:root{--color-bg: #1F8B97;--color-surface: #ffffff;--color-text: #333333;--color-text-muted: #515151;--color-primary: #218B97;--color-primary-hover: #155a62;--color-primary-light: #ebf2f0;--color-border: #EBEBEB;--color-success: #6a9e76;--color-warning: #b09860;--radius: 6px;--radius-sm: 6px;--shadow: 0px 1px 3px rgba(0, 0, 0, .1), 0px 1px 2px rgba(0, 0, 0, .06);--shadow-lg: 0px 4px 4px rgba(0, 0, 0, .25)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Avenir,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:var(--color-bg);color:var(--color-text);line-height:1.6;-webkit-font-smoothing:antialiased}.app{max-width:640px;margin:0 auto;padding:0 1rem;min-height:100vh;display:flex;flex-direction:column}header nav{display:flex;gap:1.5rem;padding:.875rem 0;border-bottom:1px solid rgba(255,255,255,.2);align-items:center}header nav a{color:#c7e2e5;text-decoration:none;font-size:.875rem;font-weight:500;transition:color .15s}header nav a:hover{color:#fff}header nav .logo{font-weight:700;color:#fff;font-size:1rem;margin-right:auto;letter-spacing:-.02em}main{flex:1;padding:2rem 0}footer{padding:1.25rem 0;border-top:1px solid rgba(255,255,255,.2);text-align:center}.footer-logo{width:40px;height:auto;margin-top:.75rem;display:block;margin-left:auto;margin-right:auto}footer p{font-size:.75rem;color:#c7e2e5}.home h1{font-size:1.5rem;margin-bottom:.5rem;color:#fff}.home>p{color:#c7e2e5;margin-bottom:2rem}.tool-grid{display:grid;gap:1rem}.tool-card{display:block;padding:1.25rem;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);text-decoration:none;color:inherit;box-shadow:var(--shadow);transition:all .2s}.tool-card:hover{border-color:var(--color-primary);box-shadow:var(--shadow-lg);transform:translateY(-1px)}.tool-card h2{font-size:1rem;margin-bottom:.25rem;font-weight:600}.tool-card p{font-size:.875rem;color:var(--color-text-muted)}select{padding:.4rem .6rem;border:1px solid var(--color-border);border-radius:var(--radius-sm);font-size:.9rem;font-family:inherit;background:var(--color-surface);color:var(--color-text);width:auto;transition:border-color .15s}select:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #218b9726}button{padding:.5rem 1rem;border:none;border-radius:var(--radius-sm);font-size:.875rem;font-weight:500;font-family:inherit;cursor:pointer;transition:all .15s}button.primary{background:var(--color-primary);color:#fff;border-radius:25px}button.primary:hover{background:var(--color-primary-hover);box-shadow:0 0 10px #00000026}button.secondary{background:var(--color-surface);border:1px solid var(--color-border);color:var(--color-text)}button.secondary:hover{background:#f0f0f0;border-color:var(--color-primary)}button.danger{background:transparent;color:#eb7374;border:1px solid #f5c4c4;font-size:.8rem}button.danger:hover{background:#fef2f2;border-color:#eb7374}.somndagbok h1{font-size:1.35rem;font-weight:700;letter-spacing:-.02em;margin-bottom:.25rem;color:#fff}.instruction{color:#c7e2e5;font-size:.85rem;margin-bottom:.5rem}.info-notice{color:#9abbbf;font-size:.75rem;margin-bottom:1.25rem;line-height:1.4}.inapp-warning{background:#e85d3a;color:#fff;padding:.75rem 1rem;border-radius:var(--radius);font-size:.85rem;line-height:1.4;margin-bottom:.75rem}.beta-notice{color:#9abbbf;font-size:.7rem;text-align:center;margin-top:2rem;line-height:1.4}.footer-beta{color:#ffffff59;font-size:.65rem;margin-top:.25rem}.calendar{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);box-shadow:var(--shadow);padding:.75rem;margin-bottom:1.25rem}.cal-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:.4rem}.cal-title{font-weight:600;font-size:.9rem;text-transform:capitalize}.cal-nav{padding:.15rem .5rem;font-size:1rem;line-height:1;border-radius:6px}.cal-weekdays{display:grid;grid-template-columns:repeat(7,1fr);gap:1px;margin-bottom:2px}.cal-weekday{text-align:center;font-size:.65rem;font-weight:600;color:var(--color-text-muted);padding:.15rem 0;text-transform:uppercase;letter-spacing:.03em}.cal-weekday.weekend{background:#ebf2f0;border-radius:3px}.cal-weeks{display:flex;flex-direction:column;gap:1px}.cal-week{display:grid;grid-template-columns:repeat(7,1fr);gap:1px}.cal-day{display:flex;align-items:center;justify-content:center;border:1.5px solid transparent;border-radius:6px;background:transparent;font-size:.75rem;font-weight:500;color:var(--color-text);cursor:pointer;padding:.3rem 0;transition:all .12s}.cal-day.weekend{background:#ebf2f0}.cal-day:hover{background:var(--color-bg)}.cal-day.other-month{color:#d1d5db}.cal-day.today{border-color:var(--color-primary)}.cal-day.selected{background:var(--color-primary);color:#fff}.cal-day.selected.today{border-color:var(--color-primary-hover)}.cal-day.has-data{font-weight:700;border-color:transparent}.cal-day.has-data.good{background:#b9d2bf;color:#2d5a3a}.cal-day.has-data.ok{background:#d8cca0;color:#5a4e2a}.cal-day.has-data.low{background:#eb7374;color:#fff}.cal-day.has-data.selected.good{background:#8bb897;color:#fff}.cal-day.has-data.selected.ok{background:#c4a86c;color:#fff}.cal-day.has-data.selected.low{background:#d44e4f;color:#fff}.cal-day.has-data.today,.cal-day.has-data.selected.today{border-color:transparent}.cal-legend{display:flex;gap:.75rem;justify-content:center;margin-top:.5rem;font-size:.65rem;color:var(--color-text-muted)}.legend-item{display:flex;align-items:center;gap:.25rem}.legend-dot{width:8px;height:8px;border-radius:2px}.legend-dot.good{background:#b9d2bf;border:1px solid #8BB897}.legend-dot.ok{background:#d8cca0;border:1px solid #C4A86C}.legend-dot.low{background:#eb7374;border:1px solid #d44e4f}.selected-day-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:.6rem}.selected-day-header h2{font-size:.85rem;font-weight:600;margin:0;color:#fff}.today-btn{font-size:.75rem;padding:.25rem .6rem}.night-entry{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);box-shadow:var(--shadow);padding:1.25rem;margin-bottom:1.5rem}.night-fields{display:flex;flex-direction:column;gap:.75rem}.time-select{display:flex;align-items:center;justify-content:space-between;gap:1rem}.time-label{font-size:.85rem;font-weight:500;flex:1;color:var(--color-text)}.time-inputs{display:flex;align-items:center;gap:.2rem}.time-inputs select{width:3.5rem;text-align:center;font-size:.85rem}.duration-select{width:auto;min-width:5.5rem;text-align:center;font-size:.85rem}.time-native{padding:.4rem .6rem;border:1px solid var(--color-border);border-radius:var(--radius-sm);font-size:.9rem;font-family:inherit;background:var(--color-surface);color:var(--color-text);transition:border-color .15s}.time-native:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #218b9726}.time-sep{font-weight:500;font-size:.8rem;color:var(--color-text-muted)}.night-results{display:grid;grid-template-columns:repeat(3,1fr);gap:.5rem;margin-top:1rem;padding-top:1rem;border-top:1px solid var(--color-border)}.result-item{text-align:center;padding:.5rem 