:root{--tet-primary:#dc2626;--tet-primary-dark:#991b1b;--tet-secondary:#fbbf24;--tet-accent:#f472b6;--tet-bg:linear-gradient(180deg, #dc2626 0%, #991b1b 100%);--tet-text:#fff;--tet-text-muted:#ffffffd9;--tet-toolbar-bg:#fff;--tet-toolbar-text:#1f2937;--tet-toolbar-border:#e5e7eb;--tet-toolbar-muted:#6b7280;--tet-card-bg:#ffffff26;--tet-card-border:#ffffff4d;--tet-card-shadow:0 8px 32px #0000004d}._tet-loading{z-index:9999;background:linear-gradient(#dc2626 0%,#991b1b 100%);justify-content:center;align-items:center;width:100%;height:100%;transition:opacity .6s,visibility .6s;display:flex;position:fixed;top:0;left:0}._tet-loading.hidden{opacity:0;visibility:hidden;pointer-events:none}._tet-loading-content{text-align:center;position:relative}._tet-loading-flower-wrapper{width:120px;height:120px;margin:0 auto 1.5rem;position:relative}._tet-loading-ring{width:100%;height:100%;animation:3s linear infinite tetRingRotate;position:absolute;top:0;left:0}._tet-loading-ring-bg{fill:none;stroke:#ffffff26;stroke-width:3px}._tet-loading-ring-progress{fill:none;stroke:#fbbf24;stroke-width:3px;stroke-linecap:round;stroke-dasharray:283;stroke-dashoffset:200px;filter:drop-shadow(0 0 8px #fbbf2499)}@keyframes tetRingRotate{0%{transform:rotate(0)}to{transform:rotate(360deg)}}._tet-loading-flower{width:70px;height:70px;animation:2s ease-in-out infinite tetFlowerPulse;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}._tet-loading-petals{transform-origin:50px 50px;animation:8s linear infinite tetPetalsRotate}._tet-loading-petal{fill:#fbbf24;opacity:.95;filter:drop-shadow(0 2px 4px #0003)}._tet-loading-center{fill:#f97316;filter:drop-shadow(0 0 6px #f9731680)}._tet-loading-stamen{fill:#fef3c7}._tet-loading-stamens{animation:1.5s ease-in-out infinite tetStamensGlow}@keyframes tetFlowerPulse{0%,to{filter:drop-shadow(0 0 15px #fbbf2466);transform:translate(-50%,-50%)scale(1)}50%{filter:drop-shadow(0 0 25px #fbbf24b3);transform:translate(-50%,-50%)scale(1.08)}}@keyframes tetPetalsRotate{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes tetStamensGlow{0%,to{opacity:.8}50%{opacity:1}}._tet-loading-particles{pointer-events:none;width:160px;height:160px;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}._tet-loading-particle{background:#fbbf24;border-radius:50%;width:6px;height:6px;animation:3s ease-in-out infinite tetParticleFloat;position:absolute;box-shadow:0 0 8px #fbbf2499}._tet-loading-particle:first-child{animation-delay:0s;top:10%;left:50%}._tet-loading-particle:nth-child(2){animation-delay:.5s;top:30%;left:90%}._tet-loading-particle:nth-child(3){animation-delay:1s;top:70%;left:85%}._tet-loading-particle:nth-child(4){animation-delay:1.5s;top:90%;left:50%}._tet-loading-particle:nth-child(5){animation-delay:2s;top:70%;left:15%}._tet-loading-particle:nth-child(6){animation-delay:2.5s;top:30%;left:10%}@keyframes tetParticleFloat{0%,to{opacity:.6;transform:translateY(0)scale(1)}50%{opacity:1;transform:translateY(-10px)scale(1.2)}}._tet-loading-text{color:#fbbf24;letter-spacing:1px;justify-content:center;align-items:center;gap:2px;font-size:1rem;font-weight:500;display:flex}._tet-loading-text-char{animation:1.5s ease-in-out infinite