:root{--navy:#07172d;--navy-2:#0d294d;--blue:#1668cc;--orange:#ef7b16;--orange-2:#ff9c32;--green:#1f9d72;--paper:#f3f7fc;--white:#fff;--text:#12213a;--muted:#66758d;--line:#dce5f0;--shadow:0 18px 48px rgba(12,35,67,.12)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--text);background:var(--paper)}button,input,textarea{font:inherit}.zf-app{padding-bottom:92px}.app-shell{width:min(1100px,calc(100% - 28px));margin-inline:auto}.app-header{position:sticky;top:0;z-index:40;background:rgba(7,23,45,.96);backdrop-filter:blur(14px);box-shadow:0 8px 28px rgba(0,0,0,.15)}.app-nav{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:18px}.app-brand{display:flex;align-items:center;gap:12px;color:#fff;text-decoration:none}.app-brand img{width:48px;height:48px;border-radius:15px}.app-brand span{display:flex;flex-direction:column}.app-brand strong{font-size:1.12rem}.app-brand small{color:#b8c8da}.app-user{display:flex;align-items:center;gap:12px;color:#fff;font-weight:800}.app-user a{color:#ffb160;text-decoration:none}.app-main{padding-top:22px}.app-flashes{padding-top:14px}.app-flash{padding:12px 15px;border-radius:13px;font-weight:750}.app-flash-success{color:#105d43;background:#daf5e9}.app-flash-error{color:#8a1d29;background:#ffe3e6}.app-hero{display:grid;grid-template-columns:1fr 190px;gap:28px;align-items:center;padding:30px;border-radius:30px;color:#fff;background:linear-gradient(145deg,#0b2b53,#1266d4);box-shadow:var(--shadow)}.app-hero h1{font-size:clamp(2rem,5vw,3.6rem);line-height:1;margin:12px 0;letter-spacing:-.045em}.app-hero p{margin:0;color:#dceaff;max-width:700px;font-size:1.02rem;line-height:1.65}.app-hero img{width:190px;height:190px;object-fit:cover;border-radius:50%;box-shadow:0 18px 40px rgba(0,0,0,.3)}.app-badge{display:inline-flex;padding:6px 10px;border-radius:999px;background:#e9f2ff;color:#0d5bb9;font-size:.76rem;font-weight:900}.app-hero .app-badge{color:#fff;background:rgba(255,255,255,.16)}.app-tools{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:18px 0}.app-tool-card{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:15px;padding:18px 20px;border-radius:22px;color:#fff;box-shadow:var(--shadow)}.app-tool-orange{background:linear-gradient(145deg,#d96116,#f4942f)}.app-tool-blue{background:linear-gradient(145deg,#115bbf,#2b8ce1)}.app-tool-icon{display:grid;place-items:center;width:45px;height:45px;border-radius:14px;background:rgba(255,255,255,.16);font-size:1.1rem;font-weight:950}.app-tool-card h2{margin:0 0 3px;font-size:1.15rem}.app-tool-card p{margin:0;color:rgba(255,255,255,.9);font-size:.9rem}.app-small{grid-column:2/-1;font-size:.8rem!important}.app-button-row{display:flex;gap:8px;flex-wrap:wrap}.app-button{border:0;border-radius:13px;padding:10px 15px;min-height:44px;font-weight:850;cursor:pointer}.app-button:disabled{opacity:.55;cursor:not-allowed}.app-button-primary{color:#fff;background:var(--blue)}.app-button-light{color:#0b4d97;background:#fff}.app-button-outline{color:#fff;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.32)}.app-button[hidden]{display:none}.app-refresh{border:1px solid var(--line);background:#fff;border-radius:12px;padding:9px 13px;font-weight:800;cursor:pointer}.chat-card{position:relative;overflow:hidden;margin-top:22px;border-radius:28px;background:#fff;box-shadow:var(--shadow);border:1px solid rgba(220,229,240,.8)}.chat-card-head{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;padding:22px 24px;border-bottom:1px solid var(--line);background:linear-gradient(180deg,#fff,#f8fbff)}.chat-card-head h2{margin:7px 0 3px;font-size:1.8rem}.chat-card-head p{margin:0;color:var(--muted)}.chat-messages{height:min(58vh,620px);min-height:390px;overflow-y:auto;padding:24px;background:linear-gradient(rgba(245,249,253,.93),rgba(245,249,253,.93)),radial-gradient(circle at 20% 10%,#dceaff,transparent 35%);scrollbar-gutter:stable}.chat-row{display:flex;align-items:flex-end;gap:10px;margin:0 0 14px;max-width:82%}.chat-row-own{margin-left:auto;flex-direction:row-reverse}.chat-avatar{flex:0 0 38px;width:38px;height:38px;border-radius:13px;display:grid;place-items:center;color:#fff;background:linear-gradient(145deg,#0d5bb9,#258ce4);font-weight:950;box-shadow:0 7px 18px rgba(18,102,212,.22)}.chat-row-own .chat-avatar{background:linear-gradient(145deg,#d96116,#f4942f)}.chat-bubble{min-width:120px;padding:12px 14px;border-radius:18px 18px 18px 5px;background:#fff;border:1px solid var(--line);box-shadow:0 8px 24px rgba(26,55,88,.08)}.chat-row-own .chat-bubble{border-radius:18px 18px 5px 18px;color:#fff;background:linear-gradient(145deg,#1266d4,#0c56b4);border-color:transparent}.chat-meta{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:6px;font-size:.76rem}.chat-meta