/* ===== 清新绿色主题 ===== */
:root {
  --primary: #16a34a;
  --primary-light: #22c55e;
  --primary-dark: #15803d;
  --primary-bg: #f0fdf4;
  --accent: #f59e0b;
  --bg-light: #f8fafb;
  --bg-card: #fff;
  --bg-surface: #f1f5f9;
  --text-primary: #1e293b;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  --border: #e2e8f0;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.06);
  --shadow: 0 4px 12px rgba(0,0,0,.08);
  --shadow-lg: 0 8px 30px rgba(0,0,0,.12);
  --transition: all .3s ease;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Noto Sans SC',-apple-system,sans-serif;background:#fff;color:var(--text-primary);line-height:1.6}
.container{max-width:1200px;margin:0 auto;padding:0 32px}

/* ===== Typography Utilities ===== */
.text-yellow{color:#eab308} /* Amber/Yellow for '周边' */
.text-light-green{color:#86efac} /* Light green for '远方' */

/* ===== 导航 ===== */
.navbar{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(255,255,255,.95);backdrop-filter:blur(10px);border-bottom:1px solid rgba(0,0,0,.04);transition:var(--transition)}
.navbar.scrolled{box-shadow:var(--shadow-sm)}
.nav-container{display:flex;align-items:center;justify-content:space-between;height:64px;max-width:1200px;margin:0 auto;padding:0 32px}
.nav-logo{display:flex;align-items:center;gap:8px;text-decoration:none;color:var(--primary);font-weight:700;font-size:1.15rem}
.nav-links{display:flex;align-items:center;gap:24px}
.nav-link{color:var(--text-secondary);text-decoration:none;font-size:.9rem;font-weight:500;transition:var(--transition)}
.nav-link:hover{color:var(--primary)}
.lang-toggle{display:flex;gap:4px}
.lang-btn{background:transparent;border:none;padding:4px 14px;font-size:.85rem;font-weight:600;color:var(--text-muted);cursor:pointer;transition:var(--transition);border-radius:4px}
.lang-btn.active{color:var(--primary);background:var(--primary-bg)}

/* ===== Hero ===== */
.hero{position:relative;height:520px;display:flex;align-items:center;overflow:hidden}
.hero-bg{position:absolute;inset:0}
.hero-bg-img{width:100%;height:100%;object-fit:cover}
.hero-overlay{display:none}
.hero-content{position:relative;z-index:2;padding:0 32px;max-width:640px;margin-left:8%}
.hero-badge{display:inline-flex;align-items:center;gap:6px;padding:6px 20px;border-radius:20px;background:#dcfce3;color:#14532d;font-size:.9rem;font-weight:700;margin-bottom:16px;box-shadow:0 4px 12px rgba(0,0,0,.15)}
.hero-title{font-family:'STXingkai','华文行楷','Xingkai SC','Zhi Mang Xing',cursive;font-size:5.5rem;font-weight:normal;line-height:1.1;margin-bottom:12px;color:#fff;text-shadow:2px 4px 12px rgba(0,0,0,.5), 0 0 20px rgba(0,0,0,.3);letter-spacing:2px}
.title-line{display:block}
.title-sub{display:block;font-size:1.9rem;font-weight:900;margin-top:12px;color:#fff;text-shadow:2px 4px 10px rgba(0,0,0,.6);letter-spacing:1px;font-family:'Noto Sans SC',sans-serif}
.hero-desc{font-size:1.05rem;color:#fff;margin-bottom:28px;line-height:1.8;text-shadow:0 2px 8px rgba(0,0,0,.8);font-weight:500;margin-top:24px}
.hero-cta{display:inline-flex;align-items:center;gap:8px;padding:12px 32px;background:var(--accent);color:#fff;text-decoration:none;border-radius:30px;font-weight:700;font-size:1.1rem;transition:var(--transition);box-shadow:0 4px 15px rgba(245,158,11,.4);margin-top:10px}
.hero-cta:hover{background:#d97706;transform:translateY(-2px)}

