html,body,div,span,applet,object,iframe,h1,h2,h3,h4,h5,h6,p,blockquote,pre,a,abbr,acronym,address,big,cite,code,del,dfn,em,img,ins,kbd,q,s,samp,small,strike,strong,sub,sup,tt,var,b,u,i,center,dl,dt,dd,ol,ul,li,fieldset,form,label,legend,table,caption,tbody,tfoot,thead,tr,th,td,article,aside,canvas,details,embed,figure,figcaption,footer,header,hgroup,menu,nav,output,ruby,section,summary,time,mark,audio,video{margin:0;padding:0;border:0;font-size:100%;font:inherit;vertical-align:baseline}article,aside,details,figcaption,figure,footer,header,hgroup,menu,nav,section{display:block}body{line-height:1}ol,ul{list-style:none}blockquote,q{quotes:none}blockquote:before,blockquote:after,q:before,q:after{content:"";content:none}table{border-collapse:collapse;border-spacing:0}@tailwind base;@tailwind components;@tailwind utilities;body{margin:0;background-color:var(--bg-primary, #f8f8f8);width:100%;min-height:100vh;color:var(--text-secondary, #374151);font-family:sans-serif}.home-container{min-height:100vh;display:flex;flex-direction:column;background:radial-gradient(1200px 600px at 10% 10%,var(--bg-gradient-1),rgba(255,255,255,0) 60%),radial-gradient(1000px 500px at 90% 0%,var(--bg-gradient-2),rgba(255,255,255,0) 60%),var(--bg-primary);color:var(--text-secondary);transition:background .3s ease,color .3s ease}.home-header{position:sticky;top:0;-webkit-backdrop-filter:saturate(180%) blur(8px);backdrop-filter:saturate(180%) blur(8px);background:var(--header-bg);border-bottom:1px solid var(--header-border);z-index:10;padding:0 24px}.header-content{max-width:1200px;margin:0 auto;height:64px;display:flex;align-items:center;justify-content:flex-end;gap:20px}.brand{display:flex;align-items:center;gap:12px;font-weight:800;color:var(--text-secondary);cursor:pointer;margin-right:auto}.brand-icon{width:40px;height:40px;border-radius:10px;background:linear-gradient(135deg,#2563eb,#7c3aed);display:flex;align-items:center;justify-content:center;font-size:20px}.brand-title{font-size:20px;font-weight:700;margin:0;color:var(--text-primary)}.header-actions{display:flex;gap:10px;margin-left:auto}.header-btn{padding:10px 16px;border:1px solid var(--btn-border);background:var(--btn-bg);border-radius:10px;font-size:14px;font-weight:700;color:var(--text-secondary);cursor:pointer;transition:transform .08s ease,box-shadow .2s ease,background-color .2s ease,border-color .2s ease}.header-btn:hover{transform:translateY(-1px);background:var(--btn-hover-bg);border-color:var(--btn-hover-border)}.home-main{max-width:1200px;margin:0 auto;padding:48px 24px}.greeting{margin-bottom:40px;text-align:center}.greeting-title{font-size:clamp(28px,5vw,42px);font-weight:900;line-height:1.1;margin:0 0 12px;color:var(--text-primary)}.greeting-subtitle{font-size:16px;color:var(--text-tertiary);margin:0;line-height:1.6}.stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:40px}.stat-card{background:linear-gradient(180deg,var(--card-bg-from),var(--card-bg-to));border:1px solid var(--card-border);border-radius:16px;padding:24px;display:flex;align-items:center;gap:16px;transition:transform .2s,box-shadow .2s,background .2s}.stat-card:hover{transform:translateY(-2px);background:linear-gradient(180deg,var(--card-hover-bg-from),var(--card-hover-bg-to));box-shadow:var(--shadow-md)}.stat-icon{width:56px;height:56px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:24px;flex-shrink:0}.stat-icon.blue{background:var(--icon-blue-bg);color:var(--icon-blue-color);border:1px solid var(--icon-blue-border)}.stat-icon.green{background:var(--icon-green-bg);color:var(--icon-green-color);border:1px solid