/* ============================================
   TELA DE LOGIN MODERNA - PROSPECTACLI
   Design moderno, limpo e focado em UX
   ============================================ */

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

body {
    min-height: 100vh;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    overflow-x: hidden;
}

/* ============================================
   WRAPPER E BACKGROUND
   ============================================ */

.login-wrapper {
    min-height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    /*background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);*/
    background: linear-gradient(135deg, #2f2de6 0%, #18d3da 100%);
    background-size: 400% 400%;
    animation: gradientShift 15s ease infinite;
    overflow: hidden;
}

@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

/* Orbs decorativos animados */
.login-background {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    overflow: hidden;
    z-index: 0;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
    animation: float 20s ease-in-out infinite;
}

.orb-1 {
    width: 500px;
    height: 500px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    top: -200px;
    left: -200px;
    animation-delay: 0s;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    bottom: -150px;
    right: -150px;
    animation-delay: 5s;
}

.orb-3 {
    width: 350px;
    height: 350px;
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    top: 50%;
    right: -100px;
    animation-delay: 10s;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    33% {
        transform: translate(30px, -30px) scale(1.1);
    }
    66% {
        transform: translate(-20px, 20px) scale(0.9);
    }
}

/* ============================================
   CONTAINER E CARD
   ============================================ */

.login-container {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 450px;
    animation: fadeInUp 0.6s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.login-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-radius: 24px;
    padding: 3rem 2.5rem;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3),
                0 0 0 1px rgba(255, 255, 255, 0.1) inset;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* ============================================
   HEADER
   ============================================ */

.login-header {
    text-align: center;
    margin-bottom: 1.5rem;
}

.logo-container {
    margin-bottom: 1rem;
    animation: logoFloat 3s ease-in-out infinite;
}

@keyframes logoFloat {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

.login-logo {
    max-width: 300px;
    height: auto;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
}

.login-title {
    font-size: 2rem;
    font-weight: 700;
    color: #1a1a2e;
    margin-bottom: 0.5rem;
    letter-spacing: -0.5px;
}

.login-subtitle {
    font-size: 0.95rem;
    color: #6c757d;
    margin: 0;
    font-weight: 400;
}

/* ============================================
   ALERTAS
   ============================================ */

.alert {
    border-radius: 12px;
    border: none;
    padding: 1rem 1.25rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.alert-danger {
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a6f 100%);
    color: white;
}

.alert-success {
    background: linear-gradient(135deg, #51cf66 0%, #40c057 100%);
    color: white;
}

.alert .btn-close {
    filter: brightness(0) invert(1);
}

/* ============================================
   FORMULÁRIO
   ============================================ */

.login-form {
    margin-bottom: 2rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    font-size: 0.875rem;
    font-weight: 600;
    color: #495057;
    margin-bottom: 0.75rem;
    display: block;
    letter-spacing: 0.3px;
}

.form-label i {
    color: #667eea;
}

.input-wrapper {
    position: relative;
}

.form-control {
    width: 100%;
    padding: 0.875rem 1rem 0.875rem 3rem;
    font-size: 1rem;
    border: 2px solid #e9ecef;
    border-radius: 12px;
    background: #ffffff;
    transition: all 0.3s ease;
    color: #1a1a2e;
}

.form-control:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.1);
    background: #ffffff;
}

.form-control::placeholder {
    color: #adb5bd;
    font-weight: 400;
}

.form-control:focus::placeholder {
    color: #ced4da;
}

.input-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: #6c757d;
    font-size: 1.1rem;
    pointer-events: none;
    transition: color 0.3s ease;
}

.form-control:focus ~ .input-icon {
    color: #667eea;
}

/* Botão toggle senha */
.btn-toggle-password {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: #6c757d;
    cursor: pointer;
    padding: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.3s ease;
    z-index: 10;
}

.btn-toggle-password:hover {
    color: #667eea;
}

.btn-toggle-password:focus {
    outline: none;
}

.btn-toggle-password i {
    font-size: 1.1rem;
}

/* Validação */
.was-validated .form-control:invalid {
    border-color: #dc3545;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12' width='12' height='12' fill='none' stroke='%23dc3545'%3e%3ccircle cx='6' cy='6' r='4.5'/%3e%3cpath d='m5.8 3.6 .4.4.4-.4'/%3e%3cpath d='m6 6v2.5'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1.25rem;
    padding-right: 3.5rem;
}

.was-validated .form-control:valid {
    border-color: #28a745;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 8 8'%3e%3cpath fill='%2328a745' d='m2.3 6.73.98-.98-.98-.98-.98.98.98.98zm2.12-2.12L6.16 6.78 8.5 4.44l-1.06-1.06L6.16 4.66 4.36 2.86l-1.06 1.06z'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1.25rem;
    padding-right: 3.5rem;
}

