:root{--bg:#f5f7fa;--card:#fff;--text:#172033;--muted:#687386;--line:#e3e8ef;--primary:#1769e0;--primary2:#0d55bd;--danger:#c83532;--shadow:0 10px 30px rgba(20,35,60,.06)}*{box-sizing:border-box}body{margin:0;font-family:Inter,Arial,sans-serif;background:var(--bg);color:var(--text)}a{color:inherit}.topbar{height:68px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 32px;position:sticky;top:0;z-index:20}.topbar a{text-decoration:none}.topbar span{color:var(--muted)}.top-actions{display:flex;align-items:center;gap:10px}.back{margin-right:20px;color:var(--muted)}.container{max-width:1180px;margin:0 auto;padding:36px 24px 70px}.page-head,.section-title,.rooms-head{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:22px}.page-head h1,.section-title h1,.rooms-head h2{margin:3px 0 5px;font-size:30px;letter-spacing:-.03em}.eyebrow{font-size:11px;font-weight:800;letter-spacing:.14em;color:var(--primary);margin:0}.muted{color:var(--muted)}.card{background:var(--card);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow)}.project-meta{padding:26px;margin-bottom:32px}.project-number{font-weight:700;color:var(--muted);background:#f4f6f8;padding:10px 13px;border-radius:9px}.grid3{display:grid;grid-template-columns:1fr 1.25fr .7fr;gap:16px}.btn{border:0;border-radius:9px;padding:11px 16px;font-weight:700;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;justify-content:center}.btn.primary{background:var(--primary);color:#fff}.btn.primary:hover{background:var(--primary2)}.btn.ghost{background:#eef3fa;color:var(--text)}.btn.full{width:100%;margin-top:8px}.save-state{font-size:13px;color:var(--muted)}label{display:block;font-size:12px;font-weight:700;color:#4f5d70;margin-bottom:14px}input,select,textarea{width:100%;border:1px solid #d7dde6;border-radius:9px;padding:11px 12px;font:inherit;color:var(--text);background:#fff;outline:none;margin-top:6px}input:focus,select:focus,textarea:focus{border-color:#7faeea;box-shadow:0 0 0 3px rgba(23,105,224,.09)}textarea{resize:vertical}.room-card{background:#fff;border:1px solid var(--line);border-radius:16px;margin-bottom:18px;overflow:hidden;box-shadow:var(--shadow)}.room-head{display:grid;grid-template-columns:1fr auto 40px;align-items:center;gap:16px;padding:18px 20px;background:#fbfcfd;border-bottom:1px solid var(--line)}.room-name-wrap{display:flex;align-items:center;gap:12px}.room-index{width:31px;height:31px;border-radius:50%;display:grid;place-items:center;background:#eaf2ff;color:var(--primary);font-weight:800}.room-name{font-size:18px;font-weight:750;border:0;background:transparent;padding:5px;margin:0;max-width:420px}.room-total{text-align:right}.room-total span{display:block;color:var(--muted);font-size:11px}.room-total strong{font-size:20px}.icon-btn{width:34px;height:34px;border:0;border-radius:8px;background:#f0f3f6;cursor:pointer;font-size:20px;color:#6a7584}.icon-btn.danger:hover{background:#feecec;color:var(--danger)}.measure-item{padding:20px;border-bottom:1px solid var(--line)}.measure-top{display:grid;grid-template-columns:190px 1fr 36px;gap:10px;align-items:center;margin-bottom:14px}.measure-top input,.measure-top select{margin:0}.measure-grid{display:grid;grid-template-columns:repeat(4,minmax(120px,1fr)) 1.25fr;gap:12px;align-items:end}.measure-grid label{margin:0}.result-box{min-height:67px;border-radius:10px;background:#f0f6ff;padding:10px 13px;display:flex;flex-direction:column;justify-content:center}.result-box span,.result-box small{font-size:11px;color:#65758c}.result-box