var(--icon-green-border)}.stat-icon.orange{background:var(--icon-orange-bg);color:var(--icon-orange-color);border:1px solid var(--icon-orange-border)}.stat-content{flex:1}.stat-label{font-size:14px;color:var(--text-muted);margin:0 0 6px}.stat-value{font-size:28px;font-weight:700;color:var(--text-primary);margin:0}.action-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:48px}.action-card{background:linear-gradient(180deg,var(--card-bg-from),var(--card-bg-to));border:1px solid var(--card-border);border-radius:16px;padding:28px;cursor:pointer;transition:transform .2s,box-shadow .2s,background .2s}.action-card:hover{transform:translateY(-4px);background:linear-gradient(180deg,var(--card-hover-bg-from),var(--card-hover-bg-to));box-shadow:var(--shadow-lg)}.action-icon-box{width:64px;height:64px;border-radius:16px;display:flex;align-items:center;justify-content:center;font-size:28px;margin-bottom:16px}.action-icon-box.green{background:linear-gradient(135deg,#10b981,#059669);box-shadow:0 6px 18px #10b98159}.action-icon-box.yellow{background:linear-gradient(135deg,#fbbf24,#f59e0b);box-shadow:0 6px 18px #fbbf2459}.action-icon-box.blue{background:linear-gradient(135deg,#3b82f6,#2563eb);box-shadow:0 6px 18px #3b82f659}.action-title{font-size:20px;font-weight:700;color:var(--text-primary);margin:0 0 8px}.action-desc{font-size:14px;color:var(--text-tertiary);margin:0 0 20px;line-height:1.5}.action-btn{display:inline-flex;align-items:center;gap:6px;padding:10px 20px;background:var(--btn-bg);border:1px solid var(--btn-border);border-radius:10px;font-size:14px;font-weight:700;color:var(--text-secondary);cursor:pointer;transition:all .2s}.action-card:hover .action-btn{background:var(--btn-hover-bg);border-color:var(--btn-hover-border);color:var(--text-primary)}.recent-activity{background:linear-gradient(180deg,var(--card-bg-from),var(--card-bg-to));border:1px solid var(--card-border);border-radius:20px;padding:28px}.section-title{font-size:22px;font-weight:800;color:var(--text-primary);margin:0 0 20px;display:flex;align-items:center;gap:10px}.section-title:before{content:"📋";font-size:20px}.activity-list{display:flex;flex-direction:column;gap:12px}.activity-item{display:flex;align-items:center;gap:16px;padding:16px 20px;background:var(--bg-secondary);border:1px solid var(--card-border);border-radius:14px;transition:all .2s ease}.activity-item:hover{transform:translate(4px);background:var(--card-hover-bg-from);border-color:var(--btn-hover-border);box-shadow:0 4px 12px #00000026}.activity-dot{display:none}.activity-title{font-size:15px;font-weight:600;color:var(--text-primary);margin:0 0 4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.activity-time{font-size:13px;color:var(--text-muted);margin:0;display:flex;align-items:center;gap:6px}.activity-time:before{content:"🕐";font-size:12px}.activity-list:empty:after{content:"아직 학습 활동이 없습니다. 지금 시작해보세요!";display:block;text-align:center;padding:40px 20px;color:var(--text-muted);font-size:14px}@media (max-width: 1024px){.stats-grid,.action-grid{grid-template-columns:1fr}}@media (max-width: 768px){.home-main{padding:24px 16px}.greeting-title{font-size:24px}.header-content{padding:0 16px}.header-actions{flex-direction:column;gap:8px}}.select-root{display:flex;flex-direction:column;min-height:100vh;background:radial-gradient(1200px 600px at 10% 10%,var(--bg-gradient-1),rgba(255,255,255,0) 60%),radial-gradient(1000px 500px at 90% 0%,var(--bg-gradient-2),rgba(255,255,255,0) 60%),var(--bg-primary);color:var(--text-secondary);font-family:system-ui,-apple-system,Segoe UI,Roboto,Noto Sans KR,Arial,Apple SD Gothic Neo,sans-serif;transition:background .3s ease,color .3s