/* ============================================================
   Benzo Chat — Global styles
   ============================================================ */
*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}
[hidden]{display:none!important}

:root{
  --bg:#0a0810;--bg-2:#131019;--bg-3:#1c1825;--bg-4:#262032;
  --border:#2a2338;--text:#f4f2f9;--text-2:#a9a3ba;--text-3:#756f88;
  --accent:#d946ef;--accent-soft:rgba(217,70,239,.12);
  --brand:linear-gradient(135deg,#a78bfa 0%,#ec4899 50%,#f59e0b 100%);
  --danger:#dc2626;--success:#059669;
  --shadow-sm:0 1px 3px rgba(0,0,0,.3);
  --shadow-md:0 4px 14px rgba(0,0,0,.4);
  --shadow-lg:0 16px 40px rgba(0,0,0,.5);
  --shadow-xl:0 32px 70px rgba(0,0,0,.6);
}
html,body{height:100%;overflow-x:hidden}
body{
  background:var(--bg);color:var(--text);
  font-family:'Inter',-apple-system,BlinkMacSystemFont,system-ui,sans-serif;
  line-height:1.5;-webkit-font-smoothing:antialiased;
}
button{font-family:inherit;cursor:pointer;border:0;background:transparent;color:inherit}
input,textarea,select{font-family:inherit;color:inherit}
a{color:var(--accent);text-decoration:none}
img{display:block;max-width:100%}

/* LAYOUT */
.page{min-height:100vh;display:flex;flex-direction:column}
.center-page{
  min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;
  background:
    radial-gradient(circle at 20% 20%, rgba(167,139,250,.18), transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(236,72,153,.14), transparent 50%),
    var(--bg);
}

/* NAV */
.nav{
  position:sticky;top:0;z-index:100;
  background:rgba(19,16,25,.85);backdrop-filter:blur(20px) saturate(180%);
  border-bottom:1px solid rgba(255,255,255,.05);
}
.nav-inner{
  max-width:1200px;margin:0 auto;padding:14px 24px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.brand{display:flex;align-items:center;gap:10px;font-weight:900;letter-spacing:-.02em}
.brand-mark{width:34px;height:34px;flex-shrink:0}
.brand-mark svg{width:100%;height:100%;display:block}
.brand-text{font-size:17px}
.brand-text span{
  background:var(--brand);background-size:200% 200%;
  -webkit-background-clip:text;background-clip:text;color:transparent;
  animation:grad 8s ease infinite;
}
@keyframes grad{0%,100%{background-position:0% 50%}50%{background-position:100% 50%}}
.nav-links{display:flex;gap:6px;align-items:center}
.nav-links a{
  padding:8px 14px;font-size:13px;font-weight:600;
  color:var(--text-2);border-radius:8px;transition:all .15s;
}
.nav-links a:hover{color:var(--text);background:var(--bg-3)}
.nav-links a.cta{
  background:var(--brand);background-size:200% 200%;
  color:#fff;animation:grad 8s ease infinite;
  box-shadow:0 4px 14px rgba(217,70,239,.3);
}

/* BUTTONS */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:11px;font-weight:700;font-size:14px;
  border:1px solid transparent;transition:all .15s;font-family:inherit;
}
.btn-primary{
  background:var(--brand);background-size:200% 200%;
  color:#fff;animation:grad 10s ease infinite;
  box-shadow:0 6px 20px rgba(217,70,239,.35);
}
.btn-primary:hover{transform:translateY(-1px);filter:brightness(1.08)}
.btn-ghost{background:var(--bg-3);color:var(--text);border-color:var(--border)}
.btn-ghost:hover{background:var(--bg-4);border-color:var(--accent)}
.btn-danger{background:var(--danger);color:#fff}
.btn-block{width:100%}
.btn:disabled{opacity:.5;cursor:not-allowed;transform:none!important}

/* FORMS */
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}
.field label{font-size:12px;font-weight:700;color:var(--text-2)}
.field input, .field textarea, .field select{
  width:100%;padding:13px 15px;background:var(--bg-3);
  border:1px solid var(--border);border-radius:11px;font-size:14px;
  transition:all .15s;color:var(--text);
}
.field input:focus, .field textarea:focus, .field select:focus{
  outline:0;border-color:var(--accent);
  box-shadow:0 0 0 3px var(--accent-soft);
}
.field .hint{font-size:11.5px;color:var(--text-3);margin-top:2px}

