/* ==========================================================================
   Mai Read Public Roadmap & Upcoming Features Stylesheet
   Minimalist, Serene, Highly Structured & High Contrast
   ========================================================================== */

/* Overrides for standalone scrolling page */
html.roadmap-html,
body.roadmap-page {
  height: auto !important;
  min-height: 100vh !important;
  min-height: 100svh !important;
  overflow-x: hidden !important;
  overflow-y: auto !important;
  overscroll-behavior: auto !important;
  scroll-behavior: smooth;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-ui);
  margin: 0;
  padding: 0;
}

/* Mobile Header (Hidden on Desktop) */
.roadmap-mobile-header {
  display: none;
}

@media (max-width: 640px) {
  .roadmap-mobile-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 16px;
    background: var(--surface);
    border-bottom: 1px solid var(--line);
    position: sticky;
    top: 0;
    z-index: 100;
  }
  .roadmap-mobile-back {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13.5px;
    font-weight: 600;
    color: var(--ink);
    text-decoration: none;
  }
  .roadmap-mobile-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--ink-2);
  }
  .roadmap-mobile-theme-btn {
    background: var(--surface-2);
    border: 1px solid var(--line);
    border-radius: 999px;
    padding: 6px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--ink);
    cursor: pointer;
  }
  .hide-desktop {
    display: flex !important;
  }
}

@media (min-width: 641px) {
  .hide-desktop {
    display: none !important;
  }
}

/* Container */
.roadmap-container {
  max-width: 980px;
  margin: 0 auto;
  padding: 32px 20px 80px;
}

/* Breadcrumbs */
.roadmap-breadcrumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 24px;
}

.roadmap-breadcrumbs a {
  color: var(--muted);
  text-decoration: none;
  transition: color 0.15s ease;
}

.roadmap-breadcrumbs a:hover {
  color: var(--ink);
  text-decoration: underline;
}

.roadmap-breadcrumbs-sep {
  opacity: 0.5;
}

/* Hero Section */
.roadmap-hero {
  margin-bottom: 40px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--line);
}

.roadmap-badge-top {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  background: var(--surface-2);
  color: var(--accent);
  border: 1px solid var(--line);
  margin-bottom: 16px;
}

.roadmap-badge-pulse {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #10B981;
  box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.6);
  animation: roadmap-pulse 2s infinite;
}

@keyframes roadmap-pulse {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 6px rgba(16, 185, 129, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

.roadmap-title {
  font-family: var(--font-serif);
  font-size: clamp(28px, 4.5vw, 42px);
  font-weight: 600;
  line-height: 1.2;
  color: var(--ink);
  margin: 0 0 16px;
  letter-spacing: -0.01em;
}

.roadmap-lead {
  font-size: clamp(16px, 2vw, 18px);
  line-height: 1.6;
  color: var(--ink-2);
  max-width: 760px;
  margin: 0 0 24px;
}

/* Stats & Highlights Row */
.roadmap-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
  margin-top: 20px;
}

.roadmap-stat-pill {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  box-shadow: var(--shadow-subtle);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.roadmap-stat-pill:hover {
  border-color: var(--line-strong);
  transform: translateY(-1px);
}

.roadmap-stat-label {
  font-size: 11.5px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
  font-weight: 600;
}

.roadmap-stat-val {
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
}

/* Controls Bar: Filter Tabs & Search */
.roadmap-controls-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 32px;
  position: sticky;
  top: 70px;
  z-index: 20;
  background: var(--bg);
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.roadmap-tabs {
  display: flex;
  align-items: center;
  gap: 6px;
  overflow-x: auto;
  max-width: 100%;
  padding-bottom: 4px;
  -webkit-overflow-scrolling: touch;
}

.roadmap-tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  font-size: 13px;
  font-weight: 500;
  font-family: inherit;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink-2);
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.15s ease;
}

.roadmap-tab-btn:hover {
  background: var(--surface-2);
  color: var(--ink);
  border-color: var(--line-strong);
}

.roadmap-tab-btn.active {
  background: var(--ink);
  color: var(--surface);
  border-color: var(--ink);
  font-weight: 600;
}

