:root{--ink:#0f172a;--muted:#64748b;--green:#059669;--green-dark:#047857;--line:#e2e8f0;--surface:#f8fafc;--white:#fff;--red:#b91c1c;--amber:#92400e}
*{box-sizing:border-box}body{margin:0;background:#f8fafc;color:var(--ink);font:15px/1.55 Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}a{color:var(--green-dark);text-decoration:none}a:hover{text-decoration:underline}button,input,select,textarea{font:inherit}button,.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:9px;padding:10px 14px;background:var(--green);color:white;font-weight:650;cursor:pointer;text-decoration:none;min-height:42px}button:hover,.btn:hover{background:var(--green-dark);text-decoration:none}.btn.secondary,button.secondary{background:#fff;border-color:#cbd5e1;color:var(--ink)}.btn.danger,button.danger{background:#fff;color:var(--red);border-color:#fecaca}.btn.small,button.small{padding:6px 10px;min-height:34px;font-size:13px}.shell{min-height:100vh}.topbar{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}.topbar-inner{max-width:1200px;margin:auto;padding:12px 24px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{display:flex;align-items:center;gap:11px;color:var(--ink);font-weight:800;font-size:17px}.brand-mark{width:34px;height:34px;border-radius:10px;background:var(--green);color:white;display:grid;place-items:center;font-weight:800}.brand small{display:block;font-size:11px;color:var(--muted);font-weight:500;letter-spacing:.02em}.nav{display:flex;align-items:center;gap:5px;flex-wrap:wrap}.nav a{padding:8px 10px;border-radius:8px;color:#475569;font-size:13px;font-weight:600}.nav a:hover{background:var(--surface);text-decoration:none;color:var(--ink)}.logout{display:inline}.logout button{min-height:34px;padding:6px 10px}.main{max-width:1200px;margin:0 auto;padding:30px 24px 56px}.page-head{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:24px}.page-head h1{margin:0;font-size:27px;letter-spacing:-.035em;line-height:1.25}.subhead{margin:7px 0 0;color:var(--muted)}.actions{display:flex;gap:8px;flex-wrap:wrap}.grid{display:grid;gap:16px}.stats{grid-template-columns:repeat(4,minmax(0,1fr));margin-bottom:22px}.card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px;box-shadow:0 1px 2px #0f172a05}.stat-label{font-size:13px;color:var(--muted);font-weight:600}.stat-value{font-size:26px;letter-spacing:-.03em;font-weight:750;margin-top:8px}.stat-note{font-size:12px;color:var(--muted);margin-top:4px}.section-title{font-size:16px;font-weight:750;margin:0 0 14px}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:12px;background:#fff}table{border-collapse:collapse;width:100%;min-width:650px}th,td{text-align:left;padding:13px 15px;border-bottom:1px solid #eef2f7;vertical-align:top}th{background:#f8fafc;color:#64748b;text-transform:uppercase;font-size:11px;letter-spacing:.06em;font-weight:750}tr:last-child td{border-bottom:0}td.right,th.right{text-align:right}.muted{color:var(--muted)}.small-text{font-size:12px}.status{display:inline-flex;align-items:center;border-radius:999px;padding:4px 9px;background:#f1f5f9;color:#475569;font-size:11px;font-weight:750;text-transform:capitalize;white-space:nowrap}.status.paid{background:#d1fae5;color:#065f46}.status.overdue{background:#fee2e2;color:#991b1b}.status.issued,.status.partially{background:#dbeafe;color:#1d4ed8}.status.cancelled{background:#f1f5f9;color:#64748b}.flash{padding:12px 15px;background:#ecfdf5;border:1px solid #a7f3d0;color:#065f46;border-radius:10px;margin-bottom:20px}.form-card{max-width:850px}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.field{display:flex;flex-direction:column;gap:6px}.field.full{grid-column:1/-1}.field label{font-weight:700;font-size:13px}.field input,.field select,.field textarea,.search input,.search select{width:100%;border:1px solid #cbd5e1;border-radius:8px;padding:10px 11px;background:#fff;color:var(--ink);min-height:42px}.field textarea{min-height:88px;resize:vertical}.field input:focus,.field select:focus,.field textarea:focus{outline:3px solid #10b98130;border-color:var(--green)}.hint{font-size:12px;color:var(--muted)}.form-actions{display:flex;gap:8px;margin-top:22px;flex-wrap:wrap}.line-items{width:100%;min-width:0}.line-items input{min-width:90px;width:100%;padding:9px;border:1px solid #cbd5e1;border-radius:7px}.line-items td{padding:8px}.line-items th{padding:10px 8px}.search{display:flex;gap:8px;margin-bottom:16px;flex-wrap:wrap}.search input{max-width:320px}.two-col{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(280px,1fr);gap:18px}.detail-list{display:grid;gap:12px}.detail-row{display:flex;justify-content:space-between;gap:16px}.detail-row span:first-child{color:var(--muted)}.totals{max-width:380px;margin-left:auto;display:grid;gap:9px}.totals .grand{border-top:1px solid var(--line);padding-top:12px;font-weight:800;font-size:20px}.notice{background:#fffbeb;border:1px solid #fde68a;color:#92400e;padding:12px 14px;border-radius:10px;font-size:13px}.empty{padding:35px;text-align:center;color:var(--muted)}.login-wrap{max-width:440px;margin:7vh auto;padding:24px}.login-card{background:white;border:1px solid var(--line);border-radius:18px;padding:28px;box-shadow:0 12px 40px #0f172a0a}.login-card h1{font-size:24px;margin:18px 0 4px}.login-card .field{margin-top:15px}.footer{color:#94a3b8;text-align:center;font-size:12px;margin-top:28px}.inline-form{display:inline}.actions-cell{white-space:nowrap}.pill-note{display:inline-block;background:#f1f5f9;border-radius:6px;padding:3px 7px;font-size:11px;color:#475569}.divider{height:1px;background:var(--line);margin:18px 0}
@media(max-width:850px){.topbar-inner{align-items:flex-start;flex-direction:column;gap:8px}.nav{width:100%}.main{padding:22px 16px 40px}.stats{grid-template-columns:repeat(2,minmax(0,1fr))}.two-col{grid-template-columns:1fr}.page-head{flex-direction:column}.form-grid{grid-template-columns:1fr}.field.full{grid-column:auto}}
@media(max-width:480px){.stats{grid-template-columns:1fr 1fr;gap:10px}.card{padding:15px}.stat-value{font-size:21px}.page-head h1{font-size:24px}.nav a{padding:7px 8px}.topbar-inner{padding:10px 14px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}

/* Service presets in invoice line items */
.line-items .service-preset{display:block;width:100%;margin-bottom:6px;font-size:12px;padding:7px;border:1px solid #cbd5e1;border-radius:6px;background:#fff;color:#334155}
.line-items input[name="item_description"]{min-width:180px}