@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500;600&family=IBM+Plex+Sans:wght@300;400;500;600;700&display=swap');

:root {
  --bg-900:#0b0f14;--bg-800:#10151c;--bg-700:#161c26;--bg-600:#1c2433;
  --bg-500:#232d3f;--bg-400:#2c3a50;--bg-300:#3a4d6a;
  --border:#253045;--border-h:#3a5070;
  --tx-100:#eaf0fa;--tx-200:#c0cce0;--tx-300:#8899b8;--tx-400:#5a6a88;
  --ac-amber:#e8a020;--ac-amber-dim:rgba(232,160,32,.10);--ac-amber-rgb:232,160,32;
  --ac-teal:#2ec4a8;--ac-teal-dim:rgba(46,196,168,.10);--ac-teal-rgb:46,196,168;
  --ac-blue:#4888e8;--ac-blue-dim:rgba(72,136,232,.10);--ac-blue-rgb:72,136,232;
  --ac-red:#e85858;--ac-red-dim:rgba(232,88,88,.10);--ac-red-rgb:232,88,88;
  --ac-green:#3aba6e;--ac-green-dim:rgba(58,186,110,.10);--ac-green-rgb:58,186,110;
  --ac-purple:#8868d8;--ac-purple-dim:rgba(136,104,216,.10);--ac-purple-rgb:136,104,216;
  --ac-orange:#e07028;--ac-orange-dim:rgba(224,112,40,.10);--ac-orange-rgb:224,112,40;
  --gray-dim:rgba(90,106,136,.10);
  --shadow:0 4px 16px rgba(0,0,0,.4);
  --mono:'IBM Plex Mono',monospace;--sans:'IBM Plex Sans',sans-serif;
  --sidebar:56px;--panel:280px;
  --radius:6px;--radius-lg:10px;
}
[data-theme="light"] {
  --bg-900:#f3f5f9;--bg-800:#ffffff;--bg-700:#f6f8fb;--bg-600:#edf0f5;
  --bg-500:#e0e5ee;--bg-400:#c8d0dc;--bg-300:#a8b4c4;
  --border:#dee3eb;--border-h:#c4ccd8;
  --tx-100:#0b0f14;--tx-200:#2c3a50;--tx-300:#5a6a88;--tx-400:#8899b8;
  --ac-amber:#b06c08;--ac-amber-dim:rgba(176,108,8,.10);--ac-amber-rgb:176,108,8;
  --ac-teal:#0a8a72;--ac-teal-dim:rgba(10,138,114,.10);--ac-teal-rgb:10,138,114;
  --ac-blue:#2668d4;--ac-blue-dim:rgba(38,104,212,.10);--ac-blue-rgb:38,104,212;
  --ac-red:#c73838;--ac-red-dim:rgba(199,56,56,.10);--ac-red-rgb:199,56,56;
  --ac-green:#1e8e4e;--ac-green-dim:rgba(30,142,78,.10);--ac-green-rgb:30,142,78;
  --ac-purple:#6040b8;--ac-purple-dim:rgba(96,64,184,.10);--ac-purple-rgb:96,64,184;
  --ac-orange:#c0541c;--ac-orange-dim:rgba(192,84,28,.10);--ac-orange-rgb:192,84,28;
  --gray-dim:rgba(90,106,136,.08);
  --shadow:0 4px 16px rgba(17,24,39,.09);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{height:100%}
body{font-family:var(--sans);font-size:13px;color:var(--tx-200);background:var(--bg-900);height:100%;overflow:hidden;line-height:1.5;-webkit-font-smoothing:antialiased;transition:background .2s,color .2s;display:flex;flex-direction:column}
::-webkit-scrollbar{width:5px;height:5px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:var(--bg-400);border-radius:3px}
::-webkit-scrollbar-thumb:hover{background:var(--bg-300)}
button{font-family:var(--sans);cursor:pointer;border:none;background:none;color:inherit;font-size:inherit}
input,select,textarea{font-family:var(--sans);font-size:13px;color:var(--tx-100);background:var(--bg-700);border:1px solid var(--border);border-radius:var(--radius);padding:7px 10px;outline:none;transition:border-color .15s}
input:focus,select:focus,textarea:focus{border-color:var(--ac-teal)}
select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg width='10' height='6' viewBox='0 0 10 6' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1L5 5L9 1' stroke='%238899b8' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 10px center;padding-right:28px}
textarea{resize:vertical;min-height:60px}

/* ─── APP SHELL ─── */
#app{display:flex;flex:1;overflow:hidden;min-height:0}
#app.area-stream,#app.area-reviews,#app.area-admin{--hide-rail:1}
#app.area-stream #rail,#app.area-stream #panel,#app.area-reviews #rail,#app.area-reviews #panel,#app.area-admin #rail,#app.area-admin #panel{display:none}
#app.area-stream #main-header,#app.area-reviews #main-header,#app.area-admin #main-header{display:none}

