:root {
  --primary: #ec4899;
  --primary-dark: #db2777;
  --primary-light: #fce7f3;
  --primary-gradient: linear-gradient(135deg, #ec4899, #db2777);
  --bg: #0f0f11;
  --bg-card: #1a1a1e;
  --bg-input: #252529;
  --text: #f0f0f5;
  --text-muted: #a0a0b0;
  --border: #2a2a30;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 8px 32px rgba(236, 72, 153, 0.15);
  --font: 'Segoe UI', system-ui, -apple-system, sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
}

a { color: var(--primary); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--primary-dark); }

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

.container { max-width: 1120px; margin: 0 auto; padding: 0 24px; }

/* Nav */
nav {
  position: fixed; top: 0; left: 0; right: 0;
  background: rgba(15, 15, 17, 0.85);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  z-index: 1000;
}
nav .container {
  display: flex; align-items: center; justify-content: space-between;
  height: 64px;
}
nav .logo {
  font-weight: 700; font-size: 1.2rem;
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
nav ul {
  list-style: none; display: flex; gap: 8px;
}
nav ul li a {
  padding: 8px 16px; border-radius: var(--radius-sm);
  color: var(--text-muted); font-size: 0.9rem; font-weight: 500;
  transition: all 0.2s;
}
nav ul li a:hover, nav ul li a.active {
  color: var(--text);
  background: rgba(236, 72, 153, 0.12);
}
.nav-toggle { display: none; flex-direction: column; cursor: pointer; gap: 5px; background: none; border: none; padding: 4px; }
.nav-toggle span { width: 26px; height: 2px; background: var(--text); border-radius: 4px; transition: 0.3s; }

/* Scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* Hero */
.hero {
  min-height: 90vh; display: flex; align-items: center; justify-content: center;
  text-align: center; padding: 120px 0 80px;
  background: radial-gradient(ellipse at top center, rgba(236, 72, 153, 0.08), transparent 70%);
}
.hero h1 {
  font-size: clamp(2.4rem, 6vw, 4rem); font-weight: 800;
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.15;
}
.hero p {
  font-size: clamp(1rem, 2vw, 1.2rem); color: var(--text-muted);
  max-width: 600px; margin: 20px auto 32px;
}

/* Buttons */
.btn {
  display: inline-block; padding: 14px 36px; border-radius: 50px;
  font-weight: 600; font-size: 0.95rem; cursor: pointer; border: none;
  transition: all 0.3s; text-align: center;
}
.btn-primary {
  background: var(--primary-gradient); color: #fff; box-shadow: var(--shadow);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 40px rgba(236, 72, 153, 0.3); }
.btn-outline {
  background: transparent; color: var(--primary); border: 2px solid var(--primary);
}
.btn-outline:hover { background: var(--primary); color: #fff; }

/* Sections */
section { padding: 90px 0; }

.section-label {
  display: inline-block; font-size: 0.8rem; font-weight: 600; text-transform: uppercase;
  letter-spacing: 2px; color: var(--primary); margin-bottom: 8px;
}
.section-title {
  font-size: clamp(1.6rem, 4vw, 2.4rem); font-weight: 700; margin-bottom: 12px;
}
.section-sub {
  color: var(--text-muted); max-width: 560px; margin-bottom: 48px; font-size: 1rem;
}
.text-center { text-align: center; }
.text-center .section-sub { margin-left: auto; margin-right: auto; }

/* Cards */
.cards {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 24px;
}
.card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 32px 28px;
  transition: all 0.3s;
}
.card:hover { border-color: var(--primary); transform: translateY(-4px); box-shadow: var(--shadow); }
.card .icon {
  width: 52px; height: 52px; border-radius: 14px;
  background: rgba(236, 72, 153, 0.12); display: flex; align-items: center; justify-content: center;
  margin-bottom: 18px; font-size: 1.4rem;
}
.card h3 { font-size: 1.15rem; font-weight: 600; margin-bottom: 8px; }
.card p { color: var(--text-muted); font-size: 0.92rem; line-height: 1.6; }

/* Stats */
.stats-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 24px;
}
.stat { text-align: center; padding: 32px 16px; }
.stat .num { font-size: 2.6rem; font-weight: 800; background: var(--primary-gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.stat .label { color: var(--text-muted); font-size: 0.9rem; margin-top: 4px; }

/* Testimonials */
.testimonial-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 32px;
}
.testimonial-card .stars { color: var(--primary); font-size: 1.1rem; margin-bottom: 12px; }
.testimonial-card blockquote { color: var(--text-muted); font-style: italic; margin-bottom: 16px; font-size: 0.95rem; line-height: 1.7; }
.testimonial-card cite { font-style: normal; font-weight: 600; font-size: 0.9rem; }

/* Pricing */
.pricing-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px;
  align-items: start;
}
.pricing-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 36px 28px; text-align: center;
  transition: all 0.3s;
}
.pricing-card.featured {
  border-color: var(--primary); box-shadow: var(--shadow);
  transform: scale(1.03);
}
.pricing-card .price { font-size: 2.6rem; font-weight: 800; margin: 16px 0 8px; }
.pricing-card .price span { font-size: 1rem; font-weight: 400; color: var(--text-muted); }
.pricing-card ul { list-style: none; text-align: left; margin: 24px 0; }
.pricing-card ul li { padding: 8px 0; color: var(--text-muted); font-size: 0.9rem; }
.pricing-card ul li::before { content: '✓ '; color: var(--primary); font-weight: 700; }
.pricing-card .btn { width: 100%; }

