:root{--bg:#f5f0eb;--card:#fff;--border:#e0d8d0;--text:#2d2418;--text2:#7a6b5a;--accent:#d4813a;--accent2:#e8a86a;--green:#3a9d6b;--radius:14px;--shadow:0 2px 12px rgba(0,0,0,0.07);--bottom-h:62px;--topbar-h:48px}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-family:-apple-system,'Noto Sans TC','PingFang HK','Microsoft JhengHei',sans-serif;background:var(--bg);color:var(--text);-webkit-text-size-adjust:100%;-webkit-tap-highlight-color:transparent;touch-action:manipulation}
body{min-height:100vh;min-height:100dvh;overflow-x:hidden;padding-bottom:calc(var(--bottom-h) + env(safe-area-inset-bottom,0px));padding-top:var(--topbar-h);background:var(--bg)}
img{max-width:100%;display:block}
button,input,textarea{font:inherit;color:inherit;border:none;outline:none;background:none;-webkit-appearance:none;appearance:none}
button{cursor:pointer;-webkit-tap-highlight-color:transparent;touch-action:manipulation;user-select:none}
input{width:100%}
a{color:var(--accent);text-decoration:none}

/* ===== TOP BAR ===== */
.topbar{position:fixed;top:0;left:0;right:0;height:var(--topbar-h);z-index:100;background:linear-gradient(135deg,#2d2418,#4a3828);color:#fff;display:flex;align-items:center;justify-content:space-between;padding:0 14px;padding-top:env(safe-area-inset-top,0px)}
.topbar .logo{font-size:.95rem;font-weight:700}.topbar .logo span{color:var(--accent2)}
.topbar .lang-toggle{display:flex;gap:2px;background:rgba(255,255,255,.1);border-radius:20px;padding:2px}
.topbar .lang-toggle button{color:rgba(255,255,255,.5);font-size:.72rem;padding:4px 10px;border-radius:18px;font-weight:500;transition:all .2s}
.topbar .lang-toggle button.active{background:#fff;color:var(--text);font-weight:600}
.topbar .sub{font-size:.65rem;opacity:.6;display:none}

/* ===== MAIN CONTENT ===== */
.main{max-width:600px;margin:0 auto;padding:0 12px 20px}

/* ===== TAB CONTENT (shown/hidden) ===== */
.tab-pane{display:none}.tab-pane.active{display:block;animation:fadeUp .3s ease}
@keyframes fadeUp{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}

/* ===== BOTTOM TAB BAR ===== */
.tab-bar{position:fixed;bottom:0;left:0;right:0;z-index:100;height:calc(var(--bottom-h) + env(safe-area-inset-bottom,0px));padding-bottom:env(safe-area-inset-bottom,0px);background:var(--card);border-top:1px solid var(--border);display:flex;align-items:stretch;box-shadow:0 -2px 12px rgba(0,0,0,.05)}
.tab-bar button{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;color:var(--text2);font-size:.6rem;font-weight:500;transition:color .15s;min-height:48px}
.tab-bar button .tab-icon{font-size:1.25rem;line-height:1}
.tab-bar button.active{color:var(--accent)}.tab-bar button.active .tab-icon{transform:scale(1.1)}
.tab-bar button:active{opacity:.6}

/* ===== HERO: SEARCH + IDENTIFY (新 layout) ===== */
.hero{padding:10px 0 6px}
.hero-top{text-align:center;margin-bottom:12px}
.hero-top h1{font-size:1.05rem;font-weight:700}
.hero-top p{font-size:.72rem;color:var(--text2);margin-top:2px}

.hero-search{margin-bottom:4px}
.search-card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px}
.search-card label{display:block;font-weight:600;font-size:.85rem;margin-bottom:8px}
.hero-input{font-size:17px!important;padding:16px!important}
.hero-search .btn-green{margin-top:10px}

.hero-or{text-align:center;margin:10px 0;font-size:.72rem;color:var(--text2);text-transform:uppercase;letter-spacing:1px}
.hero-or span{background:var(--bg);padding:0 10px}

