/* ============================================================
   TPM Platform — Apple Human Interface Guidelines
   ============================================================ */

/* ---------- Tokens ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --sidebar-w:  240px;
    --topbar-h:   52px;

    /* Apple System Colors */
    --blue:        #007AFF;   /* iOS system blue */
    --blue-hover:  #0071E3;
    --blue-lt:     #E8F1FB;
    --green:       #1A8D3C;
    --green-lt:    #E7F5EC;
    --orange:      #BF5700;
    --orange-lt:   #FEF3E8;
    --red:         #C9232D;
    --red-lt:      #FBEAEB;
    --purple:      #5856D6;
    --purple-lt:   #EFEDFF;
    --teal:        #0096A0;
    --teal-lt:     #E5F5F6;
    --yellow:      #9D6B00;
    --yellow-lt:   #FEF5D9;

    /* Backgrounds */
    --bg:          #F5F5F7;
    --bg-2:        #EBEBED;
    --surface:     #FFFFFF;
    --surface-2:   #F5F5F7;
    --sidebar-bg:  rgba(246,246,248,0.94);

    /* Borders */
    --border:      #D2D2D7;
    --border-lt:   #E5E5EA;

    /* Text */
    --text:        #1D1D1F;
    --text-2:      #3D3D3F;
    --text-3:      #6E6E73;
    --text-4:      #AEAEB2;

    /* keep compat aliases */
    --primary:     var(--blue);
    --primary-l:   #34AADC;
    --gray-50:     #F5F5F7;
    --gray-100:    #EBEBED;
    --gray-200:    var(--border-lt);
    --gray-300:    var(--border);
    --gray-400:    var(--text-4);
    --gray-500:    var(--text-3);
    --gray-600:    var(--text-2);
    --gray-700:    var(--text-2);
    --gray-800:    var(--text);
    --gray-900:    #111110;
    --sidebar-text: var(--text-3);
    --sidebar-active: var(--blue);

    /* Radius */
    --radius:    12px;
    --r-xs:       6px;
    --r-sm:       8px;
    --r-lg:      16px;
    --r-xl:      20px;
    --r-full:  9999px;

    /* Shadow — Apple soft elevation */
    --shadow:    0 1px 2px rgba(0,0,0,0.04), 0 1px 3px rgba(0,0,0,0.06);
    --shadow-md: 0 2px 8px rgba(0,0,0,0.06), 0 1px 3px rgba(0,0,0,0.05);
    --shadow-lg: 0 12px 32px rgba(0,0,0,0.12), 0 4px 10px rgba(0,0,0,0.05);

    /* Motion */
    --ease: cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --dur:  200ms;
}

/* ---------- Base ---------- */
body {
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display", "Inter", system-ui, "Helvetica Neue", Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    font-size: 14px;
    line-height: 1.5;
    letter-spacing: -0.006em;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}
a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }
button { cursor: pointer; font-family: inherit; }

/* ---------- Layout ---------- */
.app-layout { display: flex; min-height: 100vh; }
.main-wrapper {
    flex: 1; display: flex; flex-direction: column; min-width: 0;
    margin-left: var(--sidebar-w);
    transition: margin-left .3s var(--ease);
}

/* ---------- Sidebar — macOS light ---------- */
.sidebar {
    position: fixed; top: 0; left: 0; bottom: 0;
    width: var(--sidebar-w);
    background: var(--sidebar-bg);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-right: 1px solid var(--border-lt);
    display: flex; flex-direction: column;
    overflow: hidden;
    z-index: 100;
    transition: width .3s var(--ease);
}

.sidebar.collapsed { width: 60px; }
.sidebar.collapsed .brand-text,
.sidebar.collapsed .nav-section-label,
.sidebar.collapsed .nav-arrow,
.sidebar.collapsed .sidebar-footer .sf-user-info,
.sidebar.collapsed .nav-item span,
.sidebar.collapsed .nav-group-left span { display: none; }
.sidebar.collapsed .nav-group-toggle { justify-content: center; }
.sidebar.collapsed .nav-group-toggle .nav-group-left { justify-content: center; }
.sidebar.collapsed + .main-wrapper { margin-left: 60px; }

