/* ==========================================================
   ZOVAN — speed test page only
   ========================================================== */
.screen{display:none;flex-direction:column;align-items:center;width:100%;opacity:0;transform:translateY(8px);transition:opacity .32s ease,transform .32s ease}
.screen.in{opacity:1;transform:none}
#screen-go{max-width:620px}
#screen-testing{max-width:560px}
#screen-results{max-width:660px}

/* GO */
.go-wrap{position:relative;width:208px;height:208px;cursor:pointer;margin:.5rem 0 1.6rem;border-radius:50%}
.go-wrap:focus-visible{outline:2px solid var(--brand-lt);outline-offset:8px}
.go-svg{position:absolute;inset:0;width:100%;height:100%}
.go-inner{position:absolute;inset:13px;border-radius:50%;
  background:radial-gradient(120% 120% at 50% 0,#18223C 0,var(--surface) 60%);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.05)}
.go-inner .go-z{width:24px;height:24px;opacity:.85}
.go-txt{font-size:1.9rem;font-weight:700;color:#fff;letter-spacing:.1em}
@keyframes spin-arc{from{transform:rotate(-90deg)}to{transform:rotate(270deg)}}
@keyframes ring-spin{from{transform:rotate(0)}to{transform:rotate(360deg)}}
#goSpinArc{display:none;transform-origin:104px 104px}
#goSpinArc.spinning{display:block;animation:spin-arc 1.2s linear infinite}
#goIdleRing.hidden{display:none}
#goProgressRing{display:none;stroke-dasharray:553;stroke-dashoffset:553}
#goProgressRing.visible{display:block}
.go-wrap.testing{cursor:default}

/* live stat strip */
.strip{display:flex;background:var(--surface);border:1px solid var(--border);border-radius:var(--r);overflow:hidden;width:100%;max-width:540px}
.strip-cell{flex:1;padding:.9rem 1rem;display:flex;align-items:center;gap:.7rem;border-left:1px solid var(--border);min-width:0}
.strip-cell:first-child{border-left:0}
.strip-ico{width:32px;height:32px;border-radius:9px;background:rgba(47,107,255,.1);color:var(--brand-lt);display:flex;align-items:center;justify-content:center;font-size:16px;flex-shrink:0}
.strip-k{font-size:.52rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);font-weight:700}
.strip-v{font-size:.78rem;font-weight:600;color:#fff;margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

/* testing */
.dlul-tabs{display:flex;gap:3.4rem;margin-bottom:1rem}
.dlul-tab{display:flex;flex-direction:column;align-items:center;gap:.35rem;min-width:132px}
.dlul-lbl{display:flex;align-items:center;gap:.4rem;font-size:.63rem;font-weight:800;letter-spacing:.15em;color:var(--muted);text-transform:uppercase}
.dlul-tab.on .dlul-lbl{color:#fff}
.dlul-line{width:52px;height:2px;background:transparent;border-radius:1px;transition:background .3s}
.dlul-tab.on.dl .dlul-line{background:var(--dl)}
.dlul-tab.on.ul .dlul-line{background:var(--ul)}
.dlul-val{font-size:1.75rem;font-weight:300;color:var(--muted);letter-spacing:-1px;min-height:2.1rem;line-height:1;font-variant-numeric:tabular-nums}

.lat-row{display:flex;align-items:center;gap:1.25rem;margin-bottom:1rem;flex-wrap:wrap;justify-content:center}
.lat-item{display:flex;align-items:center;gap:.35rem;font-size:.71rem;color:var(--muted)}
.lat-item .v{color:#fff;font-weight:600;min-width:20px;font-variant-numeric:tabular-nums}

.qoe-row{display:flex;gap:2rem;margin-bottom:.6rem}
.qoe-item{display:flex;flex-direction:column;align-items:center;gap:6px}
.qoe-box{width:40px;height:40px;border-radius:11px;background:var(--surface);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;font-size:18px;color:var(--muted2)}
.qoe-cap{font-size:.5rem;letter-spacing:.11em;color:var(--muted);text-transform:uppercase;font-weight:600}
.dots{display:flex;gap:3px}
.dot{width:5px;height:5px;border-radius:50%;background:var(--border-lt);transition:background .3s}
.dot.on{background:var(--brand-lt)}

.ring-wrap{position:relative;width:300px;height:300px;margin:.4rem 0 .2rem}
.ring-svg{width:100%;height:100%}
.ring-center{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;pointer-events:none}
.ring-num{font-size:3.3rem;font-weight:200;color:#fff;letter-spacing:-2.5px;line-height:1;font-variant-numeric:tabular-nums;min-width:130px;text-align:center}
.ring-unit{display:flex;align-items:center;gap:.35rem;font-size:.7rem;font-weight:700;letter-spacing:.12em;margin-top:.5rem}
.ring-phase{font-size:.55rem;font-weight:700;letter-spacing:.22em;color:var(--muted);text-transform:uppercase;margin-top:.55rem}
#spinArc{transform-origin:150px 150px;animation:ring-spin 1s linear infinite}
#progRing{transition:stroke-dashoffset .25s ease}

