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1891 lines (1698 loc) · 63.9 KB
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<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no">
<title>单词大挑战</title>
<!-- Favicon -->
<link rel="icon" type="image/png" sizes="32x32" href="/favicon.png">
<link rel="icon" type="image/x-icon" href="/favicon.ico">
<!-- Apple Touch Icons (iOS主屏幕图标) -->
<link rel="apple-touch-icon" href="/apple-touch-icon.png">
<link rel="apple-touch-icon" sizes="180x180" href="/apple-touch-icon-180x180.png">
<link rel="apple-touch-icon" sizes="152x152" href="/apple-touch-icon-152x152.png">
<link rel="apple-touch-icon" sizes="144x144" href="/apple-touch-icon-144x144.png">
<link rel="apple-touch-icon" sizes="120x120" href="/apple-touch-icon-120x120.png">
<link rel="apple-touch-icon" sizes="114x114" href="/apple-touch-icon-114x114.png">
<link rel="apple-touch-icon" sizes="76x76" href="/apple-touch-icon-76x76.png">
<link rel="apple-touch-icon" sizes="72x72" href="/apple-touch-icon-72x72.png">
<link rel="apple-touch-icon" sizes="60x60" href="/apple-touch-icon-60x60.png">
<link rel="apple-touch-icon" sizes="57x57" href="/apple-touch-icon-57x57.png">
<!-- PWA 支持 -->
<meta name="apple-mobile-web-app-capable" content="yes">
<meta name="apple-mobile-web-app-status-bar-style" content="default">
<meta name="apple-mobile-web-app-title" content="单词大挑战">
<meta name="theme-color" content="#ff9800">
<style>
/* ===== CSS Reset & Base ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; height: 100%; }
body {
font-family: -apple-system, 'PingFang SC', 'Helvetica Neue', Arial, sans-serif;
min-height: 100%; overflow-x: hidden;
background: linear-gradient(135deg, #fef9ef 0%, #fce4ec 50%, #e8f5e9 100%);
background-attachment: fixed;
color: #333;
-webkit-tap-highlight-color: transparent;
user-select: none;
-webkit-user-select: none;
}
/* ===== Floating Decorations ===== */
body::before {
content: '';
position: fixed; top: 0; left: 0; width: 100%; height: 100%;
pointer-events: none; z-index: 0;
background:
radial-gradient(circle at 10% 20%, rgba(255,183,77,0.12) 0%, transparent 50%),
radial-gradient(circle at 85% 60%, rgba(129,212,250,0.12) 0%, transparent 50%),
radial-gradient(circle at 50% 90%, rgba(200,230,201,0.15) 0%, transparent 50%);
}
/* ===== Page Container ===== */
.page {
display: none; flex-direction: column; align-items: center;
min-height: 100vh; padding: 20px 16px 40px;
position: relative; z-index: 1;
animation: fadeIn 0.35s ease;
}
.page.active { display: flex; }
@keyframes fadeIn {
from { opacity: 0; transform: translateY(12px); }
to { opacity: 1; transform: translateY(0); }
}
/* ===== Home Page ===== */
.home-header {
display: flex; justify-content: flex-end; width: 100%;
max-width: 500px; gap: 10px; margin-bottom: 20px;
}
.icon-btn {
display: flex; align-items: center; gap: 5px;
background: rgba(255,255,255,0.85); border: 2px solid #e0e0e0;
border-radius: 20px; padding: 8px 16px; font-size: 14px;
color: #666; cursor: pointer; transition: all 0.2s;
backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
}
.icon-btn:hover, .icon-btn:active {
background: #fff; border-color: #ff9800; color: #ff9800;
transform: scale(1.05);
}
.icon-btn .emoji { font-size: 18px; }
.home-logo {
margin: 10px 0 8px;
font-size: clamp(2rem, 8vw, 3.5rem);
text-align: center;
line-height: 1.3;
}
.home-logo .title-main {
background: linear-gradient(135deg, #ff6f00, #ff9800, #ffc107);
-webkit-background-clip: text; -webkit-text-fill-color: transparent;
background-clip: text; font-weight: 900;
text-shadow: none;
filter: drop-shadow(2px 2px 4px rgba(255,152,0,0.15));
}
.home-subtitle {
font-size: clamp(0.85rem, 3vw, 1.1rem);
color: #888; margin-bottom: 30px; text-align: center;
}
.home-mascot {
font-size: clamp(4rem, 20vw, 8rem);
margin: 10px 0 24px;
animation: bounce 2s ease-in-out infinite;
}
@keyframes bounce {
0%, 100% { transform: translateY(0); }
50% { transform: translateY(-12px); }
}
.home-buttons { display: flex; flex-direction: column; gap: 16px; width: 100%; max-width: 340px; }
.btn-primary, .btn-secondary {
display: flex; align-items: center; justify-content: center; gap: 8px;