/* CARDS */
.card{
  width:100%;max-width:440px;background:var(--bg-2);
  border-radius:22px;padding:36px 32px;
  box-shadow:var(--shadow-xl);border:1px solid var(--border);
}
.card-head{text-align:center;margin-bottom:26px}
.card-logo{width:64px;height:64px;margin:0 auto 14px}
.card-logo svg{width:100%;height:100%;display:block}
.card h1{font-size:26px;font-weight:900;letter-spacing:-.03em;margin-bottom:6px;text-align:center}
.card .sub{color:var(--text-2);font-size:14px;text-align:center;margin-bottom:24px}

.auth-tabs{display:flex;gap:4px;background:var(--bg-3);padding:4px;border-radius:12px;margin-bottom:22px}
.auth-tab{
  flex:1;padding:10px;border-radius:9px;font-size:13.5px;font-weight:700;
  color:var(--text-3);transition:all .15s;
}
.auth-tab.active{background:var(--brand);color:#fff;box-shadow:0 4px 12px rgba(217,70,239,.28)}

.msg-error, .msg-success{
  padding:11px 14px;border-radius:10px;font-size:13px;font-weight:600;
  margin-bottom:14px;display:none;
}
.msg-error{background:rgba(220,38,38,.1);color:#f87171}
.msg-success{background:rgba(5,150,105,.12);color:#34d399}
.msg-error.show, .msg-success.show{display:block}

.link-center{text-align:center;margin-top:20px;font-size:13px;color:var(--text-3)}
.link-center a{font-weight:700}

/* APP SHELL */
.chat-app{display:grid;grid-template-columns:360px 1fr;height:100vh;background:var(--bg-2)}
.chat-sidebar{display:flex;flex-direction:column;border-right:1px solid var(--border);background:var(--bg-2);min-width:0}
.chat-sidebar-head{
  padding:16px 20px;border-bottom:1px solid var(--border);
  display:flex;justify-content:space-between;align-items:center;gap:12px;
}
.chat-sidebar-head h2{font-size:19px;font-weight:900;letter-spacing:-.02em}
.sb-actions{display:flex;gap:6px;position:relative}
.icon-btn{
  width:36px;height:36px;border-radius:10px;background:var(--bg-3);
  border:1px solid var(--border);color:var(--text-2);font-size:15px;
  display:flex;align-items:center;justify-content:center;transition:all .15s;
  text-decoration:none;position:relative;
}
.icon-btn:hover{background:var(--bg-4);color:var(--accent)}
.icon-btn.brand{background:var(--brand);color:#fff;border-color:transparent;font-size:20px;font-weight:800}
.icon-btn.brand:hover{filter:brightness(1.1)}

.chat-search{padding:12px 16px;border-bottom:1px solid var(--border)}
.chat-search input{
  width:100%;padding:11px 14px;background:var(--bg-3);
  border:1px solid var(--border);border-radius:11px;font-size:13.5px;
}
.chat-search input:focus{outline:0;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}

.chat-conv-list{flex:1;overflow-y:auto;padding:6px;min-height:0}
.chat-conv-list::-webkit-scrollbar{width:6px}
.chat-conv-list::-webkit-scrollbar-thumb{background:var(--border);border-radius:6px}

.empty-state{padding:60px 24px;text-align:center;color:var(--text-3);font-size:13px;line-height:1.6}
.empty-state .ei{font-size:48px;opacity:.3;margin-bottom:14px}

