* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

:root {
    /* Cores Institucionais */
    --primary-blue: #0d1b3e;
    --primary-blue-dark: #080f23;
    --primary-blue-light: #1a2d5c;
    --secondary-blue: #2a5cff;
    --accent-gold: #ffc107;
    --accent-gold-light: #ffeaa7;

    /* Cores de Feedback */
    --success: #28a745;
    --warning: #ffc107;
    --danger: #e74c3c;
    --info: #17a2b8;

    /* Escala de Cinza */
    --gray-0: #ffffff;
    --gray-50: #f9fafb;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;

    /* Tipografia */
    --font-primary: 'Poppins', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-secondary: 'Inter', system-ui, -apple-system, sans-serif;

    /* Bordas */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 20px;

    /* Sombras */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 40px rgba(13, 27, 62, 0.15);

    /* Transições */
    --transition-fast: 200ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 300ms cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: var(--font-secondary);
    font-size: 14px;
    color: var(--gray-700);
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-light) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    position: relative;
    overflow-x: hidden;
}

/* Padrão de Fundo Elegante */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
            radial-gradient(circle at 15% 50%, rgba(255, 255, 255, 0.05) 0%, transparent 50%),
            radial-gradient(circle at 85% 30%, rgba(255, 193, 7, 0.03) 0%, transparent 50%);
    z-index: -1;
}

/* Wrapper Principal - RESPONSIVO */
.login-wrapper {
    width: 100%;
    max-width: 420px;
    max-height: 90vh;
    margin: 0 auto;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
    scrollbar-color: var(--gray-400) transparent;
}

.login-wrapper::-webkit-scrollbar {
    width: 6px;
}

.login-wrapper::-webkit-scrollbar-track {
    background: transparent;
}

.login-wrapper::-webkit-scrollbar-thumb {
    background-color: var(--gray-400);
    border-radius: 3px;
}

/* Container Compacto */
.login-container {
    background: var(--gray-0);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    position: relative;
    animation: fadeInUp 0.5s ease-out;
}

/* Cabeçalho Compacto */
.login-header {
    padding: 24px 24px 16px;
    text-align: center;
    background: linear-gradient(180deg, var(--gray-0) 0%, var(--gray-50) 100%);
    border-bottom: 1px solid var(--gray-200);
    flex-shrink: 0;
}

.logo {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-blue) 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 26px;
    color: var(--accent-gold-light);
    box-shadow: var(--shadow-md);
}

.logo-text h1 {
    font-family: var(--font-primary);
    font-size: 20px;
    font-weight: 700;
    color: var(--primary-blue);
    margin: 0;
    line-height: 1.2;
}

.logo-text p {
    font-size: 13px;
    color: var(--gray-600);
    margin: 4px 0 0;
    font-weight: 400;
}

/* Card de Login e Recuperação */
.login-card,
.forgot-card {
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex: 1;
    min-height: 0;
}

.card-header {
    text-align: center;
    margin-bottom: 20px;
    flex-shrink: 0;
}

.card-header h2 {
    font-family: var(--font-primary);
    font-size: 18px;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 6px;
}

.card-subtitle {
    color: var(--gray-600);
    font-size: 13px;
    line-height: 1.4;
    margin-bottom: 12px;
}

/* Botão Voltar */
.back-to-login {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: none;
    border: none;
    color: var(--gray-600);
    font-size: 12px;
    font-family: var(--font-secondary);
    cursor: pointer;
    padding: 6px 10px;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    margin-top: 8px;
}

.back-to-login:hover {
    color: var(--secondary-blue);
    background: var(--gray-100);
}

/* Formulários */
.login-form,
.forgot-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
    flex: 1;
    min-height: 0;
}

.form-group {
    position: relative;
    flex-shrink: 0;
}

.input-with-icon {
    position: relative;
}

.input-with-icon i:first-child {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-500);
    font-size: 15px;
    z-index: 1;
}

.input-with-icon input {
    width: 100%;
    padding: 13px 14px 13px 44px;
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-lg);
    font-family: var(--font-secondary);
    font-size: 14px;
    color: var(--gray-900);
    background: var(--gray-0);
    transition: all var(--transition-fast);
}

.input-with-icon input:focus {
    outline: none;
    border-color: var(--secondary-blue);
    box-shadow: 0 0 0 3px rgba(42, 92, 255, 0.15);
}

.input-with-icon input::placeholder {
    color: var(--gray-400);
}

/* Botão Mostrar Senha */
.toggle-password {
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--gray-500);
    cursor: pointer;
    font-size: 15px;
    width: 22px;
    height: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.toggle-password:hover {
    color: var(--secondary-blue);
    background: var(--gray-100);
}

/* Texto de Ajuda */
.form-help {
    margin-top: 6px;
    font-size: 11px;
    color: var(--gray-500);
    line-height: 1.4;
}

/* Botões de Ação */
.form-actions {
    margin-top: 8px;
    flex-shrink: 0;
}

.btn-login,
.btn-reset {
    width: 100%;
    padding: 14px;
    border: none;
    border-radius: var(--radius-lg);
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.btn-login {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-blue) 100%);
    color: var(--gray-0);
    box-shadow: 0 4px 12px rgba(13, 27, 62, 0.2);
}

.btn-login:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 18px rgba(13, 27, 62, 0.3);
}

.btn-reset {
    background: linear-gradient(135deg, var(--success) 0%, #20c997 100%);
    color: var(--gray-0);
    box-shadow: 0 4px 12px rgba(40, 167, 69, 0.2);
}

