/* ============================================================
   RESET
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

/* ============================================================
   DARK THEME (default)
   ============================================================ */
:root {
  --bg:            #07091c;
  --bg-alt:        #0c102e;
  --surface:       rgba(255,255,255,0.058);
  --surface-hover: rgba(255,255,255,0.098);
  --border:        rgba(255,255,255,0.088);
  --border-hover:  rgba(255,255,255,0.20);

  --primary:       #3b82f6;
  --primary-dim:   rgba(59,130,246,0.14);
  --primary-glow:  rgba(59,130,246,0.30);
  --primary-hi:    #60a5fa;

  --accent:        #22d3ee;
  --accent-dim:    rgba(34,211,238,0.13);
  --accent-glow:   rgba(34,211,238,0.26);

  --text:          #e2e8f5;
  --text-sec:      #8b9fc7;
  --text-muted:    #3d5068;

  --success:       #10b981;
  --error:         #ef4444;
  --warning:       #f59e0b;

  --r:    14px;
  --r-s:   8px;
  --r-l:  22px;
  --blur: blur(22px);
  --t:    0.18s ease;

  --font:      'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  color-scheme: dark;
}

/* ============================================================
   LIGHT THEME — system preference
   ============================================================ */
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    --bg:            #eef2ff;
    --bg-alt:        #dde7ff;
    --surface:       rgba(255,255,255,0.82);
    --surface-hover: rgba(255,255,255,0.97);
    --border:        rgba(59,130,246,0.14);
    --border-hover:  rgba(59,130,246,0.30);

    --primary:       #2563eb;
    --primary-dim:   rgba(37,99,235,0.12);
    --primary-glow:  rgba(37,99,235,0.24);
    --primary-hi:    #3b82f6;

    --accent:        #0891b2;
    --accent-dim:    rgba(8,145,178,0.12);
    --accent-glow:   rgba(8,145,178,0.22);

    --text:          #0f172a;
    --text-sec:      #374151;
    --text-muted:    #9ca3af;

    --success:       #059669;
    --error:         #dc2626;
    --warning:       #d97706;

    color-scheme: light;
  }
}

/* ============================================================
   LIGHT THEME — manual override
   ============================================================ */
[data-theme="light"] {
  --bg:            #eef2ff;
  --bg-alt:        #dde7ff;
  --surface:       rgba(255,255,255,0.82);
  --surface-hover: rgba(255,255,255,0.97);
  --border:        rgba(59,130,246,0.14);
  --border-hover:  rgba(59,130,246,0.30);

  --primary:       #2563eb;
  --primary-dim:   rgba(37,99,235,0.12);
  --primary-glow:  rgba(37,99,235,0.24);
  --primary-hi:    #3b82f6;

  --accent:        #0891b2;
  --accent-dim:    rgba(8,145,178,0.12);
  --accent-glow:   rgba(8,145,178,0.22);

  --text:          #0f172a;
  --text-sec:      #374151;
  --text-muted:    #9ca3af;

  --success:       #059669;
  --error:         #dc2626;
  --warning:       #d97706;

  color-scheme: light;
}

/* ============================================================
   BASE
   ============================================================ */
html { font-size: 16px; scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.6;
  transition: background 0.3s ease, color 0.3s ease;
}

/* ============================================================
   BACKGROUND ORBS
   ============================================================ */
.bg-orbs {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}
.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(88px);
}
.orb-1 {
  width: 760px; height: 760px;
  top: -280px; left: -180px;
  background: radial-gradient(circle, rgba(59,130,246,0.55), transparent 66%);
  animation: orb1 22s ease-in-out infinite;
}
.orb-2 {
  width: 580px; height: 580px;
  bottom: -200px; right: -140px;
  background: radial-gradient(circle, rgba(34,211,238,0.42), transparent 66%);
  animation: orb2 28s ease-in-out infinite;
}
.orb-3 {
  width: 480px; height: 480px;
  top: 50%; left: 50%;
  transform: translate(-50%,-50%);
  background: radial-gradient(circle, rgba(37,99,235,0.25), transparent 66%);
  animation: orb3 35s ease-in-out infinite;
}
@keyframes orb1 { 0%,100%{transform:translate(0,0)} 50%{transform:translate(80px,55px)} }
@keyframes orb2 { 0%,100%{transform:translate(0,0)} 50%{transform:translate(-60px,-40px)} }
@keyframes orb3 { 0%,100%{transform:translate(-50%,-50%)} 33%{transform:translate(-43%,-57%)} 66%{transform:translate(-57%,-43%)} }

/* Light mode orbs are softer */
[data-theme="light"] .orb-1 { background: radial-gradient(circle, rgba(59,130,246,0.22), transparent 66%); }
[data-theme="light"] .orb-2 { background: radial-gradient(circle, rgba(8,145,178,0.18),  transparent 66%); }
[data-theme="light"] .orb-3 { background: radial-gradient(circle, rgba(37,99,235,0.12),  transparent 66%); }

@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) .orb-1 { background: radial-gradient(circle, rgba(59,130,246,0.22), transparent 66%); }
  :root:not([data-theme="dark"]) .orb-2 { background: radial-gradient(circle, rgba(8,145,178,0.18),  transparent 66%); }
  :root:not([data-theme="dark"]) .orb-3 { background: radial-gradient(circle, rgba(37,99,235,0.12),  transparent 66%); }
}

/* ============================================================
   HEADER
   ============================================================ */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(7,9,28,0.75);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  border-bottom: 1px solid var(--border);
  transition: background 0.3s ease;
}
[data-theme="light"] .header { background: rgba(238,242,255,0.82); }
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) .header { background: rgba(238,242,255,0.82); }
}

.header-inner {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 9px;
  text-decoration: none;
  color: var(--text);
  flex-shrink: 0;
}
.logo-icon { color: var(--primary); flex-shrink: 0; }
.logo-text { font-size: 18px; font-weight: 800; letter-spacing: -0.6px; }
.logo-accent { color: var(--accent); }

/* IP chip in header */
.header-ip-chip {
  display: flex;
  align-items: center;
  gap: 7px;
  background: var(--primary-dim);
  border: 1px solid rgba(59,130,246,0.22);
  border-radius: 20px;
  padding: 5px 13px 5px 10px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--primary-hi);
  cursor: pointer;
  transition: all var(--t);
  white-space: nowrap;
  margin-left: 2px;
}
.header-ip-chip:hover {
  background: rgba(59,130,246,0.22);
  border-color: rgba(59,130,246,0.40);
}
.header-ip-dot {
  width: 7px; height: 7px;
  background: var(--success);
  border-radius: 50%;
  flex-shrink: 0;
  animation: dot-pulse 2.4s ease-in-out infinite;
}
@keyframes dot-pulse {
  0%,100%{opacity:1;transform:scale(1)}
  50%{opacity:0.55;transform:scale(0.75)}
}

/* Spacer */
.header-spacer { flex: 1; }

.nav {
  display: flex;
  gap: 2px;
  background: rgba(255,255,255,0.04);
  padding: 4px;
  border-radius: var(--r-s);
  border: 1px solid var(--border);
}
.nav-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 13px;
  border: none;
  background: transparent;
  color: var(--text-sec);
  font-family: var(--font);
  font-size: 13px;
  font-weight: 500;
  border-radius: 6px;
  cursor: pointer;
  transition: all var(--t);
  white-space: nowrap;
}
.nav-btn:hover { color: var(--text); background: rgba(255,255,255,0.06); }
.nav-btn.active {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 0 20px var(--primary-glow);
  font-weight: 600;
}

/* Icon buttons (theme + lang) */
.icon-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px; height: 36px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-s);
  color: var(--text-sec);
  cursor: pointer;
  transition: all var(--t);
  flex-shrink: 0;
}
.icon-btn:hover { background: var(--surface-hover); color: var(--text); border-color: var(--border-hover); }

.lang-btn {
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 700;
  width: auto;
  padding: 0 11px;
  letter-spacing: 0.06em;
}

/* ============================================================
   LAYOUT
   ============================================================ */
.main {
  position: relative;
  z-index: 1;
  min-height: calc(100vh - 64px - 52px);
}
.container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 24px 80px;
}

.tab-content { display: none; }
.tab-content.active {
  display: block;
  animation: fadeUp 0.25s ease both;
}
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ============================================================
   PAGE HEADER
   ============================================================ */
.page-header {
  padding: 52px 0 36px;
  text-align: center;
}
.page-title {
  font-size: clamp(26px,5vw,44px);
  font-weight: 800;
  letter-spacing: -1.5px;
  line-height: 1.1;
  margin-bottom: 10px;
}
.page-subtitle { color: var(--text-sec); font-size: 15px; line-height: 1.6; }
.text-accent { color: var(--accent); }

