/* sections.css – Section-specific styles */

/* ============================================
   BACK TO TOP BUTTON
   ============================================ */

.back-to-top {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-10);
  padding: var(--space-2) var(--space-4);
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-text-muted);
  text-decoration: none;
  border-radius: var(--radius-full);
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.back-to-top:hover {
  color: var(--color-primary);
  background-color: var(--color-primary-light);
}

.back-to-top:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}

.back-to-top svg {
  transition: transform var(--transition-fast);
}

.back-to-top:hover svg {
  transform: translateY(-2px);
}

/* ============================================
   FAQ SECTION
   ============================================ */

.faq__container {
  max-width: var(--container-narrow);
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.faq__item {
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  transition: box-shadow var(--transition-normal);
}

.faq__item:hover {
  box-shadow: var(--shadow-card-hover);
}

.faq__question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-5) var(--space-6);
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  color: var(--color-text);
  cursor: pointer;
  list-style: none;
  user-select: none;
  transition: background-color var(--transition-fast);
}

.faq__question::-webkit-details-marker {
  display: none;
}

.faq__question:hover {
  background-color: var(--color-surface-2);
}

.faq__question:focus-visible {
  outline: none;
  box-shadow: inset var(--focus-ring);
}

.faq__question span {
  flex: 1;
}

.faq__icon {
  flex-shrink: 0;
  color: var(--color-primary);
  transition: transform var(--transition-normal);
}

.faq__item[open] .faq__icon {
  transform: rotate(45deg);
}

.faq__answer {
  padding: 0 var(--space-6) var(--space-6);
}

.faq__answer p {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
}

.faq__answer p strong {
  color: var(--color-text);
}

/* ============================================
   ARTICLE TRUST SIGNALS
   ============================================ */

.article-author {
  display: grid;
  gap: var(--space-2);
  padding: var(--space-5);
  margin-block: var(--space-10);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.article-author__eyebrow {
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--color-primary);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
}

.article-author__title {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  color: var(--color-text);
}

.article-author__text {
  margin: 0;
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
}

.practice-note {
  padding: var(--space-5);
  background: rgba(103, 232, 249, 0.06);
  border-left: 3px solid var(--color-primary);
  border-radius: var(--radius-lg);
}

.practice-note p {
  margin-bottom: 0;
}

/* ============================================
   SEO HUB CONTENT
   ============================================ */

.hub-copy {
  max-width: 920px;
  margin: var(--space-10) auto 0;
  display: grid;
  gap: var(--space-8);
}

.hub-copy__lead {
  font-size: var(--text-lg);
  line-height: 1.75;
  color: var(--color-text-muted);
}

.hub-copy h2 {
  margin-bottom: var(--space-3);
  font-size: var(--text-2xl);
  color: var(--color-text);
}

.hub-copy h3 {
  margin-bottom: var(--space-2);
  font-size: var(--text-lg);
  color: var(--color-text);
}

.hub-copy p {
  margin-bottom: var(--space-4);
  color: var(--color-text-muted);
  line-height: 1.75;
}

.hub-path {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-4);
}

.hub-path__item {
  padding: var(--space-5);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.hub-path__step {
  display: inline-flex;
  margin-bottom: var(--space-3);
  color: var(--color-primary);
  font-size: var(--text-sm);
  font-weight: var(--weight-bold);
}

.hub-list {
  display: grid;
  gap: var(--space-3);
  padding-left: var(--space-5);
  color: var(--color-text-muted);
  line-height: 1.7;
}

.hub-faq {
  display: grid;
  gap: var(--space-4);
}

.hub-faq details {
  padding: var(--space-4) var(--space-5);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.hub-faq summary {
  color: var(--color-text);
  font-weight: var(--weight-bold);
  cursor: pointer;
}

.hub-faq p {
  margin: var(--space-3) 0 0;
}

@media (max-width: 760px) {
  .hub-path {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   HERO
   ============================================ */

