:root {
    --accent: #2563eb;
    --accent-hover: #1d4ed8;
    --accent-soft: #eff6ff;
    --success: #059669;
    --warn: #d97706;
    --danger: #dc2626;
    --ink: #111827;
    --muted: #6b7280;
    --line: #e5e7eb;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    min-height: 100vh;
    font-family: "SF Pro Text", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
    color: var(--ink);
    background: #f3f4f6;
    line-height: 1.5;
    padding: 24px;
}

main { padding: 16px 0 0; }

h1, h2, h3, h4, h5 { margin-top: 0; color: var(--ink); }

/* ── Window shell ── */
.window-shell {
    background: #ffffff;
    border: 1px solid var(--line);
    border-radius: 12px;
    box-shadow: 0 1px 4px rgba(0,0,0,0.06);
    overflow: hidden;
}

.window-body { padding: 24px; }

/* ── Form elements ── */
label {
    font-weight: 600;
    font-size: 14px;
    color: #374151;
    display: flex;
    flex-direction: column;
    gap: 5px;
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
select,
textarea {
    padding: 9px 11px;
    border: 1px solid #d1d5db;
    border-radius: 7px;
    background: #ffffff;
    font-size: 14px;
    color: var(--ink);
    transition: border-color 0.15s, box-shadow 0.15s;
    font-family: inherit;
}

input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* ── Buttons ── */
button,
.soft-btn {
    display: inline-block;
    text-decoration: none;
    border: none;
    color: #fff;
    background: var(--accent);
    border-radius: 7px;
    padding: 8px 16px;
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: background 0.15s, transform 0.1s;
}

button:hover, .soft-btn:hover { background: var(--accent-hover); transform: translateY(-1px); }
button:active, .soft-btn:active { transform: translateY(0); }

.soft-btn.alt {
    color: var(--accent);
    background: var(--accent-soft);
    border: 1px solid #bfdbfe;
}
.soft-btn.alt:hover { background: #dbeafe; }

.soft-btn.compact { padding: 5px 12px; font-size: 13px; }

.danger-btn { background: var(--danger) !important; }
.danger-btn:hover { background: #b91c1c !important; }

/* ── Toast/Flash messages (appears from top) ── */
.flash-wrap {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 9999;
    pointer-events: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 12px 24px;
}

.flash-msg {
    padding: 12px 16px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 14px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    pointer-events: auto;
    animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.flash-message,
.flash-error {
    background: #fef2f2;
    border: 1px solid #fca5a5;
    color: #991b1b;
}

.flash-success {
    background: #f0fdf4;
    border: 1px solid #86efac;
    color: #166534;
}

.flash-warning {
    background: #fffbeb;
    border: 1px solid #fcd34d;
    color: #92400e;
}

/* ── Info boxes ── */
.info-box {
    border-radius: 8px;
    padding: 10px 14px;
    margin-bottom: 12px;
    font-weight: 600;
    font-size: 14px;
}
.info-box.warning { background: #fffbeb; border: 1px solid #fcd34d; color: #92400e; }
.info-box.success { background: #f0fdf4; border: 1px solid #86efac; color: #166534; }
.info-box.danger  { background: #fff1f2; border: 1px solid #fca5a5; color: #991b1b; }

/* ── Status badges ── */
.status-badge {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 700;
}
.status-submitted        { background: #fef9c3; color: #854d0e; border: 1px solid #fde047; }
.status-returned         { background: #fee2e2; color: #991b1b; border: 1px solid #fca5a5; }
.status-forwarded_to_ydyo { background: #dcfce7; color: #166534; border: 1px solid #86efac; }
.status-forwarded_to_dean { background: #dcfce7; color: #166534; border: 1px solid #86efac; }
.status-pending-dean      { background: #fef9c3; color: #854d0e; border: 1px solid #fde047; }
.status-forwarded_to_ygk  { background: #dcfce7; color: #166534; border: 1px solid #86efac; }
.status-forwarded_to_oidb { background: #dcfce7; color: #166534; border: 1px solid #86efac; }
.status-cancelled         { background: #f3f4f6; color: #6b7280; border: 1px solid #d1d5db; }
.status-from-dean         { background: #fff7ed; color: #c2410c; border: 1px solid #fb923c; }
.status-oidb_approved     { background: #dbeafe; color: #1e40af; border: 1px solid #93c5fd; }

/* ── Document Checker status badges ── */
.checker-status-ok      { background: #dcfce7; color: #166534; border: 1px solid #86efac; }
.checker-status-error   { background: #fff1f2; color: #991b1b; border: 1px solid #fca5a5; }
.checker-status-pending { background: #fff7ed; color: #9a3412; border: 1px solid #fdba74; }

/* ── Document Checker inline error text ── */
.checker-error      { color: #dc2626; font-size: 12px; font-style: italic; }
.checker-field-error { color: #dc2626; }
.doc-item-error .doc-slot-label { color: #dc2626; font-weight: 700; }

/* ── Utility ── */
.subline { color: var(--muted); font-size: 13px; }
.tag-open  { color: var(--success); font-weight: 700; font-size: 13px; }
.tag-closed{ color: var(--warn); font-weight: 700; font-size: 13px; }

@media (max-width: 700px) {
    body { padding: 10px; }
}