/* ===========================
   KAIJI POKER — THEME
   Dark / Tense / Manga-style
   =========================== */

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

/* === VARIABLES === */
:root {
  --bg:         #0a0a0a;
  --felt:       #0c1a0c;
  --felt-mid:   #0f200f;
  --gold:       #c9a84c;
  --gold-dim:   #7a6530;
  --red:        #8b0000;
  --red-bright: #e63946;
  --text:       #d4c9b0;
  --text-dim:   #7a6a5a;
  --card-bg:    #f8f4eb;
  --shadow-lg:  rgba(0,0,0,0.75);
}

/* === BASE === */
body {
  background:
    radial-gradient(ellipse 120% 40% at 50% -5%, #200808 0%, transparent 55%),
    var(--bg);
  color: var(--text);
  font-family: 'Noto Serif JP', 'Helvetica Neue', Arial, sans-serif;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

/* === TITLE === */
h1 {
  font-size: 2.2rem;
  font-weight: 900;
  text-align: center;
  padding: 22px 16px 12px;
  color: var(--gold);
  text-shadow:
    0 0 30px rgba(201,168,76,0.45),
    2px 2px 6px rgba(0,0,0,0.9);
  letter-spacing: 0.2em;
}
h1 .sub {
  display: block;
  font-size: 0.7rem;
  letter-spacing: 0.35em;
  color: var(--text-dim);
  font-weight: 400;
  margin-top: 4px;
}

/* === START SCREEN === */
#start-screen {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  margin-top: 36px;
}
#start-screen p {
  color: var(--text-dim);
  font-size: 0.88rem;
  letter-spacing: 0.08em;
  margin-bottom: 4px;
}
.pc-btn {
  padding: 13px 28px;
  font-size: 1rem;
  font-family: inherit;
  font-weight: 700;
  background: transparent;
  color: var(--gold);
  border: 1px solid var(--gold-dim);
  border-radius: 3px;
  cursor: pointer;
  width: 220px;
  letter-spacing: 0.1em;
  position: relative;
  overflow: hidden;
  transition: color 0.25s, border-color 0.25s, box-shadow 0.25s, transform 0.15s;
}
.pc-btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease;
  z-index: 0;
}
.pc-btn span { position: relative; z-index: 1; }
.pc-btn:hover {
  color: #0a0a0a;
  border-color: var(--gold);
  transform: translateY(-2px);
  box-shadow: 0 4px 18px rgba(201,168,76,0.25);
}
.pc-btn:hover::after { transform: scaleX(1); }

/* === GAME BOARD === */
#game-board {
  display: none;
  position: relative;
  width: 100%;
  max-width: 1100px;
  padding: 10px;
  flex-direction: column;
  gap: 6px;
  /* Felt table feel */
  background:
    radial-gradient(ellipse 80% 65% at 50% 46%, var(--felt-mid) 0%, var(--felt) 55%, transparent 100%);
  border-radius: 24px;
  margin-bottom: 16px;
}

#top-zone    { display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; min-height: 10px; padding: 4px 4px 0; }
#middle-zone { display: flex; align-items: stretch; gap: 8px; }
#left-zone   { display: flex; flex-direction: column; gap: 10px; align-items: center; justify-content: center; flex-shrink: 0; min-width: 220px; }
#right-zone  { display: flex; flex-direction: column; gap: 10px; align-items: center; justify-content: center; flex-shrink: 0; min-width: 220px; }

/* === CENTER ZONE === */
#center-zone {
  flex: 1;
  background: rgba(0,0,0,0.5);
  border: 1px solid rgba(201,168,76,0.12);
  border-radius: 10px;
  padding: 16px 14px;
  text-align: center;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 8px;
}
#msg {
  font-size: 0.92rem;
  color: var(--text);
  line-height: 1.6;
  animation: fadeMsg 0.35s ease-out;
}
@keyframes fadeMsg {
  from { opacity: 0; transform: translateY(-5px); }
  to   { opacity: 1; transform: translateY(0); }
}
#turn-info {
  font-size: 0.78rem;
  color: var(--gold);
  letter-spacing: 0.08em;
}
#deck-info {
  font-size: 0.72rem;
  color: var(--text-dim);
}
#pot-info {
  min-height: 1.2em;
  line-height: 1.6;
}
.pot-label {
  font-size: 0.72rem;
  color: var(--gold);
  font-weight: 700;
  letter-spacing: 0.08em;
}
.pot-count {
  display: block;
  font-size: 0.65rem;
  color: var(--text-dim);
  margin-bottom: 2px;
}

