.bus-call-panel{display:block;padding:24px;border-radius:24px;background:linear-gradient(180deg,#f8fbff,#f4f7fb);border:1px solid #dfe7f2;box-shadow:0 18px 50px rgba(15,23,42,.08)}
.bus-call-panel[hidden]{display:none!important}.bus-call-toolbar{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;margin-bottom:20px}.bus-call-toolbar h2{margin:2px 0 4px;font-size:30px}.bus-call-toolbar p{margin:0;color:#64748b}.bus-call-connection{display:inline-flex;align-items:center;white-space:nowrap;border-radius:999px;padding:8px 12px;background:#e2e8f0;color:#475569;font-weight:800;font-size:13px}.bus-call-connection.online{background:#dcfce7;color:#166534}.bus-call-connection.problem{background:#fee2e2;color:#991b1b}
.bus-call-setup{display:grid;grid-template-columns:minmax(0,1fr);gap:18px}.bus-call-role-card{display:grid;gap:14px;padding:22px;background:#fff;border:1px solid #dfe7f2;border-radius:22px}.bus-call-role-card h3{margin:2px 0 5px;font-size:21px}.bus-call-role-card p{margin:0;color:#64748b}.bus-call-role-icon{display:grid;place-items:center;width:52px;height:52px;border-radius:16px;background:#eff6ff;font-size:28px}.bus-call-role-card label,.bus-call-entry-card label{display:grid;gap:7px;color:#334155;font-size:13px;font-weight:800}.bus-call-role-card input,.bus-call-entry-card input{width:100%;box-sizing:border-box;border:1px solid #cbd5e1;border-radius:12px;padding:12px 13px;background:#fff;color:#0f172a;font:inherit;outline:none}.bus-call-role-card input:focus,.bus-call-entry-card input:focus{border-color:#3b82f6;box-shadow:0 0 0 3px rgba(59,130,246,.13)}

.bus-caller-saved-room{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:15px 16px;border:1px solid #bfdbfe;border-radius:16px;background:#eff6ff}.bus-caller-saved-room>div{display:grid;gap:2px}.bus-caller-saved-room span{font-size:10px;font-weight:900;letter-spacing:.12em;color:#1d4ed8}.bus-caller-saved-room strong{font-size:26px;letter-spacing:.08em;color:#0f172a}.bus-caller-saved-room small{color:#475569;font-weight:700}.bus-caller-saved-room .button{flex:0 0 auto}@media(max-width:620px){.bus-caller-saved-room{align-items:flex-start;flex-direction:column}.bus-caller-saved-room .button{width:100%}}
.bus-caller-console,.bus-classroom-console{display:grid;gap:18px}.bus-room-banner{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:17px 20px;border-radius:18px;background:#0f172a;color:#fff}.bus-room-banner>div:first-child{display:flex;align-items:center;gap:10px}.bus-room-banner span{font-size:11px;font-weight:900;letter-spacing:.12em;color:#94a3b8}.bus-room-banner strong{font-size:22px;letter-spacing:.09em}.bus-room-banner .button{padding:7px 10px;border-color:#475569;color:#e2e8f0}.bus-listener-count{display:flex;align-items:center;gap:9px}.bus-listener-count strong{font-size:14px;letter-spacing:0}.bus-live-dot{width:10px;height:10px;border-radius:50%;background:#22c55e;box-shadow:0 0 0 5px rgba(34,197,94,.13)}
.bus-call-entry-card{padding:25px;background:#fff;border:1px solid #dfe7f2;border-radius:22px}.bus-call-entry-card>label:first-child{font-size:15px}
.bus-call-stage-group{margin:18px 0 16px;padding:0;border:0}.bus-call-stage-group legend{margin-bottom:8px;color:#334155;font-size:13px;font-weight:800}.bus-call-stage-options{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:9px}.bus-stage-option{min-height:46px;padding:10px 12px;border:2px solid #dbe3ee;border-radius:13px;background:#f8fafc;color:#475569;font:inherit;font-weight:900;cursor:pointer;transition:transform .12s ease,border-color .12s ease,background .12s ease,color .12s ease,box-shadow .12s ease}.bus-stage-option:hover{transform:translateY(-1px);border-color:#94a3b8}.bus-stage-option:focus-visible{outline:3px solid #60a5fa;outline-offset:2px}.bus-stage-option.first.active{border-color:#2563eb;background:#dbeafe;color:#1d4ed8;box-shadow:0 6px 16px rgba(37,99,235,.16)}.bus-stage-option.second.active{border-color:#d97706;background:#fef3c7;color:#92400e;box-shadow:0 6px 16px rgba(217,119,6,.16)}.bus-stage-option.last.active{border-color:#dc2626;background:#fee2e2;color:#991b1b;box-shadow:0 6px 16px rgba(220,38,38,.16)}.bus-call-entry-row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:12px;margin-top:8px}.bus-call-entry-row input{min-width:0;padding:15px 18px;font-size:30px;font-weight:900;letter-spacing:.04em}.bus-call-send{border:0;border-radius:14px;padding:0 28px;background:#2563eb;color:#fff;font-size:18px;font-weight:900;cursor:pointer;box-shadow:0 10px 25px rgba(37,99,235,.22)}.bus-call-send:hover{background:#1d4ed8}.bus-call-send:disabled{opacity:.55;cursor:not-allowed}.bus-note-field{margin-top:15px}.bus-caller-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:15px}.bus-call-status{margin:13px 0 0;color:#64748b;font-weight:700}
.bus-history-card{padding:20px;background:#fff;border:1px solid #dfe7f2;border-radius:22px}.bus-history-heading{display:flex;justify-content:space-between;align-items:center;gap:15px;margin-bottom:12px}.bus-history-heading div{display:grid;gap:2px}.bus-history-heading span{font-size:10px;font-weight:900;letter-spacing:.12em;color:#64748b}.bus-history-heading strong{font-size:17px}.bus-history-heading button{border:0;background:none;color:#64748b;font-weight:800;cursor:pointer}.bus-history-list{display:grid;gap:8px}.bus-history-list>p{margin:0;padding:14px;background:#f8fafc;border-radius:12px;color:#64748b}.bus-history-row{display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:12px;padding:11px 13px;border-radius:13px;background:#f8fafc}.bus-history-row>b{display:grid;place-items:center;min-width:58px;padding:6px 10px;border-radius:10px;background:#dbeafe;color:#1d4ed8;font-size:18px}.bus-history-detail{display:flex;min-width:0;align-items:center;gap:8px;overflow:hidden;color:#475569}.bus-history-detail .bus-history-stage{flex:0 0 auto;padding:4px 8px;border-radius:999px;font-size:11px;letter-spacing:.03em}.bus-history-stage.first{background:#dbeafe;color:#1d4ed8}.bus-history-stage.second{background:#fef3c7;color:#92400e}.bus-history-stage.last{background:#fee2e2;color:#991b1b}.bus-history-detail em{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-style:normal}.bus-history-row time{font-size:12px;font-weight:800;color:#64748b}
.bus-classroom-waiting{display:grid;justify-items:center;text-align:center;padding:46px 24px;background:#fff;border:1px solid #dfe7f2;border-radius:22px}.bus-waiting-icon{display:grid;place-items:center;width:84px;height:84px;border-radius:26px;background:#eff6ff;font-size:45px;margin-bottom:14px}.bus-classroom-waiting h3{margin:2px 0 7px;font-size:26px}.bus-classroom-waiting>p:not(.eyebrow){margin:0;max-width:600px;color:#64748b}.bus-classroom-options{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:10px;margin-top:22px}.bus-sound-toggle{display:flex!important;align-items:center;gap:8px;padding:9px 12px;border:1px solid #dbe3ee;border-radius:12px;font-weight:800!important;color:#475569!important}.bus-sound-toggle input{width:auto!important}.bus-call-error{min-height:22px;margin:12px 2px 0;color:#b91c1c;font-weight:800}
.bus-call-popup{position:fixed;inset:0;z-index:100000;display:grid;place-items:center;padding:22px;background:rgba(15,23,42,.78);backdrop-filter:blur(10px)}.bus-call-popup[hidden]{display:none!important}.bus-popup-card{width:min(720px,calc(100vw - 40px));box-sizing:border-box;text-align:center;padding:24px 34px 34px;border-radius:30px;background:#fff;box-shadow:0 35px 100px rgba(0,0,0,.4);animation:busPopupIn .22s ease-out}.bus-popup-top{display:flex;justify-content:space-between;align-items:center;font-weight:900;letter-spacing:.1em;color:#1d4ed8}.bus-popup-top button{display:grid;place-items:center;width:42px;height:42px;border:0;border-radius:50%;background:#f1f5f9;color:#334155;font-size:28px;cursor:pointer}.bus-popup-stage{display:inline-flex;align-items:center;justify-content:center;margin-top:18px;padding:9px 18px;border-radius:999px;font-size:18px;font-weight:950;letter-spacing:.12em}.bus-popup-stage.first{background:#dbeafe;color:#1d4ed8}.bus-popup-stage.second{background:#fef3c7;color:#92400e}.bus-popup-stage.last{background:#fee2e2;color:#991b1b}.bus-popup-label{margin-top:13px;font-size:22px;font-weight:900;letter-spacing:.18em;color:#64748b}.bus-popup-card>strong{display:block;margin:0;font-size:clamp(96px,20vw,190px);line-height:.95;letter-spacing:-.04em;color:#0f172a}.bus-popup-card>p{margin:18px auto 2px;max-width:560px;padding:12px 18px;border-radius:14px;background:#eff6ff;color:#1e40af;font-size:20px;font-weight:800}.bus-popup-card time{display:block;margin-top:15px;color:#64748b;font-weight:700}.bus-popup-dismiss{margin-top:22px;border:0;border-radius:15px;padding:13px 28px;background:#2563eb;color:#fff;font-size:17px;font-weight:900;cursor:pointer}@keyframes busPopupIn{from{opacity:0;transform:scale(.92) translateY(12px)}to{opacity:1;transform:none}}
@media(max-width:760px){.bus-call-panel{padding:16px}.bus-call-toolbar,.bus-room-banner{align-items:flex-start;flex-direction:column}.bus-call-setup{grid-template-columns:1fr}.bus-room-banner>div:first-child{flex-wrap:wrap}.bus-call-entry-row{grid-template-columns:1fr}.bus-call-send{min-height:54px}.bus-history-row{grid-template-columns:auto 1fr}.bus-history-row time{grid-column:2}.bus-popup-card{padding:18px 18px 28px}.bus-popup-card>strong{font-size:clamp(88px,31vw,150px)}.bus-call-stage-options{grid-template-columns:1fr}.bus-stage-option{min-height:42px}}

