/* ===== WebPlay Speed Test — Premium Design v2.0 ===== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

:root{
  --bg-primary:#050509;
  --bg-card:rgba(255,255,255,.04);
  --bg-card-hover:rgba(255,255,255,.07);
  --border:rgba(255,255,255,.06);
  --text-primary:#f1f1f1;
  --text-secondary:rgba(255,255,255,.55);
  --accent:#7c3aed;
  --accent-glow:rgba(124,58,237,.35);
  --green:#22c55e;
  --yellow:#facc15;
  --red:#ef4444;
  --blue:#3b82f6;
  --purple:#a855f7;
  --radius:18px;
  --font:'Inter',system-ui,-apple-system,sans-serif;
}

html{height:100%;-webkit-text-size-adjust:100%}

body{
  font-family:var(--font);
  background:var(--bg-primary);
  color:var(--text-primary);
  min-height:100vh;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}

/* ===== Animated Background ===== */
.bg-grid{
  position:fixed;inset:0;z-index:0;
  background-image:radial-gradient(rgba(255,255,255,.03) 1px,transparent 1px);
  background-size:32px 32px;
  pointer-events:none;
}

.bg-glow{
  position:fixed;border-radius:50%;
  filter:blur(100px);opacity:.35;
  pointer-events:none;z-index:0;
  animation:glowFloat 12s ease-in-out infinite alternate;
}

.bg-glow-1{
  width:500px;height:500px;
  top:-15%;left:-10%;
  background:radial-gradient(circle,var(--accent),transparent 70%);
}

.bg-glow-2{
  width:400px;height:400px;
  bottom:-10%;right:-10%;
  background:radial-gradient(circle,var(--blue),transparent 70%);
  animation-delay:-6s;
}

@keyframes glowFloat{
  0%{transform:translate(0,0) scale(1)}
  100%{transform:translate(30px,20px) scale(1.15)}
}

/* ===== App Container ===== */
.app-container{
  position:relative;z-index:1;
  width:100%;max-width:560px;
  margin:0 auto;
  min-height:100vh;
  display:flex;flex-direction:column;
  padding:32px 20px 24px;
}

/* ===== Header ===== */
.header{
  display:flex;align-items:center;justify-content:space-between;
  padding-bottom:28px;
}

.logo{
  display:flex;align-items:center;gap:12px;
}

.logo-icon{
  width:42px;height:42px;
  border-radius:12px;
  background:linear-gradient(135deg,var(--accent),#9333ea);
  display:flex;align-items:center;justify-content:center;
  font-size:1rem;color:#fff;
  box-shadow:0 4px 16px var(--accent-glow);
}

.logo-text{
  font-size:1.4rem;font-weight:800;letter-spacing:-.02em;
}

.brand-name-speed{
  background:linear-gradient(135deg,#fff 40%,rgba(255,255,255,.65));
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;
  background-clip:text;
}

.header-badge{
  display:flex;align-items:center;gap:8px;
  padding:8px 14px;
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:10px;
  font-size:.75rem;font-weight:600;
  color:var(--text-secondary);
  letter-spacing:.04em;text-transform:uppercase;
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
}

.header-badge i{color:var(--accent);font-size:.85rem}

/* ===== Main Content ===== */
.main-content{
  flex:1;
  display:flex;flex-direction:column;align-items:center;
  gap:24px;
}

/* ===== Gauge ===== */
.gauge-container{
  position:relative;
  width:100%;max-width:340px;
  aspect-ratio:3/2;
  display:flex;align-items:center;justify-content:center;
}

.gauge-svg{
  width:100%;height:100%;
}

.gauge-bg{
  transition:stroke .3s;
}

.gauge-active{
  transition:all .5s ease;
}

.gauge-needle{
  transition:transform .3s ease;
}

.scale-ticks line{stroke:rgba(255,255,255,.15);stroke-width:1.5}
.scale-labels text{fill:rgba(255,255,255,.3);font-size:10px;font-family:var(--font)}

