/* Modern Design System - AET DNIT Interface */
:root {
    --bg-main: #0f172a;
    --bg-card: rgba(30, 41, 59, 0.7);
    --bg-card-hover: rgba(30, 41, 59, 0.9);
    --border-color: rgba(255, 255, 255, 0.1);
    --border-focus: #6366f1;
    --primary: #6366f1;
    --primary-hover: #4f46e5;
    --primary-glow: rgba(99, 102, 241, 0.35);
    --success: #10b981;
    --success-bg: rgba(16, 185, 129, 0.15);
    --danger: #ef4444;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --input-bg: rgba(15, 23, 42, 0.6);
    --navbar-bg: rgba(15, 23, 42, 0.85);
    --pdf-item-bg: rgba(255, 255, 255, 0.04);
    --radius-lg: 16px;
    --radius-md: 10px;
    --radius-sm: 6px;
    --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.2);
    --shadow-glow: 0 10px 30px -10px var(--primary-glow);
    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Light Mode Override */
[data-theme="light"] {
    --bg-main: #f8fafc;
    --bg-card: rgba(255, 255, 255, 0.85);
    --bg-card-hover: rgba(255, 255, 255, 0.98);
    --border-color: rgba(203, 213, 225, 0.8);
    --border-focus: #4f46e5;
    --primary: #4f46e5;
    --primary-hover: #4338ca;
    --primary-glow: rgba(79, 70, 229, 0.25);
    --success: #059669;
    --success-bg: rgba(16, 185, 129, 0.12);
    --danger: #dc2626;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #64748b;
    --input-bg: #ffffff;
    --navbar-bg: rgba(255, 255, 255, 0.88);
    --pdf-item-bg: rgba(241, 245, 249, 0.9);
    --shadow-card: 0 10px 25px -5px rgba(0, 0, 0, 0.05), 0 8px 10px -6px rgba(0, 0, 0, 0.02);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
}

body {
    background-color: var(--bg-main);
    background-image: 
        radial-gradient(at 0% 0%, rgba(99, 102, 241, 0.12) 0px, transparent 50%),
        radial-gradient(at 100% 100%, rgba(16, 185, 129, 0.08) 0px, transparent 50%);
    background-attachment: fixed;
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* Navbar */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 2.5rem;
    background: var(--navbar-bg);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
    transition: background 0.3s ease, border-color 0.3s ease;
}

.logo {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo-icon {
    width: 46px;
    height: 46px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--primary), #818cf8);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: #fff;
    box-shadow: 0 4px 15px var(--primary-glow);
}

.logo-text h2 {
    font-size: 1.35rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

.logo-text h2 span {
    color: var(--primary);
}

.subtitle {
    font-size: 0.75rem;
    color: var(--text-secondary);
    display: block;
}

.header-status {
    display: flex;
    gap: 0.85rem;
    align-items: center;
}

/* Theme Toggle Button */
.theme-toggle-btn {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(245, 158, 11, 0.4);
    color: #f59e0b;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.theme-toggle-btn i {
    transition: transform 0.3s ease, color 0.3s ease;
}

.theme-toggle-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 0 15px var(--primary-glow);
}

[data-theme="light"] .theme-toggle-btn {
    background: #e0e7ff !important;
    border: 1px solid #c7d2fe !important;
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.15);
}

[data-theme="light"] .theme-toggle-btn i,
[data-theme="light"] #themeIcon {
    color: #4338ca !important;
    opacity: 1 !important;
    visibility: visible !important;
}

.status-badge {
    padding: 0.4rem 0.9rem;
    border-radius: 20px;
    font-size: 0.82rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.status-badge.connected {
    background: var(--success-bg);
    color: var(--success);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.status-badge.locked {
    background: rgba(245, 158, 11, 0.15);
    color: #f59e0b;
    border: 1px solid rgba(245, 158, 11, 0.4);
}

.status-badge.pending-badge {
    background: rgba(99, 102, 241, 0.22);
    color: #818cf8;
    border: 1px solid var(--primary);
    cursor: pointer;
    transition: var(--transition);
}

.status-badge.pending-badge:hover {
    background: var(--primary);
    color: #ffffff;
    box-shadow: 0 0 15px var(--primary-glow);
}

.user-badge {
    padding: 0.4rem 0.9rem;
    border-radius: 20px;
    font-size: 0.82rem;
    background: var(--pdf-item-bg);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

/* Layout Container */
.container {
    max-width: 1280px;
    width: 100%;
    margin: 0 auto;
    padding: 1.5rem 1.5rem 2.5rem 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