.bus-role-tabs{display:flex;gap:8px;padding:6px;margin-bottom:20px;border:1px solid #dfe7f2;border-radius:16px;background:#eaf0f8}
.bus-role-tabs [role="tab"]{flex:1;padding:14px 16px;border:0;border-radius:11px;background:transparent;color:#475569;font:inherit;font-weight:800;cursor:pointer}
.bus-role-tabs [aria-selected="true"]{background:#fff;color:#1d4ed8;box-shadow:0 2px 8px rgba(15,23,42,.1)}
.bus-role-tabs [role="tab"]:focus-visible{outline:3px solid #3b82f6;outline-offset:2px}
.bus-role-tabs [role="tab"]:disabled{opacity:.5;cursor:not-allowed}
.bus-call-panel [hidden]{display:none!important}
@media(max-width:480px){.bus-role-tabs [role="tab"]{padding:12px 8px;font-size:14px}}

/* Fullscreen / expanded display for both roles. Popup stays inside the fullscreen element. */
.bus-view-actions{display:flex;align-items:center;flex-wrap:wrap;gap:12px}
.bus-board-current{display:none}
body.bus-fullscreen-open{overflow:hidden}
.bus-call-panel.bus-fullscreen{position:fixed;inset:0;z-index:100001;box-sizing:border-box;width:100%;height:100%;height:100dvh;max-width:none;margin:0;padding:clamp(14px,2vw,32px);border:0;border-radius:0;overflow:auto;background:#f1f5f9;color:#0f172a}
.bus-fullscreen .bus-call-toolbar{align-items:center;margin-bottom:12px}
.bus-fullscreen .bus-call-toolbar h2{font-size:24px}
.bus-fullscreen .bus-call-toolbar p{display:none}
.bus-fullscreen .bus-role-tabs{margin-bottom:14px}
.bus-fullscreen .bus-room-banner{flex-wrap:wrap}
.bus-fullscreen .bus-room-banner>div:first-child{flex-wrap:wrap}
.bus-fullscreen .bus-caller-console{grid-template-columns:minmax(0,1.6fr) minmax(280px,1fr);align-items:start}
.bus-fullscreen .bus-caller-console>.bus-room-banner{grid-column:1/-1}
.bus-fullscreen .bus-call-entry-row input{font-size:clamp(40px,5vw,80px);padding:18px}
.bus-fullscreen .bus-call-send{font-size:clamp(22px,2.5vw,36px);min-height:80px}
.bus-fullscreen .bus-call-entry-card label,.bus-fullscreen .bus-call-stage-group legend{font-size:18px}.bus-fullscreen .bus-stage-option{min-height:58px;font-size:20px}
.bus-fullscreen .bus-note-field input{font-size:22px}
.bus-fullscreen .bus-history-row b{font-size:26px}
.bus-fullscreen .bus-history-card{max-height:65vh;overflow:auto}
.bus-fullscreen .bus-classroom-waiting{min-height:60vh;box-sizing:border-box;padding:clamp(20px,3vw,48px);align-content:center}
.bus-fullscreen .bus-waiting-icon,.bus-fullscreen .bus-classroom-waiting>.eyebrow{display:none}
.bus-fullscreen .bus-classroom-waiting h3{font-size:clamp(26px,3.5vw,54px)}
.bus-fullscreen .bus-classroom-waiting>p:not(.eyebrow){font-size:clamp(20px,2.3vw,36px);max-width:95%;overflow-wrap:anywhere}
.bus-fullscreen .bus-board-current{display:grid;gap:10px;order:-1;width:100%;margin-bottom:20px}
.bus-board-current span{font-size:clamp(20px,2.6vw,40px);font-weight:900;letter-spacing:.12em;color:#1d4ed8}
.bus-board-current strong{display:block;font-size:clamp(40px,calc(130vw / var(--bus-digits,3)),280px);font-weight:900;line-height:1.05;overflow-wrap:anywhere;color:#0f172a}
.bus-fullscreen .bus-classroom-options .button,.bus-fullscreen .bus-sound-toggle{min-height:48px;font-size:18px}
.bus-fullscreen .bus-call-popup{padding:12px;overflow:auto}
.bus-fullscreen .bus-popup-card{width:96vw;max-height:96dvh;overflow:auto;padding:clamp(18px,3vw,42px)}
.bus-fullscreen .bus-popup-card>strong{font-size:clamp(40px,calc(130vw / var(--bus-digits,3)),340px);overflow-wrap:anywhere}
.bus-fullscreen .bus-popup-card>p{max-width:90%;font-size:clamp(24px,3.5vw,52px);overflow-wrap:anywhere}
.bus-fullscreen .bus-popup-stage{font-size:clamp(20px,2.5vw,38px);padding:12px 24px}.bus-fullscreen .bus-popup-label{font-size:clamp(24px,3vw,48px)}
.bus-fullscreen .bus-popup-dismiss{font-size:24px;min-height:56px}
@media(max-width:850px){.bus-fullscreen .bus-caller-console{grid-template-columns:minmax(0,1fr)}.bus-fullscreen .bus-history-card{max-height:none}.bus-fullscreen .bus-call-toolbar{align-items:flex-start}.bus-fullscreen .bus-call-entry-row{grid-template-columns:minmax(0,1fr)}.bus-fullscreen .bus-room-banner{align-items:flex-start}}