.hero-photo{margin-bottom:4px}
.photo-card{border:2px dashed var(--border);border-radius:var(--radius);padding:18px 14px;text-align:center;cursor:pointer;transition:all .2s;background:#faf8f6;min-height:80px;position:relative}
.photo-card:active{background:#fef6ee}
.photo-card .pz-icon{font-size:1.8rem;margin-bottom:4px}
.photo-card .pz-text{font-size:.82rem;color:var(--text2);font-weight:500}
.photo-card .pz-hint{font-size:.65rem;color:#bab0a5;margin-top:3px}
.photo-card .pz-preview{display:none;max-height:140px;border-radius:8px;margin-bottom:6px;object-fit:contain;width:100%}
.photo-card.has-img .pz-preview{display:block}
.photo-card.has-img .pz-icon,.photo-card.has-img .pz-text,.photo-card.has-img .pz-hint{display:none}
.photo-card.has-img{border-style:solid;border-color:var(--green)}
.pz-actions{display:flex;gap:6px;align-items:center}
.pz-actions .btn-green{flex:1;font-size:.82rem;padding:12px}
.pz-remove{width:40px;height:40px;border-radius:50%;background:var(--bg);font-size:1.1rem;display:flex;align-items:center;justify-content:center;color:var(--text2);flex-shrink:0;border:1px solid var(--border)}
.pz-lang{display:flex;gap:6px;margin:8px 0 4px}
.pz-lang button{flex:1;padding:8px 4px;border-radius:10px;border:2px solid var(--border);font-size:.75rem;text-align:center;line-height:1.3;transition:all .15s;color:var(--text2);min-height:40px}
.pz-lang button.active{border-color:var(--accent);background:#fef6ee;color:var(--accent);font-weight:600}
.pz-lang button .hl{display:block;font-size:.6rem;opacity:.7;margin-top:1px}

/* Output language selector (hero) */
.hero-lang{display:flex;gap:6px;justify-content:center;margin-top:12px;flex-wrap:wrap;padding:0 4px}
.hero-lang .lang-btn{flex-shrink:0;padding:7px 16px;border-radius:20px;border:1.5px solid var(--border);font-size:.78rem;font-weight:500;transition:all .15s;color:var(--text2);background:var(--card);min-height:38px;white-space:nowrap}
.hero-lang .lang-btn span{font-size:.65rem;opacity:.6;font-weight:400}
.hero-lang .lang-btn.active{background:var(--accent);color:#fff;border-color:var(--accent);font-weight:600}
.hero-lang .lang-btn.active span{opacity:.85}
.hero-lang .lang-btn:active{opacity:.7}

/* Video link (collapsible tertiary) */
.hero-video{margin:8px 0 0}
.hero-video summary{font-size:.78rem;color:var(--text2);cursor:pointer;padding:6px 0;text-align:center;font-weight:500}
.hero-video summary:hover{color:var(--accent)}
.hero-video[open] summary{margin-bottom:6px;color:var(--accent)}
.video-card{padding:14px;margin:0}
.video-card .progress-box{margin-top:10px}
.video-card .btn-primary{font-size:.9rem;padding:14px}

/* ===== FORM ELEMENTS ===== */
.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px;margin-bottom:12px}
.card label{display:block;font-weight:600;font-size:.88rem;margin-bottom:8px}
.input-wrap{position:relative}
.m-input{width:100%;padding:14px 16px;border-radius:10px;border:2px solid var(--border);background:#faf8f6;font-size:16px!important;color:var(--text);transition:border .2s}
.m-input:focus{border-color:var(--accent);background:#fff}
.m-input::placeholder{color:#bab0a5;font-size:.85rem}
.lang-grid{display:flex;gap:6px;margin-bottom:10px}
.lang-grid button{flex:1;padding:12px 4px;border-radius:10px;border:2px solid var(--border);font-size:.78rem;text-align:center;line-height:1.3;transition:all .15s;color:var(--text2);min-height:48px}
.lang-grid button.active{border-color:var(--accent);background:#fef6ee;color:var(--accent);font-weight:600}
.lang-grid button .hl{display:block;font-size:.62rem;opacity:.7;margin-top:1px}
.btn-primary{width:100%;padding:16px;border-radius:10px;background:linear-gradient(135deg,var(--accent),#b86a2e);color:#fff;font-size:1rem;font-weight:600;transition:opacity .15s;min-height:52px}
.btn-primary:active{opacity:.8}.btn-primary:disabled{opacity:.4}
.btn-green{width:100%;padding:16px;border-radius:10px;background:linear-gradient(135deg,var(--green),#2d8a5a);color:#fff;font-size:1rem;font-weight:600;transition:opacity .15s;min-height:52px}
.btn-green:active{opacity:.8}.btn-green:disabled{opacity:.4}

