/* ==========================================================================
   1. Variáveis Globais (:root)
   ========================================================================== */
:root {
  /* Cores Principais */
  --primary-color: #e00078;
  --secondary-color: #e0005a;
  --accent-color: #b610ee;
  --success-color: #00FA9A;
  --danger-color: #F53838;
  --warning-color: #BFFC30;

  /* Cores de Texto */
  --text-primary: #e0e0e0;
  --text-secondary: #b0bec5;
  --text-dark: #212121;

  /* Cores de Fundo */
  --bg-primary: #1e1e2f;
  --bg-secondary: #27293d;
  --bg-tertiary: #3a3c53;

  /* Bordas e Sombras */
  --border-color: rgba(255, 255, 255, 0.1);
  --border-radius: 12px;
  --border-radius-sm: 8px;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.4);

  /* Gradientes */
  --gradient-main: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  --gradient-accent: linear-gradient(135deg, var(--accent-color), var(--secondary-color));
  --gradient-success: linear-gradient(135deg, #00f2a0, #00c9ff);
  --gradient-close: linear-gradient(135deg, #f18832, #F53838);

  /* Transições e Fontes */
  --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  --font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* ==========================================================================
   2. Reset e Estilos Base
   ========================================================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  height: 100%;
}

body {
  font-family: var(--font-family);
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  overflow-x: hidden;
}

/* ==========================================================================
   3. Tipografia e Utilitários
   ========================================================================== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

small {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-top: -0.75rem;
  display: block;
  font-weight: 300;
}

/* ==========================================================================
   4. Layout Principal (Header, Navigation, Main, Footer)
   ========================================================================== */

/* ---- Header ---- */
.app-header {
  background: rgba(39, 41, 61, 0.8);
  border-bottom: 1px solid var(--border-color);
  padding: 0.75rem 0;
  position: sticky;
  top: 0;
  z-index: 1020; /* Z-INDEX MAIS ALTO QUE O DO MENU */
  backdrop-filter: blur(10px);
  width: 100%;
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  z-index: 1011;
}

.logo-icon img {
  width: 42px;
  height: 32px;
  vertical-align: middle;
}

.logo h1 {
  font-size: 1.4rem;
  font-weight: 800;
  margin: 0;
  margin-top: 10px;
  color: var(--text-primary);
}

/* ---- Navigation (Desktop) ---- */


.nav-tabs {
  display: flex;
  gap: 0.5rem;
}

.nav-tab {
  background: none;
  border: none;
  padding: 0.75rem 1.25rem;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  transition: color 0.2s ease-in-out, border-color 0.2s ease-in-out, background-color 0.2s ease-in-out;
  position: relative;
  border-bottom: 2px solid transparent;
}

.nav-tab:hover {
  color: white;
}

.nav-tab.active {
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 600;
  border-image-slice: 1;
}

.nav-tab.active::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  height: 4px;
  background: var(--gradient-accent);
  border-radius: 4px;
}

button[data-tab="inicio"] {
  display: none;
}

.hero-icon {
  display: block;
  margin: 0 auto 12px; /* centraliza e dá espaço abaixo */
  width: 10rem; /* ajusta tamanho */
  height: auto;
}

/* ---- Main Content ---- */
.main-content {
  flex: 1;
  padding: 2rem 0;
}

.tab-content {
  display: none;
  animation: fadeIn 0.5s ease-in-out;
}

.tab-content.active {
  display: block;
}

/* ---- Footer ---- */
.app-footer {
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: 2rem 0;
  margin: auto;
  color: var(--text-secondary);
  width: 100%;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer-info,
.footer-links,
.social-links {
  flex: 1;
  min-width: 200px;
}

.footer-info {
  text-align: left;
}

.footer-copyright {
  font-size: 0.9rem;
  margin: 0;
}

.footer-location {
  font-size: 0.8rem;
  margin: 0.25rem 0 0 0;
  opacity: 0.7;
}

.footer-links ul {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.2s ease-in-out;
}

.footer-links a:hover {
  color: var(--primary-color);
}

.social-links {
  display: flex;
  gap: 1rem;
  justify-content: flex-end;
}

.social-links a {
  color: var(--text-secondary);
  font-size: 1.2rem;
  text-decoration: none;
  transition: color 0.2s ease-in-out, transform 0.2s ease-in-out;
}

