:root {
  /* Light-first, Apple-like */
  --bg: #f5f6f8;
  --panel: #ffffff;
  --elev: #f7f8fa;
  --txt: #0b0b0c;
  --muted: #5b6472;
  --brand: #0a84ff;
  --ok: #34c759;
  --danger: #ff3b30;
  --border: #dfe3ea;
  --ring: #b6d3ff;
}

/* Force thème clair en permanence */
:root {
  color-scheme: light only;
}

@font-face {
  font-family: "Poppins";
  src: url(./fonts/Poppins/Poppins-Regular.ttf) format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

* {
  box-sizing: border-box;
}
html,
body {
  height: 100%;
}
body {
  margin: 0;
  font-family: "Poppins", system-ui, -apple-system, Segoe UI, Roboto, Helvetica,
    Arial, sans-serif;
  background: linear-gradient(180deg, var(--bg), var(--elev));
  color: var(--txt);
  font-size: 18px;
}

.app-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  background: color-mix(in oklab, var(--panel) 92%, transparent);
  backdrop-filter: saturate(140%) blur(10px);
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}
.brand-logo {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}
.brand-txt h1 {
  font-size: 18px;
  margin: 0;
  letter-spacing: 0.2px;
}
.brand-txt p {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
}

.nav {
  display: flex;
  gap: 12px;
}
.nav-link {
  color: var(--muted);
  text-decoration: none;
  padding: 8px 10px;
  border-radius: 8px;
}
.nav-link:hover {
  color: var(--txt);
  background: var(--elev);
}
.nav-link.active {
  color: var(--txt);
  background: var(--elev);
}

/* Burger menu button */
.menu-btn {
  display: none;
  background: var(--panel);
  color: var(--txt);
  border: none;
  border-radius: 10px;
  padding: 8px;
  cursor: pointer;
}
.menu-icon {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--txt);
  position: relative;
}
.menu-icon::before,
.menu-icon::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--txt);
}
.menu-icon::before {
  top: -6px;
}
.menu-icon::after {
  top: 6px;
}

.container {
  max-width: 980px;
  margin: 24px auto;
  padding: 0 16px;
  display: grid;
  gap: 16px;
}
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.inputs {
  display: grid;
  gap: 14px;
}
.field {
  display: grid;
  gap: 8px;
}
.field > span {
  color: var(--muted);
  font-size: 15px;
  font-weight: 500;
}
.field input {
  background: var(--elev);
  color: var(--txt);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px 16px;
  font-size: 18px;
  outline: none;
}
.field input:focus {
  border-color: var(--ring);
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--ring) 35%, transparent);
}

.row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}
@media (min-width: 700px) {
  .row {
    grid-template-columns: 1fr 1fr;
  }
}

/* Mobile nav behavior */
@media (max-width: 700px) {
  .menu-btn {
    display: block;
  }
  .nav {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 56px;
    background: var(--panel);
    border-bottom: 1px solid var(--border);
    padding: 10px 16px;
  }
  .app-header.open .nav {
    display: flex;
    flex-direction: column;
    gap: 6px;
  }
}

.actions {
  display: flex;
  gap: 10px;
}
.btn {
  appearance: none;
  border: 1px solid var(--border);
  background: var(--elev);
  color: var(--txt);
  padding: 12px 16px;
  border-radius: 12px;
  cursor: pointer;
  font-weight: 600;
  font-size: 17px;
}
.btn:hover {
  background: color-mix(in oklab, var(--elev) 80%, var(--panel));
}
.btn.primary {
  background: var(--brand);
  border-color: transparent;
  color: #fff;
}
.btn.primary:hover {
  filter: brightness(1.05);
}
.btn.danger {
  background: var(--danger);
  border-color: transparent;
  color: #fff;
}

.hint {
  color: var(--muted);
  font-size: 15px;
  margin: 4px 0 0;
  line-height: 1.5;
}

.results-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
}
.summary {
  color: var(--muted);
  font-size: 15px;
}
.results-list {
  display: grid;
  gap: 8px;
  margin-top: 10px;
}
.result-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--elev);
  font-size: 18px;
}
.badge {
  font-size: 14px;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--muted);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  font-weight: 600;
  letter-spacing: 0.2px;
  height: fit-content;
}
.badge.exact {
  background: color-mix(in oklab, var(--ok) 20%, transparent);
  border-color: color-mix(in oklab, var(--ok) 40%, var(--border));
  color: #1c5e2b;
}
.badge.h1 {
  background: color-mix(in oklab, var(--brand) 20%, transparent);
  border-color: color-mix(in oklab, var(--brand) 40%, var(--border));
  color: #0d3c7a;
}
.badge.h2 {
  background: color-mix(in oklab, #f5a623 20%, transparent);
  border-color: color-mix(in oklab, #f5a623 40%, var(--border));
  color: #7a4a0d;
}
.badge.h3 {
  background: color-mix(in oklab, var(--danger) 20%, transparent);
  border-color: color-mix(in oklab, var(--danger) 40%, var(--border));
  color: #7a0d19;
}
.separator {
  margin: 8px 0;
  padding: 8px 12px;
  color: var(--muted);
  font-size: 15px;
  font-weight: 500;
  border-top: 1px dashed var(--border);
}
.item-actions {
  display: flex;
  gap: 8px;
  align-items: center;
}
.item-actions a {
  text-decoration: none;
}

.footer {
  text-align: center;
  color: var(--muted);
  padding: 20px 0 40px;
}

/* Responsive tweaks for tables injected by legacy script.js */
table#tableau {
  width: fit-content;
  margin: 16px auto;
}
table#tableau input {
  max-width: 8vh;
}
@media (max-width: 700px) {
  .result-item {
    flex-wrap: wrap;
  }
}