/* Dual Polaroid Decorations */
@import url('https://fonts.googleapis.com/css2?family=Zhi+Mang+Xing&display=swap');
.hero-decorations{position:absolute;right:10%;top:50%;transform:translateY(-50%);z-index:2;animation:float 5s ease-in-out infinite;width:340px;height:340px}
@keyframes float{0%,100%{transform:translateY(-50%)}50%{transform:translateY(-46%)}}

.hero-handwriting{position:absolute;top:-20px;right:-30px;font-family:'Zhi Mang Xing',cursive;color:var(--accent);font-size:2.4rem;transform:rotate(-10deg);z-index:10;text-shadow:0 2px 4px rgba(0,0,0,.2)}

.heart-left{position:absolute;bottom:0;left:-30px;transform:rotate(-15deg);z-index:5;filter:drop-shadow(0 2px 4px rgba(0,0,0,.15))}
.heart-right{position:absolute;top:60px;right:-50px;transform:rotate(10deg);z-index:5;filter:drop-shadow(0 2px 4px rgba(0,0,0,.15))}

.polaroid-group{position:relative;width:100%;height:100%}
.polaroid{position:absolute;background:#fff;padding:8px 8px 24px;border-radius:6px;box-shadow:0 12px 30px rgba(0,0,0,.2);transition:var(--transition)}
.polaroid img{width:160px;height:160px;object-fit:cover;border-radius:4px}
.polaroid-pin{position:absolute;top:4px;left:50%;transform:translateX(-50%);width:6px;height:6px;border-radius:50%;background:#fbbf24;box-shadow:inset 0 -1px 2px rgba(0,0,0,.3),0 1px 2px rgba(0,0,0,.2)}

.polaroid-1{top:40px;left:10px;transform:rotate(-8deg);z-index:1}
.polaroid-1:hover{transform:rotate(-5deg) scale(1.05);z-index:3}

.polaroid-2{top:70px;left:130px;transform:rotate(6deg);z-index:2}
.polaroid-2:hover{transform:rotate(3deg) scale(1.05);z-index:3}
/* ===== Features Bar ===== */
.features{position:relative;z-index:10;margin-top:-36px;padding:0 32px}
.features-container{max-width:1100px;margin:0 auto;background:#fff;border-radius:16px;padding:20px 32px;display:flex;justify-content:space-between;align-items:flex-start;box-shadow:var(--shadow-lg)}
.feature-item{display:flex;align-items:flex-start;gap:14px;flex:1;padding:8px 20px;position:relative}
.feature-item:not(:last-child)::after{content:'';position:absolute;right:0;top:15%;bottom:15%;width:1px;background:var(--border)}
.feature-icon{width:46px;height:46px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.3rem;flex-shrink:0}
.feature-text h3{font-size:.95rem;font-weight:800;color:var(--text-primary);margin-bottom:4px}
.feature-text p{font-size:.78rem;color:var(--text-muted);line-height:1.5}

/* ===== Search ===== */
.search-section{position:relative;padding:120px 0 100px;background:transparent;overflow:hidden;margin-top:-80px;z-index:1}
.search-bg-wrapper{position:absolute;inset:0;z-index:0;opacity:0.95;-webkit-mask-image:linear-gradient(to bottom, transparent 0%, black 15%, black 100%);mask-image:linear-gradient(to bottom, transparent 0%, black 15%, black 100%)}
.search-bg-img{width:100%;height:100%;object-fit:cover;object-position:center bottom}
.relative{position:relative;z-index:2}
.search-title{text-align:center;font-size:1.75rem;font-weight:900;color:#166534;margin-bottom:28px;font-family:'Noto Sans SC',sans-serif;letter-spacing:1px}
.highlight-zai{color:#166534;font-weight:900}