.social-links a:hover {
  color: var(--primary-color);
  transform: scale(1.1);
}


/* ==========================================================================
   5. Componentes
   ========================================================================== */

/* ---- Botões ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: var(--border-radius-sm);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  gap: 0.5rem;
  color: white;
  background-size: 200% auto;
  box-shadow: var(--shadow-sm);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

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

.btn:hover:not(:disabled) {
  background-position: center;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-primary {
  background-image: var(--gradient-main);
}

.btn-secondary {
  background: var(--bg-tertiary);
}

.btn-secondary:hover:not(:disabled) {
  background: var(--danger-color);
  filter: brightness(1.2);
}

.btn-accent {
  background-image: var(--gradient-accent);
  margin-top: 2rem;
}

.btn-danger {
  background-image: linear-gradient(to right, #ff416c 0%, #ff4b2b 51%, #ff416c 100%);
}

.btn-small {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  background-image: var(--gradient-accent);
}

.btn-add-substitution-group {
    background: var(--bg-tertiary) !important;
    width: 100%;
}

.btn-add-substitution-group:hover {
    background: var(--accent-color) !important;
    filter: brightness(1.1);
}

/* ---- Formulários ---- */
.form-card {
  background: var(--bg-secondary);
  border-radius: var(--border-radius);
  padding: 2rem;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-color);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  font-size: 1rem;
  font-family: var(--font-family);
  transition: var(--transition);
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border: 1px solid transparent;
  border-image: var(--gradient-accent) 1;
  border-image-slice: 1;
}

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

.form-group #info {
  display: block;
  margin-top: 8px;
}

/* ---- Toggle Switch ---- */
.toggle-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: var(--bg-primary);
  padding: 1rem;
  border-radius: var(--border-radius-sm);
  margin-bottom: 1.5rem;
}

.toggle-switch {
  position: relative;
  width: 50px;
  height: 28px;
  background-color: var(--bg-tertiary);
  border-radius: 9999px;
  cursor: pointer;
  transition: background-color 0.2s ease-in-out;
}

.toggle-switch.active {
  background-image: var(--gradient-success);
}

.toggle-thumb {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 22px;
  height: 22px;
  background-color: white;
  border-radius: 50%;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
  transition: transform 0.2s ease-in-out;
}

.toggle-switch.active .toggle-thumb {
  transform: translateX(22px);
}

/* ---- Modal ---- */
/* Planner/style.css */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(10, 10, 20, 0.6);
  z-index: 1030;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  animation: fadeIn 0.3s ease;
}

.modal.active {
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-content {
  background: var(--bg-secondary);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-lg);
  width: 90%;
  max-width: 500px;
  max-height: 90vh;
  overflow-y: auto;
  border: 1px solid var(--border-color);
  animation: scaleUp 0.3s ease;
}

.modal-content.large {
  max-width: 800px;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem;
  border-bottom: 1px solid var(--border-color);
  background-image: var(--gradient-accent);
  border-top-left-radius: var(--border-radius);
  border-top-right-radius: var(--border-radius);
}

.modal-header h3 {
  margin: 0;
  color: white;
}

.modal-close {
  background: var(--bg-tertiary);
  border: none;
  font-size: 1.2rem;
  line-height: 1;
  cursor: pointer;
  padding: 0.25rem 0.75rem;
  border-radius: 0.5rem;
  transition: var(--transition);
  color: white;
}

.modal-close:hover {
  background: var(--danger-color);
}

.modal-body {
  padding: 2rem;
}

.modal-body p {
  line-height: 1.5;
  color: var(--text-primary);
}

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

/* ---- Menu Mobile ---- */
.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 10px;
  width: 45px;
  height: 45px;
}

.hamburger-line {
  display: block;
  width: 25px;
  height: 3px;
  background-color: var(--text-primary);
  margin: 5px auto;
  transition: transform 0.3s ease, opacity 0.3s ease;
  transform-origin: center;
  border-radius: 50px;
}

