/* ============================================================
   SHEPHERD OFFICIAL — custom.css
   Component styles: nav, hero, cards, forms, footer, etc.
   ============================================================ */

/* ============================================================
   NAVIGATION — DESKTOP
   ============================================================ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-sticky);
  background: rgba(5, 13, 26, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: background var(--transition-base), box-shadow var(--transition-base);
}

.site-header.is-scrolled {
  background: rgba(5, 13, 26, 0.97);
  box-shadow: 0 2px 24px rgba(0, 0, 0, 0.6);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-6);
  max-width: var(--container-2xl);
  margin: 0 auto;
}

/* Logo */
.site-logo {
  flex-shrink: 0;
}

.site-logo a {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
}

.site-logo img {
  height: 48px;
  width: auto;
}

.site-logo__text {
  font-family: var(--font-display);
  font-size: var(--text-md);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-widest);
  color: var(--color-text-primary);
  text-transform: uppercase;
  line-height: 1;
}

.site-logo__text span {
  color: var(--color-gold);
}

/* Primary nav */
.primary-nav {
  display: none;
}

@media (min-width: 768px) {
  .primary-nav {
    display: flex;
    align-items: center;
    gap: var(--space-2);
  }
}

.primary-nav__list {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  list-style: none;
  margin: 0;
  padding: 0;
}

.primary-nav__list > li {
  position: relative;
}

.primary-nav__list > li > a {
  display: block;
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-text-muted);
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast), background var(--transition-fast);
}

.primary-nav__list > li > a:hover,
.primary-nav__list > li > a:focus,
.primary-nav__list > li.current-menu-item > a,
.primary-nav__list > li.current-page-ancestor > a {
  color: var(--color-gold);
  background: var(--color-gold-muted);
}

/* Dropdown arrow indicator */
.menu-item-has-children > a::after {
  content: ' ▾';
  font-size: 0.7em;
  opacity: 0.6;
}

/* Dropdown submenu */
.primary-nav__list .sub-menu {
  position: absolute;
  top: calc(100% + var(--space-2));
  left: 0;
  min-width: 220px;
  background: var(--color-bg-surface);
  border: 1px solid var(--color-gold-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
  list-style: none;
  padding: var(--space-2) 0;
  margin: 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all var(--transition-base);
  z-index: var(--z-dropdown);
}

.primary-nav__list .sub-menu::before {
  content: '';
  position: absolute;
  top: -5px;
  left: var(--space-6);
  width: 10px;
  height: 10px;
  background: var(--color-bg-surface);
  border-left: 1px solid var(--color-gold-border);
  border-top: 1px solid var(--color-gold-border);
  transform: rotate(45deg);
}

.primary-nav__list li:hover > .sub-menu,
.primary-nav__list li:focus-within > .sub-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.primary-nav__list .sub-menu li a {
  display: block;
  padding: var(--space-2) var(--space-5);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition-fast), padding-left var(--transition-fast);
  letter-spacing: var(--tracking-wide);
}

.primary-nav__list .sub-menu li a:hover {
  color: var(--color-gold);
  padding-left: var(--space-6);
  background: var(--color-gold-muted);
}

/* Nav CTA button */
.nav-cta {
  margin-left: var(--space-4);
}

/* Hamburger button */
.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  padding: var(--space-2);
  transition: border-color var(--transition-fast);
}

.nav-toggle:hover {
  border-color: var(--color-gold);
}

@media (min-width: 768px) {
  .nav-toggle {
    display: none;
  }
}

.nav-toggle__bar {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--color-text-primary);
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
  transform-origin: center;
}

.nav-open .nav-toggle__bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-open .nav-toggle__bar:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.nav-open .nav-toggle__bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ============================================================
   NAVIGATION — MOBILE DRAWER
   ============================================================ */
.mobile-nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  z-index: calc(var(--z-sticky) - 1);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.nav-open .mobile-nav-overlay {
  display: block;
  opacity: 1;
}

