*{box-sizing:border-box}html,body{margin:0;min-height:100%}body{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:#f4f6f8;color:#182233}button,textarea{font:inherit}button{cursor:pointer}.app{min-height:100vh;display:flex;flex-direction:column}.topbar{height:72px;background:#fff;border-bottom:1px solid #e2e7ed;display:flex;align-items:center;justify-content:space-between;padding:0 28px;position:sticky;top:0;z-index:20}.brand{display:flex;align-items:center;gap:12px}.brand-mark,.large-icon{display:grid;place-items:center;background:#163b65;color:#fff;font-weight:800;border-radius:12px}.brand-mark{width:42px;height:42px}.brand-text strong{display:block;font-size:16px}.brand-text span{display:block;margin-top:2px;font-size:12px;color:#718093}.top-actions{display:flex;align-items:center;gap:16px}.ticket-badge{font-size:12px;color:#647286;background:#f1f4f7;padding:6px 9px;border-radius:7px}.link-button,.back-button{border:0;background:none;color:#425b78;padding:5px 0}.main{width:min(960px,100%);margin:0 auto;padding:44px 24px 165px;flex:1}.view{animation:fade .16s ease}.auth-view{display:grid;place-items:center;min-height:calc(80vh - 165px)}.auth-card{width:min(520px,100%);background:#fff;border:1px solid #dde4eb;border-radius:20px;padding:42px;text-align:center;box-shadow:0 15px 45px rgba(30,48,70,.07)}.large-icon{width:64px;height:64px;margin:0 auto 22px;border-radius:18px}.eyebrow,.step-label{text-transform:uppercase;letter-spacing:.09em;font-weight:750;font-size:11px;color:#6c7990;margin:0 0 8px}.auth-card h1,.page-heading h1,.ticket-heading h1{margin:0;color:#182233}.auth-card h1{font-size:32px}.lead{color:#68768a;line-height:1.6;margin:14px auto 26px}.small-note{font-size:11px;color:#8792a1;line-height:1.5;margin:18px 0 0}.primary,.secondary{border-radius:10px;padding:12px 17px;font-weight:700;border:1px solid transparent}.primary{background:#163b65;color:#fff}.primary:hover{background:#102f53}.primary:disabled{opacity:.45;cursor:not-allowed}.secondary{background:#fff;color:#263951;border-color:#ccd6e0}.secondary:hover{background:#f7f9fb}.secondary.danger{color:#8b2c2c;border-color:#e2bcbc}.microsoft-button{display:inline-flex;align-items:center;justify-content:center;gap:12px;min-width:260px}.ms-logo{display:grid;grid-template-columns:8px 8px;grid-template-rows:8px 8px;gap:2px}.ms-logo i{display:block;background:#fff}.page-heading{margin-bottom:28px}.page-heading.compact{margin-top:24px}.page-heading h1{font-size:32px}.page-heading>p:last-child{color:#68768a;line-height:1.6;margin:8px 0 0}.dashboard-card{display:flex;align-items:center;justify-content:space-between;gap:30px;background:#fff;border:1px solid #dde4eb;border-radius:18px;padding:28px}.dashboard-card h2{margin:0 0 7px}.dashboard-card p{margin:0;color:#6b788a;line-height:1.5}.demo-banner{margin-top:18px;padding:14px 16px;border:1px solid #ead48a;border-radius:11px;background:#fff8df;color:#62531f;font-size:12px;line-height:1.55}.demo-banner strong{margin-right:6px}.topic-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:13px}.topic-card{display:grid;grid-template-columns:42px 1fr;grid-template-rows:auto auto;column-gap:13px;text-align:left;background:#fff;border:1px solid #dde4eb;border-radius:14px;padding:17px;color:#26364b}.topic-card:hover{border-color:#95a9bf;transform:translateY(-1px);box-shadow:0 6px 18px rgba(30,48,70,.05)}.topic-icon{grid-row:1/3;width:42px;height:42px;border-radius:11px;background:#edf2f7;color:#163b65;display:grid;place-items:center;font-weight:800}.topic-card strong{align-self:end}.topic-card>span:last-child{font-size:12px;color:#748195;margin-top:3px;line-height:1.4}.issue-card{background:#fff;border:1px solid #dde4eb;border-radius:16px;padding:24px}.issue-card label{display:block;font-weight:750;margin-bottom:9px}.issue-card textarea,.modal-card textarea{width:100%;resize:vertical;border:1px solid #ccd6e0;border-radius:11px;padding:13px;outline:0;line-height:1.55;color:#172033}.issue-card textarea:focus,.modal-card textarea:focus{border-color:#7894b2;box-shadow:0 0 0 3px rgba(22,59,101,.07)}.form-hint{font-size:12px;color:#748195;margin:9px 0 17px;line-height:1.5}.ticket-heading{display:flex;justify-content:space-between;align-items:flex-start;gap:20px;padding-bottom:18px;border-bottom:1px solid #dde4eb}.ticket-heading h1{font-size:26px}.ticket-heading p:last-child{font-size:12px;color:#728094;margin:7px 0 0}.status-pill{font-size:12px;font-weight:750;border-radius:999px;padding:7px 11px}.status-pill.open{background:#e9f3ff;color:#245580}.status-pill.escalated{background:#fff0e4;color:#8c4f1d}.status-pill.resolved{background:#e8f6ef;color:#24734d}.escalation-panel{margin:20px 0;padding:17px;background:#fff8ed;border:1px