:root{--pop-red:#ed1717;--pop-red-dark:#c80d0d;--ink:#141414;--muted:#62666d;--line:#e9e9eb;--soft:#f7f8fa;--sidebar:270px}
*{box-sizing:border-box}body{font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--soft);color:var(--ink);margin:0}a{text-decoration:none}.text-pop{color:var(--pop-red)!important}.btn-pop{background:var(--pop-red);border-color:var(--pop-red);color:#fff;font-weight:700}.btn-pop:hover{background:var(--pop-red-dark);border-color:var(--pop-red-dark);color:#fff}.btn-outline-pop{border:1px solid var(--pop-red);color:var(--pop-red);font-weight:700}.btn-outline-pop:hover{background:#fff0f0;color:var(--pop-red-dark)}
.auth-page{min-height:100vh;background:linear-gradient(120deg,#fff 0%,#fff 55%,#f2f3f5 100%)}.auth-brand{display:inline-block;width:160px;height:78px;overflow:hidden}.auth-brand img,.sidebar-logo img{width:140px;height:72px;object-fit:cover;object-position:center 43%;transform:scale(1.42)}.auth-card{max-width:500px;margin:auto;background:#fff;border:1px solid var(--line);border-radius:22px;padding:clamp(28px,5vw,50px);box-shadow:0 24px 70px rgba(20,20,20,.1)}.auth-card h1{font-weight:900;letter-spacing:-.04em}.form-label{font-weight:700;font-size:.88rem}.form-control,.form-select{min-height:50px;border-radius:10px}.auth-note{font-size:.82rem;color:var(--muted);line-height:1.6}.divider{display:flex;align-items:center;gap:12px;color:#8b8f95;font-size:.8rem}.divider:before,.divider:after{content:"";height:1px;background:var(--line);flex:1}
.app-shell{min-height:100vh}.sidebar{position:fixed;inset:0 auto 0 0;width:var(--sidebar);background:#111;color:#fff;padding:22px 18px;z-index:1040;display:flex;flex-direction:column}.sidebar-logo{height:76px;overflow:hidden;margin:0 8px 22px;filter:brightness(0) invert(1)}.side-nav{display:grid;gap:7px}.side-nav a{color:#c7c7c7;padding:12px 14px;border-radius:10px;font-weight:650}.side-nav a i{width:25px}.side-nav a:hover,.side-nav a.active{background:var(--pop-red);color:#fff}.sidebar-footer{margin-top:auto}.app-main{margin-left:var(--sidebar);min-height:100vh}.topbar{height:78px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 clamp(20px,4vw,52px);position:sticky;top:0;z-index:1030}.page-content{padding:clamp(24px,4vw,52px)}.page-title{font-weight:900;letter-spacing:-.04em}.eyebrow{font-size:.74rem;letter-spacing:.13em;text-transform:uppercase;font-weight:800;color:var(--pop-red)}.surface{background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:0 10px 35px rgba(20,20,20,.05)}.stat-card{padding:22px}.stat-card i{font-size:1.6rem;color:var(--pop-red)}.stat-card strong{display:block;font-size:1.8rem;margin-top:12px}.stat-card span{color:var(--muted);font-size:.85rem}.goal-chip{border:1px solid var(--line);background:#fff;border-radius:999px;padding:10px 14px;font-size:.84rem;font-weight:700}.goal-chip.selected{border-color:var(--pop-red);color:var(--pop-red);background:#fff4f4}.content-tile{height:100%;padding:24px}.content-tile .icon{width:48px;height:48px;border-radius:12px;background:#fff0f0;color:var(--pop-red);display:grid;place-items:center;font-size:1.2rem}.content-tile h3{font-size:1rem;font-weight:800;margin:16px 0 8px}.content-tile p{color:var(--muted);font-size:.88rem}.library-card{padding:22px;height:100%}.library-card .badge{background:#fff0f0!important;color:var(--pop-red)!important}.library-card h3{font-size:1.1rem;font-weight:850;margin-top:14px}.library-card p{font-size:.88rem;color:var(--muted)}.notice{border-left:4px solid var(--pop-red);background:#fff5f5;padding:16px 18px;border-radius:10px;color:#5e2525;font-size:.88rem}.onboarding-wrap{max-width:920px;margin:auto}.step-pill{font-size:.76rem;font-weight:800;color:var(--pop-red);text-transform:uppercase;letter-spacing:.1em}.option-card{display:block;border:1px solid var(--line);border-radius:14px;padding:18px;background:#fff;cursor:pointer;height:100%}.option-card input{margin-right:8px}.option-card:has(input:checked){border-color:var(--pop-red);box-shadow:0 0 0 2px rgba(237,23,23,.1)}.mobile-menu{display:none}.empty-state{padding:48px 24px;text-align:center;color:var(--muted)}
