:root {
    --brand-primary: #4f46e5;
    --brand-secondary: #8b5cf6;
    --brand-accent: #f97316;
    --brand-muted: #475467;
    --surface: rgba(255, 255, 255, 0.92);
    --surface-border: rgba(15, 23, 42, 0.12);
    --glass-shadow: 0 25px 60px rgba(15, 23, 42, 0.08);
    --body-bg: #f5f7ff;
    --body-text: #111a2b;
    --panel-radius: 24px;
}

* {
    box-sizing: border-box;
}

body {
    font-family: 'Plus Jakarta Sans', sans-serif;
    min-height: 100vh;
    margin: 0;
    color: var(--body-text);
    background:
        radial-gradient(circle at 15% 10%, rgba(79, 70, 229, 0.22), transparent 45%),
        radial-gradient(circle at 88% 12%, rgba(248, 196, 249, 0.18), transparent 45%),
        var(--body-bg);
}

section {
    position: relative;
    width: 100%;
}

.hero-contact {
    padding: 120px 0 100px;
}

.contact-card {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    border-radius: 32px;
    border: 1px solid rgba(255, 255, 255, 0.6);
    box-shadow: 0 30px 70px rgba(15, 23, 42, 0.1);
    padding: 3rem;
}

.contact-form .form-control,
.contact-form select,
.contact-form textarea {
    border-radius: 12px;
    border: 1px solid rgba(15, 23, 42, 0.15);
    padding: 1rem;
    background: rgba(255, 255, 255, 0.9);
    box-shadow: inset 0 1px 2px rgba(15, 23, 42, 0.05);
    transition: all 0.2s ease;
}

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

.contact-form textarea {
    min-height: 160px;
    resize: vertical;
}

.contact-form .form-label {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--body-text);
    margin-bottom: 0.5rem;
}

.interest-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.interest-grid label {
    border-radius: 12px;
    border: 1px solid rgba(15, 23, 42, 0.12);
    padding: 0.85rem 1rem;
    font-size: 0.9rem;
    cursor: pointer;
    background: rgba(255, 255, 255, 0.5);
    transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.interest-grid input[type="checkbox"] {
    width: 1.1rem;
    height: 1.1rem;
    accent-color: var(--brand-primary);
}

.interest-grid label:hover {
    transform: translateY(-2px);
    background: #fff;
    border-color: var(--brand-primary);
}

.interest-grid input[type="checkbox"]:checked + span {
    color: var(--brand-primary);
    font-weight: 600;
}

.interest-grid label span {
    flex: 1;
}

.btn-primary {
    background: linear-gradient(135deg, var(--brand-primary), var(--brand-secondary));
    border-color: transparent;
    padding: 1rem 2rem;
    font-weight: 600;
    font-size: 1.05rem;
    border-radius: 12px;
    box-shadow: 0 12px 24px rgba(79, 70, 229, 0.25);
    color: #fff;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    opacity: 0.94;
    transform: translateY(-2px);
    box-shadow: 0 15px 30px rgba(79, 70, 229, 0.35);
}

.contact-form small {
    color: var(--brand-muted);
}

@media (max-width: 768px) {
    .hero-contact {
        padding: 80px 0 60px;
    }
    .contact-card {
        padding: 1.5rem;
        border-radius: 24px;
    }
}