.search-card{max-width:960px;margin:0 auto}
.search-form-pill{background:#fff;border-radius:60px;padding:8px 8px 8px 28px;display:flex;align-items:center;box-shadow:0 4px 20px rgba(0,0,0,.08);gap:0}
.form-group{display:flex;flex-direction:column;position:relative;padding:6px 18px;flex:1}
.form-group:not(:last-of-type)::after{content:'';position:absolute;right:0;top:20%;bottom:20%;width:1px;background:var(--border)}
.form-group label{font-size:.75rem;font-weight:600;color:var(--primary);margin-bottom:2px;display:flex;align-items:center;gap:4px}
.form-group input,.form-group select{border:none;outline:none;font-size:.95rem;font-weight:500;color:var(--text-primary);background:transparent;padding:4px 0;width:100%}
.form-group select{appearance:none;cursor:pointer}
.form-group input::placeholder{color:var(--text-muted);font-weight:400}
.city-suggestions{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;border:1px solid var(--border);border-radius:8px;margin-top:8px;z-index:10;box-shadow:var(--shadow-lg);max-height:200px;overflow-y:auto}
.city-suggestions.show{display:block}
.suggestion-item{padding:10px 18px;cursor:pointer;font-size:.9rem;color:var(--text-secondary);transition:var(--transition)}
.suggestion-item:hover{background:var(--primary-bg);color:var(--primary)}
.search-btn{background:#047857;color:#fff;border:none;padding:12px 28px;border-radius:60px;font-size:.95rem;font-weight:700;cursor:pointer;transition:var(--transition);display:flex;align-items:center;gap:6px;white-space:nowrap;flex-shrink:0}
.search-btn:hover:not(:disabled){background:#065f46;transform:scale(1.02)}
.search-btn:disabled{opacity:.6;cursor:not-allowed}
.hot-cities{display:flex;align-items:center;gap:10px;margin-top:20px;padding-left:20px;flex-wrap:wrap}
.hot-label{font-size:.85rem;color:var(--text-secondary);font-weight:600}
.hot-tags-scroll{display:flex;gap:10px}
.hot-city-btn{padding:6px 18px;border-radius:20px;background:#fff;border:1px solid var(--border);color:var(--text-secondary);font-size:.82rem;font-weight:500;cursor:pointer;transition:var(--transition)}
.hot-city-btn:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-bg)}

/* ===== Results ===== */
.results-section{padding:40px 0 60px;background:#fafcfa;border-radius:40px 40px 0 0;position:relative;z-index:2;margin-top:-40px;box-shadow:0 -10px 40px rgba(0,0,0,0.05)}
.guide-container{width:94%;max-width:1800px;margin:0 auto}

/* Guide Top Section Layout */
.guide-top-section{display:flex;gap:80px;margin-bottom:32px}
.guide-left-column{flex:0 0 420px}
.guide-right-column{flex:1;min-width:0;display:flex;flex-direction:column}

/* City Info */
.city-name-title{display:inline-flex;align-items:center;gap:8px;font-size:3rem;font-weight:900;color:#166534;margin-bottom:20px;position:relative}
.city-name-title::after{content:'';position:absolute;bottom:6px;left:44px;right:0;height:10px;background:#bbf7d0;z-index:-1;border-radius:6px;}
.city-desc-text{font-size:1.05rem;color:#666;line-height:2.2;margin-bottom:32px}
.city-meta-row{display:flex;gap:16px;flex-wrap:wrap}
.city-meta-item{display:flex;align-items:center;gap:6px;font-size:.85rem;color:#15803d;font-weight:600;background:#f0fdf4;padding:8px 16px;border-radius:24px;}

