:root{--ink:#17211d;--muted:#69736f;--line:#dfe5e1;--paper:#f5f7f4;--white:#fff;--green:#154c3d;--lime:#d9f99d;--soft:#e8f1ed;--danger:#a13838;--shadow:0 24px 70px rgba(23,33,29,.12)}*{box-sizing:border-box}html,body{margin:0;min-height:100%;font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--paper)}button,input,textarea{font:inherit}.hidden{display:none!important}.eyebrow{margin:0 0 10px;font-size:11px;font-weight:800;letter-spacing:.16em;color:var(--green)}.login-shell{min-height:100vh;display:grid;grid-template-columns:minmax(380px,48%) 1fr;background:var(--white)}.login-card{width:min(470px,80%);margin:auto}.brand-mark{width:58px;height:58px;display:grid;place-items:center;border-radius:18px;background:var(--green);color:#fff;font-weight:900;letter-spacing:-.06em;margin-bottom:56px}.login-card h1{font-family:Georgia,serif;font-size:clamp(54px,7vw,86px);font-weight:400;letter-spacing:-.06em;margin:0 0 18px;line-height:.95}.login-copy{font-size:18px;line-height:1.55;color:var(--muted);max-width:420px;margin-bottom:38px}.login-card form{display:grid;gap:18px}.login-card label{display:grid;gap:8px;font-size:13px;font-weight:700}.login-card input,.new-panel input,.new-panel textarea{width:100%;border:1px solid var(--line);border-radius:12px;background:#fbfcfb;padding:14px 15px;outline:none}.login-card input:focus,.new-panel input:focus,.new-panel textarea:focus{border-color:var(--green);box-shadow:0 0 0 3px rgba(21,76,61,.09)}button{border:0;cursor:pointer}.primary{border-radius:12px;background:var(--green);color:#fff;padding:15px 20px;font-weight:800;transition:.2s transform,.2s background}.primary:hover{background:#0e3e31;transform:translateY(-1px)}.primary.small{padding:10px 16px}.form-error{min-height:16px;margin:0;color:var(--danger);font-size:13px}.security-note{font-size:12px;color:#8a938f;margin-top:30px}.login-art{position:relative;overflow:hidden;background:linear-gradient(145deg,#dff5eb,#b9dccd);margin:18px;border-radius:28px}.orb{position:absolute;border-radius:50%;filter:blur(2px)}.orb-one{width:520px;height:520px;right:-80px;top:-100px;background:radial-gradient(circle at 30% 30%,#ecfccb,#4f947b 65%,#154c3d)}.orb-two{width:420px;height:420px;left:-80px;bottom:-120px;background:radial-gradient(circle at 60% 40%,#fff,#d9f99d 45%,#76a995)}.quote-card{position:absolute;left:10%;bottom:12%;padding:26px 30px;width:290px;background:rgba(255,255,255,.78);backdrop-filter:blur(16px);border:1px solid rgba(255,255,255,.7);border-radius:18px;box-shadow:var(--shadow)}.quote-card span{font-size:11px;font-weight:800;color:var(--green)}.quote-card p{font:28px/1.15 Georgia,serif;margin:24px 0 0}.app-shell{height:100vh;display:grid;grid-template-columns:360px 1fr;overflow:hidden}.sidebar{display:flex;flex-direction:column;background:#eef2ef;border-right:1px solid var(--line);min-width:0}.sidebar-header{height:92px;padding:22px 24px;display:flex;align-items:center;justify-content:space-between}.compact-brand{display:flex;align-items:center;gap:12px}.compact-brand>span{width:40px;height:40px;display:grid;place-items:center;border-radius:12px;background:var(--green);color:#fff;font-size:13px;font-weight:900}.compact-brand div{display:grid}.compact-brand strong{font-size:16px}.compact-brand small,.profile small{color:var(--muted);font-size:11px;margin-top:2px}.icon-button{width:38px;height:38px;border-radius:50%;background:var(--white);border:1px solid var(--line);color:var(--green);font-size:20px}.search-wrap{padding:0 20px 16px}.search-wrap input{width:100%;border:0;border-radius:12px;padding:12px 14px;background:rgba(255,255,255,.8);outline:none}.new-panel{margin:0 14px 14px;padding:18px;background:var(--white);border-radius:16px;box-shadow:0 10px 30px rgba(23,33,29,.08)}.new-panel textarea{height:90px;resize:none;margin-top:10px}.panel-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:10px}.ghost{padding:10px 12px;background:transparent;color:var(--muted)}.ticket-list{flex:1;overflow:auto;padding:0 10px 14px}.ticket-item{width:100%;display:grid;grid-template-columns:1fr auto;text-align:left;padding:16px 14px;border-radius:14px;background:transparent;border:1px solid transparent;margin-bottom:4px}.ticket-item:hover{background:rgba(255,255,255,.6)}.ticket-item.active{background:var(--white);border-color:var(--line);box-shadow:0 8px 24px rgba(23,33,29,.06)}.ticket-item strong{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:14px}.ticket-item small{color:var(--muted);font-size:11px}.ticket-item .ticket-preview{margin-top:7px;color:var(--muted);font-size:12px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.priority-dot{width:7px;height:7px;border-radius:50%;background:#91a09a;margin-top:6px}.priority-dot.critico{background:#d14444}.priority-dot.alto{background:#e49d3a}.profile{height:78px;padding:15px 22px;display:flex;align-items:center;border-top:1px solid