/* ============================================
   Dopafix — Components
   ============================================ */

/* ============================================
   Header
   ============================================ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  background: rgba(247, 248, 252, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(108, 99, 255, 0.06);
  transition: background var(--transition-base), box-shadow var(--transition-base);
}

[data-theme="dark"] .site-header {
  background: rgba(15, 15, 26, 0.85);
  border-bottom-color: rgba(108, 99, 255, 0.1);
}

.site-header.scrolled {
  background: rgba(247, 248, 252, 0.95);
  box-shadow: var(--shadow-sm);
}

[data-theme="dark"] .site-header.scrolled {
  background: rgba(15, 15, 26, 0.95);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-dark);
  text-decoration: none;
}

.logo-mark {
  width: 36px;
  height: 36px;
  background: var(--gradient-primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.1rem;
}

/* Desktop Nav */
.desktop-nav {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text);
  text-decoration: none;
  padding: 0.5rem 0;
  position: relative;
  transition: color var(--transition-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: width var(--transition-base);
}

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

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

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-sm);
}

.mobile-menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-dark);
  transition: all var(--transition-base);
}

.mobile-menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Nav */
.mobile-nav {
  display: none;
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--color-bg);
  padding: var(--space-xl);
  flex-direction: column;
  gap: var(--space-lg);
  z-index: 999;
  overflow-y: auto;
}

.mobile-nav.open {
  display: flex;
}

.mobile-nav .nav-link {
  font-size: 1.25rem;
  padding: var(--space-md) 0;
  border-bottom: 1px solid rgba(108, 99, 255, 0.08);
}

.mobile-nav .btn {
  margin-top: var(--space-md);
}

@media (max-width: 1024px) {
  .desktop-nav { display: none; }
  .mobile-menu-toggle { display: flex; }
  .header-actions .btn-secondary { display: none; }
}

/* ============================================
   Footer
   ============================================ */
.site-footer {
  background: var(--color-dark);
  color: rgba(255, 255, 255, 0.7);
  padding: var(--space-4xl) 0 var(--space-xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-3xl);
  margin-bottom: var(--space-3xl);
}

.footer-brand .logo {
  color: white;
  margin-bottom: var(--space-md);
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.9rem;
  max-width: 300px;
}

.footer-heading {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: white;
  margin-bottom: var(--space-lg);
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: var(--space-sm);
}

.footer-links a {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: white;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--space-xl);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.footer-bottom p {
  color: rgba(255, 255, 255, 0.4);
  font-size: 0.85rem;
  margin: 0;
}

.footer-legal {
  display: flex;
  gap: var(--space-lg);
}

.footer-legal a {
  color: rgba(255, 255, 255, 0.4);
  font-size: 0.85rem;
}

.footer-legal a:hover {
  color: white;
}

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   Cookie Banner
   ============================================ */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--color-dark);
  color: white;
  padding: var(--space-lg);
  z-index: 2000;
  transform: translateY(100%);
  transition: transform var(--transition-slow);
}

.cookie-banner.visible {
  transform: translateY(0);
}

.cookie-banner-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
  flex-wrap: wrap;
}

.cookie-banner p {
  color: rgba(255, 255, 255, 0.8);
  margin: 0;
  font-size: 0.9rem;
  flex: 1;
}

.cookie-banner a {
  color: var(--color-accent);
  text-decoration: underline;
}

.cookie-actions {
  display: flex;
  gap: var(--space-sm);
}

.cookie-btn {
  padding: 0.625rem 1.25rem;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all var(--transition-fast);
}

.cookie-btn-accept {
  background: var(--color-primary);
  color: white;
}

.cookie-btn-reject {
  background: transparent;
  color: white;
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.cookie-btn-manage {
  background: transparent;
  color: rgba(255, 255, 255, 0.7);
  text-decoration: underline;
}

@media (max-width: 768px) {
  .cookie-banner-inner {
    flex-direction: column;
    text-align: center;
  }
}

/* ============================================
   Theme Toggle
   ============================================ */
.theme-toggle {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  border: none;
  background: rgba(108, 99, 255, 0.08);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  transition: background var(--transition-fast);
}

.theme-toggle:hover {
  background: rgba(108, 99, 255, 0.15);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
  padding: calc(var(--header-height) + var(--space-4xl)) 0 var(--space-4xl);
  background: var(--gradient-hero);
  position: relative;
  overflow: hidden;
}

.hero-content {
  max-width: 680px;
}

.hero h1 {
  margin-bottom: var(--space-lg);
}

.hero p {
  font-size: 1.15rem;
  color: var(--color-muted);
  margin-bottom: var(--space-xl);
  max-width: 560px;
}

.hero-actions {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  margin-bottom: var(--space-lg);
}

.hero-disclaimer {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.85rem;
  color: var(--color-muted);
  background: rgba(108, 99, 255, 0.06);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-full);
}

.hero-visual {
  position: absolute;
  right: -5%;
  top: 50%;
  transform: translateY(-50%);
  width: 45%;
  max-width: 600px;
  opacity: 0.7;
}

@media (max-width: 1024px) {
  .hero-visual { display: none; }
  .hero-content { max-width: 100%; text-align: center; }
  .hero-actions { justify-content: center; }
}

/* ============================================
   Section Headers
   ============================================ */
.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto var(--space-3xl);
}

.section-header h2 {
  margin-bottom: var(--space-md);
}

.section-header p {
  color: var(--color-muted);
  font-size: 1.1rem;
}

/* ============================================
   Feature Cards
   ============================================ */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
}

.feature-card {
  text-align: center;
  padding: var(--space-2xl) var(--space-xl);
}

.feature-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-lg);
  background: rgba(108, 99, 255, 0.08);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
}

