/* Reset e configurações base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Cores principais da Rendafy */
    --rendafy-orange: #FF6B35;
    --rendafy-orange-light: #FF8A5B;
    --rendafy-orange-dark: #E55A2B;
    --rendafy-blue: #2563EB;
    --rendafy-blue-light: #3B82F6;
    --rendafy-blue-dark: #1D4ED8;
    --rendafy-pink: #E91E63;
    --rendafy-pink-light: #EC407A;
    --rendafy-pink-dark: #C2185B;
    --rendafy-purple: #8B5CF6;
    --rendafy-purple-light: #A78BFA;
    --rendafy-purple-dark: #7C3AED;
    
    /* Cores de sistema */
    --success-color: #10B981;
    --warning-color: #F59E0B;
    --danger-color: #EF4444;
    --info-color: #06B6D4;
    
    /* Cores neutras */
    --bg-primary: #FFFFFF;
    --bg-secondary: #F8FAFC;
    --bg-tertiary: #F1F5F9;
    --bg-card: #FFFFFF;
    --border-color: #E2E8F0;
    --border-light: #F1F5F9;
    --text-primary: #1E293B;
    --text-secondary: #64748B;
    --text-muted: #94A3B8;
    --text-white: #FFFFFF;
    
    /* Sombras */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    
    /* Bordas */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    
    /* Transições */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.15s ease-out;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(135deg, #F8FAFC 0%, #E2E8F0 50%, #F1F5F9 100%);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    font-feature-settings: 'cv02', 'cv03', 'cv04', 'cv11';
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 1rem;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header */
.header {
    background: linear-gradient(135deg, var(--rendafy-orange) 0%, var(--rendafy-pink) 100%);
    border-radius: 0 0 var(--radius-xl) var(--radius-xl);
    box-shadow: var(--shadow-xl);
    margin-bottom: 2rem;
    position: relative;
    overflow: hidden;
}

.header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(255, 255, 255, 0.1) 0%, transparent 100%);
    pointer-events: none;
}

.header-content {
    padding: 3rem 0;
    text-align: center;
    position: relative;
    z-index: 1;
}

.logo-section {
    margin-bottom: 1rem;
}

.logo {
    display: inline-flex;
    align-items: center;
    gap: 1rem;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    padding: 1rem 2rem;
    border-radius: var(--radius-xl);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.logo-icon {
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    padding: 8px;
}

.logo-icon .logo-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: var(--radius-md);
}

.logo-icon i {
    font-size: 1.75rem;
    color: var(--text-white);
}

.logo-text h1 {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text-white);
    margin: 0;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.logo-text span {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.subtitle {
    color: rgba(255, 255, 255, 0.95);
    font-size: 1.25rem;
    font-weight: 500;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

/* Main Content */
.main-content {
    flex: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

/* Cards */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 2rem;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    margin-bottom: 1.5rem;
    position: relative;
    overflow: hidden;
}

.gradient-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--rendafy-orange) 0%, var(--rendafy-pink) 50%, var(--rendafy-blue) 100%);
}

.card:hover {
    box-shadow: var(--shadow-xl);
    transform: translateY(-4px);
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 2rem;
}

.card-header h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.card-header h2 i {
    color: var(--rendafy-orange);
    font-size: 1.25rem;
}

.card-badge {
    padding: 0.375rem 0.75rem;
    border-radius: var(--radius-md);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.card-badge.success {
    background: linear-gradient(135deg, var(--success-color), #059669);
    color: white;
}

.card-badge.warning {
    background: linear-gradient(135deg, var(--warning-color), #D97706);
    color: white;
}

.card-badge.info {
    background: linear-gradient(135deg, var(--info-color), #0891B2);
    color: white;
}

.card-badge:not(.success):not(.warning):not(.info) {
    background: linear-gradient(135deg, var(--rendafy-purple), var(--rendafy-pink));
    color: white;
}

/* Form Groups */
.form-group {
    margin-bottom: 2rem;
    position: relative;
}

.form-group label {
    display: block;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.form-group label i {
    color: var(--rendafy-orange);
    width: 1rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem 1.25rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    font-size: 0.875rem;
    transition: var(--transition);
    background: var(--bg-primary);
    color: var(--text-primary);
    font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--rendafy-orange);
    box-shadow: 0 0 0 4px rgba(255, 107, 53, 0.1);
    transform: translateY(-1px);
}

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

.form-group small {
    display: block;
    margin-top: 0.5rem;
    color: var(--text-muted);
    font-size: 0.75rem;
    font-style: italic;
}

/* Input with Unit */
.input-with-unit {
    position: relative;
    display: flex;
    align-items: center;
}

