/* 
 * SnagTrax App Features Component
 * Scoped BEM styles for the distinct "App Features" guide.
 */

.snagtrax-features-guide {
  /* Core Variables */
  --sfg-bg: #09090b; /* Very dark background */
  --sfg-text-primary: #fafafa;
  --sfg-text-secondary: #a1a1aa;
  
  /* Glassmorphism Variables */
  --sfg-glass-bg: rgba(255, 255, 255, 0.03);
  --sfg-glass-bg-hover: rgba(255, 255, 255, 0.06);
  --sfg-glass-border: rgba(255, 255, 255, 0.08);
  --sfg-glass-blur: blur(12px);
  --sfg-radius: 19px;
  
  /* Accent Colors */
  --sfg-color-green: #69f0ae;
  --sfg-color-purple: #e040fb;
  --sfg-color-cyan: #18ffff;
  --sfg-color-orange: #ffab40;
  --sfg-color-pink: #ff4081;

  /* Typography */
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  color: var(--sfg-text-primary);
  background-color: var(--sfg-bg);
  padding: 60px 20px;
  line-height: 1.6;
  box-sizing: border-box;
}

.snagtrax-features-guide * {
  box-sizing: border-box;
}

/* Header */
.sfg-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 50px;
}

.sfg-header__title {
  font-size: 2.5rem;
  font-weight: 800;
  margin: 0 0 16px;
  letter-spacing: -0.02em;
}

.sfg-header__subtitle {
  font-size: 1.1rem;
  color: var(--sfg-text-secondary);
  margin: 0;
}

/* Accordion Layout */
.sfg-accordion {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* Category Block (details) */
.sfg-category {
  /* Set local accent color based on data attribute */
  --accent: #fff; /* fallback */
}
.sfg-category[data-color="green"] { --accent: var(--sfg-color-green); }
.sfg-category[data-color="purple"] { --accent: var(--sfg-color-purple); }
.sfg-category[data-color="cyan"] { --accent: var(--sfg-color-cyan); }
.sfg-category[data-color="orange"] { --accent: var(--sfg-color-orange); }
.sfg-category[data-color="pink"] { --accent: var(--sfg-color-pink); }

.sfg-category {
  background: var(--sfg-glass-bg);
  backdrop-filter: var(--sfg-glass-blur);
  -webkit-backdrop-filter: var(--sfg-glass-blur);
  border: 1px solid var(--sfg-glass-border);
  border-radius: var(--sfg-radius);
  overflow: hidden; /* ensures border radius is respected */
  transition: background 0.3s ease, border-color 0.3s ease;
}

/* Base styles for the clickable row */
.sfg-category__summary {
  display: flex;
  align-items: center;
  padding: 24px;
  cursor: pointer;
  user-select: none;
  position: relative;
  /* Remove native summary arrow in webkit */
  list-style: none;
  outline: none;
}
.sfg-category__summary::-webkit-details-marker {
  display: none;
}

.sfg-category:hover {
  background: var(--sfg-glass-bg-hover);
}

/* Interactive focus / open states slightly brighten the border with the accent */
.sfg-category[open] {
  border-color: rgba(255, 255, 255, 0.15);
}

.sfg-category__icon {
  flex-shrink: 0;
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  background: rgba(0, 0, 0, 0.2);
  margin-right: 20px;
  color: var(--accent);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.05);
}

.sfg-category__icon svg {
  width: 24px;
  height: 24px;
}

.sfg-category__text {
  flex-grow: 1;
  padding-right: 20px;
}

.sfg-category__title {
  font-size: 1.25rem;
  font-weight: 600;
  margin: 0 0 4px;
  color: var(--sfg-text-primary);
}

.sfg-category__description {
  font-size: 0.95rem;
  color: var(--sfg-text-secondary);
  margin: 0;
}

.sfg-category__chevron {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--sfg-text-secondary);
  border-radius: 50%;
  transition: transform 0.3s ease, background 0.3s ease;
}