padding: 18px 24px; border-radius: 24px; font-size: clamp(1rem, 4vw, 1.25rem);
font-weight: 700; cursor: pointer; border: none;
transition: all 0.25s; position: relative; overflow: hidden;
}
.btn-primary {
background: linear-gradient(135deg, #ff9800, #ff6f00);
color: #fff; box-shadow: 0 6px 20px rgba(255,152,0,0.35);
}
.btn-primary:hover, .btn-primary:active {
transform: translateY(-2px) scale(1.02);
box-shadow: 0 8px 28px rgba(255,152,0,0.45);
}
.btn-secondary {
background: linear-gradient(135deg, #81d4fa, #4fc3f7);
color: #fff; box-shadow: 0 6px 20px rgba(79,195,247,0.3);
}
.btn-secondary:hover, .btn-secondary:active {
transform: translateY(-2px) scale(1.02);
box-shadow: 0 8px 28px rgba(79,195,247,0.4);
}
.btn-special {
display: flex; align-items: center; justify-content: center; gap: 8px;
padding: 18px 24px; border-radius: 24px; font-size: clamp(1rem, 4vw, 1.25rem);
font-weight: 700; cursor: pointer; border: none;
transition: all 0.25s; position: relative; overflow: hidden;
background: linear-gradient(135deg, #ffca28, #ff8f00);
color: #fff; box-shadow: 0 6px 20px rgba(255,143,0,0.3);
}
.btn-special:hover, .btn-special:active {
transform: translateY(-2px) scale(1.02);
box-shadow: 0 8px 28px rgba(255,143,0,0.4);
}
.btn-special .emoji { font-size: 1.4em; }
.btn-primary .emoji, .btn-secondary .emoji { font-size: 1.4em; }
.home-stats {
margin-top: 30px; display: flex; gap: 20px;
background: rgba(255,255,255,0.7); border-radius: 20px;
padding: 16px 28px; backdrop-filter: blur(8px);
}
.stat-item { text-align: center; }
.stat-num { font-size: 1.5rem; font-weight: 800; color: #ff9800; }
.stat-label { font-size: 0.75rem; color: #999; margin-top: 2px; }
/* ===== Challenge Page ===== */
.challenge-topbar {
display: flex; align-items: center;
width: 100%; max-width: 500px; margin-bottom: 12px;
}
.challenge-progress {
font-size: 0.9rem; color: #888; font-weight: 600;
}
.challenge-score {
flex: 1; text-align: center;
font-size: 0.9rem; color: #4caf50; font-weight: 600;
}
.topbar-right {
display: flex; gap: 6px;
}
.btn-quit {
background: rgba(255,255,255,0.7); border: 1.5px solid #e0e0e0;
border-radius: 16px; padding: 6px 14px; font-size: 13px;
color: #999; cursor: pointer; transition: all 0.2s;
}
.btn-quit:hover { border-color: #ef5350; color: #ef5350; }
/* Progress bar */
.progress-bar-wrap {
width: 100%; max-width: 500px; height: 8px;
background: rgba(255,255,255,0.6); border-radius: 4px;
margin-bottom: 20px; overflow: hidden;
}
.progress-bar-fill {
height: 100%; border-radius: 4px;
background: linear-gradient(90deg, #ff9800, #ffc107);
transition: width 0.4s ease;
}
/* Image area */
.challenge-image-wrap {
width: clamp(140px, 40vw, 220px); height: clamp(140px, 40vw, 220px);
background: #fff; border-radius: 24px;
box-shadow: 0 4px 20px rgba(0,0,0,0.06);
display: flex; align-items: center; justify-content: center;
margin-bottom: 20px; overflow: hidden;
border: 3px solid rgba(255,152,0,0.15);
}
.challenge-image-wrap img {
max-width: 88%; max-height: 88%; object-fit: contain;
}
/* Chinese hint */
.challenge-hint {
font-size: clamp(0.85rem, 3vw, 1rem);
color: #aaa; margin-bottom: 16px;
background: rgba(255,255,255,0.5);
padding: 4px 16px; border-radius: 12px;
}
/* Underscore / blank area */
.blanks-area {
display: flex; flex-wrap: wrap; justify-content: center; gap: 6px;
margin-bottom: 24px; min-height: 56px;
max-width: 500px; width: 100%;
}
.word-group {
display: inline-flex; gap: 6px;
}
.blank-slot {
width: clamp(32px, 8vw, 44px); height: clamp(40px, 10vw, 54px);
border-bottom: 3px solid #ccc; display: flex; align-items: center;
justify-content: center; font-size: clamp(1.2rem, 5vw, 1.6rem);
font-weight: 700; color: #333; transition: all 0.2s;
position: relative; border-radius: 4px 4px 0 0;
background: rgba(255,255,255,0.4);
}
.blank-slot.filled {
border-bottom-color: #ff9800;
background: rgba(255,152,0,0.06);
animation: popIn 0.2s ease;
}
.blank-slot.correct {
border-bottom-color: #4caf50; color: #4caf50;
background: rgba(76,175,80,0.08);
}
.blank-slot.wrong {
border-bottom-color: #ef5350; color: #ef5350;
background: rgba(239,83,80,0.08);
}