/* ─── ICON RAIL ─── */
#rail{width:var(--sidebar);background:var(--bg-800);border-right:1px solid var(--border);display:flex;flex-direction:column;align-items:center;padding:12px 0;flex-shrink:0;z-index:10}
.rail-logo{width:32px;height:32px;border-radius:6px;background:linear-gradient(135deg,var(--ac-amber),var(--ac-teal));display:flex;align-items:center;justify-content:center;font-family:var(--mono);font-weight:700;font-size:12px;color:var(--bg-900);margin-bottom:16px;letter-spacing:-.5px}
.rail-sep{width:24px;height:1px;background:var(--border);margin:6px 0}
.rail-btn{width:36px;height:36px;display:flex;align-items:center;justify-content:center;border-radius:8px;color:var(--tx-400);transition:all .15s;position:relative;margin:2px 0}
.rail-btn:hover{background:var(--bg-600);color:var(--tx-200)}
.rail-btn.active{background:var(--ac-teal-dim);color:var(--ac-teal)}
.rail-btn svg{width:18px;height:18px}
.rail-btn .tip{position:absolute;left:46px;top:50%;transform:translateY(-50%);background:var(--bg-500);color:var(--tx-100);font-size:11px;padding:4px 8px;border-radius:4px;white-space:nowrap;pointer-events:none;opacity:0;transition:opacity .15s}
.rail-btn:hover .tip{opacity:1}
.rail-spacer{flex:1}

/* ─── TREE PANEL ─── */
#panel{width:var(--panel);background:var(--bg-800);border-right:1px solid var(--border);display:flex;flex-direction:column;flex-shrink:0;overflow:hidden}
#panel.hidden{display:none}
.panel-header{padding:12px 14px;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:8px}
.panel-title{font-weight:600;font-size:12px;letter-spacing:.03em;color:var(--tx-200);flex:1}
.panel-btn{width:24px;height:24px;display:flex;align-items:center;justify-content:center;border-radius:4px;color:var(--tx-400);transition:all .12s}
.panel-btn:hover{background:var(--bg-600);color:var(--tx-100)}
#tree-container{flex:1;overflow-y:auto;padding:8px 0}
.tree-level{font-family:var(--mono);font-size:9px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--tx-400);padding:10px 14px 4px;user-select:none}
.tree-item{display:flex;align-items:center;gap:6px;padding:5px 14px;cursor:pointer;transition:background .1s;border-left:2px solid transparent;user-select:none}
.tree-item:hover{background:var(--bg-700)}
.tree-item.selected{background:var(--ac-teal-dim);border-left-color:var(--ac-teal);color:var(--tx-100)}
.tree-item.selected .tree-id{color:var(--ac-teal)}
.tree-expand{width:14px;height:14px;display:flex;align-items:center;justify-content:center;color:var(--tx-400);font-size:8px;flex-shrink:0;transition:transform .15s}
.tree-expand.open{transform:rotate(90deg)}
.tree-expand.empty{visibility:hidden}
.tree-dot{width:6px;height:6px;border-radius:50%;flex-shrink:0}
.tree-id{font-family:var(--mono);font-size:10px;font-weight:500;color:var(--tx-300);flex-shrink:0}
.tree-name{font-size:12px;color:var(--tx-200);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;flex:1}
.tree-children{display:none;padding-left:12px}
.tree-children.open{display:block}
.tree-filter{padding:6px 10px;border-bottom:1px solid var(--border)}
.tree-filter input{width:100%;padding:5px 8px;font-size:11px;background:var(--bg-700);border:1px solid var(--border);border-radius:4px}

/* ─── MAIN AREA ─── */
#main{flex:1;display:flex;flex-direction:column;overflow:hidden;position:relative}
#main-header{height:44px;background:var(--bg-800);border-bottom:1px solid var(--border);display:flex;align-items:center;padding:0 16px;flex-shrink:0;gap:8px}
.tab-bar{display:flex;gap:2px;flex:1;overflow-x:auto}
.tab{padding:6px 14px;border-radius:6px 6px 0 0;font-size:12px;font-weight:500;color:var(--tx-400);cursor:pointer;transition:all .12s;white-space:nowrap;border-bottom:2px solid transparent}
.tab:hover{color:var(--tx-200);background:var(--bg-700)}
.tab.active{color:var(--ac-teal);border-bottom-color:var(--ac-teal);background:var(--bg-700)}
.hdr-actions{display:flex;gap:6px}
.hdr-btn{display:flex;align-items:center;gap:5px;padding:5px 10px;border-radius:var(--radius);font-size:11px;font-weight:500;transition:all .12s}
.hdr-btn:hover{background:var(--bg-600)}
.hdr-btn.primary{background:var(--ac-teal);color:var(--bg-900)}
.hdr-btn.primary:hover{background:#35d4b6}
#main-content{flex:1;overflow-y:auto;padding:20px;background:var(--bg-900)}

/* ─── VIEWS (switchable) ─── */
.view{display:none}
.view.active{display:block}

/* ─── DASHBOARD VIEW ─── */
.dash-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:12px;margin-bottom:20px}
.stat-card{background:var(--bg-700);border:1px solid var(--border);border-radius:var(--radius-lg);padding:16px}
.stat-label{font-size:10px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--tx-400);margin-bottom:6px}
.stat-val{font-family:var(--mono);font-size:24px;font-weight:600;line-height:1}
.stat-sub{font-size:11px;color:var(--tx-400);margin-top:4px}
.dash-section{margin:20px 0}
.dash-section-title{font-size:13px;font-weight:600;color:var(--tx-200);margin-bottom:10px;display:flex;align-items:center;gap:8px}
.dash-section-title::before{content:'';width:3px;height:14px;border-radius:2px;background:var(--ac-teal)}
.coverage-bar{height:8px;background:var(--bg-500);border-radius:4px;overflow:hidden;margin:8px 0}
.coverage-fill{height:100%;border-radius:4px;transition:width .4s ease}
.coverage-legend{display:flex;gap:16px;font-size:11px;color:var(--tx-300)}
.coverage-legend span{display:flex;align-items:center;gap:4px}
.coverage-legend span::before{content:'';width:8px;height:8px;border-radius:2px;display:block}