.sfg-category__chevron svg {
  width: 20px;
  height: 20px;
}

.sfg-category__summary:hover .sfg-category__chevron {
  background: rgba(255, 255, 255, 0.05);
  color: var(--sfg-text-primary);
}

/* Open State Animations */
.sfg-category[open] .sfg-category__chevron {
  transform: rotate(180deg);
  color: var(--accent);
}

/* Details Content Area */
.sfg-category__content {
  padding: 0 24px 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  margin-top: 8px;
  animation: sfgFadeIn 0.4s ease-out forwards;
}

@keyframes sfgFadeIn {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Individual Tutorials inside Content */
.sfg-tutorial {
  margin-top: 32px;
}

.sfg-tutorial:first-child {
  margin-top: 24px;
}

.sfg-tutorial__title {
  font-size: 1.1rem;
  font-weight: 600;
  margin: 0 0 8px;
  color: var(--accent); /* Tie the title color back to the category accent */
}

.sfg-tutorial__text {
  font-size: 0.95rem;
  color: var(--sfg-text-secondary);
  margin: 0 0 20px;
}

/* Premium Screenshot Placeholder Drop-zone */
.sfg-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 40px 20px;
  margin-top: 20px;
  
  /* Glass look + dashed border */
  background: rgba(0, 0, 0, 0.3);
  border: 2px dashed rgba(255, 255, 255, 0.15);
  border-radius: 12px;
  
  /* Slight tint based on accent to give it character */
  box-shadow: inset 0 0 40px rgba(0, 0, 0, 0.5);
  transition: border-color 0.3s ease, background 0.3s ease;
}

.sfg-placeholder:hover {
  border-color: var(--accent);
  background: rgba(0, 0, 0, 0.4);
}

.sfg-placeholder__icon {
  width: 32px;
  height: 32px;
  color: rgba(255, 255, 255, 0.3);
  margin-bottom: 12px;
  transition: color 0.3s ease;
}

.sfg-placeholder:hover .sfg-placeholder__icon {
  color: var(--accent);
}

.sfg-placeholder__text {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.5);
  font-weight: 500;
  max-width: 80%;
  line-height: 1.5;
}

/* Responsive adjustments */
@media (max-width: 600px) {
  .sfg-category__summary {
    padding: 20px 16px;
  }
  
  .sfg-category__icon {
    width: 40px;
    height: 40px;
    margin-right: 16px;
  }
  
  .sfg-category__icon svg {
    width: 20px;
    height: 20px;
  }
  
  .sfg-category__content {
    padding: 0 16px 24px;
  }
  
  .sfg-placeholder {
    padding: 30px 15px;
  }
}

/* ------------------------------------------------------------------
 * Added 2026-09-27: quick start, section chips, step and key lists.
 * ------------------------------------------------------------------ */

.snagtrax-features-guide {
  --sfg-color-yellow: #ffd740;
  --sfg-color-blue: #448aff;
}
.sfg-category[data-color="yellow"] { --accent: var(--sfg-color-yellow); }
.sfg-category[data-color="blue"] { --accent: var(--sfg-color-blue); }

/* Quick start */
.sfg-quickstart {
  max-width: 800px;
  margin: 0 auto 28px;
}

.sfg-quickstart__title {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--sfg-color-green);
  margin: 0 0 14px;
}

.sfg-quickstart__steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.sfg-quickstart__step {
  background: var(--sfg-glass-bg);
  border: 1px solid var(--sfg-glass-border);
  border-radius: 16px;
  padding: 18px 18px 20px;
}

.sfg-quickstart__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(105, 240, 174, 0.12);
  color: var(--sfg-color-green);
  font-weight: 800;
  font-size: 0.9rem;
  margin-bottom: 10px;
}

.sfg-quickstart__heading {
  font-size: 1rem;
  font-weight: 600;
  margin: 0 0 6px;
}

