/* ===================================================================
   HOME PAGE — index.html only
   =================================================================== */

/* Typography utilities used only on homepage */
.tag {
  color: var(--muted);
  margin: 0 0 var(--space-3) 0;
  font-size: var(--font-size-lg);
}

.cta-center {
  text-align: center;
  margin-top: var(--space-4);
}


/* Hero
   ------------------------------------------------------------------- */

.hero-wrapper {
  width: 100%;
  background: var(--overlay-surface);
  border-bottom: 1px solid var(--border);
}

.hero-container {
  max-width: var(--content-width-wide);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
  align-items: center;
  padding: clamp(var(--space-5), 8vw, var(--section-padding-max)) var(--space-3);
}

.hero-content {
  padding-right: var(--space-4);
}

.hero-eyebrow {
  display: block;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--brand);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-tight);
  margin: 0 0 var(--space-2) 0;
  text-align: left;
}

.hero-content h1 {
  font-size: clamp(var(--font-size-2xl), 4.5vw, var(--font-size-3xl));
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  margin: 0 0 var(--space-3) 0;
  text-align: left;
}

.hero-content .tag {
  font-size: clamp(var(--font-size-base), 1.8vw, var(--font-size-lg));
  font-weight: var(--font-weight-normal);
  line-height: var(--line-height-normal);
  margin: 0 0 var(--space-4) 0;
  text-align: left;
}

.hero-ctas {
  display: flex;
  gap: var(--space-2);
  justify-content: flex-start;
  align-items: center;
  flex-wrap: wrap;
}

.hero-image {
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-image img {
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  box-shadow: var(--shadow-hover);
}


/* Carousel
   ------------------------------------------------------------------- */

.carousel {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
}

.carousel-slides {
  position: relative;
  width: 100%;
  overflow: hidden;
}

.carousel-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  opacity: 0;
  transition: opacity 0.5s ease-in-out;
  pointer-events: none;
}

.carousel-slide.active {
  position: relative;
  opacity: 1;
  pointer-events: auto;
}

.carousel-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: transparent;
  color: rgba(0, 0, 0, 0.6);
  border: none;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: color var(--transition-fast);
  z-index: 2;
}

.carousel-arrow:hover {
  color: rgba(0, 0, 0, 0.9);
}

.carousel-arrow svg {
  width: 24px;
  height: 48px;
}

.carousel-arrow-left {
  left: calc(-40px - var(--space-1));
}

.carousel-arrow-right {
  right: calc(-40px - var(--space-1));
}

.carousel-dots {
  display: flex;
  gap: var(--space-1);
}

.carousel-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 2px solid rgba(0, 0, 0, 0.6);
  background: rgba(0, 0, 0, 0.3);
  cursor: pointer;
  transition: background var(--transition-fast);
  padding: 0;
}

.carousel-dot:hover {
  background: rgba(0, 0, 0, 0.6);
}

.carousel-dot.active {
  background: rgba(0, 0, 0, 0.8);
}

/* Dark mode carousel colors */
@media (prefers-color-scheme: dark) {
  .carousel-dot {
    border-color: rgba(255, 255, 255, 0.6);
    background: rgba(255, 255, 255, 0.3);
  }

  .carousel-dot:hover {
    background: rgba(255, 255, 255, 0.6);
  }

  .carousel-dot.active {
    background: white;
  }

  .carousel-arrow {
    color: rgba(255, 255, 255, 0.6);
  }

  .carousel-arrow:hover {
    color: rgba(255, 255, 255, 0.9);
  }
}

/* Manual theme overrides for carousel */
html.theme-dark .carousel-dot {
  border-color: rgba(255, 255, 255, 0.6);
  background: rgba(255, 255, 255, 0.3);
}

html.theme-dark .carousel-dot:hover {
  background: rgba(255, 255, 255, 0.6);
}

html.theme-dark .carousel-dot.active {
  background: white;
}

html.theme-dark .carousel-arrow {
  color: rgba(255, 255, 255, 0.6);
}

html.theme-dark .carousel-arrow:hover {
  color: rgba(255, 255, 255, 0.9);
}

html.theme-light .carousel-dot {
  border-color: rgba(0, 0, 0, 0.6);
  background: rgba(0, 0, 0, 0.3);
}

html.theme-light .carousel-dot:hover {
  background: rgba(0, 0, 0, 0.6);
}

html.theme-light .carousel-dot.active {
  background: rgba(0, 0, 0, 0.8);
}

html.theme-light .carousel-arrow {
  color: rgba(0, 0, 0, 0.6);
}

html.theme-light .carousel-arrow:hover {
  color: rgba(0, 0, 0, 0.9);
}


/* Quick Start Section
   ------------------------------------------------------------------- */

