;
  display: flex;
  align-items: center;
}

.tool-card__trust li::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-green);
  margin-right: var(--space-2);
  display: inline-block;
}

.tool-card__aside {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: var(--radius-md);
  padding: var(--space-6);
}

.tool-card__aside .signal-rule { margin-bottom: var(--space-5); }
.tool-card__aside p { color: #C9D9CE; font-size: 0.88rem; margin: 0; }

.tool-card .btn--primary { background: #fff; color: var(--color-primary-dark); }
.tool-card .btn--primary:hover { background: var(--color-primary-tint); }

/* ---------- 11. IDEAS ---------- */
.idea-chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

/* ---------- 12. BOOKS ---------- */
.book-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}

.book-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}

.book-card__meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.book-card__author {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin: 0 0 var(--space-3);
}

.book-card__note {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  font-style: italic;
}

/* Only applies to a card that includes a cover image (book-card--has-cover).
   The plain .book-card (no cover) is untouched by these rules. */
.book-card--has-cover {
  padding: 0;
  overflow: hidden;
}

.book-card__cover {
  display: block;
  width: 100%;
  height: auto;
}

.book-card__body {
  padding: var(--space-6);
}

.book-card__subtitle {
  font-size: 0.92rem;
  font-style: italic;
  color: var(--color-text-muted);
  margin: 0 0 var(--space-3);
}

.book-card__cta {
  display: inline-block;
  margin-top: var(--space-2);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-primary-dark);
  text-decoration: none;
}
.book-card__cta:hover,
.book-card__cta:focus-visible { color: var(--color-primary); }

/* ---------- 13. ABOUT / BIO LAYOUT (also used by contact.html) ---------- */
.bio-layout {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: var(--space-7);
  align-items: start;
}

.profile-photo {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
}

.about-grid p { font-size: 1.02rem; }

.contact-body .hero__lede { max-width: none; }

/* ---------- 14. ARTICLES ---------- */

/* -- Index page: article cards -- */
.article-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-6);
}

.article-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.article-card__cover-link { display: block; }

.article-card__cover {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.article-card__body { padding: var(--space-6); }

.article-card__body h2,
.article-card__body h3 {
  font-size: 1.25rem;
  margin-bottom: var(--space-2);
}

.article-card__body h2 a,
.article-card__body h3 a {
  color: var(--color-text);
  text-decoration: none;
}
.article-card__body h2 a:hover,
.article-card__body h2 a:focus-visible,
.article-card__body h3 a:hover,
.article-card__body h3 a:focus-visible { color: var(--color-primary-dark); }

.article-card__excerpt {
  color: var(--color-text-muted);
  margin: 0 0 var(--space-3);
}

.article-card__byline {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin: 0 0 var(--space-4);
}

.article-card__cta {
  display: inline-block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-primary-dark);
  text-decoration: none;
}
.article-card__cta:hover,
.article-card__cta:focus-visible { color: var(--color-primary); }

.article-section__view-all {
  display: inline-block;
  margin-top: var(--space-6);
  font-weight: 600;
  color: var(--color-primary-dark);
  text-decoration: none;
}
.article-section__view-all:hover,
.article-section__view-all:focus-visible { color: var(--color-primary); }

/* The Tools section's version needs more visual weight than a plain
   text link — it's the only way to discover the 3rd+ tool beyond the
   two featured cards, easy to miss as body text. Scoped to #tools so
   the Articles section's "See all articles" link is untouched. */
#tools .article-section__view-all {
  display: inline-flex;
  align-items: center;
  padding: var(--space-3) var(--space-6);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-pill);
  background: var(--color-surface);
}
#tools .article-section__view-all:hover,
#tools .article-section__view-all:focus-visible {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* -- Individual article page -- */
.article { padding: var(--space-7) 0 var(--space-9); }

.article__back {
  display: inline-block;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  text-decoration: none;
  margin-bottom: var(--space-5);
}
.article__back:hover,
.article__back:focus-visible { color: var(--color-primary-dark); }