.input-with-unit input {
    padding-right: 5rem;
}

.input-with-unit .unit {
    position: absolute;
    right: 1.25rem;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.875rem;
}

/* Toggle Password */
.toggle-password {
    position: absolute;
    right: 1rem;
    top: 3rem;
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0.5rem;
    transition: var(--transition);
    border-radius: var(--radius-md);
}

.toggle-password:hover {
    color: var(--rendafy-orange);
    background: rgba(255, 107, 53, 0.1);
}

/* Numbers Stats */
.numbers-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-top: 1.5rem;
}

.stat-card {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.stat-card.total .stat-icon {
    background: linear-gradient(135deg, var(--rendafy-blue), var(--rendafy-blue-light));
    color: white;
}

.stat-card.sent .stat-icon {
    background: linear-gradient(135deg, var(--success-color), #059669);
    color: white;
}

.stat-card.remaining .stat-icon {
    background: linear-gradient(135deg, var(--rendafy-orange), var(--rendafy-orange-light));
    color: white;
}

.stat-content {
    flex: 1;
}

.stat-label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.25rem;
}

.stat-value {
    display: block;
    font-size: 2rem;
    font-weight: 800;
    color: var(--text-primary);
}

/* Buttons */
.button-group {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 1rem;
    margin-bottom: 2rem;
}

.btn {
    padding: 1rem 1.5rem;
    border: none;
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: 0.875rem;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    text-decoration: none;
    position: relative;
    overflow: hidden;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.btn::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;
}

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

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
}

.btn:disabled::before {
    display: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--rendafy-orange) 0%, var(--rendafy-pink) 100%);
    color: white;
    box-shadow: var(--shadow-lg);
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger-color) 0%, #DC2626 100%);
    color: white;
    box-shadow: var(--shadow-lg);
}

.btn-danger:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.btn-secondary {
    background: linear-gradient(135deg, var(--text-secondary) 0%, var(--text-muted) 100%);
    color: white;
    box-shadow: var(--shadow-lg);
}

.btn-secondary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

/* Progress Section */
.progress-section {
    margin-bottom: 1rem;
}

.progress-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.progress-label {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.progress-percentage {
    font-weight: 700;
    color: var(--rendafy-orange);
    font-size: 1.125rem;
}

.progress-bar {
    width: 100%;
    height: 12px;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    margin-bottom: 1rem;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--rendafy-orange) 0%, var(--rendafy-pink) 50%, var(--rendafy-blue) 100%);
    width: 0%;
    transition: width 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: var(--radius-lg);
    position: relative;
}

.progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: shimmer 2s infinite;
}

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

.progress-text {
    text-align: center;
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* Status Log */
.status-log {
    max-height: 400px;
    overflow-y: auto;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    background: var(--bg-secondary);
}

.status-item {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--border-light);
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    transition: var(--transition);
}

.status-item:last-child {
    border-bottom: none;
}

.status-item:hover {
    background: var(--bg-primary);
}

.status-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-top: 0.125rem;
}

.status-item.success .status-icon {
    background: linear-gradient(135deg, var(--success-color), #059669);
    color: white;
}

.status-item.error .status-icon {
    background: linear-gradient(135deg, var(--danger-color), #DC2626);
    color: white;
}

.status-item.warning .status-icon {
    background: linear-gradient(135deg, var(--warning-color), #D97706);
    color: white;
}

.status-item.info .status-icon {
    background: linear-gradient(135deg, var(--info-color), #0891B2);
    color: white;
}

.status-content {
    flex: 1;
}

.status-message {
    display: block;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.status-timestamp {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    font-style: italic;
}

/* Footer */
.footer {
    background: linear-gradient(135deg, var(--text-primary) 0%, #334155 100%);
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    padding: 2rem 0;
    margin-top: auto;
    color: var(--text-white);
}

.footer-content {
    text-align: center;
}

.footer-logo {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.footer-logo .logo-icon {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 6px;
}

.footer-logo .logo-icon .logo-image-small {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: var(--radius-sm);
}

.footer-logo .logo-icon i {
    font-size: 1.25rem;
    color: white;
}

.footer-logo span {
    font-size: 1.5rem;
    font-weight: 700;
}

.footer p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.875rem;
}

.footer i.fa-heart {
    color: var(--rendafy-pink);
    animation: heartbeat 2s infinite;
}

@keyframes heartbeat {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

/* File Upload Area */
.file-upload-area {
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-lg);
    padding: 2rem;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    background: var(--bg-secondary);
    position: relative;
    overflow: hidden;
}

.file-upload-area:hover {
    border-color: var(--rendafy-orange);
    background: rgba(255, 107, 53, 0.05);
}

