*{box-sizing:border-box}
:root{
  --bg:#f5f7fb;--surface:#fff;--surface-soft:#f8faff;--border:#e2e7f0;
  --text:#18233a;--muted:#6d7b94;--blue:#5270f5;--blue-dark:#3f5fe4;
  --blue-soft:#eef2ff;--green:#27b77a;--shadow:0 8px 28px rgba(31,48,82,.07);
}
html,body{margin:0;min-height:100%;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--text);background:var(--bg);font-size:14px}
body{min-height:100vh}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
#app{min-height:100vh}

/* RRTools shell */
.sidebar{position:fixed;inset:0 auto 0 0;width:244px;background:#fff;border-right:1px solid var(--border);padding:22px 15px 18px;display:flex;flex-direction:column;z-index:10}
.brand{display:flex;align-items:center;gap:9px;margin:2px 9px 25px}
.brand-mark{font-size:0;width:30px;height:25px;position:relative;background:linear-gradient(90deg,#17233a 0 34%,#5270f5 34% 68%,#7890ff 68%);clip-path:polygon(0 0,100% 0,82% 100%,18% 100%);border-radius:2px}
.brand-mark:after{content:"";position:absolute;inset:5px 7px;background:#fff;opacity:.95;clip-path:polygon(0 0,100% 0,79% 100%,21% 100%)}
.brand strong{display:block;font-size:17px;letter-spacing:-.04em}
.brand small{display:block;color:#8793a8;font-size:10px;margin-top:1px}
.project-card{background:var(--surface-soft);border:1px solid var(--border);border-radius:12px;padding:14px;margin:0 0 17px}
.project-card strong{display:block;margin:7px 0 4px;font-size:13px}
.project-card small{color:var(--muted);font-size:10px}
.eyebrow{font-size:9px;letter-spacing:.16em;color:#7180a0;font-weight:800}
.sidebar nav{display:grid;gap:4px}
.step-link{border:0;background:transparent;color:#65738d;text-align:left;padding:10px 11px;border-radius:8px;display:flex;align-items:center;gap:9px;transition:.15s}
.step-link:hover{background:#f3f6fc;color:var(--text)}
.step-link.active{background:#edf2ff;color:var(--text);font-weight:700}
.step-link.active:after{content:"›";margin-left:auto;color:var(--blue);font-size:16px}
.step-num{font-size:9px;color:#9aa5b8;width:20px}
.step-link.active .step-num{color:var(--blue)}
.sidebar-bottom{margin-top:auto;border-top:1px solid var(--border);padding:14px 5px 0;color:#8a96a9;font-size:9px;line-height:1.45}
.status{display:flex;gap:7px;align-items:center;margin-bottom:6px;color:#60708b;font-size:10px}
.status i{width:7px;height:7px;border-radius:50%;background:var(--green);box-shadow:0 0 0 3px #27b77a18}

/* Main */
.main{margin-left:244px;min-height:100vh;max-width:1350px;padding:30px 52px 34px}
.topbar{display:flex;justify-content:space-between;gap:20px;align-items:center}
.topbar h1{margin:4px 0 0;font-size:26px;letter-spacing:-.04em;color:#18233a}
.top-actions{display:flex;gap:8px}
.ghost,.secondary,.primary,.icon-btn{border:1px solid var(--border);background:#fff;color:#53627c;border-radius:8px;padding:9px 13px;box-shadow:0 1px 1px rgba(0,0,0,.02);transition:.15s}
.ghost:hover,.secondary:hover,.icon-btn:hover{border-color:#cbd4e4;background:#f8faff;color:var(--text)}
.primary{background:var(--blue);border-color:var(--blue);color:#fff;font-weight:700;box-shadow:0 7px 18px rgba(82,112,245,.18)}
.primary:hover{background:var(--blue-dark);border-color:var(--blue-dark);transform:translateY(-1px)}
.icon-btn{padding:8px 11px;font-size:17px}
.progress-wrap{margin:26px 0 22px}
.progress-meta{display:flex;justify-content:space-between;color:#7d8aa0;font-size:10px;margin-bottom:7px}
.progress{height:5px;background:#e7ebf3;border-radius:99px;overflow:hidden}
.progress div{height:100%;width:13%;background:var(--blue);transition:.3s}

/* Content */
.content-head{display:flex;justify-content:space-between;align-items:flex-end;margin:0 0 16px}
.content-head h2{margin:4px 0;font-size:22px;letter-spacing:-.03em}
.content-head p{margin:0;color:var(--muted)}
.template-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:20px}
.template{background:#fff;border:1px solid var(--border);border-radius:12px;padding:16px;text-align:left;cursor:pointer;color:var(--text);min-height:102px;box-shadow:var(--shadow);transition:.16s}
.template:hover{border-color:#c9d3e7;transform:translateY(-1px)}
.template.selected{border-color:#9dafef;background:#f7f9ff;box-shadow:0 0 0 3px #5270f50d,var(--shadow)}
.template .emoji{font-size:21px;display:block;margin-bottom:9px}
.template strong{display:block;font-size:13px}
.template small{display:block;color:var(--muted);margin-top:4px;font-size:10px;line-height:1.35}

