:root {
  --color-primary: #C920DF;
  --color-secondary: #6D2277;
  --color-accent: #E989F5;
  --color-success: #059669;
  --color-warning: #D97706;
  --color-error: #DC2626;
  --color-neutral: #F8FAFC;
  --color-text: #111827;
  --color-text-light: #6B7280;
  --color-bg: #FFFFFF;
  --color-bg-alt: #F9FAFB;

  --spacing-xs: 10px;
  --spacing-sm: 16px;
  --spacing-md: 26px;
  --spacing-lg: 42px;
  --spacing-xl: 68px;
  --spacing-xxl: 110px;

  --font-primary: 'Source Sans Pro', sans-serif;
  --font-secondary: Georgia, serif;

  --font-xs: 11px;
  --font-sm: 16px;
  --font-base: 23px;
  --font-lg: 32px;
  --font-xl: 45px;
  --font-xxl: 64px;
  --font-hero: 90px;

  --breakpoint-mobile: 576px;
  --breakpoint-tablet: 768px;
  --breakpoint-desktop: 992px;
  --breakpoint-wide: 1200px;

  --max-width: 1140px;
  --gutter: 30px;

  --transition-speed: 0.3s;
  --border-radius: 4px;
  --box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-primary);
  font-size: var(--font-base);
  line-height: 1.5;
  margin: 0;
  padding: 0;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-speed) ease;
}

a:hover {
  color: var(--color-accent);
}

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

.container {
  margin-left: auto;
  margin-right: auto;
  max-width: var(--max-width);
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}

.container--fluid {
  max-width: 100%;
}

.navbar {
  background: var(--color-bg);
  border-bottom: 1px solid #E5E7EB;
  padding: var(--spacing-sm) 0;
  position: relative;
  width: 100%;
  z-index: 1000;
}

.navbar .container {
  align-items: center;
  display: flex;
  justify-content: space-between;
}

.navbar__logo {
  color: var(--color-primary);
  font-family: var(--font-secondary);
  font-size: var(--font-lg);
  font-weight: 700;
  letter-spacing: -0.5px;
}

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

.main-nav {
  align-items: center;
  display: flex;
  gap: var(--spacing-md);
}

.nav-list {
  align-items: center;
  display: flex;
  gap: var(--spacing-md);
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-item {
  margin: 0;
}

.nav-link {
  color: var(--color-text);
  display: block;
  font-size: var(--font-sm);
  font-weight: 600;
  padding: var(--spacing-xs) var(--spacing-sm);
  position: relative;
  transition: color var(--transition-speed) ease;
}

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

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

.nav-link.active::after {
  background: var(--color-primary);
  bottom: -2px;
  content: '';
  height: 2px;
  left: var(--spacing-sm);
  position: absolute;
  right: var(--spacing-sm);
}

.mobile-menu-toggle {
  background: none;
  border: none;
  color: var(--color-text);
  cursor: pointer;
  display: none;
  font-size: 28px;
  padding: var(--spacing-xs);
  position: absolute;
  right: var(--spacing-md);
  top: 50%;
  transform: translateY(-50%);
  z-index: 1001;
}

.header-main {
  align-items: center;
  background-attachment: fixed;
  background-position: center center;
  background-size: cover;
  display: flex;
  min-height: 500px;
  padding: var(--spacing-xxl) 0;
  position: relative;
}

.header-main::before {
  background: linear-gradient(135deg, rgba(201, 32, 223, 0.85), rgba(109, 34, 119, 0.85));
  content: '';
  height: 100%;
  left: 0;
  position: absolute;
  top: 0;
  width: 100%;
  z-index: 1;
}

.header-main .container {
  position: relative;
  z-index: 2;
}

.header-main__content {
  color: #FFFFFF;
  max-width: 700px;
}

.header-main__title {
  font-family: var(--font-secondary);
  font-size: var(--font-hero);
  font-weight: 700;
  letter-spacing: -1px;
  line-height: 1.1;
  margin-bottom: var(--spacing-md);
}

.header-main__subtitle {
  font-size: var(--font-xl);
  font-weight: 400;
  line-height: 1.3;
  margin-bottom: var(--spacing-lg);
}

.header-main__text {
  font-size: var(--font-lg);
  line-height: 1.6;
  margin-bottom: var(--spacing-lg);
}

.content-section {
  padding: var(--spacing-xxl) 0;
}

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

.content-section__header {
  margin-bottom: var(--spacing-xl);
  text-align: center;
}

