/* ===== HEADER / NAVIGATION ===== */

body {
  padding-top: var(--header-height);
}

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  z-index: 150;
  background: rgba(15, 27, 45, 0.82);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(247, 245, 240, 0.08);
  transition: background-color var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

.header--scrolled {
  background: rgba(15, 27, 45, 0.94);
  box-shadow: var(--shadow-sm);
}

[data-theme="dark"] .header {
  background: rgba(15, 27, 45, 0.9);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
  height: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 clamp(var(--space-md), 3vw, var(--space-xl));
}

.header__logo {
  display: inline-flex;
  align-items: baseline;
  gap: 2px;
  font-family: var(--font-display);
  font-size: 1.55rem;
  font-weight: var(--weight-bold);
  color: var(--accent);
  letter-spacing: var(--letter-spacing-tight);
}

.header__logo span:last-child {
  color: var(--text-inverse);
}

.header__nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(var(--space-md), 2vw, var(--space-xl));
  flex: 1;
}

.header__link {
  position: relative;
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: rgba(247, 245, 240, 0.84);
  transition: color var(--transition-fast);
}

.header__link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -8px;
  width: 100%;
  height: 2px;
  background: var(--accent);
  border-radius: 999px;
  transform: scaleX(0);
  transform-origin: center;
  transition: transform var(--transition-fast);
}

.header__link:hover,
.header__link:focus-visible {
  color: var(--text-inverse);
}

.header__link:hover::after,
.header__link:focus-visible::after {
  transform: scaleX(1);
}

.header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.theme-toggle,
.mobile-menu-btn,
.mobile-menu__close {
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--border-radius-full);
  color: var(--text-inverse);
  background-color: rgba(247, 245, 240, 0.08);
  transition: background-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
}

.theme-toggle:hover,
.mobile-menu-btn:hover,
.mobile-menu__close:hover {
  background-color: rgba(247, 245, 240, 0.16);
  color: var(--accent);
  transform: translateY(-1px);
}

.theme-toggle:focus-visible,
.mobile-menu-btn:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}

.mobile-menu-btn {
  display: none;
}

.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 140;
  padding: calc(var(--header-height) + var(--space-lg)) clamp(var(--space-lg), 5vw, var(--space-2xl)) var(--space-2xl);
  background:
    radial-gradient(circle at top right, rgba(240, 84, 79, 0.16), transparent 28%),
    rgba(15, 27, 45, 0.98);
  display: flex;
  flex-direction: column;
  align-items: stretch;
  justify-content: center;
  gap: var(--space-md);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.mobile-menu.active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.mobile-menu__close {
  position: absolute;
  top: calc(var(--space-md) + 2px);
  right: clamp(var(--space-md), 3vw, var(--space-xl));
}

.mobile-menu__link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 56px;
  padding: 0 var(--space-lg);
  border: 1px solid rgba(247, 245, 240, 0.08);
  border-radius: var(--border-radius-lg);
  background-color: rgba(247, 245, 240, 0.04);
  font-size: clamp(1.05rem, 2vw, 1.2rem);
  font-weight: var(--weight-semibold);
  color: var(--text-inverse);
  transition: border-color var(--transition-fast), background-color var(--transition-fast), transform var(--transition-fast);
}

.mobile-menu__link:hover {
  border-color: rgba(240, 84, 79, 0.5);
  background-color: rgba(247, 245, 240, 0.08);
  transform: translateY(-1px);
}

@media (max-width: 900px) {
  .header__nav {
    display: none;
  }

  .mobile-menu-btn {
    display: inline-flex;
  }
}

/* ===== FOOTER ===== */

.footer {
  background:
    radial-gradient(circle at top left, rgba(240, 84, 79, 0.12), transparent 28%),
    var(--graphite);
  color: rgba(247, 245, 240, 0.8);
  padding: var(--space-4xl) 0 var(--space-xl);
}

.footer__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) repeat(3, minmax(0, 1fr));
  gap: var(--space-2xl);
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 clamp(var(--space-md), 3vw, var(--space-xl));
}

.footer__brand {
  max-width: 360px;
}

.footer__logo {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: var(--weight-bold);
  color: var(--accent);
  margin-bottom: var(--space-md);
}

.footer__logo span:last-child {
  color: var(--text-inverse);
}

.footer__tagline {
  font-size: var(--text-sm);
  line-height: var(--line-height-relaxed);
  color: rgba(247, 245, 240, 0.65);
  margin-bottom: var(--space-lg);
}