tetCharWave;display:inline-block}._tet-loading-text-char:first-child{animation-delay:0s}._tet-loading-text-char:nth-child(2){animation-delay:50ms}._tet-loading-text-char:nth-child(3){animation-delay:.1s}._tet-loading-text-char:nth-child(4){animation-delay:.15s}._tet-loading-text-char:nth-child(5){animation-delay:.2s}._tet-loading-text-char:nth-child(6){animation-delay:.25s}._tet-loading-text-char:nth-child(7){animation-delay:.3s}._tet-loading-text-char:nth-child(8){animation-delay:.35s}@keyframes tetCharWave{0%,to{color:#fbbf24;transform:translateY(0)}50%{color:#fef3c7;transform:translateY(-4px)}}._tet-loading-text-dots{gap:1px;margin-left:2px;display:inline-flex}._tet-loading-text-dots span{animation:1.4s ease-in-out infinite tetDotsJump}._tet-loading-text-dots span:first-child{animation-delay:0s}._tet-loading-text-dots span:nth-child(2){animation-delay:.2s}._tet-loading-text-dots span:nth-child(3){animation-delay:.4s}@keyframes tetDotsJump{0%,60%,to{transform:translateY(0)}30%{transform:translateY(-6px)}}._tet-container{background:var(--tet-bg);justify-content:center;align-items:center;min-height:80vh;padding:2rem;display:flex;position:relative;overflow:hidden}._tet-effects{pointer-events:none;z-index:1;position:absolute;top:0;bottom:0;left:0;right:0;overflow:hidden}._tet-decorations{pointer-events:none;z-index:2;position:absolute;top:0;bottom:0;left:0;right:0}._tet-content{z-index:10;text-align:center;width:100%;max-width:650px;padding-top:2rem;position:relative}._tet-header{margin-bottom:2.5rem}._tet-icon{color:var(--tet-secondary);filter:drop-shadow(0 0 15px #fbbf2480);margin-bottom:1rem}._tet-zodiac-wrapper{justify-content:center;align-items:center;width:140px;height:140px;margin:0 auto 1rem;display:flex;position:relative}._tet-zodiac-frame{width:100%;height:100%;animation:60s linear infinite zodiac-frame-rotate;position:absolute;top:0;left:0}@keyframes zodiac-frame-rotate{0%{transform:rotate(0)}to{transform:rotate(360deg)}}._tet-zodiac-ring{fill:none;stroke-width:2px}._tet-zodiac-ring--outer{stroke:var(--tet-secondary);stroke-width:3px;opacity:.8}._tet-zodiac-ring--pattern{stroke:var(--tet-secondary);opacity:.6}._tet-zodiac-ring--inner{stroke:var(--tet-secondary);stroke-width:2px;opacity:.9}._tet-zodiac-center{fill:#0000004d}._tet-zodiac-dots circle{fill:var(--tet-secondary)}._tet-zodiac-flourish{fill:none;stroke:var(--tet-secondary);stroke-width:2px;stroke-linecap:round;opacity:.7}._tet-zodiac-glow{background:radial-gradient(circle, var(--tet-secondary) 0%, transparent 70%);opacity:.3;pointer-events:none;border-radius:50%;width:90px;height:90px;animation:2s ease-in-out infinite zodiac-glow-pulse;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}@keyframes zodiac-glow-pulse{0%,to{opacity:.3;transform:translate(-50%,-50%)scale(1)}50%{opacity:.5;transform:translate(-50%,-50%)scale(1.2)}}._tet-zodiac{z-index:2;object-fit:contain;filter:drop-shadow(0 4px 10px #0006);width:80px;height:80px;animation:3s ease-in-out infinite zodiac-float;position:relative}@keyframes zodiac-float{0%,to{transform:translateY(0)}50%{transform:translateY(-5px)}}._tet-title{color:var(--tet-text);text-shadow:0 2px 10px #0000004d;margin:0;font-size:2.25rem;font-weight:700}._tet-subtitle{color:var(--tet-secondary);margin-top:.5rem;font-size:1.125rem;font-weight:500}._tet-countdown{justify-content:center;gap:1rem;margin-bottom:1.5rem;display:flex}._tet-unit{flex-direction:column;align-items:center;gap:.75rem;display:flex}._tet-card{background:var(--tet-card-bg);width:90px;height:90px;box-shadow:var(--tet-card-shadow);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:2px solid #fbbf2466;border-radius:16px;justify-content:center;align-items:center;display:flex}._tet-value{font-size:2.25rem;font-weight:700;font-family:var(--main-font-mono);color:var(--tet-secondary)}._tet-label{color:var(--tet-text-muted);text-transform:uppercase;letter-spacing:.05em;font-size:.875rem;font-weight:500}._tet-date{color:var(--tet-text-muted);margin-bottom:1rem;font-size:1rem}._tet-message{color:var(--tet-text);border-radius:var(--main-radius);-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);background:#ffffff1a;max-width:500px;margin:1.5rem auto 0;padding:1rem 1.5rem;font-size:1.125rem;font-style:italic}._tet-completed{z-index:10;text-align:center;padding:3rem 2rem;position:relative}._tet-completed-icon{margin-bottom:1.5rem;font-size:5rem;animation:1s ease-in-out infinite tet-bounce}@keyframes tet-bounce{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}._tet-completed-title{color:var(--tet-text);margin:0 0 1rem;font-size:2.5rem;font-weight:700}._tet-completed-message{color:var(--tet-secondary);margin:0;font-size:1.25rem;font-weight:500}._tet-toolbar{max-width:700px;margin-top:1rem;margin-left:auto;margin-right:auto}._tet-toolbar-inner{background:var(--tet-toolbar-bg);border-radius:var(--main-radius-lg);box-shadow:var(--main-shadow-sm);justify-content:space-between;align-items:center;gap:1rem;padding:.625rem 1rem;display:flex}._tet-toolbar-selects{align-items:center;gap:.75rem;display:flex}._tet-select-group{align-items:center;gap:.375rem;display:flex}._tet-select-label{color:var(--tet-toolbar-muted);align-items:center;display:flex}._tet-select-label svg{width:14px;height:14px}._tet-select{border-style:solid;border-width:1px;border-color:var(--tet-toolbar-border);border-radius:var(--main-radius);color:var(--tet-toolbar-text);cursor:pointer;-webkit-appearance:none;appearance:none;background:#f3f4f6 url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 12 12'%3E%3Cpath fill='%236b7280' d='M6 8L2 4h8z'/%3E%3C/svg%3E") right .5rem center no-repeat;padding:.5rem 1.75rem .5rem .625rem;font-family:inherit;font-size:.8125rem;transition:border-color .15s,box-shadow .15s}._tet-select:hover,._tet-select:focus{border-color:var(--tet-primary);outline:none}._tet-toolbar-right{align-items:center;gap:.75rem;display:flex}._tet-create-btn{background:var(--tet-primary);color:#fff;border-radius:var(--main-radius);cursor:pointer;border:none;align-items:center;gap:.5rem;padding:.5rem 1rem;font-size:.8125rem;font-weight:500;transition:opacity .2s;display:flex}._tet-create-btn:hover{opacity:.9}._tet-create-btn