:root {
    --primary-color: #6366f1;
    --primary-hover: #4f46e5;
    --secondary-color: #ec4899;
    --background-dark: #0f172a;
    --surface-light: rgba(255, 255, 255, 0.05);
    --surface-glass: rgba(255, 255, 255, 0.1);
    --border-glass: rgba(255, 255, 255, 0.1);
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --success: #10b981;
    --danger: #ef4444;
    --font-family: 'Inter', system-ui, -apple-system, sans-serif;
}

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

body {
    font-family: var(--font-family);
    background: var(--background-dark);
    background-image: radial-gradient(circle at 15% 50%, rgba(99, 102, 241, 0.15), transparent 25%),
                      radial-gradient(circle at 85% 30%, rgba(236, 72, 153, 0.15), transparent 25%);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

/* Glassmorphism Classes */
.glass-panel {
    background: var(--surface-light);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-glass);
    border-radius: 24px;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
}

.glass-card {
    background: linear-gradient(135deg, rgba(255,255,255,0.1), rgba(255,255,255,0));
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--border-glass);
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    letter-spacing: -0.025em;
    color: var(--text-primary);
}

p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Inputs & Buttons */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    margin-bottom: 8px;
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.form-input {
    width: 100%;
    padding: 12px 16px;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border-glass);
    border-radius: 12px;
    color: var(--text-primary);
    font-size: 1rem;
    transition: all 0.3s ease;
    outline: none;
}

.form-input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.2);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border-radius: 12px;
    font-weight: 500;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.5);
}

/* Layout */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Utilities */
.text-center { text-align: center; }
.mt-4 { margin-top: 1rem; }
.mb-4 { margin-bottom: 1rem; }
.d-flex { display: flex; }
.justify-between { justify-content: space-between; }
.align-center { align-items: center; }

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate-fade-in {
    animation: fadeIn 0.5s ease forwards;
}