/* Tabs */
.dest-tabs-container{display:flex;border-bottom:2px solid #eee;margin-bottom:24px}
.dest-tabs{display:flex;gap:32px}
.dest-tab-btn{background:none;border:none;padding:12px 0;font-size:1.1rem;font-weight:600;color:#aaa;cursor:pointer;position:relative;transition:all .2s;border-bottom:3px solid transparent;margin-bottom:-2px;white-space:nowrap}
.dest-tab-btn:hover{color:#16a34a}
.dest-tab-btn.active{color:#16a34a;border-bottom-color:#16a34a;font-weight:800}

/* Panels */
.dest-panel-feat{display:none;animation:fadeIn .3s ease;flex:1}
.dest-panel-feat.active{display:block}
.dest-panel-grid{display:none;animation:fadeIn .3s ease}
.dest-panel-grid.active{display:block}

/* Featured Card */
.dest-featured-card{background:#fff;border:1px solid rgba(0,0,0,0.04);box-shadow:0 10px 40px rgba(0,0,0,0.08);border-radius:24px;padding:32px;display:flex;gap:40px;align-items:stretch;margin-bottom:32px}
.dest-featured-left{flex-shrink:0}
.dest-featured-img{width:360px;height:240px;border-radius:12px;object-fit:cover;border:1px solid rgba(0,0,0,0.04)}
.dest-featured-center{flex:1;display:flex;flex-direction:column;justify-content:center}
.dest-feat-title{font-size:1.8rem;font-weight:900;color:#222;margin-bottom:16px}
.dest-feat-tags{display:flex;gap:8px;margin-bottom:12px;flex-wrap:wrap}
.dest-feat-tag{display:inline-flex;align-items:center;gap:4px;padding:4px 10px;border-radius:4px;font-size:.75rem;font-weight:600;background:#dcfce7;color:#16a34a;white-space:nowrap;flex-shrink:0}
.dest-feat-desc{font-size:.9rem;color:#666;line-height:1.6}
.dest-featured-right{flex-shrink:0;display:flex;flex-direction:column;align-items:flex-end;justify-content:space-between;min-width:180px}
.dest-distance-info{display:flex;flex-direction:column;align-items:center;gap:4px;color:#16a34a;font-size:.82rem;font-weight:600;text-align:center}
.dest-suit-text{font-size:.78rem;color:#888;text-align:right}
.dest-cta-btn{display:inline-flex;align-items:center;gap:6px;padding:8px 24px;background:#15803d;color:#fff;border:none;border-radius:20px;font-size:.88rem;font-weight:600;cursor:pointer;transition:all .2s}
.dest-cta-btn:hover{background:#166534}

/* Bottom 4-Column Grid */
.bottom-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr 1fr;gap:24px;padding-top:8px}
.grid-col-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.grid-col h3{font-size:1.15rem;font-weight:900;display:flex;align-items:center;gap:8px;color:#222}
.col-more{font-size:.75rem;color:#aaa;cursor:pointer}

/* Spots */
.spots-grid{display:flex;gap:16px}
.spot-card{flex:1;border-radius:16px;border:1px solid rgba(0,0,0,0.04);box-shadow:0 8px 24px rgba(0,0,0,0.08);overflow:hidden;background:#fff;cursor:pointer;transition:all .3s}
.spot-card:hover{transform:translateY(-4px);box-shadow:0 16px 32px rgba(0,0,0,.12)}
.spot-card img{width:100%;height:220px;object-fit:cover;border-bottom:1px solid rgba(0,0,0,0.04)}
.spot-card-body{padding:20px}
.spot-card-title{font-size:1.25rem;font-weight:800;margin-bottom:12px;color:#222}
.spot-card-tags{display:flex;gap:6px;margin-bottom:8px;flex-wrap:wrap}
.spot-card-tag{font-size:.7rem;padding:2px 8px;border-radius:4px;background:#f5f5f5;color:#666;font-weight:500;white-space:nowrap}
.spot-card-tag.green{border:1px solid #16a34a;color:#16a34a;background:transparent}
.spot-card-dist{font-size:.75rem;color:#16a34a;display:flex;align-items:center;gap:4px;font-weight:600}