/* ─── REQUIREMENT DETAIL VIEW ─── */
.req-detail{max-width:900px}
.req-header{display:flex;align-items:flex-start;gap:16px;margin-bottom:24px}
.req-id-big{font-family:var(--mono);font-size:14px;font-weight:600;padding:6px 12px;border-radius:var(--radius);flex-shrink:0}
.req-title-wrap{flex:1}
.req-title-edit{font-size:18px;font-weight:600;color:var(--tx-100);background:transparent;border:1px solid transparent;border-radius:4px;width:100%;padding:4px 6px}
.req-title-edit:hover{border-color:var(--border)}
.req-title-edit:focus{border-color:var(--ac-teal);background:var(--bg-700)}
.req-meta{display:flex;gap:8px;margin-top:6px;flex-wrap:wrap}

.field-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:16px 0}
.field-group{display:flex;flex-direction:column;gap:4px}
.field-group.full{grid-column:1/-1}
.field-label{font-size:10px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--tx-400)}

.badge{display:inline-flex;align-items:center;gap:4px;padding:2px 8px;border-radius:4px;font-family:var(--mono);font-size:10px;font-weight:600;white-space:nowrap}
.b-amber{background:var(--ac-amber-dim);color:var(--ac-amber);border:1px solid rgba(var(--ac-amber-rgb),.25)}
.b-teal{background:var(--ac-teal-dim);color:var(--ac-teal);border:1px solid rgba(var(--ac-teal-rgb),.25)}
.b-blue{background:var(--ac-blue-dim);color:var(--ac-blue);border:1px solid rgba(var(--ac-blue-rgb),.25)}
.b-red{background:var(--ac-red-dim);color:var(--ac-red);border:1px solid rgba(var(--ac-red-rgb),.25)}
.b-green{background:var(--ac-green-dim);color:var(--ac-green);border:1px solid rgba(var(--ac-green-rgb),.25)}
.b-purple{background:var(--ac-purple-dim);color:var(--ac-purple);border:1px solid rgba(var(--ac-purple-rgb),.25)}
.b-orange{background:var(--ac-orange-dim);color:var(--ac-orange);border:1px solid rgba(var(--ac-orange-rgb),.25)}
.b-gray{background:var(--gray-dim);color:var(--tx-400);border:1px solid var(--border)}

/* ─── LINKS SECTION ─── */
.links-section{margin:20px 0}
.links-title{font-size:12px;font-weight:600;color:var(--tx-300);margin-bottom:8px;display:flex;align-items:center;gap:8px}
.link-row{display:flex;align-items:center;gap:8px;padding:6px 10px;background:var(--bg-700);border:1px solid var(--border);border-radius:var(--radius);margin-bottom:4px;cursor:pointer;transition:border-color .15s}
.link-row:hover{border-color:var(--border-h)}
.link-dir{font-family:var(--mono);font-size:10px;font-weight:600;width:16px;text-align:center;flex-shrink:0}
.link-id{font-family:var(--mono);font-size:11px;font-weight:500;color:var(--ac-teal)}
.link-name{font-size:12px;color:var(--tx-300);flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.link-rm{opacity:0;transition:opacity .15s;color:var(--ac-red);font-size:14px;flex-shrink:0}
.link-row:hover .link-rm{opacity:1}

/* ─── TRACEABILITY MATRIX VIEW ─── */
.matrix-controls{display:flex;gap:10px;margin-bottom:16px;flex-wrap:wrap;align-items:center}
.matrix-controls label{font-size:11px;font-weight:600;color:var(--tx-400);letter-spacing:.04em}
.matrix-controls select{font-size:11px;padding:4px 24px 4px 8px}
.matrix-wrap{overflow:auto;max-height:calc(100vh - 180px);background:var(--bg-800);border:1px solid var(--border);border-radius:var(--radius-lg)}
.matrix-wrap table{border-collapse:separate;border-spacing:0;width:auto;min-width:100%}
.matrix-wrap th,.matrix-wrap td{padding:0;border-right:1px solid var(--border);border-bottom:1px solid var(--border)}
.matrix-wrap th{position:sticky;top:0;background:var(--bg-700);z-index:2;font-family:var(--mono);font-size:9px;font-weight:600;letter-spacing:.05em;color:var(--tx-400);text-transform:uppercase;white-space:nowrap}
.matrix-wrap th.corner{position:sticky;left:0;z-index:3}
.matrix-wrap .row-hdr{position:sticky;left:0;background:var(--bg-700);z-index:1;font-family:var(--mono);font-size:10px;font-weight:500;color:var(--tx-200);white-space:nowrap;padding:4px 10px}
.m-cell{width:32px;height:32px;display:flex;align-items:center;justify-content:center;cursor:default;transition:background .1s;margin:auto}
.m-cell.linked:hover{background:var(--bg-500);border-radius:2px}
.m-cell.linked{color:var(--ac-green);font-size:16px;font-weight:700}
.m-cell.empty{color:var(--bg-500);font-size:10px}

