/* ═══ CALL MODAL ═══ */
#callOverlay{position:fixed;inset:0;background:linear-gradient(160deg,rgba(8,8,8,.97),rgba(15,10,25,.97));display:none;align-items:center;justify-content:center;z-index:var(--z-popover);padding:var(--sp-5);backdrop-filter:blur(30px);-webkit-backdrop-filter:blur(30px)}
#callOverlay.open{display:flex}
#callOverlay::before{content:'';position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(ellipse at 50% 30%,rgba(61,168,122,.08) 0%,transparent 50%),radial-gradient(ellipse at 30% 70%,rgba(80,100,224,.06) 0%,transparent 50%);pointer-events:none;animation:callBgShift 8s ease-in-out infinite alternate}
@keyframes callBgShift{0%{transform:translate(0,0)}100%{transform:translate(2%,-2%)}}
#callCard{width:min(400px,92%);background:linear-gradient(165deg,rgba(30,30,40,.95),rgba(18,18,24,.98));border:1px solid var(--border);border-radius:var(--r-2xl);overflow:hidden;animation:callIn .4s var(--ease-out);box-shadow:var(--shadow-xl),var(--shadow-inset)}
.call-card-top{padding:var(--sp-4) var(--sp-5);display:flex;align-items:center;justify-content:space-between;background:var(--surface-0);border-bottom:1px solid var(--border2);font-size:var(--text-sm);font-weight:var(--weight-bold);color:var(--muted);letter-spacing:.8px;text-transform:uppercase}
.call-card-close{background:var(--surface-1);border:1px solid var(--border2);color:var(--muted);font-size:var(--text-md);cursor:pointer;width:30px;height:30px;border-radius:var(--r-full);display:flex;align-items:center;justify-content:center;transition:background var(--dur-fast),color var(--dur-fast),transform var(--dur-fast),box-shadow var(--dur-fast)}
.call-card-close:hover,.call-card-close:active{background:var(--surface-3);color:var(--text)}
.call-card-body{padding:36px var(--sp-7) var(--sp-7);display:flex;flex-direction:column;align-items:center;gap:var(--sp-2)}
#callAvatarWrap{width:110px;height:110px;border-radius:var(--r-full);background:linear-gradient(135deg,#1a1a2e,#16213e);border:3px solid var(--border);display:flex;align-items:center;justify-content:center;font-size:40px;font-weight:var(--weight-bold);margin-bottom:var(--sp-4);overflow:hidden;position:relative;flex-shrink:0;box-shadow:0 0 0 8px var(--primary-dim),0 0 0 16px rgba(61,168,122,.03),var(--shadow-xl);color:var(--text-secondary)}
#callAvatarWrap img{width:100%;height:100%;object-fit:cover;border-radius:var(--r-full);position:absolute;inset:0}
#callPersonName{font-size:var(--text-2xl);font-weight:var(--weight-extra);color:var(--text);letter-spacing:-.4px;margin-top:var(--sp-1)}
#callTimerDisplay{font-size:var(--text-xl);color:var(--primary);font-variant-numeric:tabular-nums;font-weight:var(--weight-bold);margin-bottom:var(--sp-1);text-shadow:0 0 20px var(--primary-glow)}
#callStatus{font-size:var(--text-base);color:var(--muted);margin-bottom:var(--sp-1);letter-spacing:.5px}
.call-actions{display:flex;justify-content:center;gap:var(--sp-6);margin:var(--sp-6) 0 var(--sp-5)}
.call-act{display:flex;flex-direction:column;align-items:center;gap:var(--sp-px);cursor:pointer}
.call-act-icon{width:56px;height:56px;border-radius:var(--r-full);background:var(--surface-2);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;font-size:21px;transition:background var(--dur-fast),color var(--dur-fast),transform var(--dur-fast),box-shadow var(--dur-fast);color:var(--text-secondary)}
.call-act-icon svg{width:22px;height:22px}
.call-act:hover .call-act-icon{background:var(--surface-3);border-color:var(--border-hover);transform:translateY(-2px)}
.call-act:active .call-act-icon{background:var(--surface-active);transform:scale(.93)}
.call-act-icon.active{background:var(--primary-dim);border-color:var(--primary-glow);box-shadow:0 0 16px var(--primary-dim)}
.call-act-label{font-size:var(--text-2xs);font-weight:var(--weight-semi);color:var(--muted);letter-spacing:.5px;text-transform:uppercase}
.call-bottom{display:flex;justify-content:center;gap:var(--sp-6);padding-top:var(--sp-2);align-items:center}
.call-end-btn{width:62px;height:62px;border-radius:var(--r-full);background:linear-gradient(135deg,var(--error),#c02020);border:none;color:#fff;font-size:22px;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 28px rgba(224,80,80,.4),0 0 0 4px rgba(224,80,80,.12);transition:background var(--dur-fast),color var(--dur-fast),transform var(--dur-fast),box-shadow var(--dur-fast)}
.call-end-btn:hover{box-shadow:0 10px 36px rgba(224,80,80,.55),0 0 0 6px rgba(224,80,80,.15);transform:scale(1.05)}
.call-end-btn:active{transform:scale(.92)}
.call-min-btn{width:46px;height:46px;border-radius:var(--r-full);background:var(--surface-1);border:1px solid var(--border);color:var(--muted);font-size:18px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background var(--dur-fast),color var(--dur-fast),transform var(--dur-fast),box-shadow var(--dur-fast)}
.call-min-btn:hover{background:var(--surface-3);color:var(--text);transform:translateY(-1px)}
.call-min-btn:active{background:var(--surface-active)}