.quickstart-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.quickstart-content h2 {
  font-size: var(--font-size-xl);
  margin: 0;
  text-align: center;
}

.quickstart-list {
  list-style: none;
  counter-reset: quickstart-counter;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
}

.quickstart-list li {
  counter-increment: quickstart-counter;
  position: relative;
  padding-top: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  text-align: center;
}

.quickstart-list li::before {
  content: counter(quickstart-counter);
  position: absolute;
  left: 50%;
  top: 0;
  transform: translateX(-50%);
  width: var(--icon-size-numbered);
  height: var(--icon-size-numbered);
  border-radius: 50%;
  background: var(--numbered-circle-bg);
  color: var(--numbered-circle-text);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-base);
}

.quickstart-list li strong {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--text);
  margin: 0;
}

.quickstart-list li p {
  margin: 0;
  color: var(--muted);
  line-height: var(--line-height-normal);
  font-size: var(--font-size-sm);
}


/* Card
   ------------------------------------------------------------------- */

.card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--overlay-surface);
  padding: var(--space-3);
  box-shadow: var(--shadow);
  backdrop-filter: var(--backdrop-blur-sm);
}


/* Trust Bar
   ------------------------------------------------------------------- */

.trust-bar {
  display: flex;
  flex-wrap: nowrap;
  justify-content: center;
  gap: var(--space-4);
  padding: var(--space-4) 0 var(--space-5);
  border-bottom: 1px solid var(--border);
  margin-bottom: var(--space-5);
  text-align: center;
}
.trust-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  flex: 1 1 0;
  min-width: 0;
}
.trust-stat {
  font-size: var(--font-size-2xl, 1.5rem);
  font-weight: var(--font-weight-bold);
  color: var(--brand);
  line-height: 1.1;
}
.trust-label {
  font-size: var(--font-size-sm);
  color: var(--muted);
}
.trust-quote .trust-label {
  font-size: var(--font-size-base, 1rem);
  font-weight: var(--font-weight-semibold, 600);
  font-style: italic;
  color: var(--brand);
  line-height: 1.3;
}
.trust-source {
  font-size: var(--font-size-xs, 0.75rem);
  color: var(--muted);
}


/* How It Works Section
   ------------------------------------------------------------------- */

.how-it-works {
  margin-top: var(--space-5);
}

.how-it-works h2 {
  text-align: center;
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-2);
}

/* How It Works Diagram (Asset 2) */
.how-it-works-diagram {
  display: block;
  margin: var(--space-5) auto;
  max-width: 960px;
  width: 100%;
}

.how-it-works-diagram img {
  width: 100%;
  height: auto;
  display: block;
}

/* Mobile: Vertical layout */
@media (max-width: 767px) {
  .how-it-works-diagram {
    max-width: 360px;
  }
}

.how-it-works-video {
  max-width: var(--content-width-narrow);
  margin: var(--space-5) auto 0 auto;
  text-align: center;
}

.how-it-works-video h3 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  margin: 0 0 var(--space-3) 0;
  color: var(--text);
}

.how-it-works-video video {
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  box-shadow: var(--shadow-hover);
  background: var(--bg);
}


/* Features Section
   ------------------------------------------------------------------- */

.features-section {
  margin-top: var(--space-5);
}

.features-section h2 {
  text-align: center;
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-4);
}

.feature-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
}

.feature-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--overlay-surface);
  padding: var(--space-3);
  box-shadow: var(--shadow);
  backdrop-filter: var(--backdrop-blur-sm);
  overflow: hidden;
}

.feature-card img {
  width: 100%;
  max-height: 280px;
  object-fit: contain;
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-2);
}

.feature-card h3,
.feature-card h2 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  margin: 0 0 var(--space-1) 0;
}

.feature-card p {
  margin: 0;
  color: var(--muted);
  line-height: var(--line-height-normal);
}


/* Review Modes Section
   ------------------------------------------------------------------- */

.review-modes-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
  align-items: center;
}

.review-modes-text h2 {
  font-size: var(--font-size-xl);
  margin: 0 0 var(--space-2) 0;
  text-align: left;
}

.review-modes-text .section-intro {
  text-align: left;
  margin: 0 0 var(--space-4) 0;
}

.review-modes-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin: 0 0 var(--space-3) 0;
}