.btn-reset:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 18px rgba(40, 167, 69, 0.3);
}

/* Links */
.login-links {
    text-align: center;
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--gray-200);
    flex-shrink: 0;
}

.forgot-password-link {
    color: var(--secondary-blue);
    text-decoration: none;
    font-size: 12px;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 10px;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.forgot-password-link:hover {
    background: var(--gray-100);
}

/* Rodapé Compacto */
.login-footer {
    padding: 16px 24px;
    background: var(--gray-50);
    border-top: 1px solid var(--gray-200);
    text-align: center;
    flex-shrink: 0;
}

.security-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: var(--gray-100);
    border-radius: var(--radius-md);
    font-size: 11px;
    color: var(--gray-600);
    font-weight: 500;
    margin-bottom: 8px;
}

.security-badge i {
    color: var(--accent-gold);
}

.footer-text {
    font-size: 10px;
    color: var(--gray-500);
    margin: 0;
}

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(13, 27, 62, 0.95);
    backdrop-filter: blur(10px);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.loading-overlay.active {
    display: flex;
    opacity: 1;
}

.loading-content {
    background: var(--gray-0);
    border-radius: var(--radius-xl);
    padding: 24px;
    width: 90%;
    max-width: 320px;
    text-align: center;
    box-shadow: var(--shadow-xl);
}

.loading-spinner {
    margin-bottom: 16px;
}

.spinner {
    width: 48px;
    height: 48px;
    border: 3px solid var(--gray-200);
    border-top-color: var(--secondary-blue);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto;
}

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

.loading-text h4 {
    font-family: var(--font-primary);
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--gray-900);
}

.loading-text p {
    color: var(--gray-600);
    font-size: 13px;
    margin: 0;
}

/* Toast Notifications */
.toast {
    position: fixed;
    top: 16px;
    right: 16px;
    background: var(--gray-0);
    border-radius: var(--radius-lg);
    padding: 14px 18px;
    box-shadow: var(--shadow-xl);
    display: flex;
    align-items: center;
    gap: 10px;
    z-index: 1001;
    transform: translateX(150%);
    transition: transform 0.3s ease;
    max-width: 320px;
    border-left: 4px solid var(--info);
}

.toast.show {
    transform: translateX(0);
}

.toast.success {
    border-left-color: var(--success);
}

.toast.error {
    border-left-color: var(--danger);
}

.toast.warning {
    border-left-color: var(--warning);
}

.toast i {
    font-size: 16px;
}

.toast.success i { color: var(--success); }
.toast.error i { color: var(--danger); }
.toast.warning i { color: var(--warning); }
.toast.info i { color: var(--info); }

.toast span {
    flex: 1;
    font-size: 13px;
    font-weight: 500;
}

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

/* RESPONSIVIDADE AVANÇADA */

/* Telas muito pequenas (até 360px) */
@media (max-width: 360px) {
    body {
        padding: 12px;
    }

    .login-wrapper {
        max-height: 95vh;
    }

    .login-header {
        padding: 20px 20px 12px;
    }

    .logo-icon {
        width: 48px;
        height: 48px;
        font-size: 22px;
    }

    .logo-text h1 {
        font-size: 18px;
    }

    .login-card,
    .forgot-card {
        padding: 20px;
    }

    .card-header h2 {
        font-size: 16px;
    }

    .input-with-icon input {
        padding: 12px 12px 12px 40px;
        font-size: 13px;
    }

    .btn-login,
    .btn-reset {
        padding: 12px;
        font-size: 13px;
    }
}

/* Telas pequenas (361px a 480px) */
@media (max-width: 480px) {
    .login-wrapper {
        max-width: 100%;
    }

    .login-container {
        border-radius: var(--radius-lg);
    }
}

/* Telas muito altas */
@media (min-height: 800px) {
    .login-wrapper {
        max-height: 700px;
    }
}

/* Telas muito baixas */
@media (max-height: 600px) {
    .login-wrapper {
        max-height: 95vh;
    }

    .login-header {
        padding: 16px 16px 12px;
    }

    .login-card,
    .forgot-card {
        padding: 16px;
    }

    .login-form,
    .forgot-form {
        gap: 12px;
    }
}

/* Landscape em mobile */
@media (max-height: 500px) and (orientation: landscape) {
    body {
        padding: 8px;
        align-items: flex-start;
    }

    .login-wrapper {
        max-height: 95vh;
        max-width: 90%;
    }

    .login-header {
        padding: 12px 16px 8px;
    }

    .logo-icon {
        width: 40px;
        height: 40px;
        font-size: 18px;
    }

    .logo-text h1 {
        font-size: 16px;
    }

    .logo-text p {
        font-size: 11px;
    }

    .login-card,
    .forgot-card {
        padding: 12px;
    }

    .card-header h2 {
        font-size: 15px;
        margin-bottom: 4px;
    }

    .card-subtitle {
        font-size: 11px;
        margin-bottom: 8px;
    }

    .input-with-icon input {
        padding: 10px 10px 10px 36px;
        font-size: 13px;
    }

    .btn-login,
    .btn-reset {
        padding: 10px;
        font-size: 13px;
    }

    .login-footer {
        padding: 12px 16px;
    }
}

/* Estados de Validação */
.input-with-icon input.error {
    border-color: var(--danger);
    background-color: rgba(231, 76, 60, 0.02);
}

.input-with-icon input.success {
    border-color: var(--success);
    background-color: rgba(40, 167, 69, 0.02);
}