.btn{appearance:none;display:inline-flex;align-items:center;justify-content:center;text-align:center;border:1px solid var(--divider);background:var(--surface);color:var(--text);border-radius:var(--r-2);padding:10px 14px;font-size:var(--text-sm);font-weight:600;cursor:pointer;transition:transform .12s ease,background .12s ease,border-color .12s ease,box-shadow .12s ease}.btn:hover{box-shadow:var(--shadow-1);transform:translateY(-1px)}.btn:active{transform:translateY(0)}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none}.btn--primary{background:var(--cta);color:var(--white);border-color:var(--cta)}.btn--primary:hover{background:var(--cta-hover);border-color:var(--cta-hover)}.btn--secondary{background:color-mix(in srgb,var(--cta) 15%,var(--surface));border-color:color-mix(in srgb,var(--cta) 40%,var(--divider));color:var(--cta)}.btn--secondary:hover{background:color-mix(in srgb,var(--cta) 18%,var(--surface))}.btn--ghost{background:transparent;border-color:transparent;color:var(--text)}.btn--ghost:hover{background:color-mix(in srgb,var(--text) 8%,var(--surface))}.btn--danger{background:#ef4444;color:var(--white);border-color:#ef4444}.btn--danger:hover{background:#dc2626;border-color:#dc2626}.input,.textarea{width:100%;max-width:100%;box-sizing:border-box;min-width:0;border:1px solid var(--divider);border-radius:var(--r-2);padding:10px 12px;font-size:var(--text-md);font-family:var(--font-sans);background:var(--surface);color:var(--text);transition:border-color .12s ease,box-shadow .12s ease}.input::placeholder,.textarea::placeholder{color:var(--text-muted);opacity:.7}.input:focus,.textarea:focus{border-color:var(--cta);outline:none;box-shadow:0 0 0 3px color-mix(in srgb,var(--cta) 25%,transparent)}.input:disabled,.textarea:disabled{background:color-mix(in srgb,var(--text) 4%,var(--surface));color:var(--text-muted);opacity:.6}.field{display:grid;gap:6px;width:100%;max-width:100%;box-sizing:border-box;min-width:0}.field__label{font-weight:600;font-size:var(--text-sm);color:var(--text)}@media(prefers-color-scheme:dark){.field__label{color:var(--text)}}[data-theme=dark] .field__label{color:var(--text)}.field__help{font-size:var(--text-sm);color:var(--text-muted)}.field__error{font-size:var(--text-sm);color:var(--danger)}.card{width:100%;box-sizing:border-box;min-width:0;background:var(--surface);border:1px solid var(--divider);border-radius:var(--r-3);box-shadow:var(--shadow-1);transition:border-color .12s ease,box-shadow .12s ease}.card__header{padding:var(--space-4);border-bottom:1px solid var(--divider)}.card__body{padding:var(--space-4)}.card__footer{padding:var(--space-4);border-top:1px solid var(--divider)}.badge{display:inline-flex;align-items:center;gap:8px;padding:4px 10px;font-size:var(--text-xs);border-radius:999px;border:1px solid var(--divider);background:color-mix(in srgb,var(--text) 6%,var(--surface));color:var(--text);font-weight:500}.tabs{display:flex;gap:6px;padding:6px;background:color-mix(in srgb,var(--text) 4%,var(--surface));border-radius:999px;width:fit-content}.tab{border:0;background:transparent;padding:8px 12px;border-radius:999px;font-weight:600;cursor:pointer;color:var(--text-muted);transition:background .12s ease,color .12s ease}.tab[aria-selected=true]{background:var(--surface);color:var(--cta);box-shadow:var(--shadow-1)}.table-wrap{width:100%;overflow:auto;border:1px solid var(--divider);border-radius:var(--r-3)}.table{width:100%;border-collapse:collapse;min-width:640px;background:var(--surface)}.table th,.table td{padding:12px 14px;border-bottom:1px solid var(--divider);text-align:left;font-size:var(--text-sm)}.table