/* Tab Navigation */
.nav-tabs {
    display: flex;
    gap: 0.75rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
}

.nav-tab {
    background: transparent;
    border: none;
    padding: 0.65rem 1.25rem;
    border-radius: var(--radius-md);
    font-size: 0.92rem;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
}

.nav-tab:hover {
    color: var(--text-primary);
    background: var(--pdf-item-bg);
}

.nav-tab.active {
    color: #ffffff;
    background: var(--primary);
    box-shadow: 0 4px 15px var(--primary-glow);
}

/* Tab Views */
.tab-view {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    animation: fadeIn 0.3s ease-out;
}

.tab-view.hidden {
    display: none !important;
}

/* Section Styling */
.section-header h3 {
    font-size: 1.25rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.6rem;
    color: var(--text-primary);
}

.section-header p {
    font-size: 0.88rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

/* Upload Grid */
.upload-grid {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: 1.5rem;
    margin-top: 1rem;
}

@media (max-width: 900px) {
    .upload-grid {
        grid-template-columns: 1fr;
    }
}

.dropzone {
    border: 2px dashed var(--primary);
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-lg);
    padding: 2.5rem 1.5rem;
    text-align: center;
    cursor: pointer;
    position: relative;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 220px;
    box-shadow: var(--shadow-card);
}

.dropzone:hover, .dropzone.dragover {
    border-color: var(--primary-hover);
    background: var(--bg-card-hover);
    box-shadow: var(--shadow-glow);
    transform: translateY(-2px);
}

.file-input {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
}

.drop-icon {
    font-size: 2.8rem;
    color: var(--primary);
    margin-bottom: 0.75rem;
    transition: var(--transition);
}

.dropzone:hover .drop-icon {
    transform: scale(1.1);
}

.dropzone h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.3rem;
}

.dropzone p {
    font-size: 0.88rem;
    color: var(--text-secondary);
}

.browse-link {
    color: var(--primary);
    font-weight: 600;
    text-decoration: underline;
}

.file-hint {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 0.75rem;
}

/* Quick Select Card */
.quick-select-card {
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    box-shadow: var(--shadow-card);
}

.quick-select-card h4 {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.small-text {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.pdf-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    max-height: 140px;
    overflow-y: auto;
    padding-right: 4px;
}

.pdf-item {
    background: var(--pdf-item-bg);
    border: 1px solid var(--border-color);
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.82rem;
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.pdf-item:hover {
    background: rgba(99, 102, 241, 0.18);
    border-color: var(--primary);
    color: var(--primary);
}

.siaet-import-section {
    background: var(--bg-card); border: 1px solid rgba(56, 189, 248, 0.45);
    border-radius: var(--radius-lg); padding: 1.5rem; margin-bottom: 1rem;
    box-shadow: var(--shadow-card);
}
.siaet-header-row, .siaet-actions { display: flex; align-items: center; justify-content: space-between; gap: .75rem; flex-wrap: wrap; }
.siaet-actions { justify-content: flex-start; margin-top: 1rem; }
.siaet-import-list { display: grid; gap: .65rem; margin-top: 1rem; }
.siaet-import-item {
    display: grid; grid-template-columns: 130px 1fr auto; gap: .75rem; align-items: center;
    padding: .8rem 1rem; border: 1px solid var(--border-color); border-radius: var(--radius-sm);
    background: var(--bg-card); color: var(--text-primary); text-align: left; cursor: pointer;
}
.siaet-import-item.active { border-color: var(--primary); background: rgba(99, 102, 241, .14); }
.siaet-import-item small { color: var(--text-muted); }
.legacy-import { margin-bottom: 1.5rem; }
.legacy-import > summary { cursor: pointer; color: var(--text-secondary); font-weight: 600; padding: .8rem 0; }
.legacy-import .upload-section { margin-top: .5rem; }
@media (max-width: 720px) { .siaet-import-item { grid-template-columns: 1fr; } }

/* Editor Section */
.editor-section {
    animation: fadeIn 0.4s ease-out forwards;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.editor-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.25rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.title-group {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.file-badge {
    background: rgba(99, 102, 241, 0.15);
    color: var(--primary);
    border: 1px solid rgba(99, 102, 241, 0.3);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.action-buttons {
    display: flex;
    gap: 0.75rem;
}

/* Form Layout */
.form-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 1.25rem;
}

.form-card {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1.25rem 1.5rem;
    grid-column: span 6;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    box-shadow: var(--shadow-card);
    transition: background 0.3s ease, border-color 0.3s ease;
}