/* ============================================================
   CARDS
   ============================================================ */
.card {
  background: var(--surface);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 22px 24px;
  transition: border-color var(--t), box-shadow var(--t);
}
.card:hover { border-color: var(--border-hover); }

.card-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.10em;
  color: var(--text-muted);
  margin-bottom: 18px;
}

/* Entrance animation for dynamically created cards */
@keyframes cardIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}
.dns-result-card { animation: cardIn 0.22s ease both; }

/* ============================================================
   IP CARDS
   ============================================================ */
.ip-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-bottom: 14px;
}
.ip-card {
  position: relative;
  overflow: hidden;
}
.ip-card::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  opacity: 0.7;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.badge {
  font-size: 11px;
  font-weight: 700;
  font-family: var(--font-mono);
  padding: 2px 8px;
  border-radius: 4px;
  letter-spacing: 0.04em;
}
.badge-v4 { background: var(--primary-dim); color: var(--primary-hi); border: 1px solid rgba(59,130,246,0.25); }
.badge-v6 { background: var(--accent-dim);  color: var(--accent);     border: 1px solid rgba(34,211,238,0.22); }

.copy-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px; height: 28px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--t);
}
.copy-btn:hover {
  background: var(--primary-dim);
  color: var(--primary-hi);
  border-color: rgba(59,130,246,0.30);
}

.ip-display {
  font-family: var(--font-mono);
  font-size: clamp(17px,2.8vw,28px);
  font-weight: 600;
  color: var(--text);
  margin-bottom: 12px;
  min-height: 34px;
  display: flex;
  align-items: center;
  letter-spacing: -0.3px;
}
.ip-display--v6 { font-size: clamp(12px,1.8vw,16px); word-break: break-all; letter-spacing: 0; }

.ip-meta { display: flex; gap: 6px; flex-wrap: wrap; min-height: 24px; }
.meta-item {
  font-size: 12px;
  color: var(--text-sec);
  background: rgba(255,255,255,0.04);
  padding: 2px 8px;
  border-radius: 4px;
  border: 1px solid var(--border);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

/* ============================================================
   DETAILS CARD
   ============================================================ */
.details-card { margin-bottom: 14px; }

.details-grid { display: flex; flex-direction: column; gap: 0; }
.detail-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 11px 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  gap: 16px;
}
.detail-row:last-child { border-bottom: none; }

.detail-label {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 13px;
  color: var(--text-sec);
  flex-shrink: 0;
}
.detail-value {
  font-size: 13px;
  color: var(--text);
  text-align: right;
  word-break: break-all;
  display: flex;
  align-items: center;
  gap: 6px;
}
.detail-value.mono { font-family: var(--font-mono); }

/* ============================================================
   HISTORY
   ============================================================ */
.history-card { margin-bottom: 14px; }

.card-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.clear-btn {
  font-size: 12px;
  color: var(--text-muted);
  background: none;
  border: 1px solid var(--border);
  padding: 4px 10px;
  border-radius: var(--r-s);
  cursor: pointer;
  transition: all var(--t);
  font-family: var(--font);
}
.clear-btn:hover { color: var(--error); border-color: rgba(239,68,68,0.3); }

.history-list { display: flex; flex-direction: column; gap: 6px; }

.history-empty {
  color: var(--text-muted);
  font-size: 13px;
  text-align: center;
  padding: 20px 0;
}
.history-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 9px 13px;
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border);
  border-radius: var(--r-s);
  transition: background var(--t);
}
.history-item:hover { background: rgba(255,255,255,0.05); }
.history-ip   { font-family: var(--font-mono); font-size: 13px; color: var(--text); }
.history-meta { font-size: 12px; color: var(--text-sec); flex: 1; text-align: center; }
.history-date { font-size: 11px; color: var(--text-muted); white-space: nowrap; }

/* ============================================================
   LOADING ANIMATION
   ============================================================ */
.loading-dots { color: var(--text-muted); font-size: 14px; font-family: var(--font); }
.loading-dots span { animation: blink 1.4s infinite; }
.loading-dots span:nth-child(2) { animation-delay: 0.2s; }
.loading-dots span:nth-child(3) { animation-delay: 0.4s; }
@keyframes blink { 0%,80%,100%{opacity:0} 40%{opacity:1} }

/* ============================================================
   SPEED TEST
   ============================================================ */
.speedtest-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 28px;
  padding-bottom: 20px;
}

/* Arc gauge row */
.arc-gauges-row {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 40px;
  width: 100%;
  max-width: 860px;
}
.arc-gauge-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
}
.arc-gauge-card--center { transform: translateY(-22px); }

.arc-wrap {
  position: relative;
  width: 210px;
  height: 210px;
}
.arc-wrap--lg {
  width: 252px;
  height: 252px;
}
.arc-svg {
  width: 100%;
  height: 100%;
  transform: rotate(135deg);
}
.arc-track {
  fill: none;
  stroke: rgba(255,255,255,0.08);
  stroke-width: 7;
  stroke-dasharray: 226 302;
  stroke-linecap: round;
}
.arc-track--lg {
  stroke: rgba(255,255,255,0.08);
  stroke-width: 8;
  stroke-dasharray: 264 352;
}
.arc-fill {
  fill: none;
  stroke-linecap: round;
  transition: stroke-dasharray 0.55s ease;
}
.arc-fill--dl  { stroke: #3b82f6; stroke-width: 7; stroke-dasharray: 0 302; }
.arc-fill--ul  { stroke: #22d3ee; stroke-width: 7; stroke-dasharray: 0 302; }
.arc-fill--ping { stroke: #10b981; stroke-width: 8; stroke-dasharray: 0 352; }

.arc-center {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding-bottom: 10px;
}
.arc-val {
  font-family: var(--font-mono);
  font-size: 32px;
  font-weight: 700;
  color: var(--text);
  line-height: 1;
  white-space: nowrap;
  transition: font-size 0.2s ease;
}
.arc-val--lg { font-size: 42px; }
.arc-unit {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-top: 4px;
}
.arc-meta {
  display: flex;
  align-items: center;
  gap: 6px;
}
.arc-name {
  font-size: 11.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.10em;
  color: var(--text-muted);
}

/* Speedtest CTA button */
.speedtest-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 34px;
  border-radius: 50px;
  border: none;
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.03em;
  cursor: pointer;
  transition: opacity 0.2s, transform 0.15s;
  box-shadow: 0 4px 18px rgba(59,130,246,0.35);
}
.speedtest-btn:hover:not(:disabled) { opacity: 0.88; transform: translateY(-1px); }
.speedtest-btn:active:not(:disabled) { transform: translateY(0); }
.speedtest-btn:disabled { opacity: 0.55; cursor: not-allowed; }
.speedtest-btn.running { animation: btn-pulse 1.4s ease-in-out infinite; }

@keyframes btn-pulse {
  0%,100% { box-shadow: 0 4px 18px rgba(59,130,246,0.35); }
  50%      { box-shadow: 0 4px 36px rgba(59,130,246,0.72); }
}

/* Arc glow + pulse animations while active */
@keyframes fill-glow-ping {
  0%, 100% { filter: drop-shadow(0 0 5px #10b981); }
  50%       { filter: drop-shadow(0 0 22px #10b981) drop-shadow(0 0 8px #6ee7b7); }
}
@keyframes fill-glow-dl {
  0%, 100% { filter: drop-shadow(0 0 5px #3b82f6); }
  50%       { filter: drop-shadow(0 0 22px #3b82f6) drop-shadow(0 0 8px #93c5fd); }
}
@keyframes fill-glow-ul {
  0%, 100% { filter: drop-shadow(0 0 5px #22d3ee); }
  50%       { filter: drop-shadow(0 0 22px #22d3ee) drop-shadow(0 0 8px #67e8f9); }
}
.arc-gauge-card.testing .arc-fill--dl {
  animation: fill-glow-dl 0.65s ease-in-out infinite;
  transition: stroke-dasharray 0.15s ease-out;
}
.arc-gauge-card.testing .arc-fill--ul {
  animation: fill-glow-ul 0.65s ease-in-out infinite;
  transition: stroke-dasharray 0.15s ease-out;
}
.arc-gauge-card.testing-ping .arc-fill--ping {
  animation: fill-glow-ping 0.65s ease-in-out infinite;
  transition: stroke-dasharray 0.15s ease-out;
}

.speedtest-status { font-size: 13.5px; color: var(--text-sec); text-align: center; min-height: 20px; }

