/* With help from Cursor */

/* ============================================
   CSS Variables - Light Theme
   ============================================ */
:root {
  --color-primary: #d97756;
  --color-primary-hover: #c4613f;
  --color-secondary: #5A9EC7;
  --color-secondary-hover: #4A8AB3;
  --color-accent: #E8B84A;
  --color-accent-hover: #D4A63E;
  --color-background: #ffffff;
  --color-surface: #faf8f6;
  --color-surface-hover: #f5f1ed;
  --color-border: #e8e2db;
  --color-text: #3d3028;
  --color-text-secondary: #7a6e62;
  --color-text-muted: #a89f94;
  
  --font-display: 'Manrope', sans-serif;
  
  --radius-default: 1rem;
  --radius-lg: 2rem;
  --radius-xl: 3rem;
  --radius-full: 9999px;
}

/* Dark mode - follows system preference */
@media (prefers-color-scheme: dark) {
  :root {
    --color-primary: #e8906f;
    --color-primary-hover: #f0a588;
    --color-secondary: #6bb3d9;
    --color-secondary-hover: #8ac4e3;
    --color-accent: #f0c865;
    --color-accent-hover: #f5d580;
    --color-background: #1a1512;
    --color-surface: #252019;
    --color-surface-hover: #302a21;
    --color-border: #3d352b;
    --color-text: #f5f0eb;
    --color-text-secondary: #c4b8aa;
    --color-text-muted: #8a7e70;
  }
}

/* ============================================
   Base Styles
   ============================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 100px;
}

body {
  font-family: var(--font-display);
  background-color: var(--color-background);
  color: var(--color-text);
  overflow-x: hidden;
  line-height: 1.5;
}

::selection {
  background-color: var(--color-primary);
  color: white;
}

.faq-section ::selection {
  background-color: var(--color-accent);
  color: var(--color-text);
}

.methodology-section ::selection {
  background-color: var(--color-secondary);
  color: white;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color 0.2s ease;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* ============================================
   Layout
   ============================================ */
.page-wrapper {
  position: relative;
  display: flex;
  min-height: 100vh;
  width: 100%;
  flex-direction: column;
}

.container {
  width: 100%;
  max-width: 1024px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.container-narrow {
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ============================================
   Header
   ============================================ */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  width: 100%;
  border-bottom: 1px solid var(--color-border);
  background-color: var(--color-surface);
  backdrop-filter: blur(8px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  max-width: 1024px;
  margin: 0 auto;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-icon {
  display: flex;
  width: 2rem;
  height: 2rem;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  background-color: rgba(217, 119, 86, 0.15);
  color: var(--color-primary);
}

.logo-icon .material-symbols-outlined {
  font-size: 20px;
}

.logo-text {
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--color-text);
}

.nav {
  display: none;
  align-items: center;
  gap: 2rem;
}

.nav-link {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-secondary);
}

.nav-link:hover {
  color: var(--color-primary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.btn-icon {
  display: flex;
  width: 2.5rem;
  height: 2.5rem;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  border: none;
  background: transparent;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.btn-icon:hover {
  background-color: var(--color-surface);
  color: var(--color-primary);
}

.lang-toggle {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-full);
  transition: background-color 0.2s ease;
}

.lang-toggle:hover {
  background-color: var(--color-surface);
}

.lang-option {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-muted);
  transition: color 0.2s ease;
  text-decoration: none;
}

.lang-option:hover {
  color: var(--color-secondary);
}

.lang-option.active {
  color: var(--color-primary);
}

a.lang-option {
  text-decoration: none;
}

.lang-divider {
  font-size: 0.875rem;
  color: var(--color-border);
}

.btn-primary {
  display: flex;
  height: 2.5rem;
  align-items: center;
  justify-content: center;
  padding: 0 1.5rem;
  border-radius: var(--radius-full);
  border: none;
  background-color: var(--color-primary);
  color: white;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: background-color 0.2s ease;
}

.btn-primary:hover {
  background-color: var(--color-primary-hover);
}

.content-link {
  color: var(--color-secondary);
  text-decoration: underline;
}

.content-link:hover {
  color: var(--color-secondary-hover);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
  padding: 3rem 0 5rem;
}

.hero-inner {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  flex: 1;
}

.hero-title {
  font-size: 2.25rem;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.025em;
  color: var(--color-text);
}

.hero-title .highlight {
  color: var(--color-secondary);
}

.hero-title.hero-title-stacked {
  display: flex;
  flex-direction: column;
  font-size: 2.6rem;
}