/* FAQ */
.faq-item {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-sm); margin-bottom: 12px; overflow: hidden;
}
.faq-question {
  width: 100%; padding: 20px 24px; background: none; border: none; cursor: pointer;
  display: flex; justify-content: space-between; align-items: center;
  font-size: 1rem; font-weight: 600; color: var(--text); text-align: left;
}
.faq-question .arrow { font-size: 1.2rem; transition: transform 0.3s; color: var(--primary); }
.faq-item.open .faq-question .arrow { transform: rotate(180deg); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.4s ease; }
.faq-answer-inner { padding: 0 24px 20px; color: var(--text-muted); font-size: 0.93rem; line-height: 1.7; }
.faq-item.open .faq-answer { max-height: 500px; }

/* How it works */
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 32px; counter-reset: step; }
.step { text-align: center; position: relative; }
.step::before {
  counter-increment: step; content: '0' counter(step);
  display: block; font-size: 2.8rem; font-weight: 800;
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  opacity: 0.25; line-height: 1;
}
.step h4 { font-size: 1.05rem; font-weight: 600; margin: 12px 0 6px; }
.step p { color: var(--text-muted); font-size: 0.9rem; }

/* Keywords */
.keywords-wrap { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; }
.keyword {
  padding: 8px 18px; border-radius: 50px; font-size: 0.82rem;
  background: rgba(236, 72, 153, 0.08); border: 1px solid rgba(236, 72, 153, 0.2);
  color: var(--text-muted); transition: all 0.2s;
}
.keyword:hover { background: rgba(236, 72, 153, 0.18); color: var(--text); }

/* CTA */
.cta-section {
  background: radial-gradient(ellipse at center, rgba(236, 72, 153, 0.06), transparent 70%);
  text-align: center; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
}

/* Footer */
footer {
  border-top: 1px solid var(--border); padding: 48px 0 32px;
  text-align: center;
}
footer .profiles { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-bottom: 24px; }
footer .profiles a {
  padding: 8px 18px; border-radius: 50px; font-size: 0.85rem; font-weight: 500;
  background: var(--bg-card); border: 1px solid var(--border); color: var(--text-muted);
  transition: all 0.2s;
}
footer .profiles a:hover { border-color: var(--primary); color: var(--text); background: rgba(236, 72, 153, 0.08); }
footer .sisters { font-size: 0.82rem; color: var(--text-muted); margin-bottom: 12px; }
footer .sisters a { color: var(--text-muted); }
footer .sisters a:hover { color: var(--primary); }
footer .credit { font-size: 0.78rem; color: var(--text-muted); opacity: 0.7; }

/* Contact */
.contact-form {
  max-width: 560px; margin: 0 auto;
  display: flex; flex-direction: column; gap: 18px;
}
.contact-form input, .contact-form textarea, .contact-form select {
  width: 100%; padding: 14px 18px; border-radius: var(--radius-sm);
  border: 1px solid var(--border); background: var(--bg-input);
  color: var(--text); font-size: 0.95rem; font-family: var(--font); outline: none;
  transition: border 0.2s;
}
.contact-form input:focus, .contact-form textarea:focus, .contact-form select:focus {
  border-color: var(--primary);
}
.contact-form textarea { min-height: 140px; resize: vertical; }
.contact-form label { font-weight: 600; font-size: 0.9rem; margin-bottom: -8px; }

/* About */
.about-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center;
}
.about-grid.reverse { direction: rtl; }
.about-grid.reverse > * { direction: ltr; }

/* Page header */
.page-header {
  padding: 120px 0 48px; text-align: center;
  background: radial-gradient(ellipse at top center, rgba(236, 72, 153, 0.06), transparent 70%);
}
.page-header h1 { font-size: clamp(2rem, 4vw, 2.8rem); font-weight: 700; }
.page-header p { color: var(--text-muted); margin-top: 8px; }

/* Profile links page */
.profile-list { display: flex; flex-direction: column; gap: 14px; max-width: 500px; margin: 0 auto; }
.profile-link {
  display: flex; align-items: center; gap: 14px;
  padding: 16px 22px; background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-sm); color: var(--text); font-weight: 500;
  transition: all 0.2s;
}
.profile-link:hover { border-color: var(--primary); background: rgba(236, 72, 153, 0.06); color: var(--text); }
.profile-link .emoji { font-size: 1.3rem; }

/* Scroll animations */
.fade-in { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* Responsive */
@media (max-width: 768px) {
  nav ul { display: none; flex-direction: column; position: absolute; top: 64px; left: 0; right: 0; background: rgba(15, 15, 17, 0.98); border-bottom: 1px solid var(--border); padding: 16px 24px; gap: 4px; }
  nav ul.open { display: flex; }
  .nav-toggle { display: flex; }
  .about-grid { grid-template-columns: 1fr; gap: 24px; }
  .pricing-card.featured { transform: none; }
}