.sfg-quickstart__text {
  font-size: 0.9rem;
  color: var(--sfg-text-secondary);
  margin: 0;
}

.sfg-quickstart__hint {
  font-size: 0.9rem;
  color: var(--sfg-text-secondary);
  margin: 14px 0 0;
}

/* Section chips */
.sfg-jump {
  max-width: 800px;
  margin: 0 auto 28px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.sfg-jump__chip {
  font: inherit;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--sfg-text-primary);
  background: var(--sfg-glass-bg);
  border: 1px solid var(--sfg-glass-border);
  border-radius: 999px;
  padding: 8px 14px;
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease;
}

.sfg-jump__chip:hover,
.sfg-jump__chip:focus-visible {
  background: var(--sfg-glass-bg-hover);
  border-color: rgba(255, 255, 255, 0.2);
  outline: none;
}

/* Keep a section's heading clear of the top edge when a chip scrolls to it */
.sfg-category {
  scroll-margin-top: 16px;
}

/* Bold words inside the guide read in the primary colour */
.sfg-tutorial strong {
  color: var(--sfg-text-primary);
  font-weight: 600;
}

/* Numbered steps */
.sfg-steps {
  list-style: none;
  counter-reset: sfg-step;
  margin: 0 0 16px;
  padding: 0;
}

.sfg-steps li {
  counter-increment: sfg-step;
  position: relative;
  padding-left: 40px;
  margin: 0 0 12px;
  font-size: 0.95rem;
  color: var(--sfg-text-secondary);
}

.sfg-steps li::before {
  content: counter(sfg-step);
  position: absolute;
  left: 0;
  top: 0;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--accent);
  box-shadow: inset 0 0 0 1px var(--accent);
}

/* Bulleted lists */
.sfg-list {
  margin: 0 0 16px;
  padding: 0 0 0 20px;
}

.sfg-list li {
  margin: 0 0 8px;
  font-size: 0.95rem;
  color: var(--sfg-text-secondary);
}

.sfg-list li::marker {
  color: var(--accent);
}

/* The player at a glance: a label and what it does */
.sfg-keys {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.sfg-keys li {
  display: grid;
  grid-template-columns: 170px 1fr;
  gap: 16px;
  align-items: baseline;
  font-size: 0.95rem;
  color: var(--sfg-text-secondary);
}

.sfg-keys strong {
  color: var(--accent);
  font-weight: 600;
}

/* A tip under a tutorial */
.sfg-tip {
  font-size: 0.9rem;
  color: var(--sfg-text-secondary);
  margin: 0 0 20px;
  padding: 10px 14px;
  border-left: 2px solid var(--accent);
  background: rgba(255, 255, 255, 0.02);
  border-radius: 0 10px 10px 0;
}

.sfg-link {
  color: var(--accent);
  font-weight: 600;
}

@media (max-width: 600px) {
  .sfg-quickstart__steps {
    grid-template-columns: 1fr;
  }

  .sfg-keys li {
    grid-template-columns: 1fr;
    gap: 2px;
  }
}

/* ------------------------------------------------------------------
 * Clips and stills beside a tutorial (added 2026-09-27).
 * ------------------------------------------------------------------ */

.sfg-tutorial {
  display: flow-root; /* holds a floated figure */
}

.sfg-media {
  margin: 0;
  width: 200px;
}

/* Clips and stills under a tutorial's text */
.sfg-media-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px 32px;
  margin: 8px 0 24px;
}

/* The overview beside the list of controls */
.sfg-media--aside {
  float: right;
  width: 230px;
  margin: 4px 0 16px 28px;
}

.sfg-media__frame {
  position: relative;
  aspect-ratio: 640 / 1344;
  border-radius: 24px;
  overflow: hidden;
  background: #000;
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.45);
}

.sfg-media__frame video,
.sfg-media__frame img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.sfg-media figcaption {
  font-size: 0.8rem;
  line-height: 1.45;
  color: var(--sfg-text-secondary);
  margin-top: 10px;
  text-align: center;
}

