/*! Copyright (c) 2025-2026 Markus Schüssler. All rights reserved.
 * SPDX-License-Identifier: LicenseRef-Markus-Schuessler-Proprietary; see repository LICENSE.
 */
.bxc-join-page,
.bxc-join-page *,
.bxc-join-page *::before,
.bxc-join-page *::after {
  box-sizing: border-box;
}

.bxc-join-page {
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding: var(--ui-space-5) var(--ui-page-gutter) 3rem;
  color: var(--ui-color-text);
}

.bxc-join-page a {
  color: var(--ui-color-primary-strong);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 0.16em;
}

.bxc-join-page a:hover {
  color: var(--ui-color-primary);
}

.bxc-join-page :is(a, button):focus-visible,
.bxc-join-image-dialog__close:focus-visible {
  outline: 2px solid var(--ui-color-focus);
  outline-offset: 2px;
}

.bxc-join-hero {
  display: grid;
  justify-items: start;
  gap: 0.75rem;
  padding: 0.75rem 0 2rem;
  border-bottom: 1px solid var(--ui-color-border);
}

.bxc-join-hero__media {
  display: none;
}

.bxc-join-hero__eyebrow,
.bxc-join-kicker {
  display: inline-block;
  margin: 0;
  color: var(--ui-color-text-muted);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: 1.3;
  text-transform: uppercase;
}

.bxc-join-hero h1 {
  max-width: 25ch;
  margin: 0;
  color: var(--ui-color-text);
  font-size: clamp(2rem, 3.7vw, 3.25rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.025em;
}

.bxc-join-hero__lead {
  max-width: 74ch;
  margin: 0;
  color: var(--ui-color-text-muted);
  font-size: clamp(1rem, 1.2vw, 1.08rem);
  font-weight: 400;
  line-height: 1.55;
}

.bxc-join-hero__note {
  max-width: 80ch;
  margin: 0.25rem 0 0;
  color: var(--ui-color-text-muted);
  font-size: 0.85rem;
  line-height: 1.5;
}

.bxc-join-hero__actions,
.bxc-join-inline-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.bxc-join-page a.bxc-join-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: var(--ui-touch-target);
  padding: 0.55rem 0.85rem;
  border: 1px solid var(--ui-color-border);
  border-radius: var(--ui-radius-md);
  background: var(--ui-color-surface);
  color: var(--ui-color-text);
  font-size: 0.92rem;
  font-weight: 600;
  text-decoration: none;
  box-shadow: none;
}

.bxc-join-page a.bxc-join-button:hover {
  border-color: var(--ui-color-border-strong);
  background: var(--ui-color-surface-hover);
  color: var(--ui-color-text);
}

.bxc-join-page a.bxc-join-button--primary {
  border-color: transparent;
  background: var(--ui-color-primary-strong);
  color: var(--ui-color-on-primary);
}

.bxc-join-page a.bxc-join-button--primary:hover {
  border-color: transparent;
  background: var(--ui-color-primary);
  color: var(--ui-color-on-primary);
}

.bxc-join-toc {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.25rem 0.4rem;
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--ui-color-border);
}

.bxc-join-toc span {
  margin-right: 0.5rem;
  color: var(--ui-color-text-muted);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
}

.bxc-join-toc a {
  display: inline-flex;
  align-items: center;
  min-height: var(--ui-touch-target);
  padding: 0.35rem 0.5rem;
  border-radius: var(--ui-radius-sm);
  font-size: 0.83rem;
  text-decoration: none;
}

.bxc-join-toc a:hover,
.bxc-join-toc a:focus-visible {
  background: var(--ui-color-surface-hover);
  text-decoration: none;
}

#funktionen,
#finanzierung,
#tra-info-hub,
#beyondxc-vorteile,
#warum-mitmachen,
#xcontest,
#loslegen,
#feedback {
  scroll-margin-top: 1.5rem;
}

.bxc-join-band,
.bxc-join-section,
.bxc-join-note,
.bxc-join-final {
  padding: 2rem 0;
  border-bottom: 1px solid var(--ui-color-border);
}

.bxc-join-band--split {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem;
}

.bxc-join-band h2,
.bxc-join-section h2,
.bxc-join-note h2,
.bxc-join-final h2 {
  max-width: 28ch;
  margin: 0.45rem 0 0.75rem;
  color: var(--ui-color-text);
  font-size: clamp(1.5rem, 2.3vw, 2rem);
  line-height: 1.18;
}

.bxc-join-band p,
.bxc-join-section p,
.bxc-join-note p,
.bxc-join-final p {
  max-width: 75ch;
  margin: 0 0 0.75rem;
  color: var(--ui-color-text-muted);
  font-size: 0.95rem;
  line-height: 1.55;
}