th{color:var(--text-muted);font-weight:700;background:color-mix(in srgb,var(--text) 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rgba(15,23,42,.1)}.modal__title{font-weight:900;font-size:var(--text-xl)}.modal__footer{padding:14px 18px;border-top:1px solid rgba(15,23,42,.1);display:flex;justify-content:flex-end;gap:10px;flex-wrap:wrap}.modal__close{border-radius:999px}.modal__resize-handle{position:absolute;width:24px;height:24px;z-index:10}.modal__resize-handle:before{content:"";position:absolute;width:10px;height:10px;border-color:#63c8ff4d;border-style:solid;border-radius:1px;transition:border-color .15s ease}.modal__resize-handle--se{bottom:0;right:0}.modal__resize-handle--se:before{bottom:4px;right:4px;border-width:0 2px 2px 0;border-top-left-radius:0;border-bottom-right-radius:2px}.modal__resize-handle--sw{bottom:0;left:0}.modal__resize-handle--sw:before{bottom:4px;left:4px;border-width:0 0 2px 2px;border-bottom-left-radius:2px}.modal__resize-handle--ne{top:0;right:0}.modal__resize-handle--ne:before{top:4px;right:4px;border-width:2px 2px 0 0;border-top-right-radius:2px}.modal__resize-handle--nw{top:0;left:0}.modal__resize-handle--nw:before{top:4px;left:4px;border-width:2px 0 0 2px;border-top-left-radius:2px}.modal__resize-handle:hover:before{border-color:#63c8ffbf}.modal__resize-handle--ne,.modal__resize-handle--nw{z-index:11}.sleep-factors-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px 18px}.sleep-factors-grid__col{display:flex;flex-direction:column;gap:8px}.sleep-factors-grid__row{display:flex;align-items:center;gap:10px;cursor:pointer}@media(max-width:520px){.sleep-factors-grid{grid-template-columns:1fr}}.drawer{position:fixed;top:0;bottom:0;right:0;width:min(360px,92vw);background:var(--surface);box-shadow:var(--shadow-2);z-index:var(--z-drawer);border-left:1px solid var(--divider);transform:translate(100%);transition:transform .16s ease}.drawer[data-open=true]{transform:translate(0)}.toasts{position:fixed;right:var(--space-4);bottom:var(--space-4);display:grid;gap:10px;z-index:var(--z-toast)}.toast{background:var(--surface);border:1px solid rgba(15,23,42,.12);border-radius:var(--r-2);padding:12px 14px;box-shadow:var(--shadow-2);width:min(360px,92vw)}.skeleton{background:linear-gradient(90deg,#0f172a0f,#0f172a1a,#0f172a0f);background-size:200% 100%;animation:shimmer 1.2s infinite linear;border-radius:var(--r-2)}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.shell{min-height:100dvh;display:flex;flex-direction:column}.shell__topbar{position:sticky;top:0;z-index:var(--z-nav);border-bottom:2px solid var(--divider);isolation:isolate}.shell__topbar:before{content:"";position:absolute;inset:0;z-index:0;pointer-events:none;background:linear-gradient(to bottom,color-mix(in srgb,var(--bg) 94%,transparent),color-mix(in srgb,var(--bg) 70%,transparent));backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}.shell__topbar>*{position:relative;z-index:1}.shell__topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:var(--space-3);height:56px}.shell__main{flex:1;min-height:0;width:100%;padding:var(--space-6) 0;display:flex;flex-direction:column}.shell__body{flex:1;min-height:0;display:grid;grid-template-columns:1fr}.shell__sidenav{display:none}@media(min-width:1024px){.shell__body{grid-template-columns:260px 1fr}.shell__sidenav{display:block;border-right:2px solid var(--divider);padding:var(--space-6) var(--space-4);position:sticky;top:56px;height:calc(100dvh - 56px);overflow:auto}.shell__main{padding:var(--space-8) 0}}.navlink{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:var(--r-2);color:var(--text);text-decoration:none;font-weight:600;font-size:var(--text-sm)}.navlink:hover{background:color-mix(in