:root{--bg:#07121f;--bg-soft:#0d1b2d;--panel:rgba(10,18,29,0.84);--panel-border:rgba(177,201,236,0.16);--text:#eef4ff;--muted:#9fb1c9;--accent:#f3b86c;--accent-2:#8bd3ff;--shadow:0 24px 80px rgba(0,0,0,0.35)}*{box-sizing:border-box}body,html{margin:0;min-height:100%;background:radial-gradient(circle at top left,rgba(139,211,255,.12),transparent 34%),radial-gradient(circle at top right,rgba(243,184,108,.11),transparent 28%),linear-gradient(180deg,#050b13 0,var(--bg) 100%);color:var(--text);font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}a{color:inherit;text-decoration:none}button,input,textarea{font:inherit}.page-shell{width:min(1120px,calc(100vw - 32px));margin:0 auto;padding:48px 0 72px}.app-frame{min-height:100vh}.topbar{width:min(1120px,calc(100vw - 32px));margin:0 auto;padding:22px 0 0;display:flex;align-items:center;justify-content:space-between;gap:16px}.brand{font-weight:800;letter-spacing:-.03em}.nav-actions,.nav-links{display:flex;align-items:center;gap:12px}.nav-links a,.user-pill{color:var(--muted)}.user-pill{padding:8px 12px;border-radius:999px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);font-size:.9rem}.page-shell.compact{width:min(760px,calc(100vw - 32px))}.hero{padding:40px 0 28px}.eyebrow{display:inline-block;margin-bottom:14px;padding:7px 12px;border:1px solid var(--panel-border);border-radius:999px;color:var(--accent-2);letter-spacing:.08em;text-transform:uppercase;font-size:.78rem}h1,h2,h3,p{margin-top:0}h1{max-width:11ch;margin-bottom:18px;font-size:clamp(2.5rem,5vw,5.3rem);line-height:.95;letter-spacing:-.05em}h2{margin-bottom:12px;font-size:1.2rem}.lead{max-width:68ch;color:var(--muted);font-size:1.06rem;line-height:1.7}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 18px;border-radius:14px;border:1px solid transparent;cursor:pointer;transition:transform .18s ease,border-color .18s ease,background .18s ease}.button:hover{transform:translateY(-1px)}.button-primary{background:linear-gradient(135deg,var(--accent) 0,#f7cf92 100%);color:#111827;font-weight:700}.button-secondary{border-color:var(--panel-border);background:rgba(255,255,255,.03);color:var(--text)}.panel{padding:24px;margin-top:18px;border:1px solid var(--panel-border);border-radius:24px;background:var(--panel);box-shadow:var(--shadow);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}.panel.accent{background:linear-gradient(180deg,rgba(255,255,255,.04),transparent),var(--panel)}.grid.two-up{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:18px;gap:18px}.grid.two-col{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:12px;gap:12px}.dashboard-session-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:14px;gap:14px;margin-top:26px}.dashboard-session-card{display:grid;grid-gap:14px;gap:14px;padding:18px;border-radius:18px;border:1px solid rgba(255,255,255,.08);background:rgba(255,255,255,.03)}.dashboard-session-card p{color:var(--muted);line-height:1.6}.feature-list{margin:0;padding-left:18px;color:var(--muted);line-height:1.8}.section-head{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:18px}.section-head span{color:var(--muted);font-size:.92rem}.persona-grid,.scenario-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:14px;gap:14px}.persona-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.persona-card,.scenario-card{min-height:140px;padding:18px;border:1px solid rgba(255,255,255,.08);border-radius:18px;background:rgba(255,255,255,.03)}.org-row p,.persona-card p,.scenario-card p{color:var(--muted);line-height:1.6}.auth-panel{margin-top:60px}.stack{display:grid;grid-gap:12px;gap:12px;margin:22px 0}.field{display:grid;grid-gap:8px;color:var(--muted)}.field,.password-field{gap:8px}.password-control{position:relative}.chat-input,.text-input{min-height:50px;padding:15px 16px;border:1px solid rgba(255,255,255,.12);border-radius:14px;background:rgba(255,255,255,.03);color:var(--text)}.password-input{width:100%;padding-right:64px}.password-toggle{position:absolute;top:50%;right:10px;transform:translateY(-50%);display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;padding:0 10px;border:0;border-radius:10px;background:rgba(255,255,255,.08);color:var(--text);cursor:pointer}.password-toggle:hover{background:rgba(255,255,255,.14)}.password-toggle-icon{display:inline-flex;width:20px;height:20px}.password-toggle-icon svg{width:100%;height:100%}.text-input::placeholder{color:var(--muted)}.text-input:focus{outline:none;border-color:rgba(139,211,255,.38);box-shadow:0 0 0 3px rgba(139,211,255,.08)}.form-message{color:var(--accent-2)}.form-message.error{color:#ff8c8c}.notice{margin:16px 0 18px;padding:14px 16px;border-radius:16px;border:1px solid rgba(139,211,255,.18);background:rgba(139,211,255,.08);color:var(--text);line-height:1.6}.notice.success{border-color:rgba(140,255,205,.18);background:rgba(140,255,205,.09)}.button:disabled{opacity:.72;cursor:not-allowed;transform:none}.text-link{display:inline-block;margin-top:8px;color:var(--accent-2)}.org-list{display:grid;grid-gap:12px;gap:12px;margin-top:16px}.empty-state{padding:18px;margin-top:16px;border-radius:18px;border:1px dashed rgba(255,255,255,.14);background:rgba(255,255,255,.03)}.empty-state p{color:var(--muted);line-height:1.6}.org-row{display:flex;justify-content:space-between;align-items:center;gap:14px;padding:18px;border-radius:18px;border:1px solid rgba(255,255,255,.08);background:rgba(255,255,255,.03)}.timeline{display:grid;grid-gap:12px;gap:12px;margin:24px 0}.timeline-item{display:flex;align-items:center;gap:14px;padding:14px 16px;border-radius:16px;background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.08)}.timeline-index{display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;border-radius:999px;color:#0f172a;background:linear-gradient(135deg,var(--accent-2),#d6f1ff);font-weight:800}.chat-placeholder{display:grid;grid-gap:12px;gap:12px;margin-top:16px}.chat-bubble{max-width:80%;padding:16px 18px;border-radius:18px;border:1px solid rgba(255,255,255,.08);background:rgba(255,255,255,.05)}.chat-bubble.bot{background:rgba(139,211,255,.09)}.skeleton{position:relative;overflow:hidden;background:rgba(255,255,255,.05);border-radius:16px}.skeleton:after{content:"";position:absolute;inset:0;transform:translateX(-100%);background:linear-gradient(90deg,transparent,rgba(255,255,255,.1),transparent);animation:shimmer 1.4s infinite}.skeleton-title{width:280px;height:42px;margin-bottom:16px}.skeleton-text{width:100%;height:18px;margin-bottom:10px}.skeleton-text.short{width:66%}.skeleton-row{width:100%;height:74px}@keyframes shimmer{to{transform:translateX(100%)}}@media (max-width:960px){.dashboard-session-grid,.grid.two-col,.grid.two-up,.persona-grid,.scenario-grid{grid-template-columns:1fr}h1{max-width:none}}@media (max-width:640px){.page-shell{padding-top:20px}.page-shell,.topbar{width:min(100vw - 20px,1120px)}.topbar{flex-direction:column;align-items:flex-start;padding-top:16px}.panel{padding:18px;border-radius:20px}.org-row,.section-head{flex-direction:column;align-items:flex-start}.chat-bubble{max-width:100%}}