:root{--accent:var(--calc-color-daily);--accent-glow:#0ea5e940;--bg-dark:#050510;--card:#ffffff0a;--input-bg:#ffffff0f;--border:#ffffff14;--text-main:#fff;--text-dim:#88a;--text-muted:#666;--cyan:#00f3ff;--purple:#bc13fe;--font-main:"Inter", sans-serif;--font-mono:"JetBrains Mono", "Courier New", monospace}[data-theme=light]{--accent:var(--calc-color-daily);--accent-glow:#0284c726;--bg-dark:#e8edf5;--card:#fff;--input-bg:#f0f4f9;--border:#0000001f;--text-main:#0f172a;--text-dim:#334155;--text-muted:#64748b;--cyan:#0e7490;--purple:#7c3aed}*,:before,:after{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-main);background:var(--calc-bg-page);color:var(--calc-text-primary);min-height:100vh;transition:background .3s,color .3s}.dashboard-container{max-width:1600px;margin:0 auto;padding:1.5rem 1.5rem 3rem}.breadcrumb{color:var(--calc-text-dim);flex-wrap:wrap;align-items:center;gap:6px;margin-bottom:1rem;font-size:.8rem;display:flex}.breadcrumb a{color:var(--calc-text-dim);text-decoration:none}.breadcrumb a:hover{color:var(--accent)}.bc-sep{color:var(--calc-text-muted)}.calc-title{margin-bottom:.4rem;font-size:clamp(1.5rem,3vw,2rem);font-weight:700}.calc-subtitle{color:var(--calc-text-dim);margin-bottom:1.5rem;font-size:.95rem}.outer-tabs{flex-wrap:wrap;gap:8px;margin-bottom:1.5rem;display:flex}.outer-tab{border:1px solid var(--calc-border-default);background:var(--calc-bg-card);color:var(--calc-text-dim);cursor:pointer;border-radius:8px;padding:8px 20px;font-size:.9rem;transition:transform .25s,opacity .25s,color .2s,box-shadow .25s}.outer-tab:hover{border-color:var(--accent);color:var(--calc-text-primary)}.outer-tab.active{background:var(--accent);border-color:var(--accent);color:#fff;font-weight:600}.tab-panel{display:none}.tab-panel.active{display:block}.calc-grid{grid-template-columns:1fr 1fr;gap:1.5rem;display:grid}.input-card{background:var(--calc-bg-card);border:1px solid var(--calc-border-default);border-left:3px solid var(--calc-cyan);border-radius:12px;padding:1.5rem}.result-card{background:var(--calc-bg-card);border:1px solid var(--calc-border-default);border-left:3px solid var(--purple);border-radius:12px;padding:1.5rem}.card-title{text-transform:uppercase;letter-spacing:.08em;color:var(--calc-text-dim);margin-bottom:1rem;font-size:.85rem;font-weight:700}.field-group{margin-bottom:1rem}.field-label{color:var(--calc-text-dim);margin-bottom:4px;font-size:.8rem;display:block}.glass-input option{color:var(--calc-text-primary);background:#1a1a2e}[data-theme=light] .glass-input option{color:#0f172a;background:#fff}.field-row-2{grid-template-columns:1fr 1fr;gap:1rem;display:grid}.chip-row{flex-wrap:wrap;gap:8px;display:flex}.chip{border:1px solid var(--calc-border-default);background:var(--input-bg);color:var(--calc-text-dim);cursor:pointer;white-space:nowrap;border-radius:8px;padding:6px 12px;font-size:.82rem;transition:transform .25s,opacity .25s,color .2s,box-shadow .25s}.chip:hover{border-color:var(--accent);color:var(--calc-text-primary)}.chip.active{border-color:var(--accent);color:var(--accent);background:#0ea5e91f}[data-theme=light] .chip.active{color:#0284c7;background:#0284c71a;border-color:#0284c7}.hero-result{color:var(--accent);font-size:clamp(1.8rem,4vw,2.8rem);font-weight:800;font-family:var(--font-mono);margin:.5rem 0 .2rem}.hero-sub{color:var(--calc-text-dim);flex-wrap:wrap;align-items:center;gap:.5rem;margin-bottom:.8rem;font-size:.85rem;display:flex}.direction-badge{border:1px