/* === BET LOG === */
#bet-log { margin-top: 6px; }
.bet-log-box {
  display: inline-flex;
  flex-direction: column;
  gap: 3px;
  background: rgba(0,0,0,0.35);
  border: 1px solid rgba(201,168,76,0.18);
  border-radius: 7px;
  padding: 6px 10px;
  min-width: 140px;
}
.bet-log-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  font-size: 0.72rem;
  line-height: 1.5;
}
.bet-log-row.bl-fold { opacity: 0.4; }
.bl-name { color: var(--text-dim); }
.bl-action { font-weight: 700; }
.bl-current-bet {
  margin-top: 4px;
  font-size: 0.65rem;
  color: var(--gold);
  text-align: center;
  border-top: 1px solid rgba(201,168,76,0.2);
  padding-top: 3px;
}

/* === TRADE STATUS === */
.trade-status-box {
  display: inline-flex;
  flex-direction: column;
  gap: 5px;
  background: rgba(0,0,0,0.35);
  border: 1px solid rgba(201,168,76,0.25);
  border-radius: 7px;
  padding: 7px 10px;
  min-width: 140px;
}
.ts-title {
  font-size: 0.65rem;
  color: var(--gold-dim);
  text-transform: uppercase;
  letter-spacing: .06em;
  border-bottom: 1px solid rgba(201,168,76,0.15);
  padding-bottom: 3px;
}
.ts-row {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 0.75rem;
  flex-wrap: wrap;
}
.ts-label { color: var(--text); font-weight: 600; }
.ts-arrow { color: var(--gold-dim); }
.ts-name  { color: var(--text-dim); }
.ts-hint  { font-size: 0.68rem; color: #555; }
.ts-cards { display: flex; gap: 3px; flex-wrap: wrap; margin-top: 2px; }
.ts-status { font-size: 0.7rem; font-weight: 700; margin-left: 4px; }
.ts-deciding { color: #c9a84c; }
.ts-ok       { color: #6abf6a; }
.ts-ng       { color: #e06060; }

/* === PLAYER AREA === */
#player-zone { display: flex; justify-content: center; padding: 0 4px; }
#player-area {
  background: rgba(0,0,0,0.45);
  border: 1px solid rgba(201,168,76,0.22);
  border-radius: 10px;
  padding: 12px;
  width: 100%;
}
#player-area h3 {
  font-size: 0.78rem;
  color: var(--text-dim);
  margin-bottom: 8px;
  text-align: center;
  letter-spacing: 0.12em;
}
#player-hand { display: flex; flex-direction: column; gap: 6px; align-items: center; padding-bottom: 20px; }
#player-sum  { text-align: center; margin-top: 6px; font-size: 1.1rem; color: var(--gold-dim); }
#player-chip-log { text-align: center; margin-top: 4px; }
.chip-log-wrap { display: inline-flex; align-items: center; gap: 2px; cursor: default; }
.chip-log-label { font-size: 0.62rem; color: var(--text-dim); margin-right: 3px; letter-spacing: 0.05em; }
.chip-log-count { font-size: 0.82rem; font-weight: 700; color: var(--gold); margin-left: 1px; }
#chip-tooltip {
  display: none;
  position: absolute;
  z-index: 9999;
  background: rgba(20,16,10,0.95);
  border: 1px solid rgba(201,168,76,0.4);
  border-radius: 6px;
  padding: 7px 11px;
  font-size: 0.75rem;
  color: #d8c88a;
  line-height: 1.7;
  pointer-events: none;
  white-space: nowrap;
  box-shadow: 0 4px 16px rgba(0,0,0,0.5);
}