/* Grid actions layout for 4-word page */
.grid-actions {
  display: flex;
  gap: 10px;
  margin-top: 12px;
  flex-wrap: wrap;
}

/* Crossing page styles */
.input-helpers {
  display: flex;
  gap: 8px;
  margin: 8px 0;
  flex-wrap: wrap;
}
.helper-btn {
  font-size: 20px;
  padding: 10px 14px;
  min-width: 44px;
}

.word-boxes {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin: 16px 0;
}
.word-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.word-label {
  font-weight: 600;
  color: var(--muted);
  min-width: 60px;
}
.word-box {
  appearance: none;
  border: 2px solid var(--border);
  background: var(--elev);
  color: var(--txt);
  width: 44px;
  height: 44px;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 700;
  font-size: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}
.word-box:hover {
  border-color: var(--brand);
  transform: scale(1.05);
}
.word-box.selected {
  background: var(--brand);
  color: #fff;
  border-color: var(--brand);
}

.crossings-list {
  display: grid;
  gap: 8px;
  margin: 16px 0;
  max-height: 300px;
  overflow-y: auto;
}
.crossing-item {
  padding: 14px 18px;
  border: 2px solid var(--border);
  border-radius: 12px;
  background: var(--elev);
  cursor: pointer;
  transition: all 0.2s;
  font-size: 17px;
}
.crossing-item:hover {
  border-color: var(--brand);
  background: var(--panel);
}
.crossing-item.active {
  border-color: var(--brand);
  background: var(--brand);
}
.crossing-item.active .crossing-words {
  color: #fff;
}
.crossing-words {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  font-size: 18px;
}
.word-horizontal {
  color: var(--brand);
}
.crossing-item.active .word-horizontal {
  color: #fff;
}
.word-vertical {
  color: #34c759;
}
.crossing-item.active .word-vertical {
  color: #fff;
}
.cross-icon {
  color: var(--muted);
  font-size: 20px;
}
.crossing-item.active .cross-icon {
  color: #fff;
}

.crossword-display {
  margin: 20px 0;
  padding: 20px;
  background: var(--elev);
  border-radius: 12px;
}
.crossword-table {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin: 0 auto;
  width: fit-content;
}
.crossword-row {
  display: flex;
  gap: 0;
}
.crossword-cell {
  width: 48px;
  height: 48px;
  border: 2px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 20px;
  color: var(--txt);
  background: #fff;
  box-sizing: border-box;
}
.crossword-cell.empty {
  background: transparent;
  border-color: transparent;
}
.crossword-cell.crossing {
  background: var(--brand);
  color: #fff;
  border-color: var(--brand);
  box-shadow: 0 0 0 2px var(--brand);
}

.cross-nav {
  display: flex;
  gap: 10px;
  align-items: center;
}
.counter {
  font-weight: 600;
  color: var(--muted);
  font-size: 16px;
}

.grid-container {
  margin: 20px 0;
}
.result-actions {
  display: flex;
  gap: 10px;
  justify-content: center;
  margin-top: 16px;
  flex-wrap: wrap;
}

@media (max-width: 600px) {
  .cross-nav {
    flex-wrap: wrap;
    justify-content: center;
  }
  .word-box {
    width: 36px;
    height: 36px;
    font-size: 14px;
  }
  .crossword-cell {
    width: 36px;
    height: 36px;
    font-size: 14px;
  }
  .helper-btn {
    font-size: 16px;
    padding: 6px 10px;
    min-width: 36px;
  }
}

/* Grid Solver Styles */
.grid-input-section {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-bottom: 20px;
}

.grid-input-section input {
  max-width: 100px;
}

.grid-table {
  display: inline-block;
  border: 2px solid var(--border);
  border-radius: 8px;
  padding: 8px;
  background: var(--panel);
  margin-bottom: 16px;
}

.grid-row {
  display: flex;
  gap: 2px;
}

.grid-cell {
  width: 36px;
  height: 36px;
  border: 1px solid var(--border);
  text-align: center;
  font-size: 18px;
  font-weight: 600;
  text-transform: uppercase;
  background: var(--panel);
  color: var(--txt);
  border-radius: 4px;
  padding: 0;
  transition: all 0.15s;
}

.grid-cell:focus {
  outline: none;
  border-color: var(--brand);
  box-shadow: 0 0 0 3px var(--ring);
}

.grid-actions {
  display: flex;
  gap: 12px;
  margin-top: 16px;
  flex-wrap: wrap;
}

.solutions-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 16px;
}

.solution-item {
  background: var(--panel);
  border: 2px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  cursor: pointer;
  transition: all 0.2s;
}

.solution-item:hover {
  border-color: var(--brand);
  box-shadow: 0 4px 12px rgba(10, 132, 255, 0.15);
}

.solution-item.active {
  border-color: var(--brand);
  background: #f0f7ff;
  box-shadow: 0 4px 12px rgba(10, 132, 255, 0.2);
}

.solution-header {
  font-weight: 600;
  font-size: 18px;
  margin-bottom: 8px;
  color: var(--brand);
}

.solution-words {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.solution-words span {
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 16px;
  font-weight: 500;
}

.solution-words .word-h {
  background: #e6f2ff;
  color: #0066cc;
}

.solution-words .word-v {
  background: #fff0e6;
  color: #cc6600;
}

.solution-grid-display {
  margin-top: 20px;
  padding: 20px;
  background: var(--elev);
  border-radius: 12px;
}

.solution-grid {
  display: inline-block;
  margin-bottom: 16px;
}

.crossword-row {
  display: flex;
  gap: 2px;
}

.crossword-cell.empty {
  background: transparent;
  border: none;
}