.sidebar-brand {
    display: flex; align-items: center; gap: 10px;
    padding: 16px 14px;
    border-bottom: 1px solid var(--border-lt);
    flex-shrink: 0;
}

.brand-icon {
    width: 32px; height: 32px;
    background: linear-gradient(135deg, var(--blue), #005BBB);
    border-radius: var(--r-xs);
    display: flex; align-items: center; justify-content: center;
    color: #fff; font-size: 14px;
    flex-shrink: 0;
    box-shadow: 0 1px 3px rgba(0,113,227,0.3);
}

.brand-title { display: block; color: var(--text); font-weight: 700; font-size: 13.5px; letter-spacing: -0.01em; }
.brand-sub   { display: block; color: var(--text-3); font-size: 10.5px; }

.sidebar-nav {
    flex: 1; overflow-y: auto; padding: 8px;
    scrollbar-width: thin; scrollbar-color: var(--border) transparent;
}

.nav-section-label {
    font-size: 11px; font-weight: 600;
    color: var(--text-3);
    padding: 10px 10px 4px;
    letter-spacing: 0.01em;
    text-transform: uppercase;
}

/* Nav icon box (wraps FA icon) */
.nav-icon {
    width: 26px; height: 26px;
    border-radius: 6px;
    display: flex; align-items: center; justify-content: center;
    font-size: 12px;
    flex-shrink: 0;
    background: var(--bg-2);
    color: var(--text-3);
    transition: background var(--dur), color var(--dur);
}

.nav-item {
    display: flex; align-items: center; gap: 9px;
    padding: 7px 10px;
    color: var(--text);
    border-radius: var(--r-sm);
    transition: background var(--dur) var(--ease), color var(--dur);
    font-size: 13px;
    font-weight: 400;
    margin-bottom: 1px;
}
.nav-item:hover { background: rgba(0,0,0,0.05); text-decoration: none; }
.nav-item.active {
    background: var(--blue);
    color: #fff;
    font-weight: 500;
}
.nav-item.active .nav-icon { background: rgba(255,255,255,0.22); color: #fff; }
.nav-item i { width: 16px; text-align: center; font-size: 12px; }

/* Nav Groups (Pillars) */
.nav-group { margin-bottom: 1px; }
.nav-group-toggle {
    display: flex; align-items: center; justify-content: space-between;
    width: 100%; padding: 7px 10px;
    background: transparent; border: none;
    color: var(--text);
    border-radius: var(--r-sm); font-size: 13px;
    font-weight: 400;
    transition: background var(--dur);
}
.nav-group-toggle:hover { background: rgba(0,0,0,0.05); }
.nav-group-left { display: flex; align-items: center; gap: 9px; }
.pillar-dot { display: none; } /* replaced by nav-icon */
.nav-arrow { font-size: 9px; color: var(--text-4); transition: transform .2s; margin-left: 2px; }
.nav-group.open > .nav-group-toggle .nav-arrow { transform: rotate(90deg); }
.nav-group.open > .nav-group-toggle { color: var(--text); }
/* Sub-menu with nesting rail (left guide line) */
.nav-sub {
    display: none;
    margin: 2px 0 6px 23px;          /* indent so the rail sits under the group icon */
    padding-left: 13px;
    border-left: 1.5px solid var(--border-lt);
}
.nav-group.open > .nav-sub { display: block; }
.nav-sub-item {
    position: relative;
    display: flex; align-items: center; gap: 8px;
    padding: 6px 10px;
    color: var(--text-2); font-size: 13px;
    border-radius: var(--r-sm);
    transition: color var(--dur), background var(--dur);
    margin-bottom: 1px;
}
.nav-sub-item:hover { color: var(--text); background: rgba(0,0,0,0.05); text-decoration: none; }
.nav-sub-item.active { color: var(--blue); background: var(--blue-lt); font-weight: 600; }
/* active accent bar sitting on the rail */
.nav-sub-item.active::before {
    content: ""; position: absolute; left: -14px; top: 50%; transform: translateY(-50%);
    width: 2.5px; height: 18px; border-radius: 2px; background: var(--blue);
}
.nav-sub-item i { width: 14px; text-align: center; font-size: 11px; color: var(--text-4); }
.nav-sub-item.active i { color: var(--blue); }
/* keep the rail tidy in collapsed mode */
.sidebar.collapsed .nav-sub { margin-left: 0; padding-left: 0; border-left: none; }