srgb,var(--text) 8%,var(--surface));text-decoration:none}.navlink[aria-current=page]{background:color-mix(in srgb,var(--cta) 15%,var(--surface));color:var(--cta);border:1px solid var(--cta);font-weight:700}.canvas-page{flex:1;min-height:0;width:100%;position:relative;overflow:hidden}.canvas-page canvas{display:block;width:100%;height:100%}.onboard-grid-2{display:grid;grid-template-columns:repeat(2,minmax(220px,340px));gap:14px;justify-content:center}.onboard-span-2{grid-column:1 / -1}@media(max-width:720px){.onboard-grid-2{grid-template-columns:minmax(0,1fr);justify-content:stretch}.onboard-span-2{grid-column:auto}}.profile-header{background:var(--surface);border:1px solid rgba(15,23,42,.1);border-radius:var(--r-3);box-shadow:var(--shadow-1);padding:22px 26px;display:grid;grid-template-columns:1fr auto;grid-template-areas:"left avatar" "left actions";align-items:center;gap:var(--space-4);width:100%}.profile-header__left{grid-area:left;min-width:0;align-self:center}.profile-header__name{font-size:clamp(20px,2.4vw,34px);line-height:1.05;font-weight:800;letter-spacing:-.02em;white-space:nowrap}.profile-header__role{margin-top:6px;font-style:italic;font-size:clamp(16px,1.6vw,22px);color:var(--text-muted)}.profile-header__metrics{margin-top:10px;font-weight:800;font-size:clamp(18px,2.1vw,28px)}.profile-header__meta{margin-top:4px;font-size:clamp(16px,2vw,26px)}.profile-header__avatar{grid-area:avatar;justify-self:center;align-self:end;width:clamp(110px,11vw,115px);height:clamp(110px,11vw,115px);border-radius:999px;border:3px solid var(--cta);display:grid;place-items:center;flex:0 0 auto}.profile-header__avatar-img{width:clamp(100px,10.5vw,100px);height:clamp(100px,10.5vw,100px);border-radius:999px;object-fit:cover;background:#0f172a0f}.profile-header__actions{grid-area:actions;justify-self:center;align-self:start;display:flex;flex-direction:row;gap:var(--space-3);align-items:center;justify-content:center}.profile-header__actions>.btn{min-width:120px}.btn--outline{background:transparent;color:var(--cta);border-color:var(--cta);border-radius:999px;padding:10px 18px;font-size:var(--text-md)}.btn--outline:hover{background:color-mix(in srgb,var(--cta) 6%,white)}@media(max-width:1024px){.profile-header{padding:18px;gap:12px}.profile-header__actions>.btn--outline{padding:10px 14px;font-size:var(--text-sm)}}@media(max-width:560px){.profile-header{padding:14px;gap:10px}}@media(max-width:420px){.profile-header__actions>.btn{flex:1 1 100%;min-width:0}}.profile-header--mobile{grid-template-columns:60fr 40fr;grid-template-areas:"left avatar";align-items:center;padding:18px 20px;gap:0}.profile-header--mobile .profile-header__left{align-self:center}.profile-header--mobile .profile-header__name{font-size:clamp(24px,7vw,34px);white-space:normal}.profile-header--mobile .profile-header__role{font-size:clamp(18px,5vw,24px);margin-top:8px}.profile-header--mobile .profile-header__meta,.profile-header--mobile .profile-header__metrics{font-size:clamp(16px,4.5vw,22px);margin-top:6px}.profile-header--mobile .profile-header__avatar{justify-self:center;align-self:center;width:clamp(90px,28vw,130px);height:clamp(90px,28vw,130px)}.profile-header--mobile .profile-header__avatar-img{width:clamp(78px,25vw,116px);height:clamp(78px,25vw,116px)}.dashboard-top-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:var(--space-4)}.dashboard-grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--space-4)}.dashboard-grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--space-4)}@media(max-width:980px){.dashboard-top-grid,.dashboard-grid-3{grid-template-columns:1fr}}@media(max-width:860px){.dashboard-grid-2{grid-template-columns:1fr}}.dashboard-placeholder{border:1px