solid #edcfaa;border-radius:13px;display:flex;align-items:center;justify-content:space-between;gap:18px}.escalation-panel strong{display:block;color:#6b431f}.escalation-panel p{margin:5px 0 0;font-size:13px;color:#7c624a;line-height:1.45}.messages{display:flex;flex-direction:column;gap:23px;padding-top:24px}.message{display:flex;align-items:flex-start;gap:12px}.message.user{justify-content:flex-end}.avatar{width:34px;height:34px;flex:0 0 34px;display:grid;place-items:center;border-radius:10px;font-size:11px;font-weight:800;background:#163b65;color:#fff}.message-wrap{max-width:78%}.bubble{padding:13px 16px;border-radius:15px;line-height:1.58;white-space:pre-wrap;overflow-wrap:anywhere}.assistant .bubble{background:#fff;border:1px solid #e0e6ed;border-top-left-radius:5px}.user .bubble{background:#163b65;color:#fff;border-top-right-radius:5px}.message.error .bubble{background:#fff3f3;color:#842929;border-color:#e7baba}.message-actions{display:flex;align-items:center;gap:7px;margin-top:7px}.message-actions button{border:1px solid #d7dfe7;background:#fff;color:#5b6879;border-radius:8px;padding:6px 9px;font-size:12px}.message-actions button:hover{background:#f6f8fa}.message-actions button.selected{background:#eaf1f8;border-color:#a9bed3;color:#163b65}.message-actions .solved-action{margin-left:4px;color:#24734d}.feedback-confirmation{font-size:11px;color:#718093;margin-left:4px}.composer-area{position:fixed;left:0;right:0;bottom:0;padding:20px 20px 14px;background:linear-gradient(to bottom,rgba(244,246,248,0),#f4f6f8 25%);z-index:15}.composer{width:min(850px,100%);margin:auto;display:flex;align-items:flex-end;gap:10px;padding:10px;background:#fff;border:1px solid #d8e0e9;border-radius:16px;box-shadow:0 8px 30px rgba(30,48,70,.08)}.composer:focus-within{border-color:#8ba1ba}.composer textarea{flex:1;min-height:40px;max-height:150px;padding:9px 10px;resize:none;border:0;outline:0;color:#172033;background:transparent}.composer button{padding:11px 18px;border:0;border-radius:10px;background:#163b65;color:#fff;font-weight:700}.composer button:disabled{opacity:.5}.disclaimer{text-align:center;font-size:11px;color:#7c8796;margin:9px auto 0}.closed-panel{text-align:center;background:#fff;border:1px solid #d8e6de;border-radius:15px;padding:25px;margin-top:24px}.closed-panel strong{font-size:18px;color:#24734d}.closed-panel p{color:#748195}.modal{position:fixed;inset:0;z-index:100;display:grid;place-items:center;padding:20px}.modal[hidden]{display:none}.modal-backdrop{position:absolute;inset:0;background:rgba(12,23,36,.48)}.modal-card{position:relative;width:min(520px,100%);background:#fff;border-radius:17px;padding:26px;box-shadow:0 24px 70px rgba(0,0,0,.2)}.modal-card h2{margin:0 0 8px}.modal-card>p:not(.eyebrow){color:#6d7a8c;margin:0 0 17px;line-height:1.5}.modal-close{position:absolute;right:15px;top:12px;border:0;background:none;font-size:25px;color:#7b8797}.modal-actions{display:flex;justify-content:flex-end;gap:9px;margin-top:16px}.rating-row{display:grid;grid-template-columns:repeat(5,1fr);gap:8px}.rating-row button{border:1px solid #ccd6e0;background:#fff;border-radius:10px;padding:11px 4px;font-weight:800;color:#2d4057}.rating-row button span{display:block;font-size:9px;font-weight:500;color:#8490a0;margin-top:3px;min-height:11px}.rating-row button.selected{background:#163b65;color:#fff;border-color:#163b65}.rating-row button.selected span{color:#dfeaf4}@keyframes fade{from{opacity:.45;transform:translateY(3px)}to{opacity:1;transform:none}}@media(max-width:680px){.topbar{height:64px;padding:0 15px}.main{padding:26px 14px 155px}.auth-card{padding:28px 20px}.auth-card h1,.page-heading h1{font-size:27px}.dashboard-card,.escalation-panel{align-items:stretch;flex-direction:column}.topic-grid{grid-template-columns:1fr}.message-wrap{max-width:88%}.composer-area{padding:12px 10px 10px}.ticket-badge{display:none}.rating-row{gap:5px}.rating-row button{padding:10px 2px}}

/* Quieter escalation treatment */
.escalation-panel.subtle {
    background: #f7f9fb;
    border-color: #d7e0e8;
    box-shadow: none;
}

.escalation-panel.subtle strong {
    color: #33465e;
    font-size: 13px;
}

.escalation-panel.subtle p {
    color: #66768a;
    font-size: 12px;
}

.escalation-panel.subtle .secondary {
    white-space: nowrap;
}


/* Critical view visibility handling */
[hidden],
.view[hidden],
.auth-view[hidden] {
    display: none !important;
}

.view.active-view {
    display: block;
}

.auth-view.active-view {
    display: grid;
}


/* Keep the newest chat message visible immediately above the fixed composer */
.ticket-view {
    scroll-padding-bottom: 150px;
}

.messages {
    padding-bottom: 18px;
}

.message {
    scroll-margin-bottom: 150px;
}