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

:root {
  --bg: #05050f;
  --bg2: #0a0a1a;
  --card: #0f0f24;
  --card2: #13132e;
  --border: rgba(120, 100, 220, 0.18);
  --primary: #7c5cfc;
  --primary-glow: rgba(124, 92, 252, 0.35);
  --accent: #a78bfa;
  --accent2: #c4b5fd;
  --gold: #f0c060;
  --text: #e8e4f8;
  --muted: #8b85a8;
  --white: #ffffff;
  --font: 'Inter', 'Segoe UI', sans-serif;
  --font-display: 'Georgia', 'Times New Roman', serif;
}

html { scroll-behavior: smooth; }

body {
  background-color: var(--bg);
  color: var(--text);
  font-family: var(--font);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ===== STARS BACKGROUND ===== */
.stars-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse at 20% 20%, rgba(80, 40, 160, 0.15) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 80%, rgba(40, 20, 100, 0.18) 0%, transparent 60%),
    radial-gradient(ellipse at 50% 0%, rgba(100, 60, 200, 0.12) 0%, transparent 50%),
    var(--bg);
}
.stars-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(1px 1px at 10% 15%, rgba(255,255,255,0.6) 0%, transparent 100%),
    radial-gradient(1px 1px at 25% 40%, rgba(255,255,255,0.4) 0%, transparent 100%),
    radial-gradient(1.5px 1.5px at 40% 10%, rgba(255,255,255,0.7) 0%, transparent 100%),
    radial-gradient(1px 1px at 55% 55%, rgba(255,255,255,0.5) 0%, transparent 100%),
    radial-gradient(1px 1px at 70% 25%, rgba(255,255,255,0.45) 0%, transparent 100%),
    radial-gradient(2px 2px at 85% 70%, rgba(200,180,255,0.6) 0%, transparent 100%),
    radial-gradient(1px 1px at 15% 80%, rgba(255,255,255,0.3) 0%, transparent 100%),
    radial-gradient(1px 1px at 90% 10%, rgba(255,255,255,0.5) 0%, transparent 100%),
    radial-gradient(1px 1px at 60% 85%, rgba(255,255,255,0.4) 0%, transparent 100%),
    radial-gradient(1.5px 1.5px at 33% 65%, rgba(200,180,255,0.5) 0%, transparent 100%),
    radial-gradient(1px 1px at 78% 45%, rgba(255,255,255,0.35) 0%, transparent 100%),
    radial-gradient(1px 1px at 5% 50%, rgba(255,255,255,0.3) 0%, transparent 100%),
    radial-gradient(2px 2px at 48% 30%, rgba(200,180,255,0.55) 0%, transparent 100%),
    radial-gradient(1px 1px at 92% 90%, rgba(255,255,255,0.4) 0%, transparent 100%),
    radial-gradient(1px 1px at 20% 95%, rgba(255,255,255,0.3) 0%, transparent 100%),
    radial-gradient(1.5px 1.5px at 65% 5%, rgba(255,255,255,0.6) 0%, transparent 100%);
}

/* ===== NAV ===== */
nav {
  position: relative;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 2rem;
  border-bottom: 1px solid var(--border);
  background: rgba(5, 5, 15, 0.6);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--white);
  text-decoration: none;
  letter-spacing: -0.02em;
}
.nav-logo .moon { font-size: 1.4rem; }

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}
.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--accent2); }

.nav-cta {
  background: var(--primary);
  color: var(--white);
  border: none;
  padding: 0.55rem 1.3rem;
  border-radius: 8px;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.2s, box-shadow 0.2s;
}
.nav-cta:hover {
  background: #6b4ee8;
  box-shadow: 0 0 20px var(--primary-glow);
}

/* ===== HERO ===== */
.hero {
  position: relative;
  z-index: 1;
  min-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 5rem 1.5rem 4rem;
}

.hero-inner { max-width: 760px; }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(124, 92, 252, 0.12);
  border: 1px solid rgba(124, 92, 252, 0.3);
  border-radius: 99px;
  padding: 0.35rem 1rem;
  font-size: 0.8rem;
  color: var(--accent);
  margin-bottom: 2rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 7vw, 5.2rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--white);
  margin-bottom: 1.25rem;
  letter-spacing: -0.02em;
}

