/* ===== VARIÁVEIS CSS ATUALIZADAS ===== */
:root {
  --verde-escuro: #0a321e;
  --verde-escuro-translucido: rgba(10, 50, 30, 0.98);
  --verde-medio: #1a4d33;
  --dourado: #bfa639;
  --dourado-claro: #f4e4b7;
  --dourado-escuro: #a68c2a;
  --dourado-translucido: rgba(191, 166, 57, 0.15);
  --dourado-translucido-2: rgba(191, 166, 57, 0.25);
  --branco: #ffffff;
  --sombra: 0 8px 40px rgba(0, 0, 0, 0.25);
  --sombra-suave: 0 4px 20px rgba(0, 0, 0, 0.15);
  --transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --transition-fast: all 0.2s ease;
  --border-radius: 12px;
  --border-radius-pill: 50px;
  --blur: blur(25px);
}

/* ===== RESET E BASE ===== */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Roboto', sans-serif;
  margin: 0;
  overflow-x: hidden;
}

/* ===== 1. HEADER E NAVEGAÇÃO (MOBILE-FIRST) ===== */
.header {
  background: var(--verde-escuro-translucido);
  padding: 0.75rem 0;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  box-shadow: var(--sombra);
  border-bottom: 2px solid var(--dourado-translucido);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  transform: translateY(0);
  transition: var(--transition);
}

.header.scrolled {
  padding: 0.5rem 0;
  box-shadow: var(--sombra-suave);
  border-bottom: 1px solid var(--dourado-translucido);
}

.header__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.25rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
}

/* Logo Melhorada */
.logo {
  font-family: 'Playfair Display', serif;
  font-size: clamp(1.75rem, 5vw, 2.3rem);
  font-weight: 700;
  background: linear-gradient(135deg, var(--dourado), var(--dourado-claro), var(--dourado));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  background-size: 200% auto;
  display: flex;
  align-items: center;
  text-decoration: none;
  transition: var(--transition);
  line-height: 1.1;
  position: relative;
  z-index: 1001;
  animation: logoShine 3s ease-in-out infinite;
}

@keyframes logoShine {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

.logo:hover {
  transform: translateY(-2px);
  background-position: 100% 50%;
}

/* Navegação Mobile */
.nav {
  display: flex;
  align-items: center;
  position: relative;
}

.nav__list {
  display: none;
  opacity: 0;
  transform: translateY(-20px);
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav__list.is-open {
  display: flex;
  opacity: 1;
  transform: translateY(0);
  flex-direction: column;
  justify-content: center;
  align-items: center;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: linear-gradient(135deg, var(--verde-escuro-translucido), var(--verde-medio));
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  z-index: 999;
  padding: 2rem 0;
  list-style: none;
  margin: 0;
  gap: 1.5rem;
}

.nav__item {
  width: 90%;
  max-width: 300px;
  margin: 0.5rem 0;
  text-align: center;
}

.nav__link {
  color: var(--dourado-claro);
  font-weight: 500;
  font-size: 1.3rem;
  padding: 1.25rem 2rem;
  border-radius: var(--border-radius-pill);
  transition: var(--transition);
  text-decoration: none;
  display: block;
  text-align: center;
  width: 100%;
  position: relative;
  overflow: hidden;
  border: 2px solid transparent;
  background: var(--dourado-translucido);
}

.nav__link::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, var(--dourado-translucido-2), transparent);
  transition: left 0.6s ease;
}

.nav__link:hover::before {
  left: 100%;
}

.nav__link:hover {
  color: var(--dourado-claro);
  background: var(--dourado-translucido-2);
  border-color: var(--dourado);
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(191, 166, 57, 0.3);
}

.nav__link--active {
  background: var(--dourado-translucido-2);
  border-color: var(--dourado);
  color: var(--dourado-claro);
  box-shadow: 0 4px 15px rgba(191, 166, 57, 0.2);
}

/* Menu do Usuário Mobile */
.nav__user-menu {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--dourado-translucido);
  width: 90%;
  max-width: 300px;
}

.nav__link--logout {
  font-size: 1.1rem;
  border: 2px solid var(--dourado);
  background: transparent;
  color: var(--dourado);
  padding: 1rem 2rem;
  border-radius: var(--border-radius-pill);
  transition: var(--transition);
}

