/* ==========================================
   Sistema de Automação de Mensagens - Movve
   Identidade Visual: Branco + Azul #2876E7
   ========================================== */

:root {
    --primary-color: #2876E7;
    --primary-dark: #1e5bb8;
    --primary-light: #4a91ed;
    --secondary-color: #2c3e5c;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --info-color: #3b82f6;
    --white: #ffffff;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --radius: 8px;
    --radius-lg: 12px;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--gray-50);
    color: var(--gray-800);
    line-height: 1.6;
}

/* ==========================================
   Loading Screen
   ========================================== */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--white);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loading-screen.hidden {
    opacity: 0;
    visibility: hidden;
}

.loading-logo {
    width: 120px;
    height: auto;
    margin-bottom: 30px;
}

.loading-logo svg {
    width: 100%;
    height: auto;
}

/* SVG Animation */
.loading-logo svg path {
    stroke-dasharray: 1000;
    stroke-dashoffset: 1000;
    animation: draw 2s ease-in-out infinite;
}

.loading-logo svg path:nth-child(1) {
    animation-delay: 0s;
}

.loading-logo svg path:nth-child(2) {
    animation-delay: 0.2s;
}

.loading-logo svg path:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes draw {
    0% {
        stroke-dashoffset: 1000;
        fill-opacity: 0;
    }
    50% {
        stroke-dashoffset: 0;
        fill-opacity: 0.5;
    }
    100% {
        stroke-dashoffset: 0;
        fill-opacity: 1;
    }
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--gray-200);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

@keyframes pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.7;
        transform: scale(1.05);
    }
}

@keyframes progress {
    0% {
        transform: translateX(-100%);
    }
    50% {
        transform: translateX(0%);
    }
    100% {
        transform: translateX(100%);
    }
}

/* ==========================================
   Layout
   ========================================== */
.app-container {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: 260px;
    background: var(--white);
    border-right: 1px solid var(--gray-200);
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    z-index: 100;
    transition: transform 0.3s ease;
}

.sidebar-header {
    padding: 20px;
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    gap: 12px;
}

.sidebar-logo {
    width: 40px;
    height: auto;
}

.sidebar-brand {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-800);
}

.sidebar-nav {
    flex: 1;
    padding: 16px 12px;
    overflow-y: auto;
}

.nav-section {
    margin-bottom: 24px;
}

.nav-section-title {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--gray-400);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0 12px;
    margin-bottom: 8px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    color: var(--gray-600);
    text-decoration: none;
    border-radius: var(--radius);
    transition: all 0.2s ease;
    margin-bottom: 4px;
}

.nav-item:hover {
    background: var(--gray-100);
    color: var(--gray-800);
}

.nav-item.active {
    background: var(--primary-color);
    color: var(--white);
}

.nav-item svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.sidebar-footer {
    padding: 16px;
    border-top: 1px solid var(--gray-200);
}

.user-info {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px;
    border-radius: var(--radius);
    transition: background 0.2s ease;
}

.user-info:hover {
    background: var(--gray-100);
}

.user-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--primary-color);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.875rem;
}

.user-details {
    flex: 1;
    min-width: 0;
}

.user-name {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gray-800);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-role {
    font-size: 0.75rem;
    color: var(--gray-500);
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: 260px;
    min-height: 100vh;
}

.content-header {
    background: var(--white);
    border-bottom: 1px solid var(--gray-200);
    padding: 16px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 50;
}

.page-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--gray-800);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.content-body {
    padding: 24px;
}

/* ==========================================
   Cards
   ========================================== */
.card {
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    overflow: hidden;
}

.card-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--gray-800);
}

.card-body {
    padding: 20px;
}

.card-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--gray-200);
    background: var(--gray-50);
}

/* Stats Cards */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 20px;
    box-shadow: var(--shadow);
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.stat-icon.primary {
    background: rgba(40, 118, 231, 0.1);
    color: var(--primary-color);
}

.stat-icon.success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success-color);
}

.stat-icon.warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning-color);
}

.stat-icon.danger {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger-color);
}

.stat-icon svg {
    width: 24px;
    height: 24px;
}

.stat-content {
    flex: 1;
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--gray-800);
    line-height: 1;
    margin-bottom: 4px;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--gray-500);
}

/* ==========================================
   Forms
   ========================================== */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--gray-700);
    margin-bottom: 6px;
}

.form-label .required {
    color: var(--danger-color);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius);
    font-size: 0.9375rem;
    color: var(--gray-800);
    background: var(--white);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(40, 118, 231, 0.1);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--gray-400);
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

.form-hint {
    font-size: 0.8125rem;
    color: var(--gray-500);
    margin-top: 6px;
}

.form-error {
    font-size: 0.8125rem;
    color: var(--danger-color);
    margin-top: 6px;
}

