/* ═══════════════════════════════════════════════════════════
   landing.css — RunEra landing page styles
   ═══════════════════════════════════════════════════════════ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1rem 0;
  transition: background var(--ease), box-shadow var(--ease);

  &.scrolled {
    background: var(--bg);
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 var(--border);
  }

  .nav-inner {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
  }

  .nav-logo {
    display: flex;
    align-items: center;
    gap: .8rem;

    img {
      --logo-size: 44px;
      width: var(--logo-size);
      height: var(--logo-size);
      border-radius: 50%;
    }

    span {
      font-family: var(--font-display);
      font-size: 1.2rem;
      color: var(--color-accent-light);
      letter-spacing: .1em;

      em {
        color: var(--color-primary-light);
        font-style: normal;
      }
    }
  }

  .nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 32px;
    height: 32px;
    padding: 0;
    background: none;
    border: none;
    cursor: pointer;

    .nav-toggle-bar {
      display: block;
      width: 100%;
      height: 2px;
      background: var(--text-warm);
      border-radius: 2px;
      transition: transform var(--ease), opacity var(--ease), background var(--ease);
    }

    &:hover .nav-toggle-bar {
      background: var(--color-accent-light);
    }

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

      .nav-toggle-bar:nth-child(2) {
        opacity: 0;
      }

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

  .nav-links {
    display: flex;
    align-items: center;
    gap: var(--gap);

    .nav-cta-links {
      display: flex;
      gap: 1rem;
      align-items: center;
    }

    a:not(.btn) {
      font-family: var(--font-heading);
      font-size: .875rem;
      letter-spacing: .1em;
      text-transform: uppercase;
      color: var(--text-warm);
      border-bottom: .15rem solid transparent;
      transition: border-color var(--ease);

      &:hover {
        color: var(--color-accent-light);
        border-color: var(--color-accent-light);
      }
    }
  }
}

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  overflow: hidden;
  padding: 10rem 1rem 6rem;
  background: var(--bg-radial);

  .hero-bg {
    position: absolute;
    inset: 0;
    background-image: var(--bg-image);
    background-size: var(--bg-image-size);
    background-position: var(--bg-image-position);
    background-attachment: fixed;
    z-index: -1;
  }

  .hero-content {
    position: relative;
    max-width: 760px;
    z-index: 1;

    .rune-ring-wrap {
      width: 220px;
      height: 220px;
      margin: 0 auto var(--gap-lg);
      position: relative;

      .rune-ring-img {
        width: 100%;
        height: 100%;
        inset: 0;
        border-radius: 50%;
        box-shadow: 0 0 3rem var(--color-secondary-glow), inset 0 0 3rem var(--color-secondary-glow);
        animation: spin 60s linear infinite;
        opacity: .85;
      }
    }

    .hero-eyebrow {
      font-family: var(--font-heading);
      font-size: .875rem;
      letter-spacing: .3em;
      text-transform: uppercase;
      color: var(--text);
      margin-bottom: var(--gap-sm);
    }

    .hero-title {
      font-family: var(--font-display);
      font-size: clamp(1.5rem, 4vw, 3rem);
      line-height: 1.1;
      color: var(--text);
      font-style: normal;
      text-shadow: 0 0 40px var(--color-accent-glow);
    }
  }

  .hero-sub {
    max-width: 560px;
    margin: var(--gap) auto var(--gap-lg);
    font-family: var(--font-italic);
    font-style: italic;
    font-size: 1rem;
    color: var(--text-warm);
    line-height: 1.6;
  }

  .hero-cta {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--gap);
  }
}

/* Scroll indicator */
.scroll-hint {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  color: var(--text-warm);
  font-size: 1.4rem;
  animation: bounce 2s ease-in-out infinite;
}

.rune-band {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 260px;
  overflow: hidden;
  transition: var(--transition-default);

  background-image: var(--bg-image);
  background-size: var(--bg-image-size);
  background-position: var(--bg-image-position);
  background-attachment: fixed;

  &:hover .rune-band__quote {
    font-weight: 700;
    color: var(--color-accent-light);
    text-shadow: 0 4px 32px rgba(var(--color-accent-rgb), .8);
    transition: var(--transition-default);
  }

  .rune-band__quote {
    font-family: var(--font-display);
    font-size: clamp(2rem, 3vw, 2.1rem);
    color: var(--text-warm);
    text-align: center;
    letter-spacing: .15em;
    text-shadow: 0 2px 24px rgba(0, 0, 0, .8);
    padding: 0 var(--gap-lg);
    opacity: .9;
    transition: var(--transition-default);
  }
}

.section {
  padding: var(--gap-xl) 0;

  &.bg-glow {
    background: var(--surface-3);
  }

  &.bg-mid {
    background: var(--bg-mid);
  }

  .section-label {
    margin-bottom: .8rem;
    font-family: var(--font-heading);
    font-size: .75rem;
    letter-spacing: .4em;
    text-transform: uppercase;
    color: var(--text);
  }

  .section-title {
    max-width: 560px;
    margin: .5rem auto;
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 3.5vw, 2.8rem);
    color: var(--text);
  }
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--gap);
  margin-top: var(--gap-lg);

