/* =========================================================
   SETE FERRAMENTAS — CSS GLOBAL
   Identidade visual compartilhada por todas as páginas
   ========================================================= */

:root {
    --cor-principal: #2563eb;
    --cor-principal-hover: #1d4ed8;
    --cor-texto: #1e293b;
    --cor-texto-suave: #64748b;
    --cor-titulo: #0f172a;
    --cor-fundo: #f8fafc;
    --cor-branco: #ffffff;
    --cor-borda: #e2e8f0;
    --largura-maxima: 1200px;
    --raio-card: 14px;

    /* Elementos de ferramentas */
    --raio-controle: 6px;
    --sombra-card: 0 8px 24px rgba(15, 23, 42, 0.06);
    --sombra-card-hover: 0 12px 30px rgba(15, 23, 42, 0.08);
    --foco-controle: 0 0 0 4px rgba(37, 99, 235, 0.10);
}

/* =========================================================
   RESET E BASE
   ========================================================= */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    background: var(--cor-fundo);
    color: var(--cor-texto);
    line-height: 1.6;
}

a {
    color: inherit;
    text-decoration: none;
}

button,
input,
select,
textarea {
    font-family: inherit;
}

button {
    cursor: pointer;
}

img {
    max-width: 100%;
}

/* =========================================================
   CONTAINER / LARGURA / ESPAÇAMENTOS
   ========================================================= */

.container {
    width: 100%;
    max-width: var(--largura-maxima);
    margin: 0 auto;
    padding: 0 20px;
}

/* =========================================================
   HEADER E NAVEGAÇÃO
   ========================================================= */

header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.97);
    border-bottom: 1px solid var(--cor-borda);
    backdrop-filter: blur(10px);
}

.header-content {
    min-height: 86px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
}

.logo {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.logo img {
    display: block;
    width: auto;
    height: 68px;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 4px;
}

.main-nav a {
    padding: 8px 9px;
    border-radius: 8px;
    color: var(--cor-texto-suave);
    font-size: 13px;
    font-weight: 600;
    transition: 0.2s ease;
}

.main-nav a:hover,
.main-nav a.active {
    color: var(--cor-principal);
    background: #eff6ff;
}

.menu-button {
    display: none;
    width: 42px;
    height: 42px;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--cor-borda);
    border-radius: 9px;
    background: var(--cor-branco);
    color: var(--cor-titulo);
    font-size: 22px;
}

.mobile-nav {
    display: none;
    position: absolute;
    top: 86px;
    left: 0;
    right: 0;
    background: var(--cor-branco);
    border-bottom: 1px solid var(--cor-borda);
    padding: 12px 20px 18px;
    box-shadow: 0 10px 20px rgba(15, 23, 42, 0.06);
}

.mobile-nav a {
    display: block;
    padding: 11px 8px;
    color: var(--cor-texto);
    font-size: 14px;
    font-weight: 600;
    border-radius: 7px;
}

.mobile-nav a:hover,
.mobile-nav a.active {
    background: #eff6ff;
    color: var(--cor-principal);
}

.mobile-nav.active {
    display: block;
}

/* =========================================================
   HERO — HOME
   ========================================================= */

.hero {
    padding: 68px 20px 58px;
    background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
    text-align: center;
}

.hero-content {
    max-width: 850px;
    margin: 0 auto;
}

.hero h1 {
    font-size: clamp(34px, 4.2vw, 46px);
    line-height: 1.1;
    letter-spacing: -1px;
    color: var(--cor-titulo);
    margin-bottom: 18px;
}

.hero h1 span {
    color: var(--cor-principal);
}

.hero p {
    max-width: 680px;
    margin: 0 auto 30px;
    color: var(--cor-texto-suave);
    font-size: 18px;
}

/* =========================================================
   PÁGINAS DE FERRAMENTAS — CABEÇALHO
   ========================================================= */

