:root{--brand: #0894a8;--brand-dark: #0d6372;--ink: #20233f;--muted: #687197;--line: #d9def2;--screen: #f4f6ff;--white: #fff;--glucose: #f17a2f;--pressure: #2c93b4}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:var(--screen);color:var(--ink);font-family:Segoe UI,Tahoma,sans-serif}button,input,select,textarea{font:inherit}button{cursor:pointer}h1,h2,h3,p{margin:0}h1{font-size:24px}h2{font-size:20px;margin-top:18px}h3{font-size:15px}p,small{color:var(--muted)}.auth-screen{min-height:100vh;display:grid;place-items:center;padding:16px;background:linear-gradient(140deg,#067f95,#5d63f2)}.auth-card{width:min(430px,100%);background:var(--white);border-radius:16px;padding:20px;box-shadow:0 22px 60px #16183c38}.brand-row{display:flex;gap:14px;align-items:center}.brand-mark{width:52px;height:52px;border-radius:14px;display:grid;place-items:center;color:var(--white);font-weight:800;background:var(--brand)}.auth-tabs,.filters,.export-grid{display:flex;gap:8px}.auth-tabs{margin:18px 0 12px}.tab,.filter-btn,.soft-btn,.icon-btn,.export-grid button,.dialog-actions button{border:1px solid var(--line);border-radius:10px;background:var(--white);color:var(--ink);padding:10px 12px;font-weight:700}.tab.active,.filter-btn.active{background:#e8f8fb;color:var(--brand-dark);border-color:#aee3ec}.form-stack{display:grid;gap:12px}label span{display:block;color:var(--muted);font-size:12px;margin-bottom:5px;font-weight:700}input,select,textarea{width:100%;border:1px solid var(--line);border-radius:10px;padding:11px 12px;color:var(--ink);background:var(--white)}.primary-btn{border:0!important;border-radius:10px;background:var(--brand)!important;color:var(--white)!important;padding:12px;font-weight:800;display:inline-flex;gap:6px;align-items:center;justify-content:center}.danger-btn{border-color:#ffd3d3!important;color:#c53636!important}.link-btn{border:0;background:transparent;color:var(--brand-dark);font-weight:700}.status-text{min-height:18px;font-size:13px}.main-screen{min-height:100vh;padding-bottom:78px}.topbar{position:sticky;top:0;z-index:5;display:flex;justify-content:space-between;align-items:center;padding:10px 16px;min-height:46px;color:var(--white);background:linear-gradient(90deg,#0a9fb8,#645df2)}.topbar strong{display:block;font-size:20px}.topbar small{color:#dffbff;font-size:11px}.icon-btn{display:inline-flex;align-items:center;gap:6px;padding:8px 10px}.content{max-width:920px;margin:0 auto;padding:14px}.compact-panel,.section-header{background:linear-gradient(135deg,#1299b0,#19b0cf);border-radius:16px;color:var(--white);padding:12px}.compact-panel{display:flex;align-items:center;justify-content:space-between}.compact-panel span,.section-header p{color:#dffbff;font-size:12px}.compact-panel strong{display:block;margin-top:3px;font-size:18px}.section-header h2{margin-top:0}.report-header{display:flex;align-items:center;justify-content:space-between;gap:10px}.report-header select{max-width:120px}.metric-grid,.summary-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:12px}.summary-grid{grid-template-columns:repeat(2,1fr)}.metric-card,.summary-card,.settings-card,.chart-card{border:1px solid var(--line);background:var(--white);border-radius:14px}.metric-card{min-height:118px;display:grid;place-items:center;text-align:center;padding:10px}.metric-card span,.summary-card span{display:block;font-size:12px;color:var(--muted);font-weight:700}.metric-card