:root {
	--blue: hsl(220, 40%, 30%);
	--blue-darker: hsl(221, 39%, 20%);
	--blue-lighter: hsl(220, 40%, 40%);
	--blue-lightest: hsl(221, 20%, 60%);
	--font-color: hsl(220, 14%, 95%);
	--yellow: hsl(40, 90%, 60%);
	--yellow-active: hsl(40, 100%, 50%);
	--green: hsl(140, 35%, 28%);
	--red: hsl(0, 70%, 55%);
	--shadow: rgba(0, 0, 0, 0.4) 0 3px 8px;
	--shadow-strong: rgba(0, 0, 0, 0.6) 0 4px 12px;
}

* {
	box-sizing: border-box;
	touch-action: manipulation;
}

html,
body {
	margin: 0;
	padding: 0;
	min-height: 100dvh;
	background: var(--blue);
	color: var(--font-color);
	font-family: system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
	-webkit-tap-highlight-color: transparent;
}

.hidden {
	display: none !important;
}

/* Reserves layout space but makes element invisible/non-interactive */
.btn-hidden {
	visibility: hidden !important;
	pointer-events: none !important;
}

button {
	font: inherit;
	padding: 10px 14px;
	border-radius: 6px;
	border: 0;
	background: var(--yellow);
	color: var(--blue-darker);
	font-weight: bold;
	cursor: pointer;
}

button:disabled {
	background: var(--blue-lighter);
	color: var(--blue-lightest);
	cursor: not-allowed;
}

button:hover:not(:disabled) {
	background: var(--yellow-active);
}

/* =========================
   LANDING PAGE
   ========================= */

body#landing main {
	min-height: 100dvh;
	display: flex;
	align-items: center;
	justify-content: center;
	padding: 24px;
}

.landing-panel {
	background: var(--blue-darker);
	border-radius: 12px;
	box-shadow: var(--shadow);
	padding: 24px 28px;
	width: 100%;
	max-width: 420px;
	display: grid;
	gap: 14px;
}

.landing-panel h1 {
	margin: 0;
}

.landing-panel label {
	display: grid;
	gap: 4px;
	font-size: 14px;
}

.landing-panel input[type="text"],
.landing-panel input[type="number"] {
	padding: 8px 10px;
	border-radius: 6px;
	border: 1px solid var(--blue-lighter);
	background: var(--blue);
	color: var(--font-color);
	font-size: 15px;
}

.landing-actions {
	display: flex;
	gap: 10px;
}

.landing-join {
	display: grid;
	grid-template-columns: 1fr auto;
	gap: 10px;
	align-items: end;
}

#table-id-output {
	padding: 10px;
	border-radius: 6px;
	background: var(--blue);
	font-family: monospace;
}

.landing-share {
	background: var(--blue);
	border-radius: 6px;
	padding: 14px;
	display: grid;
	gap: 10px;
	font-size: 14px;
}

.landing-share p {
	margin: 0;
}

.share-link-row {
	display: flex;
	gap: 8px;
}

.share-link-row input {
	flex: 1;
	padding: 8px 10px;
	border-radius: 6px;
	border: 1px solid var(--blue-lighter);
	background: var(--blue-darker);
	color: var(--font-color);
	font-family: monospace;
	font-size: 13px;
}

.share-hint code {
	background: var(--blue-darker);
	padding: 2px 6px;
	border-radius: 4px;
	font-size: 13px;
}

/* =========================
   SHARE BAR
   ========================= */

.share-bar {
	display: flex;
	align-items: center;
	gap: 10px;
	padding: 10px 16px;
	background: var(--blue-darker);
	border-bottom: 1px solid var(--blue-lighter);
	position: sticky;
	top: 0;
	z-index: 50;
}

.share-bar-label {
	font-size: 13px;
	color: var(--blue-lightest);
	flex-shrink: 0;
}

.share-bar input {
	flex: 1;
	min-width: 0;
	padding: 6px 10px;
	border-radius: 4px;
	border: 1px solid var(--blue-lighter);
	background: var(--blue);
	color: var(--font-color);
	font-family: monospace;
	font-size: 13px;
}

.share-bar button {
	padding: 6px 12px;
	font-size: 13px;
}

/* =========================
   CONFIRM DIALOG
   ========================= */

.confirm-dialog {
	position: fixed;
	inset: 0;
	background: rgba(0, 0, 0, 0.55);
	display: flex;
	align-items: center;
	justify-content: center;
	z-index: 200;
}

.confirm-dialog-box {
	background: var(--blue-darker);
	border-radius: 10px;
	padding: 20px 24px;
	max-width: 320px;
	width: 90%;
	display: grid;
	gap: 16px;
	box-shadow: var(--shadow-strong);
}

