/* Word Learner 单词学习 */
.wl-app {
	max-width: 640px;
	margin: 0 auto;
	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
	color: #1f2937;
	line-height: 1.6;
}

.wl-topbar {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 10px;
	margin-bottom: 14px;
}

.wl-bank-label { font-size: 14px; color: #6b7280; }

.wl-bank {
	font-size: 14px;
	padding: 6px 10px;
	border: 1px solid #d1d5db;
	border-radius: 8px;
	background: #fff;
	cursor: pointer;
}

.wl-stats { display: flex; flex-wrap: wrap; gap: 12px; margin-left: auto; font-size: 13px; color: #6b7280; }
.wl-stat b { color: #1f2937; }
.wl-stat:first-child b { color: #16a34a; }
.wl-stat:nth-child(2) b { color: #dc2626; }

.wl-card {
	background: #fff;
	border: 1px solid #e5e7eb;
	border-radius: 16px;
	box-shadow: 0 4px 20px rgba(0,0,0,.06);
	padding: 28px 24px;
}

.wl-card-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 8px; }
.wl-pos {
	font-size: 13px;
	color: #6b7280;
	background: #f3f4f6;
	padding: 2px 10px;
	border-radius: 999px;
}

.wl-meaning {
	font-size: 26px;
	font-weight: 600;
	line-height: 1.5;
	color: #111827;
	min-height: 60px;
	margin: 8px 0 4px;
}

.wl-phonetic { font-size: 16px; color: #6b7280; min-height: 22px; }

.wl-answer {
	margin-top: 14px;
	padding: 14px 16px;
	border-radius: 12px;
	background: #f0fdf4;
	border: 1px solid #bbf7d0;
}
.wl-answer.wl-answer-wrong { background: #fef2f2; border-color: #fecaca; }
.wl-answer-word { font-size: 24px; font-weight: 700; color: #166534; letter-spacing: .5px; }
.wl-answer-wrong .wl-answer-word { color: #991b1b; }
.wl-answer-info { margin-top: 6px; font-size: 14px; color: #374151; }
.wl-answer-info .wl-ex { color: #6b7280; font-size: 13px; }

.wl-input-row { display: flex; gap: 10px; margin-top: 18px; }
.wl-input {
	flex: 1;
	font-size: 20px;
	letter-spacing: 1px;
	padding: 10px 14px;
	border: 2px solid #d1d5db;
	border-radius: 10px;
	outline: none;
	transition: border-color .15s;
}
.wl-input:focus { border-color: #3b82f6; }
.wl-input.wl-input-ok { border-color: #22c55e; background: #f0fdf4; }
.wl-input.wl-input-bad { border-color: #ef4444; background: #fef2f2; animation: wl-shake .35s; }

@keyframes wl-shake {
	0%,100% { transform: translateX(0); }
	25% { transform: translateX(-6px); }
	75% { transform: translateX(6px); }
}

.wl-btn {
	font-size: 15px;
	padding: 10px 18px;
	border: 1px solid #d1d5db;
	border-radius: 10px;
	background: #fff;
	color: #374151;
	cursor: pointer;
	transition: all .15s;
	white-space: nowrap;
}
.wl-btn:hover { background: #f3f4f6; }
.wl-btn:disabled { opacity: .45; cursor: not-allowed; }

.wl-btn-primary { background: #2563eb; border-color: #2563eb; color: #fff; }
.wl-btn-primary:hover { background: #1d4ed8; }

.wl-btn-next { background: #16a34a; border-color: #16a34a; color: #fff; }
.wl-btn-next:hover { background: #15803d; }

.wl-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 16px; }

.wl-feedback { margin-top: 12px; font-size: 16px; font-weight: 600; min-height: 24px; }
.wl-feedback.wl-ok { color: #16a34a; }
.wl-feedback.wl-bad { color: #dc2626; }

.wl-hintbox { margin-top: 10px; font-size: 20px; letter-spacing: 2px; color: #7c3aed; min-height: 28px; font-weight: 600; }

.wl-tip { margin-top: 14px; font-size: 12.5px; color: #9ca3af; text-align: center; }

.wl-loading { color: #6b7280; }

/* 移动端 */
@media (max-width: 480px) {
	.wl-card { padding: 20px 14px; }
	.wl-meaning { font-size: 21px; }
	.wl-stats { margin-left: 0; width: 100%; }
	.wl-actions .wl-btn { flex: 1; text-align: center; }
}