  .feature-card {
    background: var(--color-primary-glow);
    border: .1rem solid rgba(var(--color-primary-rgb), .5);
    border-radius: var(--radius-lg);
    padding: var(--gap-lg) var(--gap);
    text-align: center;
    transition: all var(--ease);
    color: var(--void);

    &:hover {
      border-color: rgba(255, 255, 255, .3);
      transform: translateY(-4px);
      box-shadow: 0 0 24px rgba(var(--color-primary-rgb), .4);
    }

    .feature-icon {
      font-size: 2.4rem;
      color: rgba(255, 255, 255, .8);
      margin-bottom: var(--gap-sm);
    }

    .feature-title {
      font-family: var(--font-heading);
      font-size: 1.05rem;
      color: var(--text);
      margin-bottom: .4rem;
    }

    .feature-desc {
      font-size: .9rem;
      color: rgba(255, 255, 255, .8);
      font-family: var(--font-italic);
      font-style: italic;
    }
  }
}

.courses-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--gap-lg);
  margin-top: var(--gap-lg);

  .course-card {
    display: flex;
    flex-direction: column;
    width: 100%;
    min-width: 25dvw;
    max-width: 400px;
    margin: 0 auto;
    background: var(--color-primary-glow);
    border: .1rem solid rgba(var(--color-primary-rgb), .5);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--ease);
    color: var(--void);

    &:hover {
      border-color: rgba(255, 255, 255, .3);
      box-shadow: 0 0 24px rgba(var(--color-primary-rgb), .4);
      transform: translateY(-6px);
    }
  }

  .course-card-head {
    padding: var(--gap-lg) var(--gap-lg) var(--gap);
    border-bottom: .1rem solid rgba(0, 0, 0, .2);
    background: linear-gradient(135deg, rgba(var(--color-primary-glow), 1), rgba(var(--color-primary-glow), .9));

    /* Skeleton loader for prices */
    .price-skeleton {
      width: 100px;
      height: 2.4rem;
      background: linear-gradient(90deg, var(--surface-blurred) 25%, var(--surface-3) 50%, var(--surface-blurred) 75%);
      background-size: 200% 100%;
      border-radius: var(--radius-sm);
      animation: shimmer 1.5s infinite;
    }
  }

  .course-tag {
    font-family: var(--font-heading);
    font-size: .85rem;
    letter-spacing: .3em;
    text-transform: uppercase;
    color: var(--text-warm);
    margin-bottom: .5rem;
  }

  .course-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: var(--text);
    margin-bottom: .4rem;
  }

  .course-subtitle {
    font-family: var(--font-italic);
    font-style: italic;
    color: var(--text-warm);
    font-size: 1.1rem;
  }

  .course-card-body {
    padding: var(--gap);
    flex: 1;
  }

  .course-features li {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: .4rem 0;
    text-indent: 0;
    font-size: 1rem;
    color: var(--text);
    border-bottom: .1rem solid rgba(0, 0, 0, .2);

    &:last-child {
      border: none;
    }

    i {
      color: var(--text-warm);
      width: 1rem;
    }
  }

  .course-card-foot {
    padding: var(--gap);
    border-top: .1rem solid rgba(0, 0, 0, .2);

    .course-price {
      display: flex;
      align-items: baseline;
      justify-content: center;
      gap: .3rem;
      margin-bottom: var(--gap-sm);

      .price-amount {
        font-family: var(--font-display);
        font-size: 3.4rem;
        color: var(--text);
        text-shadow: 0 0 20px rgba(0, 0, 0, .2);
      }

      .price-currency {
        font-family: var(--font-heading);
        font-size: 1.2rem;
        color: var(--text-warm);
      }
    }

    .price-note {
      margin-bottom: var(--gap-sm);
      text-align: center;
      font-family: var(--font-heading);
      font-size: .65rem;
      color: var(--text-warm);
    }
  }
}

.retreat-banner {
  display: flex;
  align-items: center;
  gap: var(--gap-lg);
  margin-top: var(--gap-lg);
  padding: var(--gap-lg);
  border: .1rem solid rgba(var(--color-secondary-rgb), .6);
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--color-secondary-glow), var(--color-secondary-light));
  transition: var(--transition-default);

  &:hover {
    border-color: var(--color-secondary-glow);
    box-shadow: 0 0 1.5rem var(--color-secondary-glow);
    transform: translateY(-4px);
    transition: var(--transition-default);
  }

  .retreat-icon {
    font-size: 3rem;
    color: var(--text);
  }

  .retreat-info {
    h3 {
      font-family: var(--font-heading);
      font-size: 1.2rem;
      color: var(--text);
      margin-bottom: .3rem;
    }

    p {
      color: var(--text-warm);
      font-size: .95rem;
    }
  }
}

.footer {
  background-image: var(--bg-image);
  background-size: var(--bg-image-size);
  background-position: var(--bg-image-position);
  border-top: .15rem solid var(--border);
  padding: var(--gap-lg) 0;
  text-align: center;

  .footer-runes {
    font-size: 1.8rem;
    letter-spacing: .4em;
    color: rgba(255, 255, 255, .3);
    margin-bottom: var(--gap-sm);
  }

  .footer-copy {
    font-family: var(--font-heading);
    font-size: .8rem;
    letter-spacing: .1em;
    color: rgba(255, 255, 255, .6);
  }
}