/* =============================================
   MetaXenith — Design System v1
   Brand colors from logo:
   #fd6008 (primary)  #ff914d (secondary)  #ffbd59 (accent)
   ============================================= */

:root {
  --mx-bg: #faf8f6;
  --mx-surface: #ffffff;
  --mx-surface-hover: #fdf6f0;
  --mx-text: #1a120e;
  --mx-text-secondary: #7a6b60;
  --mx-primary: #fd6008;
  --mx-primary-dark: #d44d00;
  --mx-primary-soft: #fff0e6;
  --mx-primary-hover: #ffe8db;
  --mx-secondary: #ff914d;
  --mx-accent: #ffbd59;
  --mx-accent-soft: #fff5e6;
  --mx-border: #e8ddd5;
  --mx-border-light: #f2ebe6;
  --mx-radius: 12px;
  --mx-radius-sm: 8px;
  --mx-radius-lg: 20px;
  --mx-font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --mx-font-display: 'Plus Jakarta Sans', 'Inter', -apple-system, sans-serif;
  --mx-font-mono: 'JetBrains Mono', 'SF Mono', 'IBM Plex Mono', monospace;
  --mx-transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --mx-container: 1200px;
  --mx-content: 760px;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
}

body {
  background: var(--mx-bg);
  color: var(--mx-text);
  font-family: var(--mx-font-sans);
  font-size: 16px;
  line-height: 1.7;
}

::selection {
  background: var(--mx-primary-soft);
  color: var(--mx-primary-dark);
}

a {
  color: var(--mx-primary);
  text-decoration: none;
  transition: color var(--mx-transition);
}
a:hover {
  color: var(--mx-primary-dark);
}
a:focus-visible {
  outline: 2px solid var(--mx-primary);
  outline-offset: 3px;
  border-radius: 3px;
}

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

.mx-container {
  max-width: var(--mx-container);
  margin: 0 auto;
  padding: 0 24px;
}

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

.mx-header {
  background: var(--mx-surface);
  border-bottom: 1px solid var(--mx-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.mx-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  max-width: var(--mx-container);
  margin: 0 auto;
  padding: 0 24px;
}

.mx-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--mx-text);
  flex-shrink: 0;
}

.mx-logo svg {
  width: 36px;
  height: 36px;
}

.mx-logo-text {
  font-family: var(--mx-font-display);
  font-weight: 800;
  font-size: 1.2rem;
  letter-spacing: -0.03em;
  color: var(--mx-text);
}
.mx-logo-text span {
  color: var(--mx-primary);
}

.mx-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.mx-nav a {
  padding: 8px 14px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--mx-text-secondary);
  border-radius: var(--mx-radius-sm);
  transition: background var(--mx-transition), color var(--mx-transition);
  white-space: nowrap;
}
.mx-nav a:hover {
  background: var(--mx-primary-hover);
  color: var(--mx-primary);
}
.mx-nav a[aria-current="page"] {
  color: var(--mx-primary);
  font-weight: 600;
}

.mx-nav-cta {
  background: var(--mx-primary) !important;
  color: #fff !important;
  padding: 8px 20px !important;
  font-weight: 600 !important;
  border-radius: var(--mx-radius-sm) !important;
}
.mx-nav-cta:hover {
  background: var(--mx-primary-dark) !important;
  color: #fff !important;
}

.mx-nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 8px;
}
.mx-nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--mx-text);
  border-radius: 2px;
  transition: transform var(--mx-transition), opacity var(--mx-transition);
}

/* =============================================
   BUTTONS
   ============================================= */

.mx-button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 30px;
  font-family: var(--mx-font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--mx-radius-sm);
  transition: background var(--mx-transition), color var(--mx-transition), border-color var(--mx-transition), transform var(--mx-transition);
  cursor: pointer;
  border: 1px solid transparent;
  text-decoration: none;
}
.mx-button:hover {
  transform: translateY(-1px);
}