var(--line);background:rgba(255,255,255,.45)}.avatar{width:38px;height:38px;display:grid;place-items:center;border-radius:50%;background:var(--green);color:#fff;font-weight:800}.profile-copy{display:grid;flex:1;margin-left:11px}.profile-copy strong{font-size:13px}.logout{background:transparent;color:var(--muted);font-size:18px}.conversation{position:relative;min-width:0;background:var(--white)}.empty-state{height:100%;display:flex;align-items:center;justify-content:center;flex-direction:column;text-align:center;padding:40px;background:radial-gradient(circle at 50% 35%,#f0f7f3,transparent 34%)}.empty-symbol{font-size:34px;color:var(--green);margin-bottom:20px}.empty-state h2{font:44px/1.05 Georgia,serif;margin:0 0 12px}.empty-state>p:not(.eyebrow){max-width:440px;color:var(--muted);line-height:1.6;margin:0 0 28px}.thread{height:100%;display:grid;grid-template-rows:auto auto 1fr auto}.thread-header{height:92px;padding:20px 34px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between}.thread-header h2{font-size:20px;margin:0;max-width:720px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.thread-meta{display:flex;align-items:center;gap:12px}.status-pill{padding:7px 11px;border-radius:999px;background:var(--soft);color:var(--green);font-size:11px;font-weight:800;text-transform:capitalize}.attachment-list{display:flex;gap:8px;padding:0 34px;overflow:auto}.attachment-chip{margin-top:10px;padding:7px 10px;border-radius:8px;background:var(--paper);font-size:11px;color:var(--muted)}.messages{overflow:auto;padding:34px max(34px,8vw);scroll-behavior:smooth}.message{display:flex;gap:12px;margin:0 0 26px;max-width:760px}.message.customer,.message.support-self{margin-left:auto;flex-direction:row-reverse}.message-avatar{flex:0 0 34px;width:34px;height:34px;display:grid;place-items:center;border-radius:50%;background:var(--soft);color:var(--green);font-size:12px;font-weight:900}.message.customer .message-avatar,.message.support-self .message-avatar{background:var(--green);color:#fff}.message-body{min-width:0}.message-head{display:flex;gap:9px;align-items:center;margin:0 0 7px;font-size:12px}.message.customer .message-head,.message.support-self .message-head{justify-content:flex-end}.message-head strong{font-size:12px}.message-head time{color:#98a09d;font-size:10px}.bubble{padding:13px 16px;border-radius:4px 16px 16px 16px;background:var(--paper);line-height:1.55;font-size:14px;white-space:pre-wrap;overflow-wrap:anywhere}.message.customer .bubble,.message.support-self .bubble{border-radius:16px 4px 16px 16px;background:var(--green);color:#fff}.message.ai .bubble{background:#edf7d9;border:1px solid #d8eab4}.ai-label{display:inline-block;margin-left:6px;color:#6d7c42;font-size:9px;font-weight:800;letter-spacing:.08em}.composer{border-top:1px solid var(--line);padding:16px max(30px,7vw) 18px;background:#fff}.mode-switch{display:flex;gap:6px;margin-bottom:9px}.mode{padding:7px 11px;border-radius:999px;background:transparent;color:var(--muted);font-size:11px;font-weight:800}.mode.active{background:var(--soft);color:var(--green)}.compose-row{display:flex;align-items:flex-end;border:1px solid var(--line);border-radius:16px;padding:8px;background:#fbfcfb}.compose-row:focus-within{border-color:#9fbab0;box-shadow:0 0 0 3px rgba(21,76,61,.06)}.compose-row textarea{flex:1;border:0;outline:0;background:transparent;padding:9px;resize:none;max-height:120px}.attach-button{width:40px;height:40px;display:grid;place-items:center;color:var(--muted);font-size:22px;cursor:pointer}.attach-button input{display:none}.send-button{width:40px;height:40px;border-radius:12px;background:var(--green);color:#fff;font-size:20px;font-weight:800}.send-button:disabled{opacity:.4}.compose-footer{display:flex;justify-content:space-between;gap:20px;margin-top:8px;color:#929a97;font-size:10px}.loading{padding:30px;text-align:center;color:var(--muted)}@media(max-width:850px){.login-shell{grid-template-columns:1fr}.login-art{display:none}.login-card{width:min(480px,86%)}.app-shell{grid-template-columns:110px 1fr}.sidebar-header{padding:20px 12px}.compact-brand div,.search-wrap,.profile-copy,.logout{display:none}.compact-brand{margin:auto}.sidebar-header .icon-button{position:absolute;left:57px;top:22px}.ticket-list{padding:0 8px}.ticket-item{display:block;padding:12px 7px;text-align:center}.ticket-item strong{font-size:10px}.ticket-item small,.ticket-preview,.priority-dot{display:none}.profile{justify-content:center;padding:14px}.new-panel{position:fixed;z-index:4;left:120px;top:20px;width:min(360px,calc(100vw - 140px))}.messages{padding:24px}.composer{padding:12px 18px}.compose-footer span:first-child{display:none}.thread-header{padding:18px 22px}.status-pill{display:none}}@media(max-width:520px){.app-shell{grid-template-columns:1fr}.sidebar{display:none}.messages{padding:18px 14px}.composer{padding:10px}.thread-header{height:78px}.thread-header h2{font-size:16px}.message{max-width:92%}}