/* ===== Reset & Variables ===== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#fafafa;--surface:#fff;--surface-hover:#f7f7f7;
  --border:#e8e8e8;--border-hover:#d4d4d4;
  --text:#141414;--text-secondary:#6e6e6e;--text-muted:#a0a0a0;
  --accent:#141414;--accent-hover:#2b2b2b;--accent-soft:#f5f5f5;
  --accent-ring:rgba(0,0,0,0.07);--accent-color:#d46b38;--accent-color-soft:#fdf5f1;
  --radius-sm:6px;--radius:10px;--radius-lg:14px;--radius-xl:20px;
  --shadow-xs:0 1px 2px rgba(0,0,0,0.03);--shadow-sm:0 1px 3px rgba(0,0,0,0.04),0 1px 2px rgba(0,0,0,0.06);
  --shadow:0 4px 16px rgba(0,0,0,0.05);--shadow-lg:0 12px 40px rgba(0,0,0,0.07);
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei","Helvetica Neue",sans-serif;
  --transition:0.2s cubic-bezier(0.4,0,0.2,1);
}
html{scroll-behavior:smooth}
body{font-family:var(--font);background:linear-gradient(180deg,#fefaf7 0%,#fdf7f2 30%,#fafafa 70%,#fafafa 100%);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}img{display:block;max-width:100%}
.page{display:none;animation:fadeIn 0.25s ease}.page.active{display:block}
@keyframes fadeIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}

/* ===== Background Blobs ===== */
.bg-blobs{position:fixed;inset:0;pointer-events:none;z-index:0;overflow:hidden}
.bg-blob{position:absolute;border-radius:50%;filter:blur(80px);opacity:0.8;will-change:transform}
.bg-blob-1{width:800px;height:600px;background:radial-gradient(circle at 40% 40%,rgba(255,140,60,0.5),rgba(255,180,120,0.3),transparent 65%);top:-200px;right:-150px;animation:blob-drift 20s ease-in-out infinite}
.bg-blob-2{width:600px;height:500px;background:radial-gradient(circle at 50% 50%,rgba(255,160,80,0.35),rgba(255,200,150,0.2),transparent 65%);bottom:-150px;left:-100px;animation:blob-drift 25s ease-in-out infinite reverse}
@keyframes blob-drift{0%,100%{transform:translate(0,0) scale(1)}25%{transform:translate(50px,-40px) scale(1.1)}50%{transform:translate(-30px,30px) scale(0.92)}75%{transform:translate(-40px,-20px) scale(1.06)}}
#app,.footer,.nav{position:relative;z-index:1}

/* ===== Nav ===== */
.nav{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(254,250,247,0.8);backdrop-filter:blur(24px) saturate(180%);-webkit-backdrop-filter:blur(24px) saturate(180%);border-bottom:1px solid rgba(0,0,0,0.05);transition:all 0.4s cubic-bezier(0.4,0,0.2,1)}
.nav.scrolled{border-bottom-color:var(--border);box-shadow:0 2px 16px rgba(0,0,0,0.05);background:rgba(254,250,247,0.9)}
.nav-inner{max-width:1160px;margin:0 auto;padding:0 28px;height:60px;display:flex;align-items:center;justify-content:space-between}
.nav-logo{font-size:19px;font-weight:720;letter-spacing:-0.4px;display:flex;align-items:center;gap:9px;color:var(--text)}
.nav-logo .mark{width:32px;height:32px;border-radius:9px;background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:700}
.nav-links{display:flex;gap:4px;align-items:center}
.nav-links a,.nav-links button{font-size:14px;color:var(--text-secondary);padding:7px 16px;border-radius:var(--radius);transition:var(--transition);font-weight:480;border:none;background:none;cursor:pointer;font-family:var(--font)}
.nav-links a:hover,.nav-links button:hover{color:var(--text);background:var(--surface-hover)}
.nav-links .btn-nav{background:var(--accent);color:#fff!important;padding:7px 18px;font-weight:600}
.nav-links .btn-nav:hover{background:var(--accent-hover)}
.nav-avatar{width:30px;height:30px;border-radius:50%;object-fit:cover;border:2px solid var(--border)}
.nav-avatar-placeholder{width:30px;height:30px;border-radius:50%;background:var(--accent-soft);display:flex;align-items:center;justify-content:center;font-size:13px;color:var(--text-secondary)}
.nav-user{position:relative;cursor:pointer}
.nav-user-btn{display:flex;align-items:center;gap:8px;padding:5px 12px;border-radius:var(--radius);font-size:14px;font-weight:500;transition:var(--transition);border:none;background:none;color:var(--text);font-family:var(--font);cursor:pointer}
.nav-user-btn:hover{background:var(--surface-hover)}
.nav-dropdown{position:absolute;top:100%;right:0;margin-top:8px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);min-width:160px;overflow:hidden;display:none;z-index:200}
.nav-dropdown.show{display:block;animation:fadeIn 0.15s ease}
.nav-dropdown a,.nav-dropdown button{display:flex;align-items:center;gap:8px;width:100%;padding:10px 16px;font-size:13px;color:var(--text-secondary);transition:var(--transition);text-align:left;border:none;background:none;font-family:var(--font);cursor:pointer}
.nav-dropdown a:hover,.nav-dropdown button:hover{background:var(--surface-hover);color:var(--text)}
.nav-dropdown .divider{border-top:1px solid var(--border)}