/* ─── VERIFICATION MATRIX ─── */
.verif-wrap{overflow:auto;max-height:calc(100vh - 180px)}
.verif-table{width:100%;border-collapse:collapse;font-size:12px}
.verif-table th{position:sticky;top:0;background:var(--bg-700);z-index:2;text-align:left;padding:8px 12px;font-family:var(--mono);font-size:9px;font-weight:600;letter-spacing:.05em;color:var(--tx-400);text-transform:uppercase;border-bottom:1px solid var(--border)}
.verif-table td{padding:7px 12px;border-bottom:1px solid var(--border);vertical-align:middle}
.verif-table tr:hover td{background:rgba(255,255,255,.015)}
.verif-method{display:inline-flex;align-items:center;gap:4px;padding:2px 7px;border-radius:4px;font-size:10px;font-weight:600;font-family:var(--mono)}
.vm-test{background:var(--ac-blue-dim);color:var(--ac-blue)}
.vm-analysis{background:var(--ac-purple-dim);color:var(--ac-purple)}
.vm-inspection{background:var(--ac-amber-dim);color:var(--ac-amber)}
.vm-demo{background:var(--ac-green-dim);color:var(--ac-green)}
.vm-review{background:var(--ac-orange-dim);color:var(--ac-orange)}
.vs-select{font-size:11px;padding:3px 22px 3px 6px;border-radius:4px}
.vs-unverified{border-color:var(--tx-400);color:var(--tx-400)}
.vs-planned{border-color:var(--ac-blue);color:var(--ac-blue)}
.vs-in-progress{border-color:var(--ac-amber);color:var(--ac-amber)}
.vs-passed{border-color:var(--ac-green);color:var(--ac-green);background:var(--ac-green-dim)}
.vs-failed{border-color:var(--ac-red);color:var(--ac-red);background:var(--ac-red-dim)}
.vs-waived{border-color:var(--tx-400);color:var(--tx-400)}

/* ─── MODAL ─── */
.modal-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.55);z-index:100;display:flex;align-items:center;justify-content:center;opacity:0;pointer-events:none;transition:opacity .15s}
.modal-backdrop.open{opacity:1;pointer-events:auto}
.modal{background:var(--bg-700);border:1px solid var(--border);border-radius:var(--radius-lg);width:520px;max-width:92vw;max-height:85vh;display:flex;flex-direction:column;transform:translateY(12px);transition:transform .15s}
.modal-backdrop.open .modal{transform:translateY(0)}
.modal-header{display:flex;align-items:center;padding:14px 18px;border-bottom:1px solid var(--border)}
.modal-title{font-size:14px;font-weight:600;color:var(--tx-100);flex:1}
.modal-close{width:28px;height:28px;display:flex;align-items:center;justify-content:center;border-radius:4px;color:var(--tx-400);font-size:18px}
.modal-close:hover{background:var(--bg-500);color:var(--tx-100)}
.modal-body{padding:18px;overflow-y:auto;flex:1}
.modal-footer{padding:12px 18px;border-top:1px solid var(--border);display:flex;justify-content:flex-end;gap:8px}
.btn{padding:6px 14px;border-radius:var(--radius);font-size:12px;font-weight:500;transition:all .12s}
.btn-ghost{color:var(--tx-300);border:1px solid var(--border)}
.btn-ghost:hover{border-color:var(--border-h);color:var(--tx-100)}
.btn-primary{background:var(--ac-teal);color:var(--bg-900);font-weight:600}
.btn-primary:hover{background:#35d4b6}
.btn-danger{background:var(--ac-red-dim);color:var(--ac-red);border:1px solid rgba(var(--ac-red-rgb),.3)}
.btn-danger:hover{background:rgba(var(--ac-red-rgb),.2)}

/* ─── CONTEXT MENU ─── */
.ctx-menu{position:fixed;z-index:90;background:var(--bg-600);border:1px solid var(--border-h);border-radius:var(--radius);padding:4px;min-width:180px;box-shadow:var(--shadow);display:none}
.ctx-menu.open{display:block}
.ctx-item{display:flex;align-items:center;gap:8px;padding:6px 10px;border-radius:4px;font-size:12px;color:var(--tx-200);cursor:pointer;transition:background .1s}
.ctx-item:hover{background:var(--bg-400)}
.ctx-item.danger{color:var(--ac-red)}
.ctx-sep{height:1px;background:var(--border);margin:4px 0}

/* ─── TOAST ─── */
#toast-container{position:fixed;bottom:20px;right:20px;z-index:200;display:flex;flex-direction:column;gap:8px;pointer-events:none}
.toast{background:var(--bg-600);border:1px solid var(--border-h);border-radius:var(--radius);padding:10px 14px;font-size:12px;color:var(--tx-100);pointer-events:auto;box-shadow:var(--shadow);transform:translateX(120%);transition:transform .25s ease;max-width:320px;display:flex;align-items:center;gap:8px}
.toast .toast-action{background:transparent;border:1px solid currentColor;color:inherit;padding:3px 8px;border-radius:4px;font-size:11px;font-weight:500;cursor:pointer;flex-shrink:0}
.toast.show{transform:translateX(0)}
.toast.success{border-left:3px solid var(--ac-green)}
.toast.error{border-left:3px solid var(--ac-red)}
.toast.info{border-left:3px solid var(--ac-blue)}

