/**
 * Webgentic - Changelog Page Styles
 * Version history and release notes styling
 */

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

.roadmap-hero {
  padding: var(--space-32) 0;
  background:
    linear-gradient(135deg, rgba(160, 225, 247, 0.25) 0%, rgba(231, 184, 232, 0.15) 100%),
    url('/assets/images/roadmap-hero-background_0_2025-11-19_06-53-22.jpg') center/cover no-repeat;
  background-attachment: fixed;
  border-bottom: 1px solid rgba(160, 225, 247, 0.2);
  position: relative;
  overflow: hidden;
  min-height: 400px;
}

.roadmap-hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(160, 225, 247, 0.15) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.roadmap-hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(231, 184, 232, 0.12) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.roadmap-hero__content {
  position: relative;
  z-index: 2;
}

.roadmap-hero__title {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 7vw, 4rem);
  font-weight: var(--weight-light);
  color: var(--color-primary);
  margin: 0 0 var(--space-4) 0;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.roadmap-hero__subtitle {
  font-family: var(--font-body);
  font-size: 1.5rem;
  font-weight: var(--weight-medium);
  color: #1a1a2e;
  margin: 0 0 var(--space-6) 0;
  line-height: 1.4;
}

.roadmap-hero__description {
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--color-text-secondary);
  margin: 0 0 var(--space-8) 0;
  max-width: 700px;
}

.roadmap-hero__features {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-top: var(--space-8);
}

.roadmap-feature-tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-5);
  background: #ffffff;
  border: 1px solid rgba(160, 225, 247, 0.3);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: var(--weight-medium);
  color: #1a1a2e;
  transition: all 0.3s ease;
}

.roadmap-feature-tag:hover {
  background: rgba(160, 225, 247, 0.08);
  border-color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(160, 225, 247, 0.2);
}

.roadmap-feature-icon {
  font-size: 1.25rem;
  display: inline-flex;
  align-items: center;
}

/* ================================
   CHANGELOG SECTION
   ================================ */

.changelog-section {
  padding: var(--space-16) 0 var(--space-32) 0;
  background: linear-gradient(135deg, #f0f2f5 0%, #f8f9fb 50%, #f0f2f5 100%);
  min-height: 100vh;
}

.roadmap-content-section {
  padding-top: var(--space-12);
  background: linear-gradient(135deg, #eef0f4 0%, #f5f7fa 50%, #eef0f4 100%);
}

.changelog-header {
  text-align: center;
  margin-bottom: var(--space-32);
}

.changelog-title {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: var(--weight-light);
  color: var(--color-primary);
  margin-bottom: var(--space-6);
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.changelog-subtitle {
  font-family: var(--font-body);
  font-size: 1.125rem;
  color: var(--color-text-secondary);
  margin: 0;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.roadmap-intro {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-text-secondary);
  margin: var(--space-6) auto 0;
  max-width: 700px;
  line-height: 1.7;
}

/* ================================
   CHANGELOG TIMELINE
   ================================ */

.changelog-timeline {
  max-width: 900px;
  margin: 0 auto;
  position: relative;
}

/* Vertical line */
.changelog-timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(
    180deg,
    rgba(160, 225, 247, 0.3) 0%,
    rgba(160, 225, 247, 0.1) 100%
  );
  transform: translateX(-1px);
}

/* ================================
   CHANGELOG ENTRY
   ================================ */

.changelog-entry {
  position: relative;
  margin-bottom: var(--space-16);
  padding: var(--space-10);
  background: #ffffff;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
}

.changelog-entry:hover {
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
  transform: translateY(-2px);
  border-color: rgba(160, 225, 247, 0.2);
}

/* Timeline dot */
.changelog-entry::before {
  content: '';
  position: absolute;
  left: 50%;
  top: var(--space-6);
  width: 16px;
  height: 16px;
  background: var(--color-primary);
  border: 4px solid #ffffff;
  border-radius: 50%;
  transform: translateX(-50%);
  z-index: 10;
  box-shadow: 0 0 0 2px rgba(160, 225, 247, 0.2);
}

