.sidebar{position:fixed;inset:18px auto 18px 18px;width:var(--sidebar);max-width:calc(100vw - 36px);background:linear-gradient(180deg,rgba(255,255,255,.97),rgba(246,248,245,.96));border:1px solid var(--line);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow);display:flex;flex-direction:column;z-index:10;overflow:hidden}.brand{display:grid;grid-template-columns:54px minmax(0,1fr);gap:14px;align-items:center;margin-bottom:22px}.brand strong{display:block;font-family:var(--font-display);font-size:clamp(1.15rem,1.5vw,1.5rem);line-height:1.02;letter-spacing:-.04em;text-transform:uppercase;white-space:normal}.brand small,.userbox small{display:block;color:var(--muted);font-size:.83rem;line-height:1.15}.runner-logo{position:relative;display:grid;place-items:center;flex:0 0 auto;width:54px;height:54px;border-radius:18px;background:linear-gradient(135deg,#ffb347,var(--orange));box-shadow:0 12px 30px rgba(255,122,26,.28)}.runner-logo:before{content:"";position:absolute;width:13px;height:13px;border-radius:50%;background:#122019;top:11px;left:23px}.runner-logo:after{content:"";position:absolute;width:29px;height:20px;border-left:5px solid #122019;border-bottom:5px solid #122019;transform:rotate(-25deg);top:23px;left:14px;border-radius:4px}.runner-logo span:before{content:"";position:absolute;width:22px;height:5px;background:#122019;transform:rotate(-22deg);top:29px;left:28px;border-radius:999px}.runner-logo span:after{content:"";position:absolute;width:22px;height:5px;background:#122019;transform:rotate(34deg);top:37px;left:18px;border-radius:999px}.runner-logo.big{width:70px;height:70px;border-radius:22px}.sidebar nav{display:grid;gap:7px;min-height:0;overflow:auto;padding-right:2px}.sidebar nav a,.bottom-nav a{padding:12px 14px;border-radius:14px;color:var(--muted);font-weight:850}.sidebar nav a.active,.sidebar nav a:hover,.bottom-nav a.active{background:rgba(7,140,134,.1);color:var(--text);border:1px solid rgba(7,140,134,.22)}.userbox{margin-top:auto;padding:14px;border:1px solid var(--line);border-radius:18px;background:rgba(7,140,134,.05)}.userbox button,.userbox a{margin-top:8px;width:100%;border:0;border-radius:12px;padding:9px 10px;background:rgba(255,122,26,.14);color:#9b4700;font-weight:850;text-align:center;display:inline-flex;justify-content:center}.role-pill{display:inline-flex;margin-top:8px;border:1px solid var(--line);border-radius:999px;padding:3px 9px;color:var(--teal);font-size:.8rem;font-weight:900}.app-main{margin-left:calc(var(--sidebar) + 44px);padding:28px;max-width:calc(100vw - var(--sidebar) - 44px);width:calc(100vw - var(--sidebar) - 44px);overflow:hidden}.bottom-nav{display:none}.hero{display:grid;grid-template-columns:minmax(0,1fr) minmax(260px,360px);gap:22px;align-items:stretch;padding:clamp(22px,3vw,36px);border:1px solid var(--line);border-radius:32px;background:linear-gradient(135deg,rgba(255,255,255,.94),rgba(238,245,241,.86)),radial-gradient(circle at 90% 8%,rgba(255,138,38,.18),transparent 36%);box-shadow:var(--shadow);overflow:hidden}.hero>div{min-width:0}.hero h1,.page-head h1{font-family:var(--font-display);font-size:clamp(2.15rem,4.35vw,4.75rem);line-height:1.02;margin:0 0 18px;letter-spacing:-.055em;text-transform:uppercase;max-width:100%;text-wrap:balance;overflow-wrap:normal;word-break:normal}.hero p,.page-head p{color:var(--muted);font-size:clamp(1rem,1.5vw,1.13rem);max-width:820px}.eyebrow{color:var(--teal)!important;text-transform:uppercase;letter-spacing:.16em;font-weight:950;font-size:.78rem!important}.actions,.quick-grid{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}.btn{display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);background:rgba(255,255,255,.82);border-radius:999px;padding:12px 18px;font-weight:900;cursor:pointer;min-height:44px}.btn.primary{background:linear-gradient(135deg,var(--orange),var(--orange2));color:#111;border:0}.hero-stack{display:grid;gap:14px;align-content:center}.hero-stack article,.today-detail-grid