/* Server selector */
.speedtest-server-selector {
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 100%;
  max-width: 680px;
}
.sss-header {
  display: flex;
  align-items: center;
  gap: 7px;
}
.sss-label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}
.sss-select {
  width: 100%;
  padding: 11px 34px 11px 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-s);
  color: var(--text);
  font-size: 13.5px;
  font-family: var(--font);
  cursor: pointer;
  outline: none;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%236b7280' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 13px center;
  transition: border-color var(--t), box-shadow var(--t), background var(--t);
  color-scheme: dark;
}
.sss-select:hover {
  border-color: var(--border-hover);
  background-color: var(--surface-hover);
}
.sss-select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-dim);
}
[data-theme="light"] .sss-select { color-scheme: light; }
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) .sss-select { color-scheme: light; }
}
.sss-list {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border);
  border-radius: var(--r-s);
  overflow: hidden;
}
.sss-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 16px;
  background: var(--surface);
  cursor: pointer;
  transition: background 0.15s;
  border-bottom: 1px solid var(--border);
}
.sss-row:last-child { border-bottom: none; }
.sss-row:hover { background: rgba(59,130,246,0.05); }
.sss-row--active { background: rgba(59,130,246,0.07); }
.sss-radio {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 2px solid var(--border);
  flex-shrink: 0;
  transition: border-color 0.15s, background 0.15s;
  position: relative;
}
.sss-radio--active {
  border-color: var(--primary);
  background: var(--primary);
  box-shadow: 0 0 0 3px rgba(59,130,246,0.18);
}
.sss-radio--active::after {
  content: '';
  position: absolute;
  inset: 2px;
  border-radius: 50%;
  background: #fff;
}
.sss-row-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
  min-width: 0;
}
.sss-row-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 7px;
}
.sss-badge-rec {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #10b981;
  background: rgba(16,185,129,0.12);
  border-radius: 3px;
  padding: 1px 5px;
}
.sss-row-loc {
  font-size: 11.5px;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.sss-row--active .sss-row-name { color: var(--primary-hi); }
.sss-colo-badge {
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 500;
  color: var(--accent);
  background: rgba(34,211,238,0.10);
  border-radius: 4px;
  padding: 1px 6px;
  letter-spacing: 0.04em;
  white-space: nowrap;
  flex-shrink: 0;
}
.sss-custom-wrap {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 10px 16px 14px;
  border-top: 1px solid var(--border);
  background: var(--surface);
}
.sss-url-input {
  width: 100%;
  padding: 9px 12px;
  border-radius: var(--r-s);
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font-size: 13px;
  font-family: var(--font-mono);
  outline: none;
  transition: border-color 0.2s;
  box-sizing: border-box;
}
.sss-url-input:focus { border-color: var(--primary); }
.sss-url-hint {
  font-size: 11px;
  color: var(--text-muted);
  margin: 0;
}
.sss-url-hint a { color: var(--accent); }
.sss-url-hint code { font-family: var(--font-mono); }

/* Server list loading state */
.sss-loading {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 16px;
  font-size: 12.5px;
  color: var(--text-muted);
  background: var(--surface);
}
.sss-spin {
  animation: spin 0.9s linear infinite;
  flex-shrink: 0;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* User info bar (simpler, single row) */
.speedtest-server-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-s);
  padding: 8px 16px;
  width: 100%;
  max-width: 680px;
  font-size: 12.5px;
  color: var(--text-sec);
}
.ssb-dim {
  color: var(--text-muted);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  font-weight: 700;
}
.ssb-sep { color: var(--text-muted); }

/* Jitter inside ping arc circle */
.arc-jitter-inner {
  font-family: var(--font-mono);
  font-size: 11px;
  color: #8b5cf6;
  font-weight: 700;
  margin-top: 5px;
  letter-spacing: 0.03em;
  white-space: nowrap;
  min-height: 15px;
}
@keyframes jitter-flash {
  0%   { color: #e9d5ff; transform: scale(1.22); text-shadow: 0 0 10px rgba(139,92,246,0.90); }
  100% { color: #8b5cf6; transform: scale(1);    text-shadow: none; }
}
.arc-jitter-inner.jitter-flash {
  animation: jitter-flash 0.28s ease-out forwards;
  display: inline-block;
}

/* Jitter in result card */
.spr-jitter {
  font-size: 11px;
  color: #8b5cf6;
  font-weight: 600;
  font-family: var(--font-mono);
  margin-top: 4px;
}
.spr-jitter-lbl { font-weight: 400; color: var(--text-muted); font-family: inherit; }
.spr-foot-sep { opacity: 0.5; }

/* Speed history */
.speed-history-card { padding: 20px 24px; }
.card-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}
.clear-btn {
  font-size: 12px;
  color: var(--text-muted);
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--r-s);
  padding: 4px 12px;
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s;
}
.clear-btn:hover { color: var(--error); border-color: var(--error); }
.speed-history-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.speed-history-table th {
  font-size: 10.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  padding: 0 10px 10px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}
.speed-history-table td {
  padding: 10px;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  color: var(--text-sec);
  vertical-align: middle;
}
.speed-history-table tr:last-child td { border-bottom: none; }
.shist-ts     { color: var(--text-muted); font-size: 12px; }
.shist-dl     { color: #3b82f6; font-family: var(--font-mono); font-weight: 600; }
.shist-ul     { color: #22d3ee; font-family: var(--font-mono); font-weight: 600; }
.shist-ping   { color: #10b981; font-family: var(--font-mono); font-weight: 600; }
.shist-jitter { color: #8b5cf6; font-family: var(--font-mono); font-weight: 600; }
.shist-rating { font-size: 12px; }

/* Light mode arc track */
[data-theme="light"] .arc-track,
[data-theme="light"] .arc-track--lg { stroke: rgba(0,0,0,0.10); }
[data-theme="light"] .speed-history-table td { border-bottom-color: rgba(0,0,0,0.06); }
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) .arc-track,
  :root:not([data-theme="dark"]) .arc-track--lg { stroke: rgba(0,0,0,0.10); }
  :root:not([data-theme="dark"]) .speed-history-table td { border-bottom-color: rgba(0,0,0,0.06); }
}

/* Speed test result summary card */
.speedtest-result-card {
  background: var(--surface);
  border: 1px solid var(--primary-glow);
  border-radius: var(--r);
  padding: 24px 28px;
  width: 100%;
  max-width: 680px;
  box-shadow: 0 0 32px rgba(59,130,246,0.12);
  animation: cardIn 0.3s ease both;
}
.spr-row {
  display: flex;
  align-items: center;
  gap: 0;
  margin-bottom: 18px;
}
.spr-item {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 14px;
}
.spr-divider {
  width: 1px;
  height: 56px;
  background: var(--border);
  margin: 0 24px;
  flex-shrink: 0;
}
.spr-icon {
  width: 44px; height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.spr-icon--down { background: rgba(59,130,246,0.14);  color: var(--primary-hi); }
.spr-icon--up   { background: rgba(34,211,238,0.14);  color: var(--accent); }
.spr-icon--ping { background: rgba(16,185,129,0.14);  color: var(--success); }

.spr-label { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.09em; color: var(--text-muted); margin-bottom: 2px; }
.spr-value { font-family: var(--font-mono); font-size: 28px; font-weight: 700; color: var(--text); line-height: 1.1; }
.spr-value--ping { color: var(--success); }
.spr-unit  { font-size: 11px; color: var(--text-muted); }

.spr-footer {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
  font-size: 12.5px;
  color: var(--text-sec);
  font-weight: 500;
}

@media (max-width: 640px) {
  .spr-row { flex-direction: column; align-items: flex-start; gap: 16px; }
  .spr-divider { width: 100%; height: 1px; margin: 0; }
}

/* ============================================================
   SUBNET CALCULATOR
   ============================================================ */
.subnet-input-card { margin-bottom: 14px; }

.input-label { display: block; font-size: 13px; font-weight: 500; color: var(--text-sec); margin-bottom: 10px; }

.input-row { display: flex; gap: 10px; margin-bottom: 12px; flex-wrap: wrap; }

.ip-input {
  flex: 1;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  border-radius: var(--r-s);
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--text);
  outline: none;
  transition: all var(--t);
  min-width: 0;
}
.ip-input::placeholder { color: var(--text-muted); font-size: 13px; }
.ip-input:focus {
  border-color: var(--primary);
  background: rgba(59,130,246,0.07);
  box-shadow: 0 0 0 3px var(--primary-dim);
}