.confirm-dialog-box p {
	margin: 0;
	font-size: 15px;
	line-height: 1.4;
}

.confirm-dialog-actions {
	display: flex;
	gap: 10px;
	justify-content: flex-end;
}

#confirm-dialog-yes {
	background: var(--red);
}

#confirm-dialog-no {
	background: var(--blue-lighter);
	color: var(--font-color);
}

#confirm-dialog-no:hover:not(:disabled) {
	background: var(--blue-lightest);
}

/* =========================
   NAME PROMPT
   ========================= */

.name-prompt {
	position: fixed;
	inset: 0;
	background: rgba(0, 0, 0, 0.6);
	display: flex;
	align-items: center;
	justify-content: center;
	z-index: 100;
}

.name-prompt-dialog {
	background: var(--blue-darker);
	border-radius: 12px;
	padding: 24px 28px;
	min-width: 320px;
	max-width: 90vw;
	box-shadow: var(--shadow-strong);
	display: grid;
	gap: 12px;
}

.name-prompt-dialog h2 {
	margin: 0;
}

.name-prompt-dialog p {
	margin: 0;
	color: var(--blue-lightest);
	font-size: 14px;
}

.name-prompt-dialog input {
	padding: 10px 12px;
	border-radius: 6px;
	border: 1px solid var(--blue-lighter);
	background: var(--blue);
	color: var(--font-color);
	font-size: 16px;
}

.name-prompt-dialog button {
	padding: 10px 14px;
	font-size: 15px;
}

/* =========================
   TABLE
   ========================= */

body#doudizhu-table {
	display: flex;
	flex-direction: column;
	min-height: 100dvh;
}

.ddz-table {
	flex: 1;
	display: grid;
	grid-template-areas:
		"nw north ne"
		"west center east"
		"me me me";
	grid-template-rows: auto 1fr auto;
	grid-template-columns: 1fr 2fr 1fr;
	gap: 12px;
	padding: 16px;
}

/* 3-player layout: only W and E opponents visible. */
body#doudizhu-table[data-player-count="3"] .opponent-N {
	display: none;
}

body#doudizhu-table[data-player-count="3"] .ddz-table {
	grid-template-areas:
		"west center east"
		"me me me";
	grid-template-rows: 1fr auto;
}

/* 2-player layout: single opponent on the right, center takes the rest. */
body#doudizhu-table[data-player-count="2"] .opponent-N,
body#doudizhu-table[data-player-count="2"] .opponent-W {
	display: none;
}

body#doudizhu-table[data-player-count="2"] .ddz-table {
	grid-template-areas:
		"center center east"
		"me     me     me  ";
	grid-template-rows: 1fr auto;
}

.opponent {
	background: var(--blue-darker);
	border-radius: 10px;
	padding: 12px;
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 6px;
	box-shadow: var(--shadow);
	border: 2px solid transparent;
	transition: border-color 0.2s ease, background-color 0.2s ease;
}

/* Landlord gets a yellow border. Current turn fills the whole panel green so name / score /
   hand-count all shift — a stronger cue than a border alone. Both cues coexist when the
   landlord is on turn. */
.opponent.landlord {
	border-color: var(--yellow);
}

.opponent.turn {
	background: var(--green);
}

.opponent-N {
	grid-area: north;
	justify-self: center;
}

.opponent-W {
	grid-area: west;
	align-self: center;
}

.opponent-E {
	grid-area: east;
	align-self: center;
}

.opponent-name {
	font-weight: bold;
	font-size: 16px;
}

.opponent-role {
	font-size: 13px;
	color: var(--yellow);
	min-height: 16px;
}

.opponent-hand-count {
	font-size: 40px;
	font-weight: bold;
	background: var(--blue);
	width: 72px;
	height: 72px;
	display: flex;
	align-items: center;
	justify-content: center;
	border-radius: 8px;
}

.opponent-status {
	font-size: 12px;
	color: var(--red);
	min-height: 14px;
	text-transform: uppercase;
}

.opponent-score {
	font-size: 13px;
	color: var(--blue-lightest);
}

.opponent-offline {
	font-size: 10px;
	font-weight: bold;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	color: var(--blue-lightest);
	background: var(--blue);
	padding: 2px 7px;
	border-radius: 4px;
}

.opponent.offline {
	opacity: 0.6;
}

.kick-button {
	font-size: 11px;
	padding: 4px 10px;
	font-weight: normal;
	background: var(--red);
	opacity: 0.75;
}

.kick-button:hover:not(:disabled) {
	background: var(--red);
	opacity: 1;
}

.table-center {
	grid-area: center;
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	gap: 12px;
	padding: 16px;
	padding-top: 8px;
	background: var(--blue-darker);
	border-radius: 12px;
	min-height: 220px;
	position: relative;
}