dashed rgba(15,23,42,.18);border-radius:var(--r-3);padding:var(--space-4);background:#0f172a05;color:var(--text-muted);min-height:120px;display:grid;place-items:center;text-align:center}.dashboard-metric-row{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--space-3)}@media(max-width:860px){.dashboard-metric-row{grid-template-columns:repeat(2,minmax(0,1fr))}}.dashboard-metric{border:1px solid rgba(15,23,42,.1);border-radius:var(--r-3);padding:12px;background:var(--surface)}.dashboard-metric__value{font-weight:900;font-size:var(--text-2xl);line-height:1.1}.dashboard-metric__label{margin-top:4px;color:var(--text-muted);font-weight:700;font-size:var(--text-sm)}.dashboard-insight{border-left:4px solid var(--cta);padding:10px 12px;border-radius:var(--r-2);background:color-mix(in srgb,var(--cta) 6%,white);font-weight:600}@media(prefers-color-scheme:dark){.dashboard-insight{background:color-mix(in srgb,var(--cta) 18%,var(--surface));color:var(--text)}}[data-theme=dark] .dashboard-insight{background:color-mix(in srgb,var(--cta) 18%,var(--surface));color:var(--text)}.dashboard-actions{display:flex;flex-wrap:wrap;gap:10px}.streak-tracker__header{font-size:var(--text-sm);font-weight:600;color:var(--text);opacity:.75;letter-spacing:.01em}.streak-tracker{display:flex;gap:8px;padding:12px;background:#0f172a08;border:1px solid rgba(15,23,42,.08);border-radius:var(--r-1)}.streak-item{flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;padding:10px 6px;border-radius:var(--r-1);text-align:center;transition:background .15s ease}.streak-item:hover{background:#0f172a0a}.streak-item__icon{font-size:20px;line-height:1;margin-bottom:2px}.streak-item__count{font-size:var(--text-xl);font-weight:700;line-height:1;color:var(--cta)}.streak-item__count.is-zero{color:var(--gray)}.streak-item__unit{font-size:10px;color:var(--gray);line-height:1;text-transform:uppercase;letter-spacing:.04em}.streak-item__label{font-size:var(--text-xs);font-weight:500;color:var(--text);opacity:.65;margin-top:3px;white-space:nowrap}[data-theme=dark] .streak-tracker{background:#ffffff0a;border-color:#ffffff14}[data-theme=dark] .streak-item:hover{background:#ffffff0d}.dashboard-range{display:flex;gap:6px;padding:6px;background:#0f172a0a;border-radius:999px;width:fit-content}.dashboard-range__btn{border-radius:999px;padding:8px 12px}.dashboard-range__btn.is-active{background:var(--surface);border-color:#0f172a1f;box-shadow:var(--shadow-1)}.dashboard-trends-tabs .tab{border:1px solid transparent}.dashboard-trends-tabs .tab[aria-selected=true]{background:color-mix(in srgb,var(--cta) 10%,white);border-color:color-mix(in srgb,var(--cta) 20%,white);box-shadow:var(--shadow-1)}.scroll-target{scroll-margin-top:88px}.flash-highlight{animation:flashHighlight 1.5s ease-out}@keyframes flashHighlight{0%{box-shadow:0 0 #3b82f600;outline:0 solid rgba(59,130,246,0)}20%{box-shadow:0 0 0 6px #3b82f62e;outline:2px solid rgba(59,130,246,.35)}to{box-shadow:0 0 #3b82f600;outline:0 solid rgba(59,130,246,0)}}.page-frame{width:min(1280px,calc(100% - 32px));margin:0 auto}@media(min-width:1024px){.page-frame{width:min(1400px,calc(100% - 64px))}}.shell__topbar--transparent{background:#ffffff1a!important;backdrop-filter:blur(10px)!important;-webkit-backdrop-filter:blur(10px)!important;border-bottom:1px solid rgba(255,255,255,.1)!important;position:absolute!important;width:100%}.shell__topbar--transparent:before{display:none!important}