/* =====================================================
   Minimal Tech Academy
   André Batista - Professor & Desenvolvedor
   ===================================================== */

/* -------------------------
   Design System (CSS Vars)
-------------------------- */
:root {
    --bg-color: #f9fafb;
    --card-color: #ffffff;
    --text-color: #1f2933;
    --text-muted: #6b7280;
    --primary-color: #2563eb;
    --secondary-color: #0ea5e9;
    --border-color: #e5e7eb;

    --font-sans: 'Inter', 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    --radius: 10px;
    --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.05);
    --shadow-xs: 0 2px 6px rgba(0, 0, 0, 0.04);
}

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

/* -------------------------
   Base
-------------------------- */
body {
    font-family: var(--font-sans);
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    font-size: 16px;
}

/* -------------------------
   Container
-------------------------- */
.container {
    max-width: 860px;
    margin: 0 auto;
    padding: 3rem 1.5rem;
}

/* -------------------------
   Header
-------------------------- */
header {
    margin-bottom: 3rem;
}

header h1 {
    font-size: 2.2rem;
    font-weight: 600;
    letter-spacing: -0.5px;
}

.subtitle {
    margin-top: 0.5rem;
    font-size: 1rem;
    color: var(--text-muted);
}

/* -------------------------
   Seções
-------------------------- */
main section {
    background-color: var(--card-color);
    padding: 2rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow-xs);
    margin-bottom: 2rem;
    border: 1px solid var(--border-color);
}

main h2,
main h3 {
    margin-bottom: 1rem;
    font-weight: 600;
    color: var(--text-color);
}

main p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* -------------------------
   Status
-------------------------- */
.status {
    display: flex;
    justify-content: center;
    align-items: center;
}

.status-badge {
    padding: 0.6rem 1.4rem;
    border-radius: 999px;
    background-color: rgba(37, 99, 235, 0.08);
    color: var(--primary-color);
    font-size: 0.9rem;
    font-weight: 500;
    border: 1px solid rgba(37, 99, 235, 0.2);
}

/* -------------------------
   Tech Stack
-------------------------- */
.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 0.8rem;
    margin-top: 1rem;
}

.tech-item {
    background-color: #f1f5f9;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 0.6rem 0.8rem;
    text-align: center;
    font-size: 0.85rem;
    font-family: var(--font-mono);
    color: var(--text-color);
}

/* -------------------------
   Footer
-------------------------- */
footer {
    margin-top: 3rem;
    text-align: center;
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* -------------------------
   Responsividade
-------------------------- */
@media (max-width: 600px) {
    header h1 {
        font-size: 1.8rem;
    }

    .container {
        padding: 2rem 1.2rem;
    }

    main section {
        padding: 1.5rem;
    }
}