article{padding:20px;border-radius:22px;background:rgba(255,255,255,.78);border:1px solid var(--line);min-width:0}.hero-stack span,.week-card span,.calc-head span,.today-detail-grid span{color:var(--teal);font-size:.76rem;text-transform:uppercase;letter-spacing:.1em;font-weight:950}.hero-stack strong{display:block;font-size:clamp(1.65rem,2.6vw,2.25rem);line-height:1.04;overflow-wrap:normal}.hero-stack small{font-size:.92rem}.page-head{padding:24px 0 18px}.page-head h1{font-size:clamp(2.15rem,4vw,4.35rem)}.feature-grid,.admin-grid,.chart-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.feature-grid article{padding:22px;border-radius:22px;border:1px solid var(--line);background:rgba(255,255,255,.76);box-shadow:var(--shadow2)}.today-detail-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:22px}.today-detail-grid strong{display:block;font-size:clamp(1.1rem,1.5vw,1.38rem);line-height:1.15}.hidden{display:none!important}.brand-large{display:flex;gap:16px;align-items:center}.brand-large h1{margin:0;font-family:var(--font-display);font-size:clamp(2rem,5vw,4rem);letter-spacing:-.055em;text-transform:uppercase}.warning,.success,.error{padding:14px 16px;border-radius:16px;margin:12px 0;border:1px solid var(--line)}.success{background:rgba(22,138,77,.1);color:#0d6235}.error,.warning{background:rgba(217,65,65,.1);color:#9d2424}.form-hint{font-size:.9rem;color:var(--muted)}.auth-tabs{display:flex;gap:8px;flex-wrap:wrap;margin:18px 0}.auth-tabs button{border:1px solid var(--line);border-radius:999px;background:#fff;padding:10px 14px;font-weight:900;cursor:pointer}.auth-tabs button.active{background:var(--teal);color:#fff}.empty-state{padding:20px;border:1px dashed var(--line);border-radius:18px;color:var(--muted)}.mini{border:1px solid var(--line);background:#fff;border-radius:12px;padding:7px 10px;font-weight:900}.mini.danger{color:var(--red)}.log-list{display:grid;gap:10px}.log-item{display:grid;grid-template-columns:minmax(0,1fr) auto auto;gap:12px;align-items:center;border:1px solid var(--line);border-radius:18px;padding:14px;background:#fff}.log-item p{margin:.25rem 0 0;color:var(--muted)}.log-metrics{display:flex;gap:8px;flex-wrap:wrap}.log-metrics span{border-radius:999px;background:rgba(7,140,134,.08);padding:5px 9px;font-weight:800;color:var(--teal)}

/* v4 professional layout corrections */
.sidebar{width:300px;padding:20px 18px;overflow:visible}.brand{grid-template-columns:58px minmax(0,1fr);gap:12px;margin-bottom:28px;padding-bottom:18px;border-bottom:1px solid var(--line2)}.brand strong{font-size:1.34rem;letter-spacing:-.045em;white-space:normal;overflow-wrap:anywhere}.brand small{font-size:.82rem}.runner-logo{width:58px;height:58px}.sidebar nav{gap:8px;overflow:visible}.sidebar nav a{font-size:.98rem;line-height:1.1}.userbox{overflow:hidden}.app-main{margin-left:336px;width:calc(100vw - 336px);max-width:1480px;padding:32px 36px 72px;overflow:visible}.hero{grid-template-columns:minmax(0,1.55fr) minmax(260px,.9fr);gap:24px;align-items:center;max-width:100%;overflow:hidden}.hero h1,.page-head h1{overflow-wrap:anywhere;word-break:normal;hyphens:auto;max-width:100%}.hero h1{font-size:clamp(2.5rem,4.55vw,5rem);line-height:.98}.page-head h1{font-size:clamp(2.45rem,4.2vw,4.6rem);line-height:.98}.hero-stack{min-width:0}.hero-stack article{overflow:hidden}.hero-stack strong{overflow-wrap:anywhere}.feature-grid{margin-top:16px}.panel,.hero,.feature-grid article,.metric-card,.chart-card,.calculator-card,.week-card{contain:layout paint}.ai-inline{display:grid;gap:10px;margin-top:16px;padding:14px;border:1px solid var(--line2);border-radius:18px;background:rgba(7,142,135,.045)}.ai-inline .btn{justify-self:start}.ai-result,.ai-answer,.ai-loading{color:var(--muted);font-size:.95rem;line-height:1.5}.ai-answer strong{display:block;color:var(--text);margin-bottom:6px}.ai-answer p{margin:0}code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;background:rgba(7,142,135,.08);border:1px solid var(--line2);padding:.12rem .35rem;border-radius:.45rem;white-space:normal}