/* ZNet design felülírások – az index.css után töltődik be */

html {
  background-color: var(--znet-navy);
  background-image:
    radial-gradient(ellipse 60% 45% at 10% 0%, rgb(255 80 18 / 22%), transparent 70%),
    radial-gradient(ellipse 55% 50% at 100% 100%, rgb(60 46 170 / 55%), transparent 70%),
    linear-gradient(165deg, #1d1462 0%, var(--znet-navy) 45%, var(--znet-navy-dark) 100%);
  background-attachment: fixed;
}

body {
  background-color: transparent;
}

/* Fejléc + logó */
header {
  padding: 3rem 7rem;
  display: flex;
  align-items: center;

  & img {
    height: 7rem;
    width: auto;
    display: block;
  }

  @media screen and (max-width: 800px) {
    padding: 4rem 2rem 5rem;
    justify-content: center;
  }
}

main > h1 {
  font-weight: 600;
  letter-spacing: -0.1rem;
}

main > p.tagline {
  font-weight: 500;
  letter-spacing: 0;
}

/* Gombok: tömör ZNet narancs */
button {
  background: var(--znet-orange);
  background-size: auto;
  color: #ffffff;
  letter-spacing: 0.05rem;
  transition: background-color 0.2s, transform 0.2s, color 0.2s;

  &:hover {
    background: var(--znet-orange-hover);
  }
  &.active,
  &:active {
    background: #ffffff;
    color: var(--znet-navy);
  }
  &.disabled {
    background: var(--button-disabled-background-color);
    color: rgb(255 255 255 / 55%);
    box-shadow: none;
  }
  &.inverted {
    background: transparent;
    border: 2px solid var(--znet-orange);
    color: #ffffff;
    box-shadow: none;
    &:hover {
      background: var(--znet-orange);
    }
  }
}

/* Szerverválasztó */
.server-selector > .chosen > p {
  color: var(--znet-orange);
}

/* Linkek */
main a:hover,
dialog > section a:hover {
  color: var(--znet-orange);
}

footer > p.source {
  font-size: 1.4rem;
  color: var(--secondary-text-color);
  text-align: center;

  & a {
    color: var(--secondary-text-color);
    font-weight: 600;
    &:hover {
      color: var(--znet-orange);
    }
  }
}

/* Mérőórák */
div.gauge > h2 {
  letter-spacing: 0.1rem;
}

dialog {
  box-shadow: 0 2rem 6rem rgb(0 0 0 / 50%);
}

/* ===== Donut (teli gyűrű) műszerek ===== */

.gauge-layout {
  --ring-size: 26rem;
  align-items: center;
  gap: 6rem;

  @media screen and (max-width: 1100px) {
    --ring-size: min(42vw, 26rem);
    gap: 4rem 3rem;
  }
}

div.gauge {
  width: var(--ring-size);
  height: calc(var(--ring-size) + 5rem);

  /* Az eredeti félkör-ív rajzolatát kikapcsoljuk */
  & > .progress,
  & > .speed {
    width: var(--ring-size);
    height: var(--ring-size);
    overflow: visible;

    &:before,
    &:after {
      content: none;
    }

    & > svg {
      display: block;
      width: 100%;
      height: 100%;
      transform: rotate(-90deg);
      overflow: visible;
    }

    & circle {
      fill: none;
    }
  }

  & > .progress circle {
    stroke-width: 1;
    &.track {
      stroke: rgb(255 255 255 / 8%);
    }
    &.bar {
      stroke: rgb(255 255 255 / 45%);
      /* kerület: 2·π·48.5 ≈ 304.73 */
      stroke-dasharray: 304.73px 304.73px;
      stroke-dashoffset: calc((1 - var(--p, 0)) * 304.73px);
      transition: stroke-dashoffset 0.2s linear;
    }
  }

  & > .speed circle {
    stroke-width: 8;
    &.track {
      stroke: rgb(255 255 255 / 7%);
    }
    &.bar {
      stroke-linecap: round;
      /* kerület: 2·π·40 ≈ 251.33 */
      stroke-dasharray: 251.33px 251.33px;
      stroke-dashoffset: calc((1 - var(--p, 0)) * 251.33px);
      transition: stroke-dashoffset 0.2s cubic-bezier(0.56, 0.04, 0.59, 0.91);
      opacity: 0;
    }
  }

  &.enabled > .speed circle.bar {
    opacity: 1;
  }
  &.enabled.download > .speed svg {
    filter: drop-shadow(0 0 1.2rem rgb(255 80 18 / 45%));
  }
  &.enabled.upload > .speed svg {
    filter: drop-shadow(0 0 1.2rem rgb(255 255 255 / 25%));
  }