.blank-slot.space-slot, .blank-slot.special-slot {
border-bottom-color: transparent; color: #999;
background: transparent;
}
@keyframes popIn {
0% { transform: scale(0.8); }
50% { transform: scale(1.1); }
100% { transform: scale(1); }
}
/* Letter choices */
.letters-area {
display: flex; flex-wrap: wrap; justify-content: center; gap: 8px;
max-width: 500px; width: 100%; margin-bottom: 20px;
}
.letter-btn {
width: clamp(38px, 9vw, 50px); height: clamp(38px, 9vw, 50px);
border-radius: 14px; border: 2px solid #e0e0e0;
background: #fff; font-size: clamp(1rem, 4.5vw, 1.35rem);
font-weight: 700; color: #555; cursor: pointer;
display: flex; align-items: center; justify-content: center;
transition: all 0.2s; box-shadow: 0 2px 8px rgba(0,0,0,0.04);
text-transform: lowercase;
}
.letter-btn:hover {
border-color: #ff9800; background: #fff8e1;
transform: translateY(-2px); box-shadow: 0 4px 12px rgba(255,152,0,0.15);
}
.letter-btn:active {
transform: scale(0.92);
}
.letter-btn.used {
opacity: 0.25; pointer-events: none;
transform: scale(0.9);
}
/* Action buttons */
.challenge-actions {
display: flex; gap: 12px; max-width: 500px; width: 100%;
justify-content: center;
}
.btn-action {
padding: 14px 32px; border-radius: 20px; font-size: 1rem;
font-weight: 700; cursor: pointer; border: none;
transition: all 0.2s;
}
.btn-submit {
background: linear-gradient(135deg, #66bb6a, #43a047);
color: #fff; box-shadow: 0 4px 16px rgba(76,175,80,0.3);
}
.btn-submit:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(76,175,80,0.4); }
.btn-submit:disabled { opacity: 0.4; pointer-events: none; }
.btn-clear {
background: rgba(255,255,255,0.8); color: #999;
border: 2px solid #e0e0e0;
}
.btn-clear:hover { border-color: #ff9800; color: #ff9800; }
.btn-skip {
background: rgba(255,255,255,0.7); border: 1.5px solid #e0e0e0;
border-radius: 16px; padding: 6px 14px; font-size: 13px;
color: #999; cursor: pointer; transition: all 0.2s;
}
.btn-skip:hover { border-color: #2196f3; color: #2196f3; }
.btn-next {
background: linear-gradient(135deg, #ff9800, #ff6f00);
color: #fff; box-shadow: 0 4px 16px rgba(255,152,0,0.3);
}
.btn-next:hover { transform: translateY(-2px); }
/* Feedback message */
.feedback {
margin-top: 12px; font-size: 1.1rem; font-weight: 700;
min-height: 32px; text-align: center;
}
.feedback.correct-fb { color: #4caf50; }
.feedback.wrong-fb { color: #ef5350; }
/* ===== Result Page ===== */
.result-card {
background: #fff; border-radius: 28px; padding: 32px 24px;
max-width: 420px; width: 100%;
box-shadow: 0 8px 40px rgba(0,0,0,0.08);
text-align: center; margin-top: 20px;
}
.result-emoji { font-size: 4rem; margin-bottom: 12px; }
.result-title {
font-size: 1.6rem; font-weight: 800;
background: linear-gradient(135deg, #ff9800, #ff6f00);
-webkit-background-clip: text; -webkit-text-fill-color: transparent;
margin-bottom: 8px;
}
.result-score {
font-size: 3rem; font-weight: 900; color: #ff9800;
margin: 12px 0;
}
.result-detail {
color: #888; font-size: 0.95rem; margin-bottom: 20px; line-height: 1.8;
}
.result-wrong-list {
text-align: left; margin: 16px 0;
background: #fff8e1; border-radius: 16px; padding: 16px;
}
.result-wrong-list h3 {
font-size: 0.95rem; color: #ef5350; margin-bottom: 10px;
display: flex; align-items: center; gap: 6px;
}
.wrong-word-item {
display: flex; align-items: center; gap: 10px;
padding: 8px 0; border-bottom: 1px solid rgba(0,0,0,0.04);
font-size: 0.9rem;
}
.wrong-word-item:last-child { border-bottom: none; }
.wrong-word-item .rank { color: #ef5350; font-weight: 800; min-width: 24px; }
.wrong-word-item .word { font-weight: 700; color: #333; }
.wrong-word-item .meaning { color: #999; font-size: 0.8rem; }
.wrong-word-item img {
width: 36px; height: 36px; object-fit: contain;
border-radius: 8px; background: #f5f5f5;
}
.result-actions { display: flex; flex-direction: column; gap: 12px; margin-top: 20px; }
/* ===== Leaderboard ===== */
.lb-card {
background: #fff; border-radius: 28px; padding: 24px 20px;
max-width: 460px; width: 100%;
box-shadow: 0 8px 40px rgba(0,0,0,0.08);
margin-top: 10px;
}
.lb-card h2 {
font-size: 1.3rem; margin-bottom: 16px; text-align: center;
