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

:root {
    --branco: #ffffff;
    --preto: #000000;
    --preto-claro: #1a1a1a;
    --azul: #0066cc;
    --azul-escuro: #004c99;
    --azul-claro: #3399ff;
    --azul-light: #e6f2ff;
    --cinza-bg: #f5f7fa;
    --cinza: #666666;
    --cinza-claro: #cccccc;
    --vermelho: #e63946;
    --verde: #2a9d8f;
    --amarelo: #f4a261;
    --sombra: 0 2px 12px rgba(0, 0, 0, 0.08);
    --sombra-hover: 0 4px 20px rgba(0, 102, 204, 0.15);
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--cinza-bg);
    color: var(--preto-claro);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    width: 100%;
}

.hidden {
    display: none !important;
}

.header {
    background: linear-gradient(135deg, var(--preto) 0%, var(--preto-claro) 100%);
    color: var(--branco);
    padding: 30px 0;
    border-bottom: 4px solid var(--azul);
}

.logo h1 {
    font-size: 38px;
    font-weight: 800;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.logo-blue {
    color: var(--azul-claro);
}

.subtitle {
    font-size: 14px;
    color: var(--cinza-claro);
    margin-top: 5px;
    font-weight: 400;
    letter-spacing: 1px;
}

main {
    flex: 1;
    padding: 30px 0;
}

.card {
    background: var(--branco);
    border-radius: 12px;
    padding: 30px;
    margin-bottom: 25px;
    box-shadow: var(--sombra);
    border: 1px solid var(--cinza-claro);
}

.card h2 {
    font-size: 22px;
    color: var(--preto);
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--azul-light);
}

.card h3 {
    font-size: 18px;
    color: var(--preto);
    margin: 20px 0 15px;
}

.search-form {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr auto;
    gap: 15px;
    align-items: end;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-size: 13px;
    font-weight: 600;
    color: var(--preto-claro);
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 12px 15px;
    border: 2px solid var(--cinza-claro);
    border-radius: 8px;
    font-size: 15px;
    transition: all 0.25s ease;
    background: var(--branco);
    color: var(--preto);
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--azul);
    box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.btn {
    padding: 12px 25px;
    border: none;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.25s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--azul) 0%, var(--azul-escuro) 100%);
    color: var(--branco);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--azul-escuro) 0%, #003d7a 100%);
    transform: translateY(-2px);
    box-shadow: var(--sombra-hover);
}

.btn-secondary {
    background: var(--preto);
    color: var(--branco);
}

.btn-secondary:hover {
    background: var(--preto-claro);
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.btn-sm {
    padding: 8px 16px;
    font-size: 13px;
}

.btn-trends {
    background: linear-gradient(135deg, #db4437 0%, #f4b400 50%, #4285f4 100%);
    color: #fff !important;
    text-decoration: none !important;
    border: none !important;
    box-shadow: 0 2px 8px rgba(66, 133, 244, 0.25);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-trends:hover {
    filter: brightness(1.08);
    transform: translateY(-2px);
    box-shadow: 0 5px 16px rgba(219, 68, 55, 0.35);
    text-decoration: none;
}

.btn-trends svg {
    filter: drop-shadow(0 1px 2px rgba(0,0,0,0.2));
}

.upload-section {
    margin-top: 25px;
    padding: 22px;
    background: var(--azul-light);
    border-radius: 10px;
    border-left: 4px solid var(--azul);
}

.upload-section h3 {
    margin: 0 0 8px 0;
    font-size: 20px;
    color: var(--preto);
}

.upload-form {
    margin-top: 16px;
}

.upload-simple {
    background: var(--branco);
    border: 2px solid var(--azul);
    border-radius: 12px;
    padding: 22px 20px;
    text-align: center;
    box-shadow: 0 3px 10px rgba(0,102,204,0.1);
}

.btn-large {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 16px 28px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
}

.upload-simple label.btn:hover { filter: brightness(1.08); }

.upload-dica {
    margin: 18px 0 0 0;
    font-size: 13px;
    color: var(--cinza);
    line-height: 1.5;
}

.upload-dica strong { color: var(--azul-escuro); }


.arquivo-info {
    margin-top: 16px;
    background: var(--branco);
    border: 1px solid var(--cinza-claro);
    border-radius: 10px;
    padding: 14px 18px;
}

.arquivo-dados {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
}

.arquivo-icone {
    font-size: 32px;
    line-height: 1;
}

.arquivo-nome {
    font-weight: 700;
    color: var(--preto);
    margin: 0;
    font-size: 15px;
    word-break: break-all;
}

.arquivo-meta {
    font-size: 12px;
    color: var(--cinza);
    margin: 2px 0 0 0;
}

.arquivo-dados > :nth-child(2) {
    flex: 1 1 200px;
}

.preview-section {
    margin-top: 18px;
    background: var(--branco);
    border: 1px solid var(--cinza-claro);
    border-radius: 10px;
    padding: 16px;
}

.preview-section h4 {
    margin: 0 0 12px 0;
    font-size: 16px;
    color: var(--preto);
}

