:root {
  --color-bg: #9ED9A9;
  --color-purple: #987EBE;
  --color-card: #F0EDF4;
  --color-tile: #F0EDF4;
  --color-ink: #1f1f1f;
  --color-ink-soft: #5a5a5a;
  --color-yes: #329f5b;
  --color-yes-hover: #328f4d;
  --color-no: #D8CDE6;
  --color-no-ink: #8b85a8;
  --color-ink-purple: #473958;
  --color-error: #d92d20;
  --color-white: #ffffff;
  --color-border-light: #ececec;
  --color-choice-border: #cfc9d9;
  --color-tab-pending-text: #d9d6e0;
  --color-tab-pending-border: #ecebf0;
  --color-link: #0645ad;

  --font-base: "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-size-sm: 0.8rem;
  --font-size-base: 0.9rem;
  --font-size-md: 0.95rem;
  --font-size-lg: 1.7rem;

  --radius-sm: 5px;
  --radius-md: 10px;
  --radius-lg: 0.5rem;
  --radius-pill: 999px;

  --shadow-card: 0 1rem 2.5rem rgba(0, 0, 0, 0.18);
  --shadow-modal: 0 1.5rem 3rem rgba(0, 0, 0, 0.25);
  --shadow-lang: 0 0.3rem 0.8rem rgba(0, 0, 0, 0.12);
  --shadow-popup: 0 0.5rem 1.5rem rgba(0, 0, 0, 0.25);
}

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

html,
body {
  height: 100%;
  margin: 0;
}

body {
  font-family: var(--font-base);
  color: var(--color-ink);
}

[hidden] {
  display: none !important;
}

.popup {
  width: min(86vw, 22rem);
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: var(--color-card);
  color: var(--color-ink);
  font-family: var(--font-base);
  font-size: var(--font-size-sm);
  box-shadow: var(--shadow-popup);
}

.popup--enter {
  animation: popup-enter 0.3s ease-out;
}

@keyframes popup-enter {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

.popup__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.45rem 0.75rem;
  background: var(--color-purple);
  color: var(--color-white);
}

.popup__title {
  margin: 0;
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: var(--color-white);
}

.popup__meta {
  margin: 0.75rem 0.9rem 0;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid var(--color-ink);
  font-size: 0.7rem;
}

.popup__body {
  padding: 0.75rem 0.9rem 0.9rem;
}

.popup__body p,
.popup__meta p {
  margin: 0 0 0.6rem;
  line-height: 1.4;
}

.popup__body p:last-child,
.popup__meta p:last-child {
  margin-bottom: 0;
}

.popup__close {
  flex: none;
  width: 1.1rem;
  height: 1.1rem;
  border: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.4);
  font-size: 0.85rem;
  line-height: 1;
  cursor: pointer;
  color: var(--color-white);
}

.popup__form {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 0 0.9rem 0.9rem;
}

.popup__form--row {
  flex-direction: row;
  justify-content: flex-end;
}

.popup__textarea {
  width: 100%;
  padding: 0.6rem 0.75rem;
  border: 2px solid var(--color-purple);
  border-radius: var(--radius-lg);
  font: inherit;
  resize: none;
}

.popup__options {
  display: flex;
  gap: 1.5rem;
}

.popup__option {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  cursor: pointer;
}

.popup__link {
  display: block;
  margin-top: 0.5rem;
  color: var(--color-link);
  text-decoration: underline;
  word-break: break-all;
}

.popup__actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.6rem;
  margin-top: 0.9rem;
}

.popup__button {
  align-self: flex-end;
  padding: 0.5rem 1.25rem;
  border: 0;
  border-radius: var(--radius-pill);
  background: var(--color-purple);
  color: var(--color-white);
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.popup__button:disabled {
  background: var(--color-no);
  color: var(--color-no-ink);
  cursor: default;
}

.popup__button--secondary {
  background: var(--color-no);
  color: var(--color-ink-purple);
}

.popup__button--yes {
  background: var(--color-yes);
}

.popup__button--yes:hover {
  background: var(--color-yes-hover);
}

.popup--instruction {
  position: relative;
  padding: 0.9rem 2rem 0.9rem 1rem;
  background: var(--color-purple);
  color: var(--color-white);
  font-weight: 500;
  line-height: 1.4;
}