.gauge-value-box{
  position:absolute;
  bottom:15%;left:50%;transform:translateX(-50%);
  text-align:center;
  pointer-events:none;
}

.gauge-value{
  font-size:3.8rem;font-weight:900;letter-spacing:-.04em;
  line-height:1;
  background:linear-gradient(180deg,#fff 30%,rgba(255,255,255,.55));
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;
  background-clip:text;
}

.gauge-unit{
  font-size:.7rem;color:var(--text-secondary);
  font-weight:600;letter-spacing:.12em;text-transform:uppercase;
  margin-top:4px;
}

/* ===== Start Button ===== */
.start-btn{
  position:relative;
  width:120px;height:120px;
  border-radius:50%;
  background:transparent;
  border:none;cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  margin:8px 0;
  transition:transform .25s;
}

.start-btn:hover{transform:scale(1.06)}
.start-btn:active{transform:scale(.95)}

.start-btn-inner{
  width:96px;height:96px;
  border-radius:50%;
  background:linear-gradient(135deg,var(--accent),#9333ea);
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:4px;
  box-shadow:0 6px 30px var(--accent-glow),inset 0 1px 0 rgba(255,255,255,.15);
  position:relative;z-index:2;
  transition:box-shadow .3s;
}

.start-btn:hover .start-btn-inner{
  box-shadow:0 8px 40px rgba(124,58,237,.5),inset 0 1px 0 rgba(255,255,255,.2);
}

.start-btn-inner i{font-size:1.3rem;color:#fff}
.start-btn-inner span{font-size:.6rem;font-weight:700;color:rgba(255,255,255,.9);letter-spacing:.14em}

.start-btn-ring{
  position:absolute;inset:0;
  border-radius:50%;
  border:2px solid rgba(124,58,237,.25);
  animation:ringPulse 2.5s ease-in-out infinite;
}

@keyframes ringPulse{
  0%,100%{transform:scale(1);opacity:.5}
  50%{transform:scale(1.12);opacity:0}
}

.start-btn:disabled{opacity:.5;cursor:not-allowed;transform:none}
.start-btn:disabled .start-btn-ring{animation:none;opacity:0}

/* ===== Status Text ===== */
.status-text{
  font-size:.82rem;color:var(--text-secondary);
  font-weight:500;text-align:center;
  letter-spacing:.02em;
  min-height:22px;
  transition:color .3s;
}

.status-text.active{color:var(--accent)}

/* ===== Results Grid ===== */
.results-grid{
  width:100%;
  display:grid;grid-template-columns:repeat(2,1fr);gap:12px;
}

.result-card{
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:14px;
  padding:16px;
  display:flex;align-items:center;gap:14px;
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  transition:border-color .3s,transform .3s,background .3s;
}

.result-card:hover{
  border-color:rgba(124,58,237,.12);
  background:var(--bg-card-hover);
  transform:translateY(-2px);
}

.result-card.highlight{
  border-color:rgba(124,58,237,.25);
  background:rgba(124,58,237,.06);
}

.result-icon{
  width:42px;height:42px;
  border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  font-size:1rem;flex-shrink:0;
}

.result-icon.download{background:rgba(34,197,94,.12);color:var(--green)}
.result-icon.upload{background:rgba(59,130,246,.12);color:var(--blue)}
.result-icon.ping{background:rgba(250,204,21,.12);color:var(--yellow)}
.result-icon.jitter{background:rgba(168,85,247,.12);color:var(--purple)}

.result-info{display:flex;flex-direction:column;gap:2px;min-width:0}

.result-label{
  font-size:.6rem;font-weight:600;
  color:var(--text-secondary);
  letter-spacing:.1em;text-transform:uppercase;
}

.result-value{
  display:flex;align-items:baseline;gap:4px;
}

.result-value span:first-child{
  font-size:1.5rem;font-weight:800;letter-spacing:-.02em;line-height:1;
}