.content-section__title {
  color: var(--color-secondary);
  font-family: var(--font-secondary);
  font-size: var(--font-xxl);
  font-weight: 700;
  letter-spacing: -0.5px;
  line-height: 1.2;
  margin-bottom: var(--spacing-sm);
}

.content-section__subtitle {
  color: var(--color-text-light);
  font-size: var(--font-lg);
  line-height: 1.4;
  margin: 0 auto;
  max-width: 700px;
}

.content-grid {
  display: grid;
  gap: var(--spacing-lg);
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  margin-bottom: var(--spacing-lg);
}

.grid-layout--l-shape {
  display: grid;
  gap: var(--spacing-lg);
  grid-template-areas:
    "main main side"
    "main main side";
  grid-template-columns: 2fr 2fr 1fr;
}

.grid-layout__main {
  grid-area: main;
}

.grid-layout__side {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  grid-area: side;
}

.info-card {
  background: var(--color-bg);
  border: 1px solid #E5E7EB;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: box-shadow var(--transition-speed) ease, transform var(--transition-speed) ease;
}

.info-card:hover {
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
  transform: translateY(-4px);
}

.info-card__image {
  height: 240px;
  object-fit: cover;
  width: 100%;
}

.info-card__content {
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  padding: var(--spacing-lg);
}

.info-card__title {
  color: var(--color-secondary);
  font-family: var(--font-secondary);
  font-size: var(--font-xl);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: var(--spacing-sm);
}

.info-card__text {
  color: var(--color-text);
  flex-grow: 1;
  font-size: var(--font-sm);
  line-height: 1.6;
  margin-bottom: var(--spacing-md);
}

.info-card__link {
  align-self: flex-start;
  color: var(--color-primary);
  font-weight: 600;
  margin-top: auto;
}

.info-card__link:hover {
  color: var(--color-accent);
}

.detail-box {
  background: var(--color-bg);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  margin-bottom: var(--spacing-md);
  padding: var(--spacing-lg);
}

.detail-box__title {
  color: var(--color-secondary);
  font-size: var(--font-lg);
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
}

.detail-box__text {
  color: var(--color-text);
  font-size: var(--font-sm);
  line-height: 1.6;
}

.vertical-scroll-section {
  background: var(--color-bg-alt);
  padding: var(--spacing-xxl) 0;
}

.vertical-scroll-section .container {
  display: grid;
  gap: var(--spacing-xl);
  grid-template-columns: 1fr 1fr;
}

.vertical-scroll__content {
  padding-right: var(--spacing-lg);
}

.vertical-scroll__images {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  height: 600px;
  overflow-y: auto;
  padding-right: var(--spacing-sm);
}

.vertical-scroll__images::-webkit-scrollbar {
  width: 8px;
}

.vertical-scroll__images::-webkit-scrollbar-track {
  background: #E5E7EB;
  border-radius: 4px;
}

.vertical-scroll__images::-webkit-scrollbar-thumb {
  background: var(--color-primary);
  border-radius: 4px;
}

.vertical-scroll__image {
  border-radius: var(--border-radius);
  height: auto;
  width: 100%;
}

.action-button {
  background: var(--color-primary);
  border: 2px solid var(--color-primary);
  border-radius: var(--border-radius);
  color: #FFFFFF;
  cursor: pointer;
  display: inline-block;
  font-family: var(--font-primary);
  font-size: var(--font-sm);
  font-weight: 600;
  padding: var(--spacing-sm) var(--spacing-lg);
  text-align: center;
  transition: background var(--transition-speed) ease, border-color var(--transition-speed) ease, color var(--transition-speed) ease, transform var(--transition-speed) ease;
}

.action-button:hover {
  background: var(--color-secondary);
  border-color: var(--color-secondary);
  color: #FFFFFF;
  transform: translateY(-2px);
}

.action-button--secondary {
  background: transparent;
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.action-button--secondary:hover {
  background: var(--color-primary);
  color: #FFFFFF;
}

.action-button--large {
  font-size: var(--font-lg);
  padding: var(--spacing-md) var(--spacing-xl);
}

.form-container {
  background: var(--color-bg);
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  margin: 0 auto;
  max-width: 600px;
  padding: var(--spacing-xl);
}

.form-group {
  margin-bottom: var(--spacing-lg);
}

.form-label {
  color: var(--color-text);
  display: block;
  font-size: var(--font-sm);
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
}

.form-input,
.form-textarea,
.form-select {
  background: var(--color-bg);
  border: 2px solid #E5E7EB;
  border-radius: var(--border-radius);
  color: var(--color-text);
  font-family: var(--font-primary);
  font-size: var(--font-sm);
  padding: var(--spacing-sm);
  transition: border-color var(--transition-speed) ease;
  width: 100%;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  border-color: var(--color-primary);
  outline: none;
}