.popup--instruction .popup__close {
  position: absolute;
  top: 0.4rem;
  right: 0.6rem;
}


body {
  background: var(--color-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4vh 4vw;
  position: relative;
}

.lang-switcher {
  position: absolute;
  top: 2rem;
  left: 2rem;
  z-index: 100;
}

.lang-toggle {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.6rem 1rem;
  border: none;
  border-radius: 10px;
  background: var(--color-card);
  color: var(--color-ink);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 0.3rem 0.8rem rgba(0, 0, 0, 0.12);
}

.lang-toggle__arrow {
  font-size: 0.75rem;
  color: var(--color-ink-soft);
}

.lang-menu {
  list-style: none;
  margin: 0.4rem 0 0;
  padding: 0.3rem;
  position: absolute;
  min-width: 100%;
  background: var(--color-card);
  border-radius: 10px;
  box-shadow: 0 0.3rem 0.8rem rgba(0, 0, 0, 0.16);
}

.lang-menu[hidden] {
  display: none;
}

.lang-menu li {
  padding: 0.5rem 0.8rem;
  border-radius: 10px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
}

.lang-menu li:hover {
  background: var(--color-tile);
}

.board {
  width: 100%;
  max-width: 56rem;
  max-height: 67%;
  background: var(--color-card);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 1rem 2.5rem rgba(0, 0, 0, 0.18);
}

.board-header {
  background: var(--color-purple);
  color: var(--color-card);
  padding: 0.9rem 1.4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.9rem;
  font-weight: 600;
}

.board-header__close {
  color: white;
  border: none;
  border-radius: 50%;
  height: 20px;
  width: 20px;
  background-color: rgba(255, 255, 255, 0.2);
  cursor: pointer;
}

.board-grid {
  display: grid;
  background-color: white;
  grid-template-columns: repeat(10, 1fr);
  gap: 1.5rem;
  padding: 1.5rem;
}

.board-tile {
  aspect-ratio: 7/8;
  background: var(--color-tile);
}

.overlay {
  display: none;
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 30;
}

.overlay[hidden] {
  display: none;
}

.modal {
  position: relative;
  width: min(90vw, 30rem);
  background: var(--color-card);
  border-radius: 10px;
  padding: 2rem;
  box-shadow: 0 1.5rem 3rem rgba(0, 0, 0, 0.25);
}

.modal__close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: none;
  border: none;
  font-size: 1.2rem;
  border-radius: 50%;
  line-height: 1;
  color: var(--color-ink-soft);
  box-shadow: 0 1.5rem 3rem rgba(0, 0, 0, 0.25);
  cursor: pointer;
}

.modal__title {
  margin: 0 0 1rem;
  font-size: 1.7em;
  font-weight: 500;
  padding-right: 1.5rem;
}

.modal__body {
  margin: 0 0 1.2rem;
  font-size: 0.95rem;
}

.modal__question {
  margin: 0 0 1.4rem;
  font-size: 0.95rem;
}

.modal__actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.7rem;
}

.btn {
  padding: 0.6rem 1.4rem;
  border: none;
  border-radius: 5px;
  font-size: 0.9rem;
  font-weight: 700;
  cursor: pointer;
}

.btn--no {
  background: var(--color-no);
  color: var(--color-no-ink);
}

.btn--yes {
  background: var(--color-yes);
  color: var(--color-card);
}

.btn--yes:hover {
  background: var(--color-yes-hover);
}

.modal__label { display:block; margin:0 0 .5rem; font-size:.9rem; font-weight:700; }
.modal__input { width:100%; padding:.6rem .8rem; background:#fff; border:1px solid var(--color-no); border-radius:5px; font-size:.95rem; font-family:inherit; margin-bottom:.5rem; }
.modal__input:focus { outline:2px solid var(--color-purple); outline-offset:1px; }
.modal__helper { margin:0 0 1.4rem; font-size:.8rem; color:var(--color-ink-soft); }
.btn:disabled { opacity:.5; cursor:not-allowed; }
.modal--intro { width:min(90vw,40rem); }
.modal--intro__layout { display:flex; gap:1.5rem; align-items:flex-start; }
.modal--intro__text { flex:1; min-width:0; }
.modal--intro__image { flex:none; width:8rem; height:10rem; background:#fff; border-radius:5px; }