/* ===== UPLOAD ZONE ===== */
.upload-zone{border:2px dashed var(--border);border-radius:var(--radius);padding:28px 16px;text-align:center;cursor:pointer;transition:all .2s;background:#faf8f6;min-height:140px;display:flex;flex-direction:column;align-items:center;justify-content:center;margin-bottom:12px}
.upload-zone:active{background:#fef6ee}
.upload-zone.dragover{border-color:var(--accent);background:#fef6ee}
.upload-zone .uz-icon{font-size:2rem;margin-bottom:6px}.upload-zone .uz-text{font-size:.85rem;color:var(--text2)}
.upload-zone .uz-hint{font-size:.68rem;color:#bab0a5;margin-top:4px}
.upload-zone .preview{display:none;max-height:160px;border-radius:8px;margin-bottom:6px;object-fit:contain}
.upload-zone.has-img .preview{display:block}.upload-zone.has-img .uz-icon,.upload-zone.has-img .uz-text,.upload-zone.has-img .uz-hint{display:none}

/* ===== PROGRESS ===== */
.progress-box{display:none;margin-bottom:12px}.progress-box.show{display:block}
.progress-bar{height:5px;background:var(--border);border-radius:10px;overflow:hidden;margin-bottom:8px}
.progress-fill{height:100%;width:0;background:linear-gradient(90deg,var(--accent),var(--green));border-radius:10px;transition:width .4s ease}
.progress-msg{text-align:center;font-size:.8rem;color:var(--text2)}

/* ===== ERROR ===== */
.error-msg{display:none;background:#fef2f2;border:1px solid #fca5a5;border-radius:10px;padding:12px 16px;color:#b91c1c;font-size:.82rem;margin-bottom:12px}
.error-msg.show{display:block;animation:shake .4s ease}
@keyframes shake{0%,100%{transform:translateX(0)}20%,60%{transform:translateX(-6px)}40%,80%{transform:translateX(6px)}}

/* ===== RESULT ===== */
.result-box{display:none}.result-box.show{display:block;animation:fadeUp .3s ease}
.recipe-card{border-radius:var(--radius);box-shadow:var(--shadow);background:var(--card);overflow:hidden;margin-bottom:10px}
.recipe-hd{padding:14px 16px;border-bottom:1px solid var(--border)}
.recipe-hd h2{font-size:1.05rem}.recipe-hd .meta{font-size:.72rem;color:var(--text2);margin-top:2px}
.recipe-hd .vlink{font-size:.72rem;margin-top:4px;word-break:break-all;color:var(--accent)}
.recipe-rtabs{display:flex;border-bottom:1px solid var(--border);overflow-x:auto;-webkit-overflow-scrolling:touch}
.recipe-rtabs button{flex-shrink:0;padding:10px 16px;font-size:.75rem;color:var(--text2);font-weight:500;border-bottom:2px solid transparent;transition:all .15s}
.recipe-rtabs button.active{color:var(--accent);border-bottom-color:var(--accent)}
.recipe-body{padding:14px 16px;font-size:.85rem;line-height:1.7;max-height:50vh;overflow-y:auto;white-space:pre-wrap}
.result-acts{display:flex;gap:6px;margin-bottom:12px}
.result-acts button{flex:1;padding:12px;border-radius:8px;border:1px solid var(--border);font-size:.8rem;transition:all .15s;color:var(--text2)}
.result-acts button:active{border-color:var(--accent);color:var(--accent)}