.tool-page {
    min-height: 500px;
}

.tool-breadcrumb {
    display: flex;
    align-items: center;
    gap: 9px;
    padding: 22px 0;
    font-size: 13px;
    color: var(--cor-texto-suave);
}

.tool-breadcrumb a {
    color: var(--cor-principal);
    font-weight: 600;
}

.tool-header {
    padding: 34px 0 38px;
    background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
    border-bottom: 1px solid var(--cor-borda);
}

.tool-header h1 {
    font-size: clamp(30px, 4vw, 42px);
    line-height: 1.1;
    letter-spacing: -0.7px;
    color: var(--cor-titulo);
    margin-bottom: 12px;
}

.tool-header p {
    max-width: 760px;
    color: var(--cor-texto-suave);
    font-size: 17px;
}

.tool-section {
    padding: 38px 0 55px;
}

/* =========================================================
   TIPOGRAFIA DE SEÇÕES
   ========================================================= */

section {
    padding: 65px 0;
}

.section-header {
    margin-bottom: 30px;
}

.section-header h2 {
    font-size: 30px;
    line-height: 1.2;
    color: var(--cor-titulo);
    margin-bottom: 7px;
}

.section-header p {
    color: var(--cor-texto-suave);
}

.study-tool,
.tool-content {
    max-width: 960px;
    margin: 0 auto;
}

/* =========================================================
   CARDS / PAINÉIS DE FERRAMENTAS
   ========================================================= */

.section-card {
    margin-bottom: 22px;
    padding: 22px;
    background: var(--cor-branco);
    border: 1px solid var(--cor-borda);
    border-radius: var(--raio-card);
    box-shadow: none;
}

.section-card h2 {
    margin: 0 0 18px;
    font-size: 1.18rem;
    line-height: 1.3;
    color: var(--cor-titulo);
}

.section-intro {
    margin: -7px 0 18px;
    font-size: 0.88rem;
    line-height: 1.5;
    color: var(--cor-texto-suave);
}

.tool-card {
    display: flex;
    flex-direction: column;
    padding: 25px;
    background: var(--cor-branco);
    border: 1px solid var(--cor-borda);
    border-radius: var(--raio-card);
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.tool-card:hover {
    border-color: #bfdbfe;
    box-shadow: var(--sombra-card-hover);
}

.tool-card h3 {
    font-size: 18px;
    line-height: 1.35;
    color: var(--cor-titulo);
    margin-bottom: 8px;
}

.tool-card p {
    flex-grow: 1;
    color: var(--cor-texto-suave);
    font-size: 14px;
    line-height: 1.5;
    margin-bottom: 15px;
}

/* =========================================================
   FORMULÁRIOS / CAMPOS
   ========================================================= */

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.form-grid.three {
    grid-template-columns: repeat(3, 1fr);
}

.field {
    display: flex;
    flex-direction: column;
}

.field.full {
    grid-column: 1 / -1;
}

.field label {
    margin-bottom: 6px;
    color: var(--cor-texto);
    font-size: 0.84rem;
    font-weight: 600;
}

.field input,
.field select,
.field textarea {
    width: 100%;
    min-height: 43px;
    padding: 9px 11px;
    border: 1px solid #cbd5e1;
    border-radius: var(--raio-controle);
    background: var(--cor-branco);
    color: var(--cor-texto);
    font: inherit;
    outline: none;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.field textarea {
    min-height: 110px;
    resize: vertical;
}

.field input::placeholder,
.field textarea::placeholder {
    color: #94a3b8;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
    border-color: var(--cor-principal);
    box-shadow: var(--foco-controle);
}

.field small {
    margin-top: 5px;
    font-size: 0.76rem;
    line-height: 1.4;
    color: var(--cor-texto-suave);
}

.field input[type="number"] {
    appearance: textfield;
}

.field input[type="number"]::-webkit-inner-spin-button,
.field input[type="number"]::-webkit-outer-spin-button {
    appearance: none;
}