.bus-fullscreen .bus-room-banner .button{background:#1e293b;color:#f8fafc;border-color:#64748b}


/* Add-On Bus controls: secondary caller workflow with multi-select call stages. */
.bus-addon-launch{display:flex;align-items:center;flex-wrap:wrap;gap:10px;margin-top:18px;padding-top:18px;border-top:1px solid #e2e8f0}.bus-addon-launch span{color:#64748b;font-size:13px;font-weight:700}.bus-addon-toggle{border-color:#c4b5fd!important;background:#f5f3ff!important;color:#6d28d9!important}.bus-addon-toggle:hover{background:#ede9fe!important}.bus-addon-panel{margin-top:14px;padding:18px;border:1px solid #c4b5fd;border-radius:18px;background:linear-gradient(180deg,#faf5ff 0%,#f8fafc 100%);box-shadow:inset 0 0 0 1px rgba(124,58,237,.04)}.bus-addon-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:16px}.bus-addon-heading>div{display:grid;gap:3px}.bus-addon-heading span{font-size:10px;font-weight:950;letter-spacing:.14em;color:#7c3aed}.bus-addon-heading strong{font-size:18px;color:#312e81}.bus-addon-heading small{max-width:270px;text-align:right;color:#64748b;font-weight:700}.bus-addon-stage-group{margin-top:15px}.bus-addon-send{min-width:260px;background:#7c3aed;box-shadow:0 10px 25px rgba(124,58,237,.22)}.bus-addon-send:hover{background:#6d28d9}.bus-addon-actions{display:flex;justify-content:flex-end;margin-top:12px}.bus-history-addon{flex:0 0 auto;padding:4px 8px;border-radius:999px;background:#ede9fe;color:#6d28d9;font-size:11px;letter-spacing:.06em}.bus-popup-stage.addon{background:#ede9fe;color:#6d28d9}.bus-popup-card:has(.bus-popup-stage.addon){box-shadow:0 35px 100px rgba(76,29,149,.38)}
@media(max-width:760px){.bus-addon-heading{align-items:flex-start;flex-direction:column}.bus-addon-heading small{text-align:left}.bus-addon-send{min-width:0}.bus-history-detail{flex-wrap:wrap}}
.bus-fullscreen .bus-addon-panel{padding:22px}.bus-fullscreen .bus-addon-heading strong{font-size:24px}.bus-fullscreen .bus-addon-launch span{font-size:16px}.bus-fullscreen .bus-addon-send{font-size:clamp(18px,2vw,28px);min-height:72px}


/* Layer add-on buses over the regular call instead of replacing it. */
.bus-addon-layer-note{margin:12px 0 0;padding:10px 12px;border-radius:12px;background:#fff;color:#5b21b6;font-size:13px;font-weight:800;border:1px solid #ddd6fe}
.bus-addon-actions{gap:10px;flex-wrap:wrap}
.bus-active-addons{width:min(760px,100%);box-sizing:border-box;margin:18px 0 0;padding:14px;border:1px solid #c4b5fd;border-radius:18px;background:#faf5ff;text-align:left}
.bus-active-addons[hidden]{display:none!important}
.bus-active-addons-heading{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:10px}.bus-active-addons-heading span{font-size:11px;font-weight:950;letter-spacing:.12em;color:#7c3aed}.bus-active-addons-heading strong{font-size:14px;color:#4c1d95}
.bus-active-addon-list{display:grid;gap:8px}.bus-active-addon-row{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:10px;padding:10px 12px;border-radius:13px;background:#fff;border:1px solid #ddd6fe}.bus-active-addon-row>strong{min-width:62px;font-size:24px;color:#4c1d95}.bus-active-addon-meta{display:flex;align-items:center;flex-wrap:wrap;gap:6px}.bus-active-addon-meta span{padding:3px 7px;border-radius:999px;background:#ede9fe;color:#6d28d9;font-size:10px;font-weight:950;letter-spacing:.04em}.bus-active-addon-meta em{color:#64748b;font-style:normal;font-size:12px}.bus-active-addon-row time{white-space:nowrap;color:#64748b;font-size:12px;font-weight:800}
.bus-popup-regular-context{margin:16px auto 0;max-width:560px;padding:10px 14px;border:1px solid #bfdbfe;border-radius:12px;background:#eff6ff;color:#1e40af;font-size:15px;font-weight:900}
.bus-fullscreen .bus-active-addons{width:95%;max-width:1100px;padding:18px}.bus-fullscreen .bus-active-addons-heading span,.bus-fullscreen .bus-active-addons-heading strong{font-size:clamp(16px,1.8vw,28px)}.bus-fullscreen .bus-active-addon-row>strong{font-size:clamp(24px,3vw,48px)}.bus-fullscreen .bus-active-addon-meta span,.bus-fullscreen .bus-active-addon-meta em,.bus-fullscreen .bus-active-addon-row time{font-size:clamp(12px,1.4vw,20px)}.bus-fullscreen .bus-popup-regular-context{max-width:90%;font-size:clamp(18px,2vw,32px)}
@media(max-width:760px){.bus-active-addon-row{grid-template-columns:auto 1fr}.bus-active-addon-row time{grid-column:2}.bus-active-addon-row>strong{font-size:20px}}

/* Add-On Bus one-tap call presets */
.bus-addon-preset-options .bus-stage-option.combo{border-color:#ddd6fe;background:#faf5ff;color:#6d28d9}
.bus-addon-preset-options .bus-stage-option.combo:hover{border-color:#a78bfa;background:#f5f3ff}
.bus-addon-preset-options .bus-stage-option.combo.active{border-color:#7c3aed;background:#ede9fe;color:#5b21b6;box-shadow:0 6px 16px rgba(124,58,237,.18)}
.bus-addon-preset-options .bus-stage-option{white-space:normal;line-height:1.15}
@media(max-width:760px){.bus-addon-preset-options{grid-template-columns:1fr 1fr}.bus-addon-preset-options .bus-stage-option:last-child{grid-column:1 / -1}}