strong{font-size:20px;color:#145ec5}.deduct-wrap{margin-top:16px;padding-top:14px;border-top:1px dashed #d8dee7}.deduct-head{display:flex;justify-content:space-between;font-size:12px;font-weight:700;color:#667285;margin-bottom:9px}.text-btn{border:0;background:transparent;color:var(--primary);font-weight:800;cursor:pointer}.deduction-row{display:grid;grid-template-columns:1.3fr 90px 15px 90px 15px 88px 115px 34px;gap:7px;align-items:center;margin:7px 0}.deduction-row input{margin:0;padding:8px}.deduction-row label{display:flex;align-items:center;gap:5px;margin:0;font-size:11px}.deduction-row strong{text-align:right;color:#9b3434;font-size:13px}.add-line{width:100%;border:0;background:#fff;padding:15px;color:var(--primary);font-weight:800;cursor:pointer}.add-line:hover{background:#fafcff}.grand-card{margin-top:24px;background:#14233a;color:#fff;border-radius:16px;padding:25px 28px;display:grid;grid-template-columns:1fr auto;align-items:center}.grand-card span{font-size:15px}.grand-card strong{font-size:30px}.grand-card small{grid-column:1/3;color:#aebad0;margin-top:5px}.empty-state{border:1px dashed #cfd7e2;border-radius:14px;padding:42px;text-align:center;color:var(--muted);display:flex;flex-direction:column;gap:8px}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse}th,td{padding:16px 18px;text-align:left;border-bottom:1px solid var(--line);white-space:nowrap}th{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}td{font-size:14px}.actions{display:flex;gap:14px}.actions a{color:var(--primary);font-weight:700;text-decoration:none}.empty{text-align:center;color:var(--muted);padding:35px}.login-body{min-height:100vh;display:grid;place-items:center;background:linear-gradient(145deg,#f7f9fc,#eaf0f8)}.login-card{width:min(390px,calc(100% - 32px));padding:34px;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:0 18px 55px rgba(19,39,70,.12)}.login-card h1{text-align:center;margin:12px 0 4px}.login-card>.muted{text-align:center;margin:0 0 28px}.brand-mark{width:48px;height:48px;border-radius:13px;background:var(--primary);color:#fff;font-size:24px;font-weight:900;display:grid;place-items:center;margin:auto}.alert{background:#fff0f0;border:1px solid #ffd1d1;color:#a12a2a;padding:11px;border-radius:9px;margin-bottom:16px;font-size:13px}@media(max-width:850px){.topbar{padding:0 15px}.container{padding:25px 14px 60px}.grid3{grid-template-columns:1fr}.measure-grid{grid-template-columns:1fr 1fr}.result-box{grid-column:1/3}.deduction-row{grid-template-columns:1fr 70px 10px 70px 10px 75px}.deduction-row strong{grid-column:1/6;text-align:left}.measure-top{grid-template-columns:1fr 1fr 36px}.grand-card{padding:20px}.topbar .save-state{display:none}}@media(max-width:560px){.page-head,.rooms-head{align-items:flex-start;flex-direction:column}.page-head .btn,.rooms-head .btn{width:100%}.measure-top{grid-template-columns:1fr 36px}.measure-top input{grid-column:1/3}.room-head{grid-template-columns:1fr 36px}.room-total{grid-column:1/2;text-align:left}.top-actions .btn.ghost{display:none}.topbar strong+span{display:none}}

/* DB version additions */
.inline-form{display:inline;margin:0;padding:0}
.link-danger{border:0;background:none;padding:0;color:#b42318;font:inherit;cursor:pointer;text-decoration:underline;text-underline-offset:3px}
.btn.disabled{pointer-events:none;opacity:.45}
.grand-values{display:flex;align-items:baseline;gap:18px;flex-wrap:wrap}
.grand-values .secondary-total{font-size:22px}
.success-box{padding:14px 16px;border-radius:12px;background:#ecfdf3;border:1px solid #abefc6;margin:16px 0;line-height:1.55}