/* Connection state indicator */
.call-state{display:flex;align-items:center;gap:var(--sp-2);font-size:var(--text-sm);color:var(--muted);letter-spacing:.5px;margin-bottom:var(--sp-2)}
.call-state-dot{width:8px;height:8px;border-radius:var(--r-full);background:var(--warning);animation:callStatePulse 1.5s ease-in-out infinite;flex-shrink:0}
.call-state.connected .call-state-dot{background:var(--success);animation:none}
.call-state.failed .call-state-dot{background:var(--error);animation:none}
@keyframes callStatePulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.3;transform:scale(.7)}}

/* Video wrap in call */
#callVideoWrap{position:relative;width:100%;border-radius:var(--r-lg);overflow:hidden;margin-bottom:var(--sp-3);background:var(--bg)}
#callRemoteVideo{width:100%;max-height:260px;object-fit:cover;display:block;background:var(--bg)}
#callLocalVideo{position:absolute;bottom:var(--sp-3);right:var(--sp-3);width:110px;height:82px;object-fit:cover;border-radius:var(--r-md);border:2px solid var(--border-hover);background:var(--bg);z-index:var(--z-base);box-shadow:var(--shadow-md)}
#callCard.video-mode{width:min(520px,100%)}

/* GC video grid */
#gcVideoGrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:var(--sp-2);width:100%;margin-bottom:var(--sp-3)}
.gc-vid-tile{position:relative;border-radius:var(--r-lg);overflow:hidden;background:var(--bg4);border:1px solid var(--border);aspect-ratio:4/3;display:flex;align-items:center;justify-content:center}
.gc-vid-tile video{width:100%;height:100%;object-fit:cover}
.gc-vid-tile .gc-tile-av{width:48px;height:48px;border-radius:var(--r-full);background:var(--bg5);display:flex;align-items:center;justify-content:center;font-weight:var(--weight-bold);font-size:var(--text-lg);border:1px solid var(--border);overflow:hidden}
.gc-vid-tile .gc-tile-av img{width:100%;height:100%;object-fit:cover;border-radius:var(--r-full)}
.gc-tile-name{position:absolute;bottom:var(--sp-1);left:var(--sp-2);font-size:var(--text-2xs);font-weight:var(--weight-semi);color:#fff;background:rgba(0,0,0,.55);padding:2px var(--sp-2);border-radius:var(--r-xs);backdrop-filter:blur(4px)}
.gc-vid-tile.speaking{border-color:var(--primary-glow);box-shadow:0 0 12px var(--primary-dim)}
.gc-vid-tile.gc-tile-self{border-color:rgba(88,101,242,.3)}

