.app-page .topbar {gap:10px}
/* The account panel belongs to the header's stacking context. Keep its controls
   above the persistent assistant while the menu is open. */
.app-page .topbar:has([data-account-menu][open]) {z-index:1000}
.app-page .topbar__nav {gap:10px;margin:0}
.app-page .topbar__navbtn,.assistant-toggle {width:40px;height:40px;flex:none;border:1px solid var(--nav-line-strong);border-radius:10px;background:none;color:var(--nav-muted);display:inline-grid;place-items:center;cursor:pointer;transition:color .15s,background .15s,border-color .15s}
.assistant-toggle:hover {color:var(--nav-text);background:var(--nav-hover)}
.assistant-toggle[aria-expanded=true] {color:var(--nav-active-text);border-color:var(--nav-active-text)}
.app-page .account-menu {margin-left:0}
.account-menu__trigger {border-radius:10px;background:none;border-color:var(--nav-line-strong)}
.account-menu__panel {background:var(--c-white);color:var(--c-black);border-color:var(--c-line-strong);border-radius:16px;box-shadow:0 18px 50px #0005;color-scheme:normal}
.account-menu__identity,.account-menu__section {border-color:var(--c-line)}
.account-menu__identity small,.account-menu__identity span,.account-menu__section>small,.account-menu__access small {color:var(--c-faint)}
.account-menu__item {color:var(--c-black);border-radius:10px}
.account-menu__item:hover,.account-menu__item:focus-visible {color:var(--c-black);background:var(--c-hover)}
.account-menu__item.is-current {color:var(--c-fill)}
.account-menu__themes {display:grid;grid-template-columns:repeat(3,1fr);gap:4px;background:var(--c-surface-2);border-radius:999px;padding:3px;margin:0 6px}
.account-menu__themes button {border:0;border-radius:999px;padding:7px 0;color:var(--c-muted);background:none;font:500 12.5px var(--ff);cursor:pointer}
.account-menu__themes button[aria-pressed=true] {background:var(--c-white);color:var(--c-black);box-shadow:0 1px 3px #0003}
/* Resolve these at the root, before the legacy phone pages override body colors.
   Global controls must still follow the selected light/dark theme on those pages. */
:root {--sa-paper:var(--c-white);--sa-surface:var(--c-surface-2);--sa-line:var(--c-line);--sa-line-strong:var(--c-line-strong);--sa-text:var(--c-black);--sa-muted:var(--c-muted);--sa-faint:var(--c-faint)}
.sa-dialog,.account-menu__panel {--c-white:var(--sa-paper);--c-surface-2:var(--sa-surface);--c-line:var(--sa-line);--c-line-strong:var(--sa-line-strong);--c-black:var(--sa-text);--c-muted:var(--sa-muted);--c-faint:var(--sa-faint)}
.sa-dialog {box-sizing:border-box;position:fixed;z-index:900;width:400px;height:540px;max-width:calc(100vw - 24px);max-height:calc(100dvh - 88px);background:var(--c-white);color:var(--c-black);border:1px solid var(--c-line-strong);border-radius:26px;box-shadow:0 24px 70px #0005;display:flex;flex-direction:column;overflow:hidden;transform-origin:var(--sa-origin-x,100%) var(--sa-origin-y,0);font:400 13.5px/1.5 var(--ff);color-scheme:normal}
.sa-dialog[hidden] {display:none!important}
.sa-dialog.is-opening {animation:sa-drop-in .55s cubic-bezier(.2,.9,.25,1.15) both}
.sa-dialog.is-closing {animation:sa-drop-out .28s ease-in both;pointer-events:none}
@keyframes sa-drop-in {0%{transform:scale(.08);border-radius:50%/60% 60% 40% 40%;opacity:.3}45%{border-radius:48% 52% 46% 54%/56% 50% 50% 44%;opacity:1}75%{transform:scale(1.03);border-radius:30px}100%{transform:scale(1);border-radius:26px}}
@keyframes sa-drop-out {to{transform:scale(.08);border-radius:50%;opacity:0}}
.sa-head {display:flex;align-items:center;gap:10px;flex:none;padding:14px 12px 12px 18px;border-bottom:1px solid var(--c-line);cursor:grab;user-select:none;touch-action:none;min-width:0}