.bxc-join-case {
  margin-top: 1rem;
  padding: 1rem;
  border: 1px solid var(--ui-color-border);
  border-radius: var(--ui-radius-lg);
  background: var(--ui-color-surface-alt);
}

.bxc-join-case__label {
  display: inline-block;
  margin-bottom: 0.5rem;
  color: var(--ui-color-text);
  font-size: 0.84rem;
  font-weight: 700;
}

.bxc-join-case__thumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.75rem;
}

.bxc-join-case__thumb {
  display: grid;
  justify-items: center;
  gap: 0.35rem;
  width: 98px;
  min-height: 136px;
  padding: 0.4rem;
  border: 1px solid var(--ui-color-border);
  border-radius: var(--ui-radius-md);
  background: var(--ui-color-surface);
  color: var(--ui-color-text);
  font: inherit;
  text-align: center;
  cursor: pointer;
}

.bxc-join-case__thumb:hover {
  background: var(--ui-color-surface-hover);
  border-color: var(--ui-color-border-strong);
}

.bxc-join-case__thumb img {
  display: block;
  width: 82px;
  height: 96px;
  border-radius: var(--ui-radius-sm);
  background: #fff;
  object-fit: contain;
  object-position: top center;
}

.bxc-join-case__thumb span {
  font-size: 0.72rem;
  font-weight: 600;
  line-height: 1.2;
}

.bxc-join-section__head {
  max-width: 760px;
}

.bxc-join-showcase h2 {
  max-width: 34ch;
}

.bxc-join-preview {
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(0, 2fr);
  align-items: center;
  gap: 1.5rem;
  margin-top: 2rem;
}

.bxc-join-preview + .bxc-join-preview {
  padding-top: 2rem;
  border-top: 1px solid var(--ui-color-border);
}

.bxc-join-preview__copy {
  grid-column: 2;
  grid-row: 1;
  min-width: 0;
}

.bxc-join-preview h3 {
  margin: 0.5rem 0 0.75rem;
  color: var(--ui-color-text);
  font-size: clamp(1.25rem, 2vw, 1.65rem);
  line-height: 1.2;
  text-wrap: balance;
}

.bxc-join-preview__link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  min-height: var(--ui-touch-target);
  font-size: 0.95rem;
}

.bxc-join-preview__image {
  grid-column: 1;
  grid-row: 1;
  display: block;
  width: 100%;
  min-width: 0;
  padding: 0;
  overflow: hidden;
  border: 1px solid var(--ui-color-border);
  border-radius: var(--ui-radius-md);
  background: var(--ui-color-surface);
  color: var(--ui-color-text-muted);
  font: inherit;
  cursor: zoom-in;
}

.bxc-join-preview__image:hover {
  border-color: var(--ui-color-primary);
}

.bxc-join-preview__image img {
  display: block;
  width: 100%;
  height: auto;
}

.bxc-join-preview__image span {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 0.5rem;
  min-height: var(--ui-touch-target);
  padding: 0.5rem 0.75rem;
  border-top: 1px solid var(--ui-color-border);
  font-size: 0.8rem;
}

.bxc-join-preview:nth-of-type(even) {
  grid-template-columns: minmax(0, 2fr) minmax(0, 3fr);
}

.bxc-join-preview:nth-of-type(even) .bxc-join-preview__copy {
  grid-column: 1;
}

.bxc-join-preview:nth-of-type(even) .bxc-join-preview__image {
  grid-column: 2;
}

.bxc-join-advantage-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
  margin-top: 1rem;
}

.bxc-join-advantage {
  padding: 1rem;
  border: 1px solid var(--ui-color-border);
  border-radius: var(--ui-radius-lg);
  background: var(--ui-color-surface);
}

.bxc-join-advantage__icon,
.bxc-join-benefit > i {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  margin-bottom: 0.5rem;
  color: var(--ui-color-primary-strong);
  font-size: 1.1rem;
}

.bxc-join-advantage h3,
.bxc-join-benefit h3,
.bxc-join-step h3 {
  margin: 0 0 0.45rem;
  color: var(--ui-color-text);
  font-size: 1.06rem;
  line-height: 1.3;
}

.bxc-join-advantage p {
  margin-bottom: 0.65rem;
  color: var(--ui-color-text);
  font-weight: 600;
}

.bxc-join-advantage ul {
  display: grid;
  gap: 0.4rem;
  margin: 0;
  padding-left: 1.1rem;
  color: var(--ui-color-text-muted);
  font-size: 0.9rem;
  line-height: 1.45;
}