.footer__social {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.footer__social-link {
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--border-radius-full);
  background-color: rgba(247, 245, 240, 0.08);
  color: var(--text-inverse);
  transition: background-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
}

.footer__social-link:hover {
  background-color: var(--accent);
  color: var(--accent-text);
  transform: translateY(-1px);
}

.footer__column-title {
  font-size: var(--text-label);
  font-weight: var(--weight-semibold);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wider);
  color: var(--text-inverse);
  margin-bottom: var(--space-md);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer__link {
  font-size: var(--text-sm);
  color: rgba(247, 245, 240, 0.7);
  transition: color var(--transition-fast), transform var(--transition-fast);
}

.footer__link:hover {
  color: var(--accent);
}

.footer__bottom {
  max-width: var(--max-width);
  margin: var(--space-xl) auto 0;
  padding: var(--space-lg) clamp(var(--space-md), 3vw, var(--space-xl)) 0;
  border-top: 1px solid rgba(74, 106, 138, 0.2);
  text-align: center;
  font-size: var(--text-sm);
  color: rgba(247, 245, 240, 0.55);
}

@media (max-width: 1023px) {
  .footer__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 767px) {
  .footer__grid {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  .footer__brand {
    max-width: 100%;
  }
}

/* ===== HERO SECTION ===== */

.hero {
  position: relative;
  min-height: calc(100svh - var(--header-height));
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, var(--graphite) 0%, var(--graphite-light) 100%);
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23D4A843' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  opacity: 0.6;
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto -10% -20% auto;
  width: 360px;
  height: 360px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(240, 84, 79, 0.22) 0%, rgba(240, 84, 79, 0) 68%);
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-5xl) clamp(var(--space-md), 3vw, var(--space-xl)) var(--space-4xl);
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.9fr);
  gap: clamp(var(--space-xl), 5vw, var(--space-4xl));
  align-items: center;
}

.hero__text {
  max-width: 640px;
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 6vw, 5rem);
  font-weight: var(--weight-bold);
  line-height: 0.95;
  letter-spacing: var(--letter-spacing-tight);
  color: var(--text-inverse);
  margin-bottom: var(--space-lg);
}

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

.hero__title .accent::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 6px;
  height: 4px;
  background-color: currentColor;
  border-radius: 999px;
}

.hero__subtitle {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  line-height: var(--line-height-relaxed);
  color: rgba(247, 245, 240, 0.82);
  margin-bottom: var(--space-xl);
  max-width: 560px;
}

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

.hero__visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  margin-top: var(--space-2xl);
}

.hero__stat {
  min-width: 140px;
  padding: var(--space-md) var(--space-lg);
  background-color: rgba(247, 245, 240, 0.06);
  border: 1px solid rgba(247, 245, 240, 0.1);
  border-radius: var(--border-radius-lg);
  backdrop-filter: blur(8px);
}

.hero__stat-number {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.25rem);
  font-weight: var(--weight-bold);
  color: var(--accent);
}

.hero__stat-label {
  display: inline-block;
  margin-top: var(--space-xs);
  font-size: var(--text-label);
  color: rgba(247, 245, 240, 0.66);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
}

.hero-orb {
  width: min(100%, 380px);
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: radial-gradient(circle at center, rgba(216, 30, 91, 0.12), transparent 70%);
  border: 2px solid rgba(216, 30, 91, 0.2);
  box-shadow: 0 8px 32px rgba(216, 30, 91, 0.15), 0 24px 64px rgba(0, 0, 0, 0.4);
  overflow: hidden;
}

.hero-orb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.hero-orb--square {
  border-radius: 32px;
}

.page-hero {
  display: flex;
  align-items: center;
  min-height: clamp(320px, 45vh, 420px);
  background:
    radial-gradient(circle at top center, rgba(240, 84, 79, 0.18), transparent 30%),
    linear-gradient(135deg, var(--graphite) 0%, var(--graphite-light) 100%);
}

.page-hero__content {
  max-width: 620px;
  margin: 0 auto;
}

.page-hero__title {
  color: var(--text-inverse);
}

.page-hero__subtitle {
  color: rgba(247, 245, 240, 0.8);
  max-width: 560px;
  margin: var(--space-md) auto 0;
}