  /* Szám a gyűrű közepén */
  & > h1 {
    top: 0;
    bottom: auto;
    height: var(--ring-size);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;

    & > span {
      font-size: 5.2rem;
      font-weight: 300;
      line-height: 1.1;
    }
  }

  & > h2 {
    bottom: 0;
    font-size: 1.8rem;
  }
  &.enabled.download > h2 {
    color: var(--znet-orange);
  }
  &.enabled.upload > h2 {
    color: #ffffff;
  }

  @media screen and (max-width: 500px) {
    & > h1 > span {
      font-size: 7.5vw;
    }
    & > h2 {
      font-size: 3.4vw;
    }
  }
}

.ping,
.jitter {
  height: auto;
  align-items: center;
  align-self: center;
  margin-bottom: 5rem;

  @media screen and (max-width: 1100px) {
    margin-bottom: 0;
  }
}

/* Eredmény mentése képként gomb */
button#save-image {
  text-transform: none;
  min-width: 28rem;
  margin-bottom: 5rem;
}

/* A rejtett (telemetriás) megosztás gomb ne foglaljon helyet */
button#share-results.hidden {
  display: none;
}

/* „Tovább a znet weboldalára” link a mérés után */
main > p.znet-link {
  margin: -2rem 0 6rem 0;

  &.hidden {
    display: none;
  }

  & a {
    font-size: 1.8rem;
    font-weight: 600;
    letter-spacing: 0;
    color: #ffffff;
    text-decoration: none;
    border-bottom: 2px solid var(--znet-orange);
    padding-bottom: 0.3rem;
    transition: color 0.2s;

    &:hover {
      color: var(--znet-orange);
    }
  }
}

/* Ha megjelenik a link, a mentés gomb alatti térköz kisebb */
button#save-image {
  margin-bottom: 4rem;
}

/* Adatkezelési tájékoztató */
dialog > section {
  & p.updated {
    margin-top: -1rem;
    font-size: 1.4rem;
    color: var(--primary-text-disabled-color);
  }
  & h3 {
    margin: 1.8rem 0 0.6rem 0;
    font-size: 1.9rem;
    font-weight: 600;
    color: var(--znet-orange);
  }
  & ul {
    list-style: none;
    margin: 1rem 0;
  }
}

footer {
  padding: 3rem;
}

dialog > button {
  flex-shrink: 0;
}

/* Letöltés / Feltöltés felirat: normál írásmód, nem csupa nagybetű */
div.gauge > h2 {
  text-transform: none;
  letter-spacing: 0;
  font-weight: 600;
  font-size: 2rem;
}

/* Szerzői jogi sor az adatkezelési link alatt */
footer > p.source.copyright {
  margin-top: 0.6rem;
  font-size: 1.3rem;
  & a {
    font-weight: 400;
    letter-spacing: normal;
    font-size: inherit;
    text-decoration: underline;
  }
}

/* Gyakori kérdések (keresőoptimalizálás + segítség) */
section.faq {
  width: 100%;
  max-width: 76rem;
  margin: 6rem auto 0;
  padding: 0 1.6rem;
  text-align: left;

  & > h2 {
    font-size: 2.4rem;
    font-weight: 600;
    text-align: center;
    margin-bottom: 2.4rem;
    text-transform: none;
  }

  & details {
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 1.2rem;
    background: rgba(255, 255, 255, 0.04);
    margin-bottom: 1rem;
    transition: border-color 0.2s;
  }
  & details[open] {
    border-color: rgba(255, 80, 18, 0.5);
  }

  & summary {
    cursor: pointer;
    list-style: none;
    padding: 1.6rem 4.8rem 1.6rem 2rem;
    font-size: 1.6rem;
    font-weight: 600;
    position: relative;
  }
  & summary::-webkit-details-marker {
    display: none;
  }
  & summary::after {
    content: "+";
    position: absolute;
    right: 2rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--znet-orange, #ff5012);
    font-size: 2.2rem;
    font-weight: 400;
  }
  & details[open] summary::after {
    content: "–";
  }

  & p {
    padding: 0 2rem 1.8rem;
    font-size: 1.5rem;
    line-height: 1.6;
    color: var(--secondary-text-color);
  }
  & strong {
    color: var(--primary-text-color);
    font-weight: 600;
  }
  & a {
    color: var(--znet-orange, #ff5012);
  }
}