.mobile-nav {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(320px, 90vw);
  background: var(--color-bg-surface);
  border-left: 1px solid var(--color-gold-border);
  z-index: var(--z-sticky);
  overflow-y: auto;
  transform: translateX(100%);
  transition: transform var(--transition-slow);
  padding: var(--space-20) var(--space-6) var(--space-8);
}

.nav-open .mobile-nav {
  transform: translateX(0);
}

.mobile-nav__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.mobile-nav__list > li {
  border-bottom: 1px solid var(--color-border);
}

.mobile-nav__list > li > a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) 0;
  font-family: var(--font-display);
  font-size: var(--text-md);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wide);
  color: var(--color-text-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.mobile-nav__list > li > a:hover {
  color: var(--color-gold);
}

.mobile-nav__list .sub-menu {
  list-style: none;
  padding: 0 0 var(--space-4) var(--space-4);
  margin: 0;
  display: none;
}

.mobile-nav__list .sub-menu.is-open {
  display: block;
}

.mobile-nav__list .sub-menu li a {
  display: block;
  padding: var(--space-2) 0;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.mobile-nav__list .sub-menu li a:hover {
  color: var(--color-gold);
}

.mobile-sub-toggle {
  background: none;
  border: none;
  color: var(--color-text-muted);
  cursor: pointer;
  padding: var(--space-2);
  font-size: var(--text-md);
  line-height: 1;
  transition: color var(--transition-fast), transform var(--transition-fast);
}

.mobile-sub-toggle.is-open {
  color: var(--color-gold);
  transform: rotate(180deg);
}

.mobile-nav__cta {
  margin-top: var(--space-6);
}

.mobile-nav__cta .btn {
  width: 100%;
}

/* ============================================================
   HERO SECTIONS
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--color-bg-deep);
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 70% 40%, rgba(201, 168, 76, 0.04) 0%, transparent 70%),
    radial-gradient(ellipse 60% 80% at 20% 60%, rgba(201, 168, 76, 0.03) 0%, transparent 70%);
  pointer-events: none;
}

.hero__inner {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--container-2xl);
  margin: 0 auto;
  padding: calc(var(--space-32) + 80px) var(--space-6) var(--space-20);
}

@media (min-width: 768px) {
  .hero__inner {
    padding: calc(var(--space-32) + 80px) var(--space-8) var(--space-24);
  }
}

.hero__eyebrow {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: var(--space-6);
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 4.5rem);
  font-weight: var(--weight-semibold);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
  color: var(--color-text-primary);
  margin-bottom: var(--space-6);
  max-width: 14ch;
}

.hero__title .accent {
  color: var(--color-gold);
}

.hero__subtitle {
  font-size: clamp(var(--text-md), 2vw, var(--text-xl));
  color: var(--color-text-muted);
  letter-spacing: var(--tracking-wider);
  font-weight: var(--weight-light);
  margin-bottom: var(--space-10);
  max-width: 50ch;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}

/* Geometric decorative shapes inside hero */
.hero__geo {
  position: absolute;
  pointer-events: none;
  opacity: 0.15;
}

.hero__geo--diamond-1 {
  top: 20%;
  right: 12%;
  width: 80px;
  height: 80px;
  border: 1px solid var(--color-gold);
  transform: rotate(45deg);
  opacity: 0.12;
}

.hero__geo--diamond-2 {
  bottom: 30%;
  right: 8%;
  width: 40px;
  height: 40px;
  background: var(--color-gold-muted);
  transform: rotate(45deg);
  opacity: 0.2;
}

.hero__geo--line-h {
  top: 40%;
  right: 0;
  width: 30%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-gold));
  opacity: 0.2;
}

.hero__geo--line-v {
  right: 30%;
  top: 0;
  bottom: 0;
  width: 1px;
  background: linear-gradient(180deg, transparent, var(--color-gold), transparent);
  opacity: 0.06;
}