.form-card.full-width {
    grid-column: span 12;
}

.form-card.flex-grow-2 {
    grid-column: span 6;
}

@media (max-width: 850px) {
    .form-card {
        grid-column: span 12 !important;
    }
}

.card-header h4 {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border-color);
}

.fields-row {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.fields-column {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
}

.fields-grid-2x2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.85rem;
}

.field-group {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    flex: 1;
    min-width: 160px;
}

.flex-grow-2 {
    flex: 2;
}

label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

label i {
    font-size: 0.75rem;
    color: var(--primary);
}

input[type="text"],
input[type="number"],
input[type="date"],
input[type="time"] {
    background: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 0.65rem 0.85rem;
    color: var(--text-primary);
    font-size: 0.88rem;
    outline: none;
    transition: var(--transition);
}

input:focus {
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px var(--primary-glow);
}

/* Buttons */
.btn-primary {
    background: linear-gradient(135deg, var(--primary), #4f46e5);
    color: #fff;
    border: none;
    padding: 0.7rem 1.4rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    box-shadow: 0 4px 15px var(--primary-glow);
    transition: var(--transition);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px var(--primary-glow);
}

.btn-danger {
    background: linear-gradient(135deg, #ef4444, #dc2626);
    color: #ffffff;
    border: none;
    padding: 0.7rem 1.4rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    box-shadow: 0 4px 15px rgba(239, 68, 68, 0.3);
    transition: var(--transition);
}

.btn-danger:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(239, 68, 68, 0.4);
}

.btn-secondary {
    background: var(--pdf-item-bg);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    padding: 0.7rem 1.2rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.88rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
}

.btn-secondary:hover {
    background: rgba(99, 102, 241, 0.15);
    border-color: var(--primary);
}

.btn-sm {
    padding: 0.4rem 0.75rem;
    font-size: 0.78rem;
}

.btn-icon {
    padding: 0.35rem 0.6rem;
    font-size: 0.8rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    background: var(--pdf-item-bg);
    color: var(--text-primary);
    cursor: pointer;
    transition: var(--transition);
}

.btn-icon.btn-edit:hover {
    background: rgba(99, 102, 241, 0.2);
    color: var(--primary);
    border-color: var(--primary);
}

.btn-icon.btn-delete:hover {
    background: rgba(239, 68, 68, 0.2);
    color: var(--danger);
    border-color: var(--danger);
}

/* Spreadsheet Viewer Component */
.spreadsheet-viewer-card, .logs-section-card {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    box-shadow: var(--shadow-card);
}

.viewer-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.viewer-title {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    flex-wrap: wrap;
}

.viewer-title h3 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.badge-count {
    background: rgba(99, 102, 241, 0.15);
    color: var(--primary);
    padding: 0.2rem 0.65rem;
    border-radius: 14px;
    font-size: 0.8rem;
    font-weight: 600;
}

.sheet-pills {
    display: flex;
    gap: 0.4rem;
    background: var(--pdf-item-bg);
    padding: 0.25rem;
    border-radius: 20px;
    border: 1px solid var(--border-color);
}

.sheet-pill {
    background: transparent;
    border: none;
    padding: 0.35rem 0.95rem;
    border-radius: 16px;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition);
}

.sheet-pill.active {
    background: var(--primary);
    color: #ffffff;
    box-shadow: 0 2px 10px var(--primary-glow);
}

.viewer-controls {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.search-box {
    position: relative;
    display: flex;
    align-items: center;
    min-width: 300px;
}

.search-box i {
    position: absolute;
    left: 0.85rem;
    color: var(--text-muted);
    font-size: 0.85rem;
}

.search-box input {
    width: 100%;
    padding-left: 2.3rem !important;
}

.sheet-stats-bar {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 0.65rem 1.1rem;
    background: var(--pdf-item-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 0.82rem;
    flex-wrap: wrap;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.stat-label {
    color: var(--text-secondary);
}

.stat-value {
    font-weight: 700;
    color: var(--text-primary);
}

.stat-value.highlight {
    color: var(--primary);
}

/* Data Table */
.table-responsive {
    max-height: 560px;
    overflow: auto;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.82rem;
    text-align: left;
    white-space: nowrap;
}

.data-table th {
    position: sticky;
    top: 0;
    background: var(--bg-main);
    color: var(--text-secondary);
    font-weight: 700;
    padding: 0.75rem 0.85rem;
    border-bottom: 2px solid var(--border-color);
    z-index: 10;
}