/* results */
.res-top{display:flex;gap:4.5rem;margin-bottom:1rem}
.res-block{display:flex;flex-direction:column;align-items:center}
.res-lbl{display:flex;align-items:center;gap:.4rem;font-size:.6rem;font-weight:800;letter-spacing:.15em;color:var(--muted);text-transform:uppercase;margin-bottom:.3rem}
.res-num{font-size:3.2rem;font-weight:300;color:#fff;letter-spacing:-2px;line-height:1;font-variant-numeric:tabular-nums}
.res-unit{font-size:.55rem;color:var(--muted);font-weight:700;letter-spacing:.12em;text-transform:uppercase;margin-top:.3rem}

.res-card{width:100%;background:var(--surface);border:1px solid var(--border);border-radius:var(--r);padding:1.1rem 1.2rem;margin-top:1.2rem;display:flex;gap:1.3rem;align-items:center;flex-wrap:wrap}
.res-meta{display:flex;flex-direction:column;gap:.6rem;flex:1;min-width:190px}
.res-meta-row{display:flex;align-items:center;gap:.65rem;font-size:.74rem}
.res-meta-row .ic{width:26px;height:26px;border-radius:8px;border:1px solid var(--border);display:flex;align-items:center;justify-content:center;font-size:13px;color:var(--muted2);flex-shrink:0}
.res-meta-row b{color:#fff;font-weight:600}
.res-meta-row span{color:var(--muted2)}

.verdict{font-size:.79rem;color:var(--muted2);text-align:center;margin-top:1.2rem;line-height:1.75;max-width:500px}
.verdict.err{color:var(--bad)}

.history{width:100%;margin-top:1.4rem;border-top:1px solid var(--border);padding-top:1rem;display:none}
.history.on{display:block}
.history-h{font-size:.53rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);font-weight:700;margin-bottom:.7rem}
.hist-row{display:flex;align-items:center;gap:1rem;font-size:.72rem;color:var(--muted2);padding:.42rem 0;border-bottom:1px solid rgba(28,39,67,.5)}
.hist-row:last-child{border-bottom:0}
.hist-row .t{color:var(--muted);width:76px;flex-shrink:0}
.hist-row .d{color:var(--dl);font-weight:600;font-variant-numeric:tabular-nums;width:70px}
.hist-row .u{color:var(--ul);font-weight:600;font-variant-numeric:tabular-nums;width:70px}
.hist-row .p{color:var(--muted2);font-variant-numeric:tabular-nums}

/* explainer cards under the test */
.explain{width:100%;max-width:700px;margin-top:3rem;display:grid;grid-template-columns:repeat(2,1fr);gap:.8rem}
.ex-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--r);padding:1rem 1.1rem}
.ex-t{display:flex;align-items:center;gap:.5rem;font-size:.78rem;font-weight:700;color:#fff}
.ex-t svg{color:var(--brand-lt)}
.ex-d{font-size:.68rem;color:var(--muted);line-height:1.65;margin-top:.45rem}

@media (max-width:1023px){
  .ring-wrap{width:280px;height:280px}
  .res-top{gap:3.4rem}
}
@media (max-width:639px){
  .go-wrap{width:190px;height:190px}
  .ring-wrap{width:250px;height:250px}
  .ring-num{font-size:2.9rem;min-width:110px}
  .res-top{gap:2rem}
  .res-num{font-size:2.6rem}
  .dlul-tabs{gap:1.6rem}
  .dlul-tab{min-width:110px}
  .dlul-val{font-size:1.5rem}
  .qoe-row{gap:1.1rem}
  .qoe-box{width:36px;height:36px;font-size:16px}
  .strip{flex-direction:column}
  .strip-cell{border-left:0;border-top:1px solid var(--border)}
  .strip-cell:first-child{border-top:0}
  .res-card{flex-direction:column;align-items:stretch}
  .res-card .btn{width:100%}
  .explain{grid-template-columns:1fr}
  .hist-row{font-size:.68rem;gap:.6rem}
  .hist-row .t{width:64px}
  .hist-row .d,.hist-row .u{width:58px}
}