.hero__geo--cross {
  top: 60%;
  right: 20%;
}

/* Hero photo placeholder */
.hero-photo-placeholder {
  width: 100%;
  aspect-ratio: 3/4;
  max-width: 380px;
  max-height: 520px;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-gold-border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-faint);
  font-size: var(--text-sm);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  position: relative;
  overflow: hidden;
}

.hero-photo-placeholder::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--color-gold-muted) 0%, transparent 100%);
  z-index: 0;
}

/* Real photos fill from the top — position:absolute takes img out of
   flex flow so align-items:center no longer causes center-cropping. */
.hero-photo-placeholder img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  display: block;
  border-radius: var(--radius-md);
  z-index: 1;
}

/* Split hero layout */
.hero--split .hero__inner {
  display: grid;
  gap: var(--space-12);
  align-items: center;
}

@media (min-width: 768px) {
  .hero--split .hero__inner {
    grid-template-columns: 1fr 1fr;
  }
}

/* ============================================================
   BOOK CARDS
   ============================================================ */
.book-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-gold-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
  position: relative;
}

.book-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
  transform: scaleX(0);
  transition: transform var(--transition-base);
}

.book-card:hover {
  border-color: var(--color-gold);
  box-shadow: 0 8px 32px rgba(201, 168, 76, 0.12);
  transform: translateY(-4px);
}

.book-card:hover::after {
  transform: scaleX(1);
}

.book-card__header {
  padding: var(--space-6);
  padding-bottom: 0;
}

.book-card__number {
  font-size: var(--text-xs);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-widest);
  color: var(--color-gold);
  opacity: 0.6;
  text-transform: uppercase;
  margin-bottom: var(--space-3);
}

.book-card__title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wide);
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
  line-height: var(--leading-snug);
}

.book-card__badge {
  margin-bottom: var(--space-4);
}

.book-card__body {
  padding: var(--space-4) var(--space-6);
  flex: 1;
}

.book-card__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
  margin: 0;
}

.book-card__footer {
  padding: var(--space-4) var(--space-6) var(--space-6);
}

.book-card__link {
  font-size: var(--text-sm);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gold);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  transition: color var(--transition-fast), gap var(--transition-fast);
}

.book-card__link::after {
  content: '→';
  transition: transform var(--transition-fast);
}

.book-card__link:hover {
  color: var(--color-gold-light);
}

.book-card__link:hover::after {
  transform: translateX(4px);
}

/* Book cover placeholder */
.book-cover-placeholder {
  width: 180px;
  aspect-ratio: 6/9;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-gold-border);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-faint);
  font-size: var(--text-xs);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  text-align: center;
  padding: var(--space-4);
  position: relative;
  overflow: hidden;
}

.book-cover-placeholder img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  display: block;
  border-radius: var(--radius-sm);
  z-index: 1;
}

.book-cover-placeholder::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--color-gold);
  z-index: 0;
}

/* ============================================================
   PAPER TRACKER TABLE/LIST
   ============================================================ */
.paper-tracker {
  width: 100%;
  overflow-x: auto;
}

.paper-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.paper-item {
  display: grid;
  grid-template-columns: 60px 1fr auto;
  gap: var(--space-4);
  align-items: center;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-5);
  transition: border-color var(--transition-fast);
}

.paper-item:hover {
  border-color: var(--color-gold-border);
}

.paper-item__id {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  color: var(--color-gold);
  letter-spacing: var(--tracking-wide);
}

.paper-item__info {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.paper-item__title {
  font-size: var(--text-sm);
  font-weight: var(--weight-bold);
  color: var(--color-text-primary);
  margin: 0;
}

.paper-item__venue {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
}

/* ============================================================
   METRICS / KEY RESULTS CARDS
   ============================================================ */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: var(--space-4);
}

.metric-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-gold-border);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.metric-card::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
}

