:root{color-scheme:dark;--color-bg:#081120;--color-bg-elevated:rgba(11,18,32,.78);--color-bg-surface:rgba(12,20,36,.9);--color-bg-secondary:hsla(0,0%,100%,.04);--color-text:#f3f7ff;--color-text-secondary:#a8b2c7;--color-text-muted:#6f7b95;--color-border:rgba(168,186,224,.18);--color-border-strong:rgba(168,186,224,.28);--color-btn-primary-bg:linear-gradient(135deg,#7c5cff,#2dd4bf);--color-btn-primary-fg:#f8fbff;--color-btn-secondary-bg:hsla(0,0%,100%,.05);--color-btn-secondary-fg:#ecf2ff;--color-btn-disabled:hsla(0,0%,100%,.14);--color-link:#88c7ff;--color-error-bg:rgba(239,68,68,.14);--color-error-text:#ffb4b4;--color-success:#5eead4;--shadow-lg:0 24px 80px rgba(0,0,0,.32);--shadow-md:0 18px 50px rgba(0,0,0,.24);--radius-xl:28px;--radius-lg:20px;--radius-md:16px;--radius-sm:12px}@media (prefers-color-scheme:dark){:root{color-scheme:dark}}*{box-sizing:border-box}html{min-height:100%;background:radial-gradient(circle at top left,rgba(124,92,255,.22),transparent 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56px}.page-hero{display:grid;grid-gap:16px;gap:16px;margin-bottom:24px}.eyebrow{color:var(--color-text-secondary);font-size:12px;letter-spacing:.14em;text-transform:uppercase}.page-title{margin:0;font-size:clamp(2rem,4vw,3.4rem);line-height:1;letter-spacing:-.04em}.page-subtitle{margin:0;max-width:68ch;color:var(--color-text-secondary);font-size:1rem;line-height:1.7}.surface{background:var(--color-bg-surface);border:1px solid var(--color-border);border-radius:var(--radius-xl);box-shadow:var(--shadow-lg);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.surface-soft{background:hsla(0,0%,100%,.03);border:1px solid 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rgba(136,199,255,.12)}.input::placeholder,textarea::placeholder{color:var(--color-text-muted)}.label{display:block;margin-bottom:8px;color:var(--color-text-secondary);font-size:.92rem;font-weight:600}.field{display:grid;grid-gap:8px;gap:8px}.badge{display:inline-flex;align-items:center;gap:6px;width:-moz-fit-content;width:fit-content;padding:6px 10px;border-radius:999px;background:hsla(0,0%,100%,.05);border:1px solid var(--color-border);font-size:12px;font-weight:600;letter-spacing:.04em;text-transform:uppercase}.badge,.empty-state,.muted{color:var(--color-text-secondary)}.empty-state{padding:28px;text-align:center}.page-grid{display:grid;grid-gap:16px;gap:16px}.hero-panel{display:grid;grid-gap:20px;gap:20px;padding:28px;border-radius:var(--radius-xl);background:linear-gradient(135deg,rgba(124,92,255,.18),rgba(45,212,191,.08)),var(--color-bg-elevated);border:1px solid 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var(--color-border)}.composer{display:flex;gap:12px;padding:16px;border-radius:var(--radius-xl);background:var(--color-bg-surface);border:1px solid var(--color-border);box-shadow:var(--shadow-md)}.composer .input{flex:1 1}.loading-screen{min-height:calc(100vh - 96px);display:grid;place-items:center;padding:24px}.loading-card{display:grid;grid-gap:10px;gap:10px;padding:24px 28px;border-radius:var(--radius-xl);background:var(--color-bg-surface);border:1px solid var(--color-border);box-shadow:var(--shadow-md);text-align:center}.spinner{width:28px;height:28px;border-radius:999px;border:3px solid hsla(0,0%,100%,.12);border-top-color:rgba(136,199,255,.95);animation:spin .9s linear infinite;margin:0 auto}@keyframes spin{to{transform:rotate(1turn)}}@media (max-width:900px){.card-grid--2,.card-grid--3,.card-grid--4{grid-template-columns:1fr}.toolbar--spread{align-items:stretch}.timeline-item{align-items:flex-start;flex-direction:column}.chat-bubble{max-width:100%}}