solid var(--calc-border-default);border-radius:20px;align-items:center;gap:4px;padding:2px 10px;font-size:.75rem;font-weight:700;display:inline-flex}.direction-badge.east{color:#ef4444;background:#ef44441a;border-color:#ef44444d}.direction-badge.west{color:#10b981;background:#10b9811a;border-color:#10b9814d}[data-theme=light] .direction-badge.east{color:#dc2626;background:#fff1f2}[data-theme=light] .direction-badge.west{color:#16a34a;background:#f0fdf4}.severity-bar-wrap{background:linear-gradient(90deg,#10b981,#f59e0b,#ef4444);border-radius:5px;height:10px;margin-bottom:6px;position:relative;overflow:visible}.severity-dot{border:3px solid var(--accent);background:#fff;border-radius:50%;width:16px;height:16px;transition:left .4s;position:absolute;top:-3px;left:10%;transform:translate(-50%)}.severity-labels{color:var(--calc-text-dim);justify-content:space-between;margin-bottom:1rem;font-size:.72rem;display:flex}.dual-clocks{justify-content:center;gap:1rem;margin:1rem 0;display:flex}.clock-wrap{flex-direction:column;flex:1;align-items:center;gap:.4rem;max-width:140px;display:flex}.clock-label{color:var(--calc-text-dim);text-align:center;text-transform:uppercase;letter-spacing:.05em;font-size:.72rem;font-weight:600}.clock-time{color:var(--accent);font-size:.85rem;font-weight:700;font-family:var(--font-mono)}.clock-face{border:2px solid var(--calc-border-default);background:#ffffff0a;border-radius:50%;flex-shrink:0;width:100px;height:100px;position:relative}.clock-face svg{width:100%;height:100%;overflow:visible}.clock-center{fill:var(--accent)}.clock-tick{stroke:#ffffff26;stroke-width:1px}[data-theme=light] .clock-tick{stroke:#0003}.clock-tick-major{stroke:#ffffff59;stroke-width:2px}[data-theme=light] .clock-tick-major{stroke:#0006}.clock-hand-hour{stroke:var(--calc-text-primary);stroke-width:3px;stroke-linecap:round;transform-origin:50px 50px;transition:transform .5s}.clock-hand-min{stroke:var(--accent);stroke-width:2px;stroke-linecap:round;transform-origin:50px 50px;transition:transform .5s}.clock-hand-sec{stroke:#ef4444;stroke-width:1.5px;stroke-linecap:round;transform-origin:50px 50px}.clock-gap-arc{fill:none;stroke:#ef44444d;stroke-width:3px}.clock-sep{flex-direction:column;justify-content:center;align-items:center;gap:4px;padding:0 .25rem;display:flex}.clock-sep-arrow{color:var(--calc-text-muted);font-size:1.2rem}.clock-sep-label{color:var(--calc-text-muted);text-align:center;white-space:nowrap;font-size:.7rem}.stat-grid{grid-template-columns:repeat(4,1fr);gap:.6rem;margin-bottom:1.2rem;display:grid}.stat-cell{background:var(--input-bg);border:1px solid var(--calc-border-default);border-radius:8px;padding:.6rem .8rem}.stat-label{color:var(--calc-text-dim);margin-bottom:3px;font-size:.68rem}.stat-value{color:var(--calc-text-primary);font-size:.92rem;font-weight:700}.chart-label{color:var(--calc-text-dim);text-transform:uppercase;letter-spacing:.05em;margin-bottom:.5rem;font-size:.78rem}#alertBox{margin-top:1rem}.alert{border-radius:8px;margin-bottom:8px;padding:10px 14px;font-size:.83rem;line-height:1.5}.alert-warn{color:#f59e0b;background:#f59e0b1a;border-left:3px solid #f59e0b}.alert-info{border-left:3px solid var(--accent);color:var(--accent);background:#0ea5e914}.alert-success{color:#10b981;background:#10b98114;border-left:3px solid #10b981}.alert-error{color:#ef4444;background:#ef44441a;border-left:3px solid #ef4444}[data-theme=light] .alert-warn{color:#155e75;background:#fffbeb}[data-theme=light] .alert-info{color:#0e7490;background:#eff9fb}[data-theme=light] .alert-success{color:#065f46;background:#f0fdf4}[data-theme=light] .alert-error{color:#dc2626;background:#fff1f2}.action-bar{flex-wrap:wrap;gap:10px;margin-top:1rem;display:flex}.btn-action{border:1px solid var(--calc-border-default);background:var(--input-bg);min-width:110px;color:var(--calc-text-dim);cursor:pointer;text-align:center;border-radius:8px;flex:1;padding:10px 16px;font-size:.85rem;transition:transform .25s,opacity .25s,color .2s,box-shadow .25s}.btn-action:hover{border-color:var(--accent);color:var(--accent)}.section-sub{color:var(--calc-text-primary);margin:1.5rem 0 .8rem;font-size:.95rem;font-weight:700}.section-sub:first-child{margin-top:0}.light-schedule-grid{flex-direction:column;gap:.6rem;margin-bottom:1.5rem;display:flex}.light-day-row{align-items:center;gap:.75rem;display:flex}.light-day-label{color:var(--calc-text-dim);flex-shrink:0;min-width:52px;font-size:.75rem;font-weight:700}.light-day-bar-wrap{border:1px solid var(--calc-border-default);background:#ffffff08;border-radius:6px;flex:1;height:28px;position:relative;overflow:hidden}.light-seg{border-radius:3px;position:absolute;top:0;bottom:0}.light-seg-seek{background:linear-gradient(135deg,#fbbf24cc,#f59e0be6)}.light-seg-avoid{background:#6366f166}[data-theme=light] .light-seg-avoid{background:#6366f140}.light-mel-dot{background:#bc13fe;border:1.5px solid #fff;border-radius:50%;width:8px;height:8px;position:absolute;top:50%;transform:translateY(-50%)}.light-day-note{color:var(--calc-text-muted);text-align:right;flex-shrink:0;min-width:80px;font-size:.7rem}.light-legend{flex-wrap:wrap;gap:1rem;margin-bottom:.75rem;display:flex}.legend-item{color:var(--calc-text-dim);align-items:center;gap:6px;font-size:.75rem;display:flex}.legend-dot{border-radius:3px;flex-shrink:0;width:12px;height:12px}.legend-dot-seek{background:linear-gradient(135deg,#fbbf24,#f59e0b)}.legend-dot-avoid{background:#6366f180}.legend-dot-mel{background:#bc13fe;border-radius:50%;width:8px;height:8px}.mel-table{border-collapse:collapse;width:100%;margin-bottom:1.5rem;font-size:.84rem}.mel-table th{background:var(--input-bg);color:var(--calc-text-dim);text-align:left;text-transform:uppercase;letter-spacing:.05em;padding:8px 12px;font-size:.75rem}.mel-table td{border-bottom:1px solid var(--calc-border-default);color:var(--calc-text-primary);padding:8px 12px}.mel-table tr:hover td{background:#ffffff05}[data-theme=light] .mel-table th{color:#475569;background:#edf2f9}[data-theme=light] .mel-table tr:hover td{background:#f0f4f9}.mel-time{color:var(--purple);font-weight:700;font-family:var(--font-mono)}[data-theme=light] .mel-time{color:#7c3aed}.data-table{border-collapse:collapse;width:100%;margin-bottom:1.5rem;font-size:.85rem}.data-table th{background:var(--input-bg);color:var(--calc-text-dim);text-align:left;text-transform:uppercase;letter-spacing:.05em;padding:8px 12px;font-size:.78rem}.data-table td{border-bottom:1px solid var(--calc-border-default);color:var(--calc-text-primary);padding:8px 12px}.data-table tr:hover td{background:#ffffff05}[data-theme=light] .data-table th{color:#475569;background:#edf2f9}[data-theme=light] .data-table tr:hover