.data-table td {
    padding: 0.65rem 0.85rem;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
}

.data-table tbody tr {
    transition: background 0.15s ease;
}

.data-table tbody tr:hover {
    background: rgba(99, 102, 241, 0.08);
}

.row-index {
    font-weight: 600;
    color: var(--text-muted);
}

.action-cell {
    display: flex;
    gap: 0.4rem;
    justify-content: center;
}

/* Status Badges in Table */
.badge-parecer {
    padding: 0.2rem 0.6rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    display: inline-block;
}

.badge-parecer.viabilidade {
    background: var(--success-bg);
    color: var(--success);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-parecer.recusado {
    background: rgba(239, 68, 68, 0.15);
    color: var(--danger);
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.badge-parecer.pendente {
    background: rgba(148, 163, 184, 0.15);
    color: var(--text-muted);
}

/* Logs Container */
.logs-container {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
    max-height: 580px;
    overflow-y: auto;
    padding-right: 4px;
}

.log-card {
    background: var(--pdf-item-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1rem 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    transition: var(--transition);
}

.log-card:hover {
    border-color: rgba(99, 102, 241, 0.3);
    background: rgba(99, 102, 241, 0.04);
}

.log-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.log-action-badge {
    padding: 0.25rem 0.7rem;
    border-radius: 14px;
    font-size: 0.78rem;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.log-action-badge.add {
    background: rgba(16, 185, 129, 0.18);
    color: var(--success);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.log-action-badge.edit {
    background: rgba(99, 102, 241, 0.18);
    color: var(--primary);
    border: 1px solid rgba(99, 102, 241, 0.3);
}

.log-action-badge.delete {
    background: rgba(239, 68, 68, 0.18);
    color: var(--danger);
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.log-time {
    font-size: 0.78rem;
    color: var(--text-muted);
}

.log-body {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.log-title {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text-primary);
}

.log-detalhes {
    font-size: 0.83rem;
    color: var(--text-secondary);
}

.log-footer {
    display: flex;
    gap: 1rem;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

/* Modals */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(15, 23, 42, 0.75);
    backdrop-filter: blur(8px);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    animation: fadeIn 0.2s ease-out;
}

.modal-card {
    background: var(--bg-card);
    backdrop-filter: blur(16px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 800px;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.modal-header h4 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.4rem;
    cursor: pointer;
}

.modal-body {
    padding: 1.5rem;
    overflow-y: auto;
}

.modal-form-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 0.85rem;
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--border-color);
}

/* Loaders & Spinners */
.upload-loader, .loading-logs {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.8rem;
    padding: 2rem;
    color: var(--text-muted);
}

.spinner {
    width: 38px;
    height: 38px;
    border: 3px solid var(--border-color);
    border-radius: 50%;
    border-top-color: var(--primary);
    animation: spin 0.8s linear infinite;
}

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

.hidden {
    display: none !important;
}

/* Toast Notifications */
.toast {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    border: 1px solid var(--success);
    border-radius: var(--radius-md);
    padding: 1rem 1.25rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    z-index: 1000;
    animation: slideUp 0.3s ease-out;
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.toast-icon {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--success-bg);
    color: var(--success);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
}

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

.toast.error .toast-icon {
    background: rgba(239, 68, 68, 0.2);
    color: var(--danger);
}

.toast-content h5 {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text-primary);
}

.toast-content p {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.toast-close {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.2rem;
    cursor: pointer;
}

/* ─────────────────────────────────────────────
 * ESTILOS DE ANÁLISE DE TRECHO & ALERTA 74T
 * ───────────────────────────────────────────── */

.subtitle-badge {
    background: rgba(99, 102, 241, 0.12);
    color: var(--primary);
    border: 1px solid rgba(99, 102, 241, 0.25);
    padding: 0.25rem 0.75rem;
    border-radius: 14px;
    font-size: 0.78rem;
    font-weight: 600;
}

.custom-textarea {
    width: 100%;
    background: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 0.85rem 1rem;
    color: var(--text-primary);
    font-family: monospace, sans-serif;
    font-size: 0.85rem;
    resize: vertical;
    outline: none;
    transition: var(--transition);
}

.custom-textarea:focus {
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px var(--primary-glow);
}

/* Vibrant Warning Alert Banner (> 74t) */
.warning-alert-card {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.15), rgba(245, 158, 11, 0.18));
    border: 2px solid #ef4444;
    border-radius: var(--radius-lg);
    padding: 1.25rem 1.5rem;
    box-shadow: 0 8px 30px rgba(239, 68, 68, 0.25);
    backdrop-filter: blur(12px);
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.pulsing-alert {
    animation: pulseBorder 2s infinite alternate;
}

