:root{--primary:#2D6A4F;--primary-hover:#1B4332;--primary-light:#D8F3DC;--primary-glow:rgba(45,106,79,0.25);--bg:#F0F7F4;--surface:#FFF;--text:#1A1A2E;--text-secondary:#6B7280;--border:#E5E7EB;--success:#059669;--success-bg:#ECFDF5;--error:#DC2626;--error-bg:#FEF2F2;--radius:12px;--shadow:0 1px 3px rgba(0,0,0,0.06),0 4px 16px rgba(0,0,0,0.06);--shadow-lg:0 4px 24px rgba(45,106,79,0.15);--shadow-glow:0 0 20px rgba(45,106,79,0.2);--safe-bottom:env(safe-area-inset-bottom,0px)}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:'Inter',-apple-system,sans-serif;color:var(--text);min-height:100vh;display:flex;flex-direction:column;align-items:center;padding:24px 12px;background:linear-gradient(135deg,#F0F7F4,#E8F5E9 40%,#F3F9F7 70%,#EAF3F0)}
.header{text-align:center;margin-bottom:24px;max-width:540px;width:100%;animation:fadeInUp .7s ease both}
.header .logo{font-size:40px;margin-bottom:8px;display:inline-block;animation:float 4s ease-in-out infinite}
.header h1{font-size:26px;font-weight:700;letter-spacing:-.5px;margin-bottom:4px;color:var(--text)}
.header h1 span{color:var(--primary)}
.header p{color:var(--text-secondary);font-size:14px;line-height:1.5}
.container{background:var(--surface);width:100%;max-width:640px;border-radius:16px;box-shadow:var(--shadow);overflow:hidden;animation:fadeInUp .7s ease .1s both;position:relative}
.tabs{display:flex;border-bottom:1px solid var(--border);position:relative}
.tab{flex:1;padding:14px 10px;text-align:center;font-weight:600;font-size:13px;color:var(--text-secondary);cursor:pointer;transition:all .25s;border-bottom:2px solid transparent;display:flex;align-items:center;justify-content:center;gap:6px;user-select:none;-webkit-tap-highlight-color:transparent;position:relative}
.tab:hover{color:var(--primary);background:var(--primary-light)}
.tab.active{color:var(--primary);border-bottom-color:var(--primary);background:var(--primary-light)}
.tab .material-icons-outlined{font-size:18px;transition:transform .25s}
.tab.active .material-icons-outlined{transform:scale(1.15)}
.tab-content{display:none;padding:20px}
.tab-content.active{display:block;animation:tabFadeIn .35s ease both}
@keyframes tabFadeIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
.drop-zone{border:2px dashed var(--border);border-radius:var(--radius);padding:32px 16px;text-align:center;transition:all .3s;cursor:pointer;background:#FAFAFE;min-height:160px;display:flex;flex-direction:column;align-items:center;justify-content:center;position:relative;overflow:hidden}
.drop-zone::before{content:'';position:absolute;inset:0;background:radial-gradient(circle at center,var(--primary-light),transparent 70%);opacity:0;transition:opacity .4s}
.drop-zone:hover::before,.drop-zone.dragover::before{opacity:1}
.drop-zone:hover,.drop-zone.dragover{border-color:var(--primary);background:var(--primary-light)}
.drop-zone .material-icons-outlined{font-size:40px;color:var(--primary);opacity:.6;margin-bottom:10px;transition:all .3s}
.drop-zone:hover .material-icons-outlined{opacity:1;transform:scale(1.1) translateY(-2px)}
.drop-zone.dragover .material-icons-outlined{animation:iconBounce .6s ease infinite}
@keyframes iconBounce{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}
.drop-zone-text{font-size:14px;color:var(--text-secondary);margin-bottom:4px}
.drop-zone-hint{font-size:12px;color:#9CA3AF}
.file-chip{display:none;margin-top:12px;background:var(--primary-light);padding:10px 16px;border-radius:8px;font-weight:500;color:var(--primary);align-items:center;justify-content:center;gap:8px;font-size:14px;animation:chipIn .3s ease both}
@keyframes chipIn{from{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}
.file-chip .remove{cursor:pointer;font-size:18px;opacity:.6;transition:opacity .2s}
.file-chip .remove:hover{opacity:1}
.templates-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-bottom:16px}
.template-card{padding:12px;border:1px solid var(--border);border-radius:10px;cursor:pointer;transition:all .25s;display:flex;align-items:flex-start;gap:10px;-webkit-tap-highlight-color:transparent;opacity:0;transform:translateY(10px)}
