/* Dark theme — GitHub-dark-inspired palette. Single source of truth; no
   light-mode fallback for now (the user asked for dark explicitly). */
:root {
    --bg:           #0d1117;
    --bg-elevated: #161b22;
    --bg-header:   #010409;
    --bg-input:    #0d1117;
    --bg-hover:    #1f2937;
    --border:      #30363d;
    --border-strong:#484f58;
    --text:        #c9d1d9;
    --text-muted:  #8b949e;
    --text-strong: #f0f6fc;
    --accent:      #58a6ff;
    --accent-hover:#79b8ff;
    --danger:      #f85149;
    --danger-hover:#ff6b62;
    --success:     #3fb950;
    --warning:     #d29922;
    --shadow:      0 0 0 1px rgba(255, 255, 255, .04), 0 6px 16px rgba(0, 0, 0, .35);
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
}
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); text-decoration: underline; }
code {
    background: var(--bg-elevated);
    color: var(--text-strong);
    padding: .05rem .35rem;
    border-radius: 4px;
    font-size: .9em;
    border: 1px solid var(--border);
}
::selection { background: rgba(88, 166, 255, .35); color: var(--text-strong); }

/* Layout */
header {
    background: var(--bg-header);
    color: var(--text-strong);
    padding: 1rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    border-bottom: 1px solid var(--border);
}
header h1 { margin: 0; font-size: 1.25rem; font-weight: 600; }
header h1 a { color: var(--text-strong); text-decoration: none; }
header h1 a:hover { color: var(--accent); }
.user-chip {
    font-size: .875rem;
    display: flex;
    align-items: center;
    gap: .75rem;
    color: var(--text-muted);
}
.user-chip strong { color: var(--text-strong); }
.user-chip a { color: var(--accent); }

main {
    max-width: 960px;
    margin: 2rem auto;
    padding: 0 1rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

/* Cards */
.card {
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: var(--shadow);
}
.card h2 { margin-top: 0; color: var(--text-strong); font-size: 1.125rem; }
.empty { color: var(--text-muted); font-style: italic; }
.hint { color: var(--text-muted); font-size: .85rem; font-weight: 400; }
.error { color: var(--danger); }

/* Welcome */
.welcome { padding: 2rem; }
.welcome h2 { font-size: 1.5rem; margin-bottom: .5rem; }
.welcome-user { color: var(--accent); }
.welcome-sub { color: var(--text-muted); margin: 0; }

/* Wizard step indicator */
.step-indicator {
    display: flex;
    align-items: center;
    gap: .5rem;
    margin-bottom: 1.5rem;
}
.step {
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
    background: var(--bg);
    border: 1px solid var(--border);
    color: var(--text-muted);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: .9rem;
}
.step.active {
    background: var(--accent);
    border-color: var(--accent);
    color: var(--bg-header);
}
.step.done {
    background: var(--bg);
    border-color: var(--accent);
    color: var(--accent);
}
.step-divider {
    flex-grow: 0;
    width: 2rem;
    height: 1px;
    background: var(--border);
}
.step-divider.done { background: var(--accent); }

/* Wizard form */
.wizard-step {
    max-width: 640px;
    margin: 0 auto;
    width: 100%;
}
.wizard-form { display: flex; flex-direction: column; gap: 1.25rem; }
.wizard-label { display: flex; flex-direction: column; gap: .35rem; }
.wizard-label-text { color: var(--text-strong); font-weight: 500; }
.wizard-input,
.region-option select,
input[type="number"],
input[type="email"],
input[type="text"],
select {
    background: var(--bg-input);
    color: var(--text-strong);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: .65rem .85rem;
    font-size: 1rem;
    font-family: inherit;
}
.wizard-input:focus,
input:focus,
select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(88, 166, 255, .15);
}
.wizard-summary {
    color: var(--text-muted);
    margin: 0;
}
.wizard-summary strong { color: var(--text-strong); }
.wizard-back { margin: .25rem 0 1rem; }
.wizard-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-top: .5rem;
}

/* Region radio cards */
.region-choice {
    border: 0;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: .5rem;
}
.region-option {
    display: grid;
    grid-template-columns: auto 1fr;
    grid-template-rows: auto auto;
    column-gap: .75rem;
    align-items: center;
    padding: 1rem 1.25rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    cursor: pointer;
    background: var(--bg);
    transition: border-color .12s, background .12s;
}
.region-option:hover { border-color: var(--border-strong); }
.region-option:has(input:checked) {
    border-color: var(--accent);
    background: rgba(88, 166, 255, .08);
}
.region-option input[type="radio"] { grid-row: 1 / span 2; margin: 0; accent-color: var(--accent); }
.region-label { font-weight: 600; color: var(--text-strong); }
.region-sub { color: var(--text-muted); font-size: .85rem; }