.mobile-nav {
  display: none;
  position: fixed;
  top: 0;
  right: 0;
  width: 100%;
  height: 100%;
  background: rgba(30, 30, 47, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1015; /* Z-INDEX MAIS BAIXO QUE O DO HEADER */
  transform: translateX(100%);
  transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.mobile-nav.open {
  transform: translateX(0);
}

.mobile-nav nav {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
}

.mobile-nav .nav-tab {
  font-size: 1.5rem;
  padding: 1.5rem 0;
  color: var(--text-primary);
  border: none;
  background: none;
}

.mobile-nav .nav-tab.active {
  background: var(--gradient-accent);
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
  font-weight: 700;
}

.mobile-menu-toggle.open .hamburger-line:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}
.mobile-menu-toggle.open .hamburger-line:nth-child(2) {
  opacity: 0;
}
.mobile-menu-toggle.open .hamburger-line:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* ---- Scrollbars Customizadas ---- */
.modal-content::-webkit-scrollbar {
  width: 0px;
  background-color: var(--bg-primary);
}

.modal-content::-webkit-scrollbar-thumb {
  background: var(--gradient-main);
  border-radius: var(--border-radius);
}

#create-diet-btn-modal,#create-diet-btn-page {
  background: var(--gradient-accent);
  color: #fff;
}

#create-diet-btn-page{
  margin-top: 1rem;
}

.food-results::-webkit-scrollbar {
  width: 5px;
  background-color: var(--bg-primary);
}

.food-results::-webkit-scrollbar-thumb {
  background: var(--gradient-main);
  border-radius: var(--border-radius);
}

.result-measurements ul::-webkit-scrollbar {
  width: 5px;
}

.result-measurements ul::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

.result-measurements ul::-webkit-scrollbar-thumb {
  background-color: var(--accent-color);
  border-radius: 6px;
}


/* ==========================================================================
   6. Estilos de Seção Específica
   ========================================================================== */

/* ---- Seção: Calculadora ---- */
.calculator-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: start;
}

.calculator-results .form-card,
.assessment-results .form-card {
  background: var(--bg-secondary);
  border-style: solid;
  border-width: 2px;
  border-radius: var(--border-radius);
}

.result-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
  border-bottom: 1px solid var(--border-color);
}

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

.result-label {
  font-weight: 400;
  color: var(--text-secondary);
}

.result-value {
  font-weight: 600;
  font-size: 1.1rem;
  color: white;
}

.result-value.primary {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-size: 1.5rem;
  font-weight: 700;
}

.macros-breakdown {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-color);
}

.macros-breakdown h4 {
  margin-bottom: 1rem;
  color: var(--text-primary);
  font-weight: 600;
}

.macro-item {
  display: flex;
  justify-content: space-between;
  padding: 0.5rem 0;
}

.custom-macros-container {
  background-color: var(--bg-primary);
  padding: 1.5rem;
  border-radius: var(--border-radius-sm);
  border: 1px solid var(--border-color);
}

#macro-total {
  text-align: center;
  font-weight: bold;
  background-color: var(--bg-tertiary) !important;
}

/* ---- Seção: Planejador de Dieta ---- */
.planner-grid {
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: 2rem;
  align-items: start;
}

.planner-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
  padding: 1.5rem;
  background: var(--bg-secondary);
  border-radius: var(--border-radius);
  border: 1px solid var(--border-color);
}

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

.diet-selector select {
  padding: 0.75rem 1rem;
  border: 1px solid var(--border-color);
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border-radius: var(--border-radius-sm);
  font-size: 1rem;
  min-width: 200px;
}

.diet-actions {
  display: flex;
  gap: 1rem;
}

.diet-actions .btn {
  padding: 0.75rem 1.5rem;
  margin: 0;
  box-sizing: border-box;
}

.meals-panel,
.nutrition-panel {
  background: var(--bg-secondary);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-color);
  overflow: hidden;
}

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

.panel-header h3 {
  margin: 0;
  color: var(--text-primary);
  font-weight: 600;
}

.meals-list {
  padding: 1rem;
}

.meal-item {
  background: var(--bg-primary);
  border-radius: var(--border-radius-sm);
  margin-bottom: 1rem;
  overflow: hidden;
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