.quick-examples {
  display: flex;
  gap: 7px;
  align-items: center;
  flex-wrap: wrap;
}
.example-label { font-size: 12px; color: var(--text-muted); flex-shrink: 0; }
.example-btn {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-sec);
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  padding: 3px 9px;
  border-radius: 4px;
  cursor: pointer;
  transition: all var(--t);
}
.example-btn:hover {
  background: var(--primary-dim);
  border-color: rgba(59,130,246,0.30);
  color: var(--primary-hi);
}

.subnet-result-card { margin-bottom: 14px; }
.subnet-grid { display: flex; flex-direction: column; gap: 0; margin-bottom: 22px; }
.subnet-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  gap: 16px;
}
.subnet-row:last-child { border-bottom: none; }
.subnet-row.highlight {
  padding: 12px 14px;
  margin: 4px 0;
  background: var(--primary-dim);
  border-radius: var(--r-s);
  border-bottom: none;
}
.subnet-label { font-size: 13px; color: var(--text-sec); flex-shrink: 0; }
.subnet-value { font-size: 13px; color: var(--text); text-align: right; }
.subnet-value.mono { font-family: var(--font-mono); }

.binary-section { border-top: 1px solid var(--border); padding-top: 18px; }
.binary-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.10em;
  color: var(--text-muted);
  margin-bottom: 12px;
}
.binary-grid { display: flex; flex-direction: column; gap: 7px; }
.binary-row { display: flex; align-items: center; gap: 12px; }
.binary-label {
  font-size: 11px;
  color: var(--text-muted);
  width: 52px;
  flex-shrink: 0;
  text-align: right;
}
.binary-value {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--accent);
  letter-spacing: 0.04em;
  word-break: break-all;
}

.subnet-error-card { margin-bottom: 14px; }
.error-msg { color: var(--error); font-size: 13.5px; }

/* ============================================================
   BUTTONS
   ============================================================ */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 24px;
  background: var(--primary);
  color: #fff;
  font-family: var(--font);
  font-size: 13.5px;
  font-weight: 600;
  border: none;
  border-radius: var(--r-s);
  cursor: pointer;
  transition: all var(--t);
  box-shadow: 0 4px 18px var(--primary-glow);
  white-space: nowrap;
  flex-shrink: 0;
}
.btn-primary:hover {
  background: #1d4ed8;
  box-shadow: 0 4px 30px rgba(59,130,246,0.55);
  transform: translateY(-1px);
}
.btn-primary:active { transform: translateY(0); }
.btn-primary:disabled { opacity: 0.42; cursor: not-allowed; transform: none; box-shadow: none; }

.btn-lg {
  padding: 14px 34px;
  font-size: 15px;
  border-radius: var(--r);
  box-shadow: 0 6px 32px var(--primary-glow);
}
.btn-lg:disabled { opacity: 0.4; cursor: not-allowed; transform: none !important; }

/* ============================================================
   TOAST
   ============================================================ */
.toast {
  position: fixed;
  bottom: 22px;
  right: 22px;
  background: rgba(10,15,38,0.96);
  backdrop-filter: var(--blur);
  color: var(--text);
  padding: 10px 16px;
  border-radius: var(--r-s);
  font-size: 13px;
  border: 1px solid var(--border);
  z-index: 9999;
  opacity: 0;
  transform: translateY(8px);
  transition: all 0.25s ease;
  pointer-events: none;
}
.toast.show { opacity: 1; transform: translateY(0); }

[data-theme="light"] .toast {
  background: rgba(255,255,255,0.97);
  color: var(--text);
  border-color: rgba(59,130,246,0.22);
  box-shadow: 0 4px 16px rgba(0,0,0,0.13);
}
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) .toast {
    background: rgba(255,255,255,0.97);
    color: var(--text);
    border-color: rgba(59,130,246,0.22);
    box-shadow: 0 4px 16px rgba(0,0,0,0.13);
  }
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--border);
  padding: 14px 0;
}
.footer-inner {
  display: flex;
  gap: 8px;
  justify-content: center;
  align-items: center;
  font-size: 12px;
  color: var(--text-muted);
}
.footer-sep { opacity: 0.4; }

/* ============================================================
   UTILITIES
   ============================================================ */
@keyframes spin { to { transform: rotate(360deg); } }
.spin { animation: spin 0.9s linear infinite; display: inline-block; }

.flag-img {
  display: inline-block;
  width: 20px;
  height: auto;
  vertical-align: middle;
  border-radius: 2px;
  margin-right: 4px;
  flex-shrink: 0;
}
.meta-item .flag-img { width: 16px; }

/* ============================================================
   MAP PLACEHOLDER
   ============================================================ */
.map-placeholder {
  position: absolute;
  inset: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg);
  overflow: hidden;
}
.map-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(59,130,246,0.09) 1px, transparent 1px),
    linear-gradient(90deg, rgba(59,130,246,0.09) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 55% 55% at 50% 50%, black 20%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 55% 55% at 50% 50%, black 20%, transparent 80%);
}
.map-placeholder-inner {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 40px 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.map-placeholder-icon {
  width: 80px; height: 80px;
  background: rgba(59,130,246,0.12);
  border: 1px solid rgba(59,130,246,0.28);
  border-radius: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 22px;
  color: var(--primary);
  box-shadow: 0 0 44px rgba(59,130,246,0.22);
}
.map-placeholder-title {
  font-size: 38px;
  font-weight: 800;
  letter-spacing: -1.5px;
  margin-bottom: 10px;
}
.map-placeholder-desc {
  font-size: 15px;
  color: var(--text-sec);
  margin-bottom: 28px;
  max-width: 380px;
  line-height: 1.55;
}
.map-placeholder-hint {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 16px;
  display: flex;
  align-items: center;
  gap: 6px;
}

/* ============================================================
   MAP TAB
   ============================================================ */
#tab-map { animation: none; }
.map-wrap {
  position: relative;
  height: calc(100vh - 64px);
  overflow: hidden;
}
#leaflet-map {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: var(--bg);
}
.map-card {
  position: absolute;
  top: 20px; left: 20px;
  z-index: 1000;
  background: rgba(7,9,28,0.90);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 18px 20px;
  min-width: 230px;
  max-width: 300px;
  box-shadow: 0 8px 40px rgba(0,0,0,0.55);
}
.map-card-ip {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 10px;
}
.map-card-loc {
  font-size: 13px;
  color: var(--text-sec);
  margin-bottom: 5px;
  display: flex;
  align-items: center;
  gap: 4px;
}
.map-card-coords { font-family: var(--font-mono); font-size: 11px; color: var(--text-muted); margin-bottom: 4px; }
.map-card-isp { font-size: 11.5px; color: var(--text-muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 260px; }

.map-marker {
  width: 14px; height: 14px;
  background: var(--primary);
  border: 2px solid rgba(255,255,255,0.55);
  border-radius: 50%;
  position: relative;
}
.map-marker-ring {
  position: absolute;
  inset: -7px;
  border-radius: 50%;
  border: 2px solid var(--primary);
  animation: mapPulse 2.2s ease-out infinite;
}
@keyframes mapPulse {
  0%   { transform: scale(1);   opacity: 0.85; }
  100% { transform: scale(2.8); opacity: 0; }
}

/* Leaflet dark theme overrides */
.leaflet-container { background: #090c1e !important; font-family: var(--font) !important; }

/* Boost dark tile contrast so roads/labels are clearly visible */
:root:not([data-theme="light"]) #leaflet-map .leaflet-tile-pane { filter: brightness(1.45) contrast(1.08); }
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) #leaflet-map .leaflet-tile-pane { filter: none; }
}
[data-theme="light"] #leaflet-map .leaflet-tile-pane { filter: none; }
.leaflet-popup-content-wrapper {
  background: rgba(7,9,28,0.96) !important;
  backdrop-filter: blur(20px) !important;
  border: 1px solid var(--border) !important;
  color: var(--text) !important;
  border-radius: var(--r-s) !important;
  box-shadow: 0 8px 32px rgba(0,0,0,0.55) !important;
}
.leaflet-popup-tip-container { display: none; }
.leaflet-popup-close-button { color: var(--text-muted) !important; }
.leaflet-popup-close-button:hover { color: var(--text) !important; }
.leaflet-bar a { background: rgba(7,9,28,0.92) !important; color: var(--text) !important; border-color: var(--border) !important; }
.leaflet-bar a:hover { background: rgba(59,130,246,0.18) !important; }
.leaflet-control-attribution { background: rgba(7,9,28,0.72) !important; color: var(--text-muted) !important; font-size: 10px !important; }
.leaflet-control-attribution a { color: var(--accent) !important; }