.conv-item{display:flex;gap:12px;padding:12px 14px;border-radius:12px;cursor:pointer;transition:background .12s;align-items:center}
.conv-item:hover{background:var(--bg-3)}
.conv-item.active{background:var(--accent-soft)}
.av{
  width:50px;height:50px;border-radius:50%;background:var(--brand);
  display:flex;align-items:center;justify-content:center;color:#fff;
  font-weight:800;font-size:17px;flex-shrink:0;position:relative;overflow:hidden;
}
.av img{width:100%;height:100%;object-fit:cover}
.av .dot{position:absolute;bottom:0;right:0;width:14px;height:14px;background:#10b981;border:2.5px solid var(--bg-2);border-radius:50%}
.conv-info{flex:1;min-width:0}
.conv-name{font-size:14px;font-weight:800;margin-bottom:3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.conv-preview{font-size:12.5px;color:var(--text-3);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-weight:500}
.conv-preview strong{color:var(--text-2)}
.conv-meta{display:flex;flex-direction:column;align-items:flex-end;gap:4px;flex-shrink:0}
.conv-time{font-size:10.5px;color:var(--text-3);font-weight:700}
.conv-badge{background:var(--accent);color:#fff;font-size:10.5px;font-weight:800;padding:2px 8px;border-radius:100px;min-width:20px;text-align:center}

.chat-main{display:flex;flex-direction:column;background:var(--bg);min-width:0;position:relative}
.chat-main-empty{flex:1;display:flex;align-items:center;justify-content:center;flex-direction:column;text-align:center;padding:40px;color:var(--text-3)}
.chat-main-empty .ei{font-size:72px;opacity:.2;margin-bottom:20px}
.chat-main-empty h3{font-size:22px;font-weight:900;color:var(--text-2);margin-bottom:10px}

.chat-main-active{display:flex;flex-direction:column;height:100%;width:100%}
.chat-header{padding:14px 22px;border-bottom:1px solid var(--border);background:var(--bg-2);display:flex;align-items:center;gap:12px;flex-shrink:0}
.back-btn{width:36px;height:36px;border-radius:10px;color:var(--text-2);font-size:20px;display:none;align-items:center;justify-content:center}
.back-btn:hover{background:var(--bg-3)}
.ch-info{flex:1;min-width:0}
.ch-name{font-size:15px;font-weight:800;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ch-status{font-size:12px;color:var(--text-3);margin-top:2px;font-weight:600}
.ch-status.online{color:#10b981}
.ch-call-btn{
  width:44px;height:44px;border-radius:50%;background:var(--brand);
  color:#fff;font-size:18px;display:flex;align-items:center;justify-content:center;
  flex-shrink:0;transition:all .15s;box-shadow:0 4px 12px rgba(217,70,239,.28);
}
.ch-call-btn:hover:not(:disabled){transform:scale(1.06)}
.ch-call-btn:disabled{opacity:.3;cursor:not-allowed;box-shadow:none}

.chat-messages{flex:1;overflow-y:auto;padding:20px 24px 12px;display:flex;flex-direction:column;gap:4px;min-height:0}
.chat-messages::-webkit-scrollbar{width:8px}
.chat-messages::-webkit-scrollbar-thumb{background:var(--border);border-radius:8px}

.msg-day{text-align:center;font-size:11.5px;color:var(--text-3);font-weight:800;padding:6px 14px;background:var(--bg-3);border-radius:100px;margin:14px auto 6px;width:fit-content}
.msg-row{display:flex;gap:8px;max-width:72%;align-items:flex-end}
.msg-row.own{margin-left:auto;flex-direction:row-reverse}
.msg-row.not-first .msg-av{visibility:hidden}
.msg-av{width:30px;height:30px;border-radius:50%;background:var(--brand);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:11px;flex-shrink:0;overflow:hidden}
.msg-av img{width:100%;height:100%;object-fit:cover}
.msg-row.own .msg-av{display:none}
.msg-bubble{padding:10px 15px;border-radius:18px;background:var(--bg-2);border:1px solid var(--border);font-size:14.5px;line-height:1.5;color:var(--text);word-break:break-word;white-space:pre-wrap}
.msg-row.own .msg-bubble{background:var(--brand);color:#fff;border-color:transparent}
.msg-time{font-size:10.5px;color:var(--text-3);font-weight:700;padding:0 4px;align-self:flex-end;white-space:nowrap}