/* The overview picture's numbered markers, placed by the capture script */
.sfg-marker {
  position: absolute;
  transform: translate(-50%, -50%);
  width: 22px;
  height: 22px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.72rem;
  font-weight: 800;
  color: #09090b;
  background: var(--accent);
  box-shadow: 0 0 0 3px rgba(9, 9, 11, 0.55);
}

.sfg-keys__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  margin-right: 8px;
  border-radius: 50%;
  font-size: 0.7rem;
  font-weight: 800;
  color: #09090b;
  background: var(--accent);
  vertical-align: 1px;
}

@media (max-width: 600px) {
  .sfg-media-row {
    gap: 16px;
  }

  .sfg-media-row .sfg-media {
    width: calc(50% - 8px);
    max-width: 220px;
  }

  .sfg-media-row .sfg-media:only-child {
    width: min(240px, 70%);
  }

  .sfg-media--aside {
    float: none;
    width: min(260px, 76%);
    margin: 8px auto 24px;
  }
}

/* Under the site header (fixed, --header-height from /styles.css). */
.snagtrax-features-guide {
  padding-top: calc(var(--header-height, 80px) + 40px);
}

/* ------------------------------------------------------------------
 * Task pages and the task hub (added 2026-09-28).
 * ------------------------------------------------------------------ */

.sfg-task { --accent: var(--sfg-color-cyan); }
.sfg-task[data-color="purple"] { --accent: var(--sfg-color-purple); }
.sfg-task[data-color="pink"] { --accent: var(--sfg-color-pink); }
.sfg-task[data-color="orange"] { --accent: var(--sfg-color-orange); }

.sfg-crumbs {
  max-width: 800px;
  margin: 0 auto 24px;
  display: flex;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--sfg-text-secondary);
}

.sfg-crumbs a { color: var(--accent); }

.sfg-section-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin: 48px 0 16px;
}

.sfg-task > section,
.sfg-task > .sfg-bring-get,
.sfg-task > .sfg-flow {
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

/* You bring → you get */
.sfg-bring-get {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 16px;
  align-items: stretch;
}

.sfg-bring-get__card {
  background: var(--sfg-glass-bg);
  border: 1px solid var(--sfg-glass-border);
  border-radius: 16px;
  padding: 18px;
}

.sfg-bring-get__icon {
  display: inline-flex;
  width: 36px;
  height: 36px;
  color: var(--accent);
}

.sfg-bring-get__icon svg { width: 100%; height: 100%; }

.sfg-bring-get__label {
  display: block;
  margin-top: 8px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
}

.sfg-bring-get__card p {
  margin: 4px 0 0;
  color: var(--sfg-text-secondary);
  font-size: 0.95rem;
}

.sfg-bring-get__arrow {
  align-self: center;
  font-size: 1.6rem;
  color: var(--accent);
}

/* The flow diagram: nodes light up one after another. */
.sfg-flow {
  list-style: none;
  padding: 0;
  margin-top: 28px;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px 28px;
}

.sfg-flow__node {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  width: 96px;
  text-align: center;
  font-size: 0.8rem;
  color: var(--sfg-text-secondary);
}

.sfg-flow__node + .sfg-flow__node::before {
  content: "→";
  position: absolute;
  left: -22px;
  top: 16px;
  color: rgba(255, 255, 255, 0.3);
}

.sfg-flow__icon {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--sfg-glass-border);
  animation: sfgFlowPulse 6s ease-in-out infinite;
  animation-delay: calc(var(--i) * 0.6s);
}

.sfg-flow__icon svg { width: 26px; height: 26px; }

@keyframes sfgFlowPulse {
  0%, 18%, 100% { box-shadow: none; background: rgba(255, 255, 255, 0.04); }
  6% { box-shadow: 0 0 0 2px var(--accent); background: rgba(255, 255, 255, 0.1); }
}