@media (max-width: 900px) {
  .hero__content {
    grid-template-columns: 1fr;
    padding-top: var(--space-4xl);
  }

  .hero__text {
    max-width: 100%;
  }
}

@media (max-width: 767px) {
  .hero {
    min-height: auto;
  }

  .hero__content {
    text-align: center;
    padding-bottom: var(--space-3xl);
  }

  .hero__subtitle,
  .page-hero__subtitle {
    margin-left: auto;
    margin-right: auto;
  }

  .hero__actions,
  .hero__stats {
    justify-content: center;
  }

  .hero__visual {
    order: -1;
  }

  .hero-orb {
    width: min(100%, 300px);
  }
}

/* ===== SHARED SECTION PATTERNS ===== */

.section-header {
  text-align: center;
  margin-bottom: var(--space-2xl);
}

.section-header__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: var(--weight-bold);
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
  line-height: var(--line-height-snug);
}

.section-header__subtitle {
  font-size: var(--text-lg);
  color: var(--text-secondary);
  max-width: 640px;
  margin: 0 auto;
  line-height: var(--line-height-relaxed);
}

.section-title--left {
  text-align: left;
}

.section-title--light {
  color: var(--text-inverse);
}

.text-soft-inverse {
  color: rgba(247, 245, 240, 0.8);
}

.section--inverse {
  background-color: var(--graphite);
  color: var(--text-inverse);
}

.section--inverse .section-header__title {
  color: var(--text-inverse);
}

.section--inverse .section-header__subtitle {
  color: rgba(247, 245, 240, 0.74);
}

.section--accent {
  background-color: var(--accent-muted);
}

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

[data-theme="dark"] .section--cream {
  background-color: var(--bg-surface);
}

.section--dark-gradient {
  background: linear-gradient(135deg, var(--graphite) 0%, var(--graphite-light) 100%);
}

.split-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 0.9fr);
  gap: clamp(var(--space-xl), 4vw, var(--space-4xl));
  align-items: center;
}

.feature-panel {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(260px, 0.9fr);
  gap: clamp(var(--space-xl), 4vw, var(--space-3xl));
  align-items: center;
}

.feature-panel__list,
.legal-list {
  padding-left: var(--space-lg);
  list-style: disc;
}

.feature-panel__list li,
.legal-list li {
  margin-bottom: var(--space-sm);
  line-height: var(--line-height-relaxed);
  color: var(--text-secondary);
}

.visual-card {
  width: min(100%, 360px);
  min-height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto;
  border-radius: var(--border-radius-xl);
  background: linear-gradient(135deg, var(--graphite) 0%, var(--graphite-light) 100%);
  box-shadow: var(--shadow-lg);
}

.visual-card--muted {
  background: linear-gradient(180deg, rgba(240, 84, 79, 0.12), rgba(240, 84, 79, 0.04));
  border: 1px solid var(--border);
  box-shadow: none;
}

.cta-panel {
  max-width: 720px;
  margin: 0 auto;
  padding: clamp(var(--space-xl), 4vw, var(--space-3xl));
  border-radius: var(--border-radius-xl);
  background-color: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.4);
  backdrop-filter: blur(12px);
}

.cta-panel--dark {
  background: linear-gradient(135deg, rgba(15, 27, 45, 0.88), rgba(26, 41, 64, 0.88));
  border-color: rgba(247, 245, 240, 0.08);
}

.legal-content {
  max-width: var(--max-width-reading);
  margin: 0 auto;
}

.legal-content > * + * {
  margin-top: var(--space-xl);
}

.legal-section {
  padding: var(--space-xl);
  background-color: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-sm);
}

.legal-section p,
.legal-section li {
  color: var(--text-secondary);
}

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

.text-link {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.meta-block {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

@media (max-width: 900px) {
  .split-layout,
  .feature-panel {
    grid-template-columns: 1fr;
  }
}

/* ===== BACK TO TOP BUTTON ===== */

.back-to-top {
  position: fixed;
  bottom: var(--space-lg);
  right: var(--space-lg);
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--accent);
  color: var(--accent-text);
  border-radius: var(--border-radius-full);
  box-shadow: var(--shadow-gold);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity var(--transition-base), visibility var(--transition-base), transform var(--transition-base), background-color var(--transition-base);
  z-index: 120;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background-color: var(--accent-hover);
  transform: translateY(-2px);
}