.sidebar-footer {
    border-top: 1px solid var(--border-lt);
    padding: 10px 14px;
    flex-shrink: 0;
}
.sf-user { display: flex; align-items: center; gap: 10px; }
.sf-name { display: block; color: var(--text); font-size: 13px; font-weight: 600; }
.sf-dept { display: block; color: var(--text-3); font-size: 11px; }

/* ---------- Topbar ---------- */
.topbar {
    height: var(--topbar-h);
    background: rgba(245,245,247,0.88);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid var(--border-lt);
    display: flex; align-items: center; gap: 16px;
    padding: 0 24px;
    position: sticky; top: 0; z-index: 50;
}
.sidebar-toggle {
    background: none; border: none;
    font-size: 16px; color: var(--text-3);
    padding: 5px 8px; border-radius: var(--r-xs);
    transition: background var(--dur);
}
.sidebar-toggle:hover { background: rgba(0,0,0,0.07); color: var(--text); }

.topbar-breadcrumb { display: flex; align-items: center; gap: 6px; font-size: 13px; flex: 1; }
.topbar-breadcrumb a { color: var(--text-3); }
.topbar-breadcrumb a:hover { color: var(--blue); }
.topbar-breadcrumb .sep { color: var(--text-4); font-size: 11px; }
.topbar-breadcrumb .current { color: var(--text); font-weight: 600; letter-spacing: -0.01em; }
.topbar-right { display: flex; align-items: center; gap: 10px; }

/* User Menu */
.user-menu { position: relative; }
.user-trigger {
    display: flex; align-items: center; gap: 8px;
    background: rgba(0,0,0,0.06);
    border: none;
    padding: 5px 12px 5px 6px;
    border-radius: var(--r-full);
    color: var(--text); font-size: 13px; font-weight: 500;
    transition: background var(--dur);
}
.user-trigger:hover { background: rgba(0,0,0,0.10); }
.user-dropdown {
    position: absolute; right: 0; top: calc(100% + 8px);
    background: var(--surface);
    border: 1px solid var(--border-lt);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    min-width: 180px; padding: 6px;
    display: none; z-index: 200;
}
.user-dropdown.open { display: block; }
.user-dropdown a,
.user-dropdown button {
    display: flex; align-items: center; gap: 8px;
    width: 100%;
    padding: 8px 12px;
    background: transparent;
    border: none;
    color: var(--text); font-size: 13px;
    font-family: inherit;
    text-align: left;
    cursor: pointer;
    border-radius: var(--r-xs);
}
.user-dropdown a:hover,
.user-dropdown button:hover { background: var(--bg); text-decoration: none; }
.user-dropdown a.text-danger,
.user-dropdown button.text-danger { color: var(--red); }
.user-dropdown form { margin: 0; }
.user-dropdown hr { border: none; border-top: 1px solid var(--border-lt); margin: 4px 0; }

/* ---------- Avatar ---------- */
.avatar {
    width: 32px; height: 32px;
    background: linear-gradient(135deg, var(--blue), #005BBB);
    color: #fff; font-weight: 700; font-size: 13px;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
}
.avatar.sm { width: 26px; height: 26px; font-size: 11px; }

/* ---------- Page Content ---------- */
.page-content { flex: 1; padding: 28px; }
.page-header {
    display: flex; align-items: flex-start; justify-content: space-between;
    margin-bottom: 28px; gap: 16px;
}
.page-header-left { display: flex; flex-direction: column; gap: 4px; }
.page-title {
    font-size: 26px; font-weight: 700;
    color: var(--text); letter-spacing: -0.02em; line-height: 1.15;
}
.page-subtitle { color: var(--text-3); font-size: 13px; }
.page-header-actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: flex-start; }
.pillar-tag {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 3px 10px; border-radius: var(--r-full);
    font-size: 12px; font-weight: 600;
}