/* ===== Container ===== */
.container{max-width:1160px;margin:0 auto;padding:90px 28px 40px}
.container-narrow{max-width:680px;margin:0 auto;padding:90px 28px 40px}

/* ===== Auth Pages ===== */
.auth-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-xl);padding:40px;box-shadow:var(--shadow-lg);max-width:440px;margin:0 auto}
.auth-card h2{font-size:24px;font-weight:700;margin-bottom:6px;text-align:center}
.auth-card .sub{color:var(--text-secondary);font-size:14px;text-align:center;margin-bottom:28px}
.form-group{margin-bottom:18px}
.form-group label{display:block;font-size:13px;font-weight:600;margin-bottom:6px;color:var(--text-secondary)}
.form-group input,.form-group textarea{width:100%;padding:11px 14px;border:1px solid var(--border);border-radius:var(--radius);font-size:14px;font-family:var(--font);outline:none;transition:var(--transition);background:var(--bg)}
.form-group input:focus,.form-group textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(212,107,56,0.08)}
.form-group textarea{resize:none;min-height:80px}
.form-row{display:flex;gap:10px;align-items:flex-end}
.form-row .form-group{flex:1}
.form-row .form-group.auto{flex:0 0 auto}
.checkbox-group{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-secondary);padding:4px 0}
.checkbox-group input[type=checkbox]{width:16px;height:16px;accent-color:var(--accent-color);cursor:pointer;margin:0}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:12px 26px;border-radius:var(--radius);font-size:14px;font-weight:600;font-family:var(--font);cursor:pointer;transition:all 0.18s cubic-bezier(0.34,1.56,0.64,1);border:none;position:relative;overflow:hidden}
.btn:active{transform:scale(0.96)}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 2px 8px rgba(0,0,0,0.08)}
.btn-primary:hover{background:var(--accent-hover);box-shadow:0 6px 20px rgba(0,0,0,0.14);transform:translateY(-1px)}
.btn-primary:active{transform:scale(0.96) translateY(1px);box-shadow:0 1px 4px rgba(0,0,0,0.06)}
.btn-outline{background:var(--surface);color:var(--text);border:1px solid var(--border);box-shadow:var(--shadow-xs)}
.btn-outline:hover{border-color:var(--text);background:var(--surface-hover);transform:translateY(-1px);box-shadow:var(--shadow-sm)}
.btn-outline:active{transform:scale(0.97) translateY(0)}
.btn-block{width:100%}.btn-sm{padding:8px 16px;font-size:13px;border-radius:var(--radius-sm)}
.btn:disabled{opacity:0.4;cursor:not-allowed;transform:none!important;box-shadow:none!important}
.auth-footer{text-align:center;margin-top:20px;font-size:13px;color:var(--text-secondary)}
.auth-footer a{color:var(--accent-color);font-weight:600}