.meal-item:hover {
  border-color: var(--accent-color);
}

.meal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem;
  background: var(--bg-tertiary);
  cursor: pointer;
  transition: var(--transition);
}

.meal-header:hover {
  background-color: var(--bg-tertiary);
  filter: brightness(1.2);
}

.meal-info h4 {
  margin: 0;
  color: var(--text-primary);
}

.meal-nutrition {
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-weight: 300;
}

.meal-actions {
  display: flex;
  gap: 0.5rem;
}

.meal-actions button {
  background: none;
  border: none;
  padding: 0.5rem;
  cursor: pointer;
  border-radius: 50%;
  transition: var(--transition);
  font-size: 1rem;
  color: var(--text-secondary);
}

.meal-actions button:hover {
  background: var(--bg-primary);
  color: var(--accent-color);
}

.meal-content {
  padding: 0 1rem;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.5s ease-in-out, padding 0.5s ease-in-out;
}

.meal-content.expanded {
  max-height: 1000px;
  padding: 1rem;
}

.food-list {
  margin-bottom: 1rem;
}

.food-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem;
  background: var(--bg-secondary);
  border-radius: var(--border-radius-sm);
  margin-bottom: 0.5rem;
  border: 1px solid var(--border-color);
}

.food-info h5 {
  margin: 0;
  font-size: 0.9rem;
}

.food-quantity {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.quantity-input {
  width: 150px;
  padding: 0.25rem;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  text-align: center;
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
}

.nutrition-summary {
  padding: 1rem;
  text-align: center;
}

.total-calories {
  margin-bottom: 1.5rem;
}

.calories-value {
  display: block;
  font-size: 3.5rem;
  font-weight: 700;
  line-height: 1;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.calories-label {
  font-size: 1rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.calories-target-label {
  display: block;
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-top: 0.25rem;
}

.macros-chart {
  margin: 1.5rem 0;
}

#macros-chart {
  filter: drop-shadow(0 0 10px rgba(0, 229, 255, 0.2));
}

.macros-legend {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  text-align: left;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.9rem;
}

.legend-text {
  display: flex;
  justify-content: space-between;
  width: 100%;
}

.macros-values {
  font-weight: 600;
  color: var(--text-primary);
}

.legend-color {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  flex-shrink: 0;
}

.legend-color.protein { background: #ff4d4f; }
.legend-color.carbs { background: #ffa940; }
.legend-color.fat { background: #2575fc; }

/* -- Sub-Seção: Busca e Adição de Alimentos (Modal) -- */
.food-search {
    margin-bottom: 1.5rem;
}

/* NOVO: Container para a barra de busca e o ícone */
.search-container {
    position: relative;
    width: 100%;
}

.food-search input {
    width: 100%;
    padding: 0.85rem 3rem 0.85rem 1.5rem; /* Aumenta o padding à direita para o ícone */
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1.1rem; /* Aumenta um pouco a fonte */
    color: var(--text-primary);
    transition: var(--transition);
}

.food-search input::placeholder {
    color: var(--text-secondary);
    font-weight: 400;
}

.food-search input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(224, 0, 120, 0.2); /* Efeito de brilho ao focar */
}

.btn-search-icon {
    position: absolute;
    top: 50%;
    right: 10px;
    transform: translateY(-50%);
    background: none;
    border: none;
    padding: 0.5rem;
    cursor: pointer;
    color: var(--text-secondary);
    transition: color 0.2s ease-in-out;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-search-icon:hover {
    color: var(--primary-color);
}


.food-results {
  max-height: 300px;
  overflow-y: auto;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  margin-bottom: 1.5rem;
}

.food-result-item {
  padding: 1rem;
  border-bottom: 1px solid var(--border-color);
  cursor: pointer;
  transition: var(--transition);
}

.food-result-item:hover {
  background: var(--bg-tertiary);
}

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

/* --- NOVOS ESTILOS ADICIONADOS --- */
.food-result-item div {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-top: 0.25rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.food-result-item .category-calories,
.food-result-item .category-protein,
.food-result-item .category-carbs,
.food-result-item .category-fat,
.food-result-item .category-ml,
.food-result-item .category-unit {
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
  font-weight: 500;
  background-color: var(--bg-tertiary);
  color: var(--text-secondary);
}