svg{width:14px;height:14px}._tet-create-panel{background:var(--tet-toolbar-bg);border-radius:var(--main-radius-lg);box-shadow:var(--main-shadow);margin-top:1rem;overflow:hidden}._tet-create-form{padding:1.5rem}._tet-form-group{margin-bottom:1rem}._tet-form-group:last-of-type{margin-bottom:1.5rem}._tet-form-label{color:var(--tet-toolbar-text);margin-bottom:.5rem;font-size:.875rem;font-weight:500;display:block}._tet-form-optional{color:var(--tet-toolbar-muted);font-weight:400}._tet-form-input,._tet-form-textarea{border-style:solid;border-width:1px;border-color:var(--tet-toolbar-border);border-radius:var(--main-radius);width:100%;color:var(--tet-toolbar-text);background:#f9fafb;padding:.75rem 1rem;font-family:inherit;font-size:.9375rem;transition:border-color .2s,box-shadow .2s}._tet-form-input:focus,._tet-form-textarea:focus{border-color:var(--tet-primary);outline:none;box-shadow:0 0 0 3px #dc26261a}._tet-form-textarea{resize:none}._tet-form-actions{justify-content:flex-end;gap:.75rem;display:flex}._tet-form-btn{border-radius:var(--main-radius);cursor:pointer;border:none;align-items:center;gap:.5rem;padding:.625rem 1.25rem;font-size:.875rem;font-weight:500;transition:opacity .2s,background .2s;display:inline-flex}._tet-form-btn--cancel{color:var(--tet-toolbar-muted);background:0 0}._tet-form-btn--cancel:hover{background:#0000000d}._tet-form-btn--primary{background:var(--tet-primary);color:#fff}._tet-form-btn--primary:hover{opacity:.9}._tet-form-btn--secondary{color:var(--tet-toolbar-text);background:#f3f4f6}._tet-form-btn--secondary:hover{background:#e5e7eb}._tet-link-result{border-top-style:solid;border-top-width:1px;border-top-color:var(--tet-toolbar-border);background:#f9fafb;padding:1.5rem}._tet-link-success{color:#16a34a;align-items:center;gap:.5rem;margin-bottom:1rem;font-weight:500;display:flex}._tet-link-box{gap:.5rem;margin-bottom:1rem;display:flex}._tet-link-input{font-size:.875rem;font-family:var(--main-font-mono);background:var(--tet-toolbar-bg);border-style:solid;border-width:1px;border-color:var(--tet-toolbar-border);border-radius:var(--main-radius);color:var(--tet-toolbar-text);flex:1;padding:.75rem 1rem}._tet-link-copy{background:var(--tet-primary);color:#fff;border-radius:var(--main-radius);cursor:pointer;border:none;justify-content:center;align-items:center;width:44px;padding:0;transition:opacity .2s;display:flex}._tet-link-copy:hover{opacity:.9}._tet-link-actions{justify-content:center;display:flex}.site-header{z-index:1000;transition:transform .3s;top:0;left:0;right:0;transform:translateY(-100%);position:fixed!important}.site-header.header-visible{transform:translateY(0)}body,.site-content{padding-top:0!important}body.app-fullscreen-mode ._tet-toolbar{display:none!important}body.app-fullscreen-mode ._tet-container{justify-content:center;align-items:center;min-height:100vh;display:flex}._tet-lantern-string{z-index:5;gap:3rem;padding-top:10px;display:flex;position:absolute;top:0;left:50%;transform:translate(-50%)}._tet-lantern-wrap{animation:.8s ease-out forwards lantern-appear;animation-delay:var(--lantern-delay,0s);opacity:0;flex-direction:column;align-items:center;display:flex;transform:translateY(-20px)}@keyframes lantern-appear{to{opacity:1;transform:translateY(0)}}._tet-lantern-rope{background:linear-gradient(#d4af37 0%,#92400e 100%);width:2px;height:15px}._tet-lantern-item{animation:3s ease-in-out infinite lantern-swing;animation-delay:var(--lantern-delay,0s);flex-direction:column;align-items:center;display:flex}@keyframes