/* ==========================================================================
   American Heritage Books — Design Tokens
   Palette:  --navy (primary), --red (Old Glory red), --cream (paper bg),
             --ink (body text), --gold (accent / legal-medal gold)
   Type:     Display  — 'Playfair Display'  (dramatic serif, book-cover voice)
             Body     — 'Source Serif 4'    (literary, readable serif)
             Utility  — 'Oswald'            (masthead / label / button caps)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,600;0,700;0,900;1,600&family=Source+Serif+4:ital,wght@0,400;0,500;0,600;1,400&family=Oswald:wght@400;500;600;700&display=swap');

:root {
  --navy: #0b1e36;
  --navy-deep: #060f1d;
  --red: #a8232f;
  --red-bright: #c62a37;
  --cream: #f6f1e4;
  --paper: #efe8d6;
  --ink: #201a12;
  --ink-soft: #4a4136;
  --gold: #c6a15b;
  --gold-soft: #e2cd9a;
  --white: #ffffff;

  --font-display: 'Playfair Display', 'Georgia', serif;
  --font-body: 'Source Serif 4', 'Georgia', serif;
  --font-utility: 'Oswald', 'Arial Narrow', sans-serif;

  --max-width: 1180px;
  --radius: 4px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

body {
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

a { color: inherit; text-decoration: none; }

.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 28px;
}

.eyebrow {
  font-family: var(--font-utility);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-size: 12.5px;
  color: var(--gold);
  font-weight: 600;
}

h1, h2, h3 {
  font-family: var(--font-display);
  color: var(--navy);
  margin: 0 0 0.4em;
  line-height: 1.1;
}

/* Focus visibility for keyboard users */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 2px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-utility);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 14px;
  font-weight: 600;
  padding: 15px 30px;
  border-radius: 999px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}
.btn-primary {
  background: var(--red);
  color: var(--white);
  box-shadow: 0 10px 24px rgba(168, 35, 47, 0.35);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 30px rgba(168, 35, 47, 0.45); }
.btn-outline {
  background: transparent;
  border-color: var(--navy);
  color: var(--navy);
}
.btn-outline:hover { background: var(--navy); color: var(--white); }
.btn-gold {
  background: var(--gold);
  color: var(--navy-deep);
}
.btn-gold:hover { transform: translateY(-2px); }

/* ---------- Masthead / Nav ---------- */
/* ---------- Work-in-progress banner ---------- */
.wip-banner {
  background: var(--gold);
  color: var(--navy-deep);
  text-align: center;
  padding: 11px 44px 11px 16px;
  position: relative;
  font-family: var(--font-utility);
  font-size: 13px;
  letter-spacing: 0.02em;
}
.wip-banner strong { font-weight: 700; }
.wip-banner .wip-close {
  position: absolute;
  top: 50%;
  right: 14px;
  transform: translateY(-50%);
  background: none;
  border: none;
  cursor: pointer;
  font-size: 18px;
  line-height: 1;
  color: var(--navy-deep);
  opacity: 0.65;
  padding: 4px;
}
.wip-banner .wip-close:hover { opacity: 1; }

.masthead {
  background: var(--navy);
  color: var(--cream);
  position: sticky;
  top: 0;
  z-index: 40;
  border-bottom: 3px solid var(--gold);
}
.masthead .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 12px;
  padding-bottom: 12px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}
.brand img { height: 46px; width: auto; border-radius: 3px; }
.brand-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  letter-spacing: 0.01em;
  color: var(--white);
}
.brand-text span { color: var(--red-bright); }

.main-nav { display: flex; gap: 30px; align-items: center; }
.main-nav a {
  font-family: var(--font-utility);
  font-size: 13.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cream);
  opacity: 0.85;
  padding: 6px 2px;
  border-bottom: 2px solid transparent;
  transition: opacity 0.2s ease, border-color 0.2s ease;
}
.main-nav a:hover, .main-nav a.active { opacity: 1; border-color: var(--gold); }

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--gold-soft);
  color: var(--cream);
  padding: 8px 12px;
  border-radius: 4px;
  font-family: var(--font-utility);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 12px;
}

