/* ===== CHENGSTHETICS - WHITE & RED THEME ===== */
:root {
  --bg-primary: #FFFFFF;
  --bg-secondary: #F8F8F8;
  --bg-dark: #1A1A1A;
  --accent: #E1062C;
  --accent-dark: #B80524;
  --text-primary: #1A1A1A;
  --text-secondary: #666666;
  --text-light: #999999;
  --border: #E5E5E5;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ===== TYPOGRAPHY ===== */
.font-display {
  font-family: 'Montserrat', sans-serif;
}

.font-mono {
  font-family: 'Space Mono', monospace;
}

/* ===== NAVIGATION ===== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.nav-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 1.5rem;
  color: var(--text-primary);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.logo .accent {
  color: var(--accent);
}

.nav-links {
  display: flex;
  gap: 2.5rem;
  align-items: center;
}

.nav-link {
  font-family: 'Space Mono', monospace;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  color: var(--text-secondary);
  text-decoration: none;
  text-transform: uppercase;
  transition: color 0.3s ease;
  position: relative;
}

.nav-link:hover,
.nav-link.active {
  color: var(--accent);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width 0.3s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.mobile-menu-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  margin: 5px 0;
  transition: all 0.3s ease;
}

/* ===== BUTTONS ===== */
.btn-primary {
  display: inline-block;
  background: var(--accent);
  color: white;
  padding: 1rem 2.5rem;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn-primary:hover {
  background: var(--accent-dark);
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(225, 6, 44, 0.3);
}

.btn-outline {
  display: inline-block;
  background: transparent;
  color: var(--text-primary);
  padding: 1rem 2.5rem;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  text-decoration: none;
  border: 2px solid var(--text-primary);
  cursor: pointer;
  transition: all 0.3s ease;
}

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

.btn-outline-red {
  display: inline-block;
  background: transparent;
  color: var(--accent);
  padding: 1rem 2.5rem;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  text-decoration: none;
  border: 2px solid var(--accent);
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn-outline-red:hover {
  background: var(--accent);
  color: white;
}

/* ===== HERO SECTION ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 8rem 2rem 4rem;
  background: linear-gradient(135deg, #FFFFFF 0%, #F8F8F8 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 80%;
  height: 200%;
  background: linear-gradient(135deg, rgba(225, 6, 44, 0.03) 0%, transparent 50%);
  transform: rotate(-15deg);
}

.hero-container {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-content {
  max-width: 600px;
}

.hero-tag {
  font-family: 'Space Mono', monospace;
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.hero-title {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: clamp(3rem, 6vw, 5rem);
  line-height: 1;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
}

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

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  line-height: 1.7;
}

.hero-cta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-image {
  position: relative;
}

.hero-image img {
  width: 100%;
  max-width: 500px;
  border-radius: 8px;
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.15);
}

.hero-stats {
  position: absolute;
  bottom: -2rem;
  left: -2rem;
  background: white;
  padding: 1.5rem 2rem;
  border-radius: 8px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.stat-number {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 2.5rem;
  color: var(--accent);
}

.stat-label {
  font-family: 'Space Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--text-secondary);
  text-transform: uppercase;
}

/* ===== SECTION STYLES ===== */
.section {
  padding: 6rem 2rem;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 4rem;
}

.section-tag {
  font-family: 'Space Mono', monospace;
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.section-title {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: clamp(2rem, 4vw, 3rem);
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.section-subtitle {
  color: var(--text-secondary);
  font-size: 1.1rem;
}

/* ===== ABOUT SECTION ===== */
.about {
  background: var(--bg-secondary);
}

.about-grid {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-image {
  position: relative;
}

.about-image img {
  width: 100%;
  border-radius: 8px;
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.1);
}

.about-content h3 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 2rem;
  margin-bottom: 1.5rem;
}

.about-content p {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  font-size: 1.1rem;
  line-height: 1.8;
}

.about-quote {
  border-left: 4px solid var(--accent);
  padding-left: 1.5rem;
  margin: 2rem 0;
}

.about-quote p {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--text-primary);
  font-style: italic;
}

/* ===== SERVICES SECTION ===== */
.services-grid {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.service-card {
  background: white;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2.5rem;
  transition: all 0.3s ease;
}

.service-card:hover {
  border-color: var(--accent);
  transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
}

.service-icon {
  width: 60px;
  height: 60px;
  background: rgba(225, 6, 44, 0.1);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.service-icon svg {
  width: 28px;
  height: 28px;
  color: var(--accent);
}

.service-card h3 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

.service-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ===== CLIENTS SECTION ===== */
.clients {
  background: var(--bg-secondary);
}

.clients-grid {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 4rem;
}

.client-card {
  background: white;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
}

.client-card.reverse {
  direction: rtl;
}

.client-card.reverse > * {
  direction: ltr;
}

.client-card-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.client-images {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}