/* ─── V-MODEL DIAGRAM ─── */
.vmodel{display:flex;flex-direction:column;align-items:center;gap:2px;margin:16px 0;user-select:none}
.vmodel-row{display:flex;align-items:center;gap:6px}
.vmodel-node{padding:6px 14px;border-radius:var(--radius);font-size:11px;font-weight:500;cursor:pointer;transition:all .15s;border:1px solid;text-align:center;min-width:130px}
.vmodel-node:hover{transform:translateY(-1px)}
.vmodel-arrow{color:var(--tx-400);font-size:16px}
.vmodel-spacer{width:180px}

/* ─── EMPTY STATE ─── */
.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px 20px;text-align:center}
.empty-icon{font-size:40px;margin-bottom:12px;opacity:.5}
.empty-title{font-size:16px;font-weight:600;color:var(--tx-200);margin-bottom:6px}
.empty-desc{font-size:13px;color:var(--tx-400);max-width:360px;margin-bottom:16px}

/* ─── LOGIN GATE ─── */
#login-screen{position:fixed;inset:0;background:radial-gradient(ellipse at top, var(--bg-700), var(--bg-900));z-index:50;display:flex;align-items:center;justify-content:center;padding:20px;animation:fadein .25s ease}
@keyframes fadein{from{opacity:0}to{opacity:1}}
#login-screen.hidden{display:none}
.login-card{max-width:480px;width:100%;background:var(--bg-800);border:1px solid var(--border);border-radius:16px;padding:40px 36px;text-align:center;box-shadow:0 12px 48px rgba(0,0,0,.5)}
.login-card .login-logo{margin-bottom:18px}
.login-card h1{font-size:32px;font-weight:600;color:var(--tx-100);margin-bottom:8px;letter-spacing:-1px;font-family:var(--sans)}
.login-card .login-tagline{font-size:14px;color:var(--tx-300);margin-bottom:28px;line-height:1.6}
.login-btn{display:inline-flex;align-items:center;gap:10px;padding:11px 22px;background:#fff;color:#1f1f1f;border-radius:6px;font-size:14px;font-weight:500;cursor:pointer;transition:all .12s;border:1px solid #dadce0;font-family:'Roboto', var(--sans)}
.login-btn:hover{box-shadow:0 1px 3px rgba(60,64,67,.3),0 4px 8px rgba(60,64,67,.15)}
.login-btn .gicon{width:18px;height:18px;flex-shrink:0}
.login-card .login-features{display:flex;justify-content:center;gap:24px;margin-top:32px;padding-top:24px;border-top:1px solid var(--border);font-size:11px;color:var(--tx-400);font-family:var(--mono);text-transform:uppercase;letter-spacing:.08em}
.login-card .login-features div{display:flex;flex-direction:column;align-items:center;gap:6px}
.login-card .login-features svg{color:var(--ac-teal);width:20px;height:20px}
.login-card .login-footer{margin-top:24px;font-size:11px;color:var(--tx-400);font-family:var(--mono)}
.login-card .login-footer a{color:var(--ac-teal);cursor:pointer;text-decoration:none}
.login-card .login-footer a:hover{text-decoration:underline}
.login-error{margin-top:14px;padding:8px 12px;background:var(--ac-red-dim);border:1px solid rgba(var(--ac-red-rgb),.3);border-radius:var(--radius);font-size:11px;color:var(--ac-red);text-align:left}
.login-setup-needed{margin-top:14px;padding:10px 14px;background:var(--ac-amber-dim);border:1px solid rgba(var(--ac-amber-rgb),.3);border-radius:var(--radius);font-size:11px;color:var(--tx-200);text-align:left;line-height:1.5}

/* ─── SIGNED-OUT BANNER ─── */
#signed-out-banner{display:none;background:var(--ac-amber-dim);border-bottom:1px solid rgba(var(--ac-amber-rgb),.35);padding:8px 14px;font-size:12px;color:var(--tx-100);align-items:center;gap:10px;flex-shrink:0;z-index:15}
#signed-out-banner.show{display:flex}
#signed-out-banner svg{color:var(--ac-amber);flex-shrink:0}
#signed-out-banner .so-msg{flex:1}
#signed-out-banner .so-msg strong{color:var(--ac-amber)}
.tn-user.signed-out{border-color:rgba(var(--ac-amber-rgb),.5);background:var(--ac-amber-dim);color:var(--ac-amber)}