/* Alternating layout on desktop */
@media (min-width: 1024px) {
  .changelog-entry {
    margin-left: 50%;
    margin-right: 0;
    padding-left: var(--space-12);
  }

  .changelog-entry:nth-child(even) {
    margin-left: 0;
    margin-right: 50%;
    padding-left: var(--space-10);
    padding-right: var(--space-12);
    text-align: right;
  }

  .changelog-entry:nth-child(even) .changelog-entry__header {
    flex-direction: row-reverse;
    justify-content: flex-start;
  }
}

/* ================================
   CHANGELOG ENTRY HEADER
   ================================ */

.changelog-entry__header {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  margin-bottom: var(--space-4);
}

.changelog-version {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: var(--weight-semibold);
  color: var(--color-primary);
  margin: 0;
  line-height: 1.3;
}

.changelog-date {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  font-weight: var(--weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

@media (min-width: 1024px) {
  .changelog-entry:nth-child(even) .changelog-entry__header {
    flex-direction: row-reverse;
  }
}

/* ================================
   CHANGELOG ENTRY TITLE
   ================================ */

.changelog-entry-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: var(--weight-semibold);
  color: #1a1a2e;
  margin: var(--space-4) 0 var(--space-6) 0;
  line-height: 1.4;
}

/* ================================
   CHANGELOG LIST
   ================================ */

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

.changelog-list li {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text-body);
  padding-left: var(--space-6);
  position: relative;
}

.changelog-list li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: bold;
}

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

@media (max-width: 1024px) {
  .changelog-section {
    padding: var(--space-20) 0;
  }

  .changelog-header {
    margin-bottom: var(--space-24);
  }

  .changelog-timeline::before {
    left: 8px;
  }

  .changelog-entry {
    margin-left: 32px;
    margin-right: 0;
    padding: var(--space-8);
  }

  .changelog-entry::before {
    left: -8px;
  }
}

@media (max-width: 768px) {
  .changelog-section {
    padding: var(--space-16) 0;
  }

  .changelog-title {
    font-size: clamp(2rem, 5vw, 2.5rem);
  }

  .changelog-subtitle {
    font-size: 1rem;
  }

  .changelog-entry {
    margin-bottom: var(--space-12);
    padding: var(--space-6);
    margin-left: 24px;
  }

  .changelog-entry::before {
    width: 12px;
    height: 12px;
    left: -6px;
  }

  .changelog-entry__header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-2);
  }

  .changelog-version {
    font-size: 1.25rem;
  }

  .changelog-entry-title {
    font-size: 1.125rem;
  }

  .changelog-list li {
    font-size: 0.9375rem;
  }

  .changelog-timeline::before {
    left: 8px;
  }
}

@media (max-width: 640px) {
  .changelog-entry {
    margin-left: 20px;
  }

  .changelog-entry::before {
    width: 10px;
    height: 10px;
    left: -5px;
  }

  .changelog-timeline::before {
    left: 5px;
  }
}

/* ================================
   ROADMAP GRID
   ================================ */

.roadmap-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--space-8);
  margin-top: var(--space-16);
}

/* ================================
   PATHWAY CARDS
   ================================ */

.roadmap-pathway {
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  transition: all 0.3s ease;
}

.roadmap-pathway:hover {
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
  transform: translateY(-2px);
  border-color: rgba(160, 225, 247, 0.2);
}

.pathway-title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: var(--weight-semibold);
  color: var(--color-primary);
  margin: 0 0 var(--space-6) 0;
  padding-bottom: var(--space-4);
  border-bottom: 2px solid rgba(160, 225, 247, 0.2);
  line-height: 1.3;
}