.sa-dialog.is-dragging .sa-head {cursor:grabbing}
.sa-spark {display:grid;place-items:center;width:28px;height:28px;flex:none;border-radius:50%;background:var(--c-surface-2);color:var(--c-fill)}
.sa-title {min-width:0;flex:1;padding-right:32px}
.sa-title strong {display:block;font-size:14.5px;font-weight:600;line-height:1.5}
.sa-title small {display:block;font-size:11.5px;font-weight:400;color:var(--c-faint);white-space:nowrap}
.sa-icon-button {width:32px;height:32px;display:grid;place-items:center;flex:none;cursor:pointer;background:none;border:0;border-radius:50%;color:var(--c-faint);padding:0;list-style:none}
.sa-icon-button::-webkit-details-marker {display:none}
.sa-icon-button:hover {color:var(--c-black);background:var(--c-hover)}
.sa-content {flex:1;min-height:0;display:flex;flex-direction:column}
.sa-loading {padding:22px;color:var(--c-muted)}
.sa-conversation {display:flex;flex-direction:column;min-height:0;flex:1}
.sa-context-label {margin:0;padding:8px 18px 0;font-size:11px;line-height:1.5;color:var(--c-faint)}
.sa-menu {position:absolute;top:17px;right:47px;z-index:2}
.sa-menu-panel {position:absolute;right:0;top:38px;width:210px;padding:9px;background:var(--c-white);border:1px solid var(--c-line-strong);border-radius:14px;box-shadow:0 12px 30px #0003}
.sa-menu-panel>small {display:block;padding:2px 6px 6px;color:var(--c-faint);font-size:11px}
.sa-menu-panel form {margin:0}
.sa-menu-panel select {width:100%;font:inherit;color:var(--c-black);background:var(--c-surface-2);border:1px solid var(--c-line);border-radius:10px;padding:7px 9px;margin-bottom:6px;cursor:pointer}
.sa-model-name {display:block;padding:0 6px 8px;font-size:12px}
.sa-menu-item {display:flex;align-items:center;gap:8px;width:100%;padding:8px 6px;border:0;border-radius:8px;background:none;text-align:left;font:inherit;color:var(--c-black);cursor:pointer}
.sa-menu-item:hover {background:var(--c-hover)}
.sa-menu-item:disabled {color:var(--c-disabled);cursor:default}
.sa-scroll {flex:1;min-height:0;overflow:auto;overscroll-behavior:contain;padding:12px 18px 16px;display:flex;flex-direction:column;gap:10px;scrollbar-width:thin}
.sa-empty p {margin:0 0 14px;color:var(--c-muted)}
.sa-suggestions {display:flex;flex-direction:column;gap:6px}
.sa-suggestions button {border:1px solid var(--c-line);border-radius:14px;padding:9px 12px;text-align:left;background:none;color:var(--c-black);font:inherit;cursor:pointer;line-height:1.45}
.sa-suggestions button:hover {border-color:var(--c-fill)}
.sa-message {max-width:90%;padding:10px 13px;border-radius:18px;overflow-wrap:anywhere;min-width:0;font-size:13.5px;line-height:1.5}
.sa-message--user {align-self:flex-end;background:var(--c-fill);color:#fff;border-bottom-right-radius:6px;white-space:pre-wrap}
.sa-message--assistant {align-self:flex-start;background:var(--c-surface-2);border-bottom-left-radius:6px}
.sa-message :first-child {margin-top:0}
.sa-message :last-child {margin-bottom:0}
.sa-message p {margin:0 0 9px}
.sa-message ul,.sa-message ol {padding-left:18px;margin:7px 0}
.sa-message h1,.sa-message h2,.sa-message h3 {font-size:14px;font-weight:600;margin:10px 0 6px}
.sa-message pre {max-width:100%;overflow:auto;font-size:11.5px;white-space:pre}
.sa-message table {display:block;max-width:100%;overflow:auto;border-collapse:collapse;font-size:12px;margin:8px 0}
.sa-message th,.sa-message td {padding:5px 8px 5px 0;text-align:left;border-bottom:1px solid var(--c-line)}
.sa-message th {color:var(--c-faint);font-weight:500}
.sa-message a {color:var(--c-fill)}
.sa-source {display:block;margin-top:9px!important;font-size:11px;color:var(--c-faint);line-height:1.5}
.sa-artifacts {display:grid;gap:7px;margin-top:10px}