/* ===== Home (Generate) ===== */
.hero{padding:60px 0 30px;text-align:center;max-width:780px;margin:0 auto}
.hero .badge{display:inline-flex;align-items:center;gap:8px;background:var(--accent-soft);color:var(--text);font-size:13px;font-weight:600;padding:6px 16px;border-radius:100px;margin-bottom:24px;letter-spacing:0.2px}
.hero .badge .pulse{width:7px;height:7px;border-radius:50%;background:var(--accent-color);animation:pulse-dot 2s ease-in-out infinite}
@keyframes pulse-dot{0%,100%{opacity:1;transform:scale(1)}50%{opacity:0.5;transform:scale(1.6)}}
.hero h1{font-size:58px;font-weight:780;line-height:1.1;letter-spacing:-1.6px;margin-bottom:14px}
.hero h1 em{font-style:normal;background:linear-gradient(135deg,#e85d2c 0%,#f08040 50%,#d44a1a 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;color:transparent;position:relative;font-weight:820}
.hero h1 em::after{content:'';position:absolute;bottom:2px;left:-4px;right:-4px;height:10px;background:linear-gradient(90deg,rgba(232,93,44,0.35),rgba(232,93,44,0.10));border-radius:5px;z-index:-1}
.hero p{font-size:17px;color:var(--text-secondary);line-height:1.7;max-width:500px;margin:0 auto 36px}
.input-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-xl);padding:6px;max-width:640px;margin:0 auto 50px;box-shadow:var(--shadow-lg);transition:box-shadow 0.3s,border-color 0.3s}
.input-card:focus-within{border-color:var(--accent);box-shadow:var(--shadow-lg),0 0 0 4px rgba(212,107,56,0.08)}
.input-card textarea{width:100%;min-height:64px;max-height:180px;background:transparent;border:none;color:var(--text);font-size:15px;font-family:var(--font);resize:none;outline:none;line-height:1.65;padding:14px 18px 8px}
.input-card textarea::placeholder{color:var(--text-muted)}
.suggestions{display:flex;gap:8px;flex-wrap:wrap;padding:0 18px 8px}
.suggestion-chip{padding:6px 15px;border-radius:100px;font-size:12px;font-weight:480;background:var(--accent-soft);color:var(--text);border:1px solid transparent;cursor:pointer;transition:all 0.18s cubic-bezier(0.34,1.56,0.64,1);font-family:var(--font)}
.suggestion-chip:hover{border-color:var(--text);background:var(--surface);transform:translateY(-1px);box-shadow:var(--shadow-sm)}
.suggestion-chip:active{transform:scale(0.94)}
.input-tools{display:flex;align-items:center;gap:8px;padding:8px 14px 10px;flex-wrap:wrap}
.tools-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:10px 18px 14px}
.control-group{display:flex;align-items:center;gap:2px;background:var(--bg);padding:3px;border-radius:10px;border:1px solid var(--border)}
.model-chip{padding:7px 16px;border-radius:8px;font-size:13px;font-weight:500;cursor:pointer;border:1px solid var(--border);background:var(--surface);color:var(--text-secondary);font-family:var(--font);transition:all 0.18s ease;white-space:nowrap;display:flex;align-items:center;gap:6px}
.model-chip:hover{border-color:var(--accent-color);color:var(--text);box-shadow:0 2px 8px rgba(212,107,56,0.08)}
.model-chip.active{background:#2b2b2b;color:#fff;border-color:#2b2b2b;box-shadow:0 2px 8px rgba(0,0,0,0.08)}
.model-chip:active{transform:scale(0.97)}
.model-chip .chip-dot{width:6px;height:6px;border-radius:50%;background:var(--accent-color);flex-shrink:0}
.model-chip.active .chip-dot{background:rgba(255,255,255,0.5)}
.tools-sep{width:1px;height:20px;background:var(--border);margin:0 2px}
.ratio-pill{padding:5px 10px;border-radius:6px;font-size:12px;font-weight:480;cursor:pointer;border:1px solid transparent;background:transparent;color:var(--text-muted);font-family:var(--font);transition:all 0.15s ease;white-space:nowrap}
.ratio-pill:hover{color:var(--text);border-color:var(--border);background:var(--surface-hover)}
.ratio-pill.active{color:var(--text);font-weight:600;border-color:var(--border);background:var(--surface)}
.model-chip:active{transform:scale(0.97)}
/* Ratio select - kept for compatibility */
.ratio-select:focus{border-color:var(--accent)}
/* Legacy - kept for compatibility */
.btn-generate{margin-left:auto;background:linear-gradient(135deg,#2b2b2b 0%,#3a3030 100%);color:#fff;border:none;padding:10px 28px;border-radius:var(--radius);font-size:14px;font-weight:600;font-family:var(--font);cursor:pointer;display:flex;align-items:center;gap:7px;transition:all 0.25s cubic-bezier(0.34,1.56,0.64,1);box-shadow:0 1px 3px rgba(0,0,0,0.06),0 4px 12px rgba(212,107,56,0.12);position:relative;overflow:visible}
.btn-generate::before{content:'';position:absolute;inset:-3px;border-radius:var(--radius);background:linear-gradient(135deg,rgba(212,107,56,0.5),rgba(212,150,100,0.2));opacity:0;transition:opacity 0.3s ease;z-index:-1;filter:blur(8px)}
.btn-generate:hover{background:linear-gradient(135deg,#1f1f1f 0%,#2d2424 100%);transform:translateY(-2px);box-shadow:0 4px 12px rgba(0,0,0,0.1),0 12px 30px rgba(212,107,56,0.2)}
.btn-generate:hover::before{opacity:1}
.btn-generate:active{transform:scale(0.95) translateY(0);box-shadow:0 1px 3px rgba(0,0,0,0.06)}
.btn-generate:disabled{opacity:0.4;cursor:not-allowed;transform:none!important;box-shadow:none!important}
.btn-generate:disabled::before{opacity:0}
.publish-toggle{display:flex;align-items:center;gap:6px;padding-right:8px;font-size:13px;color:var(--text-secondary)}
.publish-toggle input[type=checkbox]{width:16px;height:16px;accent-color:var(--accent-color);cursor:pointer}
.publish-help{display:inline-flex;align-items:center;justify-content:center;width:15px;height:15px;border-radius:50%;background:var(--border);color:var(--text-muted);font-size:9px;font-weight:700;cursor:help;position:relative;flex-shrink:0}
.publish-help:hover{background:var(--text-muted);color:#fff}
.publish-help .tip{display:none;position:absolute;bottom:calc(100% + 8px);left:50%;transform:translateX(-50%);background:var(--text);color:#fff;padding:6px 12px;border-radius:var(--radius-sm);font-size:11px;font-weight:400;white-space:nowrap;z-index:10;box-shadow:var(--shadow-lg);pointer-events:none}
.publish-help .tip::after{content:'';position:absolute;top:100%;left:50%;transform:translateX(-50%);border:5px solid transparent;border-top-color:var(--text)}
.publish-help:hover .tip{display:block}
.publish-help{display:inline-flex;align-items:center;justify-content:center;width:15px;height:15px;border-radius:50%;background:var(--border);color:var(--text-muted);font-size:9px;font-weight:700;cursor:help;position:relative;flex-shrink:0}
.publish-help:hover{background:var(--text-muted);color:#fff}
.publish-help .tip{display:none;position:absolute;bottom:calc(100% + 8px);left:50%;transform:translateX(-50%);background:var(--text);color:#fff;padding:6px 12px;border-radius:var(--radius-sm);font-size:11px;font-weight:400;white-space:nowrap;z-index:10;box-shadow:var(--shadow-lg);pointer-events:none}
.publish-help .tip::after{content:'';position:absolute;top:100%;left:50%;transform:translateX(-50%);border:5px solid transparent;border-top-color:var(--text)}
.publish-help:hover .tip{display:block}
.publish-help{display:inline-flex;align-items:center;justify-content:center;width:15px;height:15px;border-radius:50%;background:var(--border);color:var(--text-muted);font-size:9px;font-weight:700;cursor:help;position:relative;flex-shrink:0}
.publish-help:hover{background:var(--text-muted);color:#fff}
.publish-help .tip{display:none;position:absolute;bottom:calc(100% + 8px);left:50%;transform:translateX(-50%);background:var(--text);color:#fff;padding:6px 12px;border-radius:var(--radius-sm);font-size:11px;font-weight:400;white-space:nowrap;z-index:10;box-shadow:var(--shadow-lg);pointer-events:none}
.publish-help .tip::after{content:'';position:absolute;top:100%;left:50%;transform:translateX(-50%);border:5px solid transparent;border-top-color:var(--text)}
.publish-help:hover .tip{display:block}