.form-textarea {
  min-height: 150px;
  resize: vertical;
}

.testimonial-section {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  padding: var(--spacing-xxl) 0;
}

.testimonial-section .content-section__title,
.testimonial-section .content-section__subtitle {
  color: #FFFFFF;
}

.testimonial-card {
  background: rgba(255, 255, 255, 0.95);
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  margin-bottom: var(--spacing-lg);
  padding: var(--spacing-lg);
}

.testimonial-card__quote {
  color: var(--color-text);
  font-family: var(--font-secondary);
  font-size: var(--font-lg);
  font-style: italic;
  line-height: 1.6;
  margin-bottom: var(--spacing-md);
}

.testimonial-card__author {
  color: var(--color-text-light);
  font-size: var(--font-sm);
  font-weight: 600;
  text-align: right;
}

.faq-section {
  padding: var(--spacing-xxl) 0;
}

.faq-item {
  border-bottom: 1px solid #E5E7EB;
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-md);
}

.faq-item:last-child {
  border-bottom: none;
}

.faq-item__question {
  color: var(--color-secondary);
  cursor: pointer;
  font-size: var(--font-lg);
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  padding-right: var(--spacing-lg);
  position: relative;
}

.faq-item__question::after {
  color: var(--color-primary);
  content: '+';
  font-size: var(--font-xl);
  font-weight: 700;
  line-height: 1;
  position: absolute;
  right: 0;
  top: 0;
  transition: transform var(--transition-speed) ease;
}

.faq-item__question.active::after {
  content: '−';
}

.faq-item__answer {
  color: var(--color-text);
  display: none;
  font-size: var(--font-sm);
  line-height: 1.6;
  padding-left: var(--spacing-md);
}

.faq-item__answer.active {
  display: block;
}

.team-grid {
  display: grid;
  gap: var(--spacing-xl);
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.team-member {
  text-align: center;
}

.team-member__image {
  border: 4px solid var(--color-accent);
  border-radius: 50%;
  height: 200px;
  margin: 0 auto var(--spacing-md);
  object-fit: cover;
  width: 200px;
}

.team-member__name {
  color: var(--color-secondary);
  font-family: var(--font-secondary);
  font-size: var(--font-xl);
  font-weight: 700;
  margin-bottom: var(--spacing-xs);
}

.team-member__role {
  color: var(--color-primary);
  font-size: var(--font-sm);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.team-member__bio {
  color: var(--color-text);
  font-size: var(--font-sm);
  line-height: 1.6;
}

.footer {
  background: var(--color-secondary);
  color: #FFFFFF;
  padding: var(--spacing-xxl) 0 var(--spacing-lg);
}

.footer__content {
  display: grid;
  gap: var(--spacing-xl);
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  margin-bottom: var(--spacing-xl);
}

.footer__section-title {
  border-bottom: 2px solid var(--color-accent);
  font-family: var(--font-secondary);
  font-size: var(--font-lg);
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-xs);
}

.footer__text {
  font-size: var(--font-sm);
  line-height: 1.6;
  margin-bottom: var(--spacing-sm);
}

.footer__link {
  color: #FFFFFF;
  display: block;
  font-size: var(--font-sm);
  margin-bottom: var(--spacing-xs);
  transition: color var(--transition-speed) ease;
}

.footer__link:hover {
  color: var(--color-accent);
}

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  padding-top: var(--spacing-lg);
  text-align: center;
}

.footer__copyright {
  color: rgba(255, 255, 255, 0.8);
  font-size: var(--font-xs);
}

.video-container {
  background: #000000;
  border-radius: var(--border-radius);
  margin-bottom: var(--spacing-lg);
  overflow: hidden;
  position: relative;
  width: 100%;
}

.video-container::before {
  content: '';
  display: block;
  padding-top: 56.25%;
}

.video-container video {
  height: 100%;
  left: 0;
  object-fit: cover;
  position: absolute;
  top: 0;
  width: 100%;
}

.portfolio-grid {
  display: grid;
  gap: var(--spacing-lg);
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
}

.portfolio-item {
  overflow: hidden;
  position: relative;
}

.portfolio-item__image {
  border-radius: var(--border-radius);
  transition: transform var(--transition-speed) ease;
  width: 100%;
}

