/* ========================================
   Peão Offshore - Design System
   ======================================== */

:root {
    /* Colors - Dark Theme */
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-card: #1a1a24;
    --bg-elevated: #22222e;

    /* Accent Colors */
    --accent-primary: #3b82f6;
    --accent-secondary: #8b5cf6;
    --accent-gradient: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
    --accent-glow: rgba(59, 130, 246, 0.3);

    /* Status Colors */
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;

    /* Text Colors */
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;

    /* Border */
    --border-color: rgba(255, 255, 255, 0.08);
    --border-active: rgba(59, 130, 246, 0.5);

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 0 40px var(--accent-glow);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;
}

/* ========================================
   Reset & Base
   ======================================== */

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ========================================
   App Container
   ======================================== */

.app-container {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* ========================================
   Header
   ======================================== */

.header {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    padding: var(--space-lg) var(--space-xl);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.logo-icon {
    font-size: 2rem;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-5px);
    }
}

.logo-text h1 {
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-text .subtitle {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.header-info {
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* ========================================
   Main Content
   ======================================== */

.main-content {
    flex: 1;
    padding: var(--space-2xl) var(--space-xl);
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

/* ========================================
   Cards
   ======================================== */

.card {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-color);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
}

.card:hover {
    border-color: var(--border-active);
    box-shadow: var(--shadow-lg);
}

.card-header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-lg) var(--space-xl);
    background: var(--bg-elevated);
    border-bottom: 1px solid var(--border-color);
}

.card-header h2 {
    font-size: 1.25rem;
    font-weight: 600;
    flex: 1;
}

.card-body {
    padding: var(--space-xl);
}

.step-badge {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    background: var(--accent-gradient);
    border-radius: 50%;
    font-weight: 700;
    font-size: 0.875rem;
}

/* ========================================
   Upload Zone
   ======================================== */

.upload-zone {
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    text-align: center;
    cursor: pointer;
    transition: var(--transition-base);
    background: rgba(59, 130, 246, 0.02);
}

.upload-zone:hover,
.upload-zone.dragover {
    border-color: var(--accent-primary);
    background: rgba(59, 130, 246, 0.08);
    box-shadow: var(--shadow-glow);
}

.upload-icon {
    font-size: 3rem;
    margin-bottom: var(--space-md);
    opacity: 0.8;
}

.upload-text {
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
}

.upload-subtext {
    color: var(--text-muted);
    font-size: 0.875rem;
    margin-bottom: var(--space-lg);
}

.upload-info {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-lg);
    background: var(--bg-elevated);
    border-radius: var(--radius-lg);
    margin-top: var(--space-lg);
}

.file-preview {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.file-icon {
    font-size: 1.5rem;
}

.file-name {
    font-weight: 500;
    color: var(--text-primary);
}

/* Password Field for PDFs */
.password-field {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    margin: var(--space-md) 0;
    padding: var(--space-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
}

.password-field label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.password-field input {
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.9375rem;
}

.password-field input:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 2px var(--accent-glow);
}

/* Progress Status */
.progress-status {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-top: var(--space-md);
    padding: var(--space-md);
    background: rgba(59, 130, 246, 0.1);
    border-radius: var(--radius-md);
    color: var(--accent-primary);
}

.progress-spinner {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-top-color: var(--accent-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

#progress-text {
    font-size: 0.875rem;
    font-weight: 500;
}

/* Warning Banner */
.warning-banner {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    background: rgba(245, 158, 11, 0.15);
    border: 1px solid rgba(245, 158, 11, 0.3);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-lg);
    color: #fbbf24;
    font-size: 0.875rem;
    line-height: 1.5;
}

.warning-banner .warning-icon {
    font-size: 1.25rem;
    flex-shrink: 0;
}

.warning-banner strong {
    color: #f59e0b;
}

/* ========================================
   Column Configuration Step
   ======================================== */

.config-intro {
    margin-bottom: var(--space-lg);
}

.config-intro .warning-text {
    color: #fbbf24;
    font-size: 0.9375rem;
    margin-bottom: var(--space-md);
}

.excel-preview-container {
    max-height: 400px;
    /* Aumentar altura */
    overflow: auto;
    margin-bottom: var(--space-lg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--bg-secondary);
    /* Fundo mais escuro */
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.2);
}