.hero-title-stacked .line-1 {
  padding-left: 0;
}

.hero-title-stacked .line-2 {
  padding-left: 2.5rem;
}

.hero-title-stacked .line-3 {
  padding-left: 5rem;
}

.hero-subtitle {
  max-width: 600px;
  font-size: 1.25rem;
  font-weight: 400;
  line-height: 1.6;
  color: var(--color-text-secondary);
}

.hero-subtitle-label {
  display: block;
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: 0.25rem;
}

.hero-list {
  list-style: none;
  padding-left: 1.5rem;
  margin: 0;
}

.hero-list li {
  position: relative;
  padding-left: 1.25rem;
}

.hero-list li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--color-accent);
}

.hero-image-wrapper {
  position: relative;
  flex: 1;
}

.flip-card {
  width: 100%;
  perspective: 1000px;
}

.flip-card-inner {
  position: relative;
  width: 100%;
  transition: transform 0.8s;
  transform-style: preserve-3d;
}

.flip-card:hover .flip-card-inner {
  transform: rotateY(180deg);
}

.flip-card-front,
.flip-card-back {
  width: 100%;
  backface-visibility: hidden;
}

.flip-card-back {
  position: absolute;
  top: 0;
  left: 0;
  transform: rotateY(180deg);
}

.hero-image-container {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  border-radius: var(--radius-default);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
}

.hero-image-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.1), transparent, transparent);
  z-index: 10;
}

.hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ============================================
   FAQ Section
   ============================================ */
.faq-section {
  padding: 5rem 0;
}

.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.section-title {
  font-size: 1.875rem;
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--color-text);
}

.section-title::after {
  content: "";
  display: block;
  width: 150px;
  height: 3px;
  background-color: var(--color-accent);
  margin: 0.75rem auto 0;
  border-radius: 2px;
}

.section-subtitle {
  margin-top: 1rem;
  color: var(--color-text-secondary);
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.faq-card {
  display: flex;
  flex-direction: column;
  padding: 1.5rem;
  border-radius: var(--radius-default);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-accent);
  background-color: var(--color-surface);
  transition: box-shadow 0.2s ease;
}

.faq-card:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.faq-card-inner {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.faq-icon {
  margin-top: 0.25rem;
  color: var(--color-accent);
}

.faq-content {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.faq-question {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text);
}

.faq-answer {
  font-size: 1rem;
  line-height: 1.55;
  color: var(--color-text-secondary);
}

.faq-answer p {
  margin-bottom: 0.6em;
}

.faq-answer p:last-child {
  margin-bottom: 0;
}

.faq-list-bullets {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.6em;
}

.faq-list-bullets > li {
  position: relative;
  padding-left: 1.25em;
}

.faq-list-bullets > li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: bold;
}

.faq-list-bullets ul {
  list-style: none;
  padding-left: 1.5em;
  margin-top: 0.4em;
}

.faq-list-bullets ul li {
  position: relative;
  padding-left: 1.25em;
}

.faq-list-bullets ul li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--color-text-muted);
  font-weight: normal;
}

/* ============================================
   Methodology Section
   ============================================ */
.methodology-section {
  width: 100%;
  padding: 4rem 0;
  background-color: var(--color-surface);
}

.methodology-header {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 720px;
  margin: 0 auto 3rem;
}

.methodology-title {
  font-size: 1.875rem;
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-text);
  text-align: center;
}

.methodology-title::after {
  content: "";
  display: block;
  width: 150px;
  height: 3px;
  background-color: var(--color-secondary);
  margin: 0.75rem auto 0;
  border-radius: 2px;
}

.methodology-subtitle {
  font-size: 1.125rem;
  color: var(--color-text-secondary);
}

.methodology-grid {
  display: flex;
  gap: 1.5rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-bottom: 1rem;
  -webkit-overflow-scrolling: touch;
}

.methodology-grid::-webkit-scrollbar {
  height: 6px;
}

.methodology-grid::-webkit-scrollbar-track {
  background: var(--color-border);
  border-radius: 3px;
}

.methodology-grid::-webkit-scrollbar-thumb {
  background: var(--color-secondary);
  border-radius: 3px;
}

.methodology-card {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: 2rem;
  border-radius: var(--radius-default);
  border: 1px solid var(--color-border);
  border-bottom: 3px solid var(--color-secondary);
  background-color: var(--color-background);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  min-width: 280px;
  max-width: 350px;
  flex-shrink: 0;
  scroll-snap-align: start;
}

