/* ==========================================================================
   1. RESET & BASE STYLES
   ========================================================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

body {
  background-color: #0a0906; /* Dark Obsidian Gold Base */
  color: #f3f4f6;
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  overflow-x: hidden;
  padding: 2rem 1rem;
}

/* Background Golden Glows */
.bg-glow-1,
.bg-glow-2 {
  position: absolute;
  border-radius: 50%;
  filter: blur(140px);
  z-index: -1;
  opacity: 0.25;
}

.bg-glow-1 {
  width: 450px;
  height: 450px;
  background: #d4af37; /* Metallic Gold Glow */
  top: -100px;
  left: -100px;
}

.bg-glow-2 {
  width: 400px;
  height: 400px;
  background: #f59e0b; /* Amber Gold Glow */
  bottom: -100px;
  right: -100px;
}

/* Main Container */
.container {
  width: 100%;
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 6rem;
}

/* ==========================================================================
   2. HEADER
   ========================================================================== */
header {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
}

.logo {
  font-size: 1.8rem;
  font-weight: 800;
  letter-spacing: 2px;
  color: #ffffff;
}

.logo span {
  background: linear-gradient(135deg, #fef08a 0%, #d4af37 50%, #b45309 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-left: 4px;
}

/* ==========================================================================
   3. HERO SECTION
   ========================================================================== */
.hero {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
  max-width: 750px;
  margin: 0 auto;
}

.tagline {
  color: #d4af37;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 3px;
}

.title {
  font-size: 3.8rem;
  font-weight: 800;
  line-height: 1.2;
  color: #ffffff;
}

.title span {
  background: linear-gradient(135deg, #fffbeb 0%, #f59e0b 50%, #d4af37 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.description {
  color: #a1a1aa;
  font-size: 1.2rem;
  line-height: 1.7;
  max-width: 620px;
}

/* ==========================================================================
   4. FOOTER
   ========================================================================== */
footer {
  border-top: 1px solid rgba(212, 175, 55, 0.15);
  padding-top: 2rem;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.copyright {
  color: #71717a;
  font-size: 0.85rem;
}

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

.social-link {
  color: #a1a1aa;
  text-decoration: none;
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: color 0.3s ease;
}

.social-link:hover {
  color: #fbbf24;
}

/* ==========================================================================
   5. MODAL OVERLAY (Interactive Feedback)
   ========================================================================== */
.feedback-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  z-index: 100;
}

.feedback-overlay.active {
  opacity: 1;
  visibility: visible;
}

.feedback-card {
  background: #14110c;
  border: 1px solid rgba(212, 175, 55, 0.3);
  padding: 2.5rem;
  border-radius: 24px;
  text-align: center;
  max-width: 420px;
  width: 90%;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.8);
}

.success-icon {
  width: 60px;
  height: 60px;
  background: rgba(245, 158, 11, 0.15);
  color: #fbbf24;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem auto;
}

.success-title {
  color: #ffffff;
  font-size: 1.4rem;
  margin-bottom: 0.75rem;
}

.success-desc {
  color: #a1a1aa;
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.success-close-btn {
  background: linear-gradient(135deg, #f59e0b 0%, #b45309 100%);
  color: #ffffff;
  border: none;
  width: 100%;
  padding: 12px;
  border-radius: 12px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.3s ease;
}

.success-close-btn:hover {
  opacity: 0.9;
}

/* ==========================================================================
   6. RESPONSIVE DESIGN (Mobile Friendly)
   ========================================================================== */
@media (max-width: 768px) {
  .title {
    font-size: 2.5rem;
  }

  .footer-content {
    flex-direction: column;
    text-align: center;
  }
}