display: flex; align-items: center; justify-content: center; gap: 8px;
}
.lb-tabs {
display: flex; gap: 0; margin-bottom: 16px;
background: #f5f5f5; border-radius: 14px; padding: 3px;
}
.lb-tab {
flex: 1; padding: 10px; text-align: center; font-size: 0.85rem;
font-weight: 600; cursor: pointer; border-radius: 12px;
color: #999; transition: all 0.2s; border: none; background: transparent;
}
.lb-tab.active { background: #fff; color: #ff9800; box-shadow: 0 2px 8px rgba(0,0,0,0.06); }
.lb-list {
max-height: 50vh; overflow-y: auto;
-webkit-overflow-scrolling: touch;
}
.lb-list::-webkit-scrollbar { width: 4px; }
.lb-list::-webkit-scrollbar-thumb { background: #e0e0e0; border-radius: 4px; }
.lb-item {
display: flex; align-items: center; gap: 12px;
padding: 12px 8px; border-bottom: 1px solid rgba(0,0,0,0.04);
}
.lb-item:last-child { border-bottom: none; }
.lb-rank {
font-size: 1.1rem; font-weight: 800; min-width: 32px; text-align: center;
}
.lb-rank.gold { color: #ffc107; }
.lb-rank.silver { color: #90a4ae; }
.lb-rank.bronze { color: #ff8a65; }
.lb-info { flex: 1; }
.lb-info .lb-date { font-size: 0.75rem; color: #bbb; }
.lb-info .lb-type { font-size: 0.8rem; color: #888; }
.lb-score-val { font-size: 1.2rem; font-weight: 800; color: #ff9800; }
.lb-empty {
text-align: center; padding: 40px 20px; color: #ccc; font-size: 0.95rem;
}
/* Wrong word leaderboard */
.wrong-lb-item {
display: flex; align-items: center; gap: 10px;
padding: 10px 8px; border-bottom: 1px solid rgba(0,0,0,0.04);
}
.wrong-lb-item:last-child { border-bottom: none; }
.wrong-lb-item img {
width: 40px; height: 40px; object-fit: contain;
border-radius: 10px; background: #f5f5f5;
}
.wrong-lb-word { font-weight: 700; font-size: 0.95rem; }
.wrong-lb-meaning { font-size: 0.75rem; color: #aaa; }
.wrong-lb-count {
margin-left: auto; font-size: 0.85rem; font-weight: 700;
color: #ef5350; background: rgba(239,83,80,0.08);
padding: 4px 12px; border-radius: 12px;
}
/* Back button */
.btn-back {
display: flex; align-items: center; gap: 6px;
background: rgba(255,255,255,0.7); border: 2px solid #e0e0e0;
border-radius: 18px; padding: 8px 20px; font-size: 0.9rem;
color: #888; cursor: pointer; transition: all 0.2s;
align-self: flex-start; margin-bottom: 16px;
max-width: 500px;
}
.btn-back:hover { border-color: #ff9800; color: #ff9800; }
/* ===== Wrong Words Book ===== */
.wrong-book-card {
background: #fff; border-radius: 28px; padding: 24px 20px 48px;
max-width: 460px; width: 100%;
box-shadow: 0 8px 40px rgba(0,0,0,0.08);
margin-top: 10px;
position: relative;
}
.wrong-book-card h2 {
font-size: 1.3rem; margin-bottom: 16px; text-align: center;
display: flex; align-items: center; justify-content: center; gap: 8px;
}
.wrong-book-list {
max-height: 60vh; overflow-y: auto;
-webkit-overflow-scrolling: touch;
}
.wrong-book-item {
display: flex; align-items: center; gap: 12px;
padding: 12px 8px; border-bottom: 1px solid rgba(0,0,0,0.04);
}
.wrong-book-item:last-child { border-bottom: none; }
.wrong-book-item img {
width: 48px; height: 48px; object-fit: contain;
border-radius: 12px; background: #f5f5f5; flex-shrink: 0;
}
.wrong-book-info { flex: 1; }
.wrong-book-word { font-weight: 700; font-size: 1rem; }
.wrong-book-meaning { font-size: 0.8rem; color: #aaa; margin-top: 2px; }
.wrong-book-stats {
display: flex; gap: 8px; margin-top: 4px;
}
.wrong-book-stat {
font-size: 0.7rem; padding: 2px 8px; border-radius: 8px;
}
.wrong-book-stat.bad { background: rgba(239,83,80,0.08); color: #ef5350; }
.wrong-book-stat.good { background: rgba(76,175,80,0.08); color: #4caf50; }
.wrong-book-rate {
font-size: 1.1rem; font-weight: 800; min-width: 50px;
text-align: right;
}
.wrong-book-rate.high-err { color: #ef5350; }
.wrong-book-rate.mid-err { color: #ff9800; }
.wrong-book-rate.low-err { color: #ffc107; }
.btn-clear-wrong {
position: absolute; right: 16px; bottom: 12px;
padding: 4px 12px; font-size: 0.7rem; font-weight: 600;
background: rgba(239,83,80,0.06); border: 1px solid rgba(239,83,80,0.2);
border-radius: 10px; color: #ef5350; cursor: pointer; transition: all 0.2s;
}
.btn-clear-wrong:hover { background: rgba(239,83,80,0.12); }
/* ===== Correct Celebration ===== */
@keyframes starBurst {