td{background:#f0f4f9}.alert-bar{vertical-align:middle;border-radius:4px;height:8px;margin-right:6px;display:inline-block}.scenario-grid{grid-template-columns:repeat(2,1fr);gap:1rem;margin-bottom:2rem;display:grid}@media (width<=600px){.scenario-grid{grid-template-columns:1fr}}.scenario-card{background:var(--calc-bg-card);border:1px solid var(--calc-border-default);text-align:center;border-radius:12px;padding:1.2rem}.scenario-card.sc-base{border-color:var(--accent);box-shadow:0 0 18px var(--accent-glow)}.sc-label{text-transform:uppercase;letter-spacing:.06em;color:var(--calc-text-dim);margin-bottom:.4rem;font-size:.78rem}.sc-value{color:var(--accent);font-size:1.6rem;font-weight:800;font-family:var(--font-mono)}.sc-note{color:var(--calc-text-muted);margin-top:.3rem;font-size:.78rem}.recovery-plan-card{background:var(--calc-bg-card);border:1px solid var(--calc-border-default);border-radius:12px;margin-bottom:1rem;padding:1.2rem}[data-theme=light] .recovery-plan-card{box-shadow:0 1px 4px #0000000f}.rp-title{color:var(--accent);margin-bottom:.6rem;font-size:.9rem;font-weight:700}.rp-item{color:var(--calc-text-dim);border-bottom:1px solid var(--calc-border-default);padding:5px 0;font-size:.84rem;line-height:1.6}.rp-item:last-child{border-bottom:none}.planner-intro{color:var(--calc-text-dim);margin-bottom:1.2rem;font-size:.9rem}.preflight-day{background:var(--calc-bg-card);border:1px solid var(--calc-border-default);border-radius:8px;flex-wrap:wrap;align-items:center;gap:1rem;margin-bottom:.5rem;padding:.8rem 1rem;display:flex}.pfd-day{color:var(--calc-text-dim);min-width:90px;font-size:.78rem;font-weight:700}.pfd-bed{color:var(--accent);font-size:.9rem;font-weight:700}.pfd-wake{color:var(--calc-text-dim);font-size:.9rem}.pfd-tip{color:var(--calc-text-muted);text-align:right;flex:1;font-size:.75rem}.inflight-wrap{margin-bottom:1.5rem}.inflight-bar-outer{border:1px solid var(--calc-border-default);background:#ffffff0a;border-radius:8px;height:40px;margin-bottom:.4rem;position:relative;overflow:hidden}.inflight-flight{background:linear-gradient(90deg,#0ea5e914,#0ea5e91f);position:absolute;inset:0}.inflight-sleep-seg{color:#a5b4fc;white-space:nowrap;background:#6366f173;border-radius:5px;justify-content:center;align-items:center;font-size:.7rem;font-weight:700;display:flex;position:absolute;top:4px;bottom:4px;overflow:hidden}[data-theme=light] .inflight-sleep-seg{color:#6366f1;background:#6366f140}.inflight-label{color:var(--calc-text-dim);white-space:nowrap;font-size:.68rem;position:absolute;top:50%;transform:translateY(-50%)}.inflight-label.dep{left:8px}.inflight-label.arr{right:8px}.inflight-tick{background:#ffffff26;width:1px;position:absolute;top:0;bottom:0}[data-theme=light] .inflight-tick{background:#00000026}.inflight-legend{color:var(--calc-text-dim);flex-wrap:wrap;gap:1rem;font-size:.75rem;display:flex}.inflight-leg-item{align-items:center;gap:6px;display:flex}.inflight-leg-color{border-radius:3px;width:14px;height:10px}.inflight-leg-sleep{background:#6366f180}.inflight-leg-awake{background:#0ea5e933}.day1-table{border-collapse:collapse;width:100%;margin-bottom:1.5rem;font-size:.83rem}.day1-table th{background:var(--input-bg);color:var(--calc-text-dim);text-align:left;text-transform:uppercase;letter-spacing:.05em;padding:7px 10px;font-size:.74rem}.day1-table td{border-bottom:1px solid var(--calc-border-default);color:var(--calc-text-primary);padding:7px 