.card{background:#fff;border:1px solid var(--border);border-radius:12px;padding:20px;margin-bottom:13px;box-shadow:var(--shadow)}
.card-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:15px}
.card-head h3{margin:0;font-size:14px}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:13px}
.field{display:flex;flex-direction:column;gap:6px}
.field.full{grid-column:1/-1}
.field label{font-size:10px;color:#687791;font-weight:700}
.field input,.field select,.field textarea{width:100%;background:#fff;border:1px solid #dbe2ed;color:var(--text);border-radius:8px;padding:10px 11px;outline:0;transition:.15s}
.field textarea{min-height:92px;resize:vertical}
.field input::placeholder,.field textarea::placeholder{color:#a1aabb}
.field input:focus,.field select:focus,.field textarea:focus{border-color:#8fa5f3;box-shadow:0 0 0 3px #5270f512}
.field.invalid input,.field.invalid select,.field.invalid textarea{border-color:#e56d7b}
.help{color:#8a96a9;font-size:10px}
.repeat-row{display:grid;grid-template-columns:1.2fr 1fr 1fr 1fr 40px;gap:8px;margin-bottom:8px}
.repeat-row input,.repeat-row select{background:#fff;border:1px solid #dbe2ed;color:var(--text);border-radius:8px;padding:9px}
.remove{border:1px solid #f0cdd2;background:#fff6f7;color:#d45c6a;border-radius:8px;cursor:pointer}
.add-row{margin-top:7px}
.checklist{display:grid;gap:8px}
.check{display:flex;align-items:center;gap:10px;padding:10px 11px;background:#f9faff;border:1px solid #e3e8f1;border-radius:8px;color:#64728a}
.check input{accent-color:var(--blue)}
.summary-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.metric{padding:14px;background:#f8faff;border:1px solid #e2e7f0;border-radius:10px}
.metric strong{display:block;font-size:21px}
.metric small{color:#7a879d}
.warning{padding:12px;border:1px solid #ead9a9;background:#fffaf0;color:#866a28;border-radius:9px;margin-top:12px}
.success{padding:12px;border:1px solid #bfe7d4;background:#f2fcf7;color:#277c59;border-radius:9px;margin-top:12px}
.footer-nav{margin-top:17px;border-top:1px solid var(--border);padding-top:17px;display:flex;justify-content:space-between;align-items:center}
.footer-center{display:flex;gap:15px;align-items:center;color:#7a879d;font-size:10px}
.autosave{color:#27a970}
.toast{position:fixed;right:24px;bottom:24px;background:#18233a;border:1px solid #2c3b57;color:#fff;padding:11px 14px;border-radius:9px;box-shadow:0 12px 35px rgba(31,48,82,.2);opacity:0;transform:translateY(8px);pointer-events:none;transition:.2s;z-index:30;font-size:12px}
.toast.show{opacity:1;transform:none}
.modal{border:1px solid var(--border);background:#fff;color:var(--text);border-radius:13px;max-width:620px;width:calc(100% - 30px);padding:0;box-shadow:0 25px 70px rgba(31,48,82,.22)}
.modal::backdrop{background:rgba(24,35,58,.32);backdrop-filter:blur(3px)}
.modal-head{display:flex;justify-content:space-between;padding:17px 18px;border-bottom:1px solid var(--border)}
.modal h2{margin:3px 0;font-size:18px}
.modal-body{padding:18px}
.file-list{display:grid;gap:8px}
.file-item{display:flex;justify-content:space-between;align-items:center;padding:11px;background:#f8faff;border:1px solid var(--border);border-radius:8px}
.file-item span{color:#687791}
.empty{padding:30px;text-align:center;color:#7d8aa0;border:1px dashed #ccd5e4;border-radius:10px;background:#fbfcfe}

/* Small RRTools-style utility accents */
.card:focus-within{border-color:#d3dbea}
a{color:var(--blue)}
::selection{background:#dce5ff;color:#17233a}

@media(max-width:1050px){
 .sidebar{position:relative;width:auto;height:auto;min-height:0;border-right:0;border-bottom:1px solid var(--border)}
 .sidebar-bottom{display:none}.sidebar nav{grid-template-columns:repeat(4,1fr)}
 .main{margin-left:0;padding:24px}
}
@media(max-width:760px){
 .main{padding:18px}.topbar{align-items:flex-start;flex-direction:column}
 .top-actions{width:100%;overflow:auto}.form-grid,.template-grid,.summary-grid{grid-template-columns:1fr}
 .sidebar nav{grid-template-columns:repeat(2,1fr)}.repeat-row{grid-template-columns:1fr 1fr 1fr 40px}
 .repeat-row input:nth-child(1){grid-column:1/-1}.field.full{grid-column:auto}
}
@media print{
 body{background:#fff;color:#111}.sidebar,.topbar,.progress-wrap,.footer-nav{display:none!important}
 .main{margin:0;padding:0;max-width:none}.card{background:#fff;border:1px solid #ddd;box-shadow:none;break-inside:avoid}
 .field input,.field textarea,.field select{border:0;background:#fff;color:#111;padding:0}.template-grid{display:none}
}