/* =========================================================
   SEARCH / FERRAMENTA DE PESQUISA
   ========================================================= */

.search-box {
    max-width: 650px;
    margin: 0 auto;
    position: relative;
}

.search-box input {
    width: 100%;
    height: 58px;
    padding: 0 58px 0 20px;
    border: 1px solid var(--cor-borda);
    border-radius: 14px;
    background: #ffffff;
    color: var(--cor-texto);
    font-size: 16px;
    outline: none;
    box-shadow: 0 6px 22px rgba(15, 23, 42, 0.06);
    transition: 0.2s ease;
}

.search-box input::placeholder {
    color: #94a3b8;
}

.search-box input:focus {
    border-color: var(--cor-principal);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.10);
}

/* Ícone de pesquisa */
.search-icon {
    position: absolute;
    right: 19px;
    top: 50%;
    transform: translateY(-50%);
    width: 18px;
    height: 18px;
    color: #64748b;
    pointer-events: none;
}

.search-icon svg {
    display: block;
    width: 18px;
    height: 18px;
}


/* =========================================================
   CHECKBOXES / CONTROLES
   ========================================================= */

.checkbox-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 8px;
}

.day-check {
    position: relative;
}

.day-check input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.day-check label {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 42px;
    padding: 8px 4px;
    border: 1px solid var(--cor-borda);
    border-radius: var(--raio-controle);
    background: var(--cor-branco);
    color: var(--cor-texto);
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: 0.18s ease;
}

.day-check input:checked + label {
    background: #eff6ff;
    border-color: var(--cor-principal);
    color: var(--cor-principal);
}

.checkbox-field {
    display: flex;
    align-items: center;
    gap: 9px;
    margin-top: 25px;
}

.checkbox-field input {
    width: 18px;
    height: 18px;
    margin: 0;
    accent-color: var(--cor-principal);
}

.checkbox-field label {
    margin: 0;
    font-size: 0.86rem;
    font-weight: 600;
    cursor: pointer;
}

/* =========================================================
   BOTÕES
   ========================================================= */

.actions,
.result-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 9px;
    margin-top: 24px;
}

.tool-button {
    min-height: 43px;
    padding: 9px 19px;
    border: 1px solid #cbd5e1;
    border-radius: 7px;
    background: var(--cor-branco);
    color: var(--cor-texto);
    font: inherit;
    font-size: 0.9rem;
    font-weight: 600;
    transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.tool-button:hover {
    background: #f8fafc;
    border-color: #94a3b8;
}

.tool-button:focus-visible,
.mode-button:focus-visible,
.remove-subject:focus-visible {
    outline: 3px solid rgba(37, 99, 235, 0.20);
    outline-offset: 2px;
}

.tool-button.primary {
    border-color: var(--cor-principal);
    background: var(--cor-principal);
    color: #ffffff;
}

.tool-button.primary:hover {
    border-color: var(--cor-principal-hover);
    background: var(--cor-principal-hover);
}

.tool-button.secondary {
    border-color: var(--cor-principal);
    color: var(--cor-principal);
    background: #ffffff;
}

.tool-button.secondary:hover {
    background: #eff6ff;
}

.tool-link {
    color: var(--cor-principal);
    font-size: 14px;
    font-weight: 700;
}

.tool-link:hover {
    color: var(--cor-principal-hover);
}

/* =========================================================
   PUBLICIDADE
   ========================================================= */

.ad-container {
    width: 100%;
    max-width: var(--largura-maxima);
    margin: 30px auto;
    padding: 0 20px;
}

.ad-placeholder {
    min-height: 90px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px dashed #cbd5e1;
    border-radius: 10px;
    background: var(--cor-branco);
    color: #94a3b8;
    font-size: 11px;
    letter-spacing: 0.7px;
}

/* =========================================================
   RESULTADOS — PADRÃO GLOBAL
   ========================================================= */