10px}.day1-table tr:hover td{background:#ffffff05}[data-theme=light] .day1-table th{color:#475569;background:#edf2f9}[data-theme=light] .day1-table tr:hover td{background:#f0f4f9}.day1-icon{margin-right:4px;font-size:.95rem}.day1-action{font-weight:600}.day1-detail{color:var(--calc-text-dim);font-size:.77rem}.tips-grid{grid-template-columns:repeat(3,1fr);gap:1rem;margin-bottom:1.5rem;display:grid}.tip-card{background:var(--calc-bg-card);border:1px solid var(--calc-border-default);border-radius:10px;padding:1rem}[data-theme=light] .tip-card{box-shadow:0 1px 4px #0000000f}.tip-icon{margin-bottom:.5rem;font-size:1.4rem}.tip-title{color:var(--calc-text-primary);margin-bottom:.3rem;font-size:.85rem;font-weight:700}.tip-text{color:var(--calc-text-dim);font-size:.8rem;line-height:1.6}.page-sections-outer{max-width:1600px;margin:0 auto;padding:0 1.5rem 3rem}.how-section{margin:2.5rem 0}.how-title{margin-bottom:1.2rem;font-size:1.2rem;font-weight:700}.how-grid{grid-template-columns:repeat(4,1fr);gap:1rem;display:grid}@media (width<=900px){.how-grid{grid-template-columns:repeat(2,1fr)}}@media (width<=500px){.how-grid{grid-template-columns:1fr}}.how-card{background:var(--calc-bg-card);border:1px solid var(--calc-border-default);border-radius:12px;padding:1.2rem}[data-theme=light] .how-card{box-shadow:0 1px 4px #0000000f}.how-num{background:var(--accent);color:#fff;border-radius:50%;justify-content:center;align-items:center;width:32px;height:32px;margin-bottom:.8rem;font-size:.9rem;font-weight:700;display:flex}.how-card h3{margin-bottom:.4rem;font-size:.9rem;font-weight:700}.how-card p{color:var(--calc-text-dim);font-size:.82rem;line-height:1.6}.formula-pills2{margin:2rem 0}.fp-title{margin-bottom:1rem;font-size:1.1rem;font-weight:700}.fp-row{flex-wrap:wrap;gap:.75rem;display:flex}.fp-pill{background:#0ea5e914;border:1px solid #0ea5e933;border-radius:8px;flex-wrap:wrap;align-items:flex-start;gap:.6rem;padding:.7rem 1rem;display:flex}.fp-label{color:var(--accent);text-transform:uppercase;letter-spacing:.04em;white-space:nowrap;font-size:.78rem;font-weight:700}.fp-eq{color:var(--calc-text-dim);font-size:.82rem;font-family:var(--font-mono)}.gloss-section2{margin:2rem 0}.gl-title{margin-bottom:1rem;font-size:1.1rem;font-weight:700}.gl-grid{grid-template-columns:repeat(3,1fr);gap:.75rem;display:grid}@media (width<=450px){.gl-grid{grid-template-columns:1fr}}.gl-item{background:var(--calc-bg-card);border:1px solid var(--calc-border-default);border-radius:8px;padding:.9rem 1rem}[data-theme=light] .gl-item{box-shadow:0 1px 4px #0000000f}.gl-item dt{color:var(--accent);margin-bottom:.3rem;font-size:.83rem;font-weight:700}.gl-item dd{color:var(--calc-text-dim);font-size:.8rem;line-height:1.6}.calc-article{background:var(--calc-bg-card);border:1px solid var(--calc-border-default);border-radius:12px;margin:2rem 0;padding:1.5rem}.calc-article h2{margin-bottom:1rem;font-size:1.1rem;font-weight:700}.calc-article p{color:var(--calc-text-dim);margin-bottom:.75rem;font-size:.88rem;line-height:1.75}.faq-section{margin:2rem 0}.faq-title{margin-bottom:1rem;font-size:1.2rem;font-weight:700}.faq-list{flex-direction:column;display:flex}.faq-item__question{cursor:pointer;color:var(--calc-text-primary);user-select:none;justify-content:space-between;align-items:center;padding:14px 4px;font-size:.9rem;font-weight:600;list-style:none;transition:color .2s;display:flex}.faq-item__question::-webkit-details-marker{display:none}.faq-item__question:after{content:"+";font-family:var(--font-mono);color:var(--calc-text-dim);flex-shrink:0;margin-left:16px;font-size:1.1rem}.faq-item-enhanced[open] .faq-item__question:after{content:"−";color:var(--accent)}.faq-item__question:hover{color:var(--accent)}.faq-item__answer{color:var(--calc-text-dim);padding:0 4px 14px;font-size:.85rem;line-height:1.75}[data-theme=light] .faq-list{gap:8px}[data-theme=light] .faq-item__question{color:#0f172a;padding:14px 16px}[data-theme=light] .faq-item__question:after{color:#64748b}[data-theme=light] .faq-item-enhanced[open] .faq-item__question:after,[data-theme=light] .faq-item__question:hover{color:#0284c7}[data-theme=light] .faq-item__answer{color:#475569;border-top:1px solid #0000000f;padding:12px 16px 16px}.calc-related{margin:2rem 0}.related-title{margin-bottom:1rem;font-size:1.1rem;font-weight:700}.related-grid{grid-template-columns:repeat(4,1fr);gap:1rem;display:grid}.related-card{background:var(--calc-bg-card);border:1px solid var(--calc-border-default);color:var(--calc-text-dim);text-align:center;border-radius:10px;padding:1rem;font-size:.88rem;font-weight:500;text-decoration:none;transition:transform .25s,opacity .25s,color .2s,box-shadow .25s}.related-card:hover{border-color:var(--accent);color:var(--accent)}.calc-page-footer{border-top:1px solid var(--calc-border-default);background:#050510f2;margin-top:3rem;padding:2.5rem 1.5rem 1.5rem}[data-theme=light] .calc-page-footer{background:#0f172a}.calc-page-footer .footer-grid{grid-template-columns:2fr 1fr 1fr;gap:2rem;max-width:1200px;margin:0 auto;display:grid}.calc-page-footer .footer-logo-row{align-items:center;gap:8px;margin-bottom:.5rem;display:flex}.calc-page-footer .footer-logo{color:#00f3ff;font-size:1.4rem;font-weight:800;font-family:var(--font-mono)}.calc-page-footer .footer-brand-name{color:#fff;font-size:1.1rem;font-weight:700}.calc-page-footer .footer-tagline{color:#88a;margin-top:.3rem;font-size:.82rem}.calc-page-footer .footer-col-title{text-transform:uppercase;letter-spacing:.08em;color:#88a;margin-bottom:.75rem;font-size:.75rem;display:block}.calc-page-footer .footer-link{color:#88a;margin-bottom:.4rem;font-size:.82rem;text-decoration:none;transition:color .2s;display:block}.calc-page-footer .footer-link:hover{color:#00f3ff}.calc-page-footer .footer-bottom{color:#88a;text-align:center;border-top:1px solid #ffffff0f;max-width:1200px;margin:1.5rem auto 0;padding-top:1rem;font-size:.78rem}.back-to-top{background:var(--accent);color:#fff;cursor:pointer;opacity:0;z-index:999;border:none;border-radius:50%;justify-content:center;align-items:center;width:44px;height:44px;font-size:1.4rem;transition:opacity .3s,transform .3s;display:flex;position:fixed;bottom:24px;right:24px;transform:translateY(20px)}.back-to-top.visible{opacity:1;transform:translateY(0)}.toast{z-index:9999;white-space:nowrap;border-radius:8px;padding:12px 20px;font-size:.88rem;animation:.3s fadeInUp;position:fixed;bottom:24px;left:50%;transform:translate(-50%)}.toast-success{color:#fff;background:#10b981e6}.toast-warn{color:#fff;background:#f59e0be6}@keyframes fadeInUp{0%{opacity:0;transform:translate(-50%,10px)}to{opacity:1;transform:translate(-50%)}}[data-theme=light] .result-card,[data-theme=light] .scenario-card,[data-theme=light] .recovery-plan-card,[data-theme=light] .tip-card,[data-theme=light] .how-card,[data-theme=light] .gl-item,[data-theme=light] .input-card{border-left:3px