:root {

  --navy-950: #0b2436;      
  --navy-900: #123448;      
  --navy-800a: #0d2a3c;     
  --navy-800b: #091a26;     

  --teal-600: #3f8086;      
  --teal-300: #7fc4c9;      
  --teal-300-alt: #8fd0d5;
  --accent-vivid: #2FE0C8;  

  --off-white: #f6f4ef;     
  --text-hero-body: #c7d6da;
  --text-hero-strong: #e6f2f3;


  --admin-bg: #f5f7f8;
  --admin-border: #e3e8ea;
  --admin-text-primary: #122733;
  --admin-text-secondary: #5c6c73;
  --admin-text-muted: #8a9aa1;

  --success-text: #2f7d3f;
  --success-bg: #e4f3e6;
  --danger: #c0504d;


  --font-base: 'Manrope', sans-serif;


  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-pill: 26px;
  --radius-circle: 50%;

  --gap-mobile: 14px;
  --gap-desktop: 20px;

  --shadow-elevated: 0 30px 60px -20px rgba(10, 20, 30, 0.32);


  /* ============================================================
     Camada semântica (padrão tweakcn), montada só com as cores
     que já existem acima — nenhuma cor nova foi inventada.
     Isso não substitui as variáveis antigas: as duas convivem.
     ============================================================ */
  --background: var(--off-white);
  --foreground: var(--navy-950);

  --card: #ffffff;
  --card-foreground: var(--admin-text-primary);

  --popover: #ffffff;
  --popover-foreground: var(--admin-text-primary);

  --primary: var(--teal-600);
  --primary-foreground: var(--off-white);

  --secondary: var(--admin-bg);
  --secondary-foreground: var(--admin-text-primary);

  --muted: var(--admin-bg);
  --muted-foreground: var(--admin-text-secondary);

  --accent: var(--teal-300);
  --accent-foreground: var(--navy-950);

  --destructive: var(--danger);
  --destructive-foreground: var(--off-white);

  --border: var(--admin-border);
  --input: var(--admin-border);
  --ring: var(--teal-600);

  --chart-1: var(--teal-600);
  --chart-2: var(--teal-300);
  --chart-3: var(--teal-300-alt);
  --chart-4: var(--accent-vivid);
  --chart-5: var(--navy-900);

  --sidebar: var(--navy-900);
  --sidebar-foreground: var(--text-hero-body);
  --sidebar-primary: var(--teal-600);
  --sidebar-primary-foreground: #ffffff;
  --sidebar-accent: var(--navy-800a);
  --sidebar-accent-foreground: #ffffff;
  --sidebar-border: var(--navy-800b);
  --sidebar-ring: var(--teal-300);

  --font-sans: var(--font-base);
  --font-serif: var(--font-base);
  --font-mono: 'Courier New', monospace;

  --radius: var(--radius-md);
  --tracking-normal: -0.015em;
}

.dark {
  --background: var(--navy-950);
  --foreground: var(--off-white);

  --card: var(--navy-900);
  --card-foreground: var(--off-white);

  --popover: var(--navy-900);
  --popover-foreground: var(--off-white);

  --primary: var(--teal-300);
  --primary-foreground: var(--navy-950);

  --secondary: var(--navy-800a);
  --secondary-foreground: var(--off-white);

  --muted: var(--navy-800a);
  --muted-foreground: var(--text-hero-body);

  --accent: var(--navy-800a);
  --accent-foreground: var(--off-white);

  --destructive: var(--danger);
  --destructive-foreground: var(--off-white);

  --border: var(--navy-800b);
  --input: var(--navy-800b);
  --ring: var(--teal-300);

  --chart-1: var(--teal-300);
  --chart-2: var(--teal-600);
  --chart-3: var(--teal-300-alt);
  --chart-4: var(--accent-vivid);
  --chart-5: var(--off-white);

  --sidebar: var(--navy-950);
  --sidebar-foreground: var(--text-hero-body);
  --sidebar-primary: var(--teal-300);
  --sidebar-primary-foreground: var(--navy-950);
  --sidebar-accent: var(--navy-800a);
  --sidebar-accent-foreground: #ffffff;
  --sidebar-border: var(--navy-800b);
  --sidebar-ring: var(--teal-300);
}


* { box-sizing: border-box; }
html {
  overflow-x: hidden;
  overflow-y: auto; 
}
body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
button {
  font-family: inherit;
  cursor: pointer;
  background: none;
  border: none;
  padding: 0;
  margin: 0;
  appearance: none;
  -webkit-appearance: none;
  color: inherit;
}


.text-kicker {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}



.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 700;
  font-size: 13px;
  padding: 10px 20px;
  border-radius: var(--radius-pill);
  border: none;
  transition: transform 0.15s ease, opacity 0.15s ease;
}
.btn:active { transform: scale(0.97); }

.btn-primary-student {
  background: var(--background);
  color: var(--foreground);
}

.btn-primary-admin {
  background: var(--primary);
  color: #fff;
}

.btn-secondary-admin {
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--foreground);
}
.btn-secondary-admin:hover { border-color: var(--primary); color: var(--primary); }