.result {
    display: none;
    margin-top: 32px;
    padding-top: 28px;
    border-top: 1px solid var(--cor-borda);
}

.result.active {
    display: block;
}

.result-total {
    padding: 27px;
    border: 1px solid var(--cor-borda);
    border-radius: var(--raio-card);
    text-align: center;
    background: var(--cor-branco);
}

.result-total-label {
    margin-bottom: 8px;
    font-size: 0.92rem;
    color: var(--cor-texto-suave);
}

.result-total-value {
    font-size: 2.65rem;
    line-height: 1.1;
    font-weight: 700;
    color: var(--cor-titulo);
}

.result-total-note {
    margin-top: 11px;
    font-size: 0.83rem;
    line-height: 1.5;
    color: var(--cor-texto-suave);
}

.result-total-note strong {
    color: var(--cor-principal);
}

/* Resumos */
.summary-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    margin: 20px 0;
}

.summary-card {
    padding: 16px;
    border: 1px solid var(--cor-borda);
    border-radius: var(--raio-card);
    background: var(--cor-branco);
}

.summary-label {
    margin-bottom: 6px;
    font-size: 0.78rem;
    line-height: 1.35;
    color: var(--cor-texto-suave);
}

.summary-value {
    font-size: 1.08rem;
    font-weight: 700;
    line-height: 1.3;
    color: var(--cor-titulo);
}

.status-card {
    grid-column: span 2;
}

.status-value {
    font-size: 1.05rem;
}

.status-ok {
    color: #047857;
}

.status-warning {
    color: #b45309;
}

.status-danger {
    color: #b91c1c;
}

/* Tabelas */
.result-table-wrapper {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

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

.result-table th,
.result-table td {
    padding: 11px 10px;
    border-bottom: 1px solid #e5e7eb;
    text-align: left;
}

.result-table th {
    color: var(--cor-titulo);
    font-size: 0.82rem;
    font-weight: 700;
}

.result-table td {
    font-size: 0.9rem;
}

.result-table th:last-child,
.result-table td:last-child {
    text-align: right;
    white-space: nowrap;
}

.result-table .total td {
    border-top: 2px solid #334155;
    border-bottom: 0;
    font-size: 1.02rem;
    font-weight: 700;
}

/* Caixas de resultado */
.chart-box,
.scenario-box,
.calculation-box {
    margin-top: 24px;
    padding: 18px;
    border: 1px solid var(--cor-borda);
    border-radius: var(--raio-card);
    background: var(--cor-branco);
}

.chart-box h2,
.scenario-box h2,
.calculation-box h2 {
    margin: 0 0 14px;
    font-size: 1.12rem;
    line-height: 1.3;
    color: var(--cor-titulo);
}

.chart-container {
    position: relative;
    width: 100%;
    height: 300px;
}

canvas {
    width: 100%;
    height: 100%;
    display: block;
}

/* Cenários */
.comparison-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.comparison-card {
    padding: 15px;
    border: 1px solid var(--cor-borda);
    border-radius: var(--raio-card);
    background: #ffffff;
}

.comparison-card h3 {
    margin: 0 0 10px;
    font-size: 0.92rem;
    color: var(--cor-titulo);
}

.comparison-label {
    display: block;
    margin-top: 7px;
    font-size: 0.76rem;
    color: var(--cor-texto-suave);
}

.comparison-value {
    display: block;
    margin-top: 2px;
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--cor-titulo);
}

.scenario-result {
    display: none;
}

.scenario-result.active {
    display: block;
}

/* Memória de cálculo e avisos */
.calculation-item {
    padding: 10px 0;
    border-bottom: 1px solid #eef2f7;
    font-size: 0.87rem;
    line-height: 1.55;
}

.calculation-item:last-child {
    border-bottom: 0;
}

.calculation-title {
    display: block;
    margin-bottom: 3px;
    font-weight: 700;
    color: var(--cor-titulo);
}