/* Result */
.result-area{max-width:640px;margin:0 auto 60px;display:none;animation:fadeIn 0.4s ease}
.result-area.visible{display:block}
.result-card{background:var(--surface);border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--border);box-shadow:var(--shadow-lg);position:relative}
.result-card img{width:100%;display:block}
.result-card img.reveal{animation:img-reveal 0.5s ease both}
@keyframes img-reveal{from{opacity:0}to{opacity:1}}
.loading-block{aspect-ratio:1;background:var(--surface);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:20px;min-height:360px}
.loading-ring{width:48px;height:48px;border-radius:50%;background:conic-gradient(var(--accent) 0deg,transparent 60deg);animation:ring-spin 1s linear infinite;-webkit-mask:radial-gradient(farthest-side,transparent calc(100% - 5px),#000 calc(100% - 4px));mask:radial-gradient(farthest-side,transparent calc(100% - 5px),#000 calc(100% - 4px))}
@keyframes ring-spin{to{transform:rotate(360deg)}}
.loading-block .hint{color:var(--text-muted);font-size:14px;animation:hint-pulse 2s ease-in-out infinite}
@keyframes hint-pulse{0%,100%{opacity:0.5}50%{opacity:1}}
.result-tools{display:flex;gap:10px;padding:16px;justify-content:center;flex-wrap:wrap}
.result-tools button{background:var(--surface-hover);color:var(--text);border:1px solid var(--border);padding:10px 22px;border-radius:var(--radius);font-size:13px;cursor:pointer;font-family:var(--font);font-weight:500;transition:all 0.18s cubic-bezier(0.34,1.56,0.64,1);display:flex;align-items:center;gap:6px}
.result-tools button:hover{border-color:var(--text);background:var(--accent-soft);transform:translateY(-1px);box-shadow:var(--shadow-sm)}
.result-tools button:active{transform:scale(0.96);box-shadow:none}
.result-tools .btn-retry{background:var(--accent);color:#fff;border-color:var(--accent);box-shadow:0 2px 8px rgba(0,0,0,0.06)}
.result-tools .btn-retry:hover{background:var(--accent-hover);color:#fff;box-shadow:0 6px 20px rgba(0,0,0,0.12)}
.result-tools .btn-retry:active{transform:scale(0.95);box-shadow:0 1px 3px rgba(0,0,0,0.06)}