.hero {
  min-height: 100svh;
  min-height: 100vh;
  background:
    linear-gradient(90deg, rgba(255,255,255,0.055) 1px, transparent 1px),
    linear-gradient(180deg, rgba(255,255,255,0.045) 1px, transparent 1px),
    var(--gradient-hero);
  background-size: 72px 72px, 72px 72px, auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding-top: var(--nav-height);
}

.hero__content {
  position: relative;
  z-index: var(--z-base);
  padding-block: var(--space-16) 0;
  display: grid;
  grid-template-columns: 1fr 200px;
  align-items: flex-end;
  gap: var(--space-4);
}

.hero__text {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-6);
  text-align: left;
  padding-bottom: var(--space-12);
}

.hero__figure {
  flex-shrink: 0;
  align-self: flex-end;
}

.hero__figure img {
  display: block;
  width: 100%;
}

@media (max-width: 768px) {
  .hero__content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero__text {
    align-items: center;
    text-align: center;
    padding-bottom: 0;
  }

  .hero__figure {
    width: 180px;
    margin: 0 auto;
  }
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: rgba(255, 255, 255, 0.9);
  letter-spacing: var(--tracking-wide);
  backdrop-filter: blur(4px);
}

.hero__badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #67E8F9;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(0.85); }
}

.hero__headline {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 7vw, 4rem);
  font-weight: var(--weight-bold);
  line-height: 1.1;
  letter-spacing: 0;
  color: #FFFFFF;
  max-width: 800px;
}

.hero__headline-accent {
  background: linear-gradient(90deg, #67E8F9 0%, #FB923C 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__subtext {
  font-size: clamp(1rem, 1.35vw, 1.13rem);
  color: rgba(255, 255, 255, 0.78);
  line-height: var(--leading-relaxed);
  max-width: 600px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  justify-content: center;
  margin-top: var(--space-2);
}

.hero__scroll-hint {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  color: rgba(255, 255, 255, 0.4);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wide);
}

.hero__scroll-arrow {
  width: 24px;
  height: 24px;
  border-right: 2px solid rgba(255,255,255,0.3);
  border-bottom: 2px solid rgba(255,255,255,0.3);
  transform: rotate(45deg);
  animation: scrollBounce 1.8s ease-in-out infinite;
}

@keyframes scrollBounce {
  0%, 100% { transform: rotate(45deg) translateY(0); opacity: 0.4; }
  50% { transform: rotate(45deg) translateY(6px); opacity: 0.8; }
}

/* ============================================
   THEMEN SECTION
   ============================================ */

#themen {
  background-color: var(--color-surface);
}

/* ============================================
   HUB LEARNING PATHS
   ============================================ */

.hub-outcomes {
  display: grid;
  gap: var(--space-4);
  margin-top: var(--space-5);
}

@media (min-width: 720px) {
  .hub-outcomes {
    grid-template-columns: repeat(2, 1fr);
  }
}

.hub-outcomes__item {
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
}

.hub-outcomes__label {
  display: block;
  margin-bottom: var(--space-2);
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-text);
}

.hub-related {
  display: grid;
  gap: var(--space-4);
  margin-top: var(--space-6);
}

@media (min-width: 720px) {
  .hub-related {
    grid-template-columns: repeat(3, 1fr);
  }
}

.hub-related__link {
  display: block;
  padding: var(--space-5);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-card);
  color: inherit;
  text-decoration: none;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
}

.hub-related__link:hover {
  transform: translateY(-2px);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-card-hover);
  text-decoration: none;
}

.hub-related__label {
  display: block;
  margin-bottom: var(--space-2);
  font-family: var(--font-heading);
  font-weight: var(--weight-semibold);
  color: var(--color-text);
}

.hub-related__desc {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
}

/* ============================================
   SEKUNDAERE THEMEN
   ============================================ */

.secondary-topics {
  max-width: var(--container-narrow);
  margin-inline: auto;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  justify-content: center;
}