.chat-input-wrap{padding:12px 20px 18px;border-top:1px solid var(--border);background:var(--bg-2);flex-shrink:0}
.chat-input-row{display:flex;gap:10px;align-items:flex-end}
.chat-input-row textarea{flex:1;min-height:46px;max-height:160px;padding:13px 16px;background:var(--bg-3);border:1px solid var(--border);border-radius:23px;font-size:14.5px;resize:none;line-height:1.4;transition:all .15s}
.chat-input-row textarea:focus{outline:0;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
.chat-send-btn{width:46px;height:46px;border-radius:50%;background:var(--brand);color:#fff;font-size:18px;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:all .15s;box-shadow:0 4px 12px rgba(217,70,239,.28)}
.chat-send-btn:hover:not(:disabled){transform:scale(1.06)}
.chat-send-btn:disabled{opacity:.35;cursor:not-allowed;transform:none}

/* REQUESTS */
.requests-wrap{max-width:720px;margin:0 auto;padding:32px 20px 80px;width:100%}
.requests-head{margin-bottom:26px}
.requests-head h1{font-size:clamp(26px,4vw,34px);font-weight:900;letter-spacing:-.03em;margin-bottom:6px}
.requests-head p{color:var(--text-2);font-size:14px}

.request-card{
  display:flex;gap:16px;padding:18px 20px;background:var(--bg-2);
  border:1px solid var(--border);border-radius:16px;align-items:center;
  margin-bottom:12px;transition:all .15s;
}
.request-card:hover{border-color:var(--accent);transform:translateY(-1px)}
.request-card .av{width:56px;height:56px;font-size:19px}
.rc-info{flex:1;min-width:0}
.rc-name{font-size:15px;font-weight:800;margin-bottom:3px}
.rc-msg{font-size:13px;color:var(--text-3);line-height:1.5;margin-top:4px;overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.rc-meta{font-size:11px;color:var(--text-3);margin-top:6px;font-weight:600}
.rc-actions{display:flex;gap:6px;flex-shrink:0;flex-wrap:wrap}
.rc-btn{padding:8px 14px;border-radius:9px;font-size:12px;font-weight:700;transition:all .15s;font-family:inherit}
.rc-accept{background:var(--success);color:#fff}
.rc-accept:hover{filter:brightness(1.1)}
.rc-reject{background:var(--bg-3);color:var(--danger);border:1px solid var(--border)}
.rc-reject:hover{background:rgba(220,38,38,.1);border-color:var(--danger)}

/* SETTINGS */
.settings-wrap{max-width:720px;margin:0 auto;padding:32px 20px 80px;width:100%}
.settings-head{margin-bottom:26px}
.settings-head h1{font-size:clamp(26px,4vw,34px);font-weight:900;letter-spacing:-.03em;margin-bottom:6px}
.settings-head p{color:var(--text-2);font-size:14px}
.setting-panel{background:var(--bg-2);border:1px solid var(--border);border-radius:16px;padding:24px;margin-bottom:16px}
.setting-panel h2{font-size:15px;font-weight:800;margin-bottom:6px;display:flex;align-items:center;gap:8px}
.setting-panel .desc{font-size:13px;color:var(--text-3);line-height:1.6;margin-bottom:18px}
.setting-panel.danger{border-color:rgba(220,38,38,.3)}
.setting-panel.danger h2{color:var(--danger)}

.profile-row{display:flex;align-items:center;gap:14px;padding:14px;background:var(--bg-3);border-radius:12px;margin-bottom:18px}
.profile-row .av{width:60px;height:60px;font-size:22px}
.profile-row .pr-name{font-size:16px;font-weight:800}
.profile-row .pr-email{font-size:12.5px;color:var(--text-3);margin-top:3px;word-break:break-all}

/* MODAL */
.modal{position:fixed;inset:0;background:rgba(10,8,16,.7);backdrop-filter:blur(6px);z-index:2000;display:flex;align-items:center;justify-content:center;padding:16px}
.modal-box{background:var(--bg-2);border-radius:18px;width:100%;max-width:520px;max-height:80vh;display:flex;flex-direction:column;overflow:hidden;box-shadow:var(--shadow-xl);border:1px solid var(--border)}
.modal-head{padding:18px 22px;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center}
.modal-head h3{font-size:17px;font-weight:900}
.modal-close{width:32px;height:32px;border-radius:50%;background:var(--bg-3);color:var(--text-2);font-size:15px;display:flex;align-items:center;justify-content:center}
.modal-close:hover{background:var(--bg-4)}
.modal-body{padding:18px 22px;overflow-y:auto;flex:1}