.sa-artifacts a {display:flex;align-items:center;gap:8px;border:1px solid var(--c-line-strong);border-radius:10px;padding:7px 9px;text-decoration:none;background:var(--c-white)}
.sa-artifacts small {display:block;color:var(--c-faint);font-size:10px}
.sa-error,.sa-client-error {color:var(--danger);background:var(--danger-soft)}
.sa-client-error {margin:0 14px 10px;padding:9px 12px;border-radius:12px;font-size:12px;flex:none}
.sa-typing {display:flex;gap:4px;padding:4px 0}
.sa-typing i {width:6px;height:6px;background:var(--c-faint);border-radius:50%;animation:sa-typing 1s infinite}
.sa-typing i:nth-child(2) {animation-delay:.15s}
.sa-typing i:nth-child(3) {animation-delay:.3s}
@keyframes sa-typing {0%,100%{opacity:.25}50%{opacity:1}}
.sa-proposals {border:1px solid var(--c-line-strong);border-radius:16px;padding:13px;font-size:12px;flex:none}
.sa-proposals h3 {font-size:13px;margin:0 0 9px;font-weight:600}
.sa-proposal-group {margin:8px 0}
.sa-proposal-group>strong {display:block;margin-bottom:4px;color:var(--c-muted);font-size:11px;font-weight:500}
.sa-proposal-group label {display:flex;gap:7px;align-items:flex-start;padding:4px 0;cursor:pointer}
.sa-proposal-group input {margin-top:3px;accent-color:var(--c-fill)}
.sa-proposal-actions {display:flex;gap:7px;flex-wrap:wrap;padding-top:8px}
.sa-action-primary,.sa-action-secondary {border:1px solid var(--c-line-strong);border-radius:999px;padding:7px 12px;font:500 12px var(--ff);cursor:pointer;background:none;color:var(--c-black)}
.sa-action-primary {border-color:var(--c-fill);background:var(--c-fill);color:#fff}
.sa-composer {display:flex;align-items:flex-end;gap:8px;flex:none;margin:0;padding:12px 14px;border-top:1px solid var(--c-line)}
.sa-input-wrap {flex:1;min-width:0}
.sa-composer textarea {width:100%;display:block;resize:none;min-height:42px;max-height:100px;padding:10px 13px;border:1px solid var(--c-line-strong);border-radius:21px;background:var(--c-white);color:var(--c-black);font:inherit;line-height:20px}
.sa-composer textarea:focus {outline:2px solid var(--c-fill);outline-offset:-1px;border-color:transparent}
.sa-send {width:42px;height:42px;display:grid;place-items:center;flex:none;background:var(--c-fill);color:#fff;border:0;border-radius:50%;cursor:pointer}
.sa-attach {width:25px;height:42px;display:grid;place-items:center;color:var(--c-faint);cursor:pointer;flex:none}
.sa-attach input {position:absolute;width:1px;height:1px;clip-path:inset(50%);overflow:hidden}
.sa-attach:focus-within {outline:2px solid var(--c-fill);border-radius:6px}
.sa-filename {display:block;font-size:10px;color:var(--c-muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;margin:0 10px 4px}
.sa-composer :disabled,.sa-proposal-actions :disabled {opacity:.45;cursor:default}
.sa-unconfigured {margin:0;padding:0 18px 10px;font-size:11px;color:var(--c-muted)}
@media(max-width:760px){.sa-dialog {width:calc(100vw - 24px);max-width:none;height:70dvh;max-height:calc(100dvh - 90px);left:12px!important;top:auto!important;bottom:max(12px,env(safe-area-inset-bottom));transform-origin:center bottom;border-radius:26px}.sa-head {cursor:default;touch-action:auto}.sa-title small {font-size:10.5px}.sa-title {padding-right:26px}.app-page .topbar {gap:8px}.app-page .topbar__nav {gap:6px}.app-page .account-menu__trigger>.topbar__pname {display:none}}
@media(prefers-reduced-motion:reduce){.sa-dialog.is-opening {animation:sa-fade-in .1s ease-out both}.sa-dialog.is-closing {animation:sa-fade-out .1s ease-in both}.sa-typing i {animation:none;opacity:.6}.assistant-toggle,.app-page .topbar__navbtn {transition:none}}
@keyframes sa-fade-in {from{opacity:0}to{opacity:1}}
@keyframes sa-fade-out {from{opacity:1}to{opacity:0}}