/* =========================================================
   3 to 13! — Design System
   Mid-century modern, flat, minimalist
   ========================================================= */

/* --- Tokens ------------------------------------------------ */
:root {
  --parchment:    #F5F2EA;
  --suits-red:    #A5191B;
  --midnight:     #1A1A1B;
  --indigo:       #4D5A6E;
  --charcoal:     #262626;
  --slate:        #7D7D7D;
  --felt-border:  #C7BFB5;
  --white:        #FFFFFF;
  --green-valid:  #2E7D4F;
  --red-invalid:  #A5191B;

  --font: 'Helvetica Neue', Helvetica, Arial, sans-serif;
  --radius: 6px;
  --card-w: 70px;
  --card-h: 106px;
  --transition: 150ms ease;
}

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

html, body {
  height: 100%;
  font-family: var(--font);
  background: var(--parchment);
  color: var(--charcoal);
  font-size: 15px;
  line-height: 1.4;
  -webkit-font-smoothing: antialiased;
}

/* --- Splash ------------------------------------------------ */
#splash {
  position: fixed; inset: 0;
  background: var(--parchment);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 20px;
  z-index: 1000;
  transition: opacity 400ms ease;
}
#splash.hidden { opacity: 0; pointer-events: none; }
#splash .splash-logo {
  width: 120px; height: 120px;
  object-fit: contain;
}
#splash .splash-title {
  font-size: 2.4rem; font-weight: 700;
  color: var(--midnight); letter-spacing: -0.5px;
}
#splash .splash-sub {
  font-size: 0.9rem; color: var(--slate); letter-spacing: 1px;
  text-transform: uppercase;
}

/* --- Page layout ------------------------------------------ */
.page {
  min-height: 100vh;
  display: flex; flex-direction: column;
}

/* --- Nav -------------------------------------------------- */
.nav {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 24px;
  border-bottom: 1px solid var(--felt-border);
  background: var(--parchment);
  position: sticky; top: 0; z-index: 100;
}
.nav__brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 1.3rem; font-weight: 700;
  color: var(--midnight); text-decoration: none;
}
.nav__logo {
  width: 26px;
  height: 26px;
  object-fit: contain;
}
.nav__brand-text { color: var(--midnight); }
.nav__brand-mark { color: var(--suits-red); }
.nav__links { display: flex; gap: 16px; }
.nav__link {
  font-size: 0.9rem; color: var(--slate);
  text-decoration: none; font-weight: 500;
  transition: color var(--transition);
}
.nav__link:hover { color: var(--midnight); }

/* --- Buttons ---------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 6px;
  padding: 10px 20px;
  font-family: var(--font); font-size: 0.9rem; font-weight: 600;
  border: none; border-radius: var(--radius);
  cursor: pointer; text-decoration: none;
  transition: opacity var(--transition), transform var(--transition);
  white-space: nowrap;
  user-select: none;
}
.btn:active { transform: scale(0.97); }
.btn:disabled { opacity: 0.4; cursor: not-allowed; transform: none; }

.btn--primary   { background: var(--suits-red); color: var(--white); }
.btn--secondary { background: transparent; color: var(--midnight); border: 1.5px solid var(--felt-border); }
.btn--ghost     { background: transparent; color: var(--indigo); border: 1.5px solid var(--indigo); }
.btn--dark      { background: var(--midnight); color: var(--white); }
.btn--sm        { padding: 6px 14px; font-size: 0.8rem; }
.btn--lg        { padding: 14px 28px; font-size: 1rem; }
.btn--full      { width: 100%; }

/* --- Home -------------------------------------------------- */
.home {
  flex: 1; display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  padding: 40px 24px; gap: 48px;
}
.home__hero { text-align: center; }
.home__logo {
  width: 100px; height: 100px; object-fit: contain;
  margin-bottom: 20px;
}
.home__title {
  font-size: 3rem; font-weight: 700;
  color: var(--midnight); letter-spacing: -1px;
  line-height: 1;
}
.home__title span { color: var(--suits-red); }
.home__subtitle {
  margin-top: 10px; font-size: 1rem;
  color: var(--slate);
}

.home__actions {
  display: flex; flex-direction: column;
  align-items: center; gap: 12px;
  width: 100%; max-width: 320px;
}
.home__actions .btn { min-width: 240px; }