/* ─── TOP NAV ─── */
#top-nav{height:46px;background:var(--bg-800);border-bottom:1px solid var(--border);display:flex;align-items:center;padding:0 12px;gap:12px;flex-shrink:0;z-index:20}
.tn-left{display:flex;align-items:center;gap:2px;flex-shrink:0}
.tn-logo{width:30px;height:30px;border-radius:6px;background:linear-gradient(135deg,var(--ac-amber),var(--ac-teal));display:flex;align-items:center;justify-content:center;font-family:var(--mono);font-weight:700;font-size:11px;color:var(--bg-900);letter-spacing:-.5px;margin-right:10px}
.tn-link{padding:6px 14px;border-radius:var(--radius);font-size:11px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--tx-400);transition:all .12s;font-family:var(--mono)}
.tn-link:hover{color:var(--tx-100);background:var(--bg-700)}
.tn-link.active{color:var(--ac-teal);background:var(--ac-teal-dim)}
.tn-center{display:flex;align-items:center;gap:10px;flex:1;min-width:0}
.tn-project{display:flex;align-items:center;gap:6px;padding:5px 10px;border-radius:var(--radius);background:var(--bg-700);border:1px solid var(--border);color:var(--tx-100);font-size:12px;font-weight:500;max-width:260px;flex-shrink:0}
.tn-project:hover{border-color:var(--border-h)}
.tn-project span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tn-project svg{color:var(--tx-400);flex-shrink:0}
.tn-search{position:relative;flex:1;max-width:460px}
.tn-search input{width:100%;padding:5px 10px 5px 30px;background:var(--bg-700);border:1px solid var(--border);border-radius:var(--radius);font-size:12px}
.tn-search-icon{position:absolute;left:9px;top:50%;transform:translateY(-50%);color:var(--tx-400);pointer-events:none;width:14px;height:14px}
.tn-search-results{position:absolute;top:calc(100% + 4px);left:0;right:0;background:var(--bg-700);border:1px solid var(--border-h);border-radius:var(--radius);box-shadow:var(--shadow);max-height:420px;overflow-y:auto;display:none;z-index:30}
.tn-search-results.open{display:block}
.tn-search-result{padding:8px 12px;display:flex;align-items:center;gap:8px;cursor:pointer;border-bottom:1px solid var(--border)}
.tn-search-result:hover,.tn-search-result.hl{background:var(--bg-600)}
.tn-search-result:last-child{border-bottom:none}
.tn-search-result .tn-sr-title{flex:1;color:var(--tx-100);font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tn-search-result .tn-sr-stmt{font-size:10px;color:var(--tx-400);margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tn-right{display:flex;align-items:center;gap:4px;flex-shrink:0}
.tn-btn{width:32px;height:32px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius);color:var(--tx-300);position:relative;transition:all .12s}
.tn-btn:hover{background:var(--bg-700);color:var(--tx-100)}
.tn-btn svg{width:16px;height:16px}
.tn-user{padding:5px 10px;background:var(--bg-700);border:1px solid var(--border);border-radius:var(--radius);color:var(--tx-100);font-size:11px;display:flex;align-items:center;gap:6px;max-width:200px;margin-left:4px}
.tn-user:hover{border-color:var(--border-h)}
.tn-user-avatar{width:22px;height:22px;border-radius:50%;background:var(--ac-teal);color:var(--bg-900);font-size:10px;font-weight:700;display:flex;align-items:center;justify-content:center;flex-shrink:0;background-size:cover;background-position:center;overflow:hidden}
.tn-user-avatar img{width:100%;height:100%;object-fit:cover;border-radius:50%}
.tn-user-label{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-size:11px;font-family:var(--mono)}
.tn-user.signed-in{background:var(--ac-teal-dim);border-color:rgba(var(--ac-teal-rgb),.3)}
.tn-user.signed-in .tn-user-label{color:var(--ac-teal);font-family:var(--sans);font-weight:500}

/* ─── POPOVER MENU (project switcher, user) ─── */
.popover{position:fixed;z-index:90;background:var(--bg-700);border:1px solid var(--border-h);border-radius:var(--radius);padding:4px;min-width:220px;box-shadow:var(--shadow);display:none}
.popover.open{display:block}
.popover .po-section{padding:6px 10px;font-size:9px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--tx-400);font-family:var(--mono)}
.popover .po-item{display:flex;align-items:center;gap:8px;padding:7px 10px;border-radius:4px;font-size:12px;color:var(--tx-200);cursor:pointer}
.popover .po-item:hover{background:var(--bg-600);color:var(--tx-100)}
.popover .po-item.danger{color:var(--ac-red)}
.popover .po-sep{height:1px;background:var(--border);margin:4px 0}

/* ─── BREADCRUMB ─── */
.breadcrumb{display:flex;align-items:center;gap:4px;margin-bottom:14px;font-size:12px;color:var(--tx-400);font-family:var(--mono)}
.breadcrumb a{color:var(--tx-300);cursor:pointer;padding:2px 5px;border-radius:3px}
.breadcrumb a:hover{background:var(--bg-700);color:var(--tx-100)}
.breadcrumb .bc-sep{color:var(--tx-400);opacity:.45}
.breadcrumb .bc-current{color:var(--tx-100);font-weight:500}

/* ─── ACTION BAR (detail view) ─── */
.action-bar{display:flex;align-items:center;gap:5px;margin-bottom:14px;flex-wrap:wrap}
.action-bar .btn-act{display:inline-flex;align-items:center;gap:5px;padding:5px 10px;border-radius:var(--radius);background:var(--bg-700);border:1px solid var(--border);color:var(--tx-200);font-size:11px;font-weight:500;transition:all .12s}
.action-bar .btn-act:hover{background:var(--bg-600);border-color:var(--border-h);color:var(--tx-100)}
.action-bar .btn-act.primary{background:var(--ac-teal);color:var(--bg-900);border-color:var(--ac-teal);font-weight:600}
.action-bar .btn-act.primary:hover{background:#35d4b6}
.action-bar .btn-act.danger{color:var(--ac-red);border-color:rgba(var(--ac-red-rgb),.3)}
.action-bar .btn-act.danger:hover{background:var(--ac-red-dim);color:var(--ac-red)}
.action-bar .btn-act svg{width:12px;height:12px}
.action-bar-sep{width:1px;height:16px;background:var(--border);margin:0 4px;flex-shrink:0}
.action-bar.secondary .btn-act{font-size:10px;padding:4px 8px}

