/* Variáveis */
:root {
    /* Cores principais - KW24 */
    --primary-dark: #033140;
    --primary: #086B8D;
    --primary-light: #667;
    --white: #F4FCFF;
    
    /* Efeitos glass */
    --glass-bg: rgba(255, 255, 255, 0.04);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    
    /* Estados interativos */
    --success-color: #00bf74;
    --success-hover: #009e5f;
    --error-color: #e74c3c;
    --text-primary: #222;
    --text-secondary: #667;
    --text-light: #eee;
    
    /* Transições */
    --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-medium: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Dimensões */
    --container-width: 470px;
    --container-mobile: 98vw;
    --border-radius: 24px;
    --input-radius: 12px;
    --button-radius: 14px;
    
    /* Espaçamentos padrão */
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 32px;
    --spacing-xl: 40px;
}

/* Reset e base */
* {
    box-sizing: border-box;
}

body {
    background: 
        url('/Apps/assets/img/Fundo_Login.webp') no-repeat center center / cover,
        linear-gradient(135deg, var(--primary-dark), var(--primary));
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    margin: 0;
    padding: 0;
    min-height: 100vh;
    width: 100vw;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
}

body::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.1);
    z-index: 10;
}

/* Container principal */
.login-container {
    width: var(--container-width);
    max-width: 90vw;
    padding: var(--spacing-lg) 30px var(--spacing-xl) 30px;
    border-radius: var(--border-radius);
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1.5px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    z-index: 100;
    animation: slideInUp var(--transition-slow) ease-out forwards;
}

/* Header */
.login-header {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: var(--spacing-xl);
}

.login-header img {
    max-width: 220px;
    height: auto;
    margin-bottom: 0;
    filter: drop-shadow(2px 4px 6px rgba(0, 0, 0, 0.25));
    transition: transform var(--transition-medium);
}

.login-header img:hover {
    transform: scale(1.02);
}

/* Formulário */
.login-form {
    width: 100%;
    max-width: 430px;
}

.input-group {
    position: relative;
    margin-bottom: 20px;
    width: 100%;
}

.input-group:last-of-type {
    margin-bottom: var(--spacing-lg);
}

.input-icon {
    position: absolute;
    left: var(--spacing-sm);
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
    font-size: 18px;
    z-index: 3;
    transition: color var(--transition-fast);
}

input[type="text"],
input[type="password"] {
    width: 100%;
    font-size: 16px;
    padding: 14px 20px 14px 48px;
    border-radius: var(--input-radius);
    background: rgba(255, 255, 255, 0.95);
    color: var(--text-primary);
    border: 1.5px solid rgba(204, 214, 223, 0.6);
    transition: all var(--transition-fast);
    font-family: inherit;
}

input[type="text"]:focus,
input[type="password"]:focus {
    outline: none;
    border-color: var(--primary-light);
    background: rgba(255, 255, 255, 1);
    box-shadow: 0 0 0 3px rgba(13, 194, 255, 0.1);
}

input[type="text"]:focus + .input-icon,
input[type="password"]:focus + .input-icon {
    color: var(--primary-light);
}

/* Botões */
.login-button {
    width: 100%;
    background: linear-gradient(135deg, var(--success-color), var(--success-hover));
    font-size: 16px;
    font-weight: 600;
    padding: 16px 0;
    border-radius: var(--button-radius);
    color: white;
    text-transform: uppercase;
    letter-spacing: 1px;
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(0, 191, 116, 0.25);
    transition: all var(--transition-medium);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    position: relative;
    overflow: hidden;
}

.login-button::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 var(--transition-medium);
}

.login-button:hover {
    background: linear-gradient(135deg, var(--success-hover), var(--success-color));
    transform: translateY(-2px);
    box-shadow: 0 6px 30px rgba(0, 191, 116, 0.35);
}

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

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

.login-button:focus {
    outline: 3px solid rgba(0, 191, 116, 0.3);
    outline-offset: 2px;
}

.forgot-password-button {
    width: 100%;
    padding: 12px 20px;
    margin-top: 15px;
    background: transparent;
    color: var(--text-light);
    border: 1px solid var(--glass-border);
    border-radius: var(--button-radius);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    position: relative;
    overflow: hidden;
}