/* ===== Section Headers ===== */
.section-header{text-align:center;margin-bottom:36px}
.section-header h2{font-size:28px;font-weight:700;letter-spacing:-0.5px;margin-bottom:8px}
.section-header p{color:var(--text-secondary);font-size:15px}

/* ===== Explore / Gallery Grid ===== */
.image-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
@media(max-width:768px){.image-grid{grid-template-columns:repeat(2,1fr);gap:10px}}
.image-card{position:relative;border-radius:var(--radius-lg);overflow:hidden;background:var(--surface);border:1px solid var(--border);cursor:pointer;transition:all 0.35s cubic-bezier(0.34,1.56,0.64,1);aspect-ratio:1}
.publish-badge{position:absolute;top:8px;right:8px;z-index:5;padding:3px 10px;border-radius:100px;font-size:11px;font-weight:600;pointer-events:none;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}
.publish-badge.published{background:rgba(212,107,56,0.15);color:#c45a2c;border:1px solid rgba(212,107,56,0.25)}
.publish-badge.private{background:rgba(0,0,0,0.06);color:var(--text-muted);border:1px solid rgba(0,0,0,0.08)}
.image-card::before{content:'';position:absolute;inset:-2px;border-radius:calc(var(--radius-lg) + 2px);background:linear-gradient(135deg,rgba(212,107,56,0.3),rgba(200,150,100,0.15),rgba(212,107,56,0.1));opacity:0;transition:opacity 0.35s ease;z-index:0;pointer-events:none}
.image-card:hover{transform:translateY(-4px);box-shadow:0 8px 30px rgba(0,0,0,0.08),0 4px 12px rgba(212,107,56,0.08);border-color:rgba(212,107,56,0.25)}
.image-card:hover::before{opacity:1}
.image-card img{width:100%;height:100%;object-fit:cover;transition:transform 0.5s cubic-bezier(0.34,1.56,0.64,1);position:relative;z-index:1}
.image-card:hover img{transform:scale(1.06)}
.image-card .overlay{position:absolute;inset:0;background:linear-gradient(to top,rgba(0,0,0,0.55),transparent 55%);opacity:0;transition:opacity 0.3s;display:flex;flex-direction:column;justify-content:flex-end;padding:14px}
.image-card:hover .overlay{opacity:1}
.image-card .overlay .prompt{color:#fff;font-size:12px;line-height:1.4;overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical}
.image-card .overlay .author{color:rgba(255,255,255,0.75);font-size:11px;margin-top:4px;display:flex;align-items:center;gap:4px}
.image-card .overlay .author img{width:16px;height:16px;border-radius:50%}