.secondary-topic {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-strong);
  background-color: var(--color-surface);
  color: var(--color-text-muted);
  text-decoration: none;
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  transition: color var(--transition-fast), border-color var(--transition-fast), background-color var(--transition-fast);
}

.secondary-topic:hover {
  color: var(--color-text);
  border-color: var(--color-primary);
  background-color: var(--color-primary-light);
}

.secondary-topic:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}

/* ============================================
   FEATURE SECTIONS (shared)
   ============================================ */

.section__badge--n8n {
  --badge-bg: #FFF7ED;
  --badge-color: #C2410C;
}

.section__badge--claude {
  --badge-bg: #FFFBEB;
  --badge-color: #92400E;
}

.section__badge--antigravity {
  --badge-bg: #F5F3FF;
  --badge-color: #5B21B6;
}

.section__badge--comfyui {
  --badge-bg: var(--color-primary-light);
  --badge-color: var(--color-primary-dark);
}

.section__badge--ollama {
  --badge-bg: #F0FDF4;
  --badge-color: #15803D;
}

.section__badge--hosting {
  --badge-bg: #F8FAFC;
  --badge-color: #334155;
}

.section__badge--docker {
  --badge-bg: #E0F2FE;
  --badge-color: #0E7490;
}

/* Feature list colors per section */
#n8n .feature__list li::before          { background-color: var(--color-n8n); }
#claude-code .feature__list li::before  { background-color: var(--color-claude); }
#antigravity .feature__list li::before  { background-color: var(--color-antigravity); }
#comfyui .feature__list li::before      { background-color: var(--color-comfyui); }
#ollama .feature__list li::before       { background-color: var(--color-ollama); }
#hosting .feature__list li::before      { background-color: var(--color-hosting); }
#docker .feature__list li::before       { background-color: var(--color-docker); }
#whisper .feature__list li::before      { background-color: #0284C7; }
#openwebui .feature__list li::before    { background-color: #7C3AED; }
#midjourney .feature__list li::before   { background-color: #DB2777; }

/* Feature button colors per section. This file loads after components.css. */
#n8n .feature__text .btn--primary {
  background: var(--color-n8n, #FF6D00) !important;
  border-color: var(--color-n8n, #FF6D00) !important;
  color: #FFFFFF !important;
}

#claude-code .feature__text .btn--primary {
  background: var(--color-claude, #D97706) !important;
  border-color: var(--color-claude, #D97706) !important;
  color: #FFFFFF !important;
}

#whisper .feature__text .btn--primary {
  background: #0284C7 !important;
  border-color: #0284C7 !important;
  color: #FFFFFF !important;
}

#docker .feature__text .btn--primary {
  background: var(--color-docker, #0DB7ED) !important;
  border-color: var(--color-docker, #0DB7ED) !important;
  color: #FFFFFF !important;
}

@media (max-width: 767px) {
  .feature__text.reveal-on-scroll {
    opacity: 1;
    transform: none;
  }
}

/* Visual placeholder backgrounds per section */
#n8n .feature__visual-placeholder {
  --placeholder-bg: linear-gradient(135deg, #FFF7ED, #FFEDD5);
}
#claude-code .feature__visual-placeholder {
  --placeholder-bg: linear-gradient(135deg, #FFFBEB, #FEF3C7);
}
#antigravity .feature__visual-placeholder {
  --placeholder-bg: linear-gradient(135deg, #F5F3FF, #EDE9FE);
}
#comfyui .feature__visual-placeholder {
  --placeholder-bg: linear-gradient(135deg, #ECFEFF, #CFFAFE);
}
#ollama .feature__visual-placeholder {
  --placeholder-bg: linear-gradient(135deg, #F0FDF4, #DCFCE7);
}
#hosting .feature__visual-placeholder {
  --placeholder-bg: linear-gradient(135deg, #F8FAFC, #F1F5F9);
}
#docker .feature__visual-placeholder {
  --placeholder-bg: linear-gradient(135deg, #E0F2FE, #BAE6FD);
}