/* Equal-size responsive classroom call board: regular and add-on buses share the available screen. */
.bus-active-call-grid{width:100%;max-width:1500px;display:grid;grid-template-columns:minmax(0,1fr);gap:clamp(12px,1.6vw,24px);align-items:stretch;margin:20px auto 0}
.bus-active-call-grid[data-count="2"]{grid-template-columns:repeat(2,minmax(0,1fr))}
.bus-active-call-grid[data-count="3"]{grid-template-columns:repeat(3,minmax(0,1fr))}
.bus-active-call-grid[data-count="many"]{grid-template-columns:repeat(auto-fit,minmax(min(280px,100%),1fr))}
.bus-active-call-grid .bus-active-addons{display:contents;margin:0;padding:0;border:0;background:none}
.bus-active-call-grid .bus-active-addons[hidden]{display:none!important}
.bus-active-call-grid .bus-active-addons-heading{display:none}
.bus-active-call-grid .bus-active-addon-list{display:contents}
.bus-display-call-card{box-sizing:border-box;min-width:0;min-height:clamp(250px,43vh,560px);padding:clamp(20px,3vw,50px);border-radius:clamp(20px,2.5vw,34px);display:grid;grid-template-rows:auto minmax(0,1fr) auto;align-items:center;justify-items:center;text-align:center;overflow:hidden}
.bus-board-current.bus-display-call-card{margin:0;width:auto;border:2px solid #bfdbfe;background:linear-gradient(180deg,#eff6ff 0%,#fff 100%);box-shadow:0 18px 45px rgba(37,99,235,.10)}
.bus-active-addon-row.bus-display-call-card{grid-template-columns:1fr;gap:8px;margin:0;padding:clamp(20px,3vw,50px);border:2px solid #ddd6fe;background:linear-gradient(180deg,#faf5ff 0%,#fff 100%);box-shadow:0 18px 45px rgba(124,58,237,.10)}
.bus-display-call-card>span,.bus-active-addon-label{align-self:start;font-size:clamp(15px,1.7vw,28px)!important;font-weight:950!important;letter-spacing:.10em!important;line-height:1.2;color:#1d4ed8!important;overflow-wrap:anywhere}
.bus-active-addon-label{color:#6d28d9!important}
.bus-display-call-card>strong,.bus-active-addon-row.bus-display-call-card>strong{align-self:center;min-width:0;margin:0;font-size:clamp(58px,calc(115vw / var(--bus-digits,3)),260px);font-weight:950;line-height:.88;letter-spacing:-.045em;overflow-wrap:anywhere;word-break:break-word;color:#0f172a}
.bus-display-call-note,.bus-active-addon-meta{align-self:end;margin:0!important;max-width:100%;padding:9px 13px;border-radius:12px;background:rgba(255,255,255,.78);color:#475569!important;font-size:clamp(13px,1.25vw,20px)!important;font-style:normal!important;font-weight:800!important;line-height:1.3;overflow-wrap:anywhere;text-align:center}
.bus-display-call-note[hidden]{visibility:hidden;display:block!important}
.bus-active-addon-row.bus-display-call-card time{display:none}
.bus-classroom-waiting.has-active-calls{padding-top:clamp(14px,2vw,28px)}
.bus-classroom-waiting.has-active-calls>.bus-waiting-icon,.bus-classroom-waiting.has-active-calls>.eyebrow,.bus-classroom-waiting.has-active-calls>#busWaitingTitle,.bus-classroom-waiting.has-active-calls>#busWaitingDetail{display:none}
.bus-classroom-waiting.has-active-calls .bus-active-call-grid{margin-top:0}
.bus-fullscreen .bus-classroom-waiting.has-active-calls{min-height:calc(100dvh - 150px);align-content:stretch}
.bus-fullscreen .bus-classroom-waiting.has-active-calls .bus-active-call-grid{min-height:calc(100dvh - 250px);grid-auto-rows:minmax(0,1fr)}
.bus-fullscreen .bus-display-call-card{min-height:100%;padding:clamp(24px,3vw,58px)}
.bus-fullscreen .bus-display-call-card>span,.bus-fullscreen .bus-active-addon-label{font-size:clamp(18px,2vw,34px)!important}
.bus-fullscreen .bus-display-call-card>strong,.bus-fullscreen .bus-active-addon-row.bus-display-call-card>strong{font-size:clamp(72px,calc(128vw / var(--bus-digits,3)),340px)}
.bus-fullscreen .bus-display-call-note,.bus-fullscreen .bus-active-addon-meta{font-size:clamp(16px,1.6vw,26px)!important}
@media(max-width:900px){.bus-active-call-grid[data-count="2"],.bus-active-call-grid[data-count="3"]{grid-template-columns:1fr}.bus-display-call-card{min-height:clamp(230px,38vh,470px)}.bus-fullscreen .bus-display-call-card{min-height:clamp(260px,55vh,620px)}}


/* Multiple add-on buses + grouped main/add-on announcements */
.bus-caller-addon-summary{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-top:14px;padding:14px 16px;border:1px solid #c4b5fd;border-radius:16px;background:#f5f3ff}
.bus-caller-addon-summary[hidden]{display:none!important}.bus-caller-addon-summary>div{display:grid;gap:3px;min-width:0}.bus-caller-addon-summary span{font-size:10px;font-weight:950;letter-spacing:.12em;color:#6d28d9}.bus-caller-addon-summary strong{font-size:16px;color:#312e81;overflow-wrap:anywhere}.bus-caller-addon-summary .button{flex:0 0 auto}
.bus-bulk-call-panel{display:grid;grid-template-columns:minmax(0,1fr) minmax(330px,.9fr);gap:18px;margin-top:18px;padding:18px;border:2px solid #cbd5e1;border-radius:18px;background:linear-gradient(135deg,#f8fafc,#eef2ff)}.bus-bulk-call-panel[hidden]{display:none!important}.bus-bulk-call-copy{display:grid;align-content:center;gap:4px}.bus-bulk-call-copy span{font-size:10px;font-weight:950;letter-spacing:.13em;color:#475569}.bus-bulk-call-copy strong{font-size:19px;color:#0f172a}.bus-bulk-call-copy small{color:#64748b;font-weight:750;overflow-wrap:anywhere}.bus-bulk-call-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px}.bus-bulk-call-button{min-height:58px;border:0;border-radius:14px;padding:12px 14px;font:inherit;font-weight:950;cursor:pointer;box-shadow:0 8px 22px rgba(15,23,42,.10)}.bus-bulk-call-button.second{background:#f59e0b;color:#451a03}.bus-bulk-call-button.last{background:#dc2626;color:#fff}.bus-bulk-call-button:hover{filter:brightness(.97);transform:translateY(-1px)}.bus-bulk-call-button:disabled{opacity:.55;cursor:not-allowed;transform:none}
.bus-history-combined{background:#e0e7ff!important;color:#3730a3!important}
@media(max-width:820px){.bus-caller-addon-summary{align-items:stretch;flex-direction:column}.bus-caller-addon-summary .button{width:100%}.bus-bulk-call-panel{grid-template-columns:1fr}.bus-bulk-call-actions{grid-template-columns:1fr}}

.bus-call-popup.combined .bus-popup-card{width:min(980px,calc(100vw - 40px))}.bus-call-popup.combined .bus-popup-card>strong{font-size:clamp(42px,8.5vw,112px);line-height:1;overflow-wrap:anywhere;word-break:break-word}.bus-fullscreen .bus-call-popup.combined .bus-popup-card>strong{font-size:clamp(52px,9vw,140px)}