.client-images img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.before-label,
.after-label {
  position: absolute;
  bottom: 1rem;
  left: 1rem;
  background: rgba(0, 0, 0, 0.7);
  color: white;
  padding: 0.5rem 1rem;
  font-family: 'Space Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.image-wrapper {
  position: relative;
}

.client-info {
  padding: 3rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.client-name {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.client-result {
  color: var(--accent);
  font-family: 'Space Mono', monospace;
  font-size: 0.875rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.client-story {
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

.client-testimony {
  border-left: 3px solid var(--accent);
  padding-left: 1.5rem;
  font-style: italic;
  color: var(--text-primary);
}

.client-testimony p {
  font-size: 1.1rem;
  line-height: 1.7;
}

.client-testimony cite {
  display: block;
  margin-top: 1rem;
  font-style: normal;
  font-family: 'Space Mono', monospace;
  font-size: 0.8rem;
  color: var(--text-light);
}

/* ===== FAQ SECTION ===== */
.faq-container {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--border);
  padding: 1.5rem 0;
}

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  padding: 0.5rem 0;
}

.faq-question h3 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
  padding-right: 2rem;
}

.faq-icon {
  width: 24px;
  height: 24px;
  position: relative;
  flex-shrink: 0;
}

.faq-icon::before,
.faq-icon::after {
  content: '';
  position: absolute;
  background: var(--accent);
  transition: transform 0.3s ease;
}

.faq-icon::before {
  width: 2px;
  height: 14px;
  top: 5px;
  left: 11px;
}

.faq-icon::after {
  width: 14px;
  height: 2px;
  top: 11px;
  left: 5px;
}

.faq-item.active .faq-icon::before {
  transform: rotate(90deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.active .faq-answer {
  max-height: 500px;
  padding-top: 1rem;
}

.faq-answer p {
  color: var(--text-secondary);
  line-height: 1.8;
}

/* ===== CONTACT SECTION ===== */
.contact {
  background: var(--bg-secondary);
}

.contact-grid {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
}

.contact-info h3 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 2rem;
  margin-bottom: 1rem;
}

.contact-info > p {
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

.contact-methods {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-method {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.contact-method-icon {
  width: 50px;
  height: 50px;
  background: white;
  border: 1px solid var(--border);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
}

.contact-method-info span {
  display: block;
  font-family: 'Space Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--text-light);
  text-transform: uppercase;
  margin-bottom: 0.25rem;
}

.contact-method-info a,
.contact-method-info p {
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 500;
}

.contact-method-info a:hover {
  color: var(--accent);
}

.contact-form-wrapper {
  background: white;
  border-radius: 16px;
  padding: 2.5rem;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-family: 'Space Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--text-light);
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.form-input {
  width: 100%;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-family: 'Inter', sans-serif;
  font-size: 1rem;
  color: var(--text-primary);
  transition: border-color 0.3s ease;
}

.form-input:focus {
  outline: none;
  border-color: var(--accent);
}

.form-input::placeholder {
  color: var(--text-light);
}

select.form-input {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23666' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
}

textarea.form-input {
  resize: vertical;
  min-height: 120px;
}

.form-success {
  display: none;
  text-align: center;
  padding: 3rem 2rem;
}

.form-success.show {
  display: block;
}

.form-success-icon {
  width: 80px;
  height: 80px;
  background: rgba(225, 6, 44, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  color: var(--accent);
}

.form-success h3 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.form-success p {
  color: var(--text-secondary);
}

/* ===== FOOTER ===== */
.footer {
  background: var(--bg-dark);
  color: white;
  padding: 3rem 2rem;
}

.footer-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-logo {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 1.5rem;
}

.footer-logo span {
  color: var(--accent);
}

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

.footer-social a {
  color: rgba(255, 255, 255, 0.6);
  transition: color 0.3s ease;
}

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

.footer-copyright {
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.875rem;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .hero-container,
  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }
  
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .client-card-inner {
    grid-template-columns: 1fr;
  }
  
  .client-images {
    order: -1;
    height: 300px;
  }
  
  .hero-stats {
    position: relative;
    bottom: auto;
    left: auto;
    margin-top: 2rem;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    flex-direction: column;
    padding: 2rem;
    gap: 1.5rem;
    border-bottom: 1px solid var(--border);
  }
  
  .nav-links.active {
    display: flex;
  }
  
  .mobile-menu-btn {
    display: block;
  }
  
  .services-grid {
    grid-template-columns: 1fr;
  }
  
  .hero-cta {
    flex-direction: column;
  }
  
  .btn-primary,
  .btn-outline,
  .btn-outline-red {
    width: 100%;
    text-align: center;
  }
  
  .footer-inner {
    flex-direction: column;
    gap: 1.5rem;
    text-align: center;
  }
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
  background: #ccc;
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent);
}

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