.pathway-feature {
  margin-bottom: var(--space-6);
  padding-bottom: var(--space-6);
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.pathway-feature:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.feature-name {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: var(--weight-semibold);
  color: #1a1a2e;
  margin: 0 0 var(--space-2) 0;
  line-height: 1.3;
}

.feature-action,
.feature-definition {
  font-family: var(--font-body);
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  margin: var(--space-1) 0;
  padding-left: var(--space-4);
}

.feature-action::before {
  content: "→ ";
  color: var(--color-primary);
  font-weight: bold;
  margin-right: var(--space-2);
}

.feature-definition {
  font-size: 0.875rem;
  color: rgba(0, 0, 0, 0.5);
  font-style: italic;
}

.feature-definition::before {
  content: "📋 ";
}

.feature-note,
.feature-subtext {
  font-family: var(--font-body);
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  margin: var(--space-2) 0;
  padding-left: var(--space-4);
  border-left: 2px solid rgba(160, 225, 247, 0.3);
}

/* ================================
   ROADMAP SECTIONS
   ================================ */

.roadmap-section {
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  transition: all 0.3s ease;
}

.roadmap-section:hover {
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
  transform: translateY(-2px);
  border-color: rgba(160, 225, 247, 0.2);
}

.section-title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: var(--weight-semibold);
  color: var(--color-primary);
  margin: 0 0 var(--space-4) 0;
  line-height: 1.3;
}

.section-description {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text-secondary);
  margin: 0 0 var(--space-6) 0;
}

.model-list,
.feature-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.model-item {
  font-family: var(--font-body);
  font-size: 1rem;
  color: #1a1a2e;
  padding: var(--space-3) var(--space-4);
  background: linear-gradient(135deg, rgba(160, 225, 247, 0.08) 0%, rgba(231, 184, 232, 0.08) 100%);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--color-primary);
}

.feature-group {
  margin-bottom: var(--space-6);
  padding-bottom: var(--space-6);
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.feature-group:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.feature-group-title {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: var(--weight-semibold);
  color: #1a1a2e;
  margin: 0 0 var(--space-2) 0;
  line-height: 1.3;
}

.feature-group-text {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-text-secondary);
  margin: 0;
  padding-left: var(--space-4);
}

.feature-group-text::before {
  content: "• ";
  color: var(--color-primary);
  font-weight: bold;
  margin-right: var(--space-2);
}

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

@media (max-width: 1024px) {
  .roadmap-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .roadmap-hero {
    padding: var(--space-20) 0;
  }

  .roadmap-hero__title {
    font-size: clamp(2rem, 5vw, 2.5rem);
  }

  .roadmap-hero__subtitle {
    font-size: 1.25rem;
  }

  .roadmap-hero__description {
    font-size: 1rem;
  }

  .roadmap-hero__features {
    gap: var(--space-3);
  }

  .roadmap-feature-tag {
    font-size: 0.875rem;
    padding: var(--space-2) var(--space-4);
  }

  .roadmap-grid {
    gap: var(--space-6);
  }

  .pathway-title,
  .section-title {
    font-size: 1.25rem;
  }

  .feature-name {
    font-size: 1rem;
  }

  .section-description {
    font-size: 0.9375rem;
  }
}

@media (max-width: 640px) {
  .roadmap-hero {
    padding: var(--space-16) 0;
  }

  .roadmap-hero__title {
    font-size: clamp(1.75rem, 4vw, 2.25rem);
    margin-bottom: var(--space-3);
  }

  .roadmap-hero__subtitle {
    font-size: 1.125rem;
    margin-bottom: var(--space-4);
  }

  .roadmap-hero__description {
    font-size: 0.9375rem;
    margin-bottom: var(--space-6);
  }

  .roadmap-hero__features {
    flex-direction: column;
    gap: var(--space-2);
  }

  .roadmap-feature-tag {
    width: 100%;
    justify-content: flex-start;
  }

  .roadmap-hero::before,
  .roadmap-hero::after {
    display: none;
  }
}