.kitty {
	position: absolute;
	top: 8px;
	left: 50%;
	transform: translateX(-50%);
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 4px;
	padding: 8px;
	background: var(--blue);
	border-radius: 6px;
	border: 1px dashed var(--yellow);
}

body#doudizhu-table[data-player-count="4"] #kitty {
	display: none !important;
}

.phase-indicator {
	font-size: 13px;
	color: var(--blue-lightest);
}

.notification {
	font-size: 15px;
	text-align: center;
	max-width: 90%;
}

.last-move {
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 6px;
	min-height: 120px;
}

.last-move.empty {
	color: var(--blue-lightest);
	font-style: italic;
}

.last-move-header {
	font-size: 13px;
	color: var(--yellow);
}

.last-move-cards {
	display: flex;
	gap: 4px;
}

.played-card {
	width: 60px;
	height: 84px;
	border-radius: 4px;
	box-shadow: var(--shadow);
	background: white;
}

.kitty-label {
	font-size: 12px;
	color: var(--yellow);
}

.kitty-cards {
	display: flex;
	gap: 3px;
}

.kitty-card {
	width: 40px;
	height: 56px;
	border-radius: 3px;
	background: white;
}

/* =========================
   MY AREA
   ========================= */

.my-area {
	grid-area: me;
	background: var(--blue-darker);
	border-radius: 12px;
	padding: 14px;
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 10px;
	border: 2px solid transparent;
	transition: border-color 0.2s ease, background-color 0.2s ease;
}

.my-area.landlord {
	border-color: var(--yellow);
}

.my-area.turn {
	background: var(--green);
}

.me-info {
	display: flex;
	gap: 10px;
	font-size: 14px;
}

#me-name {
	font-weight: bold;
}

#me-role {
	color: var(--yellow);
}

#me-score {
	color: var(--blue-lightest);
}

.my-hand {
	position: relative;
	width: 100%;
	height: 200px;
	overflow: visible;
}

.hand-card {
	position: absolute;
	padding: 0;
	background: transparent;
	border: 2px solid transparent;
	border-radius: 6px;
	cursor: grab;
	transition: transform 0.12s ease, border-color 0.12s ease;
	touch-action: none;
	user-select: none;
}

.hand-card:active {
	cursor: grabbing;
}

.hand-card img {
	width: 64px;
	height: 90px;
	display: block;
	background: white;
	border-radius: 4px;
	box-shadow: var(--shadow);
}

.hand-card.selected {
	transform: translateY(-14px);
	border-color: #ff6a00;
	border-width: 3px;
	box-shadow: 0 0 0 2px #ff6a00;
}

.hand-card:hover:not(.selected) {
	transform: translateY(-4px);
}

.hand-select-rect {
	position: absolute;
	border: 1.5px dashed orange;
	background: rgba(255, 165, 0, 0.08);
	border-radius: 2px;
	pointer-events: none;
}

.action-buttons {
	display: flex;
	gap: 10px;
	flex-wrap: wrap;
	justify-content: center;
	align-items: center;
	padding: 12px 16px;
	background: var(--blue-darker);
	border-top: 1px solid var(--blue-lighter);
}

.action-buttons #pass-button,
.action-buttons #decline-button {
	background: var(--blue-lighter);
	color: var(--font-color);
}

.action-buttons #pass-button:hover,
.action-buttons #decline-button:hover {
	background: var(--blue-lightest);
}

.action-buttons #play-button {
	padding: 14px 32px;
	font-size: 18px;
}

.action-buttons #pass-button {
	padding: 8px 14px;
	font-size: 13px;
	font-weight: normal;
}

#reset-selection-button {
	background: orange;
	color: var(--blue-darker);
	padding: 8px 14px;
	font-size: 13px;
	font-weight: normal;
}

#reset-selection-button:hover:not(:disabled) {
	background: darkorange;
}

/* =========================
   CONNECTION STATUS
   ========================= */

.connection-status {
	font-size: 12px;
	padding: 4px 10px;
	border-radius: 10px;
	background: var(--blue);
	white-space: nowrap;
	flex-shrink: 0;
}

.connection-status[data-variant="warn"] {
	background: var(--red);
}

.connection-status[data-variant="ok"] {
	background: var(--green);
}

/* =========================
   RESPONSIVE
   ========================= */

@media (max-width: 768px) {
	.ddz-table {
		padding: 8px;
		gap: 6px;
	}

	.opponent-hand-count {
		font-size: 28px;
		width: 54px;
		height: 54px;
	}

	.hand-card img {
		width: 44px;
		height: 62px;
	}

	.my-hand {
		height: 140px;
	}

	.played-card {
		width: 44px;
		height: 62px;
	}

	.kitty-card {
		width: 28px;
		height: 40px;
	}
}