/* Ringing pulse on avatar */
@keyframes callPulse{0%{box-shadow:0 0 0 0 var(--primary-glow)}70%{box-shadow:0 0 0 20px rgba(61,168,122,0)}100%{box-shadow:0 0 0 0 rgba(61,168,122,0)}}
#callAvatarWrap.ringing{animation:callPulse 2s ease-out infinite}
#callAvatarWrap.ringing::before{content:'';position:absolute;inset:-8px;border-radius:var(--r-full);border:2px solid var(--primary-glow);animation:callRingExpand 2s ease-out infinite;pointer-events:none}
#callAvatarWrap.ringing::after{content:'';position:absolute;inset:-16px;border-radius:var(--r-full);border:1.5px solid var(--primary-dim);animation:callRingExpand 2s ease-out .4s infinite;pointer-events:none}
@keyframes callRingExpand{0%{transform:scale(.9);opacity:.8}100%{transform:scale(1.6);opacity:0}}

/* Light mode */
[data-theme="light"] #callOverlay{background:linear-gradient(160deg,rgba(245,245,250,.97),rgba(240,242,248,.97))}
[data-theme="light"] #callOverlay::before{background:radial-gradient(ellipse at 50% 30%,rgba(61,168,122,.06) 0%,transparent 50%)}
[data-theme="light"] #callCard{background:linear-gradient(165deg,var(--bg2),#f8f9fc);border-color:var(--border);box-shadow:var(--shadow-xl),var(--shadow-inset)}
[data-theme="light"] .call-card-top{background:var(--surface-0);border-bottom-color:var(--border2);color:var(--muted)}
[data-theme="light"] .call-card-close{background:var(--surface-1);border-color:var(--border2);color:var(--muted)}
[data-theme="light"] #callAvatarWrap{background:linear-gradient(135deg,#e8eef0,#dde5ea);border-color:var(--border);box-shadow:0 0 0 8px var(--primary-dim),0 0 0 16px rgba(61,168,122,.02),var(--shadow-md);color:var(--muted)}
[data-theme="light"] #callPersonName{color:var(--text)}
[data-theme="light"] #callTimerDisplay{color:var(--up);text-shadow:none}
[data-theme="light"] #callStatus{color:var(--muted)}
[data-theme="light"] .call-act-icon{background:var(--surface-1);border-color:var(--border)}
[data-theme="light"] .call-act-icon.active{background:rgba(61,168,122,.1);border-color:rgba(61,168,122,.3)}
[data-theme="light"] .call-act-label{color:var(--muted)}
[data-theme="light"] .call-min-btn{background:var(--surface-1);border-color:var(--border);color:var(--muted)}