.notice {
    margin-top: 16px;
    padding: 14px 16px;
    border: 1px solid var(--cor-borda);
    border-radius: var(--raio-controle);
    font-size: 0.83rem;
    line-height: 1.5;
}

.notice.warning {
    border-color: rgba(180, 83, 9, 0.25);
    background: #fffbeb;
}

.notice.success {
    border-color: rgba(4, 120, 87, 0.22);
    background: #f0fdf4;
}

.notice.info {
    border-color: rgba(37, 99, 235, 0.20);
    background: #eff6ff;
}

.recommendation-list {
    margin: 8px 0 0 18px;
}

.legal-notice {
    margin-top: 25px;
    padding: 17px;
    border: 1px solid var(--cor-borda);
    border-radius: var(--raio-card);
    font-size: 0.82rem;
    line-height: 1.55;
    background: var(--cor-branco);
}

/* =========================================================
   COMPONENTES ESPECÍFICOS DE MATÉRIAS
   ========================================================= */

.subject-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 15px;
    margin-bottom: 16px;
}

.subject-mode {
    display: flex;
    gap: 8px;
}

.mode-button {
    padding: 8px 12px;
    border: 1px solid var(--cor-borda);
    border-radius: var(--raio-controle);
    background: var(--cor-branco);
    color: var(--cor-texto-suave);
    font-size: 0.8rem;
    font-weight: 700;
}

.mode-button.active {
    border-color: var(--cor-principal);
    background: #eff6ff;
    color: var(--cor-principal);
}

.subject-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.subject-row {
    display: grid;
    grid-template-columns: 2fr 1.1fr 1fr 1fr 42px;
    gap: 9px;
    align-items: end;
    padding: 12px;
    border: 1px solid var(--cor-borda);
    border-radius: var(--raio-controle);
    background: var(--cor-branco);
}

.subject-row .field label {
    font-size: 0.74rem;
}

.remove-subject {
    width: 42px;
    height: 42px;
    border: 1px solid #cbd5e1;
    border-radius: var(--raio-controle);
    background: var(--cor-branco);
    color: var(--cor-texto-suave);
    font-size: 18px;
}

.remove-subject:hover {
    background: #f8fafc;
    color: #dc2626;
}

.advanced-only {
    display: none;
}

.advanced-active .advanced-only {
    display: flex;
}

/* =========================================================
   CATEGORIAS — HOME
   ========================================================= */

.categories-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
}

.category-card {
    min-height: 108px;
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px;
    background: var(--cor-branco);
    border: 1px solid var(--cor-borda);
    border-radius: var(--raio-card);
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.category-card:hover {
    transform: translateY(-3px);
    border-color: #cbd5e1;
    box-shadow: var(--sombra-card);
}

.category-icon {
    width: 58px;
    height: 58px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.category-icon svg {
    width: 31px;
    height: 31px;
}

.icon-calculadoras { background: #e6f8f2; color: #00a878; }
.icon-conversores   { background: #e8f2ff; color: #2563eb; }
.icon-financas      { background: #fff5dc; color: #e89b00; }
.icon-geradores     { background: #fff0e6; color: #f97316; }
.icon-seguranca     { background: #e7f8f0; color: #059669; }
.icon-simuladores   { background: #f0ebff; color: #7048e8; }
.icon-utilidades    { background: #e9f2ff; color: #1664c0; }

.category-card h3 {
    font-size: 16px;
    line-height: 1.3;
    color: var(--cor-titulo);
    margin-bottom: 4px;
}

.category-card p {
    font-size: 13px;
    line-height: 1.4;
    color: var(--cor-texto-suave);
}

/* =========================================================
   FERRAMENTAS EM DESTAQUE — HOME
   ========================================================= */