.home__footer {
  text-align: center; font-size: 0.85rem; color: var(--slate);
}
.home__footer a { color: var(--indigo); text-decoration: none; }

/* --- Modal ------------------------------------------------- */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(26,26,27,0.5);
  display: flex; align-items: center; justify-content: center;
  z-index: 200;
  padding: 20px;
}
.modal-overlay.hidden { display: none; }

.modal {
  background: var(--white);
  border-radius: 10px;
  padding: 32px 28px;
  width: 100%; max-width: 400px;
  display: flex; flex-direction: column; gap: 20px;
}
.modal__title {
  font-size: 1.3rem; font-weight: 700;
  color: var(--midnight);
}
.modal__error {
  font-size: 0.85rem; color: var(--suits-red);
  min-height: 18px;
}
.modal__actions { display: flex; gap: 10px; }
.modal__actions .btn { flex: 1; }

/* --- Form elements ---------------------------------------- */
.field { display: flex; flex-direction: column; gap: 6px; }
.field__label {
  font-size: 0.8rem; font-weight: 600;
  color: var(--slate); text-transform: uppercase; letter-spacing: 0.5px;
}
.field__input {
  padding: 10px 14px;
  border: 1.5px solid var(--felt-border);
  border-radius: var(--radius);
  font-family: var(--font); font-size: 0.95rem;
  color: var(--charcoal); background: var(--parchment);
  outline: none; transition: border-color var(--transition);
}
.field__input:focus { border-color: var(--indigo); }
.field__input.input--code {
  text-transform: uppercase; letter-spacing: 3px;
  font-size: 1.1rem; font-weight: 700; text-align: center;
}

.toggle-row {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px;
}
.toggle-label { font-size: 0.9rem; color: var(--charcoal); }
.toggle {
  position: relative; width: 42px; height: 24px;
}
.toggle input { opacity: 0; width: 0; height: 0; }
.toggle__track {
  position: absolute; inset: 0;
  background: var(--felt-border); border-radius: 24px;
  cursor: pointer; transition: background var(--transition);
}
.toggle input:checked + .toggle__track { background: var(--suits-red); }
.toggle__track::after {
  content: ''; position: absolute;
  top: 3px; left: 3px;
  width: 18px; height: 18px;
  background: var(--white); border-radius: 50%;
  transition: transform var(--transition);
}
.toggle input:checked + .toggle__track::after { transform: translateX(18px); }

/* --- Game page screens ------------------------------------- */
.screen { display: none; flex: 1; flex-direction: column; }
.screen.active { display: flex; }

/* --- Lobby screen ----------------------------------------- */
.lobby {
  flex: 1; display: flex; flex-direction: column;
  align-items: center; padding: 32px 24px; gap: 28px;
  max-width: 600px; margin: 0 auto; width: 100%;
}
.lobby__code-block { text-align: center; }
.lobby__code-label {
  font-size: 0.75rem; font-weight: 600; letter-spacing: 1px;
  text-transform: uppercase; color: var(--slate); margin-bottom: 6px;
}
.lobby__code {
  font-size: 2.8rem; font-weight: 700; letter-spacing: 6px;
  color: var(--midnight); cursor: pointer;
  transition: color var(--transition);
}
.lobby__code:hover { color: var(--suits-red); }
.lobby__code-hint { font-size: 0.8rem; color: var(--slate); margin-top: 4px; }

.lobby__section { width: 100%; }
.lobby__section-title {
  font-size: 0.75rem; font-weight: 600; letter-spacing: 1px;
  text-transform: uppercase; color: var(--slate);
  margin-bottom: 10px; padding-bottom: 6px;
  border-bottom: 1px solid var(--felt-border);
}
.player-list { display: flex; flex-direction: column; gap: 8px; }
.player-item {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 14px;
  background: var(--white); border: 1px solid var(--felt-border);
  border-radius: var(--radius);
}
.player-item__avatar {
  width: 32px; height: 32px; border-radius: 50%;
  background: var(--indigo); color: var(--white);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.9rem; font-weight: 700; flex-shrink: 0;
}
.player-item__name { font-weight: 600; flex: 1; }
.player-item__badge {
  font-size: 0.7rem; font-weight: 600; letter-spacing: 0.5px;
  text-transform: uppercase; padding: 2px 8px;
  border-radius: 10px;
}
.badge--host  { background: var(--suits-red);  color: var(--white); }
.badge--you   { background: var(--indigo);     color: var(--white); }
.badge--spec  { background: var(--felt-border); color: var(--charcoal); }

