/* ========== MODERN RESET & VARIABLES ========== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #1473e6;
    --primary-dark: #0d5ebe;
    --secondary: #fa0f00;
    --accent: #8e4cf5;
    --dark: #1e1e1e;
    --darker: #121212;
    --light: #ffffff;
    --gray-50: #f8f9fc;
    --gray-100: #f1f3f6;
    --gray-200: #e4e7ec;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 20px rgba(0,0,0,0.08);
    --shadow-lg: 0 10px 40px rgba(0,0,0,0.12);
    --shadow-hover: 0 20px 40px rgba(20,115,230,0.15);
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    --transition: all 0.25s ease;
}

body {
    font-family: "Inter", system-ui, -apple-system, sans-serif;
    background: var(--gray-50);
    color: var(--gray-900);
    line-height: 1.5;
    overflow-x: hidden;
}

.container {
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Navigation */
.navbar {
    background: var(--light);
    border-bottom: 1px solid rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    max-width: 1440px;
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-icon {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    width: 40px;
    height: 40px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
    font-weight: 700;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--gray-700);
    font-weight: 500;
    transition: var(--transition);
    font-size: 0.95rem;
}

.nav-links a:hover {
    color: var(--primary);
}

.contact-info {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: var(--gray-100);
    padding: 0.5rem 1.2rem;
    border-radius: 40px;
}

.contact-info i {
    color: var(--primary);
    font-size: 1.1rem;
}

.contact-info span {
    font-weight: 600;
    color: var(--gray-800);
}

/* Footer */
.footer {
    background: white;
    border-top: 1px solid var(--gray-200);
    padding: 4rem 0 2rem;
    margin-top: 6rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.footer-col h4 {
    margin-bottom: 1.5rem;
    color: var(--gray-900);
}

.footer-col ul {
    list-style: none;
}

.footer-col li {
    margin-bottom: 0.8rem;
}

.footer-col a {
    color: var(--gray-600);
    text-decoration: none;
    transition: var(--transition);
}

.footer-col a:hover {
    color: var(--primary);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 3rem;
    margin-top: 3rem;
    border-top: 1px solid var(--gray-200);
    color: var(--gray-500);
    font-size: 0.9rem;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    color: var(--gray-500);
    font-size: 1.2rem;
}

/* WhatsApp Float */
.whatsapp-float {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background: #25D366;
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    box-shadow: 0 10px 20px rgba(37,211,102,0.4);
    transition: var(--transition);
    z-index: 100;
    text-decoration: none;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    background: #128C7E;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    backdrop-filter: blur(5px);
    z-index: 2000;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: white;
    padding: 2rem;
    border-radius: var(--radius-lg);
    max-width: 400px;
    width: 90%;
}

.modal-content h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.modal-content input {
    width: 100%;
    padding: 1rem;
    margin: 1rem 0;
    border: 2px solid var(--gray-200);
    border-radius: 40px;
    font-size: 1rem;
}

.modal-actions {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.modal-actions button {
    flex: 1;
    padding: 1rem;
    border-radius: 40px;
    border: none;
    font-weight: 600;
    cursor: pointer;
}

.btn {
    padding: 1rem 1.5rem;
    border-radius: 40px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    border: none;
    flex: 1;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: white;
    box-shadow: 0 4px 12px rgba(20,115,230,0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark), #7a3cf0);
    transform: scale(1.02);
}

@media (max-width: 768px) {
    .container { padding: 0 1rem; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}