/* Custom Scrollbar para o container */
.excel-preview-container::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

.excel-preview-container::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

.excel-preview-container::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

.excel-preview-container::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

.preview-table {
    width: 100%;
    border-collapse: separate;
    /* Necessário para sticky headers funcionarem bem com bordas */
    border-spacing: 0;
    font-size: 0.8rem;
    font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
    /* Fonte mono para dados tabular */
    color: var(--text-secondary);
}

.preview-table th,
.preview-table td {
    padding: 8px 12px;
    border-bottom: 1px solid var(--border-color);
    border-right: 1px solid var(--border-color);
    /* Grid visual */
    text-align: left;
    white-space: nowrap;
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
    transition: background-color 0.1s;
}

.preview-table th {
    background: var(--bg-elevated);
    position: sticky;
    top: 0;
    z-index: 10;
    font-weight: 700;
    color: var(--accent-primary);
    text-align: center;
    border-bottom: 2px solid var(--border-color);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Primeira coluna (número da linha) sticky à esquerda */
.preview-table td.row-num {
    background: var(--bg-elevated);
    color: var(--text-muted);
    font-weight: 600;
    text-align: center;
    position: sticky;
    left: 0;
    z-index: 5;
    border-right: 2px solid var(--border-color);
    min-width: 40px;
}

/* Zebra striping */
.preview-table tbody tr:nth-child(even) td:not(.row-num) {
    background: rgba(255, 255, 255, 0.015);
}

/* Hover effect na linha */
.preview-table tbody tr:hover td:not(.row-num) {
    background: rgba(59, 130, 246, 0.1) !important;
    color: var(--text-primary);
}

/* Hover effect na célula específica */
.preview-table td:hover {
    overflow: visible;
    white-space: normal;
    background: var(--bg-elevated) !important;
    position: relative;
    z-index: 20;
    box-shadow: 0 0 8px rgba(0, 0, 0, 0.5);
    color: var(--text-primary);
}

.config-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.config-row {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.config-row label {
    flex: 1;
    color: var(--text-secondary);
}

.config-row input {
    width: 60px;
    padding: var(--space-sm);
    background: var(--bg-elevated);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    text-align: center;
    font-weight: 600;
    text-transform: uppercase;
}

.config-row input:focus {
    border-color: var(--accent-primary);
    outline: none;
}

.config-actions {
    display: flex;
    gap: var(--space-md);
    justify-content: flex-end;
}

/* ========================================
   Buttons
   ======================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-lg);
    font-size: 0.9375rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: var(--transition-fast);
    text-decoration: none;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-primary {
    background: var(--accent-gradient);
    color: white;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.4);
}

.btn-secondary {
    background: var(--bg-elevated);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover:not(:disabled) {
    background: var(--bg-card);
    border-color: var(--border-active);
}

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

.btn-small {
    padding: var(--space-xs) var(--space-md);
    font-size: 0.8125rem;
}

.actions {
    display: flex;
    justify-content: space-between;
    margin-top: var(--space-xl);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--border-color);
}

/* ========================================
   Info Banner
   ======================================== */

.info-banner {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-lg);
}

.info-icon {
    font-size: 1.5rem;
}

.info-content strong {
    display: block;
    color: var(--text-primary);
}

.info-content span {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.select-instructions {
    color: var(--text-secondary);
    margin-bottom: var(--space-lg);
}

/* ========================================
   Proventos Grid
   ======================================== */

.proventos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-md);
    max-height: 400px;
    overflow-y: auto;
    padding: var(--space-sm);
}

.provento-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    background: var(--bg-elevated);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-fast);
}

.provento-item:hover {
    border-color: var(--border-active);
    background: var(--bg-card);
}

.provento-item.selected {
    border-color: var(--accent-primary);
    background: rgba(59, 130, 246, 0.1);
}

.provento-checkbox {
    width: 1.25rem;
    height: 1.25rem;
    accent-color: var(--accent-primary);
}

.provento-info {
    flex: 1;
}

.provento-codigo {
    font-weight: 600;
    color: var(--text-primary);
}

.provento-descricao {
    font-size: 0.8125rem;
    color: var(--text-secondary);
}

/* ========================================
   Summary Cards
   ======================================== */

.summary-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.summary-card {
    padding: var(--space-lg);
    background: var(--bg-elevated);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    text-align: center;
}