.metric-card__value {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: var(--weight-semibold);
  color: var(--color-gold);
  letter-spacing: var(--tracking-tight);
  line-height: 1;
  margin-bottom: var(--space-2);
}

.metric-card__label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  line-height: var(--leading-snug);
}

.metric-card__accuracy {
  font-size: var(--text-xs);
  color: var(--color-success);
  margin-top: var(--space-2);
  font-weight: var(--weight-bold);
}

/* ============================================================
   TESTIMONIAL CAROUSEL (CSS-only)
   ============================================================ */
.testimonials-section {
  overflow: hidden;
}

.testimonials-wrapper {
  position: relative;
}

.testimonials-carousel {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

@media (max-width: 767px) {
  .testimonials-carousel {
    grid-template-columns: 1fr;
  }
}

.testimonial-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-8) var(--space-6);
  position: relative;
  transition: border-color var(--transition-base), transform var(--transition-base);
}

.testimonial-card::before {
  content: '\201C';
  position: absolute;
  top: var(--space-4);
  left: var(--space-6);
  font-family: var(--font-display);
  font-size: 4rem;
  color: var(--color-gold);
  opacity: 0.3;
  line-height: 1;
}

.testimonial-card:hover {
  border-color: var(--color-gold-border);
  transform: translateY(-2px);
}

.testimonial-card__quote {
  font-style: italic;
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-6);
  padding-top: var(--space-6);
}

.testimonial-card__author {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.testimonial-card__name {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-gold);
  letter-spacing: var(--tracking-wide);
}

.testimonial-card__title {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
}

.testimonial-placeholder {
  opacity: 0.5;
}

/* ============================================================
   VIDEO GRID
   ============================================================ */
.video-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

@media (min-width: 768px) {
  .video-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1200px) {
  .video-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.video-placeholder {
  aspect-ratio: 16/9;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  cursor: pointer;
  transition: border-color var(--transition-base), transform var(--transition-base);
}

.video-placeholder:hover {
  border-color: var(--color-gold-border);
  transform: scale(1.01);
}

.video-placeholder__play {
  width: 56px;
  height: 56px;
  background: rgba(201, 168, 76, 0.15);
  border: 2px solid var(--color-gold);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gold);
  font-size: var(--text-xl);
  transition: background var(--transition-fast), transform var(--transition-fast);
  z-index: 1;
}

.video-placeholder:hover .video-placeholder__play {
  background: rgba(201, 168, 76, 0.3);
  transform: scale(1.1);
}

.video-placeholder__play::after {
  content: '▶';
  margin-left: 3px;
}

.video-embed-placeholder {
  width: 100%;
  max-width: 800px;
  aspect-ratio: 16/9;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-gold-border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-faint);
  font-size: var(--text-sm);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
}

/* Filter tabs */
.filter-tabs {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-bottom: var(--space-8);
}

.filter-tab {
  padding: var(--space-2) var(--space-5);
  font-size: var(--text-sm);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-tab:hover,
.filter-tab.is-active {
  background: var(--color-gold-muted);
  border-color: var(--color-gold);
  color: var(--color-gold);
}

/* ============================================================
   TIMELINE COMPONENT
   ============================================================ */
.timeline {
  position: relative;
  padding-left: var(--space-8);
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 1px;
  background: linear-gradient(180deg, var(--color-gold), transparent);
}

.timeline-item {
  position: relative;
  margin-bottom: var(--space-10);
}

.timeline-item:last-child {
  margin-bottom: 0;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: calc(-1 * var(--space-8));
  top: 6px;
  width: 10px;
  height: 10px;
  background: var(--color-gold);
  border-radius: var(--radius-full);
  transform: translateX(-4px);
}

.timeline-item__year {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-gold);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  margin-bottom: var(--space-2);
}

.timeline-item__title {
  font-size: var(--text-md);
  font-weight: var(--weight-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
}