/* Action choice (step 3) */
.action-choice {
    border: 0;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: .5rem;
}
.action-choice legend { font-weight: 600; color: var(--text-strong); margin-bottom: .25rem; }
.action-option {
    display: grid;
    grid-template-columns: auto 1fr;
    column-gap: .75rem;
    align-items: start;
    padding: 1rem 1.25rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    cursor: pointer;
    background: var(--bg);
}
.action-option:hover { border-color: var(--border-strong); }
.action-option:has(input:checked) {
    border-color: var(--accent);
    background: rgba(88, 166, 255, .08);
}
.action-option.danger:has(input:checked) {
    border-color: var(--danger);
    background: rgba(248, 81, 73, .08);
}
.action-option input[type="radio"] { grid-row: 1 / span 2; margin: 0; accent-color: var(--accent); }
.action-title { font-weight: 600; color: var(--text-strong); display: block; }
.action-sub { color: var(--text-muted); font-size: .875rem; }
.action-fields {
    margin: .25rem 0 .25rem 2rem;
    padding: 1rem 1.25rem;
    border: 1px dashed var(--border-strong);
    border-radius: 8px;
    background: rgba(0, 0, 0, .15);
    display: flex;
    flex-direction: column;
    gap: .75rem;
}
.action-fields label { color: var(--text); font-size: .9rem; display: flex; flex-direction: column; gap: .25rem; }

/* Buttons */
.btn-primary,
button[type="submit"] {
    background: var(--accent);
    color: var(--bg-header);
    border: 0;
    padding: .65rem 1.5rem;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background .12s;
}
.btn-primary:hover,
button[type="submit"]:hover { background: var(--accent-hover); }
.btn-link {
    color: var(--text-muted);
    font-size: .9rem;
}
.btn-link:hover { color: var(--text); }
.btn-danger {
    padding: .55rem 1rem;
    background: var(--danger);
    color: var(--text-strong);
    border: 0;
    border-radius: 8px;
    font-size: .9rem;
    font-weight: 600;
    cursor: pointer;
}
.btn-danger:hover { background: var(--danger-hover); }

/* Count banner on step 3 */
.count-banner {
    padding: 1rem 1.25rem;
    border-radius: 8px;
    margin: 0 0 1rem 0;
}
.count-banner strong { color: var(--text-strong); }
.count-ok    { border: 1px solid rgba(63, 185, 80, .35); background: rgba(63, 185, 80, .08); }
.count-zero  { border: 1px solid rgba(210, 153, 34, .35); background: rgba(210, 153, 34, .08); }
.count-error { border: 1px solid rgba(248, 81, 73, .35); background: rgba(248, 81, 73, .08); color: var(--danger); }

/* Tables */
table { width: 100%; border-collapse: collapse; }
th, td {
    padding: .65rem .75rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
}
th {
    font-weight: 600;
    color: var(--text-muted);
    font-size: .75rem;
    text-transform: uppercase;
    letter-spacing: .04em;
}
tr:hover td { background: var(--bg-hover); }

/* Status badges */
.status {
    display: inline-block;
    padding: .15rem .65rem;
    border-radius: 999px;
    font-size: .75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .04em;
}
.status-pending   { background: rgba(210, 153, 34, .18); color: #f0b429; }
.status-running   { background: rgba(88, 166, 255, .18); color: var(--accent); }
.status-succeeded { background: rgba(63, 185, 80, .18); color: var(--success); }
.status-failed    { background: rgba(248, 81, 73, .18); color: var(--danger); }
.status-cancelled { background: rgba(139, 148, 158, .18); color: var(--text-muted); }

/* Run page bits */
dl.meta { display: grid; grid-template-columns: max-content 1fr; gap: .5rem 1.5rem; }
dl.meta dt { color: var(--text-muted); font-weight: 500; }
dl.meta dd { margin: 0; color: var(--text-strong); }
.log {
    background: #010409;
    color: #c9d1d9;
    padding: 1rem;
    border-radius: 8px;
    border: 1px solid var(--border);
    overflow-x: auto;
    max-height: 400px;
    font-size: .875rem;
    font-family: ui-monospace, "SF Mono", Menlo, monospace;
}
.pdf-list { list-style: none; padding: 0; margin: 0; }
.pdf-list li { padding: .35rem 0; border-bottom: 1px solid var(--border); }

/* Run actions bar */
.run-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}
.run-actions .back-link {
    font-weight: 500;
    text-decoration: none;
    padding: .35rem .75rem;
    border-radius: 6px;
    background: var(--bg-elevated);
    color: var(--text);
    border: 1px solid var(--border);
}
.run-actions .back-link:hover { background: var(--bg-hover); }
.inline-form { margin: 0; display: inline; }

/* Pagination */
.pager {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
}
.pager-link {
    padding: .35rem .75rem;
    border-radius: 6px;
    border: 1px solid var(--border);
    background: var(--bg);
    text-decoration: none;
    font-weight: 500;
    font-size: .875rem;
    color: var(--accent);
}
.pager-link:hover { background: var(--bg-hover); }
.pager-link.disabled {
    color: var(--text-muted);
    border-color: var(--border);
    background: transparent;
    cursor: not-allowed;
    opacity: .5;
}
.pager-info { color: var(--text-muted); font-size: .875rem; }

/* Sample preview */
.sample-frame {
    width: 100%;
    height: 600px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: #fff;
}

/* Sign-in card */
.sign-in-card { max-width: 480px; margin: 2rem auto; }

/* Accessibility helper */
.visually-hidden {
    position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
    overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}