/* ---------- Cards ---------- */
.card {
    background: var(--surface);
    border: 1px solid var(--border-lt);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
}
.card-header {
    padding: 15px 20px;
    border-bottom: 1px solid var(--border-lt);
    display: flex; align-items: center; justify-content: space-between;
}
.card-title { font-size: 15px; font-weight: 600; color: var(--text); letter-spacing: -0.01em; }
.card-subtitle { font-size: 12px; color: var(--text-3); margin-top: 2px; }
.card-body { padding: 20px; }
.card-footer {
    padding: 12px 20px;
    border-top: 1px solid var(--border-lt);
    background: var(--surface-2);
    border-radius: 0 0 var(--radius) var(--radius);
}

/* ---------- Stats Grid ---------- */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 14px; margin-bottom: 24px; }
.stat-card {
    background: var(--surface);
    border: 1px solid var(--border-lt);
    border-radius: var(--radius); padding: 20px;
    box-shadow: var(--shadow);
    display: flex; align-items: flex-start; gap: 14px;
    transition: box-shadow var(--dur);
}
.stat-card:hover { box-shadow: var(--shadow-md); }
.stat-icon {
    width: 42px; height: 42px; border-radius: var(--r-sm);
    display: flex; align-items: center; justify-content: center;
    font-size: 18px; flex-shrink: 0;
}
.stat-value { font-size: 28px; font-weight: 700; color: var(--text); line-height: 1.1; letter-spacing: -0.03em; }
.stat-label { font-size: 12px; color: var(--text-3); margin-top: 2px; font-weight: 500; }
.stat-delta { font-size: 12px; margin-top: 4px; font-weight: 500; }
.stat-delta.up   { color: var(--green); }
.stat-delta.down { color: var(--red); }

/* ---------- Pillar Dashboard Cards ---------- */
.pillar-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px; }
.pillar-card {
    background: var(--surface);
    border: 1px solid var(--border-lt);
    border-radius: var(--radius); overflow: hidden;
    box-shadow: var(--shadow);
    transition: box-shadow var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.pillar-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.pillar-card-header { padding: 16px 20px; display: flex; align-items: center; gap: 12px; }
.pillar-card-icon {
    width: 38px; height: 38px; border-radius: var(--r-sm);
    display: flex; align-items: center; justify-content: center;
    font-size: 17px; color: #fff; flex-shrink: 0;
}
.pillar-card-title { font-weight: 700; font-size: 14px; letter-spacing: -0.01em; }
.pillar-card-sub { font-size: 12px; color: var(--text-3); }
.pillar-card-body { padding: 0 20px 16px; }
.pillar-stats { display: flex; gap: 16px; flex-wrap: wrap; }
.ps-item { text-align: center; }
.ps-val { font-size: 22px; font-weight: 700; letter-spacing: -0.02em; }
.ps-lbl { font-size: 11px; color: var(--text-3); }
.pillar-card-footer {
    padding: 10px 20px;
    background: var(--surface-2);
    border-top: 1px solid var(--border-lt);
    display: flex; justify-content: flex-end;
}

/* ---------- Tables ---------- */
.table-wrapper { overflow-x: auto; }
table.tpm-table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.tpm-table th {
    background: var(--surface);
    border-bottom: 1px solid var(--border-lt);
    padding: 10px 16px;
    text-align: left; font-size: 11.5px;
    font-weight: 600; color: var(--text-3);
    text-transform: uppercase; letter-spacing: 0.04em;
    white-space: nowrap;
}
.tpm-table td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-lt);
    color: var(--text-2);
    vertical-align: middle;
}
.tpm-table tbody tr:hover td { background: rgba(0,113,227,0.03); }
.tpm-table tbody tr:last-child td { border-bottom: none; }

