/* PDCA Financeiro - estilos base (em construcao) */
:root {
    --bg: #f4f6fa;
    --bg-card: #ffffff;
    --border: #e3e7ee;
    --text: #1f2937;
    --text-muted: #6b7280;
    --primary: #1e40af;
    --primary-light: #3b82f6;
    --success: #16a34a;
    --warn: #f59e0b;
    --danger: #dc2626;
    --sidebar-w: 220px;
}

* { box-sizing: border-box; }

html, body {
    margin: 0; padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
    background: var(--bg);
    color: var(--text);
    font-size: 14px;
}

a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

/* === Sidebar + layout === */
.sidebar {
    position: fixed; top: 0; left: 0; bottom: 0;
    width: var(--sidebar-w);
    background: #0f172a;
    color: #e5e7eb;
    padding: 18px 0;
    display: flex; flex-direction: column;
}
.sidebar .brand {
    padding: 0 20px 18px;
    border-bottom: 1px solid #1e293b;
    font-weight: 700; font-size: 20px; letter-spacing: 1px;
}
.sidebar .brand small { display: block; font-size: 11px; opacity: .65; font-weight: 400; letter-spacing: 2px; }
.sidebar nav { flex: 1; padding-top: 12px; }
.sidebar nav a {
    display: block; padding: 10px 20px; color: #cbd5e1;
    border-left: 3px solid transparent;
}
.sidebar nav a:hover { background: #1e293b; text-decoration: none; }
.sidebar nav a.active { background: #1e293b; border-left-color: var(--primary-light); color: #fff; }
.sidebar .user-box {
    padding: 12px 20px; border-top: 1px solid #1e293b;
    font-size: 12px;
}
.sidebar .user-name { color: #fff; margin-bottom: 4px; }
.sidebar .logout { color: #94a3b8; font-size: 12px; }

.content {
    margin-left: var(--sidebar-w);
    min-height: 100vh;
}
.topbar {
    background: var(--bg-card); border-bottom: 1px solid var(--border);
    padding: 14px 28px;
}
.topbar h1 { margin: 0; font-size: 18px; font-weight: 600; }
.page { padding: 24px 28px; }

/* === KPIs === */
.welcome h2 { margin: 0 0 4px; font-size: 22px; }
.welcome .muted { color: var(--text-muted); margin: 0 0 24px; }

.kpi-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; margin-bottom: 20px; }
.kpi {
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: 8px; padding: 16px 18px;
}
.kpi-label { color: var(--text-muted); font-size: 12px; text-transform: uppercase; letter-spacing: .5px; margin-bottom: 6px; }
.kpi-value { font-size: 24px; font-weight: 600; color: var(--primary); }

.footer-note { color: var(--text-muted); font-size: 12px; margin-top: 24px; }

/* === Login === */
.login-body {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    min-height: 100vh; display: flex; align-items: center; justify-content: center;
    padding: 20px;
}
.login-form {
    background: var(--bg-card); padding: 32px; border-radius: 10px;
    width: 100%; max-width: 360px;
    box-shadow: 0 10px 30px rgba(0,0,0,.25);
}
.login-form h1 { text-align: center; margin: 0 0 24px; font-size: 22px; letter-spacing: 1px; }
.login-form h1 small { display: block; font-size: 11px; font-weight: 400; opacity: .65; letter-spacing: 2px; }
.login-form label { display: block; margin-bottom: 14px; }
.login-form label span { display: block; font-size: 12px; color: var(--text-muted); margin-bottom: 4px; }
.login-form input {
    width: 100%; padding: 9px 12px; border: 1px solid var(--border);
    border-radius: 6px; font-size: 14px; font-family: inherit;
}
.login-form input:focus { outline: none; border-color: var(--primary-light); box-shadow: 0 0 0 3px rgba(59,130,246,.15); }
.login-form button {
    width: 100%; padding: 10px; background: var(--primary); color: #fff;
    border: 0; border-radius: 6px; font-size: 14px; font-weight: 600;
    cursor: pointer; margin-top: 6px;
}
.login-form button:hover { background: var(--primary-light); }
.login-form .erro {
    background: #fef2f2; color: var(--danger);
    padding: 10px; border-radius: 6px; margin-bottom: 16px;
    font-size: 13px; border: 1px solid #fecaca;
}