lantern-swing{0%,to{transform:rotate(-5deg)}50%{transform:rotate(5deg)}}._tet-lantern-top{background:linear-gradient(#fbbf24 0%,#d97706 100%);border-radius:3px 3px 0 0;width:18px;height:6px}._tet-lantern-body{background:linear-gradient(#ef4444 0%,#dc2626 30%,#b91c1c 70%,#991b1b 100%);border-radius:8px;justify-content:center;align-items:center;width:32px;height:40px;display:flex;position:relative;box-shadow:0 4px 15px #dc262680,inset 0 0 20px #fed7aa4d}._tet-lantern-body:before{content:"";background:linear-gradient(#ffffff4d,#0000);border-radius:4px 4px 0 0;height:8px;position:absolute;top:4px;left:4px;right:4px}._tet-lantern-char{color:#fbbf24;text-shadow:0 0 10px #fbbf24cc;font-size:14px;font-weight:700}._tet-lantern-tassel{background:linear-gradient(#fbbf24 0%,#d97706 50%,#fbbf24 100%);width:2px;height:12px;position:relative}._tet-lantern-tassel:after{content:"";background:radial-gradient(circle,#fbbf24,#d97706);border-radius:0 0 50% 50%;width:8px;height:8px;position:absolute;bottom:0;left:50%;transform:translate(-50%)}._tet-lixi-envelope{width:50px;height:80px;transform:rotate(var(--lixi-rotate,0deg));animation:4s ease-in-out infinite lixi-float;animation-delay:var(--lixi-delay,0s);z-index:4;position:absolute}@keyframes lixi-float{0%,to{transform:rotate(var(--lixi-rotate,0deg)) translateY(0)}50%{transform:rotate(calc(var(--lixi-rotate,0deg) + 5deg)) translateY(-15px)}}._tet-lixi-body{width:100%;height:100%;position:relative}._tet-lixi-front{background:linear-gradient(#ef4444 0%,#dc2626 30%,#b91c1c 70%,#991b1b 100%);border-radius:4px;justify-content:center;align-items:center;width:100%;height:100%;display:flex;position:relative;overflow:hidden;box-shadow:0 4px 20px #0000004d,inset 0 0 30px #fed7aa1a}._tet-lixi-front:before{content:"";background:linear-gradient(#ffffff26,#0000);height:30%;position:absolute;top:0;left:0;right:0}._tet-lixi-flap{transform-origin:top;clip-path:polygon(0 0,100% 0,85% 100%,15% 100%);background:linear-gradient(#fbbf24 0%,#d97706 100%);border-radius:4px 4px 0 0;height:25px;position:absolute;top:0;left:0;right:0}._tet-lixi-char{color:#fbbf24;text-shadow:0 0 10px #fbbf24cc,0 2px 4px #0000004d;z-index:1;white-space:nowrap;font-size:14px;font-weight:700}._tet-lixi-pattern{background:linear-gradient(90deg,#0000,#fbbf24,#0000);border-radius:2px;width:30px;height:3px;position:absolute;bottom:8px;left:50%;transform:translate(-50%)}._tet-caudoi{z-index:4;position:absolute;top:12%}._tet-caudoi--left{left:1%}._tet-caudoi--right{right:1%}._tet-caudoi-scroll{opacity:0;background:linear-gradient(#dc2626 0%,#b91c1c 50%,#991b1b 100%);border-radius:6px;width:52px;padding:14px 6px;animation:1s ease-out forwards caudoi-appear;position:relative;transform:translateY(-20px);box-shadow:0 4px 20px #0000004d,inset 0 0 20px #fed7aa1a}@keyframes caudoi-appear{to{opacity:1;transform:translateY(0)}}._tet-caudoi-scroll:before,._tet-caudoi-scroll:after{content:"";background:linear-gradient(#fbbf24 0%,#d97706 100%);border-radius:3px;width:62px;height:10px;position:absolute;left:50%;transform:translate(-50%)}._tet-caudoi-scroll:before{top:-5px}._tet-caudoi-scroll:after{bottom:-5px}._tet-caudoi-text{flex-direction:column;align-items:center;gap:6px;display:flex}._tet-caudoi-text