/* ---------- Patriotic stripe border ---------- */
.stripe-border {
  height: 10px;
  background: repeating-linear-gradient(
    90deg,
    var(--navy) 0px, var(--navy) 40px,
    var(--white) 40px, var(--white) 80px,
    var(--red) 80px, var(--red) 120px
  );
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  background:
    radial-gradient(ellipse at 30% -10%, rgba(198,161,91,0.18), transparent 55%),
    linear-gradient(180deg, var(--navy-deep) 0%, var(--navy) 65%, #10233e 100%);
  color: var(--cream);
  padding: 76px 0 64px;
  text-align: center;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  top: 0; right: 0; bottom: 0; left: 0;
  background-image: repeating-linear-gradient(
    180deg, rgba(255,255,255,0.03) 0px, rgba(255,255,255,0.03) 2px, transparent 2px, transparent 44px
  );
  pointer-events: none;
}
.hero-logo { width: 118px; margin: 0 auto 22px; }
.hero h1 {
  color: var(--white);
  font-size: clamp(34px, 5.4vw, 62px);
  font-weight: 900;
  letter-spacing: 0.01em;
  margin-bottom: 14px;
  text-shadow: 0 2px 30px rgba(0,0,0,0.35);
}
.hero .tagline {
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(18px, 2.4vw, 26px);
  color: var(--gold-soft);
  margin: 0 auto 8px;
}
.hero .sub {
  max-width: 560px;
  margin: 18px auto 0;
  color: rgba(246,241,228,0.78);
  font-size: 16.5px;
}

/* ---------- Marquee / scrolling covers + fireworks ---------- */
.marquee-section {
  position: relative;
  background: var(--navy-deep);
  padding: 54px 0 64px;
  overflow: hidden;
  isolation: isolate;
}
.flag-bg {
  position: absolute;
  top: -6%; bottom: -6%; left: -4%; right: -4%;
  z-index: 0;
  opacity: 0.85;
}
.flag-bg svg { width: 100%; height: 100%; display: block; }
.marquee-section::after {
  /* darken the flag so covers, labels and fireworks stay readable */
  content: "";
  position: absolute;
  top: 0; right: 0; bottom: 0; left: 0;
  z-index: 1;
  background:
    linear-gradient(180deg, rgba(6,15,29,0.42) 0%, rgba(6,15,29,0.2) 40%, rgba(6,15,29,0.48) 100%);
  pointer-events: none;
}
.marquee-track-outer {
  overflow: hidden;
  position: relative;
  z-index: 3;
  padding: 10px 0;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
          mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
}
.marquee-track {
  display: flex;
  gap: 22px;
  width: max-content;
  animation: scroll-left 34s linear infinite;
}
.marquee-section:hover .marquee-track,
.marquee-track:focus-within { animation-play-state: paused; }

@keyframes scroll-left {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}
.cover-card {
  flex: 0 0 auto;
  width: 210px;
  border-radius: 6px;
  overflow: hidden;
  border: 2px solid rgba(198,161,91,0.35);
  box-shadow: 0 18px 34px rgba(0,0,0,0.45);
  background: var(--navy);
  transition: transform 0.35s ease, border-color 0.35s ease;
}
.cover-card:hover { transform: translateY(-6px) scale(1.02); border-color: var(--gold); }
.cover-card img { width: 100%; height: 152px; object-fit: cover; }

/* ---------- Animated book covers ----------
   A gentle, slow zoom/pan loop for cover images that don't have a real
   trailer video yet — a placeholder sense of motion until the actual
   videos are ready. Applied via .cover-animate on the <img> itself. */
@keyframes cover-kenburns {
  0%   { transform: scale(1) translate(0, 0); }
  50%  { transform: scale(1.09) translate(-1.5%, -1%); }
  100% { transform: scale(1) translate(0, 0); }
}
.cover-animate {
  animation: cover-kenburns 11s ease-in-out infinite;
  transform-origin: center;
  will-change: transform;
}
@media (prefers-reduced-motion: reduce) {
  .cover-animate { animation: none; }
}

.cover-card .cc-label {
  font-family: var(--font-utility);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold-soft);
  padding: 9px 12px;
}