/* Leaflet + map-card — light theme overrides (undo hardcoded dark rgba) */
[data-theme="light"] .leaflet-container { background: #e8ecf0 !important; }
[data-theme="light"] .leaflet-popup-content-wrapper { background: rgba(255,255,255,0.97) !important; box-shadow: 0 4px 20px rgba(0,0,0,0.13) !important; }
[data-theme="light"] .leaflet-bar a { background: rgba(255,255,255,0.94) !important; }
[data-theme="light"] .leaflet-control-attribution { background: rgba(255,255,255,0.82) !important; color: var(--text-muted) !important; }
[data-theme="light"] .map-card { background: rgba(255,255,255,0.96); box-shadow: 0 8px 32px rgba(0,0,0,0.13); }
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) .leaflet-container { background: #e8ecf0 !important; }
  :root:not([data-theme="dark"]) .leaflet-popup-content-wrapper { background: rgba(255,255,255,0.97) !important; box-shadow: 0 4px 20px rgba(0,0,0,0.13) !important; }
  :root:not([data-theme="dark"]) .leaflet-bar a { background: rgba(255,255,255,0.94) !important; }
  :root:not([data-theme="dark"]) .leaflet-control-attribution { background: rgba(255,255,255,0.82) !important; color: var(--text-muted) !important; }
  :root:not([data-theme="dark"]) .map-card { background: rgba(255,255,255,0.96); box-shadow: 0 8px 32px rgba(0,0,0,0.13); }
}

/* ============================================================
   FERRAMENTAS DNS & EMAIL
   ============================================================ */
.tools-input-card { margin-bottom: 14px; }

.tools-checks {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 4px;
}
.check-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12.5px;
  color: var(--text-sec);
  cursor: pointer;
  user-select: none;
  padding: 5px 11px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: var(--r-s);
  transition: all var(--t);
}
.check-label:hover { background: var(--primary-dim); border-color: rgba(59,130,246,0.28); color: var(--text); }
.check-label input[type=checkbox] { accent-color: var(--primary); width: 13px; height: 13px; cursor: pointer; }

.tools-quick {
  display: flex;
  gap: 7px;
  align-items: center;
  flex-wrap: wrap;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

/* ============================================================
   DNS RESULT CARDS
   ============================================================ */
.dns-result-card { margin-bottom: 10px; }

.dns-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}
.dns-card-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
}
.dns-type-badge {
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 4px;
  background: var(--primary-dim);
  color: var(--primary-hi);
  border: 1px solid rgba(59,130,246,0.24);
  letter-spacing: 0.04em;
}
.dns-status {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 12px;
}
.dns-record {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--accent);
  word-break: break-all;
  background: var(--accent-dim);
  border: 1px solid rgba(34,211,238,0.15);
  padding: 8px 12px;
  border-radius: var(--r-s);
  margin-bottom: 6px;
  line-height: 1.5;
}
.dns-record:last-child { margin-bottom: 0; }
.dns-policy { font-size: 12px; margin-top: 8px; display: flex; align-items: center; gap: 6px; }

.mx-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.mx-table th {
  text-align: left;
  color: var(--text-muted);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}
.mx-table td { padding: 8px 0; border-bottom: 1px solid rgba(255,255,255,0.03); color: var(--text); }
.mx-table td:first-child { font-family: var(--font-mono); color: var(--primary-hi); width: 80px; }
.mx-table td:last-child { font-family: var(--font-mono); font-size: 12.5px; }
.mx-table tr:last-child td { border-bottom: none; }

/* ============================================================
   BLACKLISTS
   ============================================================ */
.bl-summary {
  padding: 10px 14px;
  border-radius: var(--r-s);
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.bl-summary.clean   { background: rgba(16,185,129,0.12); border: 1px solid rgba(16,185,129,0.28); color: var(--success); }
.bl-summary.warning { background: rgba(245,158,11,0.12); border: 1px solid rgba(245,158,11,0.28); color: var(--warning); }
.bl-summary.danger  { background: rgba(239,68,68,0.12);  border: 1px solid rgba(239,68,68,0.30);  color: var(--error); }

.bl-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
  gap: 6px;
  margin-bottom: 10px;
}
.bl-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 10px;
  border-radius: var(--r-s);
  font-size: 12px;
  border: 1px solid var(--border);
  border-left-width: 3px;
  background: var(--surface);
  transition: all var(--t);
}

/* LISTED — red alert (the exception that needs attention) */
.bl-item.listed {
  background: rgba(239,68,68,0.12);
  border-color: rgba(239,68,68,0.45);
  border-left-color: rgba(239,68,68,0.85);
}
/* CLEAN — very subtle green tint + left accent */
.bl-item.clean {
  background: rgba(16,185,129,0.06);
  border-left-color: rgba(16,185,129,0.55);
}
.bl-item.checking { opacity: 0.5; }

.bl-name { color: var(--text-sec); transition: color var(--t); font-size: 12px; }
a.bl-name { text-decoration: none; cursor: pointer; }
a.bl-name:hover { color: var(--primary-hi); text-decoration: underline; }
.bl-item.listed .bl-name { color: var(--text) !important; font-weight: 700; }

/* Tags — solid chips, always #fff text */
.bl-tag { font-size: 10.5px; font-weight: 700; padding: 2px 7px; border-radius: 3px; }
.bl-tag.ok  { background: #047857; color: #fff; }
.bl-tag.bad { background: #b91c1c; color: #fff; font-size: 11px; }
.bl-tag.err { background: rgba(128,128,128,0.12); color: var(--text-muted); }

.dns-note { font-size: 11.5px; color: var(--text-muted); line-height: 1.5; margin-top: 8px; }
.dns-no-result { font-size: 13px; color: var(--text-muted); }

@keyframes dnsLoad {
  from { transform: translateX(-100%); }
  to   { transform: translateX(300%); }
}
.dns-progress {
  height: 2px;
  background: var(--border);
  border-radius: 2px;
  overflow: hidden;
}
.dns-progress-bar {
  height: 100%;
  width: 40%;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  border-radius: 2px;
  animation: dnsLoad 1.4s ease-in-out infinite;
}

/* ============================================================
   DNS LOOKUP & NETWORK TOOLS
   ============================================================ */
.dns-select {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-s);
  color: var(--text);
  padding: 10px 30px 10px 12px;
  font-size: 13px;
  font-family: var(--font-mono);
  cursor: pointer;
  outline: none;
  flex: none;
  min-width: 90px;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%236b7280' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  transition: border-color var(--t), box-shadow var(--t);
}
.dns-select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-dim);
}
.dns-select { color-scheme: dark; }
[data-theme="light"] .dns-select { color-scheme: light; }
@media (prefers-color-scheme: light) { :root:not([data-theme="dark"]) .dns-select { color-scheme: light; } }

.net-section-card { margin-top: 14px; }

.net-tool-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 12px;
  flex-wrap: wrap;
}
.net-tool-note {
  font-size: 11px;
  font-weight: 400;
  color: var(--text-muted);
}
.net-tool-divider { height: 1px; background: var(--border); margin: 0; }

.port-presets {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin-top: 10px;
}
.port-btn {
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  border-radius: var(--r-s);
  color: var(--text-sec);
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 4px 10px;
  cursor: pointer;
  transition: all var(--t);
}
.port-btn:hover   { background: var(--primary-dim); border-color: rgba(59,130,246,0.32); color: var(--primary-hi); }
.port-btn.open    { background: rgba(16,185,129,0.16); border-color: rgba(16,185,129,0.40); color: #6ee7b7; font-weight: 700; }
.port-btn.closed  { background: rgba(239,68,68,0.12);  border-color: rgba(239,68,68,0.35); color: #fca5a5; font-weight: 700; }
.port-btn.filtered{ background: rgba(245,158,11,0.10); border-color: rgba(245,158,11,0.35); color: #fcd34d; font-weight: 700; }
.port-btn.testing { opacity: 0.55; cursor: wait; }

/* DNS lookup result rows */
.dns-lookup-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 9px 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}
.dns-lookup-row:last-child { border-bottom: none; }

.dns-lookup-ttl {
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--text-muted);
  white-space: nowrap;
  padding-top: 2px;
  min-width: 72px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1px 6px;
  text-align: center;
  cursor: help;
}
.dns-lookup-data {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--text);
  word-break: break-all;
  flex: 1;
  line-height: 1.5;
}
/* Priority badge for MX / SRV records */
.dns-priority {
  display: inline-block;
  background: var(--accent-dim);
  border: 1px solid rgba(34,211,238,0.22);
  color: var(--accent);
  font-size: 10.5px;
  font-weight: 700;
  padding: 0 6px;
  border-radius: 3px;
  margin-right: 4px;
  vertical-align: middle;
  font-family: var(--font-mono);
}