.tools-section {
    background: #ffffff;
    border-top: 1px solid var(--cor-borda);
    border-bottom: 1px solid var(--cor-borda);
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.tool-category {
    width: fit-content;
    margin-bottom: 13px;
    padding: 4px 9px;
    border-radius: 6px;
    background: #eff6ff;
    color: var(--cor-principal);
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.4px;
}

/* =========================================================
   LISTAS DE FERRAMENTAS POR CATEGORIA
   ========================================================= */

.category-tools-list {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.category-tool {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 22px 24px;
    color: inherit;
    background: var(--cor-branco);
    border: 1px solid var(--cor-borda);
    border-radius: var(--raio-card);
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.category-tool:hover {
    transform: translateY(-2px);
    box-shadow: var(--sombra-card);
    border-color: var(--cor-principal);
}

.category-tool-icon {
    width: 58px;
    height: 58px;
    min-width: 58px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    border-radius: 12px;
    background: var(--cor-fundo);
}

.category-tool-content {
    flex: 1;
    min-width: 0;
}

.category-tool-content h3 {
    margin: 0 0 6px;
    font-size: 1.15rem;
    color: var(--cor-titulo);
}

.category-tool-content p {
    margin: 0 0 9px;
    line-height: 1.5;
    color: var(--cor-texto-suave);
}

.category-tool-status {
    display: inline-block;
    font-size: 0.78rem;
    font-weight: 700;
    padding: 4px 9px;
    border-radius: 20px;
    background: #f1f5f9;
    color: var(--cor-texto-suave);
}

.category-tool-status.available {
    background: #e6f8f2;
    color: #00a878;
}

.category-tool-arrow {
    font-size: 1.5rem;
    color: var(--cor-texto-suave);
    opacity: 0.45;
    transition: transform 0.2s ease, opacity 0.2s ease, color 0.2s ease;
}

.category-tool:hover .category-tool-arrow {
    transform: translateX(4px);
    opacity: 1;
    color: var(--cor-principal);
}

/* =========================================================
   COMO FUNCIONA
   ========================================================= */

.how-section {
    background: var(--cor-fundo);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.step {
    padding: 20px;
    text-align: center;
}

.step-number {
    width: 48px;
    height: 48px;
    margin: 0 auto 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--cor-principal);
    color: #ffffff;
    font-size: 18px;
    font-weight: bold;
}

.step h3 {
    font-size: 18px;
    color: var(--cor-titulo);
    margin-bottom: 7px;
}

.step p {
    color: var(--cor-texto-suave);
    font-size: 14px;
}

/* =========================================================
   FOOTER
   ========================================================= */

footer {
    background: #0f172a;
    color: #cbd5e1;
    padding: 45px 0 25px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr repeat(3, 1fr);
    gap: 40px;
    padding-bottom: 35px;
}

.footer-brand h2 {
    color: #ffffff;
    font-size: 22px;
    margin-bottom: 10px;
}

.footer-brand p {
    max-width: 330px;
    color: #94a3b8;
    font-size: 14px;
}

.footer-column h3 {
    color: #ffffff;
    font-size: 14px;
    margin-bottom: 14px;
}

.footer-column a {
    display: block;
    margin-bottom: 8px;
    color: #94a3b8;
    font-size: 13px;
    transition: 0.2s ease;
}

.footer-column a:hover {
    color: #ffffff;
}

.footer-bottom {
    padding-top: 20px;
    border-top: 1px solid #334155;
    text-align: center;
    color: #64748b;
    font-size: 12px;
}

/* =========================================================
   RESPONSIVIDADE
   ========================================================= */

@media (max-width: 1050px) {
    .main-nav {
        display: none;
    }

    .menu-button {
        display: flex;
    }

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

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

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

@media (max-width: 720px) {
    .form-grid,
    .form-grid.three {
        grid-template-columns: 1fr;
    }

    .field.full {
        grid-column: auto;
    }

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

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

    .checkbox-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .subject-row {
        grid-template-columns: 1fr 1fr;
    }

