/*!
 * Start Bootstrap - SB Admin v7.0.7 (https://startbootstrap.com/template/sb-admin)
 */
@import url("https://cdn.jsdelivr.net/npm/bootstrap@5.2.3/dist/css/bootstrap.min.css");
@import url("https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;500;600;700;800&family=Montserrat:wght@300;400;500&display=swap");

:root {
  --bs-primary: #0a0e17;
  --primary: #0a0e17;
  --secondary: #1a1f2e;
  --accent-gold: #d4af37;
  --accent-rose: #c78887;
  --accent-teal: #4a7c7d;
  --light: #f5f5f5;
  --text: #2a2a2a;
  --text-light: #6b7280;
  --border: #e5e7eb;
}

body {
  margin: 0;
  font-family: 'Montserrat', sans-serif;
  background-color: var(--light);
  color: var(--text);
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Playfair Display', serif;
  font-weight: 600;
}

/* Layout Structure */
#layoutSidenav {
    display: flex;
}

#layoutSidenav #layoutSidenav_nav {
    flex-basis: 225px;
    flex-shrink: 0;
    transition: transform 0.15s ease-in-out;
    z-index: 1038;
}

#layoutSidenav #layoutSidenav_content {
    position: relative;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    min-width: 0;
    transition: margin-left 0.15s ease-in-out, padding-left 0.15s ease-in-out;
}

.sb-nav-fixed .sb-topnav {
    z-index: 1039;
    position: fixed;
    top: 0;
    right: 0;
    left: 0;
    height: 56px;
}

.sb-nav-fixed #layoutSidenav #layoutSidenav_nav {
    width: 225px;
    height: 100vh;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1038;
}

.sb-nav-fixed #layoutSidenav #layoutSidenav_nav .sb-sidenav {
    padding-top: 56px;
}

.sb-nav-fixed #layoutSidenav #layoutSidenav_content {
    padding-left: 0;
    top: 56px;
}

/* Desktop behavior: Sidebar pushes content */
@media (min-width: 992px) {
    #layoutSidenav #layoutSidenav_nav {
        transform: translateX(0);
    }
    #layoutSidenav #layoutSidenav_content {
        margin-left: 0;
        transition: margin-left 0.15s ease-in-out;
    }
    .sb-nav-fixed #layoutSidenav #layoutSidenav_content {
        padding-left: 225px;
        transition: padding-left 0.15s ease-in-out;
    }
    body.sb-sidenav-toggled #layoutSidenav #layoutSidenav_nav {
        transform: translateX(-225px);
    }
    body.sb-sidenav-toggled.sb-nav-fixed #layoutSidenav #layoutSidenav_content {
        padding-left: 0;
        transition: padding-left 0.15s ease-in-out;
    }
}

/* Mobile behavior: Sidebar overlays content */
@media (max-width: 991.98px) {
    #layoutSidenav #layoutSidenav_nav {
        transform: translateX(-225px);
    }
    body.sb-sidenav-toggled #layoutSidenav #layoutSidenav_nav {
        transform: translateX(0);
    }
    body.sb-sidenav-toggled #layoutSidenav #layoutSidenav_content::before {
        content: "";
        position: fixed;
        top: 56px;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0, 0, 0, 0.5);
        z-index: 1037;
    }
}

/* Topnav Styling */
.sb-topnav {
    padding-left: 0;
    display: flex;
    align-items: center;
    background-color: var(--primary) !important;
}

.sb-topnav .navbar-brand {
    width: 225px;
    margin: 0;
    font-weight: 700;
    padding-left: 1.5rem;
    color: white !important;
    font-family: 'Playfair Display', serif;
}

#sidebarToggle {
    color: rgba(255,255,255,0.8) !important;
    font-size: 1.2rem;
    transition: all 0.3s ease;
    border: none;
    background: transparent;
    padding: 0.5rem;
    margin-left: 0.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    width: 40px;
    height: 40px;
}
#sidebarToggle:hover { 
    color: var(--accent-gold) !important; 
    background-color: rgba(255, 255, 255, 0.1);
}
#sidebarToggle:active {
    transform: scale(0.9);
}

/* Sidebar Component Styling */
.sb-sidenav {
    display: flex;
    flex-direction: column;
    height: 100%;
    flex-wrap: nowrap;
}

.sb-sidenav .sb-sidenav-menu {
    flex-grow: 1;
}

.sb-sidenav .sb-sidenav-menu .nav {
    flex-direction: column;
    flex-wrap: nowrap;
}

.sb-sidenav-dark {
    background-color: var(--primary);
    color: rgba(255, 255, 255, 0.5);
}