strong{margin-top:8px;display:block;font-size:18px}.metric-card.glucose,.entry-card.glucose{background:#fff3eb;border-color:#ffd5bd}.metric-card.hba1c{background:#f1fff1;border-color:#c9efca}.metric-card.pressure,.entry-card.pressure{background:#effbff;border-color:#c6eafa}.quick-grid,.add-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:8px}.quick-card,.entry-card{border:1px solid #aee3ec;border-radius:14px;min-height:74px;padding:12px;text-align:center;background:var(--white)}.quick-card.filled{color:var(--white);background:linear-gradient(135deg,#1299b0,#18b2d1)}.quick-card span{display:block;margin-top:4px}.entry-card{min-height:120px;text-align:left}.entry-card span{color:var(--muted);font-size:12px;font-weight:800}.entry-card strong{display:block;margin:8px 0;font-size:20px}.record-list{display:grid;gap:8px;margin-top:10px}.date-header{margin-top:10px;padding:10px 12px;border-radius:12px;color:var(--white);font-weight:800;background:#17a8c4}.record-card{display:grid;grid-template-columns:1fr auto;gap:8px;padding:12px;border:1px solid var(--line);border-radius:14px;background:var(--white)}.record-card strong{font-size:16px}.record-card small{display:block;margin-top:5px}.value-pill{min-width:46px;height:34px;display:grid;place-items:center;border-radius:8px;background:var(--glucose);color:var(--white);font-weight:800}.value-pill.pressure{background:var(--pressure)}.filters{margin-top:12px}.filter-btn{flex:1;min-width:0;padding:10px 6px;font-size:12px}.search-wrap{display:flex;align-items:center;gap:8px;margin-top:10px;padding:0 12px;border:1px solid var(--line);border-radius:12px;background:var(--white)}.search-wrap input{border:0;padding-left:0}.summary-card{padding:14px}.summary-card strong{display:block;margin-top:8px;font-size:18px}.chart-card{margin-top:12px;padding:12px}.chart-title{display:flex;justify-content:space-between;gap:10px;align-items:center}.chart-title span{color:var(--muted);font-size:12px}canvas{width:100%;height:auto;margin-top:8px}.chart-detail{min-height:18px;color:var(--brand-dark);font-weight:700;font-size:13px}.settings-card{margin-top:10px;padding:12px}.export-grid{margin-top:10px}.export-grid button{flex:1;padding:10px 6px;display:inline-flex;align-items:center;justify-content:center;gap:6px}.about dl{display:grid;grid-template-columns:90px 1fr;gap:5px 8px;margin:10px 0 0;font-size:13px}.about dt{color:var(--muted)}.about dd{margin:0;font-weight:700}.about a{color:var(--brand-dark);display:inline-flex;align-items:center;gap:5px}.bottom-nav{position:fixed;left:0;right:0;bottom:0;display:grid;grid-template-columns:repeat(5,1fr);gap:4px;padding:8px;background:#f4f6fff5;border-top:1px solid var(--line)}.nav-btn{border:0;border-radius:12px;background:transparent;color:var(--muted);padding:8px 4px;font-size:12px;font-weight:800;display:grid;justify-items:center;gap:3px}.nav-btn.active{color:#695df2;background:#e8e4ff}.dialog-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:20;display:grid;place-items:center;padding:12px;background:#1416326b}.dialog{width:min(520px,100%);max-height:calc(100vh - 24px);overflow:auto;border-radius:16px;padding:16px;background:var(--white);box-shadow:0 20px 70px #1416324d}.pressure-fields{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.dialog-actions{display:grid;grid-template-columns:1fr 1fr 1fr;gap:8px}.muted{color:var(--muted)}@media (max-width: 560px){.content{padding:12px}.metric-grid{gap:8px}.metric-card{min-height:106px;padding:8px}.metric-card strong{font-size:16px}.quick-card{min-height:66px;padding:8px}.summary-card{padding:10px}.entry-card{min-height:106px;padding:12px}.section-header{padding:10px}.section-header h2{font-size:18px}.section-header p{font-size:11px}.about dl{grid-template-columns:70px 1fr}}