span{color:#fbbf24;text-shadow:0 0 8px #fbbf2499;white-space:nowrap;font-size:13px;font-weight:700}._tet-mam-ngu-qua{z-index:4;background:linear-gradient(#8b4513cc 0%,#654321e6 100%);border-radius:50% 50% 10% 10%/30% 30% 10% 10%;gap:.5rem;padding:.75rem 1.5rem;display:flex;position:absolute;bottom:3%;left:50%;transform:translate(-50%);box-shadow:0 4px 20px #0006,inset 0 -5px 15px #0000004d}._tet-fruit{animation:2s ease-in-out infinite fruit-bounce;animation-delay:var(--fruit-delay,0s);filter:drop-shadow(0 2px 4px #0000004d);font-size:1.5rem}@keyframes fruit-bounce{0%,to{transform:translateY(0)}50%{transform:translateY(-5px)}}._tet-firework-burst{width:4px;height:4px;animation:4s ease-out infinite firework-launch;animation-delay:var(--firework-delay,0s);z-index:6;position:absolute}@keyframes firework-launch{0%,to{opacity:0;transform:scale(0)}10%{opacity:1;transform:scale(.5)}30%{opacity:1;transform:scale(1)}60%{opacity:.5;transform:scale(1.5)}80%{opacity:0;transform:scale(2)}}._tet-firework-particle{background:var(--firework-color,#fbbf24);width:4px;height:4px;transform:rotate(var(--particle-angle,0deg)) translateY(-30px);animation:4s ease-out infinite firework-particle-burst;animation-delay:inherit;box-shadow:0 0 6px var(--firework-color,#fbbf24), 0 0 12px var(--firework-color,#fbbf24);border-radius:50%;position:absolute}@keyframes firework-particle-burst{0%,10%{transform:rotate(var(--particle-angle,0deg)) translateY(0);opacity:0}30%{transform:rotate(var(--particle-angle,0deg)) translateY(-40px);opacity:1}60%{transform:rotate(var(--particle-angle,0deg)) translateY(-60px);opacity:.6}80%,to{transform:rotate(var(--particle-angle,0deg)) translateY(-80px);opacity:0}}._tet-shimmer-overlay{pointer-events:none;z-index:0;position:absolute;top:0;bottom:0;left:0;right:0}@media (max-width:768px){._tet-lantern-string{gap:1.5rem}._tet-lantern-body{width:26px;height:32px}._tet-lantern-char{font-size:11px}._tet-lixi-envelope{width:40px;height:65px}._tet-lixi-char{font-size:12px}._tet-caudoi{display:none}._tet-mam-ngu-qua{padding:.5rem 1rem}._tet-fruit{font-size:1.25rem}._tet-firework-burst:nth-child(n+6){display:none}}@media (max-width:640px){._tet-container{min-height:380px;padding:1.5rem 1rem}._tet-countdown{gap:.5rem}._tet-card{border-radius:12px;width:70px;height:70px}._tet-value{font-size:1.75rem}._tet-label{font-size:.75rem}._tet-title{font-size:1.75rem}._tet-zodiac-wrapper{width:110px;height:110px}._tet-zodiac{width:65px;height:65px}._tet-zodiac-glow{width:70px;height:70px}._tet-toolbar-inner{flex-direction:column;gap:.625rem}._tet-toolbar-selects{flex-direction:column;gap:.5rem;width:100%}._tet-select-group{width:100%}._tet-select{flex:1}._tet-toolbar-right{width:100%}._tet-create-btn{justify-content:center;width:100%}._tet-form-actions{flex-direction:column}._tet-form-btn{justify-content:center;width:100%}._tet-lixi-envelope,._tet-mam-ngu-qua,._tet-firework-burst:nth-child(n+4){display:none}}@media (max-width:480px){._tet-lantern-string{gap:.75rem}._tet-lantern-wrap:nth-child(n+4){display:none}._tet-lantern-body{width:22px;height:28px}._tet-lantern-char{font-size:9px}}