0% { transform: scale(0) rotate(0deg); opacity: 1; }
50% { transform: scale(1.2) rotate(180deg); opacity: 1; }
100% { transform: scale(0) rotate(360deg); opacity: 0; }
}
.celebration {
position: fixed; top: 0; left: 0; width: 100%; height: 100%;
pointer-events: none; z-index: 50;
}
.star-particle {
position: absolute; font-size: 1.5rem;
animation: starFall 1s ease-out forwards;
}
@keyframes starFall {
0% { opacity: 1; transform: translateY(0) scale(1); }
100% { opacity: 0; transform: translateY(60px) scale(0.3); }
}
/* ===== Responsive ===== */
@media (max-width: 414px) {
.page { padding: 16px 12px 32px; }
.home-header { gap: 6px; }
.icon-btn { padding: 6px 12px; font-size: 12px; }
.blanks-area { gap: 4px; }
.word-group { gap: 4px; }
.blank-slot { width: 28px; height: 36px; font-size: 1rem; }
.letters-area { gap: 5px; }
.letter-btn { width: 36px; height: 36px; font-size: 0.95rem; border-radius: 10px; }
.challenge-image-wrap { width: 130px; height: 130px; border-radius: 20px; }
}
@media (min-width: 768px) and (max-width: 1024px) {
/* iPad */
.challenge-image-wrap { width: 200px; height: 200px; }
.blank-slot { width: 42px; height: 52px; }
.letter-btn { width: 48px; height: 48px; }
}
/* ===== Login Page ===== */
.login-card {
background: #fff; border-radius: 28px; padding: 36px 28px;
max-width: 380px; width: 100%;
box-shadow: 0 8px 40px rgba(0,0,0,0.08);
text-align: center; margin-top: 30px;
}
.login-mascot { font-size: 4rem; margin-bottom: 12px; }
.login-title {
font-size: 1.4rem; font-weight: 800; margin-bottom: 8px;
background: linear-gradient(135deg, #ff9800, #ff6f00);
-webkit-background-clip: text; -webkit-text-fill-color: transparent;
}
.login-subtitle { font-size: 0.85rem; color: #aaa; margin-bottom: 24px; }
.login-input-wrap {
position: relative; margin-bottom: 20px;
}
.login-input {
width: 100%; padding: 14px 20px; border-radius: 18px;
border: 2px solid #e0e0e0; font-size: 1.1rem; font-weight: 600;
text-align: center; outline: none; transition: border-color 0.2s;
background: #fafafa; color: #333;
font-family: inherit;
}
.login-input:focus { border-color: #ff9800; background: #fff; }
.login-input::placeholder { color: #ccc; font-weight: 400; }
.login-btn {
width: 100%; padding: 16px; border-radius: 20px; border: none;
background: linear-gradient(135deg, #ff9800, #ff6f00);
color: #fff; font-size: 1.1rem; font-weight: 700;
cursor: pointer; transition: all 0.2s;
box-shadow: 0 4px 16px rgba(255,152,0,0.3);
}
.login-btn:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(255,152,0,0.4); }
.login-btn:disabled { opacity: 0.4; pointer-events: none; }
.login-history {
margin-top: 20px; text-align: left;
}
.login-history-title {
font-size: 0.8rem; color: #bbb; margin-bottom: 8px; text-align: center;
}
.login-user-item {
display: flex; align-items: center; gap: 10px;
padding: 10px 14px; border-radius: 14px; cursor: pointer;
transition: all 0.2s; margin-bottom: 4px;
}
.login-user-item:hover { background: #fff8e1; }
.login-user-avatar { font-size: 1.6rem; min-width: 36px; text-align: center; }
.login-user-name { font-size: 0.95rem; font-weight: 600; color: #555; flex: 1; }
.login-user-delete {
width: 24px; height: 24px; border-radius: 50%;
background: rgba(239,83,80,0.08); border: none;
color: #ef5350; font-size: 14px; font-weight: 600;
cursor: pointer; display: flex; align-items: center;
justify-content: center; transition: all 0.2s;
opacity: 0.6;
}
.login-user-delete:hover {
background: rgba(239,83,80,0.2); opacity: 1;
transform: scale(1.1);
}
/* ===== User Avatar (Home Page) ===== */
.home-top-bar {
display: flex; justify-content: space-between; align-items: center;
width: 100%; max-width: 500px; margin-bottom: 10px;
}
.user-avatar-wrap {
display: flex; align-items: center; gap: 8px; cursor: pointer;
background: rgba(255,255,255,0.85); border-radius: 20px;
padding: 6px 14px 6px 8px;
border: 2px solid #e0e0e0; transition: all 0.2s;
backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
}
.user-avatar-wrap:hover { border-color: #ff9800; }
.user-avatar-emoji { font-size: 1.5rem; }
.user-avatar-name { font-size: 0.85rem; font-weight: 600; color: #666; max-width: 80px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