/* === OPPONENTS === */
.opp-box {
  background: rgba(0,0,0,0.55);
  border: 1px solid var(--gold-dim);
  border-radius: 10px;
  padding: 8px;
  text-align: center;
  width: 210px;
  transition: border-color 0.35s, box-shadow 0.35s;
}
.opp-box.active {
  border-color: var(--gold);
  box-shadow: 0 0 20px rgba(201,168,76,0.35);
}
.opp-box.folded,
#player-area.folded {
  opacity: 0.38;
  filter: grayscale(0.6);
}
.opp-box.trade-selectable {
  border-color: #6ab4e0;
  box-shadow: 0 0 14px rgba(106,180,224,0.4);
  transition: box-shadow 0.15s, border-color 0.15s;
}
.opp-box.trade-selectable:hover {
  border-color: #9dd4f5;
  box-shadow: 0 0 22px rgba(106,180,224,0.65);
}
.opp-box.trade-selected {
  border-color: #6ab4e0;
  box-shadow: 0 0 18px rgba(106,180,224,0.55);
}
.opp-name  { font-size: 0.78rem; color: var(--text-dim); margin-bottom: 2px; letter-spacing: 0.06em; }
.opp-sum   { font-size: 0.68rem; color: var(--gold); margin-bottom: 2px; }
.opp-chips { margin-bottom: 4px; line-height: 1.6; }
.chip-img  { width: 20px; height: 20px; vertical-align: middle; object-fit: contain; margin-right: 2px; }

/* === CARD ROWS === */
.hand-row { display: flex; gap: 4px; justify-content: center; align-items: flex-end; min-height: 20px; }
.hand-row.rev-row { border-top: 1px dashed rgba(230,57,70,0.25); padding-top: 4px; }
.rev-label { font-size: 0.6rem; color: #c08080; align-self: flex-end; margin-left: 3px; white-space: nowrap; }
.hand-2col { display: flex; gap: 5px; justify-content: center; }
.hand-col  { display: flex; flex-direction: column; gap: 3px; }
.side-rev-label { font-size: 0.6rem; color: #c08080; text-align: center; margin-top: 2px; }

/* rotations */
.opp-box.pos-top,
.opp-box.pos-topleft,
.opp-box.pos-topright { transform: rotate(180deg); }
.opp-box.pos-left  { transform: rotate(90deg); }
.opp-box.pos-right { transform: rotate(-90deg); }

/* === ACTION BUTTONS === */
#action-area {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  padding: 10px 8px;
}
.btn {
  padding: 11px 22px;
  font-size: 0.88rem;
  font-family: inherit;
  font-weight: 700;
  border: 1px solid;
  border-radius: 3px;
  cursor: pointer;
  letter-spacing: 0.08em;
  transition: background 0.2s, box-shadow 0.2s, transform 0.12s;
}
.btn:disabled { opacity: 0.3; cursor: not-allowed; }
.btn:not(:disabled):active { transform: translateY(1px); }

.btn-draw {
  background: transparent;
  border-color: #3a7aaa;
  color: #7ab8d8;
}
.btn-draw:hover:not(:disabled) {
  background: rgba(58,122,170,0.15);
  box-shadow: 0 0 14px rgba(58,122,170,0.35);
}

.btn-trade {
  background: transparent;
  border-color: var(--red);
  color: #c06060;
}
.btn-trade:hover:not(:disabled) {
  background: rgba(139,0,0,0.15);
  box-shadow: 0 0 14px rgba(139,0,0,0.35);
}

.btn-ok {
  background: transparent;
  border-color: var(--gold-dim);
  color: var(--gold);
}
.btn-ok:hover:not(:disabled) {
  background: rgba(201,168,76,0.12);
  box-shadow: 0 0 14px rgba(201,168,76,0.3);
}