.forgot-password-button:hover {
    background: var(--glass-bg);
    border-color: var(--primary-light);
    transform: translateY(-1px);
}

.forgot-password-button i {
    font-size: 14px;
}

/* Estados de loading para botão esqueci senha */
.forgot-password-button.loading {
    pointer-events: none;
    opacity: 0.7;
}

.forgot-password-button.loading span {
    opacity: 0;
}

.forgot-password-button.loading i {
    opacity: 0;
}

.forgot-password-button.loading::after {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    border: 2px solid transparent;
    border-top: 2px solid var(--text-light);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* Estados de loading */
.login-button.loading {
    pointer-events: none;
    opacity: 0.7;
}

.login-button.loading span {
    opacity: 0;
}

.login-button.loading::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* Sistema de recuperação */

/* Modo recuperação - espaçamento reduzido */
.recovery-mode .login-header {
    margin-bottom: 20px;
}

/* Esconder botão original durante recuperação */
.recovery-mode > .forgot-password-button {
    display: none !important;
}

.recovery-step {
    margin-top: 20px;
    text-align: center;
}

.recovery-step h3 {
    color: var(--white);
    font-weight: 500;
    margin: 0 0 var(--spacing-xs) 0;
    font-size: 18px;
    letter-spacing: 0.01em;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.recovery-step p {
    color: var(--text-light);
    opacity: 0.95;
    margin: 0 0 var(--spacing-md) 0;
    font-size: 14px;
    line-height: 1.5;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.recovery-step .input-group:last-of-type {
    margin-bottom: var(--spacing-md);
}

/* Loader overlay */
#recovery-loader {
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--border-radius);
    z-index: 1000;
}

#recovery-loader .loader-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    color: var(--primary-dark);
}

#recovery-loader .spinner {
    width: 32px;
    height: 32px;
    border: 3px solid rgba(3, 49, 64, 0.2);
    border-top: 3px solid var(--primary-dark);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 12px;
}

#recovery-loader .loader-text {
    font-size: 14px;
    font-weight: 500;
    opacity: 0.8;
}

/* Utilitários */
.toggle-password {
    position: absolute;
    right: var(--spacing-sm);
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 16px;
    padding: 0;
    border-radius: 4px;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    line-height: 1;
    flex-shrink: 0;
}

.toggle-password:hover {
    color: var(--primary-light);
    background: rgba(13, 194, 255, 0.1);
}

/* Alerts */
.alert-top {
    position: fixed;
    top: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 9999;
    background: var(--error-color);
    color: white;
    border-radius: 12px;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 14px;
    font-weight: 500;
    box-shadow: 0 6px 20px rgba(231, 76, 60, 0.3);
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 300px;
    max-width: 90vw;
    animation: alertSlideIn var(--transition-slow) ease-out;
}

/* Animações */
@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes alertSlideIn {
    from {
        opacity: 0;
        transform: translateX(-50%) translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Responsividade */
@media (max-width: 540px) {
    .login-container {
        width: var(--container-mobile);
        padding: var(--spacing-md) 20px var(--spacing-lg) 20px;
        margin: 20px;
    }
    
    .login-header img {
        max-width: 70vw;
    }
    
    input[type="text"],
    input[type="password"] {
        font-size: 16px;
        padding: 12px var(--spacing-sm) 12px 44px;
    }
    
    .input-icon {
        font-size: 16px;
        left: 14px;
    }
    
    .toggle-password {
        right: 14px;
        font-size: 14px;
        width: 30px;
        height: 30px;
    }
    
    .btn {
        font-size: 14px;
        padding: 14px 0;
    }
}

@media (max-width: 400px) {
    .login-container {
        padding: 20px var(--spacing-sm) 28px var(--spacing-sm);
        margin: var(--spacing-sm);
    }
    
    .alert-top {
        left: var(--spacing-sm);
        right: var(--spacing-sm);
        transform: none;
        min-width: auto;
    }
}

/* Footer */
.login-footer {
    margin-top: var(--spacing-xl);
    text-align: center;
}

.login-footer p {
    color: var(--text-light);
    font-size: 12px;
    margin: 0;
    opacity: 0.7;
}