/* ===== User Ranking in Leaderboard ===== */
.user-rank-item {
display: flex; align-items: center; gap: 12px;
padding: 12px 8px; border-bottom: 1px solid rgba(0,0,0,0.04);
}
.user-rank-item:last-child { border-bottom: none; }
.user-rank-item.current-user { background: rgba(255,152,0,0.06); border-radius: 12px; }
.user-rank-avatar { font-size: 1.5rem; min-width: 36px; text-align: center; }
.user-rank-name { font-weight: 700; font-size: 0.95rem; color: #333; flex: 1; }
.user-rank-score { font-size: 1.1rem; font-weight: 800; color: #ff9800; }
/* ===== Utility ===== */
.hidden { display: none !important; }
.text-center { text-align: center; }
/* ===== Confirm Dialog ===== */
.dialog-overlay {
position: fixed; top: 0; left: 0; width: 100%; height: 100%;
background: rgba(0,0,0,0.35); display: flex; align-items: center;
justify-content: center; z-index: 100; animation: fadeIn 0.2s;
}
.dialog-box {
background: #fff; border-radius: 24px; padding: 28px 24px;
max-width: 320px; width: 90%; text-align: center;
box-shadow: 0 12px 40px rgba(0,0,0,0.15);
}
.dialog-box p { font-size: 1rem; color: #555; margin-bottom: 20px; line-height: 1.6; }
.dialog-btns { display: flex; gap: 12px; }
.dialog-btns button {
flex: 1; padding: 12px; border-radius: 16px; font-size: 0.95rem;
font-weight: 600; cursor: pointer; border: none; transition: all 0.2s;
}
.dialog-cancel { background: #f5f5f5; color: #999; }
.dialog-confirm { background: linear-gradient(135deg, #ef5350, #e53935); color: #fff; }
/* ===== Challenge Type Modal ===== */
.modal-overlay {
position: fixed; top: 0; left: 0; width: 100%; height: 100%;
background: rgba(0,0,0,0.4); display: flex; align-items: center;
justify-content: center; z-index: 200; animation: fadeIn 0.2s;
}
.modal-overlay.hidden { display: none; }
.modal-box {
background: #fff; border-radius: 24px; padding: 28px 20px 20px;
max-width: 320px; width: 90%; text-align: center;
box-shadow: 0 16px 48px rgba(0,0,0,0.18);
animation: slideUp 0.3s ease;
}
@keyframes slideUp {
from { transform: translateY(40px); opacity: 0; }
to { transform: translateY(0); opacity: 1; }
}
.modal-title {
font-size: 1.15rem; font-weight: 700; color: #333; margin-bottom: 18px;
}
.modal-options {
display: flex; flex-direction: column; gap: 12px; margin-bottom: 16px;
}
.modal-option {
display: flex; align-items: center; gap: 12px;
padding: 14px 16px; border-radius: 16px; border: 2px solid #f0f0f0;
background: #fafafa; cursor: pointer; transition: all 0.2s;
font-size: 1rem; font-weight: 600; color: #444;
}
.modal-option:active { transform: scale(0.97); }
.modal-option .opt-emoji { font-size: 1.4rem; }
.modal-option .opt-label { flex: 1; text-align: left; }
.modal-option .opt-count { font-size: 0.8rem; color: #999; font-weight: 400; }
.modal-option:nth-child(1) { border-color: #bbdefb; background: #e3f2fd; }
.modal-option:nth-child(1):active { background: #bbdefb; }
.modal-option:nth-child(2) { border-color: #c8e6c9; background: #e8f5e9; }
.modal-option:nth-child(2):active { background: #c8e6c9; }
.modal-option:nth-child(3) { border-color: #ffe0b2; background: #fff3e0; }
.modal-option:nth-child(3):active { background: #ffe0b2; }
.modal-close {
padding: 10px 24px; border-radius: 14px; border: none;
background: #f5f5f5; color: #999; font-size: 0.9rem;
font-weight: 600; cursor: pointer; transition: all 0.2s;
}
.modal-close:active { background: #eee; }
</style>
</head>
<body>
<!-- ==================== LOGIN PAGE ==================== -->
<div id="page-login" class="page active">
<div class="login-card">
<div class="login-mascot">🐚</div>
<div class="login-title">欢迎来到单词拼写大挑战</div>
<div class="login-subtitle">请输入你的名字开始学习吧！</div>
<div class="login-input-wrap">
<input type="text" class="login-input" id="login-name" placeholder="输入你的名字" maxlength="12" autocomplete="off" />
</div>
<button class="login-btn" id="login-btn" onclick="doLogin()" disabled>开始学习 🐚</button>
<div class="login-history" id="login-history"></div>
</div>
</div>
<!-- ==================== HOME PAGE ==================== -->
<div id="page-home" class="page">
<div class="home-top-bar">