.lobby__settings { display: flex; flex-direction: column; gap: 12px; }
.lobby__timer-row { display: flex; align-items: center; gap: 12px; }
.lobby__actions { width: 100%; display: flex; flex-direction: column; gap: 10px; }
.lobby__waiting { text-align: center; color: var(--slate); font-size: 0.9rem; }

/* --- Ad slots --------------------------------------------- */
.ad-slot {
  background: var(--felt-border); border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  color: var(--slate); font-size: 0.8rem;
  letter-spacing: 0.5px; text-transform: uppercase;
}
.ad-slot--banner { width: 100%; height: 60px; }
.ad-slot--interstitial {
  width: 100%; max-width: 400px; height: 250px;
  margin: 0 auto;
}

/* --- Game screen ------------------------------------------ */
.game-layout {
  flex: 1; display: flex; flex-direction: column;
  max-width: 900px; margin: 0 auto; width: 100%;
  padding: 0 16px 24px;
}

/* Info bar */
.game-info-bar {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 0; flex-wrap: wrap;
  border-bottom: 1px solid var(--felt-border);
  margin-bottom: 14px;
}
.info-chip {
  display: flex; align-items: center; gap: 5px;
  padding: 4px 12px; border-radius: 20px;
  background: var(--white); border: 1px solid var(--felt-border);
  font-size: 0.8rem; font-weight: 600;
}
.info-chip.chip--active { background: var(--suits-red); color: var(--white); border-color: var(--suits-red); }
.info-chip.chip--wild   { background: var(--midnight); color: var(--white); border-color: var(--midnight); }

/* Other players */
.opponents-row {
  display: flex; gap: 10px; flex-wrap: wrap;
  margin-bottom: 12px;
}
.opponent-chip {
  display: flex; align-items: center; gap: 8px;
  padding: 6px 12px; border-radius: var(--radius);
  background: var(--white); border: 1px solid var(--felt-border);
  font-size: 0.85rem;
}
.opponent-chip.is-active {
  border-color: var(--suits-red); background: #FDF0F0;
}
.opponent-chip__name { font-weight: 600; }
.opponent-chip__count {
  font-size: 0.75rem; color: var(--slate);
  background: var(--parchment); padding: 1px 6px;
  border-radius: 10px;
}

/* Piles row */
.piles-row {
  display: flex; gap: 16px; align-items: flex-end;
  margin-bottom: 12px; flex-wrap: wrap;
}
.pile { display: flex; flex-direction: column; align-items: center; gap: 6px; }
.pile__label {
  font-size: 0.7rem; font-weight: 600; letter-spacing: 0.5px;
  text-transform: uppercase; color: var(--slate);
}
.pile__count { font-size: 0.75rem; color: var(--slate); margin-top: 2px; }
.pile__card--back {
  width: var(--card-w); height: var(--card-h);
  border-radius: var(--radius);
  background: var(--indigo);
  border: 2px solid var(--midnight);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: transform var(--transition);
}
.pile__card--back:hover { transform: translateY(-4px); }
.pile__card--back::after {
  content: '🂠'; font-size: 2rem; color: rgba(255,255,255,0.3);
}

/* Draw/discard action buttons */
.draw-actions {
  display: flex; gap: 10px; margin-bottom: 14px; flex-wrap: wrap;
}

#discard-top .card {
  cursor: pointer;
}

/* Meld workspace */
.meld-workspace {
  background: rgba(0,0,0,0.04);
  border: 1.5px dashed var(--felt-border);
  border-radius: var(--radius);
  padding: 14px; margin-bottom: 14px;
  min-height: 120px;
}
.meld-workspace__label {
  font-size: 0.7rem; font-weight: 600; letter-spacing: 0.5px;
  text-transform: uppercase; color: var(--slate); margin-bottom: 10px;
}
.meld-workspace__empty {
  display: flex; align-items: center; justify-content: center;
  height: 80px; color: var(--slate); font-size: 0.85rem;
}
.melds-container { display: flex; flex-wrap: wrap; gap: 12px; }