.methodology-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.08);
}

.methodology-card-icon {
  display: flex;
  width: 3rem;
  height: 3rem;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  background-color: rgba(217, 119, 86, 0.12);
  color: var(--color-primary);
}

.methodology-card-icon.icon-accent {
  background-color: rgba(232, 184, 74, 0.15);
  color: var(--color-accent);
}

.methodology-card-icon.icon-secondary {
  background-color: rgba(90, 158, 199, 0.15);
  color: var(--color-secondary);
}

.methodology-card-content {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.testimonial-quote {
  font-size: 1.1rem;
  font-style: italic;
  line-height: 1.6;
  color: var(--color-text);
}

.testimonial-author {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  margin-top: 0.5rem;
}

/* Expandable testimonial card */
.expandable-card {
  transition: all 0.3s ease;
}

.expandable-card .testimonial-quote {
  font-style: normal;
}

.expandable-card .quote-short {
  display: inline;
}

.expandable-card .quote-full {
  display: none;
}

.expandable-card:hover .quote-short {
  display: none;
}

.expandable-card:hover .quote-full {
  display: inline;
}

.methodology-card-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text);
}

.methodology-card-text {
  color: var(--color-text-secondary);
}

/* ============================================
   Footer
   ============================================ */
.footer {
  margin-top: auto;
  width: 100%;
  padding: 2rem 0;
  border-top: 1px solid var(--color-border);
  background-color: var(--color-surface);
}

.footer-content {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

@media (min-width: 768px) {
  .footer-content {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

.footer-top {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1.5rem;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.footer-logo-icon {
  display: flex;
  width: 1.5rem;
  height: 1.5rem;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  background-color: rgba(217, 119, 86, 0.15);
  color: var(--color-primary);
}

.footer-logo-icon .material-symbols-outlined {
  font-size: 16px;
}

.footer-logo-text {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text);
}

.footer-social {
  display: flex;
  gap: 1.5rem;
}

.footer-social-link {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}

.footer-social-link:hover {
  color: var(--color-primary);
}

.footer-bottom {
  display: flex;
  flex-direction: column;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
}

.footer-copyright {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.footer-links {
  display: flex;
  gap: 1.5rem;
  margin-top: 1rem;
}

.footer-link {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}

.footer-link:hover {
  color: var(--color-secondary);
}

/* ============================================
   Floating Chat Button
   ============================================ */
.chat-button {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 50;
  display: flex;
  width: 3.5rem;
  height: 3.5rem;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  border: none;
  background-color: var(--color-primary);
  color: white;
  box-shadow: 0 10px 25px rgba(217, 119, 86, 0.3);
  cursor: pointer;
  transition: transform 0.2s ease, background-color 0.2s ease;
}

.chat-button:hover {
  transform: scale(1.1);
  background-color: var(--color-primary-hover);
}

.chat-button .material-symbols-outlined {
  font-size: 28px;
}

/* ============================================
   Responsive Styles
   ============================================ */
@media (min-width: 768px) {
  .nav {
    display: flex;
  }
  
  .section-title {
    font-size: 2.25rem;
  }
  
  .methodology-title {
    font-size: 2.25rem;
  }
  
  
  .faq-card {
    padding: 2rem;
  }
  
  .footer-top {
    flex-direction: row;
    align-items: center;
  }
  
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
  }
  
  .footer-links {
    margin-top: 0;
  }
}

@media (min-width: 1024px) {
  .container {
    padding: 0 2.5rem;
  }
  
  .container-narrow {
    padding: 0 2.5rem;
  }
  
  .header-inner {
    padding: 1rem 2.5rem;
  }
  
  .hero {
    padding: 5rem 0;
  }
  
  .hero-inner {
    flex-direction: row;
    align-items: center;
    gap: 1.5rem;
  }
  
  .hero-content {
    gap: 2rem;
  }
  
  .hero-title {
    font-size: 3.75rem;
  }
  
}

@media (min-width: 640px) {
  .hero-title {
    font-size: 3rem;
  }
}

/* Small screen handling */
@media (max-width: 360px) {
  .header-actions {
    gap: 0.5rem;
  }
  
  .btn-primary {
    padding: 0 1rem;
    font-size: 0.875rem;
  }
  
  .logo-text {
    font-size: 1rem;
  }
}