.timeline-item__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
  margin: 0;
}

/* ============================================================
   ACCORDION COMPONENT
   ============================================================ */
.accordion {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.accordion-item {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.accordion-item.is-open {
  border-color: var(--color-gold-border);
}

.accordion-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5) var(--space-6);
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  gap: var(--space-4);
}

.accordion-trigger__title {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  color: var(--color-text-primary);
  letter-spacing: var(--tracking-wide);
}

.accordion-item.is-open .accordion-trigger__title {
  color: var(--color-gold);
}

.accordion-trigger__icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  color: var(--color-gold);
  transition: transform var(--transition-base);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-lg);
  line-height: 1;
}

.accordion-item.is-open .accordion-trigger__icon {
  transform: rotate(180deg);
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow);
}

.accordion-item.is-open .accordion-content {
  max-height: 600px;
}

.accordion-content__inner {
  padding: 0 var(--space-6) var(--space-6);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
}

/* ============================================================
   FOOTER STYLES
   ============================================================ */
.site-footer {
  background: var(--color-bg-deep);
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-20);
  padding-bottom: var(--space-10);
}

.site-footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
  margin-bottom: var(--space-12);
}

@media (min-width: 768px) {
  .site-footer__grid {
    grid-template-columns: 2fr 1fr 1fr;
  }
}

.footer-brand__logo {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-widest);
  color: var(--color-text-primary);
  text-transform: uppercase;
  margin-bottom: var(--space-4);
}

.footer-brand__logo span {
  color: var(--color-gold);
}

.footer-brand__tagline {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
  max-width: 32ch;
  margin-bottom: var(--space-6);
}

.footer-social {
  display: flex;
  gap: var(--space-3);
}

.footer-social__link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.footer-social__link:hover {
  background: var(--color-gold-muted);
  border-color: var(--color-gold);
  color: var(--color-gold);
}

.footer-col__title {
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: var(--space-5);
}

.footer-nav {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-nav li a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-nav li a:hover {
  color: var(--color-gold);
}

.footer-contact {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-contact__item {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.footer-contact__label {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
}

.footer-contact__value {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.footer-contact__value a {
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-contact__value a:hover {
  color: var(--color-gold);
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-border);
}

.footer-copyright {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  letter-spacing: var(--tracking-wide);
}

.footer-bottom-links {
  display: flex;
  gap: var(--space-6);
}

.footer-bottom-links a {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-bottom-links a:hover {
  color: var(--color-gold);
}

/* Gold accent line at top of footer */
.footer-accent-line {
  width: 60px;
  height: 1px;
  background: var(--color-gold);
  margin-bottom: var(--space-16);
  margin-left: auto;
  margin-right: auto;
}

/* ============================================================
   404 PAGE STYLES
   ============================================================ */
.page-404 {
  min-height: calc(100vh - 200px);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-20) var(--space-6);
}

.page-404__number {
  font-family: var(--font-display);
  font-size: clamp(5rem, 20vw, 12rem);
  font-weight: var(--weight-bold);
  color: var(--color-gold);
  opacity: 0.15;
  line-height: 1;
  letter-spacing: var(--tracking-tight);
  margin-bottom: calc(-1 * var(--space-8));
}

.page-404__title {
  font-size: var(--text-2xl);
  margin-bottom: var(--space-4);
  position: relative;
}

.page-404__subtitle {
  font-size: var(--text-md);
  color: var(--color-text-muted);
  font-style: italic;
  margin-bottom: var(--space-8);
  max-width: 50ch;
}

/* ============================================================
   FORM STYLES
   ============================================================ */
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-5);
}

.form-label {
  font-size: var(--text-sm);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.form-label .required {
  color: var(--color-gold);
  margin-left: var(--space-1);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: var(--space-3) var(--space-4);
  color: var(--color-text-primary);
  font-size: var(--text-base);
  font-family: var(--font-body);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  appearance: none;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-gold);
  box-shadow: 0 0 0 3px var(--color-gold-muted);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-text-faint);
}