/* ═══ INCOMING CALL OVERLAY ═══ */
#incomingCallOverlay{position:fixed;inset:0;background:linear-gradient(160deg,#060d08 0%,#0a0e14 40%,#0d1210 100%);display:none;align-items:center;justify-content:center;z-index:var(--z-call-in);backdrop-filter:blur(24px);animation:fadeUp var(--dur-slow)}
#incomingCallOverlay.open{display:flex}
#incomingCallOverlay::before{content:'';position:absolute;top:20%;left:50%;transform:translateX(-50%);width:400px;height:400px;background:radial-gradient(circle,rgba(61,168,122,.12) 0%,rgba(61,168,122,.03) 40%,transparent 70%);pointer-events:none;animation:icGlow 3s ease-in-out infinite alternate}
#incomingCallOverlay::after{content:'';position:absolute;bottom:25%;left:50%;transform:translateX(-50%);width:500px;height:200px;background:radial-gradient(ellipse,rgba(61,168,122,.06) 0%,transparent 70%);pointer-events:none}
@keyframes icGlow{0%{opacity:.5;transform:translateX(-50%) scale(1)}100%{opacity:1;transform:translateX(-50%) scale(1.2)}}
#incomingCallCard{display:flex;flex-direction:column;align-items:center;padding:0 var(--sp-10);animation:callIn .5s var(--ease-out);position:relative;gap:0}
.ic-top-label{font-size:var(--text-xs);font-weight:var(--weight-semi);color:rgba(61,168,122,.7);letter-spacing:2.5px;text-transform:uppercase;margin-bottom:var(--sp-8)}
.ic-avatar-area{position:relative;width:160px;height:160px;display:flex;align-items:center;justify-content:center;margin-bottom:24px}
.ic-pulse-ring{position:absolute;inset:0;border-radius:var(--r-full);border:1.5px solid rgba(61,168,122,.25);animation:icPulse 3s ease-out infinite;pointer-events:none}
.ic-pulse-ring::before{display:none}
.ic-pulse-2{animation-delay:.8s}
.ic-pulse-3{animation-delay:1.6s}
@keyframes icPulse{0%{transform:scale(.75);opacity:.7}100%{transform:scale(2);opacity:0}}
#icAvatar{width:120px;height:120px;border-radius:var(--r-full);background:linear-gradient(135deg,#1a2a1e,#162030);border:3px solid rgba(61,168,122,.4);display:flex;align-items:center;justify-content:center;font-size:42px;font-weight:var(--weight-bold);overflow:hidden;position:relative;box-shadow:0 0 0 6px rgba(61,168,122,.08),0 0 80px rgba(61,168,122,.15);color:var(--text-secondary);z-index:1}
#icAvatar img{width:100%;height:100%;object-fit:cover;border-radius:var(--r-full);position:absolute;inset:0}
#icCallerName{font-size:var(--text-3xl);font-weight:var(--weight-extra);color:var(--text);letter-spacing:-.3px;margin-bottom:var(--sp-px)}
#icCallType{font-size:var(--text-sm);color:rgba(255,255,255,.35);margin-bottom:var(--sp-12);letter-spacing:1.5px;text-transform:uppercase;font-weight:var(--weight-medium)}
.ic-actions{display:flex;gap:64px;align-items:center}
.ic-btn{display:flex;flex-direction:column;align-items:center;gap:10px;border:none;cursor:pointer;background:none;font-family:var(--font);-webkit-tap-highlight-color:transparent}
.ic-btn span:first-child{width:68px;height:68px;border-radius:var(--r-full);display:flex;align-items:center;justify-content:center;transition:transform var(--dur-normal) var(--ease-out),background var(--dur-fast)}
.ic-btn:hover span:first-child{transform:scale(1.08)}
.ic-btn:active span:first-child{transform:scale(.92)}
.ic-decline span:first-child{background:linear-gradient(135deg,#e04040,#c02828);box-shadow:0 4px 20px rgba(224,64,64,.4),0 0 0 1px rgba(224,64,64,.15) inset;transform:rotate(135deg)}
.ic-decline:hover span:first-child{box-shadow:0 6px 28px rgba(224,64,64,.5);transform:rotate(135deg) scale(1.08)}
.ic-decline:active span:first-child{transform:rotate(135deg) scale(.92)}
.ic-accept span:first-child{background:linear-gradient(135deg,#3da87a,#2a9060);box-shadow:0 4px 20px rgba(61,168,122,.4),0 0 0 1px rgba(61,168,122,.15) inset;animation:icAcceptPulse 2s ease-in-out infinite}
.ic-accept:hover span:first-child{box-shadow:0 6px 28px rgba(61,168,122,.55);transform:scale(1.08)}
@keyframes icAcceptPulse{0%,100%{box-shadow:0 4px 20px rgba(61,168,122,.4),0 0 0 1px rgba(61,168,122,.15) inset}50%{box-shadow:0 4px 30px rgba(61,168,122,.6),0 0 0 1px rgba(61,168,122,.25) inset}}
.ic-btn-label{font-size:var(--text-xs);font-weight:var(--weight-semi);color:rgba(255,255,255,.4);letter-spacing:.8px;text-transform:uppercase}
.ic-decline .ic-btn-label{color:rgba(224,100,100,.7)}
.ic-accept .ic-btn-label{color:rgba(61,168,122,.7)}
[data-theme="light"] #incomingCallOverlay{background:linear-gradient(160deg,rgba(245,250,247,.98),rgba(240,244,248,.98))}
[data-theme="light"] #incomingCallOverlay::before{background:radial-gradient(circle,rgba(61,168,122,.08) 0%,transparent 70%)}
[data-theme="light"] #icAvatar{background:linear-gradient(135deg,#e8f4ec,#e0eaef);border-color:rgba(61,168,122,.2);box-shadow:0 0 0 6px rgba(61,168,122,.05),0 0 60px rgba(61,168,122,.08);color:var(--muted)}
[data-theme="light"] #icCallerName{color:var(--text)}
[data-theme="light"] #icCallType{color:var(--muted)}
[data-theme="light"] .ic-top-label{color:rgba(61,168,122,.6)}
[data-theme="light"] .ic-btn-label{color:var(--muted)}
[data-theme="light"] .ic-decline .ic-btn-label{color:rgba(200,60,60,.6)}
[data-theme="light"] .ic-accept .ic-btn-label{color:rgba(40,130,80,.6)}
[data-theme="light"] .ic-pulse-ring{border-color:rgba(61,168,122,.15)}