.roadmap-search-box {
  position: relative;
  width: 280px;
  max-width: 100%;
}

.roadmap-search-box input {
  width: 100%;
  box-sizing: border-box;
  padding: 9px 14px 9px 34px;
  font-size: 13px;
  font-family: inherit;
  color: var(--ink);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 999px;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.roadmap-search-box input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.roadmap-search-icon {
  position: absolute;
  left: 11px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--muted);
  pointer-events: none;
}

/* Feature List Section */
.roadmap-section-title {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 600;
  color: var(--ink);
  margin: 40px 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.roadmap-section-sub {
  font-size: 13px;
  color: var(--muted);
  font-family: var(--font-ui);
  font-weight: normal;
}

.roadmap-cards-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

/* Roadmap Feature Card */
.roadmap-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-subtle);
  position: relative;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
  scroll-margin-top: 100px;
}

.roadmap-card:hover {
  border-color: var(--line-strong);
  box-shadow: var(--shadow-paper);
}

.roadmap-card:target {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft), var(--shadow-paper);
}

/* Card Header */
.roadmap-card-header {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.roadmap-card-meta-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

/* Status Badges */
.roadmap-status-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 11.5px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 999px;
  letter-spacing: 0.02em;
}

.status-in-dev {
  background: rgba(16, 185, 129, 0.12);
  color: #059669;
  border: 1px solid rgba(16, 185, 129, 0.25);
}

.status-prototype {
  background: rgba(59, 130, 246, 0.12);
  color: #2563EB;
  border: 1px solid rgba(59, 130, 246, 0.25);
}

.status-planned {
  background: rgba(245, 158, 11, 0.12);
  color: #D97706;
  border: 1px solid rgba(245, 158, 11, 0.25);
}

.status-research {
  background: rgba(139, 92, 246, 0.12);
  color: #7C3AED;
  border: 1px solid rgba(139, 92, 246, 0.25);
}

.status-shipped {
  background: var(--surface-2);
  color: var(--ink-2);
  border: 1px solid var(--line);
}

.roadmap-date-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  font-weight: 500;
  color: var(--muted);
  background: var(--surface-2);
  padding: 4px 10px;
  border-radius: 999px;
}

.roadmap-version-chip {
  font-size: 11px;
  font-weight: 600;
  font-family: ui-monospace, monospace;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 3px 8px;
  border-radius: 6px;
}

/* Feature Title */
.roadmap-feature-title {
  font-family: var(--font-serif);
  font-size: clamp(19px, 2.5vw, 22px);
  font-weight: 600;
  line-height: 1.35;
  color: var(--ink);
  margin: 0 0 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.roadmap-anchor-link {
  color: var(--muted);
  opacity: 0;
  text-decoration: none;
  font-size: 16px;
  transition: opacity 0.15s ease, color 0.15s ease;
}

.roadmap-card:hover .roadmap-anchor-link {
  opacity: 0.7;
}

.roadmap-anchor-link:hover {
  opacity: 1 !important;
  color: var(--accent);
}

/* Feature Description */
.roadmap-feature-desc {
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--ink-2);
  margin: 0 0 16px;
}

/* Feature Specs & Highlights List */
.roadmap-specs-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 8px 16px;
  background: var(--surface-2);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  margin-bottom: 16px;
}

.roadmap-spec-item {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--ink);
}

.roadmap-spec-item svg {
  flex-shrink: 0;
  margin-top: 3px;
  color: #10B981;
}

/* Progress Bar */
.roadmap-progress-wrap {
  margin: 16px 0;
}

.roadmap-progress-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 6px;
  font-weight: 500;
}

.roadmap-progress-track {
  width: 100%;
  height: 6px;
  border-radius: 999px;
  background: var(--surface-2);
  overflow: hidden;
  border: 1px solid var(--line);
}

.roadmap-progress-bar {
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent) 0%, #10B981 100%);
  transition: width 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Card Footer: Tags & Vote Button */
.roadmap-card-footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.roadmap-tag-group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
}

.roadmap-tag {
  font-size: 11px;
  padding: 3px 8px;
  border-radius: 6px;
  background: var(--surface-2);
  color: var(--muted);
  border: 1px solid var(--line);
}

.roadmap-vote-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 14px;
  border-radius: 999px;
  font-size: 12.5px;
  font-weight: 600;
  font-family: inherit;
  background: var(--surface);
  border: 1px solid var(--line);
  color: var(--ink);
  cursor: pointer;
  transition: all 0.15s ease;
  user-select: none;
}