.result-unit{
  font-size:.65rem;color:var(--text-secondary);font-weight:500;
}

/* ===== Server Info ===== */
.server-info{
  width:100%;
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:14px;
  padding:16px 20px;
  display:flex;flex-direction:column;gap:10px;
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
}

.server-row{
  display:flex;align-items:center;gap:12px;
  font-size:.82rem;
}

.server-row i{
  color:var(--accent);font-size:.9rem;width:18px;text-align:center;flex-shrink:0;
}

.server-row span{
  color:var(--text-secondary);
  font-family:'JetBrains Mono','Fira Code',monospace;
  font-size:.78rem;letter-spacing:.02em;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}

/* ===== Footer ===== */
.footer{
  display:flex;flex-direction:column;align-items:center;gap:12px;
  padding:24px 0 8px;
  margin-top:auto;
}

.footer-back{
  color:var(--accent);text-decoration:none;
  font-size:.82rem;font-weight:600;
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 20px;
  border-radius:10px;
  background:rgba(124,58,237,.08);
  border:1px solid rgba(124,58,237,.15);
  transition:all .25s;
}

.footer-back:hover{
  background:rgba(124,58,237,.15);
  border-color:rgba(124,58,237,.3);
  gap:12px;
}

.footer span{
  font-size:.65rem;color:var(--text-secondary);
  letter-spacing:.04em;
}

/* ===== Testing animation ===== */
@keyframes testPulse{
  0%,100%{opacity:1}
  50%{opacity:.6}
}

.testing .gauge-value{animation:testPulse 1s ease-in-out infinite}

/* ===== Responsive ===== */
@media(max-width:480px){
  .app-container{padding:20px 16px 16px}
  .header{padding-bottom:20px}
  .logo-icon{width:36px;height:36px;font-size:.85rem;border-radius:10px}
  .logo-text{font-size:1.2rem}
  .gauge-container{max-width:280px}
  .gauge-value{font-size:3rem}
  .start-btn{width:100px;height:100px}
  .start-btn-inner{width:80px;height:80px}
  .start-btn-inner i{font-size:1.1rem}
  .results-grid{gap:8px}
  .result-card{padding:12px;gap:10px}
  .result-icon{width:36px;height:36px;font-size:.9rem}
  .result-value span:first-child{font-size:1.25rem}
}

@media(max-width:360px){
  .gauge-container{max-width:240px}
  .gauge-value{font-size:2.5rem}
  .results-grid{grid-template-columns:1fr 1fr;gap:6px}
  .result-card{padding:10px;gap:8px}
  .result-icon{width:32px;height:32px;font-size:.8rem;border-radius:9px}
  .result-value span:first-child{font-size:1.1rem}
  .header-badge{padding:6px 10px;font-size:.65rem}
}

/* Large screens */
@media(min-width:768px){
  .results-grid{grid-template-columns:repeat(4,1fr)}
  .gauge-container{max-width:380px}
  .gauge-value{font-size:4.2rem}
}

/* ===== Safe Areas (iPhone notch) ===== */
@supports(padding:env(safe-area-inset-top)){
  .app-container{
    padding-top:calc(32px + env(safe-area-inset-top));
    padding-bottom:calc(24px + env(safe-area-inset-bottom));
  }
}

/* ===== TV / Remote Focus ===== */
.start-btn:focus-visible,
.footer-back:focus-visible{
  outline:3px solid var(--accent);
  outline-offset:4px;
}

body.tv-mode .start-btn:focus,
body.tv-mode .footer-back:focus{
  outline:3px solid var(--accent);
  outline-offset:4px;
}

/* ===== Print ===== */
@media print{
  body{background:#fff;color:#000}
  .bg-grid,.bg-glow{display:none}
  .result-card,.server-info{
    background:#f5f5f5;border-color:#ddd;
    -webkit-print-color-adjust:exact;print-color-adjust:exact;
  }
  .start-btn,.footer{display:none}
}