/* ==========================================================
   READABILITY + MOBILE PATCH — speed test UI
   ========================================================== */
.strip-k{font-size:.62rem}
.strip-v{font-size:.9rem}
.dlul-lbl{font-size:.72rem}
.dlul-val{font-size:1.95rem}
.qoe-cap{font-size:.6rem}
.ring-unit{font-size:.78rem}
.ring-phase{font-size:.62rem}
.res-lbl{font-size:.72rem}          /* result labels — bigger, already bold */
.res-unit{font-size:.64rem}
.res-meta-row{font-size:.84rem}     /* Provider / IP / Server text */
.verdict{font-size:.9rem}
.history-h{font-size:.62rem}
.hist-row{font-size:.8rem}
.lat-item{font-size:.78rem}
.ex-t{font-size:.88rem}
.ex-d{font-size:.76rem}

/* phone layout — bigger text must not overflow the screen */
@media (max-width:639px){
  .dlul-tabs{gap:1.1rem}
  .dlul-tab{min-width:0;flex:1}       /* tabs share width evenly, no overflow */
  .res-top{gap:1.4rem}
  .res-num{font-size:2.5rem}
  .lat-row{gap:.8rem 1rem}
  .qoe-row{gap:.85rem}
  .strip-v{white-space:normal}        /* long ISP names wrap fully instead of cutting */
  .ex-t{font-size:.92rem}
  .ex-d{font-size:.8rem}
}

/* ==========================================================
   STRIP ALIGNMENT FIX — provider / IP / server overlap-a nிறுத்து
   ========================================================== */
.strip-cell{align-items:center}
.strip-cell > div{min-width:0;flex:1}      /* value box shrink aagi … work aagum */

@media (max-width:639px){
  .strip-v{white-space:normal;overflow-wrap:anywhere}  /* long IPv6 full-a wrap aagum */
}

/* GO button-la ulla Z logo konjam periசா */
.go-inner .go-z{width:34px;height:34px;opacity:.95}

/* ==========================================================
   GO button — Depth disc (3D) background
   ========================================================== */
.go-wrap{box-shadow:0 14px 34px rgba(0,0,0,.5)}
.go-inner{
  background:radial-gradient(120% 120% at 50% 0,#1E2C4E 0,#0B1120 72%);
  box-shadow:inset 0 2px 1px rgba(255,255,255,.09),inset 0 -16px 30px rgba(0,0,0,.55);
}

/* ==========================================================
   COLORFUL ICONS — ovvொru icon-um thani color
   ========================================================== */
/* quality boxes: 4K / Games / Calls / Devices */
.qoe-row .qoe-item:nth-child(1) .qoe-box{color:#A78BFA;background:rgba(167,139,250,.12);border-color:rgba(167,139,250,.32)}
.qoe-row .qoe-item:nth-child(2) .qoe-box{color:#3DD68C;background:rgba(61,214,140,.12);border-color:rgba(61,214,140,.32)}
.qoe-row .qoe-item:nth-child(3) .qoe-box{color:#FFC65C;background:rgba(255,198,92,.12);border-color:rgba(255,198,92,.32)}
.qoe-row .qoe-item:nth-child(4) .qoe-box{color:#35D0C3;background:rgba(53,208,195,.12);border-color:rgba(53,208,195,.32)}

/* live info strip: provider / IP / server */
.strip-cell:nth-child(1) .strip-ico{color:#5B87FF;background:rgba(91,135,255,.14)}
.strip-cell:nth-child(2) .strip-ico{color:#A78BFA;background:rgba(167,139,250,.14)}
.strip-cell:nth-child(3) .strip-ico{color:#35D0C3;background:rgba(53,208,195,.14)}

/* result meta: server / provider / IP */
.res-meta-row:nth-child(1) .ic{color:#5B87FF;background:rgba(91,135,255,.1);border-color:rgba(91,135,255,.32)}
.res-meta-row:nth-child(2) .ic{color:#3DD68C;background:rgba(61,214,140,.1);border-color:rgba(61,214,140,.32)}
.res-meta-row:nth-child(3) .ic{color:#FFC65C;background:rgba(255,198,92,.1);border-color:rgba(255,198,92,.32)}

/* explainer cards: download / upload / ping / jitter */
.explain .ex-card:nth-child(1) .ex-t svg{color:#2F6BFF}
.explain .ex-card:nth-child(2) .ex-t svg{color:#35D0C3}
.explain .ex-card:nth-child(3) .ex-t svg{color:#FFC65C}
.explain .ex-card:nth-child(4) .ex-t svg{color:#A78BFA}

/* ==========================================================
   STRIP — desktop-la provider / IP / server full-a theriyanum (cut aagaama)
   ========================================================== */
.strip{max-width:600px}
.strip-v{white-space:normal;overflow-wrap:anywhere;text-overflow:clip;line-height:1.3}

/* Share button — green (Games icon-oda same green) */
#shareBtn{background:#3DD68C;border-color:#3DD68C;color:#062615}
#shareBtn:hover{background:#34c883;border-color:#34c883;transform:translateY(-1px)}
#shareBtn:disabled{opacity:.7}