/* Multi-bus add-on input + maximum-size equal classroom tiles. */
.bus-addon-number-help{display:block;margin:8px 0 2px;color:#64748b;font-size:12px;font-weight:750;line-height:1.35}.bus-addon-number-help strong{color:#4c1d95}
.bus-display-call-note[hidden],.bus-active-addon-meta[hidden]{display:none!important}
.bus-active-call-grid[data-count="1"]{grid-template-columns:minmax(0,1fr)}
.bus-active-call-grid[data-count="2"]{grid-template-columns:repeat(2,minmax(0,1fr))}
.bus-active-call-grid[data-count="3"]{grid-template-columns:repeat(3,minmax(0,1fr))}
.bus-active-call-grid[data-count="4"]{grid-template-columns:repeat(2,minmax(0,1fr))}
.bus-active-call-grid[data-count="5"],.bus-active-call-grid[data-count="6"]{grid-template-columns:repeat(3,minmax(0,1fr))}
.bus-active-call-grid[data-count="7"],.bus-active-call-grid[data-count="8"]{grid-template-columns:repeat(4,minmax(0,1fr))}
.bus-active-call-grid[data-count="9"],.bus-active-call-grid[data-count="10"],.bus-active-call-grid[data-count="11"],.bus-active-call-grid[data-count="12"]{grid-template-columns:repeat(4,minmax(0,1fr))}
.bus-classroom-waiting.has-active-calls .bus-active-call-grid{grid-auto-rows:minmax(clamp(210px,34vh,520px),1fr)}
.bus-classroom-waiting.has-active-calls .bus-display-call-card{min-height:0;height:100%}
.bus-display-call-card>strong,.bus-active-addon-row.bus-display-call-card>strong{font-size:clamp(64px,calc(130vw / var(--bus-digits,3)),300px)}
.bus-fullscreen .bus-classroom-waiting.has-active-calls .bus-active-call-grid{height:calc(100dvh - 240px);min-height:0;grid-auto-rows:minmax(0,1fr);align-content:stretch}
.bus-fullscreen .bus-classroom-waiting.has-active-calls .bus-display-call-card{min-height:0;height:100%}
@media(max-width:1050px){.bus-active-call-grid[data-count="3"],.bus-active-call-grid[data-count="5"],.bus-active-call-grid[data-count="6"],.bus-active-call-grid[data-count="7"],.bus-active-call-grid[data-count="8"],.bus-active-call-grid[data-count="9"],.bus-active-call-grid[data-count="10"],.bus-active-call-grid[data-count="11"],.bus-active-call-grid[data-count="12"]{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:700px){.bus-active-call-grid[data-count]{grid-template-columns:1fr}.bus-classroom-waiting.has-active-calls .bus-active-call-grid{grid-auto-rows:minmax(230px,auto)}.bus-fullscreen .bus-classroom-waiting.has-active-calls .bus-active-call-grid{height:auto}}
.bus-classroom-waiting.has-active-calls .bus-active-call-grid[data-count="1"]{min-height:clamp(420px,68vh,760px)}
.bus-classroom-waiting.has-active-calls .bus-active-call-grid[data-count="2"],.bus-classroom-waiting.has-active-calls .bus-active-call-grid[data-count="3"]{min-height:clamp(360px,58vh,680px)}
.bus-fullscreen .bus-classroom-waiting.has-active-calls .bus-active-call-grid[data-count]{min-height:0}

/* 2026-09-17: main + add-on multi-bus board and true full-screen all-active popup. */
.bus-main-number-help{display:block;margin:8px 0 2px;color:#64748b;font-size:12px;font-weight:750;line-height:1.35}.bus-main-number-help strong{color:#1d4ed8}

/* Classroom board: every active bus is rendered as the same kind of tile. */
.bus-active-call-grid{
  grid-template-columns:repeat(var(--board-cols,1),minmax(0,1fr))!important;
  gap:clamp(8px,1.2vw,18px)!important;
}
.bus-classroom-waiting.has-active-calls .bus-active-call-grid{
  grid-auto-rows:minmax(0,1fr)!important;
}
.bus-display-call-card{
  container-type:size;
  min-width:0!important;
  min-height:0!important;
  height:100%;
  padding:clamp(12px,2vw,34px)!important;
  border-radius:clamp(16px,2vw,28px)!important;
  display:grid!important;
  grid-template-rows:auto minmax(0,1fr) auto!important;
  align-items:center!important;
  justify-items:center!important;
  overflow:hidden!important;
}
.bus-display-call-card.regular{border:2px solid #bfdbfe;background:linear-gradient(180deg,#eff6ff 0%,#fff 100%);box-shadow:0 18px 45px rgba(37,99,235,.10)}
.bus-display-call-card.addon{border:2px solid #ddd6fe;background:linear-gradient(180deg,#faf5ff 0%,#fff 100%);box-shadow:0 18px 45px rgba(124,58,237,.10)}
.bus-display-call-card>span{font-size:clamp(11px,min(4.2cqw,4.5cqh),28px)!important;line-height:1.05!important;text-align:center!important}
.bus-display-call-card.regular>span{color:#1d4ed8!important}.bus-display-call-card.addon>span{color:#6d28d9!important}
.bus-display-call-card>strong{font-size:clamp(36px,min(calc(82cqw / var(--bus-digits,3)),52cqh),300px)!important;line-height:.88!important;white-space:nowrap!important;max-width:100%!important}
.bus-display-call-card>p{margin:0!important;max-width:100%!important;padding:5px 9px!important;border-radius:10px!important;background:rgba(255,255,255,.8)!important;color:#475569!important;font-size:clamp(10px,min(3.5cqw,3.5cqh),18px)!important;font-weight:800!important;line-height:1.15!important;white-space:nowrap!important;overflow:hidden!important;text-overflow:ellipsis!important}
.bus-display-call-card>p[hidden]{display:none!important}
.bus-fullscreen .bus-classroom-waiting.has-active-calls .bus-active-call-grid{
  height:calc(100dvh - 205px)!important;
  min-height:0!important;
  grid-template-rows:repeat(var(--board-rows,1),minmax(0,1fr))!important;
  align-content:stretch!important;
  overflow:hidden!important;
}
@media(max-width:700px){
  .bus-active-call-grid[data-count]{grid-template-columns:repeat(var(--board-cols,1),minmax(0,1fr))!important}
  .bus-fullscreen .bus-classroom-waiting.has-active-calls .bus-active-call-grid{height:calc(100dvh - 205px)!important}
}

/* Popup is a full-screen active-bus board. It never scrolls. */
.bus-call-popup,
.bus-fullscreen .bus-call-popup{
  position:fixed!important;
  inset:0!important;
  width:100vw!important;
  height:100dvh!important;
  padding:0!important;
  overflow:hidden!important;
  display:block!important;
  background:#0f172a!important;
  backdrop-filter:none!important;
}
.bus-call-popup[hidden]{display:none!important}
.bus-popup-card,
.bus-fullscreen .bus-popup-card,
.bus-call-popup.combined .bus-popup-card{
  width:100vw!important;
  max-width:none!important;
  height:100dvh!important;
  max-height:none!important;
  box-sizing:border-box!important;
  margin:0!important;
  padding:clamp(10px,1.5vw,22px)!important;
  border-radius:0!important;
  overflow:hidden!important;
  display:grid!important;
  grid-template-rows:auto auto minmax(0,1fr)!important;
  gap:clamp(7px,1vh,12px)!important;
  background:#f8fafc!important;
  animation:busPopupIn .18s ease-out;
}
.bus-popup-top{min-height:40px;gap:12px;color:#0f172a!important;font-size:clamp(15px,2vw,30px)!important;letter-spacing:.06em!important}
.bus-popup-top>span{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.bus-popup-top button{flex:0 0 auto;width:clamp(38px,4.5vw,54px)!important;height:clamp(38px,4.5vw,54px)!important;font-size:clamp(24px,3vw,36px)!important;background:#e2e8f0!important}
.bus-popup-status-row{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:34px}
.bus-popup-stage.active-board{margin:0!important;padding:6px 12px!important;background:#dbeafe!important;color:#1d4ed8!important;font-size:clamp(11px,1.35vw,20px)!important;letter-spacing:.08em!important}
.bus-popup-status-row time{margin:0!important;color:#64748b!important;font-size:clamp(10px,1.2vw,18px)!important;font-weight:800!important;white-space:nowrap}
.bus-popup-active-grid{
  --popup-cols:1;
  --popup-rows:1;
  min-width:0;
  min-height:0;
  width:100%;
  height:100%;
  display:grid;
  grid-template-columns:repeat(var(--popup-cols),minmax(0,1fr));
  grid-template-rows:repeat(var(--popup-rows),minmax(0,1fr));
  gap:clamp(6px,1vw,16px);
  align-content:stretch;
  overflow:hidden;
}
.bus-popup-call-tile{
  container-type:size;
  box-sizing:border-box;
  min-width:0;
  min-height:0;
  height:100%;
  padding:clamp(8px,1.6vw,28px);
  border-radius:clamp(14px,1.8vw,28px);
  display:grid;
  grid-template-rows:auto minmax(0,1fr) auto;
  align-items:center;
  justify-items:center;
  text-align:center;
  overflow:hidden;
  background:#fff;
}
.bus-popup-call-tile.regular{border:clamp(2px,.25vw,4px) solid #60a5fa;background:linear-gradient(180deg,#dbeafe 0%,#fff 44%);box-shadow:inset 0 0 0 1px rgba(37,99,235,.08)}
.bus-popup-call-tile.addon{border:clamp(2px,.25vw,4px) solid #a78bfa;background:linear-gradient(180deg,#ede9fe 0%,#fff 44%);box-shadow:inset 0 0 0 1px rgba(124,58,237,.08)}
.bus-popup-call-tile>span{
  align-self:start;
  max-width:100%;
  color:#1d4ed8;
  font-size:clamp(9px,min(4.4cqw,4.8cqh),30px);
  font-weight:950;
  letter-spacing:.08em;
  line-height:1.05;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}
.bus-popup-call-tile.addon>span{color:#6d28d9}
.bus-popup-call-tile>strong{
  align-self:center;
  max-width:100%;
  color:#0f172a;
  font-size:clamp(28px,min(calc(84cqw / var(--bus-digits,3)),56cqh),340px);
  font-weight:950;
  line-height:.84;
  letter-spacing:-.045em;
  white-space:nowrap;
}
.bus-popup-call-tile>p{
  align-self:end;
  max-width:100%;
  margin:0;
  padding:4px 8px;
  border-radius:8px;
  background:rgba(255,255,255,.78);
  color:#475569;
  font-size:clamp(9px,min(3.5cqw,3.8cqh),20px);
  font-weight:800;
  line-height:1.1;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}
.bus-popup-call-tile>p[hidden]{display:none!important}
.bus-popup-dismiss{display:none!important}
@container (max-height:170px){.bus-popup-call-tile>p{display:none!important}.bus-popup-call-tile{padding:7px}.bus-popup-call-tile>span{font-size:clamp(8px,4cqh,16px)}}
@container (max-height:110px){.bus-popup-call-tile>span{display:none}.bus-popup-call-tile{grid-template-rows:minmax(0,1fr)}}
.bus-classroom-waiting.has-active-calls .bus-active-call-grid{
  height:clamp(360px,68vh,760px)!important;
  min-height:0!important;
  grid-template-rows:repeat(var(--board-rows,1),minmax(0,1fr))!important;
  overflow:hidden!important;
}