.input-group {
    display: flex;
    align-items: stretch;
}

.input-group .form-input {
    border-radius: var(--radius) 0 0 var(--radius);
}

.input-group-append {
    display: flex;
}

.input-group-append .btn {
    border-radius: 0 var(--radius) var(--radius) 0;
}

/* ==========================================
   Buttons
   ========================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 18px;
    font-size: 0.9375rem;
    font-weight: 500;
    border-radius: var(--radius);
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
    white-space: nowrap;
}

.btn svg {
    width: 18px;
    height: 18px;
}

.btn-primary {
    background: var(--primary-color);
    color: var(--white);
}

.btn-primary:hover {
    background: var(--primary-dark);
}

.btn-secondary {
    background: var(--gray-100);
    color: var(--gray-700);
}

.btn-secondary:hover {
    background: var(--gray-200);
}

.btn-success {
    background: var(--success-color);
    color: var(--white);
}

.btn-success:hover {
    background: #0ea572;
}

.btn-danger {
    background: var(--danger-color);
    color: var(--white);
}

.btn-danger:hover {
    background: #dc2626;
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--gray-300);
    color: var(--gray-700);
}

.btn-outline:hover {
    background: var(--gray-100);
    border-color: var(--gray-400);
}

.btn-sm {
    padding: 6px 12px;
    font-size: 0.8125rem;
}

.btn-lg {
    padding: 14px 24px;
    font-size: 1rem;
}

.btn-block {
    width: 100%;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* ==========================================
   Tables
   ========================================== */
.table-container {
    overflow-x: auto;
}

.table {
    width: 100%;
    border-collapse: collapse;
}

.table th,
.table td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--gray-200);
}

.table th {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background: var(--gray-50);
}

.table td {
    font-size: 0.875rem;
    color: var(--gray-700);
}

.table tbody tr:hover {
    background: var(--gray-50);
}

/* ==========================================
   Badges & Status
   ========================================== */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: 9999px;
}

.badge-primary {
    background: rgba(40, 118, 231, 0.1);
    color: var(--primary-color);
}

.badge-success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success-color);
}

.badge-warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning-color);
}

.badge-danger {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger-color);
}

.badge-gray {
    background: var(--gray-100);
    color: var(--gray-600);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
    margin-right: 6px;
}

.status-dot.connected {
    background: var(--success-color);
}

.status-dot.disconnected {
    background: var(--danger-color);
}

.status-dot.connecting {
    background: var(--warning-color);
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

/* ==========================================
   Alerts & Messages
   ========================================== */
.alert {
    padding: 14px 16px;
    border-radius: var(--radius);
    margin-bottom: 16px;
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.alert svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    margin-top: 2px;
}

.alert-success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success-color);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.alert-warning {
    background: rgba(245, 158, 11, 0.1);
    color: #b45309;
    border: 1px solid rgba(245, 158, 11, 0.2);
}

.alert-danger {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger-color);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.alert-info {
    background: rgba(59, 130, 246, 0.1);
    color: var(--info-color);
    border: 1px solid rgba(59, 130, 246, 0.2);
}

/* ==========================================
   Modal
   ========================================== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

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

.modal {
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    overflow: hidden;
    transform: scale(0.9);
    transition: transform 0.3s ease;
    display: flex;
    flex-direction: column;
}

.modal-overlay.active .modal {
    transform: scale(1);
}

.modal-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--gray-800);
}

.modal-close {
    width: 32px;
    height: 32px;
    border-radius: var(--radius);
    border: none;
    background: transparent;
    color: var(--gray-500);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s ease;
}

.modal-close:hover {
    background: var(--gray-100);
}

.modal-body {
    padding: 20px;
    overflow-y: auto;
    flex: 1;
    min-height: 0;
}

.modal-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--gray-200);
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

/* ==========================================
   QR Code
   ========================================== */
.qr-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 30px;
    text-align: center;
}

.qr-code {
    width: 280px;
    height: 280px;
    border: 4px solid var(--gray-200);
    border-radius: var(--radius-lg);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    background: var(--white);
    overflow: visible;
    padding: 10px;
}

.qr-code img {
    max-width: 260px;
    max-height: 260px;
    display: block;
}

.qr-instructions {
    color: var(--gray-600);
    font-size: 0.9375rem;
    max-width: 300px;
}

/* ==========================================
   File Upload
   ========================================== */
.file-upload {
    border: 2px dashed var(--gray-300);
    border-radius: var(--radius-lg);
    padding: 40px 20px;
    text-align: center;
    cursor: pointer;
    transition: border-color 0.2s ease, background 0.2s ease;
}

.file-upload:hover {
    border-color: var(--primary-color);
    background: rgba(40, 118, 231, 0.02);
}

.file-upload.dragover {
    border-color: var(--primary-color);
    background: rgba(40, 118, 231, 0.05);
}

.file-upload-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 16px;
    color: var(--gray-400);
}