/* Ping results */
.ping-result-grid {
  display: flex;
  gap: 12px;
  margin-top: 12px;
  flex-wrap: wrap;
}
.ping-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-s);
  padding: 12px 18px;
  min-width: 72px;
}
.ping-val {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  color: var(--accent);
  line-height: 1.2;
}
.ping-label {
  font-size: 10px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 4px;
}

/* Port result rows */
.port-result-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 10px;
  border-radius: var(--r-s);
  font-size: 13px;
  background: rgba(255,255,255,0.025);
  border: 1px solid var(--border);
  margin-bottom: 6px;
  transition: all var(--t);
}
.port-result-row.open     { background: rgba(16,185,129,0.10);  border-color: rgba(16,185,129,0.30); }
.port-result-row.filtered { background: rgba(245,158,11,0.08);  border-color: rgba(245,158,11,0.28); }
.port-result-row.blocked  { background: rgba(239,68,68,0.08);   border-color: rgba(239,68,68,0.25); }
.port-result-row.testing  { opacity: 0.6; }

.port-result-port   { font-family: var(--font-mono); font-size: 13px; color: var(--primary-hi); min-width: 52px; font-weight: 600; }
.port-result-status { flex: 1; font-size: 12.5px; font-weight: 500; }
.port-result-ms     { font-family: var(--font-mono); font-size: 11px; color: var(--text-muted); }

/* ============================================================
   GENERIC NET RESULT (success / error banner)
   ============================================================ */
.net-result {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 13px 16px;
  border-radius: var(--r-s);
  font-size: 13px;
  font-weight: 600;
  margin-top: 10px;
  border: 1px solid transparent;
  border-left-width: 4px;
  animation: cardIn 0.22s ease both;
  transition: background var(--t), border-color var(--t);
}
.net-result--ok {
  background: rgba(16,185,129,0.13);
  border-color: rgba(16,185,129,0.30);
  border-left-color: var(--success);
  color: var(--success);
}
.net-result--warn {
  background: rgba(245,158,11,0.11);
  border-color: rgba(245,158,11,0.30);
  border-left-color: var(--warning);
  color: var(--warning);
}
.net-result--err {
  background: rgba(239,68,68,0.11);
  border-color: rgba(239,68,68,0.30);
  border-left-color: var(--error);
  color: var(--error);
}

/* ============================================================
   TRACEROUTE
   ============================================================ */
.tracert-result {
  border: 1px solid var(--border);
  border-radius: var(--r-s);
  overflow: hidden;
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
}
.tracert-header {
  display: grid;
  grid-template-columns: 36px 1fr auto;
  gap: 12px;
  padding: 7px 12px;
  background: var(--primary-dim);
  color: var(--primary-hi);
  font-size: 10.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
}
.tracert-row {
  display: grid;
  grid-template-columns: 36px 1fr auto;
  gap: 12px;
  padding: 8px 12px;
  border-top: 1px solid rgba(255,255,255,0.04);
  transition: background var(--t);
}
.tracert-row:hover { background: rgba(255,255,255,0.03); }
.tracert-hop  { color: var(--text-muted); text-align: right; }
.tracert-host { color: var(--text); word-break: break-all; }
.tracert-rtt  { white-space: nowrap; font-weight: 700; }

/* Traceroute fallback links */
.tracert-fallbacks {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 6px;
}
.tracert-fallback-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 6px 14px;
  border-radius: var(--r-s);
  border: 1px solid var(--border);
  background: var(--primary-dim);
  color: var(--primary-hi);
  font-size: 12.5px;
  font-weight: 600;
  text-decoration: none;
  transition: all var(--t);
}
.tracert-fallback-btn:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}


/* ============================================================
   PAGE ACTIONS (Print / PDF export button)
   ============================================================ */
.page-actions {
  margin-top: 14px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.page-action-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 16px;
  border-radius: var(--r-s);
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.04);
  color: var(--text-sec);
  font-size: 12.5px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--t);
  line-height: 1;
}
.page-action-btn:hover {
  background: var(--primary-dim);
  border-color: rgba(59,130,246,0.35);
  color: var(--primary-hi);
}
.page-action-btn svg {
  flex-shrink: 0;
  opacity: 0.75;
}
@media print {
  .header, .nav, .page-actions, .btn-primary, .copy-btn, .clear-btn { display: none !important; }
  .tab-content { display: block !important; }
  .tab-content:not(.active) { display: none !important; }
  body { background: #fff !important; color: #000 !important; }
  .card { border: 1px solid #ccc !important; background: #fff !important; }
}

/* ============================================================
   SCI-FI DASHBOARD — VISUAL OVERHAUL
   ============================================================ */

/* --- Dot grid overlay on background --- */
.bg-orbs::after {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    radial-gradient(circle, rgba(59,130,246,0.22) 1px, transparent 1px),
    radial-gradient(circle, rgba(34,211,238,0.10) 1px, transparent 1px);
  background-size: 28px 28px, 84px 84px;
  background-position: 0 0, 14px 14px;
}
[data-theme="light"] .bg-orbs::after { opacity: 0.35; }
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) .bg-orbs::after { opacity: 0.35; }
}

/* Intensify orbs in dark mode */
:root:not([data-theme="light"]) .orb-1 {
  background: radial-gradient(circle, rgba(59,130,246,0.72), transparent 66%);
}
:root:not([data-theme="light"]) .orb-2 {
  background: radial-gradient(circle, rgba(34,211,238,0.52), transparent 66%);
}
:root:not([data-theme="light"]) .orb-3 {
  background: radial-gradient(circle, rgba(99,102,241,0.38), transparent 66%);
}

/* --- Subtle scan lines (dark only) --- */
:root:not([data-theme="light"]) body::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 9998;
  pointer-events: none;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 3px,
    rgba(0,200,255,0.014) 3px,
    rgba(0,200,255,0.014) 4px
  );
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) body::after { display: block; }
}

/* --- Card: position context + glow --- */
.card {
  position: relative;
  border-color: rgba(59,130,246,0.18);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,0.07),
    0 4px 28px rgba(0,0,0,0.55);
}
.card:hover {
  border-color: rgba(59,130,246,0.42);
  box-shadow:
    0 0 0 1px rgba(59,130,246,0.10),
    0 0 32px rgba(59,130,246,0.20),
    inset 0 1px 0 rgba(255,255,255,0.10),
    0 8px 40px rgba(0,0,0,0.6);
}

/* Hover top-gradient beacon (non-ip-card only, since ip-card uses ::after for that) */
.card:not(.ip-card)::before {
  content: '';
  position: absolute;
  top: 0; left: 25%; right: 25%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(59,130,246,0.75), rgba(34,211,238,0.75), transparent);
  opacity: 0;
  transition: opacity 0.35s ease, left 0.35s ease, right 0.35s ease;
}
.card:not(.ip-card):hover::before {
  opacity: 1;
  left: 10%;
  right: 10%;
}

/* Light mode card: softer */
[data-theme="light"] .card { border-color: rgba(59,130,246,0.16); box-shadow: 0 2px 16px rgba(0,0,0,0.08); }
[data-theme="light"] .card:hover { box-shadow: 0 4px 24px rgba(59,130,246,0.14); }
[data-theme="light"] .card:not(.ip-card)::before { display: none; }
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) .card { border-color: rgba(59,130,246,0.16); box-shadow: 0 2px 16px rgba(0,0,0,0.08); }
  :root:not([data-theme="dark"]) .card:hover { box-shadow: 0 4px 24px rgba(59,130,246,0.14); }
  :root:not([data-theme="dark"]) .card:not(.ip-card)::before { display: none; }
}

/* --- IP card scanner sweep --- */
@keyframes scanSweep {
  0%   { transform: translateX(-200%); opacity: 0; }
  15%  { opacity: 1; }
  85%  { opacity: 1; }
  100% { transform: translateX(600%); opacity: 0; }
}
.ip-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; bottom: 0;
  width: 22%;
  background: linear-gradient(90deg, transparent, rgba(34,211,238,0.09), transparent);
  animation: scanSweep 5s ease-in-out infinite;
  pointer-events: none;
}
[data-theme="light"] .ip-card::before { display: none; }
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) .ip-card::before { display: none; }
}

/* --- IP address text glow --- */
:root:not([data-theme="light"]) .ip-display {
  text-shadow: 0 0 28px rgba(34,211,238,0.50);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .ip-display { text-shadow: 0 0 28px rgba(34,211,238,0.50); }
}