.feature-card h3 {
  font-size: 1.15rem;
  margin-bottom: var(--space-sm);
}

.feature-card p {
  font-size: 0.9rem;
  color: var(--color-muted);
  margin: 0;
}

@media (max-width: 1024px) {
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
  .feature-grid { grid-template-columns: 1fr; }
}

/* ============================================
   Step Cards (How It Works)
   ============================================ */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
  position: relative;
}

.steps-grid::before {
  content: '';
  position: absolute;
  top: 40px;
  left: 12.5%;
  right: 12.5%;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  opacity: 0.2;
}

.step-card {
  text-align: center;
  position: relative;
  z-index: 1;
}

.step-number {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--space-lg);
  background: var(--gradient-primary);
  color: white;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 800;
  box-shadow: 0 8px 24px rgba(108, 99, 255, 0.3);
}

.step-card h3 {
  font-size: 1.15rem;
  margin-bottom: var(--space-sm);
}

.step-card p {
  font-size: 0.9rem;
  color: var(--color-muted);
  margin: 0;
}

@media (max-width: 1024px) {
  .steps-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid::before { display: none; }
}

@media (max-width: 480px) {
  .steps-grid { grid-template-columns: 1fr; }
}

/* ============================================
   Product Cards (Pricing)
   ============================================ */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
  align-items: start;
}

.pricing-card {
  background: var(--gradient-card);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(108, 99, 255, 0.06);
  position: relative;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.pricing-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
}

.pricing-card.popular {
  border: 2px solid var(--color-primary);
  transform: scale(1.03);
}

.pricing-card.popular:hover {
  transform: scale(1.03) translateY(-6px);
}

.popular-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient-primary);
  color: white;
  padding: 0.375rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.pricing-name {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.pricing-price {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 800;
  color: var(--color-dark);
  margin-bottom: var(--space-xs);
}

.pricing-price .currency {
  font-size: 1.5rem;
  vertical-align: super;
}

.pricing-price .period {
  font-size: 1rem;
  color: var(--color-muted);
  font-weight: 400;
}

.pricing-features {
  list-style: none;
  margin: var(--space-xl) 0;
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) 0;
  font-size: 0.95rem;
  color: var(--color-text);
}

.pricing-features li::before {
  content: '✓';
  color: var(--color-success);
  font-weight: 700;
  flex-shrink: 0;
}

.pricing-features li.missing {
  color: var(--color-muted);
  text-decoration: line-through;
}

.pricing-features li.missing::before {
  content: '—';
  color: var(--color-muted);
}

@media (max-width: 1024px) {
  .pricing-grid { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }
  .pricing-card.popular { transform: none; }
  .pricing-card.popular:hover { transform: translateY(-6px); }
}

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

.faq-item {
  border-bottom: 1px solid rgba(108, 99, 255, 0.08);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-lg) 0;
  background: none;
  border: none;
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-dark);
  text-align: left;
  cursor: pointer;
  transition: color var(--transition-fast);
}

.faq-question:hover {
  color: var(--color-primary);
}

.faq-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  transition: transform var(--transition-base);
}

.faq-item.open .faq-icon {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow), padding var(--transition-slow);
}

.faq-item.open .faq-answer {
  max-height: 500px;
  padding-bottom: var(--space-lg);
}

.faq-answer p {
  color: var(--color-muted);
  margin: 0;
}

/* ============================================
   Blog Cards
   ============================================ */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

.blog-card {
  background: var(--gradient-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(108, 99, 255, 0.06);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.blog-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.blog-card-image {
  width: 100%;
  height: 200px;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.5);
  font-size: 3rem;
}

.blog-card-content {
  padding: var(--space-lg);
}

.blog-card-meta {
  display: flex;
  gap: var(--space-md);
  margin-bottom: var(--space-sm);
  font-size: 0.8rem;
  color: var(--color-muted);
}

.blog-card h3 {
  font-size: 1.1rem;
  margin-bottom: var(--space-sm);
  line-height: 1.3;
}

.blog-card p {
  font-size: 0.9rem;
  color: var(--color-muted);
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

@media (max-width: 1024px) {
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .blog-grid { grid-template-columns: 1fr; }
}

/* ============================================
   Education Cards
   ============================================ */
.edu-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

.edu-card {
  display: flex;
  align-items: flex-start;
  gap: var(--space-lg);
  padding: var(--space-lg);
  background: var(--gradient-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(108, 99, 255, 0.06);
  transition: all var(--transition-base);
}

.edu-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.edu-card-icon {
  width: 48px;
  height: 48px;
  background: rgba(108, 99, 255, 0.08);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}

.edu-card-content h3 {
  font-size: 1.05rem;
  margin-bottom: var(--space-xs);
}

.edu-card-content p {
  font-size: 0.9rem;
  color: var(--color-muted);
  margin: 0 0 var(--space-sm);
}

.edu-card-meta {
  display: flex;
  gap: var(--space-md);
  font-size: 0.8rem;
  color: var(--color-muted);
}

@media (max-width: 768px) {
  .edu-grid { grid-template-columns: 1fr; }
}

/* ============================================
   Final CTA Section
   ============================================ */
.cta-section {
  background: var(--gradient-primary);
  border-radius: var(--radius-xl);
  padding: var(--space-4xl) var(--space-2xl);
  text-align: center;
  color: white;
}

.cta-section h2 {
  color: white;
  margin-bottom: var(--space-md);
}

.cta-section p {
  color: rgba(255, 255, 255, 0.85);
  max-width: 560px;
  margin: 0 auto var(--space-xl);
}

.cta-section .btn-secondary {
  background: white;
  color: var(--color-primary);
  border-color: white;
}

.cta-section .btn-secondary:hover {
  background: rgba(255, 255, 255, 0.9);
}