0;background:#f2f2f7;border-radius:var(--radius-sm)}.result-label{display:block;font-size:.65rem;font-weight:500;text-transform:uppercase;letter-spacing:.04em;color:var(--color-text-muted);margin-bottom:.15rem}.result-value{font-size:1.05rem;font-weight:700}.result-value.eff.good{color:var(--color-success)}.result-value.eff.ok{color:var(--color-warning)}.result-value.eff.low{color:#eb7374}.night-actions{margin-top:.75rem;display:flex;justify-content:flex-end}.entries-section{margin-top:.75rem}.toolbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:.75rem}.toolbar h2{font-size:1rem;font-weight:600;margin:0;color:#fff}.results-list{display:flex;flex-direction:column;gap:.375rem}.result-row{display:flex;align-items:center;gap:1rem;padding:.5rem .875rem;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-sm);font-size:.8rem;cursor:pointer;text-align:left;width:100%;transition:all .12s}.result-row:hover{border-color:var(--color-primary);box-shadow:var(--shadow)}.result-row.active{border-color:var(--color-primary);background:var(--color-primary-light)}.result-date{font-weight:600;min-width:95px}.result-metric{display:flex;flex-direction:column;align-items:center;min-width:75px}.metric-label{font-size:.65rem;color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.03em}.metric-value{font-weight:600}.metric-value.good{color:var(--color-success)}.metric-value.ok{color:var(--color-warning)}.metric-value.low{color:#eb7374}.empty-state{text-align:center;color:#c7e2e5;padding:2rem;font-size:.85rem}.chart-section{margin-top:1.5rem}.chart-section h2{font-size:1rem;font-weight:600;margin-bottom:.75rem;color:#fff}.chart-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);box-shadow:var(--shadow);padding:1rem 1rem .75rem}.chart-svg{width:100%;display:block}.chart-empty{text-align:center;color:var(--color-text-muted);padding:1.5rem;font-size:.85rem}.chart-weekend{fill:#ebf2f0}.chart-grid-line{stroke:var(--color-border);stroke-width:.5}.chart-threshold{stroke-width:1;stroke-dasharray:4 3;opacity:.6}.chart-threshold.good{stroke:var(--color-success)}.chart-threshold.low{stroke:#eb7374}.chart-line{fill:none;stroke:var(--color-primary);stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.chart-area{fill:url(#chart-gradient)}.chart-dot{stroke:var(--color-surface);stroke-width:1.5;fill:var(--color-primary)}.chart-dot.good{fill:var(--color-success)}.chart-dot.ok{fill:var(--color-warning)}.chart-dot.low{fill:#eb7374}.chart-label{font-size:9px;fill:var(--color-text-muted);font-weight:500}.chart-label-y{font-size:9px;fill:var(--color-text-muted);font-weight:500;text-anchor:end}.export-actions{display:flex;justify-content:center;align-items:center;gap:.5rem;margin-top:1.5rem;padding-bottom:1rem}.link-btn{background:none;border:none;color:#c7e2e5;font-size:.75rem;cursor:pointer;padding:.25rem 0;text-decoration:underline;text-underline-offset:2px}.link-btn:hover{color:#fff}.export-sep{color:#ffffff4d;font-size:.75rem}@media(max-width:480px){main{padding:1.25rem 0}select,.time-native,input{font-size:16px}.cal-day{padding:.45rem 0;font-size:.8rem}.time-select{flex-wrap:wrap;gap:.25rem}.time-label{flex:1 1 100%;font-size:.8rem}.selected-day-header h2{font-size:.8rem}.result-row{gap:.5rem;padding:.5rem .625rem}.result-date{min-width:80px;font-size:.75rem}.result-metric{min-width:60px}.metric-label{font-size:.6rem}.night-results{gap:.35rem}.result-item{padding:.4rem .15rem}.result-label{font-size:.6rem}.result-value{font-size:.95rem}.chart-card{padding:.75rem .5rem .5rem}}