/* Watch it: the video with its steps beside it */
.sfg-watch__body {
  display: grid;
  grid-template-columns: minmax(0, 360px) 1fr;
  gap: 28px;
  align-items: start;
}

.sfg-flow-video {
  display: block;
  width: 100%;
  /* The element carries width/height for its ratio before it loads; the
     height attribute would otherwise fix it at 900px, which letterboxed the
     video and, through the ratio, held the column at 720px on a phone. */
  height: auto;
  aspect-ratio: 720 / 900;
  border-radius: 20px;
  background: #000;
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.sfg-flow-video--pending {
  background: repeating-linear-gradient(135deg, rgba(255,255,255,0.03) 0 12px, transparent 12px 24px), #000;
}

.sfg-chapters {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.sfg-chapter {
  width: 100%;
  display: flex;
  gap: 12px;
  align-items: center;
  text-align: left;
  font: inherit;
  font-size: 0.95rem;
  color: var(--sfg-text-primary);
  background: var(--sfg-glass-bg);
  border: 1px solid var(--sfg-glass-border);
  border-radius: 12px;
  padding: 10px 14px;
  cursor: pointer;
}

.sfg-chapter:not([data-t]) { cursor: default; }

.sfg-chapter__num {
  flex: 0 0 26px;
  height: 26px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--accent);
  box-shadow: inset 0 0 0 1px var(--accent);
}

.sfg-chapter.is-current {
  border-color: var(--accent);
  background: rgba(255, 255, 255, 0.07);
}

.sfg-chapter.is-current .sfg-chapter__num {
  color: #09090b;
  background: var(--accent);
}

/* Step by step */
.sfg-task-steps {
  list-style: none;
  counter-reset: sfg-step;
  margin: 0;
  padding: 0;
}

.sfg-task-steps li {
  counter-increment: sfg-step;
  position: relative;
  padding: 0 0 18px 44px;
  color: var(--sfg-text-secondary);
}

.sfg-task-steps li::before {
  content: counter(sfg-step);
  position: absolute;
  left: 0;
  top: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 800;
  color: #09090b;
  background: var(--accent);
}

.sfg-task-steps strong {
  display: block;
  color: var(--sfg-text-primary);
  margin-bottom: 2px;
}

.sfg-task-steps span { display: block; }

/* Other tasks, and the hub on the main page */
.sfg-task-links,
.sfg-hub__grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px;
}

.sfg-task-link {
  display: block;
  padding: 14px 16px;
  border-radius: 14px;
  background: var(--sfg-glass-bg);
  border: 1px solid var(--sfg-glass-border);
  color: var(--sfg-text-primary);
  font-weight: 600;
  text-decoration: none;
}

.sfg-task-link[data-color="cyan"] { border-left: 3px solid var(--sfg-color-cyan); }
.sfg-task-link[data-color="purple"] { border-left: 3px solid var(--sfg-color-purple); }
.sfg-task-link[data-color="pink"] { border-left: 3px solid var(--sfg-color-pink); }
.sfg-task-link[data-color="orange"] { border-left: 3px solid var(--sfg-color-orange); }

.sfg-task-link:hover,
.sfg-task-link:focus-visible {
  background: var(--sfg-glass-bg-hover);
}

@media (prefers-reduced-motion: reduce) {
  .sfg-flow__icon { animation: none; }
}

@media (max-width: 600px) {
  .sfg-bring-get {
    grid-template-columns: 1fr;
  }

  .sfg-bring-get__arrow {
    justify-self: center;
    transform: rotate(90deg);
  }

  .sfg-watch__body {
    grid-template-columns: minmax(0, 1fr);
  }

  .sfg-flow {
    gap: 10px 22px;
  }

  .sfg-flow__node {
    width: 78px;
  }
}

/* Keyboard focus shows (the summary's own outline was removed above). */
.sfg-category__summary:focus-visible,
.sfg-jump__chip:focus-visible,
.sfg-chapter:focus-visible,
.sfg-task-link:focus-visible,
.sfg-clip-toggle:focus-visible,
.sfg-top:focus-visible {
  outline: 2px solid var(--accent, #69f0ae);
  outline-offset: 3px;
}