.summary-card.highlight {
    background: var(--accent-gradient);
    border-color: transparent;
}

.summary-label {
    display: block;
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-xs);
}

.summary-card.highlight .summary-label {
    color: rgba(255, 255, 255, 0.8);
}

.summary-value {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.summary-card.highlight .summary-value {
    color: white;
}

/* ========================================
   Results Table
   ======================================== */

.table-container {
    overflow-x: auto;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
}

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

.results-table th {
    padding: var(--space-md);
    text-align: left;
    background: var(--bg-elevated);
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 1px solid var(--border-color);
}

.results-table td {
    padding: var(--space-md);
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
}

.results-table tr:last-child td {
    border-bottom: none;
}

.results-table tr:hover td {
    background: var(--bg-elevated);
}

.results-table .positive {
    color: var(--success);
    font-weight: 600;
}

.results-table .highlight-cell {
    background: rgba(59, 130, 246, 0.1);
    font-weight: 600;
}

/* ========================================
   Provento Section (Expandable)
   ======================================== */

.provento-section {
    margin-bottom: var(--space-md);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    overflow: hidden;
    transition: var(--transition-base);
}

.provento-section:hover {
    border-color: var(--border-active);
}

.provento-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-lg);
    background: var(--bg-elevated);
    cursor: pointer;
    transition: var(--transition-fast);
    user-select: none;
}

.provento-header:hover {
    background: var(--bg-card);
}

.provento-title {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.provento-code {
    font-weight: 700;
    color: var(--accent-primary);
    font-family: monospace;
    font-size: 0.875rem;
}

.provento-name {
    font-weight: 600;
    color: var(--text-primary);
}

.provento-count {
    font-size: 0.75rem;
    color: var(--text-muted);
    background: var(--bg-secondary);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
}

.provento-totals {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.provento-total-original {
    color: var(--text-secondary);
    font-weight: 500;
}

.provento-arrow {
    color: var(--accent-primary);
    font-size: 1.2rem;
}

.provento-total-atualizado {
    color: var(--success);
    font-weight: 700;
    font-size: 1.1rem;
}

.provento-expand-icon {
    color: var(--text-muted);
    font-size: 0.75rem;
    margin-left: var(--space-md);
    transition: var(--transition-fast);
}

.provento-section.expanded .provento-expand-icon {
    transform: rotate(180deg);
}

.provento-details {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.provento-section.expanded .provento-details {
    max-height: 2000px;
}

.provento-details .table-container {
    border: none;
    border-radius: 0;
}

.provento-details .results-table {
    margin: 0;
}

.provento-details .total-row td {
    background: var(--bg-elevated);
    border-top: 2px solid var(--border-color);
}

.provento-details .results-table tfoot .positive {
    color: var(--success);
}

.provento-details .results-table tfoot .highlight-cell {
    background: rgba(16, 185, 129, 0.15);
    color: var(--success);
}

/* ========================================
   Loading Overlay
   ======================================== */

.loading-overlay {
    position: fixed;
    inset: 0;
    background: rgba(10, 10, 15, 0.9);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    backdrop-filter: blur(4px);
}

.loading-spinner {
    width: 48px;
    height: 48px;
    border: 3px solid var(--border-color);
    border-top-color: var(--accent-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

.loading-text {
    margin-top: var(--space-lg);
    color: var(--text-secondary);
    font-weight: 500;
}

/* ========================================
   Footer
   ======================================== */

.footer {
    text-align: center;
    padding: var(--space-xl);
    color: var(--text-muted);
    font-size: 0.875rem;
    border-top: 1px solid var(--border-color);
}

.footer-small {
    font-size: 0.75rem;
    margin-top: var(--space-xs);
}

/* ========================================
   Responsive
   ======================================== */

@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: var(--space-md);
        text-align: center;
    }

    .summary-grid {
        grid-template-columns: 1fr;
    }

    .proventos-grid {
        grid-template-columns: 1fr;
    }

    .results-table {
        font-size: 0.75rem;
    }

    .results-table th,
    .results-table td {
        padding: var(--space-sm);
    }

    .actions {
        flex-direction: column;
        gap: var(--space-md);
    }

    .actions .btn {
        width: 100%;
    }
}

/* ========================================
   Scrollbar
   ======================================== */

::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--bg-elevated);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}