    .subject-row .subject-name {
        grid-column: 1 / -1;
    }

    .subject-row .remove-subject {
        width: 100%;
    }

    .subject-toolbar {
        align-items: stretch;
        flex-direction: column;
    }
}

@media (max-width: 650px) {
    .header-content {
        min-height: 65px;
    }

    .logo img {
        height: 52px;
    }

    .mobile-nav {
        top: 65px;
    }

    .hero {
        padding: 55px 20px 45px;
    }

    .hero h1 {
        font-size: 34px;
    }

    .hero p {
        font-size: 16px;
    }

    section {
        padding: 45px 0;
    }

    .tool-header {
        padding: 28px 0 32px;
    }

    .tool-header h1 {
        font-size: 32px;
    }

    .tool-header p {
        font-size: 16px;
    }

    .tool-section {
        padding: 30px 0 45px;
    }

    .section-header h2 {
        font-size: 25px;
    }

    .categories-grid,
    .tools-grid,
    .steps-grid,
    .footer-content {
        grid-template-columns: 1fr;
    }

    .category-card {
        min-height: 95px;
    }

    .ad-placeholder {
        min-height: 70px;
    }

    .category-tool {
        gap: 14px;
        padding: 18px;
    }

    .category-tool-icon {
        width: 48px;
        height: 48px;
        min-width: 48px;
        font-size: 1.5rem;
    }

    .category-tool-content h3 {
        font-size: 1rem;
    }

    .category-tool-content p {
        font-size: 0.9rem;
    }

    .category-tool-arrow {
        font-size: 1.25rem;
    }

    .section-card {
        padding: 18px;
    }

    .result-total {
        padding: 22px 18px;
    }

    .result-total-value {
        font-size: 2.25rem;
    }
}

@media (max-width: 520px) {
    .summary-grid {
        grid-template-columns: 1fr;
    }

    .status-card {
        grid-column: auto;
    }

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

    .subject-row {
        grid-template-columns: 1fr;
    }

    .subject-row .subject-name {
        grid-column: auto;
    }

    .actions,
    .result-actions {
        flex-direction: column;
    }

    .tool-button {
        width: 100%;
    }

    .chart-container {
        height: 260px;
    }

    .tool-breadcrumb {
        overflow-x: auto;
        white-space: nowrap;
        padding: 18px 0;
    }
}

/* =========================================================
   IMPRESSÃO
   ========================================================= */

@media print {
    header,
    footer,
    .tool-breadcrumb,
    .tool-header,
    .travel-input-section,
    .actions,
    .result-actions,
    .ad-container {
        display: none !important;
    }

    .result {
        display: block !important;
        margin-top: 0;
        padding-top: 0;
        border-top: 0;
    }

    body {
        background: #ffffff;
    }

    .container {
        max-width: none;
    }
}

/* ==========================================
   RESULTADO DESTACADO — SORTEADORES
   ========================================== */

.draw-result {
    margin: 28px 0 8px;
    padding: 32px 24px;
    border: 1px solid #bfdbfe;
    border-radius: 14px;
    background: linear-gradient(135deg, #eff6ff 0%, #f8fafc 100%);
    text-align: center;
    box-shadow: 0 8px 24px rgba(15, 23, 42, 0.06);
}

.draw-result-label {
    margin-bottom: 10px;
    color: #64748b;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.draw-result-value {
    color: #1d4ed8;
    font-size: clamp(36px, 6vw, 58px);
    font-weight: 800;
    line-height: 1.15;
    overflow-wrap: anywhere;
}

.draw-result.animate {
    animation: drawResult 0.35s ease;
}

@keyframes drawResult {

    0% {
        transform: scale(0.97);
        opacity: 0.55;
    }

    100% {
        transform: scale(1);
        opacity: 1;
    }

}

@media (max-width: 650px) {

    .draw-result {
        margin-top: 22px;
        padding: 26px 18px;
    }

    .draw-result-value {
        font-size: 36px;
    }

}