.hero h1 .highlight {
  background: linear-gradient(135deg, var(--accent) 0%, #e879f9 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 1.2rem;
  color: var(--muted);
  max-width: 540px;
  margin: 0 auto 2.5rem;
  line-height: 1.7;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: linear-gradient(135deg, var(--primary) 0%, #9b59f0 100%);
  color: var(--white);
  padding: 1rem 2.2rem;
  border-radius: 12px;
  font-size: 1.05rem;
  font-weight: 700;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s;
  box-shadow: 0 4px 30px var(--primary-glow);
}
.hero-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 40px rgba(124, 92, 252, 0.5);
}

.hero-cta .arrow { font-size: 1.1rem; transition: transform 0.2s; }
.hero-cta:hover .arrow { transform: translateX(4px); }

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 3rem;
  margin-top: 4rem;
  padding-top: 3rem;
  border-top: 1px solid var(--border);
}
.hero-stat .num {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--white);
  display: block;
}
.hero-stat .label {
  font-size: 0.8rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ===== WHAT IS SECTION ===== */
.section {
  position: relative;
  z-index: 1;
  padding: 5rem 1.5rem;
}

.container { max-width: 1100px; margin: 0 auto; }

.section-label {
  display: inline-block;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--primary);
  margin-bottom: 0.75rem;
  font-weight: 600;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  color: var(--white);
  margin-bottom: 1.25rem;
  line-height: 1.2;
}

.section-desc {
  color: var(--muted);
  font-size: 1.05rem;
  max-width: 560px;
  line-height: 1.75;
  margin-bottom: 3rem;
}

/* what is - two col */
.what-is-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

@media (max-width: 768px) {
  .what-is-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .hero-stats { gap: 1.5rem; flex-wrap: wrap; }
  nav .nav-links { display: none; }
}

.what-is-visual {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 2.5rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.what-is-visual::before {
  content: '';
  position: absolute;
  top: -40%;
  left: -40%;
  width: 180%;
  height: 180%;
  background: radial-gradient(ellipse at center, rgba(124, 92, 252, 0.08) 0%, transparent 60%);
}
.what-is-visual .orb { font-size: 5rem; display: block; margin-bottom: 1rem; }
.what-is-visual h3 { font-size: 1.2rem; color: var(--white); margin-bottom: 0.5rem; }
.what-is-visual p { color: var(--muted); font-size: 0.9rem; }

.benefit-list { list-style: none; display: flex; flex-direction: column; gap: 1rem; }
.benefit-list li {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
}
.benefit-list .icon {
  width: 36px;
  height: 36px;
  background: rgba(124, 92, 252, 0.12);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}
.benefit-list .text h4 { color: var(--white); font-size: 0.95rem; margin-bottom: 0.2rem; }
.benefit-list .text p { color: var(--muted); font-size: 0.85rem; line-height: 1.5; }

/* ===== FEATURES / CARDS ===== */
.section-center { text-align: center; }
.section-center .section-desc { margin-left: auto; margin-right: auto; }

.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
@media (max-width: 900px) { .cards-grid { grid-template-columns: 1fr; } }

.feature-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 2rem;
  transition: border-color 0.3s, transform 0.3s, box-shadow 0.3s;
  position: relative;
  overflow: hidden;
}
.feature-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at top left, rgba(124, 92, 252, 0.06) 0%, transparent 60%);
  pointer-events: none;
}
.feature-card:hover {
  border-color: rgba(124, 92, 252, 0.4);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(124, 92, 252, 0.12);
}

.card-icon {
  font-size: 2.4rem;
  margin-bottom: 1.25rem;
  display: block;
}
.feature-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 0.6rem;
}
.feature-card p {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.65;
  margin-bottom: 1.25rem;
}
.card-tag {
  display: inline-block;
  background: rgba(124, 92, 252, 0.12);
  border: 1px solid rgba(124, 92, 252, 0.25);
  color: var(--accent);
  font-size: 0.72rem;
  padding: 0.25rem 0.7rem;
  border-radius: 99px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ===== TESTIMONIALS ===== */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
@media (max-width: 900px) { .testimonials-grid { grid-template-columns: 1fr; } }

