.chat-page,.chat-rail__panel{--chat-page-accent:#0f5d7a;--chat-page-accent-soft:#0f5d7a1f;--chat-page-accent-strong:#13435d;--chat-page-border:#0f385024;--chat-page-surface:#fffffff5;--chat-page-surface-strong:#f8fbfdfa;--chat-page-muted-surface:#f2f7faf5;--chat-page-own-surface:#e7f2f9f5;--chat-page-body:#233847;--chat-page-heading:#18384f;--chat-page-muted:#5b7282;--chat-page-shadow:0 16px 34px #13354814;flex-direction:column;gap:14px;min-height:0;display:flex;overflow:hidden}.chat-page-shell{width:100%;height:calc(100dvh - var(--topbar-h) - env(safe-area-inset-top) - env(safe-area-inset-bottom) - 24px);min-height:0;display:flex;overflow:hidden}.chat-page{border:1px solid var(--chat-page-border);background:radial-gradient(circle at top right, #0f5d7a14, transparent 24rem), linear-gradient(180deg, var(--chat-page-surface), var(--chat-page-surface-strong));width:min(100%,1080px);height:100%;min-height:0;box-shadow:var(--chat-page-shadow);border-radius:22px;flex:auto;margin:0 auto;padding:16px}html[data-theme=dark] .chat-page,html[data-theme=dark] .chat-rail__panel{--chat-page-accent:#8bcde3;--chat-page-accent-soft:#5aadcb2e;--chat-page-accent-strong:#edf5fa;--chat-page-border:#7296ad33;--chat-page-surface:#141f28f5;--chat-page-surface-strong:#0e171ffa;--chat-page-muted-surface:#17232df0;--chat-page-own-surface:#1b2d39f5;--chat-page-body:#dce7ee;--chat-page-heading:#f1f6fb;--chat-page-muted:#9bb1bf;--chat-page-shadow:0 18px 36px #0000003d}.chat-rail{top:calc(var(--topbar-h) + env(safe-area-inset-top) + 16px);right:calc(16px + env(safe-area-inset-right));bottom:calc(16px + env(safe-area-inset-bottom));z-index:950;pointer-events:none;justify-content:flex-end;align-items:stretch;display:flex;position:fixed}.chat-rail--collapsed{width:60px}.chat-rail--expanded{width:min(360px, calc(100vw - 32px - env(safe-area-inset-right)));max-width:420px}.chat-rail__toggle,.chat-rail__panel{pointer-events:auto}.chat-rail__toggle{border:1px solid 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.chat-page__message-card{background:var(--chat-page-own-surface);border-color:#0f5d7a38}.chat-page__message-head{justify-content:space-between;align-items:baseline;gap:10px;min-width:0;display:flex}.chat-page__message-author{min-width:0;color:var(--chat-page-heading);overflow-wrap:anywhere;font-size:.98rem;line-height:1.25}.chat-page__message-time{color:var(--chat-page-muted);flex:none;font-size:.84rem;line-height:1.2}.chat-page__message-body{min-width:0;color:var(--chat-page-body);white-space:pre-wrap;overflow-wrap:anywhere;font-size:1rem;line-height:1.5}.chat-page__state{text-align:center;min-height:0;color:var(--chat-page-muted);flex:auto;place-content:center;gap:10px;padding:24px 18px;display:grid}.chat-page__state-title{color:var(--chat-page-heading);margin:0;font-size:1.2rem}.chat-page__state-text{margin:0;line-height:1.5}.chat-page__state-actions{justify-content:center;display:flex}.chat-page__composer-shell{padding-bottom:calc(14px + env(safe-area-inset-bottom));background:linear-gradient(180deg, var(--chat-page-surface), var(--chat-page-surface-strong));flex-shrink:0}.chat-page__composer{gap:12px;display:grid}.chat-page__composer-field{gap:8px;display:grid}.chat-page__composer-label{color:var(--chat-page-heading);font-size:.92rem;font-weight:700}.chat-page__composer-input.input-text{resize:vertical;white-space:pre-wrap;min-height:108px;font-size:16px;line-height:1.45}.chat-page__composer-foot,.chat-page__composer-meta{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:10px 