/* Food */
.food-list{display:flex;flex-direction:column;gap:24px;background:#fff;border-radius:16px;padding:24px;border:1px solid rgba(0,0,0,0.04);box-shadow:0 8px 30px rgba(0,0,0,0.08)}
.food-item{display:flex;gap:20px;align-items:center;cursor:pointer;transition:all .2s}
.food-item:hover{opacity:.85}
.food-img{width:88px;height:88px;border-radius:50%;overflow:hidden;flex-shrink:0;border:1px solid rgba(0,0,0,0.08)}
.food-img img{width:100%;height:100%;object-fit:cover}
.food-name{font-size:1.15rem;font-weight:700;color:#222;margin-bottom:6px}
.food-desc{font-size:.9rem;color:#666}

/* Hotels */
.hotel-list{display:flex;flex-direction:column;gap:24px;background:#fff;border-radius:16px;padding:24px;border:1px solid rgba(0,0,0,0.04);box-shadow:0 8px 30px rgba(0,0,0,0.08)}
.hotel-item{display:flex;gap:20px;align-items:center;cursor:pointer;transition:all .2s}
.hotel-item:hover{opacity:.85}
.hotel-img{width:100px;height:100px;border-radius:16px;overflow:hidden;flex-shrink:0;border:1px solid rgba(0,0,0,0.05)}
.hotel-img img{width:100%;height:100%;object-fit:cover}
.hotel-name{font-size:1.15rem;font-weight:700;color:#222;margin-bottom:10px}
.hotel-tags{display:flex;gap:8px;flex-wrap:wrap}
.hotel-tag{font-size:.8rem;padding:4px 10px;border-radius:6px;font-weight:600;background:#f5f5f5;color:#666;white-space:nowrap}
.hotel-tag.gold{background:#fff8e1;color:#f57f17}
.hotel-desc{font-size:.9rem;color:#666;margin-top:8px}

/* Tips / Timeline */
.tips-card{background:#fff;border-radius:16px;padding:24px;border:1px solid rgba(0,0,0,0.04);box-shadow:0 8px 30px rgba(0,0,0,0.08)}
.tips-title-text{font-size:.88rem;font-weight:700;color:#222;display:block;margin-bottom:16px}
.day-badge{display:inline-block;background:#16a34a;color:#fff;font-size:.75rem;font-weight:700;padding:4px 12px;border-radius:12px;margin-bottom:16px}
.timeline{position:relative;padding-left:20px}
.timeline::before{content:'';position:absolute;left:5px;top:4px;bottom:4px;width:2px;background:#ddd}
.timeline-item{position:relative;padding:0 0 16px 16px;display:flex;flex-direction:column}
.timeline-item:last-child{padding-bottom:0}
.timeline-item::before{content:'';position:absolute;left:-19px;top:6px;width:8px;height:8px;border-radius:50%;background:#16a34a;border:2px solid #fff;box-shadow:0 0 0 2px #16a34a}
.timeline-time{font-size:.75rem;font-weight:700;color:#555;margin-bottom:2px}
.timeline-text{font-size:.82rem;color:#333;font-weight:500}
.dest-distance-note{margin-top:16px;padding:8px 12px;background:#f0fdf4;border-radius:6px;font-size:.78rem;color:#16a34a;display:flex;align-items:center;gap:6px;font-weight:600}