.food-result-item .category-calories,
.food-result-item .category-protein,
.food-result-item .category-carbs,
.food-result-item .category-fat{
  border-radius: var(--border-radius);
  border-color: var(--border-color);
}

.category-calories,
.category-protein,
.category-carbs,
.category-fat,
.category-ml,
.category-unit {
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
  font-weight: 500;
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border-color);
}

.selected-food {

  border-radius: var(--border-radius-sm);
  padding: 1.5rem;
  background-color: var(--bg-primary);
}

.food-details {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.quantity-input {
  margin-top: 1rem;
  width: 100%;
}

.quantity-input label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
}
.quantity-input input:focus{
  outline: none; /* remove */
  border: 2px solid var(--primary-color); /* opcional: coloca sua cor */
}

.quantity-input input {
  width: 100%;
  padding: 0.5rem;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-sm);
}

.food-nutrition {
  display: inline-block;
  justify-content: s;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-weight: 300;
}

.nutrition-item {
  display: flex;
  justify-content: space-between;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border-color);
}

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

/* -- Sub-Seção: Substituição de Alimentos -- */
.substitution-list {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px dashed var(--border-color);
}

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

.substitution-header h5 {
    color: var(--text-secondary);
    font-weight: 500;
    margin: 0;
}

.substitution-actions {
    display: flex;
    gap: 0.5rem;
}

.btn-add-food-to-substitution, .btn-delete-substitution-group {
    background: none;
    border: none;
    font-size: 1.2rem;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 50%;
    transition: var(--transition);
}

.btn-add-food-to-substitution:hover {
    background: var(--bg-tertiary);
    color: var(--accent-color);
}

.btn-delete-substitution-group:hover {
    background: var(--bg-tertiary);
    color: var(--danger-color);
}


#substitution-summary h4 {
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

#substitution-summary p {
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

#substitution-summary span {
    font-size: 0.85rem;
}

/* ---- Seção: Histórico ---- */
.history-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
}

.history-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}

.history-item {
  background: var(--bg-secondary);
  border-radius: var(--border-radius);
  padding: 1.5rem;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

.history-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent-color);
}

.history-item h4 {
  margin: 0 0 0.5rem 0;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 600;
}

.history-date {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.history-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
  font-size: 0.875rem;
}

.history-actions {
  margin-top: 1.5rem;
  display: flex;
  gap: 0.5rem;
}

/* ---- Seção: Avaliação Física ---- */
.assessment-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: flex-start;
}

.assessment-form, .assessment-results {
  width: 100%;
}

#assessment-fields-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.result-bodyfat {
  text-align: center;
  padding: 1rem 0;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-color);
}

.bodyfat-value {
  display: block;
  font-size: 3.5rem;
  font-weight: 700;
  line-height: 1;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.bodyfat-classification {
  font-size: 1rem;
  font-weight: 500;
  color: var(--primary-color);
  margin-top: 0.5rem;
}

.result-summary {
  margin-bottom: 1.5rem;
  font-size: 0.95rem;
}

.summary-item {
  display: flex;
  justify-content: space-between;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border-color);
}

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

.summary-item span {
  color: var(--text-secondary);
}

.result-measurements {
  margin-top: 1rem;
}

.result-measurements h4 {
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.result-measurements ul {
  list-style: none;
  padding: 0;
  max-height: 200px;
  overflow-y: auto;
  padding-right: 10px;
}

.result-measurements li {
  display: flex;
  justify-content: space-between;
  padding: 0.5rem;
  border-radius: var(--border-radius-sm);
}

.result-measurements li:nth-child(odd) {
  background-color: var(--bg-primary);
}


/* ==========================================================================
   7. Animações e Efeitos
   ========================================================================== */

/* ---- Animações (Keyframes) ---- */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes scaleUp {
  from { transform: scale(0.9); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

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

/* ---- Loading Overlay ---- */
.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(10, 10, 20, 0.8);
  backdrop-filter: blur(5px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  color: white;
}

.loading-spinner {
  width: 50px;
  height: 50px;
  border: 4px solid rgba(255, 255, 255, 0.2);
  border-top-color: var(--accent-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin-bottom: 1rem;
}