.bxc-join-advantage li::marker {
  color: var(--ui-color-primary-strong);
}

.bxc-join-feature-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.1rem;
  margin-top: 1rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--ui-color-border);
}

.bxc-join-feature {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  min-height: 32px;
  color: var(--ui-color-text-muted);
  font-size: 0.83rem;
  font-weight: 600;
}

.bxc-join-feature i {
  color: var(--ui-color-primary-strong);
}

.bxc-join-benefits,
.bxc-join-steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem;
  margin-top: 1rem;
}

.bxc-join-benefit,
.bxc-join-step {
  min-width: 0;
  padding: 1rem 0.75rem 0 0;
  border-top: 1px solid var(--ui-color-border-strong);
}

.bxc-join-step {
  display: flex;
  flex-direction: column;
}

.bxc-join-step a {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  min-height: var(--ui-touch-target);
  margin-top: auto;
  padding-top: 0.75rem;
}

.bxc-join-band--dark {
  margin: 0;
  padding: 1.5rem;
  border: 1px solid var(--ui-color-border);
  border-radius: var(--ui-radius-lg);
  background: var(--ui-color-surface-alt);
}

.bxc-join-band__content {
  max-width: 840px;
}

.bxc-join-band--dark .bxc-join-kicker {
  color: var(--ui-color-primary-strong);
}

.bxc-join-note {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(240px, 320px);
  gap: 1.5rem;
  align-items: start;
}

.bxc-join-note address {
  display: grid;
  gap: 0.5rem;
  padding: 1rem;
  border: 1px solid var(--ui-color-border);
  border-radius: var(--ui-radius-lg);
  background: var(--ui-color-surface-alt);
  font-style: normal;
}

.bxc-join-note address strong {
  color: var(--ui-color-text);
}

.bxc-join-final {
  max-width: 820px;
  border-bottom: 0;
}

#bxc-join-image-dialog {
  position: fixed;
  inset: 0;
  max-width: 92vw;
  max-height: 92vh;
  margin: auto;
  padding: 0;
  border: 0;
  background: transparent;
}

.bxc-join-image-dialog::backdrop {
  background: rgba(5, 10, 18, 0.78);
}

.bxc-join-image-dialog img {
  display: block;
  width: auto;
  max-width: min(1440px, 92vw);
  max-height: calc(92vh - 40px);
  border-radius: var(--ui-radius-lg);
  background: #fff;
  box-shadow: var(--ui-shadow-overlay);
  object-fit: contain;
}

#bxc-join-image-dialog .bxc-join-image-dialog__close {
  position: absolute;
  top: 4px;
  right: 4px;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--ui-color-border);
  border-radius: var(--ui-radius-md);
  background: var(--ui-color-surface);
  color: var(--ui-color-text);
  cursor: pointer;
}

@media (max-width: 980px) {
  .bxc-join-band--split,
  .bxc-join-note {
    grid-template-columns: 1fr;
  }

  .bxc-join-advantage-grid,
  .bxc-join-benefits,
  .bxc-join-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .bxc-join-preview,
  .bxc-join-preview:nth-of-type(even) {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }

  .bxc-join-preview .bxc-join-preview__copy,
  .bxc-join-preview .bxc-join-preview__image,
  .bxc-join-preview:nth-of-type(even) .bxc-join-preview__copy,
  .bxc-join-preview:nth-of-type(even) .bxc-join-preview__image {
    grid-column: 1;
    grid-row: auto;
  }
}

@media (max-width: 640px) {
  .bxc-join-page {
    padding: 1rem 0.85rem 2rem;
  }

  .bxc-join-hero {
    padding: 0.25rem 0 1.5rem;
  }

  .bxc-join-hero h1 {
    font-size: clamp(1.9rem, 8vw, 2.3rem);
  }

  .bxc-join-hero__actions,
  .bxc-join-inline-actions {
    width: 100%;
  }

  .bxc-join-page a.bxc-join-button {
    width: 100%;
  }

  .bxc-join-toc {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.25rem;
  }

  .bxc-join-toc span {
    grid-column: 1 / -1;
    margin-bottom: 0.25rem;
  }

  .bxc-join-toc a {
    min-width: 0;
    padding-inline: 0.25rem;
  }

  .bxc-join-band,
  .bxc-join-section,
  .bxc-join-note,
  .bxc-join-final {
    padding: 1.5rem 0;
  }

  .bxc-join-advantage-grid,
  .bxc-join-benefits,
  .bxc-join-steps {
    grid-template-columns: 1fr;
  }

  .bxc-join-case__thumbs {
    justify-content: flex-start;
  }

  .bxc-join-band--dark {
    padding: 1rem;
  }

  .bxc-join-image-dialog img {
    max-width: calc(100vw - 48px);
  }
}