/* ============================================
   ESTILOS RUTI PLATFORM - Clean & Minimalist
   ============================================ */

:root {
    --ruti-primary: #2c3e50;
    --ruti-secondary: #34495e;
    --ruti-accent: #3498db;
    --ruti-success: #27ae60;
    --ruti-warning: #f39c12;
    --ruti-danger: #e74c3c;
    --ruti-light: #ecf0f1;
    --ruti-dark: #1a252f;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: #f8f9fa;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1;
}

/* Navbar */
.navbar-brand {
    font-size: 1.4rem;
    letter-spacing: 0.5px;
}

.nav-link {
    font-weight: 500;
    font-size: 0.9rem;
    padding: 0.5rem 0.8rem !important;
    border-radius: 6px;
    margin: 0 2px;
}

.nav-link:hover {
    background-color: rgba(255,255,255,0.1);
}

.nav-link.active {
    background-color: rgba(255,255,255,0.15);
}

/* Cards */
.card {
    border: 1px solid #dee2e6;
    border-radius: 8px;
    transition: border-color 0.15s ease;
}

.card:hover {
    border-color: #adb5bd;
}

.card-header {
    background-color: #fff;
    border-bottom: 1px solid #dee2e6;
    font-weight: 600;
}

/* Badges customizados */
.text-bg-purple {
    background-color: #6f42c1;
    color: #fff;
}

.text-bg-orange {
    background-color: #fd7e14;
    color: #fff;
}

.text-bg-pink {
    background-color: #d63384;
    color: #fff;
}

.text-bg-teal {
    background-color: #20c997;
    color: #fff;
}

.text-bg-indigo {
    background-color: #6610f2;
    color: #fff;
}

/* Cards de palavras */
.palavra-card {
    cursor: pointer;
    transition: transform 0.1s ease, box-shadow 0.15s ease;
}

.palavra-card:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.palavra-card .palavra-titulo {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--ruti-primary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Tabelas */
.table thead th {
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background-color: var(--ruti-primary);
    color: #fff;
}

/* Busca */
.search-box {
    position: relative;
}

.search-box .bi-search {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: #6c757d;
}

.search-box input {
    padding-left: 35px;
}

/* Paginacao */
.pagination {
    margin-bottom: 0;
}

/* Formatacao de saida */
.formato-saida {
    background-color: #f8f9fa;
    border: 1px solid #dee2e6;
    border-radius: 6px;
    padding: 1rem;
    font-family: 'Courier New', monospace;
    font-size: 0.85rem;
    line-height: 1.6;
}

.formato-saida .palavra-destaque {
    font-weight: bold;
    color: var(--ruti-primary);
}

/* Progresso de votos */
.voto-progresso {
    height: 6px;
    border-radius: 3px;
}

/* Alertas */
.alert {
    border: none;
    border-radius: 8px;
}

/* Manual sidebar */
.manual-nav {
    position: sticky;
    top: 80px;
}

.manual-nav .nav-link {
    color: #495057;
    padding: 0.4rem 0.8rem !important;
    font-size: 0.85rem;
}

.manual-nav .nav-link:hover {
    color: var(--ruti-primary);
    background-color: #e9ecef;
}

.manual-nav .nav-link.active {
    color: #fff;
    background-color: var(--ruti-primary);
}

/* Regras do manual */
.regra-box {
    background-color: #e8f4f8;
    border-left: 4px solid var(--ruti-accent);
    padding: 1rem 1.25rem;
    border-radius: 0 6px 6px 0;
    margin: 1rem 0;
}

.exemplo-box {
    background-color: #e8f8e8;
    border-left: 4px solid var(--ruti-success);
    padding: 1rem 1.25rem;
    border-radius: 0 6px 6px 0;
    margin: 1rem 0;
}

/* Formularios */
.form-control:focus {
    border-color: var(--ruti-accent);
    box-shadow: 0 0 0 0.2rem rgba(52, 152, 219, 0.25);
}

.btn-primary {
    background-color: var(--ruti-primary);
    border-color: var(--ruti-primary);
}

.btn-primary:hover {
    background-color: var(--ruti-secondary);
    border-color: var(--ruti-secondary);
}

/* Loading spinner overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(255,255,255,0.8);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.loading-overlay.active {
    display: flex;
}

/* Responsivo */
@media (max-width: 768px) {
    .navbar-brand {
        font-size: 1.2rem;
    }
    
    .palavra-card .palavra-titulo {
        font-size: 1rem;
    }
    
    .manual-nav {
        position: relative;
        top: 0;
        margin-bottom: 1rem;
    }
}

/* Tabela de verbos */
.tabela-verbos th {
    background-color: var(--ruti-primary);
    color: white;
}

/* Alfabeto */
.alfabeto-letra {
    display: inline-block;
    width: 36px;
    height: 36px;
    line-height: 36px;
    text-align: center;
    font-weight: 700;
    font-size: 1.1rem;
    background-color: var(--ruti-primary);
    color: #fff;
    border-radius: 6px;
    margin: 2px;
}

/* Stat cards */
.stat-card {
    text-align: center;
    padding: 1.5rem;
}

.stat-card .stat-numero {
    font-size: 2rem;
    font-weight: 700;
    color: var(--ruti-primary);
}

.stat-card .stat-label {
    font-size: 0.85rem;
    color: #6c757d;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}