.review-mode-description h3 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  margin: 0 0 var(--space-1) 0;
  color: var(--text);
}

.review-mode-description p {
  margin: 0;
  color: var(--muted);
  line-height: var(--line-height-normal);
}

.review-modes-footer {
  text-align: left;
  margin: var(--space-2) 0 0 0;
  color: var(--muted);
  font-size: var(--font-size-base);
  font-style: italic;
}

/* Review Modes Diagram */
.review-modes-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.review-modes-diagram {
  width: 100%;
  max-width: 580px;
  height: auto;
  display: block;
}

/* Diagram theme switching */
.diagram-light {
  display: block;
}

.diagram-dark {
  display: none;
}

@media (prefers-color-scheme: dark) {
  .diagram-light {
    display: none;
  }

  .diagram-dark {
    display: block;
  }
}

/* Manual theme overrides for diagrams */
html.theme-dark .diagram-light {
  display: none;
}

html.theme-dark .diagram-dark {
  display: block;
}

html.theme-light .diagram-light {
  display: block;
}

html.theme-light .diagram-dark {
  display: none;
}

/* Mobile: Stack text and diagram vertically */
@media (max-width: 900px) {
  .review-modes-layout {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }

  .review-modes-text h2 {
    text-align: center;
  }

  .review-modes-text .section-intro {
    text-align: center;
  }

  .review-modes-footer {
    text-align: center;
  }

  .review-modes-visual {
    order: 2;
  }

  .review-modes-diagram {
    max-width: 100%;
  }
}


/* Email Signup & FAQ Sections
   ------------------------------------------------------------------- */

.email-signup {
  margin-top: var(--space-5);
}

.email-signup .card {
  text-align: center;
  padding: var(--space-4);
  max-width: 600px;
  margin: 0 auto;
}

.email-signup h2 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-3);
}

.faq-section {
  margin-top: 0;
}

.faq-section h2 {
  text-align: center;
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-4);
}

.faq-list {
  max-width: var(--content-width-narrow);
  margin: 0 auto;
}

.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--overlay-surface);
  backdrop-filter: var(--backdrop-blur-sm);
  margin-bottom: var(--space-2);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: var(--space-3);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--text);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-2);
  transition: background-color var(--transition-fast);
  font-family: inherit;
}

.faq-question:hover {
  background: var(--overlay-header);
}

.faq-question::after {
  content: '+';
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--brand);
  transition: transform var(--transition-fast);
  flex-shrink: 0;
}

.faq-item.active .faq-question::after {
  content: '−';
  transform: rotate(0deg);
}

.faq-answer {
  display: grid;
  grid-template-rows: 0fr;
  overflow: hidden;
  transition: grid-template-rows 0.3s ease-in-out, padding 0.3s ease-in-out;
}

.faq-item.active .faq-answer {
  grid-template-rows: 1fr;
}

.faq-answer > div {
  min-height: 0;
}

.faq-answer p {
  padding: 0 var(--space-3) var(--space-3) var(--space-3);
  margin: 0;
  color: var(--muted);
  line-height: var(--line-height-normal);
}


/* ===================================================================
   MEDIA QUERIES — Homepage
   =================================================================== */

@media (min-width: 640px) {
  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .quickstart-list {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1000px) {
  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .quickstart-list {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (max-width: 900px) {
  .hero-container {
    grid-template-columns: 1fr;
    gap: var(--space-4);
    padding: var(--space-5) var(--space-3);
  }

  .hero-content {
    padding-right: 0;
    text-align: center;
  }

  .hero-eyebrow {
    text-align: center;
  }

  .hero-content h1 {
    text-align: center;
  }

  .hero-content .tag {
    text-align: center;
  }

  .hero-ctas {
    justify-content: center;
  }

  .hero-image {
    order: -1; /* Move image above text on mobile */
  }

  .trust-bar {
    flex-wrap: wrap;
  }

  .trust-item {
    flex: 1 1 40%;
  }

  .quickstart-list {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }

  .quickstart-list li {
    padding-top: 0;
    padding-left: var(--space-5);
    text-align: left;
  }

  .quickstart-list li::before {
    left: 0;
    transform: none;
  }
}

@media (max-width: 640px) {
  .trust-item {
    flex: 1 1 100%;
  }

  /* Hero mobile adjustments */
  .hero-container {
    padding: var(--space-4) var(--space-2);
  }

  /* Carousel mobile adjustments - hide arrows on mobile */
  .carousel-arrow {
    display: none;
  }
}