.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23999' d='M6 8L0 0h12z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-4) center;
  padding-right: var(--space-10);
  cursor: pointer;
}

.form-select option {
  background: var(--color-bg-surface);
  color: var(--color-text-primary);
}

.form-textarea {
  resize: vertical;
  min-height: 140px;
  line-height: var(--leading-relaxed);
}

.form-error {
  font-size: var(--text-xs);
  color: var(--color-error);
  margin-top: var(--space-1);
}

.form-success {
  background: rgba(76, 175, 125, 0.1);
  border: 1px solid rgba(76, 175, 125, 0.3);
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-5);
  color: var(--color-success);
  font-size: var(--text-sm);
  margin-bottom: var(--space-6);
}

/* Contact split layout */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
}

@media (min-width: 768px) {
  .contact-layout {
    grid-template-columns: 3fr 2fr;
  }
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.contact-info__block {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.contact-info__label {
  font-size: var(--text-xs);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-gold);
}

.contact-info__value {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
}

.contact-info__value a {
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.contact-info__value a:hover {
  color: var(--color-gold);
}

/* ============================================================
   GEOMETRIC DECORATIVE ELEMENTS
   ============================================================ */

/* Full-width gold accent divider */
.gold-divider {
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
  margin: var(--space-16) 0;
  opacity: 0.4;
}

/* Floating corner brackets for highlight boxes */
.corner-brackets {
  position: relative;
  padding: var(--space-8);
}

.corner-brackets::before,
.corner-brackets::after {
  content: '';
  position: absolute;
  width: 32px;
  height: 32px;
  border-color: var(--color-gold);
  border-style: solid;
  opacity: 0.4;
}

.corner-brackets::before {
  top: 0;
  left: 0;
  border-width: 2px 0 0 2px;
}

.corner-brackets::after {
  bottom: 0;
  right: 0;
  border-width: 0 2px 2px 0;
}

/* Dot grid background pattern */
.dot-grid-bg {
  background-image: radial-gradient(circle, rgba(201, 168, 76, 0.08) 1px, transparent 1px);
  background-size: 32px 32px;
}

/* Vision section accent */
.vision-section {
  background: var(--color-bg-mid);
  position: relative;
  overflow: hidden;
}

.vision-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent 0%, var(--color-gold) 30%, var(--color-gold-light) 50%, var(--color-gold) 70%, transparent 100%);
}

.vision-section::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-gold-dark), transparent);
  opacity: 0.4;
}

/* Skills chip */
.skills-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.skill-chip {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-gold-border);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  letter-spacing: var(--tracking-wide);
  transition: all var(--transition-fast);
}

.skill-chip:hover {
  background: var(--color-gold-muted);
  color: var(--color-gold);
  border-color: var(--color-gold);
}

.skill-chip::before {
  content: '◆';
  font-size: 0.5em;
  color: var(--color-gold);
}

/* ============================================================
   SPLIT CONTENT LAYOUT
   ============================================================ */
.split-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  align-items: center;
}

@media (min-width: 768px) {
  .split-layout {
    grid-template-columns: 1fr 1fr;
  }

  .split-layout--reverse .split-layout__media {
    order: -1;
  }
}

@media (min-width: 1200px) {
  .split-layout--60-40 {
    grid-template-columns: 3fr 2fr;
  }

  .split-layout--40-60 {
    grid-template-columns: 2fr 3fr;
  }
}

.split-layout__media {
  position: relative;
}

.img-placeholder {
  width: 100%;
  aspect-ratio: 4/3;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-gold-border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-faint);
  font-size: var(--text-sm);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  position: relative;
  overflow: hidden;
}

.img-placeholder::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(201, 168, 76, 0.05) 0%, transparent 60%);
}