.portfolio-item:hover .portfolio-item__image {
  transform: scale(1.05);
}

.portfolio-item__overlay {
  align-items: center;
  background: linear-gradient(135deg, rgba(201, 32, 223, 0.9), rgba(109, 34, 119, 0.9));
  border-radius: var(--border-radius);
  bottom: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  left: 0;
  opacity: 0;
  padding: var(--spacing-lg);
  position: absolute;
  right: 0;
  top: 0;
  transition: opacity var(--transition-speed) ease;
}

.portfolio-item:hover .portfolio-item__overlay {
  opacity: 1;
}

.portfolio-item__title {
  color: #FFFFFF;
  font-family: var(--font-secondary);
  font-size: var(--font-xl);
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
}

.portfolio-item__description {
  color: #FFFFFF;
  font-size: var(--font-sm);
  text-align: center;
}

.cta-banner {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  border-radius: var(--border-radius);
  margin: var(--spacing-xxl) 0;
  padding: var(--spacing-xxl) var(--spacing-xl);
  text-align: center;
}

.cta-banner__title {
  color: #FFFFFF;
  font-family: var(--font-secondary);
  font-size: var(--font-xxl);
  font-weight: 700;
  margin-bottom: var(--spacing-md);
}

.cta-banner__text {
  color: rgba(255, 255, 255, 0.95);
  font-size: var(--font-lg);
  line-height: 1.6;
  margin: 0 auto var(--spacing-lg);
  max-width: 700px;
}

.stats-section {
  background: var(--color-bg-alt);
  padding: var(--spacing-xxl) 0;
}

.stats-grid {
  display: grid;
  gap: var(--spacing-xl);
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

.stat-item {
  text-align: center;
}

.stat-item__number {
  color: var(--color-primary);
  font-family: var(--font-secondary);
  font-size: var(--font-hero);
  font-weight: 700;
  line-height: 1;
  margin-bottom: var(--spacing-xs);
}

.stat-item__label {
  color: var(--color-text);
  font-size: var(--font-lg);
  font-weight: 600;
}

@media screen and (max-width: 992px) {
  .mobile-menu-toggle {
    display: block;
  }

  .main-nav {
    background: var(--color-bg);
    border-top: 1px solid #E5E7EB;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    display: none;
    left: 0;
    padding: var(--spacing-md);
    position: absolute;
    top: 100%;
    width: 100%;
    z-index: 999;
  }

  .main-nav.active {
    display: block;
  }

  .nav-list {
    flex-direction: column;
    gap: 0;
    width: 100%;
  }

  .nav-item {
    border-bottom: 1px solid #E5E7EB;
    width: 100%;
  }

  .nav-item:last-child {
    border-bottom: none;
  }

  .nav-link {
    display: block;
    padding: var(--spacing-md) var(--spacing-sm);
    width: 100%;
  }

  .nav-link.active::after {
    display: none;
  }

  .header-main {
    min-height: 400px;
    padding: var(--spacing-xl) 0;
  }

  .header-main__title {
    font-size: var(--font-xxl);
  }

  .header-main__subtitle {
    font-size: var(--font-xl);
  }

  .content-section__title {
    font-size: var(--font-xl);
  }

  .grid-layout--l-shape {
    grid-template-areas:
      "main"
      "side";
    grid-template-columns: 1fr;
  }

  .vertical-scroll-section .container {
    grid-template-columns: 1fr;
  }

  .vertical-scroll__content {
    padding-right: 0;
  }

  .vertical-scroll__images {
    height: 400px;
  }
}

@media screen and (max-width: 768px) {
  :root {
    --font-hero: 64px;
    --font-xxl: 45px;
    --font-xl: 32px;
    --font-lg: 23px;
    --font-base: 16px;
  }

  .content-grid {
    grid-template-columns: 1fr;
  }

  .team-grid {
    grid-template-columns: 1fr;
  }

  .portfolio-grid {
    grid-template-columns: 1fr;
  }

  .footer__content {
    grid-template-columns: 1fr;
  }
}

@media screen and (max-width: 576px) {
  :root {
    --font-hero: 45px;
    --font-xxl: 32px;
    --font-xl: 23px;
    --font-lg: 16px;
  }

  .container {
    padding-left: var(--spacing-sm);
    padding-right: var(--spacing-sm);
  }

  .header-main {
    min-height: 300px;
    padding: var(--spacing-lg) 0;
  }

  .content-section {
    padding: var(--spacing-xl) 0;
  }

  .action-button--large {
    font-size: var(--font-sm);
    padding: var(--spacing-sm) var(--spacing-md);
  }

  .team-member__image {
    height: 150px;
    width: 150px;
  }

  .stat-item__number {
    font-size: var(--font-xxl);
  }
}