/* ─── ITEM VERSION BADGE ─── */
.version-badge-item{display:inline-flex;align-items:center;padding:2px 8px;background:var(--bg-600);border:1px solid var(--border);border-radius:10px;font-family:var(--mono);font-size:10px;font-weight:600;color:var(--tx-300);cursor:pointer;margin-left:10px;vertical-align:middle}
.version-badge-item:hover{border-color:var(--border-h);color:var(--tx-100)}

/* ─── LOCKED OVERLAY ─── */
.locked-banner{padding:8px 12px;background:var(--bg-600);border:1px solid var(--border-h);border-left:3px solid var(--ac-amber);border-radius:var(--radius);font-size:11px;color:var(--tx-200);margin-bottom:12px;display:flex;align-items:center;gap:8px}
.locked-banner svg{color:var(--ac-amber);flex-shrink:0}
.detail-locked input,.detail-locked select,.detail-locked textarea{pointer-events:none;opacity:.75}
.detail-readonly input,.detail-readonly select,.detail-readonly textarea,.detail-readonly .req-title-edit{pointer-events:none;opacity:.65}
.detail-readonly .action-bar .btn-act:not([data-allow-readonly]){opacity:.4;pointer-events:none}
.verif-table.readonly .cell-input{pointer-events:none;opacity:.65}
.role-readonly-banner{padding:8px 12px;background:var(--bg-600);border:1px solid var(--border-h);border-left:3px solid var(--ac-blue);border-radius:var(--radius);font-size:11px;color:var(--tx-200);margin-bottom:12px;display:flex;align-items:center;gap:8px}
.role-readonly-banner svg{color:var(--ac-blue);flex-shrink:0}

/* ─── INLINE CELL EDITING (verif matrix) ─── */
.verif-table td.editable{padding:4px 8px}
.verif-table .cell-input{width:100%;background:transparent;border:1px solid transparent;padding:4px 6px;border-radius:3px;font-size:11px;color:var(--tx-100);transition:all .12s;font-family:inherit}
.verif-table .cell-input:hover{border-color:var(--border)}
.verif-table .cell-input:focus{border-color:var(--ac-teal);background:var(--bg-700);outline:none}
.verif-table .cell-select{min-width:110px}

/* ─── STREAM / ADMIN / REVIEWS PLACEHOLDERS ─── */
.area-wrap{max-width:960px;margin:0 auto}
.stream-row{display:flex;gap:12px;padding:10px 14px;border-bottom:1px solid var(--border)}
.stream-avatar{width:28px;height:28px;border-radius:50%;background:var(--bg-500);color:var(--tx-200);font-size:11px;font-weight:600;display:flex;align-items:center;justify-content:center;flex-shrink:0;font-family:var(--mono)}
.stream-body{flex:1;font-size:12px;color:var(--tx-200)}
.stream-meta{font-size:10px;color:var(--tx-400);margin-top:2px;font-family:var(--mono)}
.stream-body .stream-key{font-family:var(--mono);color:var(--ac-teal);cursor:pointer}
.admin-section{background:var(--bg-700);border:1px solid var(--border);border-radius:var(--radius-lg);padding:18px 20px;margin-bottom:14px}
.admin-section h4{font-size:13px;font-weight:600;color:var(--tx-100);margin-bottom:10px}
.admin-section p{font-size:11px;color:var(--tx-400);margin-bottom:10px;line-height:1.5}

/* ─── TAG CHIPS + FILTER ─── */
.tag-filter-row{padding:6px 10px;border-bottom:1px solid var(--border);display:flex;gap:4px;flex-wrap:wrap;background:var(--bg-800)}
.tag-chip{display:inline-flex;align-items:center;padding:2px 8px;background:var(--gray-dim);border:1px solid var(--border);border-radius:10px;font-size:10px;color:var(--tx-300);cursor:pointer;transition:all .12s;font-family:var(--mono)}
.tag-chip:hover{border-color:var(--border-h);color:var(--tx-100)}
.tag-chip.active{background:var(--ac-teal-dim);border-color:var(--ac-teal);color:var(--ac-teal);font-weight:600}
.tag-chip .rm{margin-left:4px;opacity:.5}
.tag-chip .rm:hover{opacity:1}

/* ─── TREE FOLDER ─── */
.tree-folder{display:flex;align-items:center;gap:6px;padding:4px 14px;cursor:pointer;user-select:none;border-left:2px solid transparent;font-family:var(--mono)}
.tree-folder:hover{background:var(--bg-700)}
.tree-folder .tree-expand{color:var(--tx-400);font-size:10px;width:12px;display:inline-block;text-align:center}
.tree-folder svg{flex-shrink:0}

/* ─── RISK MATRIX / TEST CASE CELLS ─── */
.risk-matrix{display:inline-grid;grid-template-columns:auto repeat(5, 20px);gap:0;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;font-family:var(--mono);font-size:9px;margin:2px 0}
.risk-matrix .rhdr{padding:3px 6px;background:var(--bg-700);color:var(--tx-400);text-align:center}
.risk-matrix .rcell{width:20px;height:20px;display:flex;align-items:center;justify-content:center;border-top:1px solid var(--border);border-left:1px solid var(--border)}
.risk-matrix .rcell.active{box-shadow:inset 0 0 0 2px var(--bg-900);border-radius:2px}
.risk-low{background:rgba(var(--ac-green-rgb),.25)}
.risk-med{background:rgba(var(--ac-amber-rgb),.3)}
.risk-high{background:rgba(var(--ac-orange-rgb),.35)}
.risk-crit{background:rgba(var(--ac-red-rgb),.4)}
.risk-score-badge{display:inline-flex;align-items:center;gap:4px;padding:3px 10px;border-radius:10px;font-family:var(--mono);font-size:11px;font-weight:600}