.invalid-feedback {
    display: none;
    width: 100%;
    margin-top: 0.5rem;
    font-size: 0.875rem;
    color: #dc3545;
    font-weight: 500;
}

.was-validated .form-control:invalid ~ .invalid-feedback {
    display: block;
    animation: slideDown 0.3s ease-out;
}

/* ============================================
   OPÇÕES DO FORMULÁRIO
   ============================================ */

.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.form-check {
    display: flex;
    align-items: center;
}

.form-check-input {
    width: 1.125rem;
    height: 1.125rem;
    margin-top: 0;
    margin-right: 0.5rem;
    border: 2px solid #dee2e6;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.form-check-input:checked {
    background-color: #667eea;
    border-color: #667eea;
}

.form-check-input:focus {
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.25);
}

.form-check-label {
    font-size: 0.875rem;
    color: #6c757d;
    cursor: pointer;
    user-select: none;
    font-weight: 500;
}

.forgot-password-link {
    font-size: 0.875rem;
    color: #667eea;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    position: relative;
}

.forgot-password-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: #667eea;
    transition: width 0.3s ease;
}

.forgot-password-link:hover {
    color: #5568d3;
}

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

/* ============================================
   BOTÃO DE LOGIN
   ============================================ */

.btn-login {
    width: 100%;
    padding: 1rem 2rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 12px;
    border: none;
    background: linear-gradient(135deg, #2f2de6 0%, #18d3da 100%);
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
    position: relative;
    overflow: hidden;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-login::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.btn-login:hover::before {
    left: 100%;
}

.btn-login:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.5);
}

.btn-login:active {
    transform: translateY(0);
}

.btn-login:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.btn-login i {
    font-size: 1.2rem;
}

.spinner-border-sm {
    width: 1rem;
    height: 1rem;
    border-width: 0.15em;
}

/* ============================================
   FOOTER
   ============================================ */

.login-footer {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #e9ecef;
    margin-top: 2rem;
}

.version-info {
    font-size: 0.75rem;
    color: #adb5bd;
    margin-bottom: 0.75rem;
    font-weight: 500;
}

.version-info i {
    color: #667eea;
}

.footer-links {
    font-size: 0.75rem;
    color: #6c757d;
    margin: 0;
}

.footer-link {
    color: #6c757d;
    text-decoration: none;
    transition: color 0.3s ease;
    font-weight: 500;
}

.footer-link:hover {
    color: #667eea;
}

.separator {
    margin: 0 0.5rem;
    color: #dee2e6;
}

/* ============================================
   RESPONSIVIDADE
   ============================================ */

@media (max-width: 768px) {
    .login-wrapper {
        padding: 1rem;
    }

    .login-card {
        padding: 2rem 1.5rem;
        border-radius: 20px;
    }

    .login-title {
        font-size: 1.75rem;
    }

    .login-logo {
        max-width: 160px;
    }

    .form-options {
        flex-direction: column;
        align-items: flex-start;
    }

    .forgot-password-link {
        width: 100%;
        text-align: right;
    }

    .orb-1,
    .orb-2,
    .orb-3 {
        display: none;
    }
}

@media (max-width: 480px) {
    .login-card {
        padding: 1.5rem 1.25rem;
    }

    .login-title {
        font-size: 1.5rem;
    }

    .login-subtitle {
        font-size: 0.875rem;
    }

    .form-control {
        padding: 0.75rem 0.875rem 0.75rem 2.75rem;
        font-size: 0.95rem;
    }

    .input-icon {
        left: 0.875rem;
        font-size: 1rem;
    }

    .btn-login {
        padding: 0.875rem 1.5rem;
        font-size: 1rem;
    }
}

/* ============================================
   ANIMAÇÕES E TRANSIÇÕES
   ============================================ */

.login-card {
    animation: cardEntrance 0.8s ease-out;
}

@keyframes cardEntrance {
    0% {
        opacity: 0;
        transform: translateY(40px) scale(0.95);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.form-group {
    animation: fadeIn 0.6s ease-out backwards;
}

.form-group:nth-child(1) {
    animation-delay: 0.1s;
}

.form-group:nth-child(2) {
    animation-delay: 0.2s;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ============================================
   ACESSIBILIDADE
   ============================================ */

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Foco visível para navegação por teclado */
.form-control:focus,
.btn-login:focus,
.btn-toggle-password:focus,
.form-check-input:focus {
    outline: 2px solid #667eea;
    outline-offset: 2px;
}