:root {
    --primary-color: #4f46e5; /* Indigo 600 */
    --primary-hover: #4338ca; /* Indigo 700 */
    --secondary-color: #10b981; /* Emerald 500 */
    --text-dark: #1f2937;
    --text-light: #6b7280;
    --bg-light: #f9fafb;
    --white: #ffffff;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: var(--bg-light);
    color: var(--text-dark);
}

.navbar {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
}

.navbar-brand {
    font-weight: 800;
    color: var(--primary-color) !important;
    letter-spacing: -0.5px;
}

.hero-section {
    background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
    color: white;
    padding: 140px 0 160px;
    clip-path: polygon(0 0, 100% 0, 100% 85%, 0 100%);
    margin-bottom: -50px;
    margin-top: -80px;
}

.hero-title {
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 1.5rem;
}

.hero-subtitle {
    font-weight: 400;
    opacity: 0.9;
    font-size: 1.25rem;
    max-width: 600px;
    margin: 0 auto;
}

.feature-card {
    border: none;
    border-radius: 16px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    background: var(--white);
    height: 100%;
    padding: 2rem;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.feature-icon-wrapper {
    width: 64px;
    height: 64px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    background-color: #e0e7ff;
    color: var(--primary-color);
    font-size: 1.75rem;
}

.price-tag {
    font-size: 3rem;
    font-weight: 800;
    color: var(--primary-color);
    line-height: 1;
}

.form-card {
    border: none;
    border-radius: 24px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    background: var(--white);
    overflow: hidden;
}

.form-header {
    background: #f3f4f6;
    padding: 2rem;
    text-align: center;
    border-bottom: 1px solid #e5e7eb;
}

.form-body {
    padding: 2.5rem;
}

.form-floating > label {
    color: var(--text-light);
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.1);
}

.btn-primary-custom {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    padding: 1rem 2rem;
    font-weight: 600;
    border-radius: 12px;
    transition: all 0.2s;
}

.btn-primary-custom:hover {
    background-color: var(--primary-hover);
    border-color: var(--primary-hover);
    transform: translateY(-1px);
}

.validation-feedback {
    font-size: 0.875rem;
    margin-top: 0.25rem;
    display: none;
}

.is-invalid + .validation-feedback {
    display: block;
    color: #dc2626;
}

.is-valid {
    border-color: var(--secondary-color) !important;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 8 8'%3e%3cpath fill='%2310b981' d='M2.3 6.73L.6 4.53c-.4-1.04.46-1.4 1.1-.8l1.1 1.4 3.4-3.8c.6-.63 1.6-.27 1.2.7l-4 4.6c-.43.5-.8.4-1.1.1z'/%3e%3c/svg%3e") !important;
}

footer {
    background-color: #111827;
    color: #9ca3af;
}