/* ========================================
   CSS RESPONSIVO - NAVEGAÇÃO MELHORADA
   Navegação completamente responsiva e acessível
======================================== */

/* ========================================
   MENU HAMBÚRGUER
======================================== */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    cursor: pointer;
    padding: 0.5rem;
    z-index: 102;
    border-radius: 8px;
    transition: all 0.3s ease;
    position: relative;
}

.mobile-menu-toggle:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.05);
}

.mobile-menu-toggle:active {
    transform: scale(0.95);
}

.mobile-menu-toggle span {
    width: 1.5625rem;
    height: 0.1875rem;
    background-color: #ffffff;
    margin: 0.1875rem 0;
    transition: all 0.3s ease;
    border-radius: 2px;
    transform-origin: center;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(0.375rem, 0.375rem);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
    transform: scale(0);
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(0.375rem, -0.375rem);
}

/* ========================================
   NAVBAR PRINCIPAL
======================================== */
.navbar {
    position: absolute;
    top: 1rem;
    left: clamp(1rem, 5vw, 5.625rem);
    right: clamp(1rem, 5vw, 5.625rem);
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 100;
    padding: 0.5rem 0;
    transition: all 0.3s ease;
}

.logo {
    width: clamp(140px, 20vw, 207px);
    height: auto;
    aspect-ratio: 207/56;
    transition: all 0.3s ease;
}

.logo:hover {
    transform: scale(1.02);
}

/* ========================================
   LINKS DE NAVEGAÇÃO
======================================== */
.nav-links {
    display: flex;
    gap: clamp(1rem, 3vw, 1.875rem);
    align-items: center;
    transition: all 0.3s ease;
}

.nav-link {
    font-size: clamp(1rem, 2.5vw, 1.25rem);
    font-weight: 600;
    color: #f9fafb;
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
    padding: 0.5rem 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #ffffff, #1e97df);
    transition: width 0.3s ease;
}

.nav-link:hover {
    color: #ffffff;
    transform: translateY(-1px);
}

.nav-link:hover::after {
    width: 100%;
}

/* ========================================
   ACESSIBILIDADE - FOCO
======================================== */
.nav-link:focus,
.btn-register:focus,
.mobile-menu-toggle:focus {
    outline: 2px solid #ffffff;
    outline-offset: 2px;
    border-radius: 4px;
}

.nav-link:focus-visible,
.btn-register:focus-visible,
.mobile-menu-toggle:focus-visible {
    outline: 2px solid #1e97df;
    outline-offset: 2px;
}

/* ========================================
   OVERLAY PARA MENU MOBILE
======================================== */
.nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
    z-index: 98;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.nav-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* ========================================
   MEDIA QUERIES - NAVEGAÇÃO
======================================== */

/* Desktop Large (1200px+) */
@media (min-width: 1200px) {
    .navbar {
        left: 6rem;
        right: 6rem;
    }

    .nav-links {
        gap: 2.5rem;
    }

    .nav-link {
        font-size: 1.25rem;
    }
}

/* Desktop Medium (1025px - 1199px) */
@media (max-width: 1199px) and (min-width: 1025px) {
    .navbar {
        left: 4rem;
        right: 4rem;
    }

    .nav-links {
        gap: 2rem;
    }
}

/* Tablets (768px - 1024px) */
@media (max-width: 1024px) {
    .navbar {
        left: 2.5rem;
        right: 2.5rem;
    }

    .nav-links {
        gap: 1.5rem;
    }

    .nav-link {
        font-size: 1.125rem;
    }

    .btn-register {
        padding: 0.5rem 1rem;
        font-size: 1rem;
    }
}

/* Mobile Large (481px - 768px) */
@media (max-width: 768px) {
    .navbar {
        left: 1.25rem !important;
        right: 1.25rem !important;
        top: 1.25rem !important;
        gap: 1.25rem;
        padding: 0.75rem 0;
    }

    .logo {
        width: clamp(120px, 25vw, 160px) !important;
        height: auto !important;
    }

    .mobile-menu-toggle {
        display: flex !important;
        order: 3;
    }

    .nav-links {
        position: fixed !important;
        top: 0 !important;
        right: -100% !important;
        width: min(320px, 80vw) !important;
        height: 100vh !important;
        background: linear-gradient(135deg, #1e97df 0%, #5db460 100%) !important;
        flex-direction: column !important;
        justify-content: center !important;
        align-items: center !important;
        gap: 2.5rem !important;
        transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1) !important;
        z-index: 99 !important;
        box-shadow: -5px 0 25px rgba(0, 0, 0, 0.2) !important;
        padding: 2rem !important;
    }

    .nav-links.active {
        right: 0 !important;
    }

    .nav-link {
        font-size: 1.5rem !important;
        padding: 1rem 0 !important;
        text-align: center !important;
        width: 100% !important;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1) !important;
    }

    .nav-link:last-of-type {
        border-bottom: none !important;
    }

    .nav-link::after {
        display: none !important;
    }

    .nav-link:hover {
        background: rgba(255, 255, 255, 0.1) !important;
        border-radius: 8px !important;
        transform: none !important;
    }

    .btn-register {
        font-size: 1.125rem !important;
        padding: 0.875rem 1.5rem !important;
        margin-top: 1rem !important;
        border-radius: 8px !important;
    }
}

/* Mobile Small (até 480px) */
@media (max-width: 480px) {
    .navbar {
        left: 1rem !important;
        right: 1rem !important;
        top: 1rem !important;
    }