/* ==========================================================================
   9. Seção Início (Hero) - NOVO DESIGN
   ========================================================================== */
#inicio {
    position: relative;
    color: white;
    overflow: hidden;
    padding-bottom: 5rem;
}

.hero-video-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
}

#hero-video {
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    transform: translateX(-50%) translateY(-50%);
    object-fit: cover;
    filter: brightness(0.6);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(224, 0, 120, 0.4), rgba(30, 30, 47, 0.8));
    z-index: -1;
}

.hero-main-content {
    text-align: center;
    margin-bottom: 5rem;
    animation: fadeInDown 1s ease-out;
}

.hero-title {
    font-size: 3.2rem;
    font-weight: 800;
    margin-bottom: 1rem;
    text-shadow: 0 4px 15px rgba(0, 0, 0, 0.5);
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.25rem;
    font-weight: 300;
    max-width: 750px;
    margin: 0 auto 2rem auto;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
    opacity: 0.9;
}

.btn-hero {
    padding: 1rem 3rem;
    font-size: 1.2rem;
    box-shadow: 0 5px 20px rgba(224, 0, 120, 0.4);
}

.features-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    animation: fadeInUp 1s ease-out;
}

.feature-card-detailed {
    background: rgba(39, 41, 61, 0.6);
    padding: 2rem;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
    transition: var(--transition);
    text-align: center;
    box-shadow: var(--shadow-md);
}

.feature-card-detailed:hover {
    transform: translateY(-10px);
    border-color: var(--primary-color);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
}

.feature-icon {
    font-size: 3rem;
    line-height: 1;
    margin-bottom: 1.5rem;
    display: inline-block;
    filter: drop-shadow(0 0 5px var(--primary-color));
}

.feature-title {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
    font-weight: 600;
    color: var(--text-primary);
}

.feature-description {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.feature-card-detailed {
    /* Adicione estas propriedades para o layout com o botão */
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}


.btn-feature {
    /* Estilos para o novo botão */
    margin-top: auto; /* Empurra o botão para o final do card */
    width: 100%;
    padding: 0.75rem 1rem;
    background: var(--gradient-main);
}

.btn-feature:hover {
    background: var(--gradient-accent);
    transform: none;
    box-shadow: none;
}

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

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}


@media (max-width: 768px) {
    #inicio {
        padding: 3rem 0;
    }
    .hero-title {
        font-size: 2.5rem;
    }
    .hero-subtitle {
        font-size: 1.1rem;
    }
}




/* ==========================================================================
   8. Media Queries (Responsividade)
   ========================================================================== */

/* ---- Telas Médias (Tablets) ---- */
@media (max-width: 992px) {
  .planner-grid,
  .assessment-grid {
    grid-template-columns: 1fr;
  }
}

/* ---- Telas Pequenas (Tablets e Celulares Grandes) ---- */
@media (max-width: 768px) {
  /* Layout Geral */
  .calculator-grid,
  .form-row,
 
  #assessment-fields-container {
    grid-template-columns: 1fr;
  }

  .food-item {
    flex-direction: column;
    align-items: stretch;
    gap: 1rem;
  }

  .food-info h5 {
    margin-bottom: 0.5rem;
  }

  .food-quantity {
    display: flex;           /* 1. Define como um container flex */
    align-items: center;     /* 2. Alinha verticalmente TODOS os filhos ao centro */
    gap: 0.75rem;            /* 3. Adiciona espaço entre os elementos */
    width: 100%;
  }

  .food-quantity .quantity-input {
    flex-grow: 1;            /* 4. Faz o input ocupar o espaço disponível */
    max-width: 120px;
    margin: 0;               /* 5. Remove margens que possam interferir */
  }

  .food-quantity span {
    margin: 0;               /* Remove margens que possam interferir */
    color: var(--text-secondary);
  }

 .food-quantity .btn-remove-food {
    background: none;
    border: none;
    padding: 0;
    margin: 0;
    font-size: 1rem;
    color: var(--text-secondary);
    cursor: pointer;
    line-height: 1;

    position: relative;  /* Permite ajustar posição */
    top: 3px;            /* Ajuste esse valor para empurrar mais ou menos */
}