.sfg-tutorial__title { scroll-margin-top: calc(var(--header-height, 80px) + 16px); }
.sfg-category { scroll-margin-top: calc(var(--header-height, 80px) + 16px); }

/* A clip's pause button: a small round button over its corner. */
.sfg-clip-toggle {
  position: absolute;
  z-index: 2;
  right: 10px;
  bottom: 10px;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.35);
  background: rgba(0, 0, 0, 0.55);
  cursor: pointer;
}

.sfg-clip-toggle::before,
.sfg-clip-toggle::after {
  content: "";
  position: absolute;
  top: 11px;
  width: 4px;
  height: 12px;
  border-radius: 1px;
  background: #fff;
}

.sfg-clip-toggle::before { left: 12px; }
.sfg-clip-toggle::after { left: 18px; }

.sfg-clip-toggle.is-paused::before {
  left: 13px;
  width: 0;
  height: 0;
  border-radius: 0;
  background: none;
  border-style: solid;
  border-width: 7px 0 7px 11px;
  border-color: transparent transparent transparent #fff;
}

.sfg-clip-toggle.is-paused::after { display: none; }

.is-manual .sfg-clip-toggle { display: none; }

/* Back to top */
.sfg-top {
  position: fixed;
  right: 16px;
  bottom: calc(16px + env(safe-area-inset-bottom, 0px));
  z-index: 50;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--sfg-text-primary);
  background: rgba(20, 20, 24, 0.9);
  border: 1px solid var(--sfg-glass-border);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

.sfg-top.is-shown {
  opacity: 1;
  pointer-events: auto;
}

@media (prefers-reduced-motion: reduce) {
  .sfg-category__content { animation: none; }
}

/* Words explained where they are used (terms.js). */
.sfg-term {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  padding: 0;
  margin: 0;
  cursor: help;
  text-decoration: underline dotted;
  text-decoration-color: var(--accent, var(--sfg-color-green));
  text-decoration-thickness: 1.5px;
  text-underline-offset: 3px;
}

.sfg-term[aria-expanded="true"] { color: var(--accent, var(--sfg-color-green)); }

.sfg-term:focus-visible {
  outline: 2px solid var(--accent, var(--sfg-color-green));
  outline-offset: 2px;
  border-radius: 3px;
}

.sfg-tip {
  position: absolute;
  z-index: 60;
  width: max-content;
  max-width: min(320px, calc(100vw - 32px));
  padding: 12px 14px;
  border-radius: 12px;
  background: #18181b;
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.5);
  color: var(--sfg-text-secondary);
  font-size: 0.9rem;
  line-height: 1.45;
  text-align: left;
}

.sfg-tip strong {
  display: block;
  margin-bottom: 4px;
  color: var(--accent, var(--sfg-color-green));
  font-size: 0.95rem;
}

.sfg-tip a {
  display: inline-block;
  margin-top: 8px;
  color: var(--accent, var(--sfg-color-green));
  font-size: 0.85rem;
}

/* The task hub lines up with the quick start under it: the same width, and
   its four tasks side by side where they fit. */
.sfg-hub {
  max-width: 800px;
  margin: 0 auto 28px;
}

.sfg-hub .sfg-hub__grid {
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
}

/* The reference's heading sits on the column its chips and sections use. */
.sfg-reference-title {
  max-width: 800px;
  margin: 40px auto 16px;
}

/* The way out when a page did not answer the question. */
.sfg-stuck {
  max-width: 800px;
  margin: 40px auto 0;
  text-align: center;
  color: var(--sfg-text-secondary);
}

.sfg-stuck a {
  color: var(--accent, var(--sfg-color-green));
}