@media(max-width:991.98px){.sidebar{transform:translateX(-100%);transition:.25s}.sidebar.show{transform:translateX(0)}.app-main{margin-left:0}.mobile-menu{display:inline-flex}.topbar{padding:0 18px}.page-content{padding:24px 18px}.sidebar-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:1035;display:none}.sidebar-backdrop.show{display:block}}

.demo-badge{background:#111;color:#fff;border-radius:999px;padding:8px 12px;font-size:.75rem;font-weight:800;white-space:nowrap}.demo-mode .topbar{border-bottom-color:#ffd1d1}.section-tabs{display:flex;gap:8px;overflow:auto;padding-bottom:4px}.section-tabs a{white-space:nowrap;padding:9px 13px;border:1px solid var(--line);border-radius:999px;color:var(--ink);font-size:.8rem;font-weight:750}.section-tabs a.active,.section-tabs a:hover{background:var(--pop-red);border-color:var(--pop-red);color:#fff}.flow-step{position:relative;padding:22px 22px 22px 68px}.flow-step .step-number{position:absolute;left:20px;top:20px;width:34px;height:34px;border-radius:50%;background:var(--pop-red);color:#fff;display:grid;place-items:center;font-weight:900}.evidence-badge{display:inline-flex;align-items:center;gap:6px;border-radius:999px;padding:7px 10px;font-size:.72rem;font-weight:800;background:#f1f3f5}.status-warning{background:#fff3cd;color:#725900}.status-good{background:#e8f7ee;color:#176b38}.info-list{padding-left:1.2rem}.info-list li{margin-bottom:9px;color:var(--muted)}.compare-grid{display:grid;grid-template-columns:170px repeat(2,minmax(220px,1fr));overflow:auto}.compare-grid>div{padding:15px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);min-width:170px}.compare-grid .label{font-weight:800;background:#fafafa}.favorite-btn{border:0;background:#fff0f0;color:var(--pop-red);width:40px;height:40px;border-radius:50%}.favorite-btn.active{background:var(--pop-red);color:#fff}.metric-score{font-size:2rem;font-weight:900}.trend-up{color:#148344}.chart-wrap{height:300px}.provider-card{border-left:4px solid var(--pop-red)}.demo-login{border:2px dashed #ffb4b4;background:#fff8f8}.quick-action{display:flex;gap:14px;align-items:center;padding:17px;border:1px solid var(--line);border-radius:14px;color:var(--ink);height:100%}.quick-action i{width:42px;height:42px;border-radius:12px;background:#fff0f0;color:var(--pop-red);display:grid;place-items:center}.quick-action strong{display:block}.quick-action span{display:block;color:var(--muted);font-size:.8rem}.modal-content{border:0;border-radius:20px}.range-value{min-width:36px;font-weight:900;color:var(--pop-red)}
@media(max-width:600px){.topbar .demo-badge{display:none}.compare-grid{grid-template-columns:135px repeat(2,210px)}.flow-step{padding-left:58px}}
.step-number{width:2.25rem;height:2.25rem;border-radius:50%;display:inline-grid;place-items:center;background:#ed1717;color:#fff;font-weight:800}.position-sticky{z-index:1}@media(max-width:1199.98px){.position-sticky{position:static!important}}

.coach-shell{min-height:650px;display:flex;flex-direction:column;overflow:hidden}.coach-messages{padding:24px;flex:1;overflow:auto;max-height:580px}.coach-input{border-top:1px solid var(--line);padding:18px;display:flex;gap:12px;align-items:end;background:#fff}.coach-input textarea{resize:none}.coach-bubble{max-width:88%;padding:16px 18px;border-radius:18px;margin-bottom:16px;line-height:1.55}.coach-bubble.assistant{background:#f5f6f8;border:1px solid var(--line)}.coach-bubble.user{background:var(--pop-red);color:#fff;margin-left:auto}.coach-label{font-size:.7rem;font-weight:900;text-transform:uppercase;letter-spacing:.08em;margin-bottom:7px}.coach-meta{font-size:.7rem;opacity:.65;margin-top:10px}.coach-bubble ul,.coach-bubble ol{padding-left:1.2rem}.health-score{display:flex;align-items:baseline;gap:4px;margin:14px 0}.health-score strong{font-size:3.4rem;line-height:1;font-weight:900;color:var(--pop-red)}.health-score span{font-weight:800;color:var(--muted)}.timeline{position:relative}.timeline:before{content:"";position:absolute;left:21px;top:8px;bottom:8px;width:2px;background:#eee}.timeline-item{position:relative;display:flex;gap:18px;align-items:center;padding:0 0 