/* ---------- Badges ---------- */
.badge {
    display: inline-flex; align-items: center; gap: 4px;
    padding: 3px 9px; border-radius: var(--r-full);
    font-size: 11.5px; font-weight: 600;
    letter-spacing: 0.01em; white-space: nowrap;
}
.badge-gray   { background: rgba(0,0,0,0.07); color: var(--text-3); }
.badge-yellow { background: var(--yellow-lt); color: var(--yellow); }
.badge-green  { background: var(--green-lt);  color: var(--green); }
.badge-red    { background: var(--red-lt);    color: var(--red); }
.badge-blue   { background: var(--blue-lt);   color: var(--blue); }
.badge-purple { background: var(--purple-lt); color: var(--purple); }
.badge-teal   { background: var(--teal-lt);   color: var(--teal); }

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 8px 18px; border-radius: var(--r-full);
    font-size: 13px; font-weight: 500;
    border: none;
    transition: all var(--dur) var(--ease);
    cursor: pointer; white-space: nowrap;
    text-decoration: none; letter-spacing: -0.01em;
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--blue); color: #fff; }
.btn-primary:hover { background: var(--blue-hover); }
.btn-outline { background: rgba(0,0,0,0.07); color: var(--text); border: none; }
.btn-outline:hover { background: rgba(0,0,0,0.11); }
.btn-success { background: var(--green); color: #fff; }
.btn-success:hover { background: #157030; }
.btn-danger  { background: var(--red); color: #fff; }
.btn-danger:hover  { background: #a81c25; }
.btn-warning { background: var(--orange); color: #fff; }
.btn-warning:hover { background: #9e4600; }
.btn-sm { padding: 5px 12px; font-size: 12px; }
.btn-icon { padding: 7px 9px; border-radius: var(--r-sm); }

/* ---------- Forms ---------- */
.form-group { margin-bottom: 18px; }
.form-label { display: block; font-size: 13px; font-weight: 600; color: var(--text-2); margin-bottom: 6px; }
.form-label .required { color: var(--red); }
.form-control {
    width: 100%; padding: 9px 13px;
    border: 1px solid var(--border);
    border-radius: var(--r-sm); font-size: 14px;
    color: var(--text); background: var(--surface);
    transition: border-color var(--dur), box-shadow var(--dur);
    font-family: inherit;
}
.form-control:focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(0,113,227,0.15); }
.form-control[readonly] { background: var(--surface-2); color: var(--text-3); }
select.form-control { cursor: pointer; }
textarea.form-control { resize: vertical; min-height: 100px; }
.form-hint  { font-size: 12px; color: var(--text-3); margin-top: 4px; }
.form-error { font-size: 12px; color: var(--red); margin-top: 4px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-row.cols-3 { grid-template-columns: 1fr 1fr 1fr; }

/* ---------- Alerts ---------- */
.alert {
    display: flex; align-items: center; gap: 10px;
    padding: 12px 16px; border-radius: var(--r-sm);
    margin-bottom: 16px; font-size: 13.5px;
    position: relative;
}
.alert-success { background: var(--green-lt);  color: var(--green);  border: 1px solid rgba(26,141,60,0.25); }
.alert-danger  { background: var(--red-lt);    color: var(--red);    border: 1px solid rgba(201,35,45,0.25); }
.alert-warning { background: var(--orange-lt); color: var(--orange); border: 1px solid rgba(191,87,0,0.25); }
.alert-info    { background: var(--blue-lt);   color: var(--blue);   border: 1px solid rgba(0,113,227,0.25); }
.alert-close { background: none; border: none; position: absolute; right: 12px; color: inherit; opacity: .6; }
.alert-close:hover { opacity: 1; }