.roadmap-vote-btn:hover {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-1px);
}

.roadmap-vote-btn.voted {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--accent);
}

.roadmap-vote-btn svg {
  transition: transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.roadmap-vote-btn:hover svg {
  transform: translateY(-2px);
}

/* Suggest Feature Banner */
.roadmap-suggest-banner {
  margin-top: 50px;
  background: var(--surface);
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius-xl);
  padding: 32px 24px;
  text-align: center;
  box-shadow: var(--shadow-subtle);
}

.roadmap-suggest-title {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 600;
  color: var(--ink);
  margin: 0 0 10px;
}

.roadmap-suggest-sub {
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--ink-2);
  max-width: 620px;
  margin: 0 auto 20px;
}

.roadmap-suggest-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  background: var(--ink);
  color: var(--surface);
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: transform 0.15s ease, opacity 0.15s ease;
}

.roadmap-suggest-btn:hover {
  transform: scale(1.02);
  opacity: 0.95;
}

/* FAQ Accordion Section */
.roadmap-faq-section {
  margin-top: 60px;
}

.roadmap-faq-title {
  font-family: var(--font-serif);
  font-size: 26px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 24px;
}

.roadmap-faq-item {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  overflow: hidden;
  transition: border-color 0.15s;
}

.roadmap-faq-item:hover {
  border-color: var(--line-strong);
}

.roadmap-faq-question {
  width: 100%;
  text-align: left;
  padding: 18px 20px;
  background: none;
  border: none;
  font-family: var(--font-ui);
  font-size: 15.5px;
  font-weight: 600;
  color: var(--ink);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.roadmap-faq-question svg {
  transition: transform 0.2s ease;
  flex-shrink: 0;
  color: var(--muted);
}

.roadmap-faq-item.open .roadmap-faq-question svg {
  transform: rotate(180deg);
}

.roadmap-faq-answer {
  display: none;
  padding: 0 20px 20px;
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--ink-2);
  border-top: 1px solid var(--surface-2);
  margin-top: 4px;
  padding-top: 14px;
}

.roadmap-faq-item.open .roadmap-faq-answer {
  display: block;
}

/* Responsive adjustments */
@media (max-width: 640px) {
  .roadmap-container {
    padding: 16px 14px 60px;
    max-width: 100vw;
    box-sizing: border-box;
    overflow-x: hidden;
  }
  .roadmap-controls-bar {
    top: 0;
    position: relative;
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
    padding: 8px 0;
  }
  .roadmap-search-box {
    width: 100%;
    position: relative;
    flex: none;
    height: auto;
  }
  .roadmap-search-box input {
    width: 100%;
    box-sizing: border-box;
    padding: 10px 14px 10px 36px;
    font-size: 14px;
  }
  .roadmap-search-icon {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
  }
  .roadmap-stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 8px;
  }
  .roadmap-stat-pill {
    padding: 10px 12px;
  }
  .roadmap-card {
    padding: 18px 14px;
  }
  .roadmap-card-header {
    flex-direction: column;
    align-items: flex-start;
  }
  .roadmap-vote-btn {
    align-self: flex-start;
    min-height: 44px;
    padding: 10px 18px;
  }
  .roadmap-tab-btn {
    min-height: 44px;
    padding: 10px 16px;
  }
  .roadmap-search-box input {
    min-height: 44px;
  }
  .roadmap-specs-list {
    grid-template-columns: 1fr;
    padding: 12px;
  }
}

/* Accessibility Focus States */
.roadmap-vote-btn:focus-visible,
.roadmap-tab-btn:focus-visible,
.roadmap-search-box input:focus-visible,
.roadmap-faq-question:focus-visible,
.roadmap-mobile-theme-btn:focus-visible,
.roadmap-mobile-back:focus-visible,
.roadmap-suggest-btn:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 2px;
}

/* Respect Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  .roadmap-badge-pulse,
  .roadmap-vote-btn,
  .roadmap-vote-btn svg,
  .roadmap-stat-pill,
  .roadmap-card,
  .roadmap-tab-btn {
    animation: none !important;
    transition: none !important;
    transform: none !important;
  }
}