:root {
  --primary: #2dd4bf;
  --primary-hover: #14b8a6;
  --bg-dark: #0f172a;
  --card-bg: rgba(30, 41, 59, 0.7);
  --glass: rgba(255, 255, 255, 0.05);
  --text-main: #f8fafc;
  --text-dim: #94a3b8;
  --success: #22c55e;
  --font-family: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
  --shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

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

body {
  background-color: var(--bg-dark);
  background-image: 
    radial-gradient(at 0% 0%, rgba(45, 212, 191, 0.15) 0px, transparent 50%),
    radial-gradient(at 100% 100%, rgba(139, 92, 246, 0.1) 0px, transparent 50%);
  color: var(--text-main);
  font-family: var(--font-family);
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 2rem;
}

.container {
  width: 100%;
  max-width: 800px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  background: var(--card-bg);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 24px;
  padding: 3rem;
  box-shadow: var(--shadow);
  animation: fadeIn 0.8s ease-out;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

h1 {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
  background: linear-gradient(to right, #2dd4bf, #818cf8);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  text-align: center;
}

.subtitle {
  text-align: center;
  color: var(--text-dim);
  margin-bottom: 3rem;
  font-size: 1.1rem;
}

.section-title {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.section-title::before {
  content: '';
  display: block;
  width: 4px;
  height: 20px;
  background: var(--primary);
  border-radius: 2px;
}

/* Quick Links Grid */
.quick-links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  margin-bottom: 3rem;
}

.link-card {
  background: var(--glass);
  border: 1px solid rgba(255, 255, 255, 0.05);
  padding: 1.5rem;
  border-radius: 16px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  text-align: center;
}

.link-card:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-5px);
  border-color: var(--primary);
  box-shadow: 0 0 20px rgba(45, 212, 191, 0.2);
}

.link-card i {
  font-size: 1.5rem;
  color: var(--primary);
}

.link-card .label {
  font-weight: 600;
  text-transform: capitalize;
  font-size: 1rem;
}

/* Custom Generator Form */
.generator-form {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  background: rgba(0, 0, 0, 0.2);
  padding: 2rem;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-dim);
}

input {
  background: rgba(15, 23, 42, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 0.75rem 1rem;
  border-radius: 12px;
  color: white;
  font-family: inherit;
  font-size: 1rem;
  transition: all 0.2s;
}

input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(45, 212, 191, 0.2);
}

input:read-only {
  background: rgba(15, 23, 42, 0.8);
  color: var(--primary);
  cursor: default;
}

.result-area {
  margin-top: 2rem;
}

.copy-btn {
  background: var(--primary);
  color: var(--bg-dark);
  border: none;
  padding: 1rem 2rem;
  border-radius: 12px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.3s;
  width: 100%;
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
}

.copy-btn:hover {
  background: var(--primary-hover);
  transform: scale(1.02);
}

.copy-btn:active {
  transform: scale(0.98);
}

.copy-btn.success {
  background: var(--success);
  color: white;
}

/* Icons via Font Awesome workaround or SVG */
.icon {
  width: 20px;
  height: 20px;
  stroke-width: 2;
}

.grid-form {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
}

@media (max-width: 640px) {
  .container {
    padding: 1.5rem;
  }
  
  h1 {
    font-size: 1.75rem;
  }

  .grid-form {
    grid-template-columns: 1fr;
  }
}