  .food-quantity .btn-remove-food:hover {
    color: var(--danger-color);
  }

  .planner-header {
    flex-direction: column;
    gap: 1.5rem;
    align-items: stretch;
  }

  .meal-header {
    flex-wrap: wrap; /* Permite que os itens quebrem para a linha seguinte se necessário */
    gap: 0.75rem;      /* Adiciona um espaço entre a info e os botões quando quebram a linha */
  }

  .meal-info {
    flex-grow: 1;      /* Permite que a secção de info ocupe o espaço disponível */
    min-width: 200px;  /* Evita que a secção de info fique demasiado espremida */
  }

  .meal-info h4 {
    font-size: 1rem;   /* Ajusta o tamanho do título para ecrãs menores */
  }

  .meal-nutrition {
    white-space: normal; /* Garante que o texto dos nutrientes pode quebrar a linha */
  }

  .meal-actions {
    flex-shrink: 0;   /* Impede que o container dos botões encolha */
    gap: 0.25rem;       /* Reduz o espaço entre os botões */
  }

  .meal-actions button {
    padding: 0.4rem;    /* Reduz o padding para tornar os botões mais compactos */
    font-size: 1.1rem;  /* Ajusta o tamanho dos ícones */
  }

  /* Header e Navegação */
  .logo h1 {
    font-size: 1.2rem;
  }

  .navigation {
    display: none;
  }

  .mobile-menu-toggle {
    display: block;
  }

  .mobile-nav {
    display: block;
  }

  .nav-tabs {
    overflow-x: auto;
    white-space: nowrap;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    -ms-overflow-style: none;
  }

  .nav-tabs::-webkit-scrollbar {
    display: none;
  }

  .nav-tab {
    flex-shrink: 0;
  }

  /* Botões */
  .btn {
    font-size: 0.9rem;
    padding: 0.6rem 1.2rem;
  }

  .btn-small {
    font-size: 0.8rem;
    padding: 0.4rem 0.8rem;
    gap: 0.4rem;
  }

  /* Footer */
  .footer-content {
    flex-direction: column;
    text-align: center;
    gap: 2rem;
  }

  .footer-info,
  .footer-links ul,
  .social-links {
    justify-content: center;
    text-align: center;
    width: 100%;
  }

  /*
   * ===================================================================
   * CORREÇÃO PARA O MODAL DE DETALHES DO ALIMENTO
   * ===================================================================
  */
  .food-details {
    /* Define o layout para uma única coluna, o que é ideal para mobile. */
    grid-template-columns: 1fr;
    /* Adiciona um espaçamento maior entre a informação do alimento e os detalhes nutricionais. */
    gap: 1.5rem;
  }

  .food-nutrition {
    /* Utiliza flexbox para organizar a lista de nutrientes. */
    display: flex;
    /* Garante que os itens (Kcal, Prot, Carbs, Gord) fiquem empilhados verticalmente. */
    flex-direction: column;
    /* Adiciona um pequeno espaço entre cada linha de nutriente. */
    gap: 0.5rem;
    /* Assegura que os itens sejam alinhados ao início. */
    align-items: stretch;
  }
}

/* ---- Telas Extra Pequenas (Celulares) ---- */
@media (max-width: 480px) {
  /* Botões */
  .btn {
    width: 100%;
  }

  .btn-small {
    width: auto;
    flex-shrink: 0;
  }

  /* Modal */
  .modal-footer {
    flex-direction: column;
    gap: 0.5rem;
  }

  /*
   * ===================================================================
   * CORREÇÃO DEFINITIVA PARA A BUSCA DE ALIMENTOS EM TELAS PEQUENAS
   * As regras antigas e conflitantes foram removidas.
   * ===================================================================
  */

  .food-search input {
    /* Ajusta o padding e a fonte para telas menores */
    padding: 0.75rem 3.5rem 0.75rem 1rem; /* Aumenta o espaço à direita para o ícone */
    font-size: 1rem;
  }

  /*
   * A regra para o ícone (.btn-search-icon) não precisa ser alterada,
   * pois seu posicionamento absoluto já funciona corretamente.
   * A regra incorreta que causava o problema (.food-search button { width: 100%; })
   * foi permanentemente removida.
  */
}