<div class="user-avatar-wrap" onclick="switchUser()">
<span class="user-avatar-emoji" id="home-avatar">🐚</span>
<span class="user-avatar-name" id="home-username">用户</span>
</div>
<div style="display:flex; gap:10px;">
<button class="icon-btn" onclick="showPage('leaderboard')">
<span class="emoji">🏆</span><span>排行榜</span>
</button>
<button class="icon-btn" onclick="showPage('wrongbook')">
<span class="emoji">📖</span><span>错题本</span>
</button>
</div>
</div>
<div class="home-mascot">🐚</div>
<div class="home-logo">
<div class="title-main">单词拼写大挑战</div>
</div>
<div class="home-subtitle">和小贝壳一起学英语吧！</div>
<div class="home-buttons">
<button class="btn-primary" onclick="showChallengeModal('smart')">
<span class="emoji">⭐</span> 开始挑战
</button>
<button class="btn-secondary" onclick="showChallengeModal('all')">
<span class="emoji">🚀</span> 挑战全部
</button>
<button class="btn-special" onclick="startChallenge('spelling_bee')">
<span class="emoji">🐝</span> 特别挑战
</button>
</div>
<!-- Challenge Type Selection Modal -->
<div id="challenge-modal" class="modal-overlay hidden" onclick="if(event.target===this)closeChallengeModal()">
<div class="modal-box">
<div class="modal-title" id="modal-title">选择挑战类型</div>
<div class="modal-options" id="modal-options"></div>
<button class="modal-close" onclick="closeChallengeModal()">取消</button>
</div>
</div>
<div class="home-stats">
<div class="stat-item">
<div class="stat-num" id="stat-total">0</div>
<div class="stat-label">已挑战</div>
</div>
<div class="stat-item">
<div class="stat-num" id="stat-mastered">0</div>
<div class="stat-label">已掌握</div>
</div>
<div class="stat-item">
<div class="stat-num" id="stat-accuracy">-</div>
<div class="stat-label">正确率</div>
</div>
</div>
</div>
<!-- ==================== CHALLENGE PAGE ==================== -->
<div id="page-challenge" class="page">
<div class="challenge-topbar">
<span class="challenge-progress" id="ch-progress">1 / 50</span>
<span class="challenge-score" id="ch-score">✅ 0</span>
<div class="topbar-right">
<button class="btn-quit" onclick="confirmQuit()">退出</button>
<button class="btn-skip" id="btn-skip" onclick="confirmSkip()">跳过</button>
</div>
</div>
<div class="progress-bar-wrap">
<div class="progress-bar-fill" id="ch-progress-bar" style="width:0%"></div>
</div>
<div class="challenge-image-wrap">
<img id="ch-image" src="" alt="word image" />
</div>
<div class="challenge-hint" id="ch-hint"></div>
<div class="blanks-area" id="ch-blanks"></div>
<div class="letters-area" id="ch-letters"></div>
<div class="challenge-actions" id="ch-actions">
<button class="btn-action btn-clear" onclick="clearAnswer()">清除</button>
<button class="btn-action btn-submit" id="btn-submit" onclick="submitAnswer()" disabled>提交</button>
</div>
<div class="challenge-actions hidden" id="ch-next-wrap">
<button class="btn-action btn-next" onclick="nextWord()">
<span id="next-btn-text">下一个 ➜</span>
</button>
</div>
<div class="feedback" id="ch-feedback"></div>
</div>
<!-- ==================== RESULT PAGE ==================== -->
<div id="page-result" class="page">
<div class="result-card">
<div class="result-emoji" id="res-emoji">🎉</div>
<div class="result-title" id="res-title">太棒了！</div>
<div class="result-score" id="res-score">96分</div>
<div class="result-detail" id="res-detail"></div>
<div class="result-wrong-list hidden" id="res-wrong-list">
<h3>😝 答错 TOP 3</h3>
<div id="res-wrong-items"></div>
</div>
<div class="result-actions">
<button class="btn-primary" onclick="showChallengeModal('smart')">
<span class="emoji">⭐</span> 再来一次
</button>
<button class="btn-secondary" onclick="showPage('home')">
<span class="emoji">🏠</span> 返回首页
</button>
</div>
</div>
</div>
<!-- ==================== LEADERBOARD PAGE ==================== -->
<div id="page-leaderboard" class="page">
<button class="btn-back" onclick="showPage('home')">← 返回首页</button>
<div class="lb-card">
<h2>🏆 排行榜</h2>
<div class="lb-tabs">
<button class="lb-tab active" onclick="switchLbTab('scores', this)">挑战分数</button>
<button class="lb-tab" onclick="switchLbTab('userrank', this)">用户排行</button>
</div>
<div id="lb-scores" class="lb-list"></div>
<div id="lb-userrank" class="lb-list hidden"></div>