.testimonial-card {
  background: var(--card2);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.75rem;
}
.stars { color: var(--gold); font-size: 0.9rem; margin-bottom: 1rem; letter-spacing: 2px; }
.testimonial-card blockquote {
  color: var(--text);
  font-size: 0.92rem;
  line-height: 1.7;
  font-style: italic;
  margin-bottom: 1.25rem;
}
.testimonial-author { display: flex; align-items: center; gap: 0.75rem; }
.avatar {
  width: 38px; height: 38px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
  background: linear-gradient(135deg, var(--primary), #9b59f0);
  flex-shrink: 0;
}
.author-name { font-size: 0.875rem; font-weight: 600; color: var(--white); }
.author-meta { font-size: 0.75rem; color: var(--muted); }

/* ===== SOCIAL PROOF BANNER ===== */
.proof-banner {
  background: linear-gradient(135deg, rgba(124, 92, 252, 0.1) 0%, rgba(167, 139, 250, 0.06) 100%);
  border: 1px solid rgba(124, 92, 252, 0.2);
  border-radius: 20px;
  padding: 2.5rem;
  text-align: center;
  margin-bottom: 4rem;
}
.proof-banner .big-num {
  font-family: var(--font-display);
  font-size: 3.5rem;
  font-weight: 800;
  color: var(--white);
  display: block;
  line-height: 1;
}
.proof-banner .big-label {
  color: var(--accent);
  font-size: 1rem;
  margin-top: 0.5rem;
}

/* ===== REGISTRATION FORM ===== */
.register-section {
  position: relative;
  z-index: 1;
  padding: 5rem 1.5rem 7rem;
  text-align: center;
}

.register-card {
  max-width: 480px;
  margin: 0 auto;
  background: var(--card);
  border: 1px solid rgba(124, 92, 252, 0.25);
  border-radius: 24px;
  padding: 2.75rem 2.5rem;
  box-shadow: 0 20px 80px rgba(0, 0, 0, 0.4), 0 0 60px rgba(124, 92, 252, 0.08);
}

.register-card h2 {
  font-family: var(--font-display);
  font-size: 1.75rem;
  color: var(--white);
  margin-bottom: 0.5rem;
}
.register-card .sub {
  color: var(--muted);
  font-size: 0.9rem;
  margin-bottom: 2rem;
}

.form-group { margin-bottom: 1.1rem; text-align: left; }
.form-group label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent2);
  margin-bottom: 0.4rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.form-group input {
  width: 100%;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.8rem 1rem;
  color: var(--white);
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
  font-family: var(--font);
}
.form-group input::placeholder { color: rgba(139, 133, 168, 0.5); }
.form-group input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(124, 92, 252, 0.15);
}

.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
  text-align: left;
}
.form-checkbox input[type="checkbox"] {
  width: 16px;
  height: 16px;
  min-width: 16px;
  accent-color: var(--primary);
  margin-top: 2px;
  cursor: pointer;
}
.form-checkbox label {
  font-size: 0.8rem;
  color: var(--muted);
  line-height: 1.5;
  cursor: pointer;
}
.form-checkbox a {
  color: var(--accent);
  text-decoration: none;
}
.form-checkbox a:hover { text-decoration: underline; }

.form-error {
  color: #f87171;
  font-size: 0.8rem;
  margin-top: 0.3rem;
  display: none;
}
.form-error.show { display: block; }

.submit-btn {
  width: 100%;
  background: linear-gradient(135deg, var(--primary) 0%, #9b59f0 100%);
  color: var(--white);
  border: none;
  border-radius: 12px;
  padding: 0.9rem;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s;
  box-shadow: 0 4px 20px var(--primary-glow);
  font-family: var(--font);
}
.submit-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 30px rgba(124, 92, 252, 0.45);
}
.submit-btn:active { transform: translateY(0); }
.submit-btn:disabled { opacity: 0.7; cursor: not-allowed; }

/* ===== FOOTER ===== */
footer {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--border);
  padding: 2.5rem 1.5rem;
  text-align: center;
  color: var(--muted);
  font-size: 0.82rem;
}
footer a { color: var(--accent); text-decoration: none; }
footer a:hover { text-decoration: underline; }
.footer-inner { max-width: 1100px; margin: 0 auto; display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 1rem; }
.footer-logo { font-size: 1rem; font-weight: 700; color: var(--white); }

/* ===== DIVIDER ===== */
.section-divider {
  max-width: 1100px;
  margin: 0 auto;
  border: none;
  border-top: 1px solid var(--border);
}