/* ============================================
   NEWSLETTER SECTION
   ============================================ */

.project-family {
  background: linear-gradient(180deg, var(--color-surface), var(--color-bg));
}

.project-family__layout {
  display: grid;
  gap: var(--space-8);
  align-items: center;
  padding: clamp(var(--space-6), 4vw, var(--space-10));
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  background: var(--color-surface);
  box-shadow: var(--shadow-card);
}

@media (min-width: 900px) {
  .project-family__layout {
    grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
  }
}

.project-family__links {
  display: grid;
  gap: var(--space-3);
}

.project-family__link {
  display: grid;
  gap: var(--space-1);
  padding: var(--space-5);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, #FFFFFF, var(--color-surface));
  color: inherit;
  text-decoration: none;
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal), transform var(--transition-normal);
}

.project-family__link:hover,
.project-family__link:focus-visible {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-card-hover);
  color: inherit;
  text-decoration: none;
  transform: translateY(-2px);
}

.project-family__label {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-bold);
  color: var(--color-text);
}

.project-family__text {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
}

.trust-section {
  background: var(--color-bg);
}

.trust-section__layout {
  display: grid;
  gap: var(--space-8);
  align-items: start;
}

@media (min-width: 920px) {
  .trust-section__layout {
    grid-template-columns: minmax(0, 1fr) minmax(360px, 0.8fr);
  }
}

.trust-section__copy {
  max-width: 720px;
}

.trust-section__facts {
  display: grid;
  gap: var(--space-3);
  margin: 0;
}

.trust-section__facts div {
  padding: var(--space-5);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  box-shadow: var(--shadow-card);
}

.trust-section__facts dt {
  margin-bottom: var(--space-2);
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-bold);
  color: var(--color-text);
}

.trust-section__facts dd {
  margin: 0;
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
}

#newsletter {
  background: var(--color-bg);
}

.newsletter__card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: clamp(var(--space-8), 5vw, var(--space-16));
  text-align: center;
  box-shadow: var(--shadow-card);
}

#newsletter .section__badge {
  --badge-bg: var(--color-primary-light);
  --badge-color: var(--color-primary-dark);
  margin-inline: auto;
}

.newsletter__title {
  font-family: var(--font-heading);
  font-size: clamp(var(--text-2xl), 4vw, var(--text-4xl));
  font-weight: var(--weight-bold);
  color: var(--color-text);
  margin-bottom: var(--space-4);
  letter-spacing: 0;
}

.newsletter__desc {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-8);
  max-width: 480px;
  margin-inline: auto;
}

#newsletter .newsletter__input {
  background-color: #FFFFFF;
}

#newsletter .newsletter__hint {
  color: var(--color-text-subtle);
}

#newsletter .newsletter__hint[data-state] {
  color: inherit;
  background-clip: padding-box;
  backdrop-filter: blur(10px);
  max-width: 640px;
  margin-inline: auto;
}

#newsletter .newsletter__hint[data-state="success"] {
  background: linear-gradient(135deg, rgba(236, 253, 245, 0.98), rgba(209, 250, 229, 0.98));
  border-color: rgba(52, 211, 153, 0.95);
}

#newsletter .newsletter__hint[data-state="duplicate"] {
  background: linear-gradient(135deg, rgba(255, 241, 242, 0.98), rgba(255, 228, 230, 0.98));
  border-color: rgba(251, 113, 133, 0.95);
}

#newsletter .newsletter__hint[data-state="error"] {
  background: linear-gradient(135deg, rgba(255, 247, 237, 0.98), rgba(254, 215, 170, 0.98));
  border-color: rgba(251, 146, 60, 0.95);
}