12px;display:flex}.chat-page__composer-meta{flex:auto;justify-content:flex-start}.chat-page__composer-counter,.chat-page__composer-hint{color:var(--chat-page-muted);font-size:.88rem}.chat-page__composer-counter{font-weight:700}.chat-page__composer-counter.is-warning{color:#996b15}.chat-page__composer-counter.is-error,.chat-page__composer-error{color:#a5342a}.chat-page__composer-error{font-size:.9rem;font-weight:600}.chat-page__composer-submit{min-width:132px}@media (width>=901px){.chat-page__message-body{font-size:.96rem}.chat-page__composer-input.input-text{font-size:15px}}@media (width<=1279px){.chat-rail{display:none}}@media (width<=900px){.chat-page-shell{height:calc(100dvh - var(--topbar-h) - env(safe-area-inset-top) - env(safe-area-inset-bottom))}.chat-page{border-radius:18px;padding:12px}}@media (width<=720px){.chat-page__message-list-scroll{overscroll-behavior:contain}.chat-page__header,.chat-page__composer-shell,.chat-page__timeline{padding:12px}.chat-page__message-card{width:100%}.chat-page__message-head,.chat-page__composer-foot{flex-direction:column;align-items:stretch}.chat-page__composer-meta{align-items:flex-start}.chat-page__composer-submit{width:100%}}.app-toast-region{z-index:var(--fs-z-overlay,1200);pointer-events:none;gap:.75rem;width:min(24rem,100vw - 2rem);display:grid;position:fixed;inset-block-start:max(1rem, env(safe-area-inset-top));inset-inline-end:max(1rem, env(safe-area-inset-right))}.app-toast{pointer-events:auto;border:1px solid var(--border,var(--line-1,#94a3b847));border-inline-start:4px solid var(--accent,#38bdf8);border-radius:var(--radius-lg,16px);background:var(--surface-elevated,var(--surface-1,#111827));color:var(--text-primary,var(--text-1,#f8fafc));box-shadow:var(--shadow,var(--shadow-lg,0 22px 56px 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0;border:0;border-radius:999px;line-height:1}.app-toast__close{width:1.8rem;height:1.8rem;font-size:1.25rem}.app-toast__close:hover,.app-feedback-dialog__close:hover{color:var(--text-primary,var(--text-1,#f8fafc));background:color-mix(in srgb, var(--accent,#38bdf8) 14%, transparent)}.app-toast__close:focus-visible,.app-feedback-dialog__close:focus-visible,.app-feedback-dialog__button:focus-visible{outline:var(--focus-ring,2px solid #38bdf88c);outline-offset:2px}.app-feedback-dialog__overlay{z-index:var(--fs-z-modal,1300);background:radial-gradient(circle at 50% 0%, color-mix(in srgb, var(--accent,#38bdf8) 12%, transparent), transparent 42%), #02061794;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);place-items:center;padding:1.25rem;display:grid;position:fixed;inset:0}.app-feedback-dialog{border:1px solid var(--border,var(--line-1,#94a3b847));border-radius:var(--radius-xl,22px);background:var(--surface-elevated,var(--surface-1,#111827));width:min(30rem,100%);color:var(--text-primary,var(--text-1,#f8fafc));box-shadow:var(--shadow,var(--shadow-xl,0 28px 72px #00000057));padding:1.25rem}.app-feedback-dialog--danger{border-color:color-mix(in srgb, var(--danger,#ef4444) 45%, var(--border,var(--line-1)))}.app-feedback-dialog__header{justify-content:space-between;align-items:flex-start;gap:1rem;display:flex}.app-feedback-dialog__title{margin:0;font-size:1.08rem;line-height:1.25}.app-feedback-dialog__close{width:2rem;height:2rem;font-size:1.35rem}.app-feedback-dialog__message{color:var(--text-secondary,var(--text-2,#cbd5e1));margin-block-start:.85rem;font-size:.94rem;line-height:1.55}.app-feedback-dialog__field{color:var(--text-primary,var(--text-1,#f8fafc));gap:.5rem;margin-block-start:1rem;display:grid}.app-feedback-dialog__textarea{resize:vertical;min-height:6.25rem}.app-feedback-dialog__actions{justify-content:flex-end;gap:.7rem;margin-block-start:1.25rem;display:flex}.app-feedback-dialog__button--cancel{background:color-mix(in