.nav__link--logout:hover {
  background: var(--dourado);
  color: var(--verde-escuro);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(191, 166, 57, 0.4);
}

/* Hamburger Menu Melhorado */
.hamburger {
  display: flex;
  cursor: pointer;
  background: var(--dourado-translucido);
  border: 2px solid var(--dourado);
  border-radius: var(--border-radius);
  padding: 0.75rem;
  color: var(--dourado);
  transition: var(--transition);
  width: 50px;
  height: 50px;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 1001;
}

.hamburger:hover {
  background: var(--dourado);
  color: var(--verde-escuro);
  transform: scale(1.05);
  box-shadow: 0 6px 20px rgba(191, 166, 57, 0.3);
}

.hamburger i {
  font-size: 1.4rem;
  transition: var(--transition-fast);
}

.hamburger.is-open i {
  transform: rotate(90deg);
}

/* Overlay para Mobile */
.mobile-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(10, 50, 30, 0.8);
  backdrop-filter: blur(10px);
  z-index: 998;
  opacity: 0;
  visibility: hidden;
  transition: all 0.4s ease;
}

.mobile-overlay.is-open {
  opacity: 1;
  visibility: visible;
}

/* ===== 2. TABLETS (≥ 768px) ===== */
@media (min-width: 768px) {
  .header {
    padding: 1rem 0;
  }
  
  .header.scrolled {
    padding: 0.75rem 0;
  }

  .header__container {
    padding: 0 2rem;
  }

  .hamburger {
    display: none;
  }

  .nav__list {
    display: flex;
    opacity: 1;
    transform: translateY(0);
    flex-direction: row;
    position: static;
    height: auto;
    width: auto;
    background: none;
    backdrop-filter: none;
    padding: 0;
    z-index: auto;
    gap: 0.75rem;
  }
  
  .nav__item {
    width: auto;
    max-width: none;
    margin: 0;
  }

  .nav__link {
    font-size: 1rem;
    padding: 0.75rem 1.25rem;
    background: transparent;
    border: 2px solid transparent;
  }

  .nav__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--dourado);
    transition: width 0.3s ease;
    border-radius: 2px;
  }

  .nav__link:hover::after,
  .nav__link:focus::after,
  .nav__link--active::after {
    width: 70%;
  }

  .nav__link:hover {
    background: var(--dourado-translucido);
    border-color: transparent;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(191, 166, 57, 0.2);
  }

  .nav__link--active {
    background: var(--dourado-translucido);
    border-color: transparent;
  }

  .nav__user-menu {
    flex-direction: row;
    gap: 0.75rem;
    margin-top: 0;
    padding-top: 0;
    border-top: none;
    width: auto;
    max-width: none;
    margin-left: 1rem;
  }
  
  .nav__link--logout {
    font-size: 0.95rem;
    padding: 0.6rem 1.25rem;
    margin: 0;
  }
}

/* ===== 3. DESKTOP (≥ 1024px) ===== */
@media (min-width: 1024px) {
  .header__container {
    padding: 0 3rem;
  }

  .nav__list {
    gap: 1.5rem;
  }

  .nav__link {
    padding: 0.85rem 1.5rem;
    font-size: 1.05rem;
  }

  .nav__user-menu {
    gap: 1rem;
    margin-left: 2rem;
  }
  
  .nav__link--logout {
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
  }
}

/* ===== 4. GRANDES DESKTOPS (≥ 1200px) ===== */
@media (min-width: 1200px) {
  .header__container {
    padding: 0 4rem;
  }

  .nav__list {
    gap: 2rem;
  }

  .nav__link {
    padding: 1rem 1.75rem;
    font-size: 1.1rem;
  }
}

/* ===== ANIMAÇÕES ADICIONAIS ===== */
@keyframes slideInDown {
  from {
    transform: translateY(-100%);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.header {
  animation: slideInDown 0.6s ease-out;
}

/* Melhorias de Performance */
.nav__link, .logo, .hamburger {
  will-change: transform;
}

/* Suporte para reduzir movimento */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  .logo {
    animation: none;
  }
}