.preview-meta {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 10px;
    background: var(--cinza-bg);
    padding: 12px;
    border-radius: 8px;
    margin-bottom: 14px;
}

.preview-meta-item {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.preview-meta-item span {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--cinza);
    font-weight: 700;
}

.preview-meta-item strong {
    font-size: 15px;
    color: var(--preto);
}

.preview-wrapper {
    max-height: 320px;
    overflow-y: auto;
    border: 1px solid var(--cinza-claro);
    border-radius: 8px;
}

.preview-tabela {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.preview-tabela th {
    background: var(--preto);
    color: var(--branco);
    padding: 10px 12px;
    text-align: left;
    font-weight: 700;
    position: sticky;
    top: 0;
    z-index: 2;
}

.preview-tabela td {
    padding: 8px 12px;
    border-bottom: 1px solid var(--cinza-claro);
}

.preview-tabela tbody tr:hover td {
    background: var(--azul-light);
}

.nivel-tag {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.4px;
}

.nivel-baixo { background: #e8f5e9; color: #2e7d32; }
.nivel-medio { background: var(--azul-light); color: var(--azul-escuro); }
.nivel-alto { background: #ffebee; color: #c62828; }

.hint {
    font-size: 13px;
    color: var(--cinza);
    margin-bottom: 10px;
}

.result-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 20px;
}

.result-header h2 {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.badge {
    display: inline-block;
    padding: 6px 16px;
    background: var(--azul);
    color: var(--branco);
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
}

.chart-container {
    position: relative;
    height: 380px;
    margin: 20px 0;
    padding: 15px;
    background: var(--cinza-bg);
    border-radius: 8px;
}

.picos-section {
    margin-top: 25px;
}

.picos-lista {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 12px;
}

.pico-item {
    background: linear-gradient(135deg, var(--azul-light) 0%, var(--branco) 100%);
    border-left: 4px solid var(--azul);
    padding: 15px;
    border-radius: 8px;
    transition: all 0.25s ease;
}

.pico-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--sombra);
}

.pico-item.alto {
    border-left-color: var(--vermelho);
    background: linear-gradient(135deg, #ffe6e8 0%, var(--branco) 100%);
}

.pico-item.medio {
    border-left-color: var(--amarelo);
    background: linear-gradient(135deg, #fff3e6 0%, var(--branco) 100%);
}

.pico-mes {
    font-size: 15px;
    font-weight: 700;
    color: var(--preto);
}

.pico-valor {
    font-size: 22px;
    font-weight: 800;
    color: var(--azul);
    margin: 5px 0;
}

.pico-item.alto .pico-valor {
    color: var(--vermelho);
}

.pico-item.medio .pico-valor {
    color: var(--amarelo);
}

.pico-nivel {
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.pico-item.alto .pico-nivel {
    color: var(--vermelho);
}

.pico-item.medio .pico-nivel {
    color: var(--amarelo);
}

.summary-section {
    margin-top: 30px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

.stat-item {
    background: var(--cinza-bg);
    padding: 20px;
    border-radius: 8px;
    text-align: center;
    border: 1px solid var(--cinza-claro);
}

.stat-label {
    font-size: 13px;
    color: var(--cinza);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
}

.stat-value {
    font-size: 26px;
    font-weight: 800;
    color: var(--azul);
}

.stat-value.destaque {
    color: var(--vermelho);
}

.actions {
    display: flex;
    gap: 12px;
    margin-top: 30px;
    flex-wrap: wrap;
}

.saved-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.saved-header h2 {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.saved-list {
    margin-top: 20px;
}

.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: var(--cinza);
    background: var(--cinza-bg);
    border-radius: 8px;
    border: 2px dashed var(--cinza-claro);
}

.saved-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px;
    border: 1px solid var(--cinza-claro);
    border-radius: 8px;
    margin-bottom: 12px;
    transition: all 0.25s ease;
    flex-wrap: wrap;
    gap: 12px;
}

.saved-item:hover {
    border-color: var(--azul);
    box-shadow: var(--sombra-hover);
}

.saved-info h4 {
    font-size: 17px;
    color: var(--preto);
    margin-bottom: 4px;
}

.saved-info p {
    font-size: 13px;
    color: var(--cinza);
}

.saved-badges {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.saved-badge {
    padding: 4px 12px;
    background: var(--azul-light);
    color: var(--azul-escuro);
    border-radius: 15px;
    font-size: 12px;
    font-weight: 600;
}

.saved-actions {
    display: flex;
    gap: 8px;
}

.saved-picos {
    margin-top: 10px;
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.pico-badge {
    display: inline-block;
    padding: 3px 9px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 700;
    border: 1px solid;
    color: var(--preto);
    background: var(--branco);
}

.pico-badge.pico-vermelho {
    background: #ffebee;
    color: #c62828;
    border-color: #ef9a9a;
}

.pico-badge.pico-amarelo {
    background: #fff3e0;
    color: #e65100;
    border-color: #ffcc80;
}

.btn-view,
.btn-delete {
    padding: 8px 14px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    transition: all 0.2s ease;
}