/* ===== Image Detail ===== */
.image-detail{display:grid;grid-template-columns:1fr 380px;gap:0;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-xl);overflow:hidden;box-shadow:var(--shadow-lg)}
@media(max-width:900px){.image-detail{grid-template-columns:1fr}}
.image-detail .img-side{background:#000;display:flex;align-items:center;justify-content:center;min-height:400px}
.image-detail .img-side img{width:100%;max-height:80vh;object-fit:contain}
.image-detail .info-side{padding:28px;display:flex;flex-direction:column;max-height:80vh;overflow-y:auto}
.image-detail .author-row{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.image-detail .author-row img{width:40px;height:40px;border-radius:50%;border:2px solid var(--border)}
.image-detail .author-row .name{font-weight:650;font-size:15px}
.image-detail .author-row .time{color:var(--text-muted);font-size:12px}
.image-detail .prompt-text{background:var(--bg);padding:14px 16px;border-radius:var(--radius);font-size:14px;line-height:1.7;margin-bottom:20px;color:var(--text-secondary)}
.image-detail .prompt-text strong{color:var(--text);font-size:12px;text-transform:uppercase;letter-spacing:0.5px;display:block;margin-bottom:4px}

/* Comments */
.comments-section{flex:1;display:flex;flex-direction:column}
.comments-section h3{font-size:15px;font-weight:650;margin-bottom:14px}
.comment-list{flex:1;display:flex;flex-direction:column;gap:14px;margin-bottom:16px}
.comment-item{display:flex;gap:10px}
.comment-item .c-avatar{width:32px;height:32px;border-radius:50%;flex-shrink:0;background:var(--accent-soft);display:flex;align-items:center;justify-content:center;font-size:14px;color:var(--text-muted);overflow:hidden}
.comment-item .c-avatar img{width:100%;height:100%;object-fit:cover}
.comment-item .c-body{flex:1}
.comment-item .c-author{font-size:13px;font-weight:650}
.comment-item .c-content{font-size:14px;color:var(--text-secondary);line-height:1.6;margin-top:2px}
.comment-item .c-time{font-size:11px;color:var(--text-muted);margin-top:3px}
.comment-form{display:flex;gap:8px;border-top:1px solid var(--border);padding-top:14px}
.comment-form input{flex:1;padding:10px 14px;border:1px solid var(--border);border-radius:var(--radius);font-size:13px;font-family:var(--font);outline:none;background:var(--bg)}
.comment-form input:focus{border-color:var(--accent)}
.comment-login-hint{text-align:center;color:var(--text-muted);font-size:13px;padding:12px 0}

/* ===== Profile Page ===== */
.profile-banner{height:140px;background:linear-gradient(135deg,#e8e8e8 0%,#d4d4d4 50%,#c8c8c8 100%);border-radius:var(--radius-lg) var(--radius-lg) 0 0;position:relative}
.profile-info{padding:0 28px 24px;background:var(--surface);border:1px solid var(--border);border-top:none;border-radius:0 0 var(--radius-lg) var(--radius-lg)}
.profile-avatar-lg{width:88px;height:88px;border-radius:50%;border:4px solid var(--surface);margin-top:-48px;position:relative;z-index:1;overflow:hidden;background:var(--accent-soft);display:flex;align-items:center;justify-content:center;font-size:36px;color:var(--text-muted)}
.profile-avatar-lg img{width:100%;height:100%;object-fit:cover}
.profile-name-row{display:flex;align-items:flex-start;justify-content:space-between;margin-top:10px;flex-wrap:wrap;gap:12px}
.profile-name h2{font-size:22px;font-weight:700;letter-spacing:-0.3px}
.profile-name .handle{color:var(--text-muted);font-size:14px;margin-top:2px}
.profile-bio{color:var(--text-secondary);font-size:14px;line-height:1.6;margin-top:10px;max-width:500px}
.profile-stats{display:flex;gap:24px;margin-top:16px}
.profile-stats a{transition:var(--transition);display:flex;gap:4px;font-size:14px;color:var(--text-secondary)}
.profile-stats a:hover{color:var(--text)}
.profile-stats a strong{color:var(--text);font-weight:650}
.profile-tabs{display:flex;gap:0;margin-top:20px;border-bottom:1px solid var(--border)}
.profile-tabs button{padding:10px 20px;font-size:14px;font-weight:500;color:var(--text-secondary);border:none;border-bottom:2px solid transparent;background:none;cursor:pointer;font-family:var(--font);transition:var(--transition)}
.profile-tabs button.active{color:var(--text);border-bottom-color:var(--accent);font-weight:600}
.profile-tabs button:hover{color:var(--text)}
.btn-follow{background:var(--accent);color:#fff;border:none;padding:9px 22px;border-radius:100px;font-size:13px;font-weight:600;cursor:pointer;font-family:var(--font);transition:all 0.18s cubic-bezier(0.34,1.56,0.64,1)}
.btn-follow:hover{background:var(--accent-hover);transform:translateY(-1px);box-shadow:0 4px 12px rgba(0,0,0,0.1)}
.btn-follow:active{transform:scale(0.95)}
.btn-follow.following{background:var(--surface);color:var(--text);border:1px solid var(--border)}
.btn-follow.following:hover{background:#fee;color:#c00;border-color:#c00}
.profile-gallery{margin-top:28px}