.btn-cancel {
  background: transparent;
  border-color: #444;
  color: #777;
}
.btn-cancel:hover:not(:disabled) { background: rgba(80,80,80,0.15); }

.btn-accept {
  background: transparent;
  border-color: #2a6a2a;
  color: #5aaa5a;
}
.btn-accept:hover:not(:disabled) {
  background: rgba(42,106,42,0.15);
  box-shadow: 0 0 14px rgba(42,106,42,0.3);
}

.btn-reject {
  background: transparent;
  border-color: var(--red);
  color: #c06060;
}
.btn-reject:hover:not(:disabled) {
  background: rgba(139,0,0,0.15);
  box-shadow: 0 0 14px rgba(139,0,0,0.3);
}

.btn-raise {
  background: rgba(201,168,76,0.15);
  border-color: var(--gold);
  color: var(--gold);
}
.btn-raise:hover:not(:disabled) {
  background: rgba(201,168,76,0.3);
  box-shadow: 0 0 14px rgba(201,168,76,0.35);
}

.raise-ctrl {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 0;
}
.raise-step {
  min-width: 32px;
  padding: 8px 10px;
  font-size: 1rem;
  line-height: 1;
}
.raise-amt {
  width: 64px;
  background: transparent;
  border: 1px solid var(--gold-dim);
  color: var(--text);
  padding: 8px 8px;
  border-radius: 3px;
  font-size: 0.88rem;
  font-family: inherit;
  text-align: center;
  outline: none;
}
.raise-amt:focus { border-color: var(--gold); }

.sd-chips {
  font-size: 0.72rem;
  color: var(--gold-dim);
  font-weight: 400;
  margin-left: 6px;
  display: inline-flex;
  align-items: center;
  gap: 2px;
  flex-wrap: wrap;
}
.sd-chip-plus {
  color: var(--gold);
  font-weight: 700;
  font-size: 0.85rem;
  margin: 0 2px;
}

.card.kicker {
  width: 50px;
  height: 70px;
  opacity: 0.55;
}
.card.trade-peek {
  width: 50px;
  height: 70px;
}

.kicker-sep {
  display: inline-block;
  width: 1px;
  align-self: stretch;
  background: rgba(201,168,76,0.25);
  margin: 0 5px;
  flex-shrink: 0;
}

#room-ctrl {
  position: absolute;
  top: 10px;
  left: 10px;
  z-index: 10;
}
.btn-disband {
  background: transparent;
  border-color: #3a1a1a;
  color: #6a3a3a;
  font-size: 0.72rem;
  padding: 5px 14px;
  letter-spacing: 0.08em;
}
.btn-disband:hover:not(:disabled) {
  border-color: var(--red);
  color: #c06060;
  background: rgba(139,0,0,0.1);
}

/* === CARDS === */
.card {
  width: 62px;
  height: 87px;
  border-radius: 8px;
  border: 1.5px solid #c8c0b0;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 0;
  overflow: hidden;
  cursor: default;
  user-select: none;
  background: var(--card-bg);
  position: relative;
  box-shadow: 2px 4px 10px rgba(0,0,0,0.65);
  transition: transform 0.15s, border-color 0.2s, box-shadow 0.2s;
}
.card.deal-in { animation: dealIn 0.3s ease-out both; }

.card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  pointer-events: none;
}
@keyframes card-flip {
  0%   { transform: scaleX(1); }
  40%  { transform: scaleX(0); }
  60%  { transform: scaleX(0); }
  100% { transform: scaleX(1); }
}
.card.flipping {
  animation: card-flip 0.44s ease-in-out forwards;
  transform-origin: center;
}

@keyframes dealIn {
  from { opacity: 0; transform: translateY(-30px) scale(0.92); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}
@keyframes dealOut {
  from { opacity: 1; transform: translateY(0) scale(1); }
  to   { opacity: 0; transform: translateY(-40px) scale(0.88); }
}
.no-anim .card { animation: none; }
.card.sm { width: 50px; height: 71px; }