22px}.timeline-icon{width:44px;height:44px;border-radius:50%;background:#fff0f0;color:var(--pop-red);display:grid;place-items:center;z-index:1;border:4px solid #fff}.timeline-item small,.timeline-item strong{display:block}.timeline-item small{color:var(--muted);text-transform:capitalize}.progress{height:9px}.progress-bar{background:var(--pop-red)}.source-item{border-bottom:1px solid var(--line);padding:11px 0}.source-item strong,.source-item span{display:block}.source-item span{font-size:.75rem;color:var(--muted)}.table .badge{font-weight:800;text-transform:capitalize}@media(max-width:700px){.coach-input{display:block}.coach-input button{width:100%;margin-top:10px}.coach-bubble{max-width:96%}}

/* Phase 5.1 live wordmark and profile photo */
.sidebar-wordmark{display:flex!important;align-items:flex-end;gap:.38rem;text-decoration:none;color:#fff!important;line-height:.82;padding:1.4rem 1.35rem 1.15rem}
.sidebar-wordmark span{font-size:1.45rem;font-weight:900;letter-spacing:-.07em}
.sidebar-wordmark small{font-size:.72rem;font-weight:900;color:#ed1717;letter-spacing:.08em;transform:translateY(-.05rem)}
.profile-photo-panel{display:flex;align-items:center;gap:1.25rem;padding:1.15rem;border:1px solid #e8e8e8;border-radius:1.25rem;background:#fafafa}
.profile-avatar{width:96px;height:96px;border-radius:50%;object-fit:cover;border:4px solid #fff;box-shadow:0 8px 24px rgba(0,0,0,.1)}
@media(max-width:575.98px){.profile-photo-panel{align-items:flex-start}.profile-avatar{width:78px;height:78px}}

/* Phase 5.2 registration split layout */
.auth-split-page{background:#fff}
.auth-brand-panel{position:relative;overflow:hidden;background:linear-gradient(145deg,#ed1717 0%,#c90e16 58%,#9d0710 100%);color:#fff;padding:clamp(42px,6vw,84px)}
.auth-brand-panel:before{content:"";position:absolute;width:420px;height:420px;border:1px solid rgba(255,255,255,.14);border-radius:50%;right:-175px;top:-120px}
.auth-brand-panel:after{content:"";position:absolute;width:280px;height:280px;border:1px solid rgba(255,255,255,.1);border-radius:50%;left:-130px;bottom:-100px}
.auth-brand-panel-inner{position:relative;z-index:1;width:100%;display:flex;flex-direction:column;min-height:calc(100vh - clamp(84px,12vw,168px))}
.auth-text-logo{display:inline-flex;align-items:flex-end;gap:.48rem;color:#fff!important;line-height:.82;width:max-content}
.auth-text-logo span{font-size:1.85rem;font-weight:900;letter-spacing:-.075em}
.auth-text-logo small{font-size:.78rem;font-weight:900;letter-spacing:.1em;transform:translateY(-.12rem);background:#fff;color:var(--pop-red);border-radius:.35rem;padding:.34rem .42rem}
.auth-brand-copy{margin:auto 0;max-width:560px}
.auth-kicker{display:block;text-transform:uppercase;letter-spacing:.16em;font-size:.72rem;font-weight:900;opacity:.78;margin-bottom:1.25rem}
.auth-brand-copy h1{font-size:clamp(3.2rem,6vw,6.4rem);font-weight:900;line-height:.88;letter-spacing:-.075em;margin:0 0 1.8rem}
.auth-brand-copy p{font-size:1.02rem;line-height:1.75;max-width:520px;color:rgba(255,255,255,.82)}
.auth-brand-note{display:flex;gap:.85rem;align-items:flex-start;max-width:520px;padding-top:1.5rem;border-top:1px solid rgba(255,255,255,.2);font-size:.8rem;line-height:1.6;color:rgba(255,255,255,.78)}
.auth-brand-note i{font-size:1.15rem;color:#fff;margin-top:.15rem}
.auth-form-panel{background:#f7f8fa;padding:32px 18px}
.auth-form-wrap{max-width:720px;margin:0 auto}
.auth-card-wide{max-width:650px;margin:auto;padding:clamp(28px,5vw,54px)}
.auth-card-wide h2{font-weight:900;letter-spacing:-.045em;font-size:clamp(2rem,4vw,3rem)}
.auth-text-logo-mobile{color:var(--ink)!important;margin:0 0 22px 6px}
.auth-text-logo-mobile small{background:var(--pop-red);color:#fff}
.btn-google{background:#fff;border:1px solid #dfe1e5;color:#202124;font-weight:750;border-radius:10px}
.btn-google:hover{background:#f8f9fa;border-color:#cfd2d7;color:#111}
@media(max-width:991.98px){.auth-form-panel{padding:30px 16px 48px}.auth-card-wide{max-width:680px}.auth-text-logo-mobile span{font-size:1.55rem}}
@media(max-width:575.98px){.auth-card-wide{padding:25px 20px;border-radius:18px}.auth-form-panel{align-items:flex-start!important}.auth-text-logo-mobile{margin-left:2px}}