/* Followup */
.followup-section{margin-top:40px;padding:24px;background:var(--bg-light);border-radius:var(--radius);border:1px solid var(--border)}
.followup-section h3{font-size:1rem;font-weight:700;margin-bottom:16px;color:var(--text-primary)}
.followup-form{display:flex;gap:12px}
.followup-form input{flex:1;padding:10px 16px;border:1px solid var(--border);border-radius:8px;font-size:.9rem;outline:none;transition:var(--transition)}
.followup-form input:focus{border-color:var(--primary)}
.followup-btn{padding:10px 20px;background:var(--primary);color:#fff;border:none;border-radius:8px;font-weight:600;cursor:pointer;transition:var(--transition)}
.followup-btn:hover{background:var(--primary-dark)}
.followup-answers{margin-top:16px;display:flex;flex-direction:column;gap:12px}
.msg-q{align-self:flex-end;background:#fff;padding:10px 16px;border-radius:14px 14px 4px 14px;font-size:.9rem;color:var(--text-primary);max-width:80%;box-shadow:var(--shadow-sm)}
.msg-a{align-self:flex-start;background:var(--primary-light);color:#fff;padding:12px 18px;border-radius:14px 14px 14px 4px;font-size:.9rem;max-width:85%;line-height:1.6}

/* Modal */
.modal-overlay{position:fixed;inset:0;background:rgba(15,23,42,.55);backdrop-filter:blur(4px);z-index:1000;display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transition:var(--transition);padding:24px}
.modal-overlay.show{opacity:1;visibility:visible}
.modal-content{background:#fff;border-radius:var(--radius);width:100%;max-width:720px;max-height:88vh;overflow-y:auto;position:relative;transform:translateY(16px);transition:var(--transition);box-shadow:var(--shadow-lg)}
.modal-overlay.show .modal-content{transform:translateY(0)}
.modal-close{position:absolute;top:12px;right:12px;background:rgba(0,0,0,.45);color:#fff;border:none;border-radius:50%;width:32px;height:32px;display:flex;align-items:center;justify-content:center;cursor:pointer;z-index:10;transition:var(--transition)}
.modal-close:hover{background:#000}
.carousel-container{position:relative;width:100%;height:320px;overflow:hidden;background:var(--bg-surface)}
.modal-body-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity .7s ease}
.modal-body-img.active{opacity:1;z-index:1}
.carousel-dots{position:absolute;bottom:14px;left:50%;transform:translateX(-50%);display:flex;gap:6px;z-index:5}
.carousel-dot{width:8px;height:8px;border-radius:50%;background:rgba(255,255,255,.4);transition:var(--transition);cursor:pointer}
.carousel-dot.active{background:#fff;width:20px;border-radius:4px}
.modal-info{padding:28px}
.modal-info h2{font-size:1.5rem;color:var(--primary);margin-bottom:10px;font-weight:800}
.modal-tags{display:flex;gap:8px;margin-bottom:16px;flex-wrap:wrap}
.modal-tag{background:var(--bg-surface);padding:4px 12px;border-radius:20px;font-size:.8rem;color:var(--text-secondary);font-weight:500}
.modal-desc{font-size:1rem;color:var(--text-secondary);line-height:1.8;margin-bottom:20px}
.modal-ai-loading{display:flex;align-items:center;gap:10px;padding:16px;background:var(--primary-bg);border-radius:8px;color:var(--primary);font-weight:600;font-size:.88rem}
.modal-ai-content{padding:16px;background:var(--primary-bg);border-left:3px solid var(--primary-light);border-radius:8px;margin-top:16px;display:none}
.modal-ai-content p{color:var(--text-secondary);line-height:1.8;font-size:.92rem}

/* Footer & Misc */
.error-toast{position:fixed;top:80px;left:50%;transform:translateX(-50%);background:#fef2f2;border:1px solid #fca5a5;padding:12px 20px;border-radius:8px;z-index:200;display:flex;align-items:center;gap:10px;color:#b91c1c;font-weight:500;animation:slideDown .4s ease;box-shadow:var(--shadow)}
.footer{padding:32px 0;background:var(--text-primary);color:#fff;text-align:center}
.footer-brand{display:flex;align-items:center;justify-content:center;gap:8px;font-size:1.1rem;font-weight:700;margin-bottom:8px}
.footer-desc{font-size:.85rem;color:var(--text-muted)}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes fadeInUp{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}
@keyframes slideDown{from{opacity:0;transform:translate(-50%,-16px)}to{opacity:1;transform:translate(-50%,0)}}
@keyframes spin{to{transform:rotate(360deg)}}
.spinner{display:inline-block;width:16px;height:16px;border:2px solid rgba(255,255,255,.3);border-radius:50%;border-top-color:#fff;animation:spin .8s linear infinite}
.back-to-top{position:fixed;bottom:32px;right:32px;width:44px;height:44px;background:var(--primary);color:#fff;border:none;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;opacity:0;visibility:hidden;transition:var(--transition);box-shadow:var(--shadow);z-index:90}
.back-to-top.show{opacity:1;visibility:visible}
.back-to-top:hover{background:var(--primary-dark)}