.template-card.visible{opacity:1;transform:translateY(0);transition:opacity .4s,transform .4s,border-color .25s,background .25s,box-shadow .25s}
.template-card:hover{border-color:var(--primary);background:var(--primary-light);transform:translateY(-2px);box-shadow:0 4px 12px rgba(45,106,79,.12)}
.template-card.selected{border-color:var(--primary);background:var(--primary-light);box-shadow:0 0 0 2px var(--primary),0 4px 12px rgba(45,106,79,.15)}
.template-card .material-icons-outlined{font-size:20px;color:var(--primary);margin-top:1px;flex-shrink:0}
.template-card .template-info{flex:1;min-width:0}
.template-card .template-name{font-weight:600;font-size:13px;margin-bottom:2px}
.template-card .template-desc{font-size:11px;color:var(--text-secondary);line-height:1.3}
label.field-label{display:block;font-weight:600;font-size:13px;color:var(--text-secondary);margin-bottom:6px;margin-top:14px}
textarea{width:100%;min-height:90px;padding:12px;border:1px solid var(--border);border-radius:10px;font-family:inherit;font-size:14px;resize:none;color:var(--text);line-height:1.5;transition:border-color .25s,box-shadow .25s;overflow-y:hidden}
textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(45,106,79,.12),0 0 15px rgba(45,106,79,.08)}
textarea::placeholder{color:#C4C4C4}
.actions{padding:0 20px 20px}
.btn-generate{width:100%;padding:14px 24px;background:var(--primary);color:#fff;border:none;border-radius:10px;font-weight:600;font-size:15px;cursor:pointer;transition:all .25s;display:flex;justify-content:center;align-items:center;gap:10px;font-family:inherit;-webkit-tap-highlight-color:transparent;position:relative;overflow:hidden}
.btn-generate::after{content:'';position:absolute;inset:0;border-radius:10px;background:radial-gradient(circle at var(--mx,50%) var(--my,50%),rgba(255,255,255,.2),transparent 60%);opacity:0;transition:opacity .3s;pointer-events:none}
.btn-generate:hover::after{opacity:1}
.btn-generate:hover{background:var(--primary-hover);box-shadow:var(--shadow-lg),var(--shadow-glow);transform:translateY(-1px)}
.btn-generate:active{transform:translateY(0) scale(.98)}
.btn-generate:disabled{background:#D1D5DB;cursor:not-allowed;box-shadow:none;transform:none}
.btn-generate:disabled::after{display:none}
.spinner{width:20px;height:20px;border:2.5px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite;display:none}
@keyframes spin{to{transform:rotate(360deg)}}
.result-box{margin:0 20px 20px;padding:16px;border-radius:var(--radius);display:none}
.result-box.success{display:block;background:var(--success-bg);border:1px solid #A7F3D0;animation:resultIn .4s ease both}
.result-box.error{display:block;background:var(--error-bg);border:1px solid #FECACA;animation:resultIn .4s ease both}
@keyframes resultIn{from{opacity:0;transform:translateY(12px) scale(.97)}to{opacity:1;transform:translateY(0) scale(1)}}
.result-box.success .result-title{color:var(--success);font-weight:600;font-size:15px;margin-bottom:10px;display:flex;align-items:center;gap:6px}
.result-box.error .result-title{color:var(--error);font-weight:600;font-size:14px}
.link-row{display:flex;align-items:center;gap:8px;margin-bottom:8px;flex-wrap:wrap}
.link-row:last-child{margin-bottom:0}
.link-label{font-size:12px;font-weight:600;color:var(--text-secondary);min-width:70px;flex-shrink:0}
.link-row a{color:var(--primary);font-weight:500;font-size:13px;text-decoration:none;word-break:break-all;flex:1;min-width:0}
.link-row a:hover{text-decoration:underline}
.btn-copy{background:none;border:1px solid var(--border);border-radius:6px;padding:6px 10px;font-size:12px;cursor:pointer;color:var(--text-secondary);font-family:inherit;font-weight:500;transition:all .2s;display:flex;align-items:center;gap:4px;flex-shrink:0}
.btn-copy:hover{background:var(--primary-light);color:var(--primary);border-color:var(--primary)}
.btn-copy:disabled{background:none}
.btn-copy .material-icons-outlined{font-size:14px}
.footer{margin-top:20px;margin-bottom:var(--safe-bottom);text-align:center;font-size:12px;color:#9CA3AF;width:100%;padding:0 12px;animation:fadeInUp .7s ease .3s both}