.card.back {
  background:
    repeating-linear-gradient(
      45deg,
      #0d1a3a 0px, #0d1a3a 5px,
      #132248 5px, #132248 10px
    );
  border-color: #1c3060;
  box-shadow: 2px 4px 10px rgba(0,0,0,0.75);
}

.card.rev {
  border-color: var(--red-bright) !important;
  box-shadow: 0 0 12px rgba(230,57,70,0.5), 2px 4px 8px rgba(0,0,0,0.55) !important;
}

.card.sel {
  border-color: var(--gold) !important;
  border-width: 2.5px !important;
  background: rgba(201,168,76,0.13) !important;
  box-shadow: 0 0 22px rgba(201,168,76,0.85), 0 0 6px rgba(201,168,76,0.4) inset, 2px 4px 8px rgba(0,0,0,0.5) !important;
  transform: translateY(-12px);
  outline: 1.5px solid rgba(201,168,76,0.45);
  outline-offset: 3px;
}
.card.sel::after {
  content: '選択中';
  position: absolute;
  bottom: -20px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.6rem;
  color: var(--gold);
  font-weight: 700;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.card.click { cursor: pointer; }
.card.click:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 18px rgba(0,0,0,0.6);
}
.card.sel.click:hover { transform: translateY(-11px); }

.cn { font-size: 0.65rem; line-height: 1.2; font-weight: 700; font-family: 'Georgia', serif; }
.cc { font-size: 1.4rem; text-align: center; }
.card.red .cn, .card.red .cc { color: #bb0000; }
.card.blk .cn, .card.blk .cc { color: #111; }

/* === MODAL === */
#modal-bg {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.84);
  z-index: 100;
  justify-content: center;
  align-items: center;
}
#modal-bg.on { display: flex; }

#modal {
  background: #0e0e0e;
  border: 1px solid var(--gold-dim);
  border-top: 2px solid var(--gold);
  border-radius: 6px;
  padding: 26px;
  max-width: 560px;
  width: 92%;
  max-height: 88vh;
  overflow-y: auto;
  box-shadow: 0 0 50px rgba(0,0,0,0.85);
  animation: modalIn 0.22s ease-out;
}
@keyframes modalIn {
  from { opacity: 0; transform: scale(0.96) translateY(-8px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}
#modal h2 {
  color: var(--gold);
  margin-bottom: 16px;
  text-align: center;
  font-size: 1.08rem;
  letter-spacing: 0.12em;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(201,168,76,0.18);
}
.ms { margin-bottom: 12px; }
.ms label {
  display: block;
  color: var(--text-dim);
  font-size: 0.8rem;
  margin-bottom: 6px;
  letter-spacing: 0.06em;
}
.mc { display: flex; gap: 6px; flex-wrap: wrap; justify-content: center; margin: 8px 0; }
.mb { display: flex; gap: 10px; justify-content: center; margin-top: 16px; }
.incoming-hand { display: flex; flex-direction: column; align-items: center; gap: 6px; margin: 8px 0; }

.tgt-btn {
  padding: 7px 16px;
  margin: 3px;
  border: 1px solid var(--gold-dim);
  border-radius: 3px;
  background: transparent;
  color: var(--text);
  cursor: pointer;
  font-family: inherit;
  font-size: 0.86rem;
  letter-spacing: 0.05em;
  transition: all 0.2s;
}
.tgt-btn.on  { border-color: var(--gold); color: var(--gold); background: rgba(201,168,76,0.1); }
.tgt-btn:hover { background: rgba(201,168,76,0.07); }

/* === SHOWDOWN === */
#sd-bg {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.93);
  z-index: 200;
  justify-content: center;
  align-items: center;
}
#sd-bg.on { display: flex; }