strong{color:#0d5bb9}.chat-row-own .chat-meta strong,.chat-row-own .chat-meta time{color:#dceaff}.chat-meta time{color:var(--muted);white-space:nowrap}.chat-bubble p{margin:0;white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.48}.chat-image-link{display:block;margin-top:10px}.chat-image{display:block;max-width:min(420px,100%);max-height:360px;border-radius:13px;object-fit:cover}.chat-empty{height:100%;display:grid;place-content:center;text-align:center;color:var(--muted)}.chat-empty strong{color:var(--text);font-size:1.2rem}.chat-empty p{margin:7px 0}.chat-compose{padding:18px 20px 20px;background:#fff;border-top:1px solid var(--line)}.chat-compose-label{display:block;margin-bottom:7px;font-weight:900}.chat-compose textarea{display:block;width:100%;resize:vertical;min-height:82px;max-height:210px;padding:13px 14px;border:1px solid var(--line);border-radius:15px;background:#fbfdff;color:var(--text);outline:none}.chat-compose textarea:focus{border-color:#5c9ee7;box-shadow:0 0 0 4px rgba(22,104,204,.11)}.chat-compose-actions{display:flex;align-items:center;gap:12px;margin-top:12px}.chat-file-button{display:inline-flex;align-items:center;gap:7px;padding:10px 13px;border-radius:12px;color:#0d5bb9;background:#eaf3ff;font-weight:850;cursor:pointer}.chat-file-button input{position:absolute;opacity:0;pointer-events:none;width:1px;height:1px}.chat-compose-note{flex:1;color:var(--muted);font-size:.8rem}.chat-status{min-height:1.2em;margin:9px 0 0;color:var(--muted);font-size:.85rem;font-weight:750}.chat-status.is-error{color:#a72232}.chat-status.is-success{color:#147351}.chat-image-preview{display:flex;align-items:center;gap:12px;margin-top:10px;padding:10px;border-radius:14px;background:#f0f5fa}.chat-image-preview img{width:86px;height:64px;object-fit:cover;border-radius:10px}.chat-image-preview button{border:0;background:transparent;color:#b02636;font-weight:850;cursor:pointer}.chat-new-indicator{position:absolute;right:22px;bottom:154px;z-index:5;border:0;border-radius:999px;padding:9px 14px;color:#fff;background:var(--orange);font-weight:850;box-shadow:0 10px 25px rgba(239,123,22,.35);cursor:pointer}.chat-new-indicator[hidden]{display:none}.app-bottom-nav{position:fixed;left:50%;bottom:12px;z-index:30;transform:translateX(-50%);width:min(560px,calc(100% - 22px));display:grid;grid-template-columns:repeat(3,1fr);padding:8px;border-radius:19px;background:rgba(7,23,45,.96);box-shadow:0 18px 50px rgba(0,0,0,.3);backdrop-filter:blur(14px)}.app-bottom-nav a{display:flex;flex-direction:column;align-items:center;gap:2px;color:#c9d5e4;text-decoration:none;padding:8px 5px;border-radius:13px;font-size:.72rem;font-weight:800}.app-bottom-nav a:hover{background:rgba(255,255,255,.1);color:#fff}.app-bottom-nav span{color:var(--orange);font-size:.72rem}.app-login-page{min-height:100vh;display:grid;place-items:center;padding:22px;background:radial-gradient(circle at top,#17477f,#07172d 65%)}.app-login-card{width:min(440px,100%);padding:34px;border-radius:28px;background:#fff;box-shadow:0 30px 90px rgba(0,0,0,.38)}.app-login-logo{width:88px;height:88px;border-radius:26px;margin-bottom:18px}.app-login-card h1{margin:10px 0 5px;font-size:2rem;line-height:1}.app-login-card>p{color:var(--muted);line-height:1.55}.app-form{display:grid;gap:15px;margin-top:22px}.app-form label{font-weight:800}.app-form input{display:block;width:100%;margin-top:6px;padding:12px 13px;border:1px solid var(--line);border-radius:13px;background:#fbfdff}.app-back-link{display:inline-block;margin-top:20px;color:var(--blue);font-weight:800;text-decoration:none}
@media(max-width:820px){.app-tool-card{grid-template-columns:auto 1fr}.app-tool-card>.app-button,.app-tool-card>.app-button-row{grid-column:1/-1}.app-small{grid-column:1/-1}.chat-row{max-width:92%}}
@media(max-width:700px){.app-shell{width:min(100% - 18px,1100px)}.app-hero{grid-template-columns:1fr;padding:22px}.app-hero img{width:120px;height:120px;order:-1}.app-tools{grid-template-columns:1fr}.app-nav{min-height:68px}.app-brand small{display:none}.app-user span{font-size:.82rem}.app-main{padding-top:10px}.chat-card{border-radius:22px}.chat-card-head{align-items:flex-start;flex-direction:column;padding:18px}.chat-messages{height:56vh;min-height:360px;padding:15px 12px}.chat-row{max-width:97%;gap:7px}.chat-avatar{width:32px;height:32px;flex-basis:32px;border-radius:10px;font-size:.82rem}.chat-bubble{padding:10px 11px}.chat-meta{gap:10px;font-size:.7rem}.chat-compose{padding:14px 13px 16px}.chat-compose-actions{flex-wrap:wrap}.chat-compose-note{order:3;flex-basis:100%}.chat-compose .app-button{margin-left:auto}.chat-new-indicator{right:14px;bottom:184px}.app-login-card{padding:26px}}