    .logo {
        width: clamp(100px, 30vw, 140px) !important;
        height: auto !important;
    }

    .nav-links {
        width: min(280px, 90vw) !important;
        right: -100% !important;
        padding: 1.5rem !important;
        gap: 2rem !important;
    }

    .nav-link {
        font-size: 1.25rem !important;
        padding: 0.875rem 0 !important;
    }

    .btn-register {
        font-size: 1rem !important;
        padding: 0.75rem 1.25rem !important;
    }

    .mobile-menu-toggle {
        padding: 0.375rem;
    }

    .mobile-menu-toggle span {
        width: 1.25rem;
        height: 0.125rem;
        margin: 0.125rem 0;
    }
}

/* Extra Small Mobile (até 360px) */
@media (max-width: 360px) {
    .navbar {
        left: 0.75rem !important;
        right: 0.75rem !important;
        top: 0.75rem !important;
    }

    .logo {
        width: clamp(90px, 35vw, 120px) !important;
    }

    .nav-links {
        width: 95vw !important;
        padding: 1rem !important;
        gap: 1.5rem !important;
    }

    .nav-link {
        font-size: 1.125rem !important;
        padding: 0.75rem 0 !important;
    }

    .btn-register {
        font-size: 0.9375rem !important;
        padding: 0.625rem 1rem !important;
    }

    .mobile-menu-toggle {
        padding: 0.25rem;
    }

    .mobile-menu-toggle span {
        width: 1rem;
        height: 0.125rem;
    }
}

/* Landscape Mobile */
@media (max-height: 500px) and (orientation: landscape) {
    .nav-links {
        height: 100vh !important;
        justify-content: flex-start !important;
        padding-top: 4rem !important;
        gap: 1.5rem !important;
    }

    .nav-link {
        font-size: 1.125rem !important;
        padding: 0.5rem 0 !important;
    }

    .btn-register {
        margin-top: 0.5rem !important;
    }
}

/* Tablets em modo paisagem */
@media (max-width: 1024px) and (orientation: landscape) and (max-height: 768px) {
    .navbar {
        top: 0.75rem;
        left: 2rem;
        right: 2rem;
    }

    .logo {
        width: clamp(120px, 20vw, 180px);
    }

    .nav-links {
        gap: 1.25rem;
    }

    .nav-link {
        font-size: 1rem;
    }
}

/* Estados de hover para touch devices */
@media (hover: none) and (pointer: coarse) {
    .nav-link:hover {
        transform: none;
    }

    .nav-link:active {
        background: rgba(255, 255, 255, 0.1);
        border-radius: 4px;
    }

    .mobile-menu-toggle:hover {
        transform: none;
    }

    .mobile-menu-toggle:active {
        background: rgba(255, 255, 255, 0.3);
    }

    .logo:hover {
        transform: none;
    }
}

/* High DPI Displays */
@media (-webkit-min-device-pixel-ratio: 2),
(min-resolution: 192dpi) {
    .mobile-menu-toggle span {
        height: 0.125rem;
    }

    .nav-link::after {
        height: 1px;
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {

    .navbar,
    .logo,
    .nav-links,
    .nav-link,
    .mobile-menu-toggle,
    .mobile-menu-toggle span,
    .nav-overlay {
        transition: none !important;
        animation: none !important;
    }

    .nav-link::after {
        transition: none !important;
    }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    .mobile-menu-toggle {
        background: rgba(255, 255, 255, 0.15);
        border-color: rgba(255, 255, 255, 0.3);
    }

    .mobile-menu-toggle:hover {
        background: rgba(255, 255, 255, 0.25);
    }
}

/* Print Styles */
@media print {
    .navbar {
        position: static !important;
        background: #f9fafb !important;
        color: #000 !important;
        padding: 1rem !important;
        border-bottom: 1px solid #ddd !important;
    }

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

    .nav-links {
        position: static !important;
        background: transparent !important;
        flex-direction: row !important;
        height: auto !important;
        width: auto !important;
        right: auto !important;
        gap: 1rem !important;
        padding: 0 !important;
        box-shadow: none !important;
    }

    .nav-link {
        color: #000 !important;
        font-size: 0.875rem !important;
        padding: 0 !important;
        border: none !important;
    }

    .nav-link::after {
        display: none !important;
    }

    .btn-register {
        background: #ddd !important;
        color: #000 !important;
        box-shadow: none !important;
    }
}

/* Animações de entrada para o menu mobile */
@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }

    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideOutRight {
    from {
        transform: translateX(0);
        opacity: 1;
    }

    to {
        transform: translateX(100%);
        opacity: 0;
    }
}

/* Aplicar animações quando suportadas */
@media (prefers-reduced-motion: no-preference) {
    .nav-links.active {
        animation: slideInRight 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    }
}

/* Melhorias de acessibilidade */
.nav-link[aria-current="page"] {
    color: #1e97df;
    font-weight: 700;
}

.nav-link[aria-current="page"]::after {
    width: 100%;
    background: #1e97df;
}

/* Skip link para acessibilidade */
.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: #000;
    color: #fff;
    padding: 8px;
    text-decoration: none;
    z-index: 1000;
    border-radius: 4px;
}

.skip-link:focus {
    top: 6px;
}

/* Indicador visual para usuários de teclado */
.navbar:focus-within {
    outline: 2px solid #1e97df;
    outline-offset: 2px;
    border-radius: 8px;
}