/* ═══ FLOATING MINI CALL BAR ═══ */
#miniCallBar{position:fixed;top:max(12px,var(--st));right:var(--sp-4);display:flex;align-items:center;gap:var(--sp-3);padding:var(--sp-3) var(--sp-4);background:linear-gradient(135deg,rgba(20,50,35,.95),rgba(12,35,25,.95));border:1px solid var(--primary-glow);border-radius:var(--r-full);z-index:var(--z-modal);cursor:pointer;animation:fadeUp .25s;box-shadow:var(--shadow-xl),0 0 0 1px rgba(61,168,122,.08) inset;user-select:none;backdrop-filter:blur(12px)}
#miniCallBar:hover{border-color:rgba(61,168,122,.4);box-shadow:var(--shadow-xl),var(--shadow-glow)}
.mcb-dot{width:8px;height:8px;border-radius:var(--r-full);background:var(--primary);animation:stpDot 1.5s ease-in-out infinite;flex-shrink:0;box-shadow:0 0 8px rgba(61,168,122,.5)}
#mcbName{font-size:var(--text-sm);font-weight:var(--weight-bold);color:var(--primary);white-space:nowrap;max-width:100px;overflow:hidden;text-overflow:ellipsis}
#mcbTimer{font-size:var(--text-xs);font-weight:var(--weight-bold);color:rgba(61,168,122,.6);font-variant-numeric:tabular-nums}
.mcb-end{background:rgba(224,80,80,.2);border:1px solid rgba(224,80,80,.3);color:var(--error);width:24px;height:24px;border-radius:var(--r-full);display:flex;align-items:center;justify-content:center;font-size:var(--text-xs);cursor:pointer;transition:background var(--dur-fast),color var(--dur-fast);flex-shrink:0}
.mcb-end:hover{background:rgba(224,80,80,.4);color:#fff}
[data-theme="light"] #miniCallBar{background:linear-gradient(135deg,#e8f5e9,#c8e6c9);border-color:var(--primary-glow);box-shadow:var(--shadow-md)}
[data-theme="light"] #mcbName{color:var(--up)}
[data-theme="light"] #mcbTimer{color:var(--up);opacity:.5}

/* Call card — video layout refinements */
#callCard.video-mode{width:min(520px,100vw)}
#callCard.video-mode .call-card-body{padding:var(--sp-4) var(--sp-4) var(--sp-5)}

/* ═══ CALL CONNECTION STATES ═══ */
.call-state-ringing #callStatus{color:var(--warning);animation:pulse 1.5s ease-in-out infinite}
.call-state-connecting #callStatus{color:var(--muted)}
.call-state-connected #callStatus{color:var(--success)}
.call-state-reconnecting #callStatus{color:var(--warning)}
.call-state-reconnecting #callStatus::after{content:' ';display:inline-block;width:12px;height:12px;border:2px solid var(--warning);border-top-color:transparent;border-radius:50%;animation:spin .75s linear infinite;vertical-align:-1px;margin-left:var(--sp-1)}