.user-result{display:flex;gap:12px;padding:12px;border-radius:12px;cursor:pointer;align-items:center;transition:background .12s}
.user-result:hover{background:var(--bg-3)}
.ur-info{flex:1;min-width:0}
.ur-name{font-size:14px;font-weight:800;margin-bottom:2px}
.ur-email{font-size:12px;color:var(--text-3);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.ur-role{font-size:10px;font-weight:800;padding:3px 9px;border-radius:100px;background:var(--accent-soft);color:var(--accent);text-transform:uppercase;letter-spacing:.4px}

/* CALL OVERLAYS */
.call-overlay{position:fixed;inset:0;z-index:3000;background:linear-gradient(135deg, rgba(15,10,31,.96), rgba(76,29,149,.96));backdrop-filter:blur(24px);display:flex;align-items:center;justify-content:center;padding:24px}
.call-card{text-align:center;color:#fff;max-width:420px;width:100%}
.call-av{width:130px;height:130px;border-radius:50%;background:var(--brand);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:900;font-size:48px;margin:0 auto 26px;overflow:hidden;animation:pulseCall 1.6s ease-in-out infinite}
@keyframes pulseCall{0%,100%{box-shadow:0 0 0 0 rgba(236,72,153,.7)}50%{box-shadow:0 0 0 28px rgba(236,72,153,0)}}
.call-av img{width:100%;height:100%;object-fit:cover}
.call-name{font-size:28px;font-weight:900;letter-spacing:-.03em;margin-bottom:8px}
.call-sub{font-size:15px;opacity:.85;margin-bottom:44px}
.call-actions{display:flex;gap:36px;justify-content:center}
.call-btn{width:72px;height:72px;border-radius:50%;font-size:28px;display:flex;align-items:center;justify-content:center;transition:transform .15s;box-shadow:0 10px 30px rgba(0,0,0,.35)}
.call-btn:hover{transform:scale(1.08)}
.call-reject{background:#dc2626;color:#fff}
.call-accept{background:#10b981;color:#fff;animation:pulseAccept 1.4s ease-in-out infinite}
@keyframes pulseAccept{0%,100%{box-shadow:0 10px 30px rgba(16,185,129,.4)}50%{box-shadow:0 10px 30px rgba(16,185,129,.95)}}

.active-call{position:fixed;top:16px;left:50%;transform:translateX(-50%);background:linear-gradient(135deg,#0f0a1f,#4c1d95);color:#fff;border-radius:100px;padding:10px 14px 10px 10px;display:flex;align-items:center;gap:14px;z-index:2500;box-shadow:0 12px 40px rgba(0,0,0,.5);border:1px solid rgba(255,255,255,.1)}
.acb-av{width:42px;height:42px;border-radius:50%;background:var(--brand);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:16px;flex-shrink:0;overflow:hidden}
.acb-info{min-width:0;max-width:200px}
.acb-name{font-size:14px;font-weight:800;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.acb-timer{font-size:11.5px;opacity:.8;font-weight:600;font-variant-numeric:tabular-nums}
.acb-actions{display:flex;gap:6px}
.acb-btn{width:42px;height:42px;border-radius:50%;background:rgba(255,255,255,.15);color:#fff;font-size:17px;display:flex;align-items:center;justify-content:center;transition:all .15s}
.acb-btn:hover{background:rgba(255,255,255,.25)}
.acb-btn.active{background:rgba(220,38,38,.35)}
.acb-end{background:#dc2626}
.acb-end:hover{background:#b91c1c}

/* TOAST */
.toast{position:fixed;bottom:30px;left:50%;transform:translateX(-50%) translateY(20px);padding:12px 22px;background:var(--text);color:var(--bg);border-radius:100px;font-size:13.5px;font-weight:600;box-shadow:var(--shadow-xl);z-index:5000;opacity:0;pointer-events:none;transition:all .3s;max-width:90vw;text-align:center}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.toast.success{background:var(--success);color:#fff}
.toast.error{background:var(--danger);color:#fff}

