/**
 * IPSS Test Builder — frontend styles (native CSS, no frameworks).
 */

.ipss-tb {
  --ipss-primary: #53af36;
  --ipss-secondary: #048b86;
  --ipss-text: #2c2c2c;
  --ipss-muted: #636e74;
  --ipss-border: #d8d8d8;
  --ipss-bg: #ffffff;
  --ipss-font: "Montserrat", Arial, Helvetica, sans-serif;
  --ipss-title-size: 45px;
  --ipss-subtitle-size: 25px;
  --ipss-body-size: 13px;
  --ipss-radius: 18px;
  --ipss-spacing: 28px;
  --ipss-max-width: 920px;
  --ipss-radio-color: var(--ipss-primary);

  box-sizing: border-box;
  width: 100%;
  padding: 40px 20px 72px;
  font-family: var(--ipss-font);
  font-size: var(--ipss-body-size);
  line-height: 1.5;
  color: var(--ipss-text);
  background: var(--ipss-bg);
}

.ipss-tb *,
.ipss-tb *::before,
.ipss-tb *::after {
  box-sizing: border-box;
}

.ipss-tb__container {
  max-width: var(--ipss-max-width);
  margin: 0 auto;
}

.ipss-tb__progress-float {
  position: sticky;
  top: 0;
  z-index: 100;
  width: 100%;
  margin: 0 0 24px;
  padding: 12px 0 14px;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--ipss-border);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.06);
  backdrop-filter: blur(8px);
}

body.admin-bar .ipss-tb__progress-float {
  top: 32px;
}

@media (max-width: 782px) {
  body.admin-bar .ipss-tb__progress-float {
    top: 46px;
  }
}

.ipss-tb__counter {
  margin: 0 0 8px;
  font-weight: 700;
  font-size: 13px;
  line-height: 1.35;
  color: var(--ipss-secondary);
  text-align: left;
}

.ipss-tb__progress {
  height: 8px;
  width: 100%;
  border-radius: 999px;
  background: #ececec;
  overflow: hidden;
}

.ipss-tb__progress-bar {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--ipss-primary), var(--ipss-secondary));
  transition: width 0.35s ease;
}

.ipss-tb__form {
  margin-top: 8px;
}

.ipss-tb__question {
  position: relative;
  margin: 0 0 var(--ipss-spacing);
  padding: 0 0 24px;
  border: 0;
  min-inline-size: 0;
}

.ipss-tb__question::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  border-bottom: 1px dashed var(--ipss-border);
}

.ipss-tb__legend {
  padding: 0;
  font-weight: 700;
  font-size: var(--ipss-body-size);
  line-height: 1.3;
  color: var(--ipss-secondary);
  text-transform: uppercase;
}

.ipss-tb__prompt {
  margin: 8px 0 18px;
  font-weight: 400;
  font-size: var(--ipss-body-size);
  line-height: 1.5;
  color: var(--ipss-text);
}

.ipss-tb__help {
  margin: -8px 0 16px;
  font-size: 12px;
  color: var(--ipss-muted);
  font-style: italic;
}

.ipss-tb__options {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 10px 8px;
  width: 100%;
}

.ipss-tb__options--seven {
  grid-template-columns: repeat(7, minmax(0, 1fr));
}

.ipss-tb__option {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  text-align: center;
  transition: transform 0.15s ease;
}

.ipss-tb__option:hover {
  transform: translateY(-1px);
}

.ipss-tb__option input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
  margin: 0;
  pointer-events: none;
}

.ipss-tb__radio {
  display: block;
  width: 22px;
  height: 22px;
  border: 2px solid var(--ipss-radio-color, var(--ipss-primary));
  border-radius: 50%;
  background: #fff;
  flex-shrink: 0;
  transition: box-shadow 0.15s ease, background 0.15s ease, transform 0.15s ease;
}

.ipss-tb__option:hover .ipss-tb__radio {
  box-shadow: 0 0 0 3px rgba(83, 175, 54, 0.12);
}

.ipss-tb__option input:focus-visible + .ipss-tb__radio {
  outline: 2px solid var(--ipss-secondary);
  outline-offset: 2px;
}

.ipss-tb__option input:checked + .ipss-tb__radio {
  background: radial-gradient(
    circle at center,
    var(--ipss-radio-color, var(--ipss-primary)) 0 45%,
    #fff 48% 100%
  );
  box-shadow: 0 0 0 3px rgba(83, 175, 54, 0.22);
  transform: scale(1.05);
}

.ipss-tb__option-label {
  display: block;
  max-width: 110px;
  font-weight: 500;
  font-size: 10px;
  line-height: 1.25;
  color: var(--ipss-muted);
  text-transform: uppercase;
}

.ipss-tb__error {
  margin: 0 0 16px;
  font-weight: 700;
  font-size: var(--ipss-body-size);
  color: #c0392b;
}

.ipss-tb__error[hidden] {
  display: none !important;
}

.ipss-tb__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  margin-top: 8px;
}

