:root {
    --bg: #fafafa;
    --surface: #ffffff;
    --border: #e5e5e5;
    --text: #222;
    --muted: #777;
    --accent: #2563eb;
    --accent-hover: #1e4fc6;
    --error: #b91c1c;
    --success: #15803d;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
    font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
    color: var(--text);
    background: var(--bg);
    font-size: 15px;
    line-height: 1.5;
}

h1, h2, h3 { margin: 0 0 12px; font-weight: 600; }
h2 { font-size: 16px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.04em; }

.muted { color: var(--muted); }
.small { font-size: 12px; }
.inline { display: inline; }

button, .btn-dl {
    cursor: pointer;
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--text);
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 14px;
    text-decoration: none;
    display: inline-block;
}
button:hover, .btn-dl:hover { border-color: var(--accent); color: var(--accent); }
button:disabled { opacity: 0.5; cursor: not-allowed; }

button.link {
    border: none;
    background: transparent;
    color: var(--accent);
    padding: 0;
}
button.link:hover { text-decoration: underline; }

/* ---- Login ---- */
.login-wrap {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 24px;
}
.login-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 32px;
    width: 100%;
    max-width: 360px;
    box-shadow: var(--shadow);
}
.login-card h1 { font-size: 28px; margin-bottom: 4px; }
.login-card label { display: block; margin-top: 16px; }
.login-card label span { display: block; font-size: 13px; color: var(--muted); margin-bottom: 4px; }
.login-card input {
    width: 100%;
    padding: 8px 10px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 15px;
    font-family: inherit;
}
.login-card input:focus { outline: none; border-color: var(--accent); }
.login-card button[type="submit"] {
    width: 100%;
    margin-top: 20px;
    padding: 10px;
    background: var(--accent);
    color: white;
    border: none;
    font-weight: 600;
}
.login-card button[type="submit"]:hover { background: var(--accent-hover); }
.error {
    background: #fef2f2;
    color: var(--error);
    border: 1px solid #fecaca;
    padding: 8px 12px;
    border-radius: 6px;
    margin-top: 12px;
    font-size: 14px;
}

/* ---- Topbar ---- */
.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 24px;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
}
.brand { font-weight: 700; font-size: 18px; }
.who { display: flex; gap: 12px; align-items: center; font-size: 14px; }

/* ---- Page ---- */
.page {
    max-width: 920px;
    margin: 0 auto;
    padding: 24px;
    display: grid;
    gap: 32px;
}

/* ---- Dropzone ---- */
.dropzone {
    background: var(--surface);
    border: 2px dashed #cbd5e1;
    border-radius: 12px;
    padding: 48px 24px;
    text-align: center;
    transition: border-color 0.15s, background 0.15s;
}
.dropzone.over {
    border-color: var(--accent);
    background: #eff6ff;
}
.dz-title { font-size: 18px; margin: 0 0 4px; }
.dz-sub { margin: 0 0 16px; color: var(--muted); }
.dz-hint { margin-top: 16px; font-size: 12px; color: var(--muted); }

/* ---- Job list ---- */
.job-list { display: grid; gap: 12px; }

.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 14px 16px;
    box-shadow: var(--shadow);
}
.card-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 12px;
    flex-wrap: wrap;
}
.card-head-left { min-width: 0; flex: 1; }
.filename { font-weight: 600; word-break: break-all; }
.timestamp { margin-top: 2px; }
.status {
    font-size: 12px;
    padding: 2px 8px;
    border-radius: 999px;
    background: #f1f5f9;
    color: var(--muted);
    white-space: nowrap;
}
.status.queued { background: #f1f5f9; color: #475569; }
.status.running { background: #fef3c7; color: #92400e; }
.status.done { background: #dcfce7; color: var(--success); }
.status.failed { background: #fee2e2; color: var(--error); }

.progress-wrap { margin-top: 10px; }
.progress-bar {
    width: 100%;
    height: 4px;
    background: #f1f5f9;
    border-radius: 999px;
    overflow: hidden;
}
.progress-fill {
    height: 100%;
    background: var(--accent);
    width: 0%;
    transition: width 0.2s linear;
}
.progress-fill.indeterminate {
    width: 30%;
    animation: indeterminate 1.4s infinite ease-in-out;
}
@keyframes indeterminate {
    0%   { margin-left: 0%;   width: 20%; }
    50%  { margin-left: 40%;  width: 50%; }
    100% { margin-left: 100%; width: 20%; }
}
.progress-text { margin-top: 4px; }

.result-wrap { margin-top: 12px; }
.actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 10px;
}
.actions .btn-del { margin-left: auto; color: var(--muted); }
.actions .btn-del:hover { color: var(--error); border-color: var(--error); }

.result-text {
    background: #f8fafc;
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 12px 14px;
    margin: 0;
    white-space: pre-wrap;
    word-wrap: break-word;
    font-family: inherit;
    font-size: 14px;
    max-height: 360px;
    overflow-y: auto;
}

.error-text {
    color: var(--error);
    background: #fef2f2;
    border: 1px solid #fecaca;
    padding: 8px 12px;
    border-radius: 6px;
    margin-top: 10px;
    font-size: 14px;
}