.sb-sidenav-dark .sb-sidenav-menu .sb-sidenav-menu-heading {
    color: rgba(255, 255, 255, 0.25);
    padding: 1.75rem 1.25rem 0.75rem;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
}

.sb-sidenav-dark .sb-sidenav-menu .nav-link {
    color: rgba(255, 255, 255, 0.5);
    display: flex;
    align-items: center;
    padding: 0.75rem 1.25rem;
    font-size: 0.9rem;
    transition: color 0.15s ease-in-out, background-color 0.15s ease-in-out;
}

.sb-sidenav-dark .sb-sidenav-menu .nav-link .sb-nav-link-icon {
    color: rgba(255, 255, 255, 0.25);
    margin-right: 0.5rem;
    width: 1.5rem;
    text-align: center;
}

.sb-sidenav-dark .sb-sidenav-menu .nav-link:hover {
    color: var(--accent-gold);
    background-color: rgba(255, 255, 255, 0.05);
}

.sb-sidenav-dark .sb-sidenav-menu .nav-link.active {
    color: white;
    background-color: rgba(255, 255, 255, 0.05);
}

.sb-sidenav-dark .sb-sidenav-menu .nav-link.active .sb-nav-link-icon {
    color: var(--accent-gold);
}

.sb-sidenav-menu-nested {
    margin-left: 1.5rem;
    border-left: 1px solid rgba(255, 255, 255, 0.1);
}

.sb-sidenav-collapse-arrow {
    display: inline-block;
    margin-left: auto;
    transition: transform 0.3s ease;
}

.nav-link.collapsed .sb-sidenav-collapse-arrow {
    transform: rotate(-90deg);
}

.collapse {
    transition: all 0.35s ease;
}

/* Efeito suave no toggle da sidebar */
#layoutSidenav #layoutSidenav_nav, 
#layoutSidenav #layoutSidenav_content {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Sidebar Footer */
.sb-sidenav-footer {
    padding: 0.75rem 1.25rem;
    background-color: #1a1f2e;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.8rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.sb-sidenav-footer .loggedUserName {
    color: white;
    font-weight: 500;
    display: block;
    word-break: break-all;
}
/* BADGES TEMATIZADAS - MATEMÁGICA */
.badge-nivel {
    transition: all 0.2s ease;
    border: 1px solid rgba(255, 255, 255, 0.3);
    font-size: 0.82rem !important;
    min-width: 105px;
    justify-content: center;
}

.badge-nivel:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    z-index: 10;
}

/* Super Administrador - Dourado Mágico */
.badge-nivel.bg-danger {
    background: linear-gradient(135deg, #FFD700 0%, #FFA500 100%) !important;
    color: #333 !important;
    border-color: rgba(255, 215, 0, 0.4) !important;
}

/* Administrador - Azul Profundo */
.badge-nivel.bg-warning {
    background: linear-gradient(135deg, #4361ee 0%, #3a0ca3 100%) !important;
    color: white !important;
    border-color: rgba(67, 97, 238, 0.4) !important;
}

/* Editor - Verde Esmeralda */
.badge-nivel.bg-info {
    background: linear-gradient(135deg, #06d6a0 0%, #118ab2 100%) !important;
    color: white !important;
    border-color: rgba(6, 214, 160, 0.4) !important;
}

/* Professor - Roxo Místico */
.badge-nivel.bg-success {
    background: linear-gradient(135deg, #7209b7 0%, #480ca8 100%) !important;
    color: white !important;
    border-color: rgba(114, 9, 183, 0.4) !important;
}

/* Aluno - Azul Celeste */
.badge-nivel.bg-primary {
    background: linear-gradient(135deg, #1e88e5 0%, #0d47a1 100%) !important;
    color: white !important;
    border-color: rgba(30, 136, 229, 0.4) !important;
}

/* Usuário - Cinza Sofisticado */
.badge-nivel.bg-secondary {
    background: linear-gradient(135deg, #6c757d 0%, #495057 100%) !important;
    color: white !important;
    border-color: rgba(108, 117, 125, 0.4) !important;
}

/* Convidado - Laranja Energético */
.badge-nivel.bg-light {
    background: linear-gradient(135deg, #ff9e64 0%, #ff6b35 100%) !important;
    color: #333 !important;
    border-color: rgba(255, 158, 100, 0.4) !important;
}

/* Ícones menores em mobile */
@media (max-width: 768px) {
    .badge-nivel {
        min-width: 80px;
        padding: 0.35rem 0.6rem !important;
        font-size: 0.75rem !important;
    }
    .fs-8 {
        font-size: 0.7rem !important;
    }
}