/* ===== RECIPE SHOWCASE ===== */
.showcase{margin:0 0 12px}
.showcase h2{font-size:.95rem;text-align:center;margin-bottom:2px}
.showcase .sub{text-align:center;font-size:.7rem;color:var(--text2);margin-bottom:10px}
.cat-chips{display:flex;gap:4px;margin-bottom:10px;overflow-x:auto;-webkit-overflow-scrolling:touch;padding-bottom:4px;scrollbar-width:none}
.cat-chips::-webkit-scrollbar{display:none}
.cat-chips button{flex-shrink:0;padding:6px 14px;border-radius:20px;border:1px solid var(--border);font-size:.72rem;transition:all .15s;color:var(--text2);white-space:nowrap;min-height:34px}
.cat-chips button.active{background:var(--accent);color:#fff;border-color:var(--accent)}
.cat-chips button:active{opacity:.7}
.recipe-grid{display:grid;gap:8px;grid-template-columns:1fr}
.r-card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:0;overflow:hidden;border-left:4px solid var(--accent2);transition:all .15s;min-height:62px;display:flex;flex-direction:row;align-items:stretch}
.r-card:active{transform:scale(.98);opacity:.8}
.r-card .rn{font-weight:600;font-size:.85rem}.r-card .rn .bdg{display:inline-block;font-size:.55rem;background:#fef6ee;color:var(--accent);padding:1px 6px;border-radius:8px;margin-left:4px;font-weight:400}
.r-card .rm{font-size:.68rem;color:var(--text2);margin-top:1px}
.r-card .rd{font-size:.72rem;color:#958a7a;margin-top:3px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.r-card .rt{margin-top:4px;display:flex;gap:4px;flex-wrap:wrap}
.r-card .rt span{font-size:.58rem;padding:1px 8px;border-radius:10px;background:#f5f0eb;color:var(--text2)}
.r-card.hidden{display:none}
/* Recipe card emoji icon */


.r-body{flex:1;min-width:0}


/* ===== BOTTOM SHEET ===== */
.sheet-overlay{position:fixed;inset:0;z-index:200;background:rgba(0,0,0,.4);opacity:0;pointer-events:none;transition:opacity .25s}
.sheet-overlay.show{opacity:1;pointer-events:auto}
.sheet{position:fixed;bottom:0;left:0;right:0;z-index:201;background:var(--card);border-radius:16px 16px 0 0;max-height:80vh;overflow-y:auto;transform:translateY(100%);transition:transform .3s cubic-bezier(.32,.72,0,1);padding-bottom:calc(10px + env(safe-area-inset-bottom,0px));box-shadow:0 -4px 24px rgba(0,0,0,.15)}
.sheet.show{transform:none}
.sheet .handle{width:36px;height:4px;border-radius:4px;background:var(--border);margin:8px auto 4px;flex-shrink:0}
.sheet .sheet-hd{padding:4px 16px 10px;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:flex-start}
.sheet .sheet-hd h3{font-size:1rem;flex:1;padding-right:8px}
.sheet .sheet-hd .sh-en{font-size:.65rem;color:var(--text2);font-weight:400}
.sheet .sheet-hd .close-btn{width:32px;height:32px;border-radius:50%;background:var(--bg);font-size:1.1rem;display:flex;align-items:center;justify-content:center;color:var(--text2);flex-shrink:0}
.sheet .sheet-hd .close-btn:active{background:var(--border)}
.sheet .sheet-body{padding:12px 16px}
.sheet .sec-title{font-weight:600;font-size:.82rem;margin:12px 0 6px;color:var(--text)}
.sheet .ilist{list-style:none;padding:0}
.sheet .ilist li{padding:4px 0;font-size:.78rem;border-bottom:1px solid #f0ece6;display:flex;justify-content:space-between}
.sheet .ilist li:last-child{border:none}
.sheet .slist{padding-left:18px}
.sheet .slist li{padding:5px 0;font-size:.78rem;line-height:1.6}
.sheet .shop-btn{width:100%;padding:12px;border-radius:8px;border:1px solid var(--green);color:var(--green);font-size:.8rem;transition:all .15s;margin-top:6px}
.sheet .shop-btn:active{background:#f0faf3}
.shop-list{display:none;background:#f0faf3;border:1px solid #c6e6d2;border-radius:10px;padding:12px 14px;margin-top:10px}
.shop-list.show{display:block}
.shop-list h4{font-size:.82rem;color:var(--green);margin-bottom:6px}
.shop-list ul{list-style:none;padding:0}
.shop-list li{padding:3px 0;font-size:.76rem}
.shop-list li::before{content:"\u25a1 ";color:var(--green)}

/* ===== HOW IT WORKS ===== */
.how{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px;margin-bottom:12px}
.how h3{font-size:.9rem;text-align:center;margin-bottom:10px}
.how-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:6px}
.how-step{text-align:center}
.how-step .ic{display:inline-flex;width:34px;height:34px;border-radius:50%;background:#fef6ee;color:var(--accent);font-size:1rem;align-items:center;justify-content:center;margin-bottom:4px}
.how-step .lb{font-size:.72rem;color:var(--text2)}.how-step .ds{font-size:.64rem;color:#bab0a5}

