/* ===== CSS Variables ===== */
:root {
  --primary: #e91e63;
  --primary-dark: #c2185b;
  --secondary: #3f51b5;
  --accent: #ff4081;
  --bg-light: #fafafa;
  --bg-white: #ffffff;
  --text-dark: #1a1a2e;
  --text-muted: #666680;
  --border: #e0e0e0;
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  --shadow-hover: 0 8px 30px rgba(233, 30, 99, 0.15);
  --radius: 12px;
  --radius-sm: 8px;
  --transition: all 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, Roboto, Oxygen, Ubuntu, sans-serif;
  line-height: 1.7;
  color: var(--text-dark);
  background: var(--bg-light);
  overflow-x: hidden;
}

/* ===== Layout ===== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

section {
  padding: 80px 0;
}

/* ===== Typography ===== */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 20px;
  color: var(--text-dark);
}

h1 { font-size: 3rem; }
h2 { font-size: 2.25rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p {
  margin-bottom: 16px;
  color: var(--text-muted);
}

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

a:hover {
  color: var(--primary-dark);
}

/* ===== Header & Navigation ===== */
header {
  background: var(--bg-white);
  box-shadow: var(--shadow);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-dark);
}

.logo svg {
  width: 40px;
  height: 40px;
  fill: var(--primary);
}

.logo:hover {
  color: var(--text-dark);
}

nav ul {
  display: flex;
  list-style: none;
  gap: 32px;
}

nav a {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-dark);
  padding: 8px 0;
  position: relative;
}

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

nav a:hover::after {
  width: 100%;
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.mobile-menu-btn svg {
  width: 28px;
  height: 28px;
  stroke: var(--text-dark);
}

/* ===== Hero Section ===== */
.hero {
  background: linear-gradient(135deg, #fce4ec 0%, #f3e5f5 100%);
  padding: 100px 0;
  text-align: center;
}

.hero h1 {
  font-size: 3.5rem;
  margin-bottom: 24px;
}

.hero p {
  font-size: 1.25rem;
  max-width: 700px;
  margin: 0 auto 40px;
}

/* ===== Buttons ===== */
.btn {
  display: inline-block;
  padding: 14px 32px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 1rem;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: white;
  box-shadow: 0 4px 15px rgba(233, 30, 99, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
  color: white;
}

.btn-secondary {
  background: var(--bg-white);
  color: var(--primary);
  border: 2px solid var(--primary);
}

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

/* ===== CTA Button ===== */
.cta-btn {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  color: white;
  border: none;
  padding: 16px 36px;
  font-size: 1.1rem;
  font-weight: 700;
  border-radius: var(--radius);
  cursor: pointer;
  box-shadow: 0 6px 20px rgba(233, 30, 99, 0.35);
  transition: var(--transition);
}

.cta-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 35px rgba(233, 30, 99, 0.45);
}

.cta-floating {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 999;
  padding: 18px 40px;
  border-radius: 50px;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

/* ===== Cards ===== */
.card {
  background: var(--bg-white);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
}

.card-icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, #fce4ec 0%, #f3e5f5 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.card-icon svg {
  width: 32px;
  height: 32px;
  fill: var(--primary);
}

/* ===== Features Grid ===== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 50px;
}

/* ===== Blog Grid ===== */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 30px;
  margin-top: 50px;
}

.blog-card {
  background: var(--bg-white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.blog-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
}

.blog-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.blog-card-content {
  padding: 24px;
}

.blog-card h3 {
  font-size: 1.25rem;
  margin-bottom: 12px;
}

.blog-card p {
  font-size: 0.95rem;
  margin-bottom: 20px;
}

/* ===== Forms ===== */
.form-group {
  margin-bottom: 24px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
  color: var(--text-dark);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 14px 18px;
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 1rem;
  transition: var(--transition);
  font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(233, 30, 99, 0.1);
}

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

/* ===== Contact Info ===== */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin-top: 50px;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 16px;
}

.contact-icon {
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, #fce4ec 0%, #f3e5f5 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-icon svg {
  width: 24px;
  height: 24px;
  fill: var(--primary);
}

/* ===== FAQ Accordion ===== */
.faq-item {
  background: var(--bg-white);
  border-radius: var(--radius-sm);
  margin-bottom: 16px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  padding: 20px 24px;
  text-align: left;
  background: none;
  border: none;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-dark);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-question svg {
  width: 24px;
  height: 24px;
  stroke: var(--primary);
  transition: transform 0.3s ease;
}

.faq-question.active svg {
  transform: rotate(180deg);
}

.faq-answer {
  padding: 0 24px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-answer.active {
  padding: 0 24px 24px;
  max-height: 500px;
}

/* ===== Footer ===== */
footer {
  background: var(--text-dark);
  color: #fff;
  padding: 60px 0 30px;
  margin-top: 80px;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 40px;
  margin-bottom: 40px;
}

.footer h4 {
  color: #fff;
  margin-bottom: 20px;
}

.footer a {
  color: #bbb;
  display: block;
  margin-bottom: 10px;
}

.footer a:hover {
  color: #fff;
}

.footer-bottom {
  border-top: 1px solid #333;
  padding-top: 30px;
  text-align: center;
  color: #888;
}

/* ===== Mobile Menu ===== */
@media (max-width: 768px) {
  .mobile-menu-btn {
    display: block;
  }

  nav ul {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--bg-white);
    flex-direction: column;
    padding: 20px;
    gap: 0;
    box-shadow: var(--shadow);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
  }

  nav ul.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  nav li {
    border-bottom: 1px solid var(--border);
  }

  nav a {
    display: block;
    padding: 16px 0;
  }

  .hero h1 {
    font-size: 2.5rem;
  }

  h1 { font-size: 2.5rem; }
  h2 { font-size: 2rem; }
}

/* ===== Utilities ===== */
.text-center { text-align: center; }
.mt-4 { margin-top: 32px; }
.mb-4 { margin-bottom: 32px; }

/* ===== Blog Article ===== */
.blog-content {
  max-width: 800px;
  margin: 0 auto;
}

.blog-content p {
  font-size: 1.1rem;
  line-height: 1.8;
}

.blog-content h2 {
  margin-top: 40px;
  margin-bottom: 20px;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--primary);
  font-weight: 600;
  margin-bottom: 30px;
}

.back-link svg {
  width: 20px;
  height: 20px;
}

/* ===== Related Articles ===== */
.related-articles {
  margin-top: 60px;
  padding-top: 40px;
  border-top: 1px solid var(--border);
}

.related-articles h3 {
  margin-bottom: 24px;
}

.related-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.related-list a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px;
  background: var(--bg-white);
  border-radius: var(--radius-sm);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  transition: var(--transition);
}

.related-list a:hover {
  box-shadow: var(--shadow);
  transform: translateX(5px);
}

.related-list svg {
  width: 20px;
  height: 20px;
  stroke: var(--primary);
  flex-shrink: 0;
}

/* ===== Gradient CTA Blocks ===== */
.gradient-cta p {
  color: var(--text-dark);
}