.meld-group {
  display: flex; flex-direction: column; gap: 6px;
  padding: 8px 10px;
  background: var(--white); border-radius: var(--radius);
  border: 1.5px solid var(--felt-border);
}
.meld-group.valid   { border-color: var(--green-valid); }
.meld-group.invalid { border-color: var(--red-invalid); }

.meld-group__header {
  display: flex; align-items: center; justify-content: space-between;
  gap: 8px;
}
.meld-group__validity {
  font-size: 0.7rem; font-weight: 700; letter-spacing: 0.5px;
  text-transform: uppercase;
}
.meld-group.valid   .meld-group__validity { color: var(--green-valid); }
.meld-group.invalid .meld-group__validity { color: var(--red-invalid); }

.meld-group__remove {
  font-size: 0.7rem; color: var(--slate); cursor: pointer;
  background: none; border: none; padding: 0; font-family: var(--font);
  transition: color var(--transition);
}
.meld-group__remove:hover { color: var(--suits-red); }

.meld-cards { display: flex; gap: 4px; flex-wrap: wrap; }
.meld-workspace__actions {
  display: flex; gap: 8px; margin-top: 10px; flex-wrap: wrap;
}

.open-melds {
  background: rgba(0,0,0,0.03);
  border: 1px solid var(--felt-border);
  border-radius: var(--radius);
  padding: 10px;
  margin-bottom: 12px;
}
.open-melds__label {
  font-size: 0.7rem; font-weight: 600; letter-spacing: 0.5px;
  text-transform: uppercase; color: var(--slate); margin-bottom: 8px;
}
.open-melds__container { display: flex; flex-wrap: wrap; gap: 10px; }

/* Hand area */
.hand-area { margin-bottom: 14px; }
.hand-area__label {
  font-size: 0.7rem; font-weight: 600; letter-spacing: 0.5px;
  text-transform: uppercase; color: var(--slate); margin-bottom: 8px;
}
.hand-area__hint {
  font-size: 0.75rem;
  color: var(--slate);
  margin: 0 0 8px 0;
}
.hand-area__hint kbd {
  font-size: 0.72rem;
  font-family: var(--font);
  background: var(--white);
  border: 1px solid var(--felt-border);
  border-radius: 4px;
  padding: 1px 4px;
}
.hand-cards {
  display: flex; gap: 6px; flex-wrap: wrap; align-items: flex-end;
}
.hand-cards--drag-active {
  outline: 1px dashed var(--indigo);
  outline-offset: 6px;
  border-radius: var(--radius);
}

.hand-groups {
  display: flex; flex-direction: column; gap: 8px;
  margin-bottom: 8px;
}
.hand-group-row {
  display: flex; align-items: center; gap: 6px; flex-wrap: wrap;
}
.hand-group-row__label {
  font-size: 0.68rem; font-weight: 700; letter-spacing: 0.5px;
  text-transform: uppercase; color: var(--indigo);
  padding: 2px 8px;
  border: 1px solid var(--indigo);
  border-radius: 999px;
  background: #EEF2F8;
}

/* Turn actions */
.turn-actions {
  display: flex; gap: 10px; flex-wrap: wrap;
  padding: 14px 0; border-top: 1px solid var(--felt-border);
  margin-top: auto;
}
.turn-actions .btn { flex: 1; min-width: 120px; }

.turn-banner {
  padding: 8px 16px;
  background: var(--suits-red); color: var(--white);
  border-radius: var(--radius);
  text-align: center; font-size: 0.85rem; font-weight: 600;
  margin-bottom: 10px;
}
.turn-banner.waiting {
  background: var(--indigo);
}
.spectator-banner {
  padding: 8px 16px;
  background: var(--felt-border); color: var(--charcoal);
  border-radius: var(--radius);
  text-align: center; font-size: 0.85rem; font-weight: 600;
  margin-bottom: 10px;
}

/* --- Card component --------------------------------------- */
.card {
  width: var(--card-w);
  height: var(--card-h);
  border-radius: var(--radius);
  background: var(--white);
  border: 1.5px solid var(--felt-border);
  display: flex; flex-direction: column;
  align-items: flex-start; justify-content: space-between;
  padding: 6px 8px;
  cursor: pointer;
  user-select: none;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  position: relative;
  flex-shrink: 0;
}
.card:hover { transform: translateY(-4px); }