/* Keep caller native/expanded fullscreen intact by using in-panel confirmations. */
.bus-inline-confirm{position:fixed;inset:0;z-index:100004;display:grid;place-items:center;padding:20px;background:rgba(15,23,42,.72);backdrop-filter:blur(8px)}
.bus-inline-confirm[hidden]{display:none!important}
.bus-inline-confirm-card{width:min(520px,calc(100vw - 34px));box-sizing:border-box;padding:26px;border-radius:24px;background:#fff;color:#0f172a;text-align:center;box-shadow:0 30px 90px rgba(0,0,0,.42)}
.bus-inline-confirm-icon{display:block;font-size:38px}.bus-inline-confirm-card h3{margin:8px 0 8px;font-size:26px}.bus-inline-confirm-card p{margin:0 auto;color:#475569;font-size:17px;font-weight:700;line-height:1.45}
.bus-inline-confirm-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:22px}.bus-inline-confirm-actions .button{min-height:48px;font-size:16px;font-weight:900}
@media(max-width:560px){.bus-inline-confirm-actions{grid-template-columns:1fr}}

/* Full-screen teacher call-stage beacon: centered, large, and flashing without stealing tile space. */
.bus-popup-status-row{position:relative!important;justify-content:center!important;min-height:clamp(48px,7vh,82px)!important;padding:0 clamp(78px,10vw,150px)!important}
.bus-popup-stage.bus-stage-flash{margin:0!important;min-width:min(560px,62vw);max-width:72vw;padding:clamp(8px,1vh,14px) clamp(18px,2.3vw,34px)!important;border:3px solid currentColor;border-radius:18px!important;text-align:center;font-size:clamp(24px,4.2vw,64px)!important;font-weight:1000!important;line-height:1!important;letter-spacing:.09em!important;white-space:nowrap;box-shadow:0 0 0 0 currentColor;animation:busStageBeacon .82s ease-in-out infinite}
.bus-popup-stage.bus-stage-flash.first{background:#dbeafe!important;color:#1d4ed8!important}.bus-popup-stage.bus-stage-flash.second{background:#fef3c7!important;color:#92400e!important}.bus-popup-stage.bus-stage-flash.last{background:#fee2e2!important;color:#b91c1c!important}
.bus-popup-status-row time{position:absolute!important;right:0;top:50%;transform:translateY(-50%);max-width:clamp(70px,10vw,150px);overflow:hidden;text-overflow:ellipsis}
@keyframes busStageBeacon{0%,100%{opacity:1;transform:scale(1);box-shadow:0 0 0 0 rgba(37,99,235,.25)}50%{opacity:.38;transform:scale(.97);box-shadow:0 0 0 10px rgba(37,99,235,0)}}
@media(prefers-reduced-motion:reduce){.bus-popup-stage.bus-stage-flash{animation:none!important}}
@media(max-width:700px){.bus-popup-status-row{padding:0 54px!important}.bus-popup-stage.bus-stage-flash{min-width:0;max-width:100%;font-size:clamp(20px,7vw,42px)!important;white-space:normal}.bus-popup-status-row time{display:none!important}}


/* 2026-09-17: Add-On buses flash their own stage badge when it differs from the main call. */
.bus-call-tile-label.bus-tile-stage-flash{
  display:inline-flex!important;
  align-items:center!important;
  justify-content:center!important;
  width:max-content!important;
  max-width:96%!important;
  box-sizing:border-box!important;
  padding:clamp(5px,1cqh,10px) clamp(9px,1.5cqw,18px)!important;
  border:clamp(2px,.22vw,4px) solid currentColor!important;
  border-radius:999px!important;
  white-space:nowrap!important;
  overflow:hidden!important;
  text-overflow:ellipsis!important;
  animation:busTileStageBeacon .95s ease-in-out infinite!important;
}
.bus-call-tile-label.bus-tile-stage-flash.first{background:#dbeafe!important;color:#1d4ed8!important}
.bus-call-tile-label.bus-tile-stage-flash.second{background:#fef3c7!important;color:#92400e!important}
.bus-call-tile-label.bus-tile-stage-flash.last{background:#fee2e2!important;color:#b91c1c!important}
.bus-display-call-card.addon.addon-stage-different,
.bus-popup-call-tile.addon.addon-stage-different{
  outline:clamp(2px,.22vw,4px) solid rgba(124,58,237,.42)!important;
  outline-offset:-3px!important;
}
@keyframes busTileStageBeacon{
  0%,100%{opacity:1;transform:scale(1);box-shadow:0 0 0 0 currentColor}
  50%{opacity:.5;transform:scale(.96);box-shadow:0 0 0 8px transparent}
}
@media(prefers-reduced-motion:reduce){
  .bus-call-tile-label.bus-tile-stage-flash{animation:none!important;outline:4px solid currentColor!important}
}
@container (max-height:110px){
  .bus-call-tile-label.bus-tile-stage-flash{
    display:inline-flex!important;
    font-size:clamp(8px,4cqh,14px)!important;
    padding:3px 6px!important;
  }
}


