/* ============================================================
   Patient Form – Frontend Styles  v3.0.0
   ============================================================ */

:root {
    --pf-green:   #396B39;
    --pf-red:     #CC0000;
    --pf-border:  #dee2e6;
    --pf-gray:    #6c757d;
    --pf-light:   #f8f9fa;
    --pf-shadow:  0 2px 12px rgba(0,0,0,.08);
}

/* ── Container ─────────────────────────────────────────────── */
#pf-container {
    max-width: 820px;
    margin: 0 auto;
    padding: 0 16px 40px;
    font-family: 'Helvetica Neue', Arial, sans-serif;
    font-size: 14px;
    color: #222;
}

/* ── Progress bar ──────────────────────────────────────────── */
#pf-progress-wrap {
    position: sticky;
    top: 0;
    z-index: 100;
    background: #fff;
    padding: 8px 0 4px;
    border-bottom: 1px solid var(--pf-border);
    margin-bottom: 14px;
}
#pf-progress-bar {
    height: 6px;
    background: var(--pf-green);
    border-radius: 3px;
    transition: width .35s ease;
    width: 0;
}
#pf-progress-label {
    font-size: 11px;
    color: var(--pf-gray);
    margin-top: 3px;
    text-align: right;
}

/* ── Navbar ────────────────────────────────────────────────── */
.pf-navbar {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin-bottom: 16px;
}
.pf-nav-item {
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 11px;
    cursor: pointer;
    background: var(--pf-light);
    border: 1px solid var(--pf-border);
    color: #555;
    transition: all .2s;
    user-select: none;
}
.pf-nav-item:hover    { background: #e2e8e2; color: #222; }
.pf-nav-item.active   { background: var(--pf-green); color: #fff; border-color: var(--pf-green); }
.pf-nav-item.completed{ background: #d4edda; border-color: #b8dabc; color: var(--pf-green); }

/* ── Form pages ────────────────────────────────────────────── */
.pf-page { display: none; }

.pf-page .card {
    border: 1px solid var(--pf-border);
    border-radius: 8px;
    margin-bottom: 18px;
    box-shadow: var(--pf-shadow);
}
.pf-page .card-header {
    background: var(--pf-green);
    color: #fff;
    font-weight: 700;
    font-size: 13px;
    padding: 10px 16px;
    border-radius: 7px 7px 0 0;
    letter-spacing: .04em;
}
.pf-page .card-body { padding: 16px; }

/* ── Form controls ─────────────────────────────────────────── */
.pf-page input[type="text"],
.pf-page input[type="email"],
.pf-page input[type="tel"],
.pf-page input[type="number"],
.pf-page input[type="date"],
.pf-page select,
.pf-page textarea {
    border: none;
    border-bottom: 1px solid #aaa;
    border-radius: 0;
    background: transparent;
    padding: 2px 4px;
    font-size: 13px;
    transition: border-color .2s;
    width: 100%;
}
.pf-page input:focus,
.pf-page select:focus,
.pf-page textarea:focus {
    outline: none;
    border-bottom-color: var(--pf-green);
    box-shadow: none;
}
.pf-page input.is-invalid,
.pf-page select.is-invalid {
    border-bottom-color: var(--pf-red) !important;
}

/* ── Labels ────────────────────────────────────────────────── */
.pf-page label.col-form-label {
    font-size: 11px;
    color: var(--pf-gray);
    padding-bottom: 0;
}

/* ── Checkbox/radio rows ───────────────────────────────────── */
.pf-check-row {
    display: flex;
    flex-wrap: wrap;
    gap: 6px 16px;
    margin-bottom: 8px;
}
.pf-check-row .form-check {
    min-width: 110px;
    padding-left: 1.5rem;
}

/* ── Now/Past grid ─────────────────────────────────────────── */
.pf-np-header {
    font-size: 10px;
    color: var(--pf-gray);
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    margin-bottom: 2px;
}
.pf-np-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2px 6px;
    margin-bottom: 6px;
}
.pf-np-item {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 12px;
    white-space: nowrap;
}
.pf-np-item select {
    width: 90px !important;
    font-size: 11px;
    border-bottom: 1px solid #ccc;
}

/* ── Medication table ──────────────────────────────────────── */
.pf-med-table { width: 100%; border-collapse: collapse; font-size: 12px; }
.pf-med-table th { background: #eee; padding: 5px 8px; text-align: left; font-size: 11px; }
.pf-med-table td { padding: 3px 8px; border-bottom: 1px solid #eee; }
.pf-med-table tr:nth-child(even) td { background: #f9f9f9; }
.pf-med-table input { width: 100%; border: none; background: transparent; font-size: 12px; }

/* ── Navigation buttons ────────────────────────────────────── */
.pf-btn-row {
    display: flex;
    justify-content: space-between;
    margin-top: 20px;
}
.pf-prev, .pf-next, .pf-submit {
    padding: 9px 24px;
    border-radius: 5px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all .2s;
    border: none;
}
.pf-prev   { background: #e9ecef; color: #495057; }
.pf-prev:hover { background: #d6d9dc; }
.pf-next   { background: var(--pf-green); color: #fff; }
.pf-next:hover { background: #2e5a2e; }
.pf-submit { background: #0062cc; color: #fff; }
.pf-submit:hover { background: #0050a8; }
.pf-submit:disabled { opacity: .6; cursor: not-allowed; }

/* ── Alerts ────────────────────────────────────────────────── */
.pf-alert { margin-bottom: 12px; font-size: 13px; }

/* ── Loading overlay ───────────────────────────────────────── */
#pf-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.45);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
}
.pf-overlay-inner {
    background: #fff;
    border-radius: 10px;
    padding: 32px 48px;
    text-align: center;
    box-shadow: 0 8px 32px rgba(0,0,0,.2);
}
.pf-spinner {
    width: 36px; height: 36px;
    border: 4px solid #eee;
    border-top-color: var(--pf-green);
    border-radius: 50%;
    animation: pfSpin .7s linear infinite;
    margin: 0 auto 12px;
}
@keyframes pfSpin { to { transform: rotate(360deg); } }
.pf-overlay-inner p { margin: 0; font-size: 14px; color: #333; }

/* ── Restore toast ─────────────────────────────────────────── */
#pf-restore-toast {
    position: fixed;
    bottom: 24px; left: 50%;
    transform: translateX(-50%) translateY(60px);
    background: #222;
    color: #fff;
    padding: 10px 20px;
    border-radius: 6px;
    font-size: 13px;
    opacity: 0;
    transition: all .4s;
    z-index: 9998;
    display: flex;
    align-items: center;
    gap: 12px;
}
#pf-restore-toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
#pf-clear-btn {
    background: rgba(255,255,255,.2);
    border: 1px solid rgba(255,255,255,.4);
    color: #fff;
    border-radius: 4px;
    padding: 2px 10px;
    font-size: 12px;
    cursor: pointer;
}

/* ── Responsive ────────────────────────────────────────────── */
@media (max-width: 600px) {
    .pf-np-grid { grid-template-columns: repeat(2, 1fr); }
    .pf-np-header { grid-template-columns: repeat(2, 1fr); }
    .pf-navbar { gap: 3px; }
    .pf-nav-item { padding: 3px 7px; font-size: 10px; }
}
@media (max-width: 420px) {
    .pf-np-grid { grid-template-columns: 1fr; }
}