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

.mx-button-secondary {
  background: var(--mx-surface);
  color: var(--mx-text);
  border-color: var(--mx-border);
}
.mx-button-secondary:hover {
  border-color: var(--mx-primary);
  color: var(--mx-primary);
  background: var(--mx-primary-hover);
}

/* =============================================
   PAGE HERO (inner pages)
   ============================================= */

.mx-page-hero {
  padding: 60px 24px 50px;
  text-align: center;
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, #fffbf8 0%, var(--mx-bg) 100%);
}

.mx-page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 600px 300px at 30% 30%, rgba(253,96,8,0.06), transparent 60%);
  pointer-events: none;
}

.mx-page-hero > * {
  position: relative;
}

.mx-page-hero h1 {
  font-family: var(--mx-font-display);
  font-size: clamp(1.8rem, 4.5vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 12px;
}

.mx-page-hero h1 span {
  color: var(--mx-primary);
}

.mx-page-hero p {
  font-size: 1.05rem;
  color: var(--mx-text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* =============================================
   CONTENT
   ============================================= */

.mx-content {
  max-width: var(--mx-content);
  margin: 0 auto;
  padding: 50px 24px 70px;
}

.mx-content h2 {
  font-family: var(--mx-font-display);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 36px 0 14px;
}

.mx-content h2:first-child {
  margin-top: 0;
}

.mx-content h2 span {
  color: var(--mx-primary);
}

.mx-content h3 {
  font-family: var(--mx-font-display);
  font-size: 1.15rem;
  font-weight: 700;
  margin: 28px 0 10px;
}

.mx-content p {
  margin-bottom: 16px;
  color: var(--mx-text-secondary);
}

.mx-content ul, .mx-content ol {
  margin: 0 0 20px 20px;
  color: var(--mx-text-secondary);
}

.mx-content li {
  margin-bottom: 6px;
}

.mx-content blockquote {
  border-left: 4px solid var(--mx-primary);
  padding: 16px 20px;
  margin: 24px 0;
  background: var(--mx-primary-soft);
  border-radius: 0 var(--mx-radius-sm) var(--mx-radius-sm) 0;
  font-style: italic;
  color: var(--mx-text);
}

.mx-content img {
  border-radius: var(--mx-radius);
  margin: 24px 0;
  border: 1px solid var(--mx-border-light);
}

.mx-content .mx-affiliate-note {
  font-size: 0.78rem;
  font-family: var(--mx-font-mono);
  color: var(--mx-text-secondary);
  padding: 12px 16px;
  background: var(--mx-accent-soft);
  border-radius: var(--mx-radius-sm);
  border: 1px solid var(--mx-border-light);
  margin: 24px 0;
}

/* =============================================
   SECTION BASE
   ============================================= */

.mx-section {
  padding: 70px 24px;
}

.mx-section__header {
  max-width: var(--mx-container);
  margin: 0 auto 36px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--mx-border-light);
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
}

.mx-section__header h2 {
  font-family: var(--mx-font-display);
  font-size: 1.7rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0;
}

.mx-section__header h2 span {
  color: var(--mx-primary);
}

.mx-section__header a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--mx-primary);
  white-space: nowrap;
}

.mx-section--alt {
  background: var(--mx-surface);
  border-top: 1px solid var(--mx-border-light);
  border-bottom: 1px solid var(--mx-border-light);
}

/* =============================================
   NEWSLETTER
   ============================================= */

.mx-newsletter {
  border-top: 1px solid var(--mx-border-light);
  border-bottom: 1px solid var(--mx-border-light);
  padding: 60px 24px;
  text-align: center;
  background: var(--mx-surface);
}

.mx-newsletter__inner {
  max-width: 560px;
  margin: 0 auto;
}

.mx-newsletter__inner h2 {
  font-family: var(--mx-font-display);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}

.mx-newsletter__inner p {
  color: var(--mx-text-secondary);
  font-size: 0.95rem;
  margin-bottom: 24px;
}

.mx-newsletter__form {
  display: flex;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
}