/* 2026-09-17: caller duplicate warnings + school bus lineup tracker. */
.bus-school-roster{margin:18px 0 10px;padding:16px;border:1px solid #bfdbfe;border-radius:18px;background:linear-gradient(135deg,#eff6ff,#f8fafc)}
.bus-school-roster-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:18px}.bus-school-roster-heading>div:first-child{display:grid;gap:3px}.bus-school-roster-heading span,.bus-roster-remaining>span{font-size:10px;font-weight:950;letter-spacing:.13em;color:#1d4ed8}.bus-school-roster-heading strong{font-size:18px;color:#0f172a}.bus-school-roster-heading small{color:#64748b;font-weight:700}.bus-roster-count{display:grid;gap:2px;min-width:190px;padding:10px 12px;border-radius:13px;background:#fff;border:1px solid #dbeafe;text-align:right}.bus-roster-count strong{font-size:18px;color:#1d4ed8}.bus-roster-count span{font-size:11px;letter-spacing:0;color:#64748b}
.bus-school-roster-entry{display:grid;grid-template-columns:minmax(0,1fr) auto auto;gap:9px;margin-top:13px}.bus-school-roster-entry input{min-width:0;padding:11px 13px;border:1px solid #bfdbfe;border-radius:12px;background:#fff;font:inherit;font-weight:800}.bus-school-roster-entry .button{white-space:nowrap}.bus-roster-remaining{display:grid;gap:7px;margin-top:13px}.bus-roster-chip-list{display:flex;flex-wrap:wrap;gap:7px;min-height:30px}.bus-roster-chip{display:inline-flex;align-items:center;justify-content:center;min-width:44px;padding:6px 10px;border-radius:999px;background:#fff;border:1px solid #93c5fd;color:#1e40af;font-weight:950}.bus-roster-empty{color:#64748b;font-weight:700}.bus-roster-complete{display:inline-flex;width:max-content;padding:7px 11px;border-radius:999px;background:#dcfce7;color:#166534;font-weight:900}
.bus-duplicate-warning{margin:8px 0 0;padding:9px 11px;border:1px solid #f59e0b;border-radius:11px;background:#fffbeb;color:#92400e;font-size:12px;font-weight:850;line-height:1.35}.bus-duplicate-warning[hidden]{display:none!important}.bus-call-entry-row input.bus-duplicate-input{border-color:#f59e0b!important;box-shadow:0 0 0 3px rgba(245,158,11,.15)!important}
.bus-fullscreen .bus-school-roster{margin-top:10px}.bus-fullscreen .bus-school-roster-heading strong{font-size:16px}.bus-fullscreen .bus-school-roster-entry input{padding:9px 11px}.bus-fullscreen .bus-roster-chip-list{max-height:96px;overflow:auto}
@media(max-width:760px){.bus-school-roster-heading{flex-direction:column}.bus-roster-count{min-width:0;width:100%;text-align:left}.bus-school-roster-entry{grid-template-columns:1fr}.bus-school-roster-entry .button{width:100%}}


/* 2026-09-17: clickable school lineup + compact teacher remaining-buses checker. */
.bus-roster-target-help{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px;margin-top:10px;padding:8px 10px;border-radius:11px;background:rgba(219,234,254,.65);color:#475569;font-size:11px;font-weight:750}.bus-roster-target-help>span{white-space:nowrap;color:#1e40af}.bus-roster-target-help b{font-weight:950}
.bus-call-entry-row input.bus-lineup-target{border-color:#3b82f6!important;box-shadow:0 0 0 3px rgba(59,130,246,.18)!important}
.bus-roster-chip{appearance:none;font:inherit;cursor:pointer;transition:transform .12s ease,box-shadow .12s ease,background .12s ease}.bus-roster-chip:hover{transform:translateY(-1px);box-shadow:0 5px 14px rgba(37,99,235,.14)}.bus-roster-chip.selected-main{background:#dbeafe;border-color:#2563eb;color:#1d4ed8}.bus-roster-chip.selected-addon{box-shadow:inset 0 0 0 2px #7c3aed;background:#f5f3ff;color:#6d28d9}.bus-roster-chip.selected-main.selected-addon{background:linear-gradient(135deg,#dbeafe 0 50%,#f5f3ff 50% 100%)}
.bus-teacher-roster{width:min(100%,860px);margin:10px auto 0;border:1px solid rgba(96,165,250,.4);border-radius:13px;background:rgba(15,23,42,.72);color:#e2e8f0}.bus-teacher-roster[hidden]{display:none!important}.bus-teacher-roster summary{display:flex;align-items:center;justify-content:center;gap:10px;min-height:38px;padding:7px 12px;cursor:pointer;list-style:none;font-size:12px;font-weight:900}.bus-teacher-roster summary::-webkit-details-marker{display:none}.bus-teacher-roster summary span{letter-spacing:.08em;text-transform:uppercase;color:#93c5fd}.bus-teacher-roster summary strong{padding:3px 8px;border-radius:999px;background:rgba(59,130,246,.2);color:#dbeafe;font-size:11px}.bus-teacher-roster-list{display:flex;flex-wrap:wrap;justify-content:center;gap:6px;padding:0 10px 10px}.bus-teacher-roster-chip{display:inline-flex;align-items:center;justify-content:center;min-width:34px;padding:4px 8px;border-radius:999px;background:rgba(255,255,255,.08);border:1px solid rgba(147,197,253,.34);font-size:12px;font-weight:900;color:#f8fafc}.bus-teacher-roster-done{font-size:12px;font-weight:850;color:#86efac}
.bus-fullscreen .bus-teacher-roster{margin-top:6px}.bus-fullscreen .bus-teacher-roster summary{min-height:32px;padding:5px 10px}.bus-fullscreen .bus-teacher-roster-list{max-height:76px;overflow:auto;padding-bottom:7px}

/* 2026-09-17: duplicate warnings only on Send + always-visible teacher remaining buses. */
.bus-popup-card,
.bus-fullscreen .bus-popup-card,
.bus-call-popup.combined .bus-popup-card{
  grid-template-rows:auto auto auto minmax(0,1fr)!important;
}
.bus-popup-roster{
  min-width:0;
  display:grid;
  grid-template-columns:auto minmax(0,1fr);
  align-items:center;
  gap:clamp(8px,1vw,16px);
  padding:clamp(6px,.8vh,10px) clamp(9px,1vw,16px);
  border:1px solid #cbd5e1;
  border-radius:12px;
  background:#eef2f7;
  color:#334155;
  overflow:hidden;
}
.bus-popup-roster[hidden]{display:none!important}
.bus-popup-roster-heading{display:flex;align-items:center;gap:7px;white-space:nowrap}
.bus-popup-roster-heading span{font-size:clamp(9px,.85vw,13px);font-weight:1000;letter-spacing:.1em;color:#475569}
.bus-popup-roster-heading strong{padding:2px 7px;border-radius:999px;background:#dbeafe;color:#1d4ed8;font-size:clamp(9px,.78vw,12px);font-weight:950}
.bus-popup-roster-list{min-width:0;display:flex;align-items:center;justify-content:flex-start;flex-wrap:wrap;gap:clamp(3px,.35vw,6px);overflow:hidden}
.bus-popup-roster-chip{display:inline-flex;align-items:center;justify-content:center;min-width:clamp(28px,2.7vw,46px);padding:clamp(2px,.35vh,4px) clamp(5px,.55vw,9px);border:1px solid #94a3b8;border-radius:999px;background:#fff;color:#0f172a;font-size:clamp(10px,1vw,15px);font-weight:950;line-height:1.15}
.bus-popup-roster-done{font-size:clamp(10px,1vw,15px);font-weight:900;color:#166534}