.article__back--footer { margin-top: var(--space-7); margin-bottom: 0; }

/* Wrapper for the Kit email embed — spacing only, the form's own design
   and content come entirely from Kit and must not be restyled here. */
.newsletter-embed {
  margin-top: var(--space-8);
  padding-top: var(--space-7);
  border-top: 1px solid var(--color-border);
}

.article__dek {
  font-size: 1.15rem;
  font-style: italic;
  color: var(--color-text-muted);
  max-width: 60ch;
  margin-bottom: var(--space-3);
}

.article__byline {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-6);
}

.article__cover {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  margin: 0 0 var(--space-7);
}

.article .signal-rule { margin-bottom: var(--space-7); }

.article__body { max-width: 68ch; }

.article__body p {
  font-size: 1.05rem;
  line-height: 1.7;
  margin-bottom: var(--space-5);
}

.article__body h2 {
  font-size: 1.4rem;
  margin-top: var(--space-8);
  margin-bottom: var(--space-4);
}

.article__callout {
  background: var(--color-primary-tint);
  border-radius: var(--radius-md);
  padding: var(--space-5) var(--space-6);
  margin: var(--space-6) 0;
}

.article__callout p {
  margin: 0;
  font-size: 0.98rem;
  color: var(--color-primary-dark);
}

.article__callout a {
  font-weight: 600;
}

/* ---------- 15. WATCH (YouTube videos) ---------- */
#watch {
  background: var(--color-primary-tint);
}

#watch .section__head,
#watch .lede {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.video-single {
  max-width: 420px;
  margin: 0 auto;
  text-align: center;
}

#watch .article-section__view-all {
  display: block;
  text-align: center;
  margin-top: var(--space-6);
}

.video-card h3 {
  font-size: 1rem;
  margin-top: var(--space-3);
}

.video-card h3 a {
  color: var(--color-text);
  text-decoration: none;
}
.video-card h3 a:hover,
.video-card h3 a:focus-visible { color: var(--color-primary-dark); }

.video-card__thumb-link {
  position: relative;
  display: block;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.video-card__thumb {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  transition: transform 0.2s ease;
}
.video-card__thumb-link:hover .video-card__thumb { transform: scale(1.03); }

.video-card__play {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(30, 42, 34, 0.72);
  display: flex;
  align-items: center;
  justify-content: center;
}
.video-card__play::before {
  content: "";
  border-style: solid;
  border-width: 8px 0 8px 13px;
  border-color: transparent transparent transparent #fff;
  margin-left: 3px;
}

/* ---------- 16. CONTACT FORM ---------- */
.contact-form {
  margin: var(--space-5) 0 0;
  max-width: 440px;
}

.contact-form__field {
  margin-bottom: var(--space-4);
}

.contact-form__field label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: var(--space-2);
}

.contact-form input[type="text"],
.contact-form input[type="email"],
.contact-form textarea {
  width: 100%;
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 0.8rem 1rem;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-text);
}

.contact-form input[type="text"]:focus,
.contact-form input[type="email"]:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--color-primary);
}

.contact-form textarea { resize: vertical; }

.contact-form__honeypot {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.contact-form button[type="submit"] { margin-top: var(--space-2); }
.contact-form button[type="submit"]:disabled { opacity: 0.6; cursor: default; }

.contact-form__status {
  margin: var(--space-4) 0 0;
  font-size: 0.95rem;
}
.contact-form__status--success { color: var(--color-primary-dark); font-weight: 600; }
.contact-form__status--error { color: var(--color-red); }

.contact-form__alt {
  margin-top: var(--space-5);
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

/* ---------- 17. UTILITIES ---------- */
.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;
}

/* ---------- RESPONSIVE ---------- */
@media (max-width: 860px) {
  .tool-card { grid-template-columns: 1fr; }
  .struggles-grid { grid-template-columns: 1fr; gap: var(--space-6); }
  .book-grid { grid-template-columns: 1fr; }
  .bio-layout { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .principle-grid { grid-template-columns: 1fr; }
  .site-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-3);
  }
  .site-nav { width: 100%; }
  .site-footer .site-nav { justify-content: flex-start; }
}