/* -- Sub-Seção: Substituição de Alimentos (Melhorado) -- */
.substitution-summary-card {
  background-color: var(--bg-primary);
  padding: 1.5rem;
  border-radius: var(--border-radius);
  margin-bottom: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.substitution-summary-card h4 {
  margin: 0;
  color: var(--primary-color);
  text-align: center;
  font-size: 1.1rem;
  font-weight: 600;
}

.substitution-summary-card p {
  margin: 0;
  padding-top: 1rem;
  border-top: 1px solid var(--border-color);
  font-size: 0.9rem;
  text-align: center;
  color: var(--text-secondary);
  font-weight: 500;
}

#main-meal-totals,
#substitution-totals {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
  padding-bottom: 0.5rem;
}

/* ==========================================================================
   10. Info Pages (Sobre, Privacidade, Contato)
   ========================================================================== */

.info-card {
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
    padding: 2.5rem;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    max-width: 800px;
    margin: 2rem auto;
    text-align: center;
    animation: fadeIn 0.5s ease-in-out;
}

.info-card h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    position: relative;
    display: inline-block;
    padding-bottom: 0.5rem;
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.info-card h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60%;
    height: 3px;
    background: var(--gradient-main);
    border-radius: 2px;
}

.info-card p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.info-card .highlight {
    color: var(--primary-color);
    font-weight: 600;
}

.info-card .contact-email {
    display: inline-block;
    background: var(--bg-tertiary);
    padding: 1rem 2rem;
    border-radius: var(--border-radius-sm);
    border: 1px solid var(--border-color);
    font-size: 1.2rem;
    font-weight: 500;
    color: var(--text-primary);
    text-decoration: none;
    transition: var(--transition);
    margin-top: 1rem;
}

.info-card .contact-email:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-color);
}

.meal-footer {
    padding: 0.5rem 1rem;
    text-align: center;
    background: var(--bg-tertiary);
    border-top: 1px solid var(--border-color);
}

.btn-expand-meal {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    font-size: 0.9rem;
    gap: 0.5rem;
}

.btn-expand-meal .icon {
    width: 16px;
    height: 16px;
    transition: transform 0.3s ease;
}

.meal-content.expanded + .meal-footer .btn-expand-meal .icon {
    transform: rotate(180deg);
}


@media (max-width: 768px) {
  /* Oculta os resultados na página principal em dispositivos móveis */
  .calculator-results,
  .assessment-results {
    display: none;
  }

  .modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 0.5rem;
  padding: 0.5rem;
  
  background-color: var(--bg-primary);
}

.modal-footer .btn {
  margin-top: 0;
}

.modal-results-container {
    padding: 1.5rem 1rem !important; /* Ajusta o padding para telas menores */
}

.modal-results-hero {
    text-align: center;
    padding: 1rem;
    background: var(--bg-primary);
    border-radius: var(--border-radius);
    margin-bottom: 1.5rem;
    border: 1px solid var(--border-color);
}

.modal-results-hero .hero-label {
    display: block;
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.modal-results-hero .hero-value {
    display: block;
    font-size: 2.8rem;
    font-weight: 700;
    line-height: 1.2;
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.results-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.grid-item {
    background: var(--bg-tertiary);
    padding: 1rem;
    border-radius: var(--border-radius-sm);
    text-align: center;
}

.grid-item .grid-label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
}

.grid-item .grid-value {
    display: block;
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
}

.modal-divider {
    border: none;
    height: 1px;
    background-color: var(--border-color);
    margin: 0 0 1.5rem 0;
}

.macros-breakdown-modal h4 {
    text-align: center;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.macro-item-modal {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1rem;
    background-color: var(--bg-tertiary);
    border-radius: var(--border-radius-sm);
    margin-bottom: 0.5rem;
    font-size: 1rem;
}

.macro-item-modal .macro-label {
    font-weight: 500;
    color: var(--text-secondary);
}

.macro-item-modal .macro-value {
    font-weight: 600;
    color: var(--text-primary);
}

}

/* ---- Telas Médias (Tablets) ---- */
@media (max-width: 992px) {
  .planner-grid,
  .assessment-grid {
    grid-template-columns: 1fr;
  }
}