.file-upload-area.dragover {
    border-color: var(--rendafy-orange);
    background: rgba(255, 107, 53, 0.1);
    transform: scale(1.02);
}

.file-upload-content {
    pointer-events: none;
}

.file-upload-content i {
    font-size: 3rem;
    color: var(--rendafy-orange);
    margin-bottom: 1rem;
    display: block;
}

.file-upload-content p {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.file-upload-content small {
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* File Info */
.file-info {
    margin-top: 1rem;
    padding: 1rem;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
}

.file-details {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.file-details i {
    color: var(--success-color);
    font-size: 1.25rem;
}

.file-details span {
    flex: 1;
    font-weight: 500;
    color: var(--text-primary);
}

.remove-file-btn {
    background: var(--danger-color);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
}

.remove-file-btn:hover {
    background: var(--danger-hover);
    transform: scale(1.1);
}

/* CSV Preview */
.csv-preview {
    margin-top: 1.5rem;
    padding: 1.5rem;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
}

.csv-preview h4 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.csv-preview h4 i {
    color: var(--info-color);
}

.csv-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.csv-stat {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1rem;
    background: var(--bg-primary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-light);
}

.csv-stat .label {
    font-weight: 500;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.csv-stat .value {
    font-weight: 700;
    color: var(--rendafy-orange);
    font-size: 1.125rem;
}

/* CSV Table */
.csv-table-container {
    max-height: 300px;
    overflow: auto;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    background: var(--bg-primary);
}

.csv-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.csv-table th {
    background: linear-gradient(135deg, var(--rendafy-orange), var(--rendafy-pink));
    color: white;
    padding: 0.75rem 1rem;
    text-align: left;
    font-weight: 600;
    position: sticky;
    top: 0;
    z-index: 1;
}

.csv-table td {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--border-light);
    color: var(--text-primary);
}

.csv-table tbody tr:hover {
    background: var(--bg-secondary);
}

.csv-table tbody tr:nth-child(even) {
    background: rgba(248, 250, 252, 0.5);
}

.csv-table tbody tr:nth-child(even):hover {
    background: var(--bg-secondary);
}

/* Scrollbar para tabela CSV */
.csv-table-container::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

.csv-table-container::-webkit-scrollbar-track {
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
}

.csv-table-container::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--rendafy-orange), var(--rendafy-pink));
    border-radius: var(--radius-md);
}

.csv-table-container::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, var(--rendafy-orange-dark), var(--rendafy-pink-dark));
}
.status-log::-webkit-scrollbar {
    width: 8px;
}

.status-log::-webkit-scrollbar-track {
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
}

.status-log::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--rendafy-orange), var(--rendafy-pink));
    border-radius: var(--radius-md);
}

.status-log::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, var(--rendafy-orange-dark), var(--rendafy-pink-dark));
}

/* Estados especiais */
.sending .progress-fill {
    animation: pulse 2s infinite;
}

.completed .progress-fill {
    background: linear-gradient(90deg, var(--success-color) 0%, #059669 100%);
}

.error .progress-fill {
    background: linear-gradient(90deg, var(--danger-color) 0%, #DC2626 100%);
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.8; }
}

/* Responsive Design */
@media (max-width: 1024px) {
    .main-content {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .button-group {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }
    
    .numbers-stats {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 0.75rem;
    }
    
    .header-content {
        padding: 2rem 0;
    }
    
    .logo {
        flex-direction: column;
        gap: 0.75rem;
        padding: 1.5rem;
    }
    
    .logo-text h1 {
        font-size: 2rem;
    }
    
    .subtitle {
        font-size: 1rem;
    }
    
    .card {
        padding: 1.5rem;
    }
    
    .card-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    .stat-card {
        padding: 1rem;
    }
    
    .stat-value {
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .header-content {
        padding: 1.5rem 0;
    }
    
    .logo-text h1 {
        font-size: 1.75rem;
    }
    
    .card {
        padding: 1.25rem;
        margin-bottom: 1rem;
    }
    
    .form-group {
        margin-bottom: 1.5rem;
    }
    
    .status-log {
        max-height: 300px;
    }
    
    .btn {
        padding: 0.875rem 1.25rem;
        font-size: 0.8rem;
    }
}

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

.card {
    animation: fadeInUp 0.6s ease-out;
}

.card:nth-child(1) { animation-delay: 0.1s; }
.card:nth-child(2) { animation-delay: 0.2s; }
.card:nth-child(3) { animation-delay: 0.3s; }
.card:nth-child(4) { animation-delay: 0.4s; }

.status-item {
    animation: fadeInUp 0.3s ease-out;
}