:root {
    --bg: #0a1628;
    --card-bg: #0f1d30;
    --card-hover: #162a41;
    --primary: #3b82f6;
    --primary-light: #60a5fa;
    --accent: #06b6d4;
    --text: #e2e8f0;
    --text-dim: #94a3b8;
    --text-secondary: #94a3b8;
    --border: #1e3a52;
    --shadow: rgba(0, 0, 0, 0.3);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    background-color: var(--bg);
}

body {
    background: var(--bg);
    background-image: linear-gradient(to bottom, #0a1628, #0d1b2e);
    background-attachment: fixed;
    color: var(--text);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    max-width: 900px;
    margin: 0 auto;
    padding: 20px;
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Global Links */
a, a:visited {
    color: var(--primary-light);
    text-decoration: none;
    transition: all 0.3s ease;
}

a:hover {
    color: var(--accent);
    opacity: 0.8;
}

/* Typography */
h1, h2, h3 {
    color: var(--text);
    margin-bottom: 1rem;
}

.accent { 
    color: var(--primary-light); 
    font-weight: bold;
}

/* Main Navigation */
.main-nav {
    display: flex;
    align-items: center;
    gap: 0;
    margin-bottom: 40px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border);
    flex-wrap: wrap;
}

.nav-brand, .nav-brand:visited {
    color: #ffffff !important;
    text-decoration: none;
    font-size: 1rem;
    display: flex;
    align-items: center;
}

.nav-separator {
    color: var(--border);
    margin: 0 15px;
    display: flex;
    align-items: center;
    user-select: none;
}

.nav-label {
    font-size: 0.75rem;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-right: 12px;
    display: flex;
    align-items: center;
    line-height: 1;
}

.nav-links {
    display: flex;
    gap: 15px;
}

.nav-links a, .nav-links a:visited {
    color: var(--text);
    font-size: 0.95rem;
    text-decoration: none;
    transition: color 0.2s ease;
}

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

/* Layout & Containers */
.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 20px;
}

header {
    background: rgba(26, 47, 69, 0.6);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 30px 40px;
    margin-bottom: 40px;
    box-shadow: 0 4px 20px var(--shadow);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 20px;
}

.brand h1 {
    font-size: 2.5rem; 
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-light), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 5px;
}

/* Grids & Cards */
.projects-grid, .projects {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    margin-bottom: 40px;
}

.project-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 30px;
    transition: all 0.3s ease;
    box-shadow: 0 2px 10px var(--shadow);
    height: 100%; 
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(59, 130, 246, 0.2);
    border-color: var(--primary);
    background: var(--card-hover);
}

/* Tables & Stats */
.table-container {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    overflow-x: auto;
    margin-top: 25px;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th, td {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    text-align: left;
}

th {
    background: rgba(59, 130, 246, 0.1);
    color: var(--primary-light);
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

td {
    color: var(--text-secondary);
}

tr:last-child td {
    border-bottom: none;
}

tr:hover {
    background: rgba(59, 130, 246, 0.05);
}

.stat-value {
    font-size: 1.1rem;
    color: var(--primary-light);
    font-weight: 700;
}

/* Media Queries */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .brand h1 {
        font-size: 1.8rem;
    }

    .projects-grid, .projects {
        grid-template-columns: 1fr !important;
    }

    header {
        padding: 20px;
    }

    header div[style*="display: flex"] {
        flex-direction: column !important;
        align-items: center !important;
        text-align: center;
    }
}

@media (max-width: 600px) {
    .nav-label, .nav-separator {
        display: none;
    }
    .main-nav {
        justify-content: center;
        gap: 20px;
    }
}

@media (max-width: 600px) {
    /* Reset total do container e da tabela para não sobrar bordas no topo */
    .table-container, #toolsTable {
        border: none !important;
        background: none !important;
        box-shadow: none !important;
        padding: 0 !important;
    }

    #toolsTable thead {
        display: none;
    }

    #toolsTable, #toolsTable tbody, #toolsTable tr, #toolsTable td {
        display: block;
        width: 100%;
    }

    #toolsTable tr {
        margin-bottom: 20px;
        border: 1px solid var(--border);
        border-radius: 12px;
        background: var(--card-bg);
        padding: 15px;
        box-shadow: 0 4px 10px var(--shadow);
    }

    #toolsTable td {
        border: none;
        padding: 10px 5px;
        text-align: left;
    }

    /* Nome da Ferramenta */
    #toolsTable td:nth-child(1) {
        font-weight: 700;
        font-size: 1.15rem;
        border-bottom: 1px solid var(--border);
        margin-bottom: 8px;
        padding-top: 0;
    }

    /* Label de Descrição */
    #toolsTable td:nth-child(2)::before {
        content: "Descrição:";
        color: var(--text-dim);
        font-size: 0.75rem;
        display: block;
        text-transform: uppercase;
        letter-spacing: 0.5px;
        margin-bottom: 4px;
    }

    /* Link de Acesso */
    #toolsTable td:nth-child(3) {
        text-align: right;
        border-top: 1px solid var(--border);
        margin-top: 10px;
        padding-bottom: 0;
    }
}