</div>
</div>
<!-- ==================== WRONG BOOK PAGE ==================== -->
<div id="page-wrongbook" class="page">
<button class="btn-back" onclick="showPage('home')">← 返回首页</button>
<div class="wrong-book-card">
<h2>📖 错题本</h2>
<div class="wrong-book-list" id="wrong-book-list"></div>
<button class="btn-clear-wrong hidden" id="btn-clear-wrong" onclick="confirmClearWrong()">清空错题本</button>
</div>
</div>
<!-- ==================== CONFIRM DIALOG ==================== -->
<div id="dialog-overlay" class="dialog-overlay hidden">
<div class="dialog-box">
<p id="dialog-msg">确定退出吗？</p>
<div class="dialog-btns">
<button class="dialog-cancel" onclick="closeDialog()">取消</button>
<button class="dialog-confirm" id="dialog-confirm-btn" onclick="">确定</button>
</div>
</div>
</div>
<script>
// ===== DATA & STATE =====
let WORDS = [];
let PHRASES = [];
let SPELLING_BEE = [];
let currentChallenge = null;
let currentAnswer = [];
let currentWordMeta = null;
let isShowingResult = false;
// ===== 云端 API 配置 =====
// API 通过 Nginx 代理，使用相对路径
const API_BASE = '/api';
// 缓存数据，减少 API 请求
let cachedWordStats = null;
let cachedHistory = null;
let cachedUsersDB = null;
// ===== USER SYSTEM =====
let currentUser = null; // { name, avatar }
const ANIMAL_EMOJIS = ['🐶','🐱','🐼','🐨','🐯','🦁','🐸','🐵','🐰','🐻','🦊','🐷','🐮','🐔','🐧','🐦','🐤','🦄','🐝','🐢','🐙','🐬','🦋','🐞','🦀','🐠','🦩','🦜','🐿️','🦔'];
// ===== 云端 API 调用函数 =====
async function apiGet(endpoint) {
try {
const resp = await fetch(API_BASE + endpoint);
if (!resp.ok) throw new Error('API 请求失败');
return await resp.json();
} catch (err) {
console.error('API GET 错误:', endpoint, err);
return null;
}
}
async function apiPost(endpoint, data) {
try {
const resp = await fetch(API_BASE + endpoint, {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify(data)
});
if (!resp.ok) throw new Error('API 请求失败');
return await resp.json();
} catch (err) {
console.error('API POST 错误:', endpoint, err);
return null;
}
}
async function getUsersDB() {
if (cachedUsersDB) return cachedUsersDB;
const data = await apiGet('/users');
cachedUsersDB = data || {};
return cachedUsersDB;
}
async function saveUsersDB(db) {
cachedUsersDB = db;
// 用户 DB 在登录时会自动更新，不需要单独保存
}
function getAvatarForUser(name) {
if (name === 'Sheldon' || name === 'sheldon') return '🐚';
// Deterministic random based on name
let hash = 0;
for (let i = 0; i < name.length; i++) hash = ((hash << 5) - hash) + name.charCodeAt(i);
return ANIMAL_EMOJIS[Math.abs(hash) % ANIMAL_EMOJIS.length];
}
async function renderLoginHistory() {
const db = await getUsersDB();
const container = document.getElementById('login-history');
const users = Object.keys(db);
if (users.length === 0) {
container.innerHTML = '';
return;
}
let html = '<div class="login-history-title">最近登录的用户</div>';
users.forEach(name => {
const avatar = getAvatarForUser(name);
html += `<div class="login-user-item">
<span class="login-user-avatar" onclick="quickLogin('${name.replace(/'/g, "\\'")}')">${avatar}</span>
<span class="login-user-name" onclick="quickLogin('${name.replace(/'/g, "\\'")}')">${name}</span>
<button class="login-user-delete" onclick="event.stopPropagation(); confirmDeleteUser('${name.replace(/'/g, "\\'")}')">×</button>
</div>`;
});
container.innerHTML = html;
}
function quickLogin(name) {
document.getElementById('login-name').value = name;
doLogin();
}
async function doLogin() {
const nameInput = document.getElementById('login-name');
const name = nameInput.value.trim();
if (!name) return;
// 显示加载状态
const loginBtn = document.getElementById('login-btn');
loginBtn.textContent = '登录中...';
loginBtn.disabled = true;
// 在云端注册/登录用户
await apiPost('/users/' + encodeURIComponent(name), {});
// 清除缓存，重新加载用户数据
cachedWordStats = null;
cachedHistory = null;
cachedUsersDB = null;
const avatar = getAvatarForUser(name);
currentUser = { name, avatar };
localStorage.setItem('sw_last_user', name);
// 预加载用户数据
await getWordStats();
await getHistory();
// Update home avatar
document.getElementById('home-avatar').textContent = avatar;
document.getElementById('home-username').textContent = name;
// 恢复按钮状态
loginBtn.textContent = '开始学习 🐚';
loginBtn.disabled = false;