.bus-teacher-roster{display:grid!important;grid-template-columns:auto minmax(0,1fr);align-items:center;gap:8px;width:min(100%,980px);padding:7px 10px;box-sizing:border-box}
.bus-teacher-roster[hidden]{display:none!important}
.bus-teacher-roster-heading{display:flex;align-items:center;gap:7px;white-space:nowrap}
.bus-teacher-roster-heading span{font-size:11px;font-weight:950;letter-spacing:.08em;text-transform:uppercase;color:#93c5fd}
.bus-teacher-roster-heading strong{padding:3px 7px;border-radius:999px;background:rgba(59,130,246,.2);color:#dbeafe;font-size:10px}
.bus-teacher-roster-list{padding:0!important;max-height:none!important;overflow:hidden!important;justify-content:flex-start!important}
.bus-fullscreen .bus-teacher-roster{padding:5px 8px;margin-top:5px}
.bus-fullscreen .bus-teacher-roster-chip{font-size:11px;padding:3px 7px;min-width:30px}

@media(max-width:700px){
  .bus-popup-roster{grid-template-columns:1fr;gap:4px;padding:5px 7px}
  .bus-popup-roster-heading{justify-content:center}
  .bus-popup-roster-list{justify-content:center}
  .bus-teacher-roster{grid-template-columns:1fr;gap:5px}
  .bus-teacher-roster-heading,.bus-teacher-roster-list{justify-content:center!important}
}

/* 2026-09-17: dedicated ALL CLEAR announcement + Last Call verification. */
.bus-all-clear-launch{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-top:18px;padding:16px 18px;border:2px solid #86efac;border-radius:18px;background:linear-gradient(135deg,#ecfdf5,#f0fdf4)}
.bus-all-clear-launch>div{display:grid;gap:3px}.bus-all-clear-launch span{font-size:10px;font-weight:1000;letter-spacing:.14em;color:#15803d}.bus-all-clear-launch strong{font-size:18px;color:#14532d}.bus-all-clear-launch small{color:#4b5563;font-weight:750}
.bus-all-clear-button{flex:0 0 auto;min-width:190px;min-height:58px;padding:12px 24px;border:0;border-radius:16px;background:#16a34a;color:#fff;font-size:22px;font-weight:1000;letter-spacing:.06em;cursor:pointer;box-shadow:0 12px 28px rgba(22,163,74,.25);transition:transform .12s ease,background .12s ease}
.bus-all-clear-button:hover{transform:translateY(-1px);background:#15803d}.bus-all-clear-button:disabled{opacity:.55;cursor:not-allowed;transform:none}
.bus-inline-confirm.large .bus-inline-confirm-card{width:min(760px,calc(100vw - 36px));padding:clamp(26px,4vw,44px)}
.bus-inline-confirm.large .bus-inline-confirm-icon{font-size:clamp(46px,7vw,76px)}.bus-inline-confirm.large .bus-inline-confirm-card h3{font-size:clamp(28px,4vw,44px)}.bus-inline-confirm.large .bus-inline-confirm-card p{font-size:clamp(17px,2vw,24px);line-height:1.5}.bus-inline-confirm.large .bus-inline-confirm-actions .button{min-height:56px;font-size:18px}
.bus-call-popup.all-clear{background:#052e16!important}
.bus-call-popup.all-clear .bus-popup-card{grid-template-rows:auto auto minmax(0,1fr)!important;background:radial-gradient(circle at 50% 28%,#dcfce7 0,#f0fdf4 30%,#ecfdf5 62%,#d1fae5 100%)!important}
.bus-call-popup.all-clear .bus-popup-top{color:#14532d!important}.bus-call-popup.all-clear .bus-popup-status-row{min-height:clamp(56px,9vh,100px)!important}
.bus-all-clear-stage{margin:0!important;min-width:min(650px,72vw);padding:clamp(10px,1.4vh,18px) clamp(20px,3vw,42px)!important;border:clamp(3px,.35vw,6px) solid #16a34a!important;border-radius:20px!important;background:#dcfce7!important;color:#166534!important;font-size:clamp(30px,5vw,78px)!important;font-weight:1000!important;letter-spacing:.12em!important;line-height:1!important;animation:busAllClearBeacon 1s ease-in-out infinite}
.bus-call-popup.all-clear .bus-popup-active-grid{display:grid!important;place-items:center!important;grid-template-columns:1fr!important;grid-template-rows:1fr!important;overflow:hidden!important}
.bus-all-clear-display{width:100%;height:100%;min-height:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:clamp(8px,2vh,24px);text-align:center;overflow:hidden}
.bus-all-clear-display>strong{max-width:96vw;color:#14532d;font-size:clamp(76px,19vw,300px);font-weight:1000;line-height:.82;letter-spacing:-.045em;white-space:nowrap}
.bus-all-clear-display>span{color:#166534;font-size:clamp(24px,4vw,64px);font-weight:950;letter-spacing:.04em}
.bus-all-clear-display>p{max-width:min(1100px,92vw);margin:0;padding:10px 16px;border-radius:14px;background:#fef3c7;color:#92400e;font-size:clamp(13px,1.5vw,22px);font-weight:850;line-height:1.35}
@keyframes busAllClearBeacon{0%,100%{opacity:1;transform:scale(1);box-shadow:0 0 0 0 rgba(22,163,74,.32)}50%{opacity:.62;transform:scale(.97);box-shadow:0 0 0 14px rgba(22,163,74,0)}}
@media(prefers-reduced-motion:reduce){.bus-all-clear-stage{animation:none!important}}
@media(max-width:700px){.bus-all-clear-launch{align-items:stretch;flex-direction:column}.bus-all-clear-button{width:100%;min-width:0}.bus-all-clear-stage{min-width:0;max-width:82vw;font-size:clamp(28px,10vw,52px)!important}.bus-all-clear-display>strong{font-size:clamp(70px,24vw,150px)}}
/* Google-only reserved-room recovery. */
.bus-google-recover-button{justify-self:start}
.bus-google-recovery-note{padding:10px 12px;border-radius:12px;background:#f8fafc;border:1px solid #e2e8f0;color:#475569!important;font-size:12px;line-height:1.45}
.bus-google-recovery{display:grid;gap:12px;padding:15px 16px;border:1px solid #c7d2fe;border-radius:16px;background:linear-gradient(135deg,#eef2ff,#f8fafc)}
.bus-google-recovery-heading{display:grid;gap:3px}.bus-google-recovery-heading>span{font-size:10px;font-weight:900;letter-spacing:.12em;color:#4338ca}.bus-google-recovery-heading>strong{font-size:17px;color:#0f172a}.bus-google-recovery-heading>small{color:#475569;font-weight:700;line-height:1.4}
.bus-google-recovery-list{display:grid;gap:9px}.bus-google-room-choice{display:grid;grid-template-columns:auto 1fr;grid-template-areas:'code state' 'code detail';align-items:center;gap:2px 14px;width:100%;padding:12px 14px;border:1px solid #cbd5e1;border-radius:14px;background:#fff;color:#0f172a;text-align:left;cursor:pointer;box-shadow:0 5px 16px rgba(15,23,42,.05)}.bus-google-room-choice:hover{border-color:#818cf8;box-shadow:0 7px 20px rgba(79,70,229,.1)}.bus-google-room-choice:focus-visible{outline:3px solid rgba(79,70,229,.2);outline-offset:2px}.bus-google-room-choice:disabled{opacity:.65;cursor:wait}.bus-google-room-choice strong{grid-area:code;font-size:25px;letter-spacing:.08em;color:#1e1b4b}.bus-google-room-choice span{grid-area:state;font-size:12px;font-weight:900;color:#3730a3}.bus-google-room-choice small{grid-area:detail;color:#64748b;font-weight:700}
@media(max-width:620px){.bus-google-recover-button{width:100%}.bus-google-room-choice{grid-template-columns:1fr;grid-template-areas:'code' 'state' 'detail';gap:4px}.bus-google-room-choice strong{font-size:23px}}