.mx-newsletter__form input[type="email"] {
  flex: 1;
  min-width: 240px;
  padding: 13px 18px;
  font-family: var(--mx-font-sans);
  font-size: 0.95rem;
  border: 1px solid var(--mx-border);
  border-radius: var(--mx-radius-sm);
  background: var(--mx-bg);
  color: var(--mx-text);
  transition: border-color var(--mx-transition), box-shadow var(--mx-transition);
}
.mx-newsletter__form input[type="email"]:focus {
  border-color: var(--mx-primary);
  outline: none;
  box-shadow: 0 0 0 3px rgba(253,96,8,0.12);
}

.mx-newsletter__form button {
  padding: 13px 28px;
  background: var(--mx-primary);
  color: #fff;
  font-family: var(--mx-font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  border: none;
  border-radius: var(--mx-radius-sm);
  cursor: pointer;
  transition: background var(--mx-transition), transform var(--mx-transition);
}
.mx-newsletter__form button:hover {
  background: var(--mx-primary-dark);
  transform: translateY(-1px);
}

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

.mx-footer {
  background: var(--mx-surface);
  padding: 48px 24px 28px;
  color: var(--mx-text-secondary);
  font-size: 0.88rem;
}

.mx-footer__inner {
  max-width: var(--mx-container);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 36px;
}

.mx-footer__brand .mx-logo-text {
  font-size: 1rem;
}

.mx-footer__brand p {
  margin-top: 10px;
  font-size: 0.85rem;
  line-height: 1.6;
  max-width: 320px;
}

.mx-footer__brand .affiliate-note {
  margin-top: 12px;
  font-size: 0.75rem;
  font-family: var(--mx-font-mono);
  color: var(--mx-text-secondary);
  padding: 10px 14px;
  background: var(--mx-bg);
  border-radius: var(--mx-radius-sm);
  border: 1px solid var(--mx-border-light);
}

.mx-footer h4 {
  font-family: var(--mx-font-display);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--mx-text);
  margin-bottom: 14px;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.mx-footer ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.mx-footer a {
  color: var(--mx-text-secondary);
  font-size: 0.88rem;
}
.mx-footer a:hover {
  color: var(--mx-primary);
}

.mx-footer__bottom {
  max-width: var(--mx-container);
  margin: 36px auto 0;
  padding-top: 20px;
  border-top: 1px solid var(--mx-border-light);
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 0.8rem;
}

.mx-footer__legal {
  display: flex;
  gap: 16px;
}
.mx-footer__legal a {
  color: var(--mx-text-secondary);
}

/* =============================================
   ANIMATIONS
   ============================================= */

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.mx-animate {
  animation: fadeUp 0.6s ease forwards;
}

/* =============================================
   RESPONSIVE
   ============================================= */

@media (max-width: 900px) {
  .mx-footer__inner {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .mx-nav {
    display: none;
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    background: var(--mx-surface);
    border-bottom: 1px solid var(--mx-border);
    flex-direction: column;
    padding: 12px 24px 20px;
    gap: 2px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.06);
  }

  .mx-nav.mx-nav--open {
    display: flex;
  }

  .mx-nav a {
    padding: 12px 14px;
    width: 100%;
  }

  .mx-nav-cta {
    text-align: center;
    margin-top: 6px;
  }

  .mx-nav-toggle {
    display: flex;
  }

  .mx-section {
    padding: 48px 20px;
  }

  .mx-footer__inner {
    grid-template-columns: 1fr;
  }

  .mx-page-hero {
    padding: 40px 20px 36px;
  }
}

@media (max-width: 480px) {
  .mx-header__inner {
    height: 60px;
  }

  .mx-logo-text {
    font-size: 1rem;
  }

  .mx-logo svg {
    width: 30px;
    height: 30px;
  }

  .mx-newsletter__form {
    flex-direction: column;
  }
  .mx-newsletter__form input[type="email"] {
    min-width: auto;
  }
}