/* LANDING */
.hero{padding:80px 20px 60px;text-align:center;position:relative;overflow:hidden}
.hero::before, .hero::after{content:"";position:absolute;border-radius:50%;filter:blur(120px);opacity:.4;pointer-events:none}
.hero::before{width:600px;height:600px;background:radial-gradient(circle,#a78bfa,transparent 70%);top:-100px;left:-100px;animation:float 8s ease-in-out infinite}
.hero::after{width:500px;height:500px;background:radial-gradient(circle,#ec4899,transparent 70%);bottom:-100px;right:-100px;animation:float 10s ease-in-out infinite reverse}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-20px)}}
.hero-inner{position:relative;z-index:1;max-width:900px;margin:0 auto}
.hero-logo{width:96px;height:96px;margin:0 auto 26px;animation:float 4s ease-in-out infinite}
.hero-logo svg{width:100%;height:100%;display:block;filter:drop-shadow(0 20px 40px rgba(167,139,250,.5))}
.hero h1{font-size:clamp(38px,7vw,80px);font-weight:900;letter-spacing:-.05em;line-height:1;margin-bottom:22px}
.hero h1 span{background:var(--brand);background-size:200% 200%;-webkit-background-clip:text;background-clip:text;color:transparent;animation:grad 8s ease infinite}
.hero p{font-size:clamp(15px,2vw,19px);color:var(--text-2);max-width:620px;margin:0 auto 40px;line-height:1.7}
.hero-cta{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-bottom:70px}
.btn-hero{padding:16px 32px;font-size:15px;font-weight:800}

.features{max-width:1100px;margin:0 auto;padding:60px 20px}
.features h2{text-align:center;font-size:clamp(26px,4vw,40px);font-weight:900;letter-spacing:-.03em;margin-bottom:14px}
.features > p{text-align:center;color:var(--text-2);font-size:16px;max-width:600px;margin:0 auto 50px;line-height:1.6}
.feat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:18px}
.feat{padding:26px;background:var(--bg-2);border:1px solid var(--border);border-radius:18px;transition:all .25s}
.feat:hover{border-color:var(--accent);transform:translateY(-3px);box-shadow:var(--shadow-md)}
.feat .fi{width:46px;height:46px;border-radius:13px;background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;font-size:22px;margin-bottom:14px}
.feat h3{font-size:16px;font-weight:800;margin-bottom:6px}
.feat p{font-size:13.5px;color:var(--text-2);line-height:1.65}

.footer{border-top:1px solid var(--border);background:var(--bg-2);padding:40px 20px 30px;margin-top:60px;text-align:center;color:var(--text-3);font-size:13px}
.footer .brand{justify-content:center;margin-bottom:12px}

/* MOBILE */
@media (max-width: 768px){
  .nav-inner{padding:12px 16px}
  .nav-links a:not(.cta){display:none}
  .card{padding:28px 22px}
  .chat-app{grid-template-columns:1fr;position:relative}
  .chat-main{position:absolute;inset:0;z-index:5;transform:translateX(100%);transition:transform .28s cubic-bezier(.32,.72,0,1);background:var(--bg)}
  .chat-app.chat-open .chat-main{transform:translateX(0)}
  .chat-header .back-btn{display:flex}
  .chat-messages{padding:16px}
  .msg-row{max-width:85%}
  .chat-input-wrap{padding:10px 14px 16px}
  .active-call{top:8px;padding:8px 12px 8px 8px;gap:10px}
  .acb-info{max-width:110px}
  .call-av{width:110px;height:110px;font-size:42px}
  .call-name{font-size:24px}
  .call-btn{width:64px;height:64px;font-size:24px}
  .request-card{flex-direction:column;align-items:stretch}
  .rc-actions .rc-btn{flex:1}
  .modal{padding:0;align-items:flex-end}
  .modal-box{border-radius:18px 18px 0 0;max-width:100%;padding-bottom:env(safe-area-inset-bottom,0px)}
}