@keyframes pulseBorder {
    0% {
        box-shadow: 0 0 15px rgba(239, 68, 68, 0.3), 0 0 0 1px rgba(239, 68, 68, 0.4);
    }
    100% {
        box-shadow: 0 0 30px rgba(239, 68, 68, 0.7), 0 0 0 3px rgba(245, 158, 11, 0.8);
    }
}

.warning-header {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.warning-icon {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background: rgba(239, 68, 68, 0.25);
    color: #ef4444;
    font-size: 1.8rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.warning-title h4 {
    font-size: 1.15rem;
    font-weight: 800;
    color: #ef4444;
    letter-spacing: -0.01em;
}

.warning-sub {
    font-size: 0.82rem;
    color: var(--text-primary);
    font-weight: 600;
}

.warning-body {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
}

.warning-detail-grid {
    display: flex;
    gap: 1.5rem;
    background: rgba(15, 23, 42, 0.6);
    padding: 0.85rem 1.25rem;
    border-radius: var(--radius-md);
    border: 1px solid rgba(239, 68, 68, 0.3);
    flex-wrap: wrap;
}

.warning-kpi {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.warning-kpi .kpi-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
}

.warning-kpi .kpi-val {
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--text-primary);
}

.warning-kpi .kpi-val.danger {
    color: #ef4444;
}

.warning-kpi .kpi-val.warning {
    color: #f59e0b;
}

.warning-text-block {
    font-size: 0.88rem;
    color: var(--text-primary);
    line-height: 1.45;
}

/* KPI Cards Grid */
.stats-grid-trecho {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
}

@media (max-width: 1000px) {
    .stats-grid-trecho {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .stats-grid-trecho {
        grid-template-columns: 1fr;
    }
}

.trecho-kpi-card {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1.15rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    box-shadow: var(--shadow-card);
    min-width: 0;
}

.kpi-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    flex-shrink: 0;
}

.kpi-icon.blue {
    background: rgba(56, 189, 248, 0.15);
    color: #38bdf8;
    border: 1px solid rgba(56, 189, 248, 0.3);
}

.kpi-icon.purple {
    background: rgba(168, 85, 247, 0.15);
    color: #a855f7;
    border: 1px solid rgba(168, 85, 247, 0.3);
}

.kpi-icon.green {
    background: rgba(34, 197, 94, 0.15);
    color: #22c55e;
    border: 1px solid rgba(34, 197, 94, 0.3);
}

.kpi-icon.orange {
    background: rgba(249, 115, 22, 0.15);
    color: #f97316;
    border: 1px solid rgba(249, 115, 22, 0.3);
}

.kpi-info {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
    overflow: hidden;
    min-width: 0;
    flex: 1;
}

.kpi-title {
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-weight: 600;
}

.kpi-info h4 {
    font-size: 1.05rem;
    font-weight: 800;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.kpi-sub {
    font-size: 0.75rem;
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Leaflet Map Popup Dark Mode Tweaks */
.leaflet-popup-content-wrapper {
    background: #0f172a !important;
    color: #f8fafc !important;
    border: 1px solid rgba(255, 255, 255, 0.15) !important;
    border-radius: 10px !important;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5) !important;
}

.leaflet-popup-tip {
    background: #0f172a !important;
}

/* Leaflet Permanent Tooltips for Start & End KMs */
.map-km-badge {
    background: #0f172a !important;
    color: #ffffff !important;
    border-radius: 8px !important;
    padding: 5px 10px !important;
    font-family: 'Plus Jakarta Sans', sans-serif !important;
    font-size: 0.82rem !important;
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.6) !important;
    white-space: nowrap !important;
    pointer-events: none !important;
    line-height: 1.35 !important;
}

.map-km-badge.start-badge {
    border: 2px solid #22c55e !important;
}

.map-km-badge.start-badge::before {
    border-top-color: #22c55e !important;
}

.map-km-badge.end-badge {
    border: 2px solid #ef4444 !important;
}

.map-km-badge.end-badge::before {
    border-top-color: #ef4444 !important;
}

.portfolio-demo-banner{position:sticky;top:0;z-index:9999;padding:7px 16px;background:#f59e0b;color:#1e293b;font:800 11px/1.2 'Plus Jakarta Sans',sans-serif;letter-spacing:.08em;text-align:center}