#sd {
  background: #080808;
  border: 1px solid var(--gold-dim);
  border-top: 3px solid var(--red-bright);
  border-radius: 6px;
  padding: 30px;
  max-width: 780px;
  width: 92%;
  max-height: 92vh;
  overflow-y: auto;
  text-align: center;
  box-shadow: 0 0 70px rgba(0,0,0,0.92);
}
#sd h2 {
  font-size: 1.65rem;
  font-weight: 900;
  color: var(--gold);
  margin-bottom: 22px;
  letter-spacing: 0.15em;
  text-shadow: 0 0 24px rgba(201,168,76,0.4);
}

.sdp {
  background: rgba(255,255,255,0.025);
  border-radius: 6px;
  padding: 14px;
  margin-bottom: 12px;
  border: 1px solid rgba(255,255,255,0.06);
  opacity: 0;
  animation: sdReveal 0.45s ease-out forwards;
}
@keyframes sdReveal {
  from { opacity: 0; transform: translateX(-14px); }
  to   { opacity: 1; transform: translateX(0); }
}
.sdp.win {
  border-color: var(--gold);
  background: rgba(201,168,76,0.07);
  box-shadow: 0 0 22px rgba(201,168,76,0.12);
}
.sdp-name {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 8px;
  letter-spacing: 0.08em;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}
.sdp-role {
  font-size: 0.82rem;
  color: var(--text-dim);
  margin-top: 6px;
  letter-spacing: 0.08em;
  text-align: center;
}

/* ===================== ONLINE SCREENS ===================== */
#online-screen, #wait-screen {
  display: none;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  margin-top: 36px;
  padding: 0 16px;
}

.text-input {
  background: transparent;
  border: 1px solid var(--gold-dim);
  color: var(--text);
  padding: 10px 16px;
  border-radius: 3px;
  font-family: inherit;
  font-size: 1rem;
  text-align: center;
  letter-spacing: 0.1em;
  width: 100%;
  max-width: 280px;
  outline: none;
  transition: border-color 0.2s;
}
.text-input:focus { border-color: var(--gold); }

.code-input {
  letter-spacing: 0.4em;
  font-size: 1.2rem;
  text-transform: uppercase;
  max-width: 180px;
}

.online-section-title {
  font-size: 0.78rem;
  color: var(--text-dim);
  letter-spacing: 0.2em;
  margin-top: 8px;
}

.online-lead {
  font-size: 0.9rem;
  color: var(--text-dim);
  letter-spacing: 0.1em;
  margin: 0;
}

.pc-divider {
  font-size: 0.75rem;
  color: var(--text-dim);
  letter-spacing: 0.15em;
  margin: 4px 0;
}

.pc-btn-online {
  background: linear-gradient(135deg, rgba(201,168,76,0.12), rgba(201,168,76,0.06));
  border-color: var(--gold);
  color: var(--gold);
}
.pc-btn-online:hover {
  background: var(--gold);
  color: #0a0a0a;
}
.pc-btn-online span { color: inherit; }

.pc-btn-text {
  background: none;
  border: none;
  color: var(--text-dim);
  font-family: inherit;
  font-size: 0.82rem;
  cursor: pointer;
  letter-spacing: 0.08em;
  padding: 6px 12px;
  transition: color 0.2s;
}
.pc-btn-text:hover { color: var(--text); }

.wait-code-display {
  font-size: 2.4rem;
  font-weight: 900;
  color: var(--gold);
  letter-spacing: 0.5em;
  text-shadow: 0 0 24px rgba(201,168,76,0.5);
  padding: 10px 0;
}

.wait-players {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-height: 60px;
  align-items: center;
}

.wait-player {
  font-size: 0.88rem;
  color: var(--text);
  letter-spacing: 0.1em;
}

.wait-msg {
  font-size: 0.78rem;
  color: var(--text-dim);
  letter-spacing: 0.1em;
  margin: 0;
}

/* ===========================
   MOBILE — Portrait Layout
   =========================== */
@media (max-width: 600px) {
  /* スクロール固定・縦表示 */
  html, body {
    overflow-x: hidden;
    touch-action: pan-y;
  }

  h1 { font-size: 1.5rem; padding: 14px 8px 8px; letter-spacing: 0.12em; }
  h1 .sub { font-size: 0.62rem; }