/* Linhas da tabela com hover suave */
.hover-row:hover {
    background-color: rgba(230, 242, 255, 0.4) !important;
    transition: background-color 0.2s ease;
}
/* Premium Button */
.btn-premium {
    background: linear-gradient(135deg, #d4af37 0%, #f1c40f 100%);
    color: #0a0e17 !important;
    border: none;
    font-weight: 700;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 6px 16px;
    border-radius: 20px;
    box-shadow: 0 2px 10px rgba(212, 175, 55, 0.3);
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    text-decoration: none;
}
.btn-premium:hover { transform: translateY(-2px); box-shadow: 0 4px 15px rgba(212, 175, 55, 0.5); }

/* Navbar Search */
.input-group-navbar {
    background: rgba(255, 255, 255, 0.288);
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.288);
}
.input-group-navbar .form-control {
    background: transparent;
    border: none;
    color: white;
    font-size: 0.85rem;
}
.input-group-navbar .btn {
    background: #d4af37;
    border: 1px solid #999;
    color: rgba(255, 255, 255, 0.7);
}
.input-group-navbar .form-control::placeholder { color: rgba(255, 255, 255, 0.671); }
.input-group-navbar .btn:hover { color: white; background:rgba(212, 175, 55, 0.774)7;}

/* Dashboard Cards */
.card { border: none; border-radius: 12px; box-shadow: 0 4px 20px rgba(0,0,0,0.05); transition: transform 0.3s; }
.card-header { background-color: rgba(0,0,0,0.02); border-bottom: 1px solid rgba(0,0,0,0.05); font-weight: 600; }
.card.bg-primary { background: linear-gradient(135deg, #0a0e17, #1a1f2e) !important; }
.card.bg-warning { background: linear-gradient(135deg, #f39c12, #e67e22) !important; }
.card.bg-success { background: linear-gradient(135deg, #27ae60, #2ecc71) !important; }
.card.bg-danger { background: linear-gradient(135deg, #c0392b, #e74c3c) !important; }

/* Action Buttons */
.btn-action {
    width: 32px;
    height: 32px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    border: none;
    transition: all 0.2s ease;
    color: white;
}
.btn-action-view { background: #00bcd4; box-shadow: 0 2px 6px rgba(0, 188, 212, 0.3); }
.btn-action-edit { background: var(--primary); box-shadow: 0 2px 6px rgba(10, 14, 23, 0.3); }
.btn-action-delete { background: #e74c3c; box-shadow: 0 2px 6px rgba(231, 76, 60, 0.3); }

.btn-action:hover { transform: translateY(-3px) scale(1.05); filter: brightness(1.1); color: white; box-shadow: 0 6px 15px rgba(0,0,0,0.2); }
.btn-action:active { transform: translateY(-1px); }
.btn-action i { font-size: 0.85rem; }


/* Modal Premium Styling */
.modal-content { border-radius: 16px; border: none; overflow: hidden; box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25); animation: modalFadeIn 0.3s ease-out; }
@keyframes modalFadeIn {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}
.modal-header { border-bottom: none; padding: 1.5rem 2rem; }
.modal-header.bg-primary { background: linear-gradient(135deg, #0a0e17, #1a1f2e) !important; }
.modal-title { font-family: 'Playfair Display', serif; font-weight: 700; letter-spacing: 0.5px; }
.modal-body { padding: 2rem; }
.modal-footer { border-top: none; padding: 1.5rem 2rem; }

.form-label { font-size: 0.8rem; font-weight: 700; text-transform: uppercase; color: var(--text-light); margin-bottom: 0.5rem; }
.form-control { border-radius: 10px; padding: 0.75rem 1rem; border: 1px solid #e5e7eb; background-color: #f9fafb; transition: all 0.2s; }
.form-control:focus { background-color: white; border-color: var(--accent-gold); box-shadow: 0 0 0 4px rgba(212, 175, 55, 0.1); }

/* Auth Pages Styling */
.auth-card { border-radius: 16px; overflow: hidden; background: white; }
.auth-header { background: var(--primary); color: white; padding: 2.5rem 2rem; text-align: center; }
.auth-logo {
    width: 60px; height: 60px; background: var(--accent-gold); color: var(--primary); border-radius: 50%;
    display: flex; align-items: center; justify-content: center; font-size: 1.8rem; margin: 0 auto 1rem;
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.4);
}
.btn-auth { background: var(--primary); color: white; border: none; padding: 0.8rem; border-radius: 8px; font-weight: 600; transition: all 0.3s; }
.btn-auth:hover { background: var(--secondary); color: var(--accent-gold); transform: translateY(-2px); }