/* fireworks bursts */
.fireworks {
  position: absolute;
  top: 0; right: 0; bottom: 0; left: 0;
  z-index: 2;
  pointer-events: none;
  mix-blend-mode: screen; /* additive glow so bursts read bright against the flag/navy */
}
.burst {
  position: absolute;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  opacity: 0;
  filter: drop-shadow(0 0 6px currentColor) drop-shadow(0 0 14px currentColor);
  animation: burst-pop 3.2s ease-out infinite;
}
/* bright flash core at the moment of ignition */
.burst::before {
  content: "";
  position: absolute;
  top: -7px; right: -7px; bottom: -7px; left: -7px;
  border-radius: 50%;
  background: radial-gradient(circle, #fff 0%, currentColor 45%, transparent 72%);
}
/* radiating sparks */
.burst::after {
  content: "";
  position: absolute;
  top: 0; right: 0; bottom: 0; left: 0;
  border-radius: 50%;
  box-shadow:
    0 0 0 1px currentColor,
    36px 0 0 0px currentColor, -36px 0 0 0px currentColor,
    0 36px 0 0px currentColor, 0 -36px 0 0px currentColor,
    26px 26px 0 -1px currentColor, -26px 26px 0 -1px currentColor,
    26px -26px 0 -1px currentColor, -26px -26px 0 -1px currentColor,
    13px 34px 0 -2px currentColor, -13px 34px 0 -2px currentColor,
    13px -34px 0 -2px currentColor, -13px -34px 0 -2px currentColor,
    34px 13px 0 -2px currentColor, -34px 13px 0 -2px currentColor,
    34px -13px 0 -2px currentColor, -34px -13px 0 -2px currentColor;
}
@keyframes burst-pop {
  0%   { opacity: 0;    transform: scale(0.15); }
  7%   { opacity: 1;    transform: scale(1); }
  14%  { opacity: 1;    transform: scale(1.15); }
  40%  { opacity: 0;    transform: scale(3); }
  100% { opacity: 0;    transform: scale(3); }
}
.b1 { top: 14%; left: 12%; color: var(--red-bright); animation-delay: 0s; }
.b2 { top: 58%; left: 30%; color: #ffffff; animation-delay: 1.1s; }
.b3 { top: 20%; left: 52%; color: var(--gold-soft); animation-delay: 2s; }
.b4 { top: 66%; left: 70%; color: var(--red-bright); animation-delay: 0.6s; }
.b5 { top: 10%; left: 86%; color: #ffffff; animation-delay: 1.7s; }
.b6 { top: 70%; left: 8%; color: var(--gold-soft); animation-delay: 2.6s; }
.b7 { top: 40%; left: 40%; color: #ffffff; animation-delay: 3.1s; }
.b8 { top: 46%; left: 92%; color: var(--red-bright); animation-delay: 1.4s; }

.marquee-cta {
  position: relative;
  z-index: 3;
  display: flex;
  justify-content: center;
  margin-top: 40px;
}
.marquee-cta .btn { font-size: 15px; padding: 18px 40px; }

/* ---------- About Author ---------- */
.author-section { padding: 78px 0; background: var(--paper); }
.author-grid {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 52px;
  align-items: start;
}
.author-photo {
  aspect-ratio: 4 / 5;
  min-height: 380px;
  border-radius: 6px;
  background:
    linear-gradient(160deg, var(--navy) 0%, var(--navy-deep) 100%);
  border: 3px solid var(--gold);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
.author-photo img {
  position: absolute;
  top: 0; right: 0; bottom: 0; left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%;
}
.author-photo-caption {
  width: 100%;
  background: rgba(6,15,29,0.82);
  color: var(--gold-soft);
  font-family: var(--font-utility);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-align: center;
  padding: 10px 8px;
  position: relative;
  z-index: 1;
}
.author-copy h2 { font-size: 30px; margin-bottom: 4px; }
.author-copy .role {
  font-family: var(--font-utility);
  color: var(--red);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-size: 13px;
  margin-bottom: 18px;
  display: block;
}
.author-copy p { color: var(--ink-soft); margin: 0 0 16px; }
.author-copy p:last-child { margin-bottom: 0; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--navy-deep);
  color: rgba(246,241,228,0.75);
  padding: 46px 0 26px;
}
.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 24px;
  padding-bottom: 28px;
  border-bottom: 1px solid rgba(198,161,91,0.25);
  margin-bottom: 22px;
}
.footer-brand { display: flex; align-items: center; gap: 10px; }
.footer-brand img { height: 34px; }
.footer-brand span { font-family: var(--font-display); color: var(--white); font-size: 17px; }
.social-links { display: flex; gap: 14px; }
.social-links a {
  width: 40px; height: 40px;
  border: 1px solid rgba(198,161,91,0.4);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  transition: background 0.2s ease, border-color 0.2s ease;
}
.social-links a:hover { background: var(--gold); border-color: var(--gold); color: var(--navy-deep); }
.social-links svg { width: 18px; height: 18px; fill: currentColor; }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 13.5px;
}
.footer-bottom a { opacity: 0.7; }
.footer-bottom a:hover { opacity: 1; color: var(--gold-soft); }