.file-upload-text {
    color: var(--gray-600);
    margin-bottom: 8px;
}

.file-upload-hint {
    font-size: 0.8125rem;
    color: var(--gray-400);
}

.file-upload input[type="file"] {
    display: none;
}

/* ==========================================
   Progress Bar
   ========================================== */
.progress {
    height: 8px;
    background: var(--gray-200);
    border-radius: 9999px;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background: var(--primary-color);
    border-radius: 9999px;
    transition: width 0.3s ease;
}

.progress-bar.success {
    background: var(--success-color);
}

/* ==========================================
   Login Page
   ========================================== */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--gray-100) 100%);
}

.login-box {
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 420px;
    overflow: hidden;
}

.login-header {
    padding: 40px 40px 20px;
    text-align: center;
}

.login-logo {
    width: 80px;
    height: auto;
    margin-bottom: 24px;
}

.login-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: 8px;
}

.login-subtitle {
    color: var(--gray-500);
    font-size: 0.9375rem;
}

.login-body {
    padding: 20px 40px 40px;
}

/* ==========================================
   Delay Selector
   ========================================== */
.delay-selector {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.delay-option {
    display: flex;
    align-items: center;
    padding: 14px 16px;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    cursor: pointer;
    transition: all 0.2s ease;
}

.delay-option:hover {
    border-color: var(--primary-color);
}

.delay-option.selected {
    border-color: var(--primary-color);
    background: rgba(40, 118, 231, 0.05);
}

.delay-option input[type="radio"] {
    display: none;
}

.delay-radio {
    width: 18px;
    height: 18px;
    border: 2px solid var(--gray-300);
    border-radius: 50%;
    margin-right: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: border-color 0.2s ease;
}

.delay-option.selected .delay-radio {
    border-color: var(--primary-color);
}

.delay-radio::after {
    content: '';
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--primary-color);
    transform: scale(0);
    transition: transform 0.2s ease;
}

.delay-option.selected .delay-radio::after {
    transform: scale(1);
}

.delay-info {
    flex: 1;
}

.delay-value {
    font-weight: 500;
    color: var(--gray-800);
}

.delay-desc {
    font-size: 0.8125rem;
    color: var(--gray-500);
}

.delay-badge {
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 500;
}

.delay-badge.recommended {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success-color);
}

.delay-badge.warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning-color);
}

.delay-badge.danger {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger-color);
}

/* ==========================================
   Message Preview
   ========================================== */
.message-preview {
    background: var(--gray-100);
    border-radius: var(--radius-lg);
    padding: 20px;
}

.preview-header {
    font-size: 0.8125rem;
    color: var(--gray-500);
    margin-bottom: 12px;
}

.preview-bubble {
    background: #dcf8c6;
    padding: 12px 16px;
    border-radius: 8px 8px 0 8px;
    max-width: 80%;
    word-wrap: break-word;
}

.preview-text {
    color: var(--gray-800);
    white-space: pre-wrap;
}

.preview-time {
    font-size: 0.6875rem;
    color: var(--gray-500);
    text-align: right;
    margin-top: 4px;
}

/* ==========================================
   Responsive
   ========================================== */
@media (max-width: 1024px) {
    .sidebar {
        transform: translateX(-100%);
    }
    
    .sidebar.open {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .mobile-toggle {
        display: flex;
    }
}

@media (max-width: 768px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .content-body {
        padding: 16px;
    }
    
    .login-header,
    .login-body {
        padding-left: 24px;
        padding-right: 24px;
    }
}

/* ==========================================
   Utility Classes
   ========================================== */
.text-center {
    text-align: center;
}

.text-right {
    text-align: right;
}

.text-primary {
    color: var(--primary-color);
}

.text-success {
    color: var(--success-color);
}

.text-danger {
    color: var(--danger-color);
}

.text-muted {
    color: var(--gray-500);
}

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 1.5rem; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 1rem; }
.mt-4 { margin-top: 1.5rem; }

.d-flex { display: flex; }
.align-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 1rem; }

.hidden { display: none !important; }

/* Grid Layout */
.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

@media (max-width: 768px) {
    .grid-2 {
        grid-template-columns: 1fr;
    }
}

/* ==========================================
   Import Stats
   ========================================== */
.import-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-top: 16px;
}

.import-stats .stat {
    text-align: center;
    padding: 16px;
    background: var(--gray-50);
    border-radius: var(--radius);
}

.import-stats .stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-800);
}

.import-stats .stat-label {
    font-size: 0.8125rem;
    color: var(--gray-500);
    margin-top: 4px;
}

/* ==========================================
   Alert Close Button
   ========================================== */
.alert-close {
    background: none;
    border: none;
    font-size: 1.25rem;
    cursor: pointer;
    color: inherit;
    opacity: 0.7;
    margin-left: auto;
    padding: 0 0 0 12px;
}

.alert-close:hover {
    opacity: 1;
}

/* ==========================================
   Input Group Fix
   ========================================== */
.input-group {
    display: flex;
    align-items: stretch;
}

.input-group .form-input {
    flex: 1;
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
}

.input-group .btn {
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
    white-space: nowrap;
}