.ipss-tb__submit {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  max-width: 340px;
  min-height: 62px;
  padding: 4px 6px 4px 28px;
  appearance: none;
  -webkit-appearance: none;
  border: 2px dashed var(--ipss-secondary);
  border-radius: 50px;
  background: #fff;
  font: inherit;
  cursor: pointer;
  transition: background 0.15s ease, transform 0.15s ease, box-shadow 0.15s ease;
}

.ipss-tb__submit:hover {
  background: #f3fbfb;
  box-shadow: 0 4px 14px rgba(4, 139, 134, 0.12);
}

.ipss-tb__submit:active {
  transform: scale(0.99);
}

.ipss-tb__submit:focus-visible {
  outline: 2px solid var(--ipss-secondary);
  outline-offset: 3px;
}

.ipss-tb__submit-label {
  flex: 1;
  font-weight: 700;
  font-size: clamp(14px, 3.5vw, 17px);
  letter-spacing: 0.02em;
  color: var(--ipss-secondary);
  text-transform: uppercase;
  text-align: center;
}

.ipss-tb__submit-icon {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(180deg, #1aa3a0 0%, var(--ipss-secondary) 55%, #03706c 100%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.25);
  flex-shrink: 0;
}

.ipss-tb__reset {
  appearance: none;
  border: 0;
  background: transparent;
  padding: 8px 4px;
  font: inherit;
  font-weight: 700;
  font-size: 13px;
  color: var(--ipss-muted);
  text-decoration: underline;
  cursor: pointer;
  transition: color 0.15s ease;
}

.ipss-tb__reset:hover,
.ipss-tb__reset:focus-visible {
  color: var(--ipss-secondary);
}

.ipss-tb__bib {
  margin: 28px 0 0;
  font-weight: 400;
  font-size: 11px;
  line-height: 1.45;
  color: var(--ipss-muted);
}

/* Modal */
.ipss-tb-modal[hidden] {
  display: none !important;
}

.ipss-tb-modal {
  position: fixed;
  inset: 0;
  z-index: 100000;
  display: grid;
  place-items: center;
  padding: 24px;
}

.ipss-tb-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(44, 44, 44, 0.45);
  animation: ipss-tb-fade-in 0.25s ease;
}

.ipss-tb-modal__dialog {
  position: relative;
  z-index: 1;
  width: min(100%, 480px);
  padding: 48px 36px 40px;
  border-radius: var(--ipss-radius);
  background: #fff;
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.22);
  text-align: center;
  animation: ipss-tb-scale-in 0.28s ease;
}

.ipss-tb-modal__close {
  position: absolute;
  top: 10px;
  right: 14px;
  border: 0;
  background: transparent;
  font-size: 28px;
  line-height: 1;
  color: var(--ipss-muted);
  cursor: pointer;
  transition: color 0.15s ease, transform 0.15s ease;
}

.ipss-tb-modal__close:hover {
  color: var(--ipss-text);
  transform: scale(1.08);
}

.ipss-tb-modal__close:focus-visible {
  outline: 2px solid var(--ipss-secondary);
  outline-offset: 2px;
}

.ipss-tb-modal__score-wrap {
  position: relative;
  width: 140px;
  height: 140px;
  margin: 0 auto 18px;
}

.ipss-tb-modal__score-wrap[hidden] {
  display: none !important;
}

.ipss-tb-modal__sphere {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.ipss-tb-modal__score {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  margin: 0;
  font-weight: 900;
  font-size: 48px;
  line-height: 1;
  color: var(--ipss-primary);
}

.ipss-tb-modal__category {
  margin: 0 0 12px;
  font-weight: 400;
  font-size: clamp(18px, 3.5vw, var(--ipss-subtitle-size));
  line-height: 1.2;
  color: var(--ipss-primary);
  text-transform: uppercase;
}

.ipss-tb-modal__desc {
  margin: 0 0 16px;
  font-size: var(--ipss-body-size);
  color: var(--ipss-text);
}

.ipss-tb-modal__thanks {
  margin: 0 0 8px;
  font-weight: 700;
  font-size: var(--ipss-body-size);
  color: var(--ipss-secondary);
}

.ipss-tb-modal__disclaimer {
  margin: 0;
  font-weight: 400;
  font-size: var(--ipss-body-size);
  line-height: 1.5;
  color: var(--ipss-muted);
}

body.ipss-tb-modal-open {
  overflow: hidden;
}

@keyframes ipss-tb-fade-in {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes ipss-tb-scale-in {
  from {
    opacity: 0;
    transform: translateY(12px) scale(0.96);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 768px) {
  .ipss-tb__options,
  .ipss-tb__options--seven {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px 10px;
  }

  .ipss-tb__option-label {
    max-width: none;
  }
}

@media (max-width: 560px) {
  .ipss-tb {
    padding: 28px 16px 56px;
  }

  .ipss-tb__options,
  .ipss-tb__options--seven {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .ipss-tb__submit {
    max-width: 100%;
  }

  .ipss-tb-modal__dialog {
    padding: 40px 22px 32px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .ipss-tb__progress-bar,
  .ipss-tb__option,
  .ipss-tb__radio,
  .ipss-tb__submit,
  .ipss-tb-modal__backdrop,
  .ipss-tb-modal__dialog {
    transition: none !important;
    animation: none !important;
  }
}