srgb, var(--surface-elevated,var(--surface-1)) 78%, var(--text-secondary,#cbd5e1))}.app-feedback-dialog__button--danger{border-color:color-mix(in srgb, var(--danger,#ef4444) 70%, transparent)}@media (width<=640px){.app-toast-region{width:auto;inset-inline:1rem}.app-feedback-dialog__actions{flex-direction:column-reverse}}.operation-overlay{z-index:calc(var(--fs-z-modal,1300) + 20);place-items:center;padding:1.25rem;display:grid;position:fixed;inset:0}.operation-overlay__backdrop{background:radial-gradient(circle at 50% 0%, color-mix(in srgb, var(--accent,#38bdf8) 11%, transparent), transparent 42%), #0206179e;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);position:absolute;inset:0}.operation-overlay__dialog{border:1px solid var(--border,var(--line-1,#94a3b847));border-radius:var(--radius-xl,22px);background:var(--surface-elevated,var(--surface-1,#111827));width:min(32rem,100%);color:var(--text-primary,var(--text-1,#f8fafc));box-shadow:var(--shadow,var(--shadow-xl,0 28px 72px #00000057));outline:none;padding:1.3rem;position:relative}.operation-overlay__dialog:focus-visible{outline:var(--focus-ring,2px solid #38bdf88c);outline-offset:4px}.operation-overlay__status{align-items:flex-start;gap:1rem;display:flex}.operation-overlay__indicator{border:3px solid color-mix(in srgb, var(--accent,#38bdf8) 28%, transparent);border-top-color:var(--accent,#38bdf8);width:3rem;height:3rem;box-shadow:inset 0 0 0 1px color-mix(in srgb, var(--surface-elevated,#111827) 70%, transparent);border-radius:999px;flex:none;animation:.9s linear infinite operation-overlay-spin}.operation-overlay__indicator--success{border-color:color-mix(in srgb, var(--success,#22c55e) 55%, transparent);color:var(--success,#22c55e);place-items:center;font-size:1.35rem;font-weight:700;animation:none;display:grid}.operation-overlay__copy{min-width:0}.operation-overlay__eyebrow{color:var(--text-secondary,var(--text-2,#cbd5e1));letter-spacing:.04em;text-transform:uppercase;margin:0 0 .25rem;font-size:.8rem}.operation-overlay__title{margin:0;font-size:1.08rem;line-height:1.25}.operation-overlay__description{color:var(--text-secondary,var(--text-2,#cbd5e1));margin:.7rem 0 0;font-size:.94rem;line-height:1.55}.operation-overlay__hint{color:var(--text-secondary,var(--text-2,#cbd5e1));margin:.85rem 0 0;font-size:.82rem;line-height:1.45}.operation-overlay__step{color:var(--text-primary,var(--text-1,#f8fafc));justify-content:space-between;align-items:center;gap:.75rem;margin:.8rem 0 0;font-size:.88rem;line-height:1.45;display:flex}.operation-overlay__step-progress{color:var(--text-secondary,var(--text-2,#cbd5e1));font-variant-numeric:tabular-nums;flex:none}.operation-overlay__progress{background:color-mix(in srgb, var(--accent,#38bdf8) 15%, transparent);border-radius:999px;width:100%;height:.45rem;margin:.55rem 0 0;position:relative;overflow:hidden}.operation-overlay__progress-bar{border-radius:inherit;background:linear-gradient(90deg, color-mix(in srgb, var(--accent,#38bdf8) 86%, white 8%), color-mix(in srgb, var(--accent,#38bdf8) 62%, white 18%));height:100%;transition:width .18s;display:block}@keyframes operation-overlay-spin{to{transform:rotate(360deg)}}@media (width<=640px){.operation-overlay__status{gap:.85rem}.operation-overlay__indicator{width:2.7rem;height:2.7rem}}