solid #0e7490}[data-theme=light] .result-card{border-left:3px solid #7c3aed}[data-theme=light] .glass-input:focus{border-color:#0284c7}[data-theme=light] .glass-input::placeholder{color:#0006}[data-theme=light] .chip{color:#475569;background:#f0f4f9;border-color:#0000001f}[data-theme=light] .chip:hover{color:#0f172a;border-color:#0284c7}[data-theme=light] .outer-tab{color:#475569;background:#fff;border-color:#0000001f}[data-theme=light] .outer-tab:hover{color:#0f172a;border-color:#0284c7}[data-theme=light] .outer-tab.active{color:#fff;background:#0284c7;border-color:#0284c7}[data-theme=light] .severity-dot{background:#0f172a;border-color:#0284c7}[data-theme=light] .stat-cell{background:#edf2f9;border-color:#0000001a}[data-theme=light] .clock-face{background:#f0f4f9;border-color:#00000026}[data-theme=light] .light-mel-dot{background:#7c3aed;border-color:#0f172a}[data-theme=light] .legend-dot-mel{background:#7c3aed}[data-theme=light] .inflight-bar-outer{background:#edf2f9;border-color:#0000001f}[data-theme=light] .inflight-flight{background:linear-gradient(90deg,#0284c714,#0284c71f)}[data-theme=light] .preflight-day{background:#fff;border-color:#0000001f;box-shadow:0 1px 4px #0000000f}[data-theme=light] .fp-pill{background:#0284c714;border-color:#0284c733}[data-theme=light] .fp-label,[data-theme=light] .gl-item dt{color:#0284c7}[data-theme=light] .btn-action{color:#475569;background:#f0f4f9;border-color:#0000001f}[data-theme=light] .btn-action:hover{color:#0284c7;border-color:#0284c7}[data-theme=light] .scenario-card.sc-base{border-color:#0284c7;box-shadow:0 2px 12px #0284c726}[data-theme=light] .rp-item{border-bottom-color:#00000014}[data-theme=light] .light-day-bar-wrap{background:#edf2f9;border-color:#0000001a}[data-theme=light] .related-card:hover{color:#0284c7;border-color:#0284c7}[data-theme=light] .section-sub{color:#0f172a}[data-theme=light] .chart-label{color:#475569}[data-theme=light] .back-to-top{background:#0284c7;box-shadow:0 2px 8px #0284c74d}[data-theme=light] .clock-hand-hour{stroke:#0f172a}[data-theme=light] .clock-gap-arc{stroke:#ef444466}[data-theme=light] .breadcrumb a{color:#475569}[data-theme=light] .breadcrumb a:hover{color:#0284c7}[data-theme=light] .page-sections-outer{color:#0f172a}[data-theme=light] .how-num{background:#0284c7}[data-theme=light] .hero-result,[data-theme=light] .clock-time{color:#0284c7}[data-theme=light] ::-webkit-scrollbar-track{background:#e8edf5}[data-theme=light] ::-webkit-scrollbar-thumb{background:#0003;border-radius:4px}[data-theme=light] ::-webkit-scrollbar-thumb:hover{background:#00000059}.faq-grid{grid-template-columns:repeat(2,1fr);gap:.9rem;display:grid}@media (width<=700px){.faq-grid{grid-template-columns:1fr}}.faq-item-enhanced{background:var(--calc-bg-card);border:1px solid var(--calc-border-default);border-radius:10px;transition:border-color .2s,box-shadow .2s;overflow:hidden}.faq-item-enhanced:hover{border-color:#0ea5e959}.faq-item-enhanced[open]{border-color:#0ea5e980;border-left:3px solid var(--accent)}.faq-item-enhanced>summary{cursor:pointer;color:var(--calc-text-primary);user-select:none;align-items:center;gap:8px;padding:12px 14px;font-size:.86rem;font-weight:600;line-height:1.4;list-style:none;transition:color .2s;display:flex}.faq-item-enhanced>summary::-webkit-details-marker{display:none}.faq-item-enhanced>summary:hover{color:var(--accent)}.faq-chevron{width:15px;height:15px;color:var(--calc-text-dim);flex-shrink:0;margin-left:auto;transition:transform .25s,color .2s}.faq-item-enhanced[open] .faq-chevron{color:var(--accent);transform:rotate(180deg)}.faq-item-enhanced .faq-item__answer{color:var(--calc-text-dim);padding:0 14px 13px;font-size:.82rem;line-height:1.75}.faq-no-results{text-align:center;color:var(--calc-text-dim);grid-column:1/-1;padding:1.2rem;font-size:.85rem;font-style:italic}.faq-tag{text-transform:uppercase;letter-spacing:.04em;white-space:nowrap;border-radius:4px;flex-shrink:0;align-items:center;padding:2px 7px;font-size:.64rem;font-weight:700;display:inline-flex}.faq-tag--advanced{color:var(--accent);background:#0ea5e91f}.faq-tag--basics{color:#10b981;background:#10b9811f}.faq-tag--strategy{color:#f59e0b;background:#f59e0b1f}.faq-search{background:var(--input-bg);border:1px solid var(--calc-border-default);border-radius:8px;align-items:center;gap:10px;margin-bottom:1rem;padding:9px 14px;transition:border-color .2s;display:flex}.faq-search:focus-within{border-color:var(--accent)}.faq-search svg{width:16px;height:16px;color:var(--calc-text-dim);flex-shrink:0}#faqSearch{color:var(--calc-text-primary);font-size:.88rem;font-family:var(--font-main);background:0 0;border:none;outline:none;flex:1}#faqSearch::placeholder{color:var(--calc-text-muted)}[data-theme=light] .faq-item-enhanced{background:#fff;border-color:#0000001a;box-shadow:0 1px 4px #0000000f}[data-theme=light] .faq-item-enhanced:hover{border-color:#0284c759;box-shadow:0 2px 10px #0284c714}[data-theme=light] .faq-item-enhanced[open]{border-color:#0284c766 #0284c766 #0284c766 #0284c7;border-left-style:solid;border-left-width:3px;box-shadow:0 2px 12px #0284c71a}[data-theme=light] .faq-item-enhanced>summary{color:#0f172a;padding:12px 16px}[data-theme=light] .faq-item-enhanced>summary:hover{color:#0284c7}[data-theme=light] .faq-chevron{color:#64748b}[data-theme=light] .faq-item-enhanced[open] .faq-chevron{color:#0284c7}[data-theme=light] .faq-item-enhanced .faq-item__answer{color:#475569;border-top:1px solid #0000000f;padding:0 16px 14px}[data-theme=light] .faq-tag--advanced{color:#0284c7;background:#0284c71a}[data-theme=light] .faq-tag--basics{color:#059669;background:#0596691a}[data-theme=light] .faq-tag--strategy{color:#0e7490;background:#0e74901a}[data-theme=light] .faq-search{background:#f0f4f9;border-color:#0000001f}[data-theme=light] #faqSearch{color:#0f172a}.light-time-axis{justify-content:space-between;margin-top:2px;margin-bottom:.25rem;padding:0 2px;display:flex}.light-time-tick{color:var(--calc-text-muted);text-align:center;min-width:28px;font-size:.64rem}.light-time-axis-wrap{align-items:center;gap:.75rem;display:flex}.light-time-axis-spacer{flex-shrink:0;min-width:52px}.light-time-axis-inner{flex:1}.clock-num{font-size:8px;font-family:var(--font-mono);fill:var(--calc-text-dim);text-anchor:middle;dominant-baseline:central}[data-theme=light] .clock-num{fill:#475569}.inflight-tick-label{color:#ffffff80;white-space:nowrap;pointer-events:none;font-size:.58rem;position:absolute;bottom:3px;transform:translate(-50%)}[data-theme=light] .inflight-tick-label{color:#00000073}[data-theme=light] .calc-page-footer .footer-logo,[data-theme=light] .calc-page-footer .footer-link:hover{color:#0e7490}