/* ============================================================
   PULL QUOTE (Book pages)
   ============================================================ */
.pull-quote {
  position: relative;
  background: var(--color-gold-muted);
  border-left: 3px solid var(--color-gold);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: var(--space-8) var(--space-8) var(--space-8) var(--space-10);
  margin: var(--space-12) 0;
}

.pull-quote__mark {
  position: absolute;
  top: var(--space-4);
  left: var(--space-4);
  font-family: var(--font-display);
  font-size: 3rem;
  color: var(--color-gold);
  opacity: 0.4;
  line-height: 1;
}

.pull-quote__text {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-style: italic;
  color: var(--color-text-primary);
  line-height: var(--leading-snug);
  margin-bottom: var(--space-4);
  margin: 0 0 var(--space-4) 0;
}

.pull-quote__attr {
  font-size: var(--text-sm);
  color: var(--color-gold);
  letter-spacing: var(--tracking-wider);
  font-style: normal;
}

/* ============================================================
   SIDEBAR
   ============================================================ */
.widget-area {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.widget {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-6);
}

.widget-title {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: var(--space-5);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-border);
}

/* ============================================================
   BLOG / POST LIST
   ============================================================ */
.posts-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}

@media (min-width: 768px) {
  .posts-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1200px) {
  .posts-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.post-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-base), transform var(--transition-base);
  display: flex;
  flex-direction: column;
}

.post-card:hover {
  border-color: var(--color-gold-border);
  transform: translateY(-2px);
}

.post-card__thumbnail {
  aspect-ratio: 16/9;
  overflow: hidden;
}

.post-card__thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.post-card:hover .post-card__thumbnail img {
  transform: scale(1.03);
}

.post-card__body {
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  flex: 1;
}

.post-card__meta {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  margin-bottom: var(--space-3);
}

.post-card__title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wide);
  color: var(--color-text-primary);
  margin-bottom: var(--space-3);
  line-height: var(--leading-snug);
}

.post-card__title a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.post-card__title a:hover {
  color: var(--color-gold);
}

.post-card__excerpt {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
  flex: 1;
  margin-bottom: var(--space-5);
}

/* Pagination */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  margin-top: var(--space-12);
}

.pagination a,
.pagination span {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.pagination a:hover,
.pagination .current {
  background: var(--color-gold-muted);
  border-color: var(--color-gold);
  color: var(--color-gold);
}

/* ============================================================
   IMAGE PLACEHOLDERS (generic)
   ============================================================ */
.speaker-img-placeholder {
  width: 100%;
  aspect-ratio: 4/5;
  max-height: 480px;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-gold-border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-faint);
  font-size: var(--text-sm);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  position: relative;
  overflow: hidden;
}

.speaker-img-placeholder::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, var(--color-gold-muted) 0%, transparent 60%),
    radial-gradient(ellipse at 30% 70%, rgba(201, 168, 76, 0.05) 0%, transparent 70%);
  z-index: 0;
  pointer-events: none;
}

/* ::after sits at z-index 0; img at z-index 1 renders on top of it. */
.speaker-img-placeholder img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  display: block;
  border-radius: var(--radius-md);
  z-index: 1;
}

/* ============================================================
   MAIN CONTENT WRAPPER
   ============================================================ */
.site-main {
  padding-top: 80px; /* offset for fixed header */
}

/* ============================================================
   PAGE HEADER BANNERS (for inner pages)
   ============================================================ */
.page-banner {
  background: var(--color-bg-mid);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-20) var(--space-6) var(--space-12);
  position: relative;
  overflow: hidden;
}

.page-banner::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-gold-dark), transparent);
  opacity: 0.5;
}

.page-banner__inner {
  max-width: var(--container-xl);
  margin: 0 auto;
}

.page-banner__title {
  font-size: clamp(var(--text-2xl), 4vw, var(--text-5xl));
  margin-bottom: var(--space-4);
}

.page-banner__subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 60ch;
}