  /* スタート画面 */
  #start-screen { gap: 10px; padding: 0 12px 16px; }
  .pc-btn { width: 100%; max-width: 320px; font-size: 0.88rem; padding: 13px 18px; }

  /* オンライン画面 */
  #online-screen { padding: 0 12px 16px; }
  .text-input { width: 100%; max-width: 100%; font-size: 0.9rem; }

  /* ゲームボード全体 */
  #game-board {
    padding: 6px 4px 10px;
    gap: 4px;
    border-radius: 14px;
  }

  /* 上段（相手） */
  #top-zone { gap: 6px; padding: 2px 2px 0; }

  /* 中段: 縦積み、相手ゾーンをセンターより先に表示 */
  #middle-zone { flex-direction: column; gap: 4px; }
  #left-zone   { order: 1; }
  #right-zone  { order: 2; }
  #center-zone { order: 3; }

  /* 左右ゾーンを横並びに */
  #left-zone, #right-zone {
    min-width: 0;
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    gap: 6px;
  }

  /* 相手ボックス: 小さく・回転なし */
  .opp-box {
    width: auto;
    min-width: 90px;
    max-width: 48%;
    flex: 1;
    padding: 5px 5px;
  }
  .opp-box.pos-top,
  .opp-box.pos-topleft,
  .opp-box.pos-topright,
  .opp-box.pos-left,
  .opp-box.pos-right { transform: none; }

  .opp-name { font-size: 0.7rem; }
  .opp-sum  { font-size: 0.62rem; }
  .opp-chips { line-height: 1.4; margin-bottom: 2px; }

  /* 相手手札: 開示→非開示を横1行に */
  .opp-hand { display: flex; flex-direction: row; gap: 2px; justify-content: center; flex-wrap: wrap; }
  .opp-hand .hand-row { display: contents; }
  .opp-hand .hand-row.rev-row { border: none; padding: 0; }

  /* センターゾーン */
  #center-zone { padding: 8px 8px; gap: 4px; }
  #msg { font-size: 0.82rem; }
  #turn-info { font-size: 0.7rem; }
  #deck-info { font-size: 0.64rem; }

  /* ベットログ */
  .bet-log-box { min-width: 0; width: 100%; }
  .bet-log-row { font-size: 0.68rem; }

  /* プレイヤーエリア */
  #player-area { padding: 8px 6px; }
  #player-area h3 { font-size: 0.72rem; margin-bottom: 4px; }
  #player-hand { gap: 4px; padding-bottom: 10px; }
  #player-sum { font-size: 0.95rem; margin-top: 4px; }

  /* カードサイズ（自分の手札） */
  .card { width: 52px; height: 73px; border-radius: 6px; }

  /* 相手の手札（sm） */
  .card.sm { width: 30px; height: 42px; }

  /* 役外カード・交換確認カード */
  .card.kicker { width: 40px; height: 56px; }
  .card.trade-peek { width: 40px; height: 56px; }

  /* アクションエリア */
  #action-area { gap: 7px; padding: 7px 4px; }
  .btn { font-size: 0.8rem; padding: 9px 14px; }
  .raise-ctrl { gap: 5px; flex-wrap: wrap; }
  .raise-amt { width: 48px; font-size: 0.9rem; padding: 9px 4px; text-align: center; }
  .raise-step { min-width: 38px; padding: 9px 12px; font-size: 1.1rem; }

  /* チップ画像 */
  .chip-img { width: 16px; height: 16px; margin-right: 1px; }
  .chip-log-count { font-size: 0.75rem; }

  /* モーダル */
  #modal { padding: 16px 14px; max-height: 90vh; }
  #modal h2 { font-size: 1rem; }

  /* ショーダウン */
  #sd { padding: 16px 10px; }
  .sd-header { font-size: 1rem; }
  .sd-players { gap: 8px; }
  .sdp-hand { gap: 3px; }

  /* 手牌行 */
  .hand-row { gap: 3px; }
  .hand-row.rev-row { padding-top: 3px; }
}