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

:root {
    --primary-color: #4f46e5;
    --primary-dark: #3730a3;
    --secondary-color: #06b6d4;
    --accent-color: #f59e0b;
    --whatsapp-color: #25d366;
    --whatsapp-dark: #128c7e;
    --text-white: #ffffff;
    --text-gray: #6b7280;
    --bg-overlay: rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --border-radius: 12px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Navegação Principal */
.modern-nav {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    box-shadow: var(--shadow-lg);
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(20px);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 70px;
}

.nav-logo {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--text-white) !important;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

    .nav-logo i {
        font-size: 2rem;
        color: var(--accent-color);
    }

/* Menu Desktop */
.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
    list-style: none;
}

.nav-item {
    position: relative;
}

.nav-link {
    color: var(--text-white) !important;
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    white-space: nowrap;
}

    .nav-link:hover {
        background: rgba(255, 255, 255, 0.1);
        color: var(--text-white) !important;
        transform: translateY(-1px);
    }

    .nav-link i {
        font-size: 1.1rem;
        color: var(--text-white) !important;
    }

/* Estilos especiais para WhatsApp */
.whatsapp-link:hover {
    background: linear-gradient(135deg, var(--whatsapp-color), var(--whatsapp-dark)) !important;
    color: var(--text-white) !important;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.3);
    transform: translateY(-2px) !important;
}

.whatsapp-number {
    font-size: 0.8rem;
    color: var(--text-white) !important;
    margin-left: 0.5rem;
    font-weight: 400;
}

/* Dropdown Desktop */
.dropdown-content {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--primary-dark);
    min-width: 300px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-xl);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.1);
    overflow: hidden;
}

.dropdown:hover .dropdown-content {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 1.5rem;
    color: var(--text-white) !important;
    text-decoration: none;
    font-size: 0.95rem;
    transition: var(--transition);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

    .dropdown-item:last-child {
        border-bottom: none;
    }

    .dropdown-item:hover {
        background: rgba(255, 255, 255, 0.1);
        color: var(--text-white) !important;
        padding-left: 2rem;
    }

    .dropdown-item i {
        color: var(--text-white) !important;
        font-size: 1.1rem;
    }

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--text-white) !important;
    font-size: 1.8rem;
    cursor: pointer;
    padding: 0.75rem;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

    .mobile-menu-btn:hover {
        background: rgba(255, 255, 255, 0.1);
    }

/* Mobile Menu Overlay */
.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: var(--bg-overlay);
    backdrop-filter: blur(10px);
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

    .mobile-menu.active {
        opacity: 1;
        visibility: visible;
    }

.mobile-menu-content {
    position: absolute;
    top: 0;
    right: 0;
    width: 100%;
    max-width: 420px;
    height: 100vh;
    background: var(--primary-dark);
    transform: translateX(100%);
    transition: var(--transition);
    overflow-y: auto;
}

.mobile-menu.active .mobile-menu-content {
    transform: translateX(0);
}

/* Mobile Menu Header */
.mobile-menu-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    padding: 1.75rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: 80px;
}

.mobile-menu-logo {
    color: var(--text-white) !important;
    font-size: 1.6rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

    .mobile-menu-logo i {
        color: var(--accent-color);
    }

.mobile-menu-close {
    background: none;
    border: none;
    color: var(--text-white) !important;
    font-size: 1.8rem;
    cursor: pointer;
    padding: 0.75rem;
    border-radius: 50%;
    transition: var(--transition);
}

    .mobile-menu-close:hover {
        background: rgba(255, 255, 255, 0.1);
    }

/* Mobile Navigation List */
.mobile-nav-list {
    padding: 1rem 0;
    list-style: none;
}

.mobile-nav-item {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.mobile-nav-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.5rem 1.75rem;
    color: var(--text-white) !important;
    text-decoration: none;
    font-weight: 500;
    font-size: 1.1rem;
    transition: var(--transition);
    cursor: pointer;
    min-height: 70px;
}

    .mobile-nav-link:hover {
        background: rgba(255, 255, 255, 0.1);
        color: var(--text-white) !important;
        padding-left: 2.25rem;
    }

.mobile-nav-text {
    display: flex;
    align-items: center;
    gap: 0.875rem;
}

    .mobile-nav-text i {
        color: var(--text-white) !important;
        font-size: 1.3rem;
        width: 24px;
        text-align: center;
    }

/* WhatsApp Mobile Styles */
.whatsapp-item .mobile-nav-link:hover {
    background: rgba(37, 211, 102, 0.05);
    color: var(--text-white) !important;
}

.whatsapp-item .mobile-nav-text i {
    color: var(--whatsapp-color);
}

.contact-info {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.contact-title {
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--text-white) !important;
}

.whatsapp-number-mobile {
    font-size: 0.9rem;
    color: var(--text-white) !important;
    font-weight: 400;
    margin-top: 0.25rem;
}

.external-link-icon {
    color: var(--whatsapp-color);
    font-size: 1.2rem;
}

/* Mobile Dropdown */
.mobile-dropdown-content {
    background: rgba(255, 255, 255, 0.05);
    max-height: 0;
    overflow: hidden;
    transition: var(--transition);
}

.mobile-dropdown.active .mobile-dropdown-content {
    max-height: 600px;
}

.mobile-dropdown-item {
    padding: 1.25rem 2.75rem;
    color: var(--text-white) !important;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.875rem;
    transition: var(--transition);
    font-size: 1rem;
    min-height: 60px;
}

    .mobile-dropdown-item:hover {
        background: rgba(255, 255, 255, 0.1);
        color: var(--text-white) !important;
        padding-left: 3.25rem;
    }

    .mobile-dropdown-item i {
        color: var(--text-white) !important;
        font-size: 1.2rem;
        width: 20px;
        text-align: center;
    }

.mobile-dropdown-toggle {
    cursor: pointer;
    transition: var(--transition);
    font-size: 1.2rem;
    color: var(--text-white) !important;
}

.mobile-dropdown.active .mobile-dropdown-toggle {
    transform: rotate(180deg);
}

/* Media Queries para Mobile */
@media (max-width: 768px) {
    .nav-menu {
        display: none !important;
    }

    .mobile-menu-btn {
        display: block !important;
    }

    .nav-logo {
        font-size: 1.6rem;
    }

        .nav-logo i {
            font-size: 1.8rem;
        }

    .mobile-menu-content {
        max-width: 100%;
    }

    .mobile-nav-link {
        font-size: 1.2rem;
        padding: 1.75rem;
        min-height: 75px;
    }

    .mobile-nav-text i {
        font-size: 1.4rem;
    }

    .contact-title {
        font-size: 1.2rem;
    }

    .whatsapp-number-mobile {
        font-size: 1rem;
    }

    .mobile-dropdown-item {
        font-size: 1.1rem;
        padding: 1.5rem 3rem;
        min-height: 65px;
    }
}

/* Telas muito pequenas */
@media (max-width: 480px) {
    .mobile-nav-link {
        font-size: 1.25rem;
        padding: 2rem 1.5rem;
        min-height: 80px;
    }

    .mobile-nav-text i {
        font-size: 1.5rem;
    }

    .mobile-dropdown-item {
        font-size: 1.15rem;
        padding: 1.75rem 2.5rem;
        min-height: 70px;
    }
}

/* Desktop - Manter visibilidade normal */
@media (min-width: 769px) {
    .nav-menu {
        display: flex !important;
    }

    .mobile-menu-btn {
        display: none !important;
    }
}