.card--red  { color: var(--suits-red); }
.card--black { color: var(--midnight); }

.card--selected {
  border-color: var(--indigo);
  transform: translateY(-8px);
  box-shadow: 0 4px 12px rgba(77,90,110,0.25);
}
.card--discard {
  border-color: var(--suits-red);
  transform: translateY(-8px);
  box-shadow: 0 4px 12px rgba(165,25,27,0.25);
  opacity: 0.7;
}
.card--wild {
  background: #FFFBF0;
}
.card--melded { opacity: 0.6; }
.card--dragging {
  opacity: 0.45;
  transform: scale(0.97);
}
.card--drag-over {
  border-color: var(--indigo);
  box-shadow: 0 0 0 2px rgba(77,90,110,0.14);
}

.card__top, .card__bottom {
  display: flex; flex-direction: column; align-items: flex-start;
  line-height: 1;
}
.card__bottom { align-items: flex-end; transform: rotate(180deg); }

.card__rank { font-size: 1rem; font-weight: 700; }
.card__suit { font-size: 0.9rem; }
.card__center { font-size: 1.7rem; align-self: center; }

.card__wild-badge {
  position: absolute; bottom: 3px; right: 5px;
  font-size: 0.65rem; font-weight: 700; letter-spacing: 0.3px;
  color: var(--slate); text-transform: uppercase;
}

/* --- Round end screen ------------------------------------- */
.round-end {
  flex: 1; display: flex; flex-direction: column;
  align-items: center; padding: 32px 24px; gap: 24px;
  max-width: 600px; margin: 0 auto; width: 100%;
}
.round-end__title {
  font-size: 1.8rem; font-weight: 700; color: var(--midnight);
  text-align: center;
}
.round-end__sub { color: var(--slate); text-align: center; }
.round-end__actions { width: 100%; display: flex; flex-direction: column; gap: 10px; }

/* Score table */
.score-table {
  width: 100%; border-collapse: collapse;
  font-size: 0.9rem;
}
.score-table th {
  text-align: left; padding: 8px 12px;
  font-size: 0.75rem; font-weight: 600; letter-spacing: 0.5px;
  text-transform: uppercase; color: var(--slate);
  border-bottom: 2px solid var(--felt-border);
}
.score-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--felt-border);
}
.score-table tr:last-child td { border-bottom: none; }
.score-table .td--round { font-weight: 600; color: var(--suits-red); text-align: right; }
.score-table .td--total { font-weight: 700; text-align: right; }
.score-table .row--leader { background: rgba(46,125,79,0.06); }
.score-table .row--you { font-weight: 600; }
.score-table__wrapper {
  width: 100%; background: var(--white);
  border: 1px solid var(--felt-border); border-radius: var(--radius);
  overflow: hidden;
}

/* --- Game end screen -------------------------------------- */
.game-end {
  flex: 1; display: flex; flex-direction: column;
  align-items: center; padding: 32px 24px; gap: 24px;
  max-width: 600px; margin: 0 auto; width: 100%;
  text-align: center;
}
.game-end__trophy { font-size: 4rem; margin-bottom: 4px; }
.game-end__title  { font-size: 2rem; font-weight: 700; color: var(--midnight); }
.game-end__winner { font-size: 1.1rem; color: var(--suits-red); font-weight: 600; }
.game-end__actions { width: 100%; max-width: 320px; display: flex; flex-direction: column; gap: 10px; }

/* --- History page ----------------------------------------- */
.history-page {
  max-width: 700px; margin: 0 auto; width: 100%;
  padding: 32px 24px; display: flex; flex-direction: column; gap: 24px;
}
.history-page__title {
  font-size: 1.6rem; font-weight: 700; color: var(--midnight);
}
.history-list { display: flex; flex-direction: column; gap: 10px; }
.history-item {
  background: var(--white); border: 1px solid var(--felt-border);
  border-radius: var(--radius); padding: 14px 18px;
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; flex-wrap: wrap;
}
.history-item__code {
  font-size: 0.75rem; font-weight: 700; letter-spacing: 2px;
  color: var(--slate); text-transform: uppercase;
}
.history-item__winner { font-weight: 700; color: var(--midnight); }
.history-item__score  { color: var(--suits-red); font-weight: 600; }
.history-item__meta   { font-size: 0.8rem; color: var(--slate); }
.history-empty        { text-align: center; color: var(--slate); padding: 40px; }