.footer a{color:var(--primary);text-decoration:none}
.footer a:hover{text-decoration:underline}
.user-bar{display:none;align-items:center;justify-content:flex-end;gap:10px;margin-bottom:12px;font-size:13px;color:var(--text-secondary)}
.user-bar img{width:28px;height:28px;border-radius:50%}
.user-bar .btn-logout{background:none;border:1px solid var(--border);border-radius:6px;padding:4px 10px;font-size:12px;cursor:pointer;color:var(--text-secondary);font-family:inherit;transition:all .2s}
.user-bar .btn-logout:hover{background:var(--error-bg);color:var(--error);border-color:var(--error)}
.login-screen{display:none;flex-direction:column;align-items:center;justify-content:center;padding:60px 20px;text-align:center}
.login-screen.show{display:flex}
.login-screen .login-icon{font-size:64px;color:var(--primary);opacity:.5;margin-bottom:16px}
.login-screen h2{font-size:20px;font-weight:600;margin-bottom:8px;color:var(--text)}
.login-screen p{font-size:14px;color:var(--text-secondary);margin-bottom:24px;line-height:1.5;max-width:360px}
.btn-login{display:inline-flex;align-items:center;gap:10px;padding:12px 24px;background:#fff;color:var(--text);border:1px solid var(--border);border-radius:10px;font-weight:600;font-size:15px;cursor:pointer;font-family:inherit;transition:all .2s;text-decoration:none}
.btn-login:hover{box-shadow:var(--shadow);border-color:var(--primary)}
.btn-login img{width:20px;height:20px}
#fileInput{display:none}
.warning-box{background:#FFFBEB;border:1px solid #FDE68A;border-radius:var(--radius);padding:10px 14px;margin:10px 0;font-size:13px;color:#92400E;display:flex;align-items:flex-start;gap:8px}
.warning-box .material-icons-outlined{font-size:18px;color:#F59E0B;flex-shrink:0;margin-top:1px}
.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(80px);background:var(--text);color:#fff;padding:10px 20px;border-radius:10px;font-size:13px;font-weight:500;box-shadow:0 4px 20px rgba(0,0,0,.2);opacity:0;transition:all .35s cubic-bezier(.34,1.56,.64,1);z-index:999;display:flex;align-items:center;gap:8px;pointer-events:none;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}
.toast.visible{opacity:1;transform:translateX(-50%) translateY(0)}
.toast .material-icons-outlined{font-size:18px}
.ripple{position:absolute;border-radius:50%;background:rgba(255,255,255,.35);transform:scale(0);animation:rippleAnim .6s ease-out;pointer-events:none}
@keyframes rippleAnim{to{transform:scale(4);opacity:0}}
.loading-overlay{position:absolute;inset:0;z-index:100;background:rgba(255,255,255,.85);display:flex;align-items:center;justify-content:center;animation:overlayFadeIn .25s ease both}
@supports(-webkit-backdrop-filter:blur(4px)){.loading-overlay{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}}
@keyframes overlayFadeIn{from{opacity:0}to{opacity:1}}
.loading-content{text-align:center;color:var(--text)}
.loading-spinner{width:40px;height:40px;margin:0 auto 16px;border:3px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin .7s linear infinite}
#loadingText{font-size:15px;font-weight:600;color:var(--text-secondary)}
::-webkit-scrollbar{width:8px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:#D1D5DB;border-radius:4px}
::-webkit-scrollbar-thumb:hover{background:#9CA3AF}
@keyframes fadeInUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}
::selection{background:var(--primary-light);color:var(--primary)}
@media(max-width:480px){body{padding:16px 8px}.header .logo{font-size:32px}.header h1{font-size:22px}.header p{font-size:13px}.tab{font-size:12px;padding:12px 8px}.tab-content{padding:16px}.drop-zone{padding:24px 12px;min-height:130px}.drop-zone .material-icons-outlined{font-size:32px}.drop-zone-text{font-size:13px}.templates-grid{gap:8px}.template-card{padding:10px}.actions{padding:0 16px 16px}.result-box{margin:0 16px 16px}.btn-generate{font-size:14px;padding:13px 20px}textarea{font-size:16px}.toast{bottom:16px;left:16px;right:16px;transform:translateY(80px);width:auto}.toast.visible{transform:translateY(0)}}
@media(max-width:360px){.templates-grid{grid-template-columns:1fr}.tab .material-icons-outlined{display:none}}