/* --- Badge glow --- */
:root:not([data-theme="light"]) .badge-v4 {
  background: rgba(59,130,246,0.22);
  border-color: rgba(59,130,246,0.48);
  box-shadow: 0 0 10px rgba(59,130,246,0.25);
}
:root:not([data-theme="light"]) .badge-v6 {
  background: rgba(34,211,238,0.18);
  border-color: rgba(34,211,238,0.42);
  box-shadow: 0 0 10px rgba(34,211,238,0.22);
}

/* --- Header: gradient bottom border + glow --- */
.header {
  border-bottom-color: rgba(59,130,246,0.22);
  box-shadow: 0 1px 0 rgba(34,211,238,0.10), 0 4px 24px rgba(0,0,0,0.40);
}
.header::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--primary) 35%, var(--accent) 65%, transparent 100%);
  opacity: 0.55;
  pointer-events: none;
}
[data-theme="light"] .header::after { opacity: 0.35; }
[data-theme="light"] .header { box-shadow: 0 2px 16px rgba(0,0,0,0.08); }

/* --- Nav active: gradient + stronger glow --- */
:root:not([data-theme="light"]) .nav-btn.active {
  background: linear-gradient(135deg, var(--primary) 0%, rgba(34,211,238,0.88) 100%);
  box-shadow: 0 0 22px rgba(59,130,246,0.55), 0 0 44px rgba(34,211,238,0.18);
}

/* --- Header IP chip: neon accent --- */
:root:not([data-theme="light"]) .header-ip-chip {
  background: rgba(59,130,246,0.18);
  border-color: rgba(59,130,246,0.42);
  box-shadow: 0 0 14px rgba(59,130,246,0.22);
}
:root:not([data-theme="light"]) .header-ip-chip:hover {
  background: rgba(59,130,246,0.28);
  box-shadow: 0 0 24px rgba(59,130,246,0.40);
}

/* Header dot: glow pulse */
:root:not([data-theme="light"]) .header-ip-dot {
  box-shadow: 0 0 7px var(--success);
}

/* --- Detail row hover --- */
:root:not([data-theme="light"]) .detail-row:hover .detail-value {
  color: var(--accent);
  text-shadow: 0 0 12px rgba(34,211,238,0.40);
  transition: color var(--t), text-shadow var(--t);
}

/* --- Loading dots glow --- */
:root:not([data-theme="light"]) .loading-dots {
  color: var(--accent);
  text-shadow: 0 0 14px rgba(34,211,238,0.45);
}

/* --- Buttons: stronger glow --- */
.btn-primary {
  box-shadow: 0 4px 18px rgba(59,130,246,0.48);
}
.btn-primary:hover {
  box-shadow: 0 4px 32px rgba(59,130,246,0.72), 0 0 24px rgba(59,130,246,0.22);
}

/* --- Speed test button: electric --- */
:root:not([data-theme="light"]) .speedtest-btn {
  box-shadow: 0 4px 22px rgba(59,130,246,0.50), 0 0 50px rgba(34,211,238,0.18);
  border: 1px solid rgba(255,255,255,0.18);
}
:root:not([data-theme="light"]) .speedtest-btn:hover:not(:disabled) {
  box-shadow: 0 4px 36px rgba(59,130,246,0.70), 0 0 70px rgba(34,211,238,0.30);
}

/* --- Net result banners: subtle glow --- */
:root:not([data-theme="light"]) .net-result--ok  { box-shadow: 0 0 16px rgba(16,185,129,0.16); }
:root:not([data-theme="light"]) .net-result--warn { box-shadow: 0 0 16px rgba(245,158,11,0.14); }
:root:not([data-theme="light"]) .net-result--err  { box-shadow: 0 0 16px rgba(239,68,68,0.14); }

/* --- Port result rows: glow on state --- */
:root:not([data-theme="light"]) .port-result-row.open    { box-shadow: 0 0 12px rgba(16,185,129,0.14); }
:root:not([data-theme="light"]) .port-result-row.blocked { box-shadow: 0 0 12px rgba(239,68,68,0.10); }

/* --- Arc gauge: glow text --- */
:root:not([data-theme="light"]) .arc-val {
  text-shadow: 0 0 20px rgba(255,255,255,0.25);
}

/* --- Page title accent word glow --- */
:root:not([data-theme="light"]) .text-accent {
  text-shadow: 0 0 24px rgba(34,211,238,0.55);
}

/* ============================================================
   SCI-FI — LIGHT MODE ADAPTATION
   ============================================================ */

/* Dot grid - visible in light mode */
[data-theme="light"] .bg-orbs::after {
  background-image:
    radial-gradient(circle, rgba(37,99,235,0.22) 1px, transparent 1px),
    radial-gradient(circle, rgba(8,145,178,0.11) 1px, transparent 1px);
  opacity: 1;
}
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) .bg-orbs::after {
    background-image:
      radial-gradient(circle, rgba(37,99,235,0.22) 1px, transparent 1px),
      radial-gradient(circle, rgba(8,145,178,0.11) 1px, transparent 1px);
    opacity: 1;
  }
}

/* Cards: colored border + shadow on hover */
[data-theme="light"] .card {
  border-color: rgba(37,99,235,0.18);
  box-shadow: 0 2px 14px rgba(37,99,235,0.07), inset 0 1px 0 rgba(255,255,255,0.9);
}
[data-theme="light"] .card:hover {
  border-color: rgba(37,99,235,0.40);
  box-shadow:
    0 0 0 1px rgba(37,99,235,0.10),
    0 4px 28px rgba(37,99,235,0.18),
    inset 0 1px 0 rgba(255,255,255,0.95);
}
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) .card { border-color: rgba(37,99,235,0.18); box-shadow: 0 2px 14px rgba(37,99,235,0.07); }
  :root:not([data-theme="dark"]) .card:hover { border-color: rgba(37,99,235,0.40); box-shadow: 0 4px 28px rgba(37,99,235,0.18); }
}

/* Top gradient line on hover - light mode */
[data-theme="light"] .card:not(.ip-card)::before {
  display: block;
  background: linear-gradient(90deg, transparent, rgba(37,99,235,0.55), rgba(8,145,178,0.55), transparent);
}
[data-theme="light"] .card:not(.ip-card):hover::before { opacity: 1; left: 10%; right: 10%; }
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) .card:not(.ip-card)::before {
    display: block;
    background: linear-gradient(90deg, transparent, rgba(37,99,235,0.55), rgba(8,145,178,0.55), transparent);
  }
  :root:not([data-theme="dark"]) .card:not(.ip-card):hover::before { opacity: 1; left: 10%; right: 10%; }
}

/* IP card scanner - light variant */
[data-theme="light"] .ip-card::before {
  display: block;
  background: linear-gradient(90deg, transparent, rgba(37,99,235,0.07), transparent);
}
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) .ip-card::before {
    display: block;
    background: linear-gradient(90deg, transparent, rgba(37,99,235,0.07), transparent);
  }
}

/* IP text: deep blue in light mode */
[data-theme="light"] .ip-display { color: #1e3a8a; }
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) .ip-display { color: #1e3a8a; }
}

/* Header dot glow */
[data-theme="light"] .header-ip-dot { box-shadow: 0 0 6px var(--success); }
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) .header-ip-dot { box-shadow: 0 0 6px var(--success); }
}

/* Header IP chip */
[data-theme="light"] .header-ip-chip {
  background: rgba(37,99,235,0.10);
  border-color: rgba(37,99,235,0.32);
  box-shadow: 0 0 12px rgba(37,99,235,0.14);
}
[data-theme="light"] .header-ip-chip:hover {
  background: rgba(37,99,235,0.18);
  box-shadow: 0 0 20px rgba(37,99,235,0.26);
}

/* Nav active: gradient in light mode */
[data-theme="light"] .nav-btn.active {
  background: linear-gradient(135deg, var(--primary) 0%, rgba(8,145,178,0.90) 100%);
  box-shadow: 0 0 16px rgba(37,99,235,0.40), 0 0 32px rgba(8,145,178,0.16);
}
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) .nav-btn.active {
    background: linear-gradient(135deg, var(--primary) 0%, rgba(8,145,178,0.90) 100%);
    box-shadow: 0 0 16px rgba(37,99,235,0.40), 0 0 32px rgba(8,145,178,0.16);
  }
}