/* --- Marketing page --------------------------------------- */
.marketing-page {
  max-width: 980px;
  margin: 0 auto;
  width: 100%;
  padding: 36px 24px 56px;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.marketing-hero {
  background: linear-gradient(165deg, #FFFFFF 0%, #F0EBE0 100%);
  border: 1px solid var(--felt-border);
  border-radius: 12px;
  padding: 36px 28px;
}
.marketing-hero__eyebrow {
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--indigo);
  margin-bottom: 10px;
}
.marketing-hero__logo {
  width: 88px;
  height: 88px;
  object-fit: contain;
  margin-bottom: 10px;
}
.marketing-hero__title {
  font-size: clamp(1.9rem, 5vw, 2.8rem);
  line-height: 1.08;
  letter-spacing: -0.8px;
  color: var(--midnight);
}
.marketing-hero__sub {
  margin-top: 14px;
  color: var(--charcoal);
  font-size: 1rem;
  max-width: 720px;
}
.marketing-hero__actions {
  margin-top: 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.marketing-section {
  background: var(--white);
  border: 1px solid var(--felt-border);
  border-radius: 10px;
  padding: 24px;
}
.marketing-section__title {
  font-size: 1.35rem;
  color: var(--midnight);
  letter-spacing: -0.3px;
  margin-bottom: 16px;
}

.marketing-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}
.marketing-card {
  border: 1px solid var(--felt-border);
  border-radius: var(--radius);
  background: var(--parchment);
  padding: 14px;
}
.marketing-card__title {
  font-size: 0.98rem;
  color: var(--midnight);
  margin-bottom: 8px;
}
.marketing-card__body {
  font-size: 0.9rem;
  color: var(--charcoal);
}

.marketing-steps {
  padding-left: 20px;
  display: grid;
  gap: 8px;
  color: var(--charcoal);
}
.marketing-cta {
  text-align: center;
  background: #F8F4EC;
}
.marketing-cta__sub {
  color: var(--slate);
  margin-bottom: 16px;
}

/* --- Toast ------------------------------------------------- */
#toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%);
  background: var(--midnight); color: var(--white);
  padding: 10px 20px; border-radius: 20px;
  font-size: 0.85rem; font-weight: 500;
  z-index: 500; opacity: 0;
  transition: opacity 200ms ease;
  pointer-events: none;
  white-space: nowrap;
}
#toast.show { opacity: 1; }

/* --- Mode indicator --------------------------------------- */
.mode-bar {
  display: flex; gap: 0; margin-bottom: 10px;
  border: 1.5px solid var(--felt-border); border-radius: var(--radius);
  overflow: hidden; width: fit-content;
}
.mode-btn {
  padding: 7px 16px; font-size: 0.8rem; font-weight: 600;
  background: transparent; border: none; cursor: pointer;
  font-family: var(--font); color: var(--slate);
  transition: background var(--transition), color var(--transition);
}
.mode-btn.active { background: var(--midnight); color: var(--white); }

/* --- Responsive ------------------------------------------- */
@media (max-width: 480px) {
  :root { --card-w: 58px; --card-h: 88px; }
  .card__rank  { font-size: 0.9rem; }
  .card__suit  { font-size: 0.8rem; }
  .card__center { font-size: 1.3rem; }
  .home__title { font-size: 2.4rem; }
  .lobby__code { font-size: 2.2rem; }
  .nav { padding: 12px 16px; }
  .game-layout { padding: 0 12px 20px; }
  .marketing-page { padding: 24px 14px 40px; gap: 20px; }
  .marketing-hero { padding: 24px 16px; }
  .nav__logo { width: 22px; height: 22px; }
  .nav__brand { gap: 6px; }
  .marketing-section { padding: 16px; }
  .marketing-grid { grid-template-columns: 1fr; }
  .marketing-hero__actions .btn {
    width: 100%;
  }
}

@media (max-width: 360px) {
  :root { --card-w: 48px; --card-h: 74px; }
}