.test-step{display:flex;gap:8px;padding:6px 10px;background:var(--bg-700);border:1px solid var(--border);border-radius:var(--radius);margin-bottom:4px;align-items:flex-start}
.test-step .step-num{font-family:var(--mono);font-size:10px;color:var(--tx-400);min-width:18px;padding-top:4px}
.test-step input{flex:1;background:transparent;border:1px solid transparent;padding:4px 6px}
.test-step input:hover{border-color:var(--border)}
.test-step input:focus{border-color:var(--ac-teal);background:var(--bg-600)}
.test-step .step-rm{color:var(--ac-red);opacity:.4;cursor:pointer;padding:4px 6px}
.test-step:hover .step-rm{opacity:1}

/* ─── REVIEWS ─── */
.review-card{padding:12px 14px;background:var(--bg-700);border:1px solid var(--border);border-radius:var(--radius);margin-bottom:8px;cursor:pointer;transition:border-color .12s}
.review-card:hover{border-color:var(--border-h)}
.review-card.complete{opacity:.75}
.review-card.overdue{border-left:3px solid var(--ac-amber)}
.reviewer-row{display:flex;align-items:center;gap:8px;padding:6px 10px;border-bottom:1px solid var(--border);font-size:11px}
.reviewer-row:last-child{border-bottom:none}
.reviewer-status-invited  {color:var(--tx-400)}
.reviewer-status-in_progress{color:var(--ac-amber)}
.reviewer-status-approved {color:var(--ac-green)}
.reviewer-status-rejected {color:var(--ac-red)}

/* ─── DRIVE SYNC INDICATOR ─── */
#drive-btn.drive-idle{color:var(--ac-teal)}
#drive-btn.drive-idle::after{content:'';position:absolute;top:6px;right:6px;width:6px;height:6px;border-radius:50%;background:var(--ac-teal);box-shadow:0 0 6px var(--ac-teal)}
#drive-btn.drive-syncing{color:var(--ac-amber)}
#drive-btn.drive-syncing::after{content:'';position:absolute;top:6px;right:6px;width:6px;height:6px;border-radius:50%;background:var(--ac-amber);animation:drive-pulse 1s ease-in-out infinite}
#drive-btn.drive-pending{color:var(--ac-amber)}
#drive-btn.drive-pending::after{content:'';position:absolute;top:6px;right:6px;width:6px;height:6px;border-radius:50%;background:var(--ac-amber);opacity:.6}
#drive-btn.drive-error{color:var(--ac-red)}
#drive-btn.drive-error::after{content:'';position:absolute;top:6px;right:6px;width:6px;height:6px;border-radius:50%;background:var(--ac-red)}
@keyframes drive-pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(.8)}}
.drive-panel{background:var(--bg-700);border:1px solid var(--border);border-radius:var(--radius-lg);padding:16px 20px;margin-bottom:20px}
.drive-panel-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.drive-status-pill{display:inline-flex;align-items:center;gap:6px;padding:3px 10px;border-radius:20px;font-family:var(--mono);font-size:10px;font-weight:600;letter-spacing:.05em;text-transform:uppercase}
.drive-status-pill::before{content:'';width:6px;height:6px;border-radius:50%;background:currentColor}
.drive-list-row{display:flex;align-items:center;gap:10px;padding:8px 12px;background:var(--bg-600);border:1px solid var(--border);border-radius:var(--radius);margin-bottom:4px;cursor:pointer;transition:border-color .15s}
.drive-list-row:hover{border-color:var(--ac-teal)}
.drive-list-name{flex:1;color:var(--tx-100);font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.drive-list-date{font-size:10px;color:var(--tx-400);font-family:var(--mono)}
.switch{position:relative;display:inline-block;width:34px;height:18px;flex-shrink:0}
.switch input{opacity:0;width:0;height:0}
.switch .slider{position:absolute;inset:0;background:var(--bg-500);border-radius:18px;cursor:pointer;transition:.2s}
.switch .slider::before{content:'';position:absolute;left:2px;top:2px;width:14px;height:14px;background:var(--tx-200);border-radius:50%;transition:.2s}
.switch input:checked + .slider{background:var(--ac-teal)}
.switch input:checked + .slider::before{transform:translateX(16px);background:var(--bg-900)}

/* ─── EXPORT VIEW ─── */
.export-options{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px;margin:20px 0}
.export-card{background:var(--bg-700);border:1px solid var(--border);border-radius:var(--radius-lg);padding:20px;text-align:center;cursor:pointer;transition:all .15s}
.export-card:hover{border-color:var(--ac-teal);transform:translateY(-2px)}
.export-icon{font-size:28px;margin-bottom:8px}
.export-name{font-size:13px;font-weight:600;color:var(--tx-100);margin-bottom:4px}
.export-desc{font-size:11px;color:var(--tx-400)}