.btn-secondary-student {
  background: transparent;
  border: 1px solid rgba(143, 208, 213, 0.5);
  color: var(--text-hero-strong);
}

.btn-danger {
  color: var(--destructive);
  background: transparent;
  font-weight: 600;
}

.badge-success {
  color: var(--success-text);
  background: var(--success-bg);
  font-size: 11px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
}

.badge-inactive {
  color: var(--muted-foreground);
  background: var(--border);
  font-size: 11px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
}

.progress-track {
  position: relative;
  width: 100%;
  height: 4px;
  background: rgba(255, 255, 255, 0.25);
  border-radius: 4px;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  background: var(--chart-4);
  box-shadow: 0 0 8px rgba(47, 224, 200, 0.55);
}


.carousel {
  display: flex;
  gap: 12px;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  -ms-overflow-style: none;
  scrollbar-width: none;
}
.carousel::-webkit-scrollbar { display: none; }

.poster-card {
  flex: 0 0 auto;
  border-radius: 9px;
  overflow: hidden;
  position: relative;
  transition: transform 0.2s ease, border-color 0.2s ease;
  border: 2px solid transparent;
}
.poster-card:hover,
.poster-card.is-active {
  transform: scale(1.05);
  border-color: var(--primary);
}


.poster-card-landscape { width: 260px; aspect-ratio: 32 / 15; }


.poster-card-portrait { width: 152px; aspect-ratio: 2 / 3; }

@media (min-width: 1024px) {
  .poster-card-landscape { width: 400px; }
  .poster-card-portrait { width: 224px; }
}


.topbar {
  position: sticky; top: 0; z-index: 20;
  height: 58px;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 18px;
  background: rgba(11,36,54,0.85);
  backdrop-filter: blur(10px);
}
.topbar .logo { width: 28px; height: 28px; object-fit: contain; filter: brightness(0) invert(1); }
.topbar .nav-desktop { display: none; gap: 28px; font-size: 13.5px; font-weight: 600; color: var(--text-hero-body); }
.topbar .nav-desktop a.active { color: #fff; }
.topbar-right { display: flex; align-items: center; gap: 14px; }

.icon-search {
  width: 32px; height: 32px; border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.25);
  display: flex; align-items: center; justify-content: center;
  color: #cfe3e6; font-size: 14px;
}

.avatar {
  width: 30px; height: 30px; border-radius: 50%;
  background: var(--primary); color: #fff;
  font-size: 11px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}
.avatar-name { display: none; font-size: 13px; color: #fff; font-weight: 600; }

.tabbar {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 30;
  height: 64px;
  background: rgba(11,36,54,0.92);
  backdrop-filter: blur(10px);
  display: flex; align-items: center; justify-content: space-around;
  border-top: 1px solid rgba(255,255,255,0.06);
}
.tabbar a { display: flex; flex-direction: column; align-items: center; gap: 4px; font-size: 10.5px; color: #8fa9b0; font-weight: 600; }
.tabbar a.active { color: var(--accent); }
.tabbar .tab-icon { width: 20px; height: 20px; }

@media (min-width: 1024px) {
  .topbar { height: 76px; padding: 0 48px; }
  .topbar .logo { width: 34px; height: 34px; }
  .topbar .nav-desktop { display: flex; }
  .avatar-name { display: block; }
  .tabbar { display: none; }
}

.avatar-menu { position: relative; }
.avatar-menu-trigger {
  display: flex; align-items: center; gap: 10px;
  background: none; border: none; padding: 0; margin: 0;
  cursor: pointer; font-family: inherit;
}
.avatar-dropdown {
  display: none;
  position: absolute; top: calc(100% + 12px); right: 0;
  min-width: 180px;
  background: #0d2a3c;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 12px;
  padding: 6px;
  box-shadow: 0 24px 48px -16px rgba(0,0,0,0.55);
  z-index: 50;
}
.avatar-dropdown.open { display: flex; flex-direction: column; gap: 2px; }
.avatar-dropdown a {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px; border-radius: 8px;
  font-size: 13px; color: #e2ebec; font-weight: 600;
}
.avatar-dropdown a:hover { background: rgba(255,255,255,0.07); color: #fff; }
.avatar-dropdown a.sair { color: #f0a6a3; }
.avatar-dropdown .divider { height: 1px; background: rgba(255,255,255,0.08); margin: 4px 2px; }


.site-footer {
  padding: 28px 20px;
  text-align: center;
  font-size: 11.5px;
  color: #5c7981;
}
@media (min-width: 1024px) {
  .site-footer { padding: 32px 48px; }
}



.admin-shell { min-height: 100vh; background: var(--secondary); }


.admin-topbar-mobile {
  height: 60px; background: var(--sidebar);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 18px; position: sticky; top: 0; z-index: 20;
}
.admin-topbar-mobile .logo { width: 22px; height: 22px; object-fit: contain; filter: brightness(0) invert(1); }
.admin-hamburger { display: flex; flex-direction: column; gap: 3px; }
.admin-hamburger span { width: 16px; height: 2px; background: var(--card); display: block; }
.admin-avatar {
  width: 24px; height: 24px; border-radius: 50%; background: var(--primary);
  color: #fff; font-size: 10px; display: flex; align-items: center; justify-content: center;
}


