/* NPC Tools — Functional-plain CSS */

:root {
    --bg: #f5f5f5;
    --card-bg: #ffffff;
    --primary: #2563eb;
    --primary-hover: #1d4ed8;
    --danger: #dc2626;
    --success: #16a34a;
    --warning: #d97706;
    --text: #1f2937;
    --text-muted: #6b7280;
    --border: #e5e7eb;
    --radius: 6px;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
}

/* Layout */
.container { max-width: 960px; margin: 0 auto; padding: 0 20px; }

/* Nav */
nav {
    background: var(--card-bg);
    border-bottom: 1px solid var(--border);
    padding: 12px 0;
    margin-bottom: 24px;
}
nav .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
nav .logo { font-weight: 700; font-size: 18px; color: var(--text); text-decoration: none; }
nav .user-info { display: flex; align-items: center; gap: 16px; font-size: 14px; }
nav a { color: var(--primary); text-decoration: none; }
nav a:hover { text-decoration: underline; }

/* Cards */
.card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    margin-bottom: 16px;
}
.card h3 { margin-bottom: 8px; }
.card p { color: var(--text-muted); font-size: 14px; margin-bottom: 12px; }

.tool-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 16px;
    margin-bottom: 32px;
}
.tool-card { text-align: center; cursor: pointer; transition: border-color 0.15s; }
.tool-card:hover { border-color: var(--primary); }
.tool-card.disabled { opacity: 0.5; cursor: not-allowed; }
.tool-card a { text-decoration: none; color: inherit; display: block; }

/* Buttons */
.btn {
    display: inline-block;
    padding: 8px 20px;
    border-radius: var(--radius);
    border: none;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    text-decoration: none;
    color: #fff;
    background: var(--primary);
    transition: background 0.15s;
}
.btn:hover { background: var(--primary-hover); }
.btn-sm { padding: 4px 12px; font-size: 13px; }
.btn-danger { background: var(--danger); }
.btn-danger:hover { background: #b91c1c; }

/* Forms */
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 14px; font-weight: 500; margin-bottom: 4px; }
.form-group input, .form-group select {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 14px;
}
.form-row { display: flex; gap: 16px; }
.form-row .form-group { flex: 1; }
form label { display: block; font-size: 14px; font-weight: 500; margin-bottom: 16px; }
form label input { display: block; width: 100%; margin-top: 4px; padding: 8px 12px; border: 1px solid var(--border); border-radius: var(--radius); font-size: 14px; }

/* Tables */
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 8px 12px; border-bottom: 1px solid var(--border); }
th { font-weight: 600; color: var(--text-muted); font-size: 12px; text-transform: uppercase; }

/* Status badges */
.status { display: inline-block; padding: 2px 8px; border-radius: 10px; font-size: 12px; font-weight: 500; }
.status-queued { background: #fef3c7; color: var(--warning); }
.status-running { background: #dbeafe; color: var(--primary); }
.status-complete { background: #dcfce7; color: var(--success); }
.status-failed { background: #fee2e2; color: var(--danger); }

/* Progress bar */
.progress-bar-container {
    width: 100%;
    height: 24px;
    background: var(--border);
    border-radius: 12px;
    overflow: hidden;
    margin: 12px 0;
}
.progress-bar {
    height: 100%;
    background: var(--primary);
    border-radius: 12px;
    transition: width 0.3s ease;
    min-width: 2%;
}

/* File upload */
.upload-zone {
    border: 2px dashed var(--border);
    border-radius: var(--radius);
    padding: 40px;
    text-align: center;
    cursor: pointer;
    transition: border-color 0.15s;
    margin-bottom: 16px;
}
.upload-zone:hover { border-color: var(--primary); }
.upload-zone.dragover { border-color: var(--primary); background: #eff6ff; }
.upload-zone p { color: var(--text-muted); }
.upload-zone input[type="file"] { display: none; }

/* Alerts */
.alert { padding: 12px 16px; border-radius: var(--radius); margin-bottom: 16px; font-size: 14px; }
.alert-error { background: #fee2e2; color: var(--danger); border: 1px solid #fecaca; }
.alert-success { background: #dcfce7; color: var(--success); border: 1px solid #bbf7d0; }

/* Job detail */
.job-complete h3 { color: var(--success); }
.job-failed h3 { color: var(--danger); }
.job-running h3 { color: var(--primary); }
.job-queued h3 { color: var(--warning); }

/* Login page */
.login-container {
    max-width: 380px;
    margin: 80px auto;
}
.login-container h1 { text-align: center; margin-bottom: 24px; }

/* Misc */
h2 { margin-bottom: 16px; }
.mb-4 { margin-bottom: 16px; }
.mt-4 { margin-top: 16px; }
.text-muted { color: var(--text-muted); font-size: 14px; }