.btn-view {
    background: var(--azul);
    color: var(--branco);
}

.btn-view:hover {
    background: var(--azul-escuro);
}

.btn-delete {
    background: transparent;
    color: var(--vermelho);
    border: 1px solid var(--vermelho);
}

.btn-delete:hover {
    background: var(--vermelho);
    color: var(--branco);
}

.footer {
    background: var(--preto);
    color: var(--cinza-claro);
    padding: 25px 0;
    text-align: center;
    font-size: 14px;
    border-top: 4px solid var(--azul);
    margin-top: 30px;
}

.pagination-wrapper {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    margin-top: 22px;
    padding: 16px 18px;
    background: #f8fafc;
    border: 1px solid var(--cinza-claro);
    border-radius: 10px;
}

.pagination-info {
    font-size: 14px;
    color: var(--cinza);
    font-weight: 500;
}

.pagination-info strong { color: var(--preto); }

.pagination-controls {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
}

.pagination-btn {
    min-width: 38px;
    height: 38px;
    padding: 0 12px;
    border: 1px solid var(--cinza-claro);
    background: var(--branco);
    color: var(--preto);
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: all 0.18s ease;
}

.pagination-btn:hover:not(:disabled):not(.active) {
    border-color: var(--azul);
    color: var(--azul-escuro);
    background: #eaf4ff;
}

.pagination-btn.active {
    background: var(--azul);
    border-color: var(--azul);
    color: var(--branco);
    cursor: default;
    box-shadow: 0 2px 6px rgba(0,102,204,0.25);
}

.pagination-btn:disabled {
    opacity: 0.45;
    cursor: not-allowed;
    background: #f2f4f8;
}

.pagination-ellipsis {
    min-width: 28px;
    text-align: center;
    color: var(--cinza);
    font-size: 14px;
    font-weight: 700;
    padding: 0 2px;
}

@media (max-width: 600px) {
    .pagination-wrapper {
        justify-content: center;
        padding: 14px 12px;
    }
    .pagination-info { width: 100%; text-align: center; }
}

.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 20px;
}

.modal-content {
    background: var(--branco);
    border-radius: 12px;
    max-width: 800px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 10px 50px rgba(0, 0, 0, 0.3);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 30px;
    border-bottom: 2px solid var(--azul-light);
    position: sticky;
    top: 0;
    background: var(--branco);
}

.modal-header h2 {
    font-size: 20px;
    color: var(--preto);
}

.btn-close {
    background: none;
    border: none;
    font-size: 32px;
    color: var(--cinza);
    cursor: pointer;
    line-height: 1;
    transition: all 0.2s ease;
}

.btn-close:hover {
    color: var(--vermelho);
    transform: rotate(90deg);
}

.modal-body {
    padding: 30px;
}

.modal-chart-container {
    position: relative;
    height: 300px;
    margin: 20px 0;
}

.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 16px 24px;
    border-radius: 8px;
    color: var(--branco);
    font-weight: 600;
    z-index: 2000;
    transform: translateX(120%);
    transition: transform 0.3s ease;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

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

.notification.success {
    background: var(--verde);
}

.notification.error {
    background: var(--vermelho);
}

.notification.info {
    background: var(--azul);
}

.notification.warning {
    background: #f57c00;
}

.aviso-nao-encontrado {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 16px;
    align-items: center;
    background: #fff8e1;
    border: 1px solid #fbc02d;
    border-radius: 10px;
    padding: 14px 18px;
    margin-bottom: 18px;
    box-shadow: 0 2px 8px rgba(251, 192, 45, 0.18);
}

.aviso-nao-encontrado .aviso-icone {
    font-size: 34px;
    line-height: 1;
}

.aviso-nao-encontrado h4 {
    margin: 0 0 4px 0;
    font-size: 15px;
    color: #f57f17;
    font-weight: 800;
}

.aviso-nao-encontrado p {
    margin: 0;
    font-size: 13px;
    color: #5d4037;
    line-height: 1.45;
}

.aviso-nao-encontrado strong {
    color: var(--preto);
}

@media (max-width: 720px) {
    .aviso-nao-encontrado {
        grid-template-columns: auto 1fr;
    }
    .aviso-nao-encontrado > :last-child {
        grid-column: 1 / -1;
        justify-self: end;
    }
}

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

    .chart-container {
        height: 280px;
    }

    .logo h1 {
        font-size: 28px;
    }

    .card {
        padding: 20px;
    }

    .preview-meta {
        grid-template-columns: repeat(2, 1fr);
    }
}

.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(0, 0, 0, 0.75);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(4px);
    animation: fadeIn 0.18s ease;
}

.preloader-box {
    background: var(--branco);
    padding: 35px 45px;
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
    border-top: 4px solid var(--azul);
    min-width: 240px;
}

.spinner {
    width: 64px;
    height: 64px;
    border: 6px solid var(--azul-light);
    border-top-color: var(--azul);
    border-right-color: var(--azul);
    border-radius: 50%;
    margin: 0 auto 18px auto;
    animation: spin 0.85s linear infinite;
}

.preloader-texto {
    font-size: 15px;
    font-weight: 700;
    color: var(--preto);
    margin: 0;
    letter-spacing: 0.3px;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}