/* ===== HELPER TIPS ===== */
.htips{background:linear-gradient(135deg,#fef6ee,#fff);border-radius:var(--radius);padding:14px;margin-bottom:12px;border:1px solid var(--accent2)}
.htips h3{font-size:.88rem;text-align:center;margin-bottom:10px}
.htip{display:flex;gap:8px;margin-bottom:8px;align-items:flex-start}
.htip:last-child{margin-bottom:0}
.htip .te{font-size:1rem;flex-shrink:0;padding-top:2px}
.htip .tt{font-size:.76rem;line-height:1.5}
.htip .tt strong{color:var(--accent)}

/* ===== FAQ ===== */
.faq{margin-bottom:16px}
.faq h3{font-size:.88rem;text-align:center;margin-bottom:10px}
.faq details{background:var(--card);border:1px solid var(--border);border-radius:8px;padding:10px 14px;margin-bottom:4px;cursor:pointer}
.faq summary{font-weight:600;font-size:.78rem;outline:none;padding:4px 0}
.faq details p{font-size:.74rem;color:var(--text2);margin-top:6px;line-height:1.6}

/* ===== FOOTER ===== */
.footer{text-align:center;font-size:.65rem;color:var(--text2);padding:16px 0;border-top:1px solid var(--border);margin-top:4px}

/* ===== LANGUAGE TOGGLE (data-lang) ===== */


/* Recipe card images */
.r-img-wrap{width:100px;height:100px;flex-shrink:0;overflow:hidden}
.r-img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .3s}
.r-card:active .r-img{transform:scale(1.05)}
.r-body{padding:12px 14px;flex:1;min-width:0}
.r-img-wrap+.r-body{padding-left:0}
.r-card .rn{font-weight:600;font-size:.85rem}
.r-card .rn .bdg{display:inline-block;font-size:.55rem;background:#fef6ee;color:var(--accent);padding:1px 6px;border-radius:8px;margin-left:4px;font-weight:400}
.r-card .rm{font-size:.68rem;color:var(--text2);margin-top:1px}
.r-card .rd{font-size:.72rem;color:#958a7a;margin-top:3px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.r-card .rt{margin-top:4px;display:flex;gap:4px;flex-wrap:wrap}
.r-card .rt span{font-size:.58rem;padding:1px 8px;border-radius:10px;background:#f5f0eb;color:var(--text2)}
.r-card.hidden{display:none}

/* Dish image in bottom sheet */
.sheet-img-wrap{width:100%;max-height:200px;border-radius:12px;overflow:hidden;margin-bottom:10px}
.sheet-img{width:100%;height:100%;max-height:200px;object-fit:cover;display:block;border-radius:12px}


@media (max-width:640px){
  .main{padding:0 10px 16px}
  .card{padding:14px}
  .recipe-hd{padding:12px 14px}
  .recipe-body{padding:12px 14px;font-size:.8rem}
  .sheet .sheet-hd{padding:4px 14px 8px}
  .sheet .sheet-body{padding:10px 14px}
  .upload-zone{padding:20px 14px;min-height:120px}
  .r-card{padding:10px 12px;min-height:54px}
}
@media (min-width:641px){
  .recipe-grid{grid-template-columns:1fr 1fr}
  .main{padding:0 20px 24px}
}
@media (prefers-color-scheme:dark){
  :root{--bg:#1a1a24;--card:#24242f;--border:#333345;--text:#e8e6e3;--text2:#8888a0;--shadow:0 2px 12px rgba(0,0,0,.3)}
  .lang-grid button{background:#1a1a24}
  .m-input{background:#1a1a24;color:#e8e6e3}
  .upload-zone{background:#1a1a24}
  .faq details{background:#1a1a24}
  .how{background:#1a1a24}
  .tab-bar{background:#1a1a24}
}

/* Language switching */
.lang-zh, .lang-en, .lang-tl, .lang-id { display: inline; }
[data-lang="zh"] .lang-en, [data-lang="zh"] .lang-tl, [data-lang="zh"] .lang-id { display: none; }
[data-lang="en"] .lang-zh, [data-lang="en"] .lang-tl, [data-lang="en"] .lang-id { display: none; }
[data-lang="tl"] .lang-zh, [data-lang="tl"] .lang-en, [data-lang="tl"] .lang-id { display: none; }
[data-lang="id"] .lang-zh, [data-lang="id"] .lang-en, [data-lang="id"] .lang-tl { display: none; }