/* ===== Progress Panel ===== */
.progress-panel{margin-top:32px;animation:fadeIn .4s ease}
.progress-card{background:#fff;border-radius:var(--radius);padding:32px;box-shadow:var(--shadow);display:flex;align-items:center;gap:24px;max-width:600px;margin:0 auto;border:1px solid var(--border)}
.progress-icon{flex-shrink:0}
.progress-globe{animation:spin 3s linear infinite}
.progress-info{flex:1;min-width:0}
.progress-status{font-size:1.05rem;font-weight:700;color:var(--text-primary);margin-bottom:12px}
.progress-bar-wrap{width:100%;height:8px;background:var(--bg-surface);border-radius:4px;overflow:hidden;margin-bottom:10px}
.progress-bar{height:100%;width:0%;background:linear-gradient(90deg,var(--primary-light),var(--primary));border-radius:4px;transition:width .6s ease}
.progress-detail{font-size:.85rem;color:var(--text-muted);font-weight:500;transition:opacity .3s ease}
@keyframes progressPulse{0%,100%{opacity:1}50%{opacity:.6}}

/* ===== 移动端响应式 (Responsive Design) ===== */
@media (max-width: 768px) {
  .container { padding: 0 16px; }
  .nav-container { padding: 0 16px; }
  .hero-content { margin-left: 0; padding: 0 16px; max-width: 100%; text-align: center; }
  .hero-title { font-size: 4rem; }
  .title-sub { font-size: 1.5rem; }
  .hero-decorations { display: none; }
  .features-container { flex-direction: column; gap: 16px; padding: 20px; }
  .feature-item { padding: 0; width: 100%; }
  .feature-item::after { display: none; }
  .search-section { padding: 80px 0 60px; margin-top: -40px; }
  .search-bg-wrapper { -webkit-mask-image: linear-gradient(to bottom, transparent 0%, black 5%, black 100%); mask-image: linear-gradient(to bottom, transparent 0%, black 5%, black 100%); }
  .search-card { padding: 12px; border-radius: 24px; }
  .search-form-pill { flex-direction: column; border-radius: 16px; padding: 16px; gap: 12px; }
  .form-group { width: 100%; padding: 8px 0; }
  .form-group::after { width: 100%; height: 1px; top: auto; bottom: 0; right: 0; left: 0; }
  .form-group:last-of-type::after { display: none; }
  .search-btn { width: 100%; justify-content: center; }
  .bottom-grid { grid-template-columns: 1fr; gap: 16px; }
  .city-header-top { flex-direction: column; gap: 16px; padding-bottom: 16px; }
  .city-info-left { padding-right: 0; }
  .dest-featured-card { flex-direction: column; padding: 16px; gap: 16px; }
  .dest-featured-img { width: 100%; height: 200px; }
  .dest-featured-right { min-width: auto; align-items: flex-start; }
  .dest-tabs { flex-wrap: wrap; gap: 12px; justify-content: center; }
  .spots-grid { flex-direction: column; }
  .guide-container { padding: 0 16px; }
  .modal-content { max-height: 90vh; }
  .progress-card { flex-direction: column; text-align: center; gap: 16px; padding: 24px 16px; }
  .hot-cities { padding-left: 0; justify-content: center; }
}