.admin-sidebar {
  display: none;
}
.admin-sidebar .logo { width: 34px; height: 34px; object-fit: contain; filter: brightness(0) invert(1); }
.admin-nav { display: flex; flex-direction: column; gap: 4px; }
.admin-nav a {
  display: flex; align-items: center; gap: 12px; padding: 11px 14px; border-radius: 8px;
  font-size: 13.5px; color: #c7d6da;
}
.admin-nav a .dot { width: 9px; height: 9px; border-radius: 2px; border: 1.5px solid #6d8891; flex: none; }
.admin-nav a.active { background: rgba(255,255,255,0.1); color: #fff; font-weight: 700; }
.admin-nav a.active .dot { background: var(--accent); border: none; }
.admin-nav a:hover { background: rgba(255,255,255,0.06); color: #fff; }
.logout-link {
  margin-top: auto;
  color: #fff !important;
  font-weight: 600;
  border-top: 1px solid rgba(255,255,255,0.12);
  padding-top: 16px !important;
}
.logout-link:hover { color: var(--accent) !important; background: rgba(255,255,255,0.06); }

.admin-main { padding: 20px 18px 40px; display: flex; flex-direction: column; gap: 16px; }
.admin-breadcrumb { font-size: 12px; color: var(--muted-foreground); }
.admin-page-header {
  display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; flex-wrap: wrap;
}
.admin-page-header h1 { margin: 0; font-size: 21px; font-weight: 800; color: var(--foreground); }
.admin-page-actions { display: flex; gap: 10px; flex-wrap: wrap; }

.admin-search-input {
  background: var(--card); border: 1px solid var(--border); border-radius: 8px;
  padding: 10px 14px; font-size: 13px; color: var(--foreground); font-family: inherit;
  outline: none; min-width: 0; flex: 1;
}
.admin-search-input:focus { border-color: var(--primary); }

.stat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.stat-card {
  background: var(--card); border: 1px solid var(--border); border-radius: 10px; padding: 14px;
}
.stat-card .value { font-size: 20px; font-weight: 800; color: var(--foreground); }
.stat-card .label { font-size: 11px; color: var(--muted-foreground); margin-top: 2px; }
.stat-card .delta { font-size: 11px; color: var(--primary); font-weight: 700; }

.admin-card {
  background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 16px; overflow: hidden;
}


.member-card { display: flex; flex-direction: column; gap: 8px; }
.member-card-row { display: flex; align-items: center; justify-content: space-between; }
.member-card-name { font-size: 13.5px; font-weight: 700; color: var(--foreground); }
.member-card-email { font-size: 11.5px; color: var(--muted-foreground); }
.member-progress { display: flex; align-items: center; gap: 8px; }
.member-progress .track { flex: 1; height: 5px; background: var(--border); border-radius: 3px; }
.member-progress .fill { height: 100%; background: var(--primary); border-radius: 3px; }
.member-progress .pct { font-size: 11px; color: var(--muted-foreground); }
.member-actions { display: flex; gap: 10px; margin-top: 2px; }


.action-edit,
.action-reset,
.action-delete {
  font-size: 12.5px;
  font-weight: 600;
  background: none;
  border: none;
  padding: 2px 0;
  font-family: inherit;
  cursor: pointer;
  transition: opacity 0.15s ease;
  text-underline-offset: 2px;
}
.action-edit:hover,
.action-reset:hover,
.action-delete:hover { text-decoration: underline; opacity: 0.85; }

.action-edit { color: var(--primary); }
.action-reset { color: var(--muted-foreground); }
.action-delete { color: var(--destructive); }


.data-table { width: 100%; border-collapse: collapse; display: none; }
.data-table th {
  text-align: left; font-size: 12px; font-weight: 700; color: var(--muted-foreground);
  text-transform: uppercase; letter-spacing: 0.04em; background: var(--secondary);
  padding: 14px 20px;
}
.data-table td { padding: 14px 20px; border-top: 1px solid #eef1f2; font-size: 13.5px; color: var(--foreground); }

@media (min-width: 1024px) {
  .admin-shell { display: flex; }
  .admin-topbar-mobile { display: none; }
  .admin-sidebar {
    display: flex; flex-direction: column; gap: 26px;
    width: 236px; flex: none; background: var(--sidebar); min-height: 100vh; padding: 26px 18px;
  }
  .admin-main { flex: 1; padding: 32px 48px; }
  .admin-page-header h1 { font-size: 28px; }
  .stat-grid { grid-template-columns: repeat(4, 1fr); gap: 18px; }
  .stat-card { padding: 20px; border-radius: 12px; }
  .stat-card .value { font-size: 30px; }
  .stat-card .label { font-size: 13px; }
  .admin-card { padding: 24px; }

  .member-card { display: none; }
  .data-table { display: table; }
}