/* ===== About Page ===== */
.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media(max-width:768px){.features-grid{grid-template-columns:1fr}}
.feature-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:36px 32px;transition:var(--transition);position:relative;overflow:hidden}
.feature-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:var(--accent-color);transform:scaleX(0);transition:transform 0.3s ease;transform-origin:left}
.feature-card:hover::before{transform:scaleX(1)}
.feature-card:hover{border-color:transparent;box-shadow:var(--shadow-lg);transform:translateY(-2px)}
.feature-card .icon{width:46px;height:46px;border-radius:12px;background:var(--accent-soft);display:flex;align-items:center;justify-content:center;font-size:22px;margin-bottom:22px}
.feature-card h3{font-size:17px;font-weight:650;margin-bottom:8px}
.feature-card p{color:var(--text-secondary);font-size:14px;line-height:1.7}
.faq-list{max-width:680px;margin:40px auto 0;display:flex;flex-direction:column;gap:6px}
.faq-item{border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--border);transition:var(--transition)}
.faq-item:hover{border-color:var(--text-muted)}
.faq-item[open]{border-color:var(--accent);box-shadow:var(--shadow)}
.faq-item summary{padding:18px 22px;cursor:pointer;font-size:15px;font-weight:520;list-style:none;display:flex;justify-content:space-between;align-items:center;background:var(--surface);transition:var(--transition);user-select:none}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:'';width:22px;height:22px;border-radius:50%;background:var(--bg);display:flex;align-items:center;justify-content:center;transition:var(--transition);flex-shrink:0;background-image:url("data:image/svg+xml,%3Csvg width='12' height='12' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M6 1v10M1 6h10' stroke='%23666' stroke-width='1.8' stroke-linecap='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:center}
.faq-item[open] summary::after{background-color:var(--accent-soft);background-image:url("data:image/svg+xml,%3Csvg width='12' height='2' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 6h10' stroke='%23000' stroke-width='1.8' stroke-linecap='round'/%3E%3C/svg%3E")}
.faq-item .answer{padding:2px 22px 20px;color:var(--text-secondary);font-size:14px;line-height:1.8}

/* ===== Misc ===== */
.load-more{text-align:center;padding:30px 0}
.load-more button{background:var(--surface);border:1px solid var(--border);color:var(--text-secondary);padding:11px 36px;border-radius:100px;font-size:14px;cursor:pointer;font-family:var(--font);transition:all 0.18s cubic-bezier(0.34,1.56,0.64,1)}
.load-more button:hover{border-color:var(--text);color:var(--text);transform:translateY(-1px);box-shadow:var(--shadow-sm)}
.load-more button:active{transform:scale(0.96)}
.empty-state{text-align:center;padding:60px 20px;color:var(--text-muted)}
.empty-state .icon{font-size:48px;margin-bottom:14px;opacity:0.4}
.empty-state p{font-size:14px}

/* Toast */
.toast{position:fixed;bottom:36px;left:50%;transform:translateX(-50%) translateY(12px);background:var(--text);color:#fff;padding:11px 22px;border-radius:100px;font-size:13px;font-weight:500;opacity:0;pointer-events:none;transition:opacity 0.3s,transform 0.3s cubic-bezier(0.3,0,0.2,1);z-index:200;box-shadow:0 4px 16px rgba(0,0,0,0.15)}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* Footer */
.footer{border-top:1px solid var(--border);padding:36px 28px;text-align:center;color:var(--text-muted);font-size:13px}
.footer-brand{font-size:17px;font-weight:650;color:var(--text);margin-bottom:6px}
.footer-links{display:flex;justify-content:center;gap:28px;margin-bottom:14px;flex-wrap:wrap}
.footer-links a{color:var(--text-secondary);transition:var(--transition)}
.footer-links a:hover{color:var(--accent-color)}
.footer .copy{font-size:12px}