/* ---------- Newsletter signup ---------- */
.newsletter-section {
  background: var(--navy);
  color: var(--cream);
  padding: 58px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.newsletter-section::before {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at 50% 0%, rgba(198,161,91,0.16), transparent 60%);
  pointer-events: none;
}
.newsletter-inner { position: relative; z-index: 1; max-width: 520px; margin: 0 auto; }
.newsletter-section h2 { color: var(--white); font-size: 26px; margin-bottom: 8px; }
.newsletter-section p { color: rgba(246,241,228,0.78); margin-bottom: 24px; }
.newsletter-form { display: flex; gap: 10px; flex-wrap: wrap; justify-content: center; }
.newsletter-form input {
  flex: 1; min-width: 220px; padding: 13px 16px; border-radius: 999px; border: 1px solid rgba(198,161,91,0.4);
  font-family: var(--font-body); font-size: 15px; background: rgba(255,255,255,0.06); color: var(--white);
}
.newsletter-form input::placeholder { color: rgba(246,241,228,0.5); }
.newsletter-form button {
  font-family: var(--font-utility); text-transform: uppercase; letter-spacing: 0.1em; font-size: 13px; font-weight: 600;
  padding: 13px 28px; border-radius: 999px; background: var(--gold); color: var(--navy-deep); border: none; cursor: pointer;
}
.newsletter-note { font-size: 12px; color: rgba(246,241,228,0.55); margin-top: 14px; margin-bottom: 0; }
.newsletter-status { margin-top: 14px; font-size: 14px; display: none; }
.newsletter-status.show { display: block; }
.newsletter-status.success { color: var(--gold-soft); }
.newsletter-status.error { color: #e79999; }
.footer-contact {
  padding-bottom: 22px;
  font-family: var(--font-utility);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: rgba(246,241,228,0.75);
}
.footer-contact a { color: var(--gold-soft); }
.footer-contact a:hover { text-decoration: underline; }

/* ---------- Blog page ---------- */
.blog-hero { background: var(--navy); color: var(--cream); padding: 54px 0 38px; text-align: center; }
.blog-hero h1 { color: var(--white); font-size: clamp(30px,4vw,44px); }
.blog-hero p { color: var(--gold-soft); font-family: var(--font-display); font-style: italic; font-size: 18px; margin: 0; }

.blog-list { padding: 56px 0 90px; }
.blog-post {
  background: var(--white);
  border: 1px solid rgba(11,30,54,0.08);
  border-radius: 8px;
  overflow: hidden;
  margin-bottom: 34px;
  box-shadow: 0 10px 26px rgba(11,30,54,0.06);
}
.blog-post .bp-image { width: 100%; max-height: 420px; overflow: hidden; background: var(--navy); }
.blog-post .bp-image img { width: 100%; height: 100%; object-fit: cover; display: block; }
.blog-post .bp-body { padding: 28px 32px 32px; }
.blog-post .bp-date {
  font-family: var(--font-utility); font-size: 11.5px; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--red); margin-bottom: 10px; display: block;
}
.blog-post h2 { font-size: 26px; margin-bottom: 14px; }
.blog-post .bp-text { color: var(--ink-soft); white-space: pre-wrap; line-height: 1.75; }

.blog-empty {
  text-align: center; padding: 70px 20px; color: var(--ink-soft);
}
.blog-empty h2 { color: var(--navy); margin-bottom: 10px; }

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .main-nav { position: fixed; top: 70px; left: 0; right: 0; background: var(--navy); flex-direction: column; padding: 18px 28px; gap: 16px; border-bottom: 3px solid var(--gold); display: none; }
  .main-nav.open { display: flex; }
  .nav-toggle { display: inline-block; }
  .author-grid { grid-template-columns: 1fr; }
  .author-photo { max-width: 260px; margin: 0 auto; }
  .blog-post .bp-body { padding: 22px 20px 26px; }
}