/* ===== VARIÁVEIS ESPECÍFICAS DO LOGIN ===== */
:root {
    --login-transition: all 0.3s ease;
    --login-border-radius: 20px;
    --login-input-height: 50px;
    --login-card-max-width: 450px;
    --login-spacing: 2rem;
}

/* ===== RESET E CONFIGURAÇÕES ===== */
.login-body {
    min-height: 100vh;
    background: linear-gradient(135deg, var(--background) 0%, var(--surface) 100%);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    margin: 0;
    position: relative;
}

/* ===== CARD DE LOGIN ===== */
.login-card {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: var(--login-card-max-width);
    padding: 2.5rem 2rem;
    background: var(--surface);
    border-radius: var(--login-border-radius);
    box-shadow: 0 20px 40px var(--shadow);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    animation: fadeInUp 0.6s ease-out;
    transition: var(--login-transition);
}

.login-card:hover {
    box-shadow: 0 25px 50px var(--shadow);
    transform: translateY(-2px);
}

/* ===== LOGO ===== */
.login-logo {
    text-align: center;
    margin-bottom: 2rem;
    animation: fadeInUp 0.6s ease-out 0.2s both;
}

.login-logo img {
    height: 100px;
    width: auto;
    margin-bottom: 1rem;
    transition: var(--login-transition);
    animation: float 6s ease-in-out infinite;
}

.login-logo img:hover {
    transform: scale(1.05);
}

.login-logo h2 {
    color: var(--primary);
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.login-logo h2 span {
    color: var(--accent);
    position: relative;
}

.login-logo h2 span::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    transform: scaleX(0);
    transition: transform 0.3s ease;
    transform-origin: left;
}

.login-logo h2:hover span::after {
    transform: scaleX(1);
}

.login-subtitle {
    color: var(--text-light);
    font-size: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.login-subtitle i {
    color: var(--secondary);
    animation: pulse 2s ease-in-out infinite;
}

/* ===== FORMULÁRIO ===== */
.login-form {
    animation: fadeInUp 0.6s ease-out 0.4s both;
}

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

.input-icon {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-light);
    transition: var(--login-transition);
    z-index: 1;
}

/* CORREÇÃO DA RESPONSIVIDADE DO FORM-CONTROL */
.form-control {
    width: 100%; /* Mudado de 86% para 100% */
    height: var(--login-input-height);
    padding: 0 15px 0 45px;
    background: var(--background);
    border: 2px solid var(--border);
    border-radius: 12px;
    color: var(--text);
    font-size: 1rem;
    transition: var(--login-transition);
    box-sizing: border-box; /* Garante que padding não afete a largura total */
}

.form-control:focus {
    outline: none;
    border-color: var(--secondary);
    box-shadow: 0 0 0 4px rgba(255, 199, 44, 0.1);
}

.form-control:focus + .input-icon {
    color: var(--secondary);
}

.form-control::placeholder {
    color: var(--text-light);
    opacity: 0.7;
}

/* ===== BOTÃO DE LOGIN ===== */
.btn-login {
    width: 100%;
    height: var(--login-input-height);
    background: var(--primary);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--login-transition);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-bottom: 30px;
}

.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 {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px var(--shadow);
}

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

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

.btn-login i {
    font-size: 1rem;
    transition: var(--login-transition);
}

.btn-login:hover i {
    transform: translateX(5px);
}

/* ===== BOTÃO VOLTAR ===== */
.btn-back {
    width: 100%;
    height: var(--login-input-height);
    background: var(--secondary);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--login-transition);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    text-decoration: none;
    margin-top: 10px;
    box-shadow: 0 4px 10px var(--shadow);
}

.btn-back::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-back:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px var(--shadow);
    filter: brightness(1.1);
}

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

.btn-back:active {
    transform: translateY(0);
    filter: brightness(0.9);
}

.btn-back i {
    font-size: 1rem;
    transition: var(--login-transition);
}

.btn-back:hover i {
    transform: translateX(-5px);
}

/* ===== MENSAGEM DE ERRO ===== */
.error-message {
    color: #dc3545;
    font-size: 0.9rem;
    margin-top: 1rem;
    text-align: center;
    padding: 10px;
    border-radius: 8px;
    background: rgba(220, 53, 69, 0.1);
    border: 1px solid rgba(220, 53, 69, 0.2);
    animation: pulse 0.5s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.error-message i {
    font-size: 1rem;
}

/* ===== LOADING SPINNER ===== */
.login-loading {
    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: 1000;
    align-items: center;
    justify-content: center;
}

.login-loading.active {
    display: flex;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 3px solid var(--surface);
    border-top-color: var(--secondary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* ===== KEYFRAMES ADICIONAIS ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

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

/* Tablet */
@media (max-width: 768px) {
    .login-card {
        padding: 2rem 1.5rem;
    }

    .login-logo img {
        height: 80px;
    }

    .login-logo h2 {
        font-size: 1.5rem;
    }
}

/* Mobile */
@media (max-width: 480px) {
    .login-body {
        padding: 15px;
    }

    .login-card {
        padding: 1.5rem 1rem;
    }

    .login-logo img {
        height: 70px;
    }

    .login-logo h2 {
        font-size: 1.3rem;
    }

    .login-subtitle {
        font-size: 0.9rem;
    }

    .form-control {
        height: 42px;
        font-size: 0.95rem;
        padding: 0 12px 0 40px; /* Ajuste do padding para mobile */
    }
    
    .input-icon {
        left: 12px; /* Ajuste da posição do ícone para mobile */
        font-size: 0.9rem;
    }

    .btn-login {
        height: 45px;
        font-size: 1rem;
    }

    .btn-back {
        height: 45px;
        font-size: 1rem;
        margin-top: 8px;
    }
}

/* Mobile pequeno */
@media (max-width: 360px) {
    .login-card {
        padding: 1.2rem 0.8rem;
    }

    .login-logo img {
        height: 60px;
    }

    .login-logo h2 {
        font-size: 1.2rem;
    }

    .form-group {
        margin-bottom: 1rem;
    }
    
    .form-control {
        height: 40px;
        font-size: 0.9rem;
        padding: 0 10px 0 35px; /* Ajuste ainda maior para telas muito pequenas */
    }
    
    .input-icon {
        left: 10px;
        font-size: 0.85rem;
    }

    .btn-back {
        height: 40px;
        font-size: 0.95rem;
    }
}

/* ===== IMPRESSÃO ===== */
@media print {
    .login-body {
        background: white;
        padding: 0;
    }

    .login-card {
        box-shadow: none;
        border: 1px solid #ddd;
    }

    .btn-login,
    .btn-back {
        display: none;
    }
}