/* ---------- Modals ---------- */
.modal-overlay {
    position: fixed; inset: 0;
    background: rgba(0,0,0,0.45);
    display: flex; align-items: center; justify-content: center;
    z-index: 500; opacity: 0; pointer-events: none;
    transition: opacity .2s;
}
.modal-overlay.open { opacity: 1; pointer-events: all; }
.modal {
    position: relative; z-index: 1;
    background: var(--surface);
    border-radius: var(--r-xl);
    box-shadow: var(--shadow-lg);
    width: 90%; max-width: 600px;
    max-height: 90vh; overflow: hidden;
    display: flex; flex-direction: column;
    transform: translateY(-16px) scale(.97);
    transition: transform .22s var(--ease);
    border: 1px solid var(--border-lt);
}
.modal-overlay.open .modal { transform: none; }
.modal-lg { max-width: 860px; }
.modal-header {
    padding: 20px 24px 16px;
    border-bottom: 1px solid var(--border-lt);
    display: flex; align-items: center; justify-content: space-between;
    flex-shrink: 0;
}
.modal-title { font-size: 16px; font-weight: 700; letter-spacing: -0.01em; }
.modal-close {
    background: rgba(0,0,0,0.07); border: none;
    width: 28px; height: 28px; border-radius: 50%;
    font-size: 16px; color: var(--text-3);
    display: flex; align-items: center; justify-content: center;
    transition: background var(--dur);
}
.modal-close:hover { background: rgba(0,0,0,0.12); color: var(--text); }
.modal-body { padding: 20px 24px; overflow-y: auto; }
.modal-footer {
    padding: 14px 24px;
    border-top: 1px solid var(--border-lt);
    display: flex; justify-content: flex-end; gap: 8px;
    flex-shrink: 0;
}

/* ---------- Workflow Timeline ---------- */
.workflow-timeline { list-style: none; position: relative; padding-left: 28px; }
.workflow-timeline::before { content: ''; position: absolute; left: 9px; top: 8px; bottom: 8px; width: 1.5px; background: var(--border-lt); }
.wf-step { position: relative; padding-bottom: 20px; }
.wf-step:last-child { padding-bottom: 0; }
.wf-dot {
    position: absolute; left: -23px; top: 3px;
    width: 18px; height: 18px; border-radius: 50%;
    background: var(--bg-2);
    display: flex; align-items: center; justify-content: center;
    font-size: 8px; color: var(--text-3);
    border: 1.5px solid var(--border);
}
.wf-dot.approved { background: var(--green-lt);  color: var(--green);  border-color: rgba(26,141,60,0.3); }
.wf-dot.rejected { background: var(--red-lt);    color: var(--red);    border-color: rgba(201,35,45,0.3); }
.wf-dot.review   { background: var(--orange-lt); color: var(--orange); border-color: rgba(191,87,0,0.3); }
.wf-dot.draft    { background: var(--bg-2); color: var(--text-4); border-color: var(--border); }
.wf-action { font-size: 13px; font-weight: 600; color: var(--text); }
.wf-meta { font-size: 12px; color: var(--text-3); }
.wf-comment { font-size: 12.5px; color: var(--text-2); background: var(--surface-2); border-radius: var(--r-sm); padding: 8px 12px; margin-top: 6px; border-left: 2px solid var(--border); }

/* ---------- Progress Bar ---------- */
.progress { background: var(--bg-2); border-radius: var(--r-full); overflow: hidden; height: 6px; }
.progress-bar { height: 100%; border-radius: var(--r-full); background: var(--blue); transition: width .5s var(--ease); }

/* ---------- AM Steps Tracker ---------- */
.am-tracker { display: flex; gap: 8px; overflow-x: auto; }
.am-step {
    flex: 1; min-width: 90px;
    padding: 14px 10px; text-align: center;
    background: var(--surface);
    border: 1px solid var(--border-lt);
    border-radius: var(--r);
    box-shadow: var(--shadow);
    transition: all var(--dur) var(--ease);
    cursor: default;
}
.am-step:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.am-step.completed {
    background: linear-gradient(135deg, #EAF7EF, #D9F0E3);
    border-color: rgba(26,141,60,0.2);
}
.am-step.in_progress {
    background: linear-gradient(135deg, #FEF5E8, #FEE8CC);
    border-color: rgba(191,87,0,0.2);
}
.am-step-no { font-size: 22px; font-weight: 700; color: var(--text-4); letter-spacing: -0.03em; line-height: 1; }
.am-step.completed  .am-step-no { color: var(--green); }
.am-step.in_progress .am-step-no { color: var(--orange); }
.am-step-label { font-size: 11px; color: var(--text-3); margin-top: 6px; line-height: 1.3; font-weight: 500; }
.am-step-date  { font-size: 10px; color: var(--text-4); margin-top: 3px; }