ease}.select-header{position:sticky;top:0;-webkit-backdrop-filter:saturate(180%) blur(8px);backdrop-filter:saturate(180%) blur(8px);background:var(--header-bg);border-bottom:1px solid var(--header-border);z-index:10}.header-inner{height:72px;max-width:1280px;margin:0 auto;padding:0 24px;display:flex;align-items:center;justify-content:space-between}.icon-back,.link-home{height:44px;padding:0 20px;border:2px solid var(--btn-border);background:var(--btn-bg);color:var(--text-primary);font-size:15px;font-weight:700;border-radius:12px;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);display:inline-flex;align-items:center;justify-content:center;gap:8px;box-shadow:0 2px 8px #0000000d;position:relative;overflow:hidden}.icon-back:before,.link-home:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(99,102,241,.1),transparent);transition:left .5s}.icon-back:hover:before,.link-home:hover:before{left:100%}.icon-back:hover,.link-home:hover{background:linear-gradient(135deg,#6366f11a,#8b5cf61a);border-color:#6366f166;transform:translateY(-2px);box-shadow:0 6px 20px #6366f133}.icon-back:active,.link-home:active{transform:translateY(0);box-shadow:0 2px 8px #0000001a}.brand{display:flex;align-items:center;gap:12px;font-weight:800;position:absolute;left:50%;transform:translate(-50%)}.brand-icon{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;font-size:20px;color:#fff;background:linear-gradient(135deg,#6366f1,#8b5cf6);box-shadow:0 4px 12px #6366f14d;transition:all .3s ease}.brand-icon:hover{transform:rotate(-5deg) scale(1.05);box-shadow:0 6px 20px #6366f166}.brand-title{font-weight:800;font-size:22px;color:var(--text-primary);letter-spacing:-.5px}.select-body{display:flex;justify-content:center;padding:32px 0}.container{max-width:896px;width:100%;padding:32px}.section-head{margin-bottom:40px;text-align:center}.title{font-size:36px;line-height:1.1;font-weight:900;margin:0 0 12px;color:var(--text-primary)}.subtitle{color:var(--text-tertiary);margin:0;line-height:1.6}.block{margin-bottom:40px}.block-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.block-title{font-size:20px;font-weight:700;margin:0;color:var(--text-primary)}.hide-toggle{border:1px solid var(--btn-border);border-radius:8px;padding:6px 12px;font-size:12px;font-weight:700;color:var(--text-secondary);background:var(--btn-bg);cursor:pointer;transition:all .2s}.hide-toggle:hover{background:var(--btn-hover-bg);border-color:var(--btn-hover-border)}.hide-toggle.on{color:#93c5fd;border-color:#93c5fd66;background:#2563eb26}.hide-toggle.off{color:var(--text-muted)}.card-grid{display:flex;flex-wrap:wrap;gap:16px}.subject-card{box-sizing:border-box;width:calc((100% - 32px) / 3);min-width:240px;height:140px;padding:26px;display:flex;flex-direction:column;gap:16px;align-items:flex-start;background:linear-gradient(180deg,var(--card-bg-from),var(--card-bg-to));border:2px solid var(--card-border);border-radius:16px;cursor:pointer;transition:all .2s}.subject-card:hover{border-color:var(--btn-hover-border);background:linear-gradient(180deg,var(--card-hover-bg-from),var(--card-hover-bg-to));box-shadow:var(--shadow-md);transform:translateY(-2px)}.subject-card.active{border-color:#6366f1;background:linear-gradient(180deg,#6366f126,#6366f114);box-shadow:0 0 0 3px #6366f140}.subject-icon{width:48px;height:48px;border-radius:12px}.subject-icon.blue{background:linear-gradient(135deg,#2563eb,#1d4ed8);box-shadow:0 4px 12px #2563eb66}.subject-icon.green{background:linear-gradient(135deg,#10b981,#059669);box-shadow:0 4px 12px #10b98166}.subject-icon.purple{background:linear-gradient(135deg,#a855f7,#9333ea);box-shadow:0 4px 12px #a855f766}.subject-title{font-weight:600;color:var(--text-primary)}.pill-grid{display:flex;flex-wrap:wrap;gap:16px}.pill{box-sizing:border-box;width:calc((100% - 32px) / 3);min-width:240px;height:84px;padding:18px;background:linear-gradient(180deg,var(--card-bg-from),var(--card-bg-to));border:2px solid var(--card-border);border-radius:12px;display:flex;flex-direction:column;align-items:flex-start;gap:4px;cursor:pointer;transition:all .2s}.pill:hover{border-color:var(--btn-hover-border);background:linear-gradient(180deg,var(--card-hover-bg-from),var(--card-hover-bg-to));transform:translateY(-2px)}.pill.active{border-color:#6366f1;background:linear-gradient(180deg,#6366f126,#6366f114);box-shadow:0 0 0 3px #6366f140}.pill-title{font-weight:600;font-size:16px;color:var(--text-primary)}.pill-desc{color:var(--text-tertiary);font-size:14px}.mode-grid{display:flex;gap:16px;flex-wrap:wrap}.mode-card{box-sizing:border-box;width:calc((100% - 16px)/2);min-width:280px;height:84px;padding:18px;background:linear-gradient(180deg,var(--card-bg-from),var(--card-bg-to));border:2px solid var(--card-border);border-radius:12px;display:flex;flex-direction:column;gap:4px;align-items:flex-start;cursor:pointer;transition:all .2s}.mode-card:hover{border-color:var(--btn-hover-border);background:linear-gradient(180deg,var(--card-hover-bg-from),var(--card-hover-bg-to));transform:translateY(-2px)}.mode-card.highlight{background:linear-gradient(180deg,#a855f726,#a855f714);border-color:#a855f766}.mode-card.active{border-color:#6366f1;background:linear-gradient(180deg,#6366f126,#6366f114);box-shadow:0 0 0 3px #6366f140}.mode-title{font-weight:600;font-size:16px;color:var(--text-primary)}.mode-desc{color:var(--text-secondary);font-size:14px;margin-top:4px}.alert-overlay{position:fixed;inset:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;animation:fadeIn .2s ease-out}.alert-box{background:var(--bg-primary);border:1px solid var(--card-border);border-radius:16px;padding:24px 32px;text-align:center;box-shadow:0 8px 32px #0000001a;animation:slideUp .3s ease-out}.alert-box p{margin:8px 0;color:var(--text-primary)}.alert-box p:last-child{color:var(--text-secondary);font-size:14px}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.time-box{border:1px solid var(--card-border);border-radius:12px;background:linear-gradient(180deg,var(--card-bg-from),var(--card-bg-to));padding:25px}.time-row{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.time-label{color:var(--text-secondary);font-weight:500}.time-value{color:var(--time-value-color);font-weight:700;font-size:20px}.time-range{width:100%;appearance:none;height:8px;background:var(--slider-track-bg);border-radius:8px;outline:none}.time-range::-webkit-slider-thumb{appearance:none;width:18px;height:18px;border-radius:50%;background:var(--slider-thumb-bg);border:2px solid var(--slider-thumb-border);box-shadow:0 0 0 3px var(--slider-thumb-shadow);cursor:pointer}.time-range::-webkit-slider-thumb:hover{background:#1d4ed8;box-shadow:0 0 0 4px var(--slider-thumb-shadow)}.time-minmax{display:flex;justify-content:space-between;color:var(--text-muted);font-size:14px;margin-top:8px}.action-row{display:flex;justify-content:center;margin-top:48px}.btn-start{min-width:200px;height:56px;padding:16px 32px;border-radius:12px;border:0;font-weight:700;font-size:16px;color:#fff;cursor:pointer;background:linear-gradient(135deg,#2563eb,#7c3aed);box-shadow:0 6px 18px #2563eb59;transition:transform .08s ease,opacity .2s;opacity:.5}.btn-start.on{opacity:1}.btn-start.on:hover{transform:translateY(-2px);box-shadow:0 8px 24px #2563eb73}.btn-start.on:active{transform:translateY(0)}.btn-start.off{cursor:not-allowed}@media (max-width: 980px