/* Badge accents - light */
[data-theme="light"] .badge-v4 { background: rgba(37,99,235,0.13); border-color: rgba(37,99,235,0.36); }
[data-theme="light"] .badge-v6 { background: rgba(8,145,178,0.12); border-color: rgba(8,145,178,0.35); }
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) .badge-v4 { background: rgba(37,99,235,0.13); border-color: rgba(37,99,235,0.36); }
  :root:not([data-theme="dark"]) .badge-v6 { background: rgba(8,145,178,0.12); border-color: rgba(8,145,178,0.35); }
}

/* Detail row hover - light */
[data-theme="light"] .detail-row:hover .detail-value { color: var(--primary); transition: color var(--t); }
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) .detail-row:hover .detail-value { color: var(--primary); }
}

/* Loading dots - light */
[data-theme="light"] .loading-dots { color: var(--primary); }
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) .loading-dots { color: var(--primary); }
}

/* Net result glow - light */
[data-theme="light"] .net-result--ok  { box-shadow: 0 0 14px rgba(5,150,105,0.14); }
[data-theme="light"] .net-result--warn { box-shadow: 0 0 14px rgba(217,119,6,0.12); }
[data-theme="light"] .net-result--err  { box-shadow: 0 0 14px rgba(220,38,38,0.12); }
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) .net-result--ok  { box-shadow: 0 0 14px rgba(5,150,105,0.14); }
  :root:not([data-theme="dark"]) .net-result--warn { box-shadow: 0 0 14px rgba(217,119,6,0.12); }
  :root:not([data-theme="dark"]) .net-result--err  { box-shadow: 0 0 14px rgba(220,38,38,0.12); }
}

/* Buttons glow - light */
[data-theme="light"] .btn-primary { box-shadow: 0 4px 18px rgba(37,99,235,0.38); }
[data-theme="light"] .btn-primary:hover { box-shadow: 0 4px 28px rgba(37,99,235,0.58); }
[data-theme="light"] .speedtest-btn { box-shadow: 0 4px 20px rgba(37,99,235,0.38); border: 1px solid rgba(255,255,255,0.40); }
[data-theme="light"] .speedtest-btn:hover:not(:disabled) { box-shadow: 0 4px 36px rgba(37,99,235,0.58); }
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) .btn-primary { box-shadow: 0 4px 18px rgba(37,99,235,0.38); }
  :root:not([data-theme="dark"]) .btn-primary:hover { box-shadow: 0 4px 28px rgba(37,99,235,0.58); }
  :root:not([data-theme="dark"]) .speedtest-btn { box-shadow: 0 4px 20px rgba(37,99,235,0.38); }
  :root:not([data-theme="dark"]) .speedtest-btn:hover:not(:disabled) { box-shadow: 0 4px 36px rgba(37,99,235,0.58); }
}

/* ============================================================
   VERSION BADGE
   ============================================================ */
.footer-version {
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 600;
  color: var(--text-muted);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1px 7px;
  letter-spacing: 0.05em;
  transition: color var(--t), border-color var(--t), box-shadow var(--t);
  cursor: default;
}
:root:not([data-theme="light"]) .footer-version:hover {
  color: var(--accent);
  border-color: rgba(34,211,238,0.35);
  box-shadow: 0 0 8px rgba(34,211,238,0.20);
}
[data-theme="light"] .footer-version:hover { color: var(--primary); border-color: rgba(37,99,235,0.35); }

/* ============================================================
   WEBRTC LEAK TEST
   ============================================================ */
.webrtc-grid { display: flex; flex-direction: column; gap: 7px; margin-top: 10px; }
.webrtc-ip-row {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 14px; background: var(--surface);
  border: 1px solid var(--border); border-radius: var(--r-s);
  animation: cardIn 0.22s ease both;
}
.webrtc-ip-type { font-size: 11.5px; color: var(--text-sec); min-width: 140px; flex-shrink: 0; }
.webrtc-ip-val  { font-family: var(--font-mono); font-weight: 600; color: var(--text); flex: 1; font-size: 13px; }
.webrtc-ip-badge { font-size: 10.5px; font-weight: 700; padding: 2px 8px; border-radius: 4px; white-space: nowrap; }
.webrtc-ip-badge.ok      { background: rgba(16,185,129,0.14); color: var(--success); border: 1px solid rgba(16,185,129,0.28); }
.webrtc-ip-badge.warn    { background: rgba(239,68,68,0.14);  color: var(--error);   border: 1px solid rgba(239,68,68,0.28); }
.webrtc-ip-badge.neutral { background: var(--primary-dim);    color: var(--primary-hi); border: 1px solid rgba(59,130,246,0.25); }

/* ============================================================
   DNS PROPAGATION
   ============================================================ */
.prop-grid { display: flex; flex-direction: column; gap: 5px; margin-top: 4px; }
.prop-row {
  display: grid; grid-template-columns: 120px 1fr auto;
  align-items: center; gap: 10px;
  padding: 9px 12px; background: var(--surface);
  border: 1px solid var(--border); border-left-width: 3px;
  border-radius: var(--r-s); font-size: 12.5px;
  transition: all var(--t); animation: cardIn 0.18s ease both;
}
.prop-row--match { border-left-color: var(--success); }
.prop-row--diff  { border-left-color: var(--warning); }
.prop-row--err   { border-left-color: var(--error); opacity: 0.65; }
.prop-resolver   { font-weight: 600; color: var(--text); }
.prop-ms         { font-family: var(--font-mono); font-size: 10.5px; color: var(--text-muted); text-align: right; }

/* ============================================================
   WHOIS / RDAP + ASN
   ============================================================ */
.whois-grid { display: flex; flex-direction: column; }
.whois-row {
  display: flex; align-items: flex-start;
  justify-content: space-between; padding: 10px 0;
  border-bottom: 1px solid rgba(255,255,255,0.04); gap: 16px;
}
.whois-row:last-child { border-bottom: none; }
[data-theme="light"] .whois-row,
[data-theme="light"] .header-row { border-bottom-color: rgba(0,0,0,0.06); }
.whois-label { font-size: 12.5px; color: var(--text-sec); flex-shrink: 0; min-width: 110px; }
.whois-val   { font-size: 13px; color: var(--text); text-align: right; word-break: break-all; flex: 1; }
.whois-val.mono { font-family: var(--font-mono); }

/* ============================================================
   HTTP HEADERS INSPECTOR
   ============================================================ */
.headers-list { display: flex; flex-direction: column; }
.header-row {
  display: flex; align-items: flex-start; gap: 10px;
  padding: 7px 0; border-bottom: 1px solid rgba(255,255,255,0.04); font-size: 12px;
}
.header-row:last-child { border-bottom: none; }
.header-row--highlight {
  background: rgba(59,130,246,0.06); border-radius: 5px;
  padding: 7px 8px; margin: 2px -8px; border-bottom: none !important;
}
[data-theme="light"] .header-row--highlight { background: rgba(37,99,235,0.07); }
.header-name  { font-family: var(--font-mono); color: var(--primary-hi); width: 190px; flex-shrink: 0; font-size: 11.5px; word-break: break-all; }
.header-value { font-family: var(--font-mono); color: var(--text-sec); font-size: 11.5px; word-break: break-all; flex: 1; }

/* ============================================================
   PING SPARKLINE
   ============================================================ */
.ping-sparkline { display: block; width: 100%; max-width: 280px; height: 44px; margin-top: 10px; overflow: visible; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
  .header-ip-chip { display: none; }
}
@media (max-width: 720px) {
  .nav-btn span { display: none; }
  .nav-btn { padding: 7px 10px; gap: 0; }
}
@media (max-width: 640px) {
  .header-inner { padding: 0 16px; height: 58px; }
  .container { padding: 0 16px 60px; }
  .ip-grid { grid-template-columns: 1fr; }
  .gauge-row { gap: 8px; }
  .gauge-value { font-size: 28px; min-height: 36px; }
  .gauge-ping .gauge-value { font-size: 26px; }
  .input-row { flex-wrap: wrap; }
  .binary-value { font-size: 10.5px; }
  .page-header { padding: 36px 0 28px; }
  .map-card { top: 12px; left: 12px; right: 12px; max-width: none; padding: 14px 16px; }
  .map-card-ip { font-size: 18px; }
  .bl-grid { grid-template-columns: 1fr 1fr; }
  .ping-result-grid { gap: 8px; }

  /* Speed test — arcos reduzidos para mobile */
  .arc-gauges-row { gap: 16px; }
  .arc-wrap { width: 140px; height: 140px; }
  .arc-wrap--lg { width: 168px; height: 168px; }
  .arc-val { font-size: 22px; }
  .arc-val--lg { font-size: 28px; }
  .arc-gauge-card--center { transform: translateY(-14px); }
}