/* Responsive */
@media(max-width:768px){
  /* Nav */
  .nav-inner{padding:0 14px;height:52px}
  .nav-logo{font-size:16px}
  .nav-logo .mark{width:26px;height:26px;font-size:12px;border-radius:7px}
  .nav-links a,.nav-links button{font-size:12px;padding:5px 10px}
  .nav-links{gap:1px}
  .nav-links .hide-mobile{display:none}
  .nav-links a{font-size:12px;padding:5px 8px}
  .nav-avatar,.nav-avatar-placeholder{width:26px;height:26px}
  .tools-row{gap:6px;padding:8px 12px 12px}
  .control-group{gap:0;padding:2px;border-radius:8px}
  .model-chip{padding:6px 12px;font-size:12px}
  .ratio-pill{padding:4px 8px;font-size:11px}
  .tools-sep{margin:0 1px}
  .btn-generate{padding:8px 18px;font-size:13px}

  /* Hero */
  .hero{padding:20px 14px 16px}
  .hero h1{font-size:30px;letter-spacing:-0.8px;line-height:1.2}
  .hero h1 br{display:none}
  .hero p{font-size:14px;margin-bottom:20px;padding:0 10px}
  .hero .badge{font-size:11px;padding:5px 12px;margin-bottom:16px}

  /* Input */
  .input-card{border-radius:var(--radius-lg);margin-bottom:30px}
  .input-card textarea{font-size:14px;min-height:52px;padding:12px 14px 6px}
  .suggestions{gap:6px;padding:0 12px 6px}
  .suggestion-chip{font-size:11px;padding:5px 10px}
  .input-tools{flex-direction:column;align-items:stretch;gap:6px;padding:6px 12px 10px}
  .tools-row{justify-content:center}
  .model-pill{font-size:12px;padding:6px 11px}
  .ratio-pill{font-size:12px;padding:6px 12px}
  .btn-generate{margin-left:0;justify-content:center;padding:11px 20px;font-size:14px}
  .publish-toggle{justify-content:center;padding:4px 0;font-size:11px}

  /* Result */
  .result-area{margin-bottom:40px}
  .result-tools{flex-wrap:wrap;gap:8px}
  .result-tools button{padding:10px 16px;font-size:12px;flex:1;justify-content:center}

  /* Containers */
  .container,.container-narrow{padding:70px 14px 24px}
  .section-header{margin-bottom:24px}
  .section-header h2{font-size:22px}
  .section-header p{font-size:14px}

  /* Gallery */
  .gallery-section{padding:32px 0 48px}
  .image-grid{grid-template-columns:repeat(2,1fr);gap:8px}

  /* Features */
  .features-section{padding:40px 0}
  .features-grid{grid-template-columns:1fr;gap:12px}
  .feature-card{padding:24px 20px}

  /* FAQ */
  .faq-section{padding:40px 0}
  .faq-item summary{font-size:14px;padding:16px 18px}
  .faq-item .answer{font-size:13px;padding:2px 18px 16px}

  /* Auth */
  .auth-card{padding:24px 18px;border-radius:var(--radius-lg)}
  .auth-card h2{font-size:20px}
  .form-row{flex-direction:column;gap:0}

  /* Image detail */
  .image-detail{grid-template-columns:1fr;border-radius:var(--radius-lg)}
  .image-detail .img-side{min-height:280px}
  .image-detail .info-side{padding:18px;max-height:none}

  /* Profile */
  .profile-banner{height:100px}
  .profile-avatar-lg{width:68px;height:68px;margin-top:-38px;font-size:26px}
  .profile-info{padding:0 16px 18px}
  .profile-name-row{flex-direction:column;gap:10px}
  .profile-name h2{font-size:18px}
  .profile-stats{gap:18px;flex-wrap:wrap}
  .profile-stats a{font-size:13px}

  /* Footer */
  .footer{padding:28px 14px}
  .footer-links{gap:16px}
  .footer-links a{font-size:12px}

  /* Toast */
  .toast{bottom:24px;font-size:12px;padding:10px 18px}

  /* Nav dropdown */
  .nav-dropdown{right:-20px}
}