/* ---------- Filters / Search ---------- */
.filter-bar { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; flex-wrap: wrap; }
.search-box { position: relative; }
.search-box input {
    padding-left: 34px; min-width: 200px;
    background: rgba(0,0,0,0.06); border: none; border-radius: var(--r-full);
    padding: 7px 14px 7px 34px;
    font-size: 13px; color: var(--text);
}
.search-box input:focus { outline: none; background: var(--surface); box-shadow: 0 0 0 3px rgba(0,113,227,0.15); }
.search-box i { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); color: var(--text-4); font-size: 12px; }

/* ---------- Pagination ---------- */
.pagination { display: flex; gap: 4px; align-items: center; justify-content: center; margin-top: 20px; }
.page-btn {
    width: 32px; height: 32px;
    display: flex; align-items: center; justify-content: center;
    border: 1px solid var(--border-lt); border-radius: var(--r-sm);
    font-size: 13px; color: var(--text-2);
    background: var(--surface); cursor: pointer;
    transition: background var(--dur);
}
.page-btn:hover { background: var(--bg-2); }
.page-btn.active { background: var(--blue); color: #fff; border-color: var(--blue); }
.page-btn:disabled { opacity: .4; cursor: default; }

/* ---------- Tag Colors (AM) ---------- */
.tag-white  { display: inline-block; white-space: nowrap; background: #fff;             color: #3A3A3C; border: 1.5px solid #AEAEB2;          border-radius: var(--r-full); padding: 2px 9px; font-size: 11.5px; font-weight: 600; }
.tag-red    { display: inline-block; white-space: nowrap; background: var(--red-lt);   color: var(--red);   border: 1px solid rgba(201,35,45,0.25);  border-radius: var(--r-full); padding: 2px 9px; font-size: 11.5px; font-weight: 600; }
.tag-yellow { display: inline-block; white-space: nowrap; background: #FFF8E1;          color: #BF6000;      border: 1px solid rgba(191,96,0,0.25);   border-radius: var(--r-full); padding: 2px 9px; font-size: 11.5px; font-weight: 600; }

/* ---------- Login Page ---------- */
.login-page { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: var(--bg); }
.login-box {
    background: var(--surface);
    border-radius: var(--r-xl); padding: 40px;
    width: 100%; max-width: 400px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-lt);
}
.login-logo { text-align: center; margin-bottom: 28px; }
.login-logo .icon {
    width: 60px; height: 60px;
    background: linear-gradient(135deg, var(--blue), #005BBB);
    border-radius: 14px;
    display: flex; align-items: center; justify-content: center;
    font-size: 26px; color: #fff; margin: 0 auto 12px;
    box-shadow: 0 4px 12px rgba(0,113,227,0.3);
}
.login-logo h1 { font-size: 20px; font-weight: 700; letter-spacing: -0.02em; }
.login-logo p  { color: var(--text-3); font-size: 13px; }

/* ---------- Empty State ---------- */
.empty-state { text-align: center; padding: 48px 24px; color: var(--text-3); }
.empty-state i { font-size: 44px; color: var(--text-4); margin-bottom: 16px; display: block; }
.empty-state h3 { font-size: 16px; font-weight: 600; color: var(--text-2); margin-bottom: 8px; }

/* ---------- Responsive ---------- */
/* ---------- Responsive 2-col detail layout (main + side) ---------- */
.split-2col { display: grid; grid-template-columns: minmax(0,1fr) 300px; gap: 20px; align-items: start; }

/* ---------- Responsive "card" table: stacks rows on mobile ---------- */
.table-card { width: 100%; }

@media (max-width: 768px) {
    :root { --sidebar-w: 0px; }
    .sidebar { transform: translateX(-260px); width: 260px; transition: transform .3s; }
    .sidebar.open { transform: none; }
    .main-wrapper { margin-left: 0; }
    .form-row, .form-row.cols-3 { grid-template-columns: 1fr; }
    .page-header { flex-direction: column; gap: 12px; }
    .stats-grid { grid-template-columns: 1fr 1fr; }

    /* stack 2-col detail layouts (side panel drops below main) */
    .split-2col { grid-template-columns: 1fr; }

    /* turn data tables into stacked cards — no horizontal scroll */
    .table-card thead { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }
    .table-card, .table-card tbody, .table-card tr, .table-card td { display: block; width: 100%; }
    .table-card tr { border: 1px solid var(--border-lt); border-radius: var(--r-lg, 12px); padding: 6px 0; margin-bottom: 12px; background: #fff; }
    .table-card tr:hover td { background: transparent; }
    .table-card td { border: none !important; padding: 7px 16px; text-align: right; max-width: none !important; white-space: normal !important; overflow: visible !important; display: flex; justify-content: space-between; align-items: center; gap: 14px; }
    .table-card td::before { content: attr(data-label); font-weight: 600; color: var(--text-3); text-align: left; flex-shrink: 0; }
    .table-card td:empty { display: none; }
    .table-card td[data-label=""]:last-child { justify-content: flex-end; padding-top: 10px; }
}

/* ---------- Utility ---------- */
.flex { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.mt-1 { margin-top: 4px; }
.mt-2 { margin-top: 8px; }
.mt-4 { margin-top: 16px; }
.mb-4 { margin-bottom: 16px; }
.text-sm { font-size: 12px; }
.text-muted { color: var(--text-3); }
.text-center { text-align: center; }
.font-bold { font-weight: 700; }
.w-full { width: 100%; }
.hidden { display: none !important; }
.text-danger { color: var(--red); }
.text-success { color: var(--green); }
.divider { border: none; border-top: 1px solid var(--border-lt); margin: 16px 0; }

/* ============================================================
   Apple polish — typography, micro-interactions, a11y, motion
   ============================================================ */

/* Tabular figures so numbers/percentages align like Apple UI */
.stat-value, .stat-delta, .ps-val, .am-step-no, .am-step-date,
.tpm-table td, .badge, .page-btn, .progress + *, .pillar-stats {
    font-variant-numeric: tabular-nums;
    font-feature-settings: "tnum" 1;
}

/* Display-weight headings get tighter tracking (SF Pro Display feel) */
.page-title, .stat-value, .modal-title, .login-logo h1 {
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Inter", system-ui, sans-serif;
    text-wrap: balance;
}

/* Micro press-state — gentle Apple "tap" feedback */
.btn:active,
.user-trigger:active,
.modal-close:active,
.page-btn:active,
.sidebar-toggle:active { transform: scale(0.97); }
.btn { will-change: transform; }
.nav-item:active, .nav-sub-item:active, .nav-group-toggle:active { transform: scale(0.99); }

/* Stat cards lift slightly on hover (match pillar cards) */
.stat-card { transition: box-shadow var(--dur) var(--ease), transform var(--dur) var(--ease); }
.stat-card:hover { transform: translateY(-1px); }

/* Keyboard focus ring — visible, on-brand, only for keyboard users */
.btn:focus-visible,
.user-trigger:focus-visible,
.nav-item:focus-visible,
.nav-sub-item:focus-visible,
.page-btn:focus-visible,
a:focus-visible {
    outline: none;
    box-shadow: 0 0 0 3px rgba(0,122,255,0.35);
    border-radius: var(--r-sm);
}

/* macOS-style thin scrollbars */
* { scrollbar-width: thin; scrollbar-color: rgba(0,0,0,0.22) transparent; }
::-webkit-scrollbar { width: 9px; height: 9px; }
::-webkit-scrollbar-thumb { background: rgba(0,0,0,0.20); border-radius: 999px; border: 2px solid transparent; background-clip: content-box; }
::-webkit-scrollbar-thumb:hover { background: rgba(0,0,0,0.32); background-clip: content-box; }
::-webkit-scrollbar-track { background: transparent; }

html { scroll-behavior: smooth; }

/* Respect users who prefer reduced motion (per design guideline) */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.001ms !important;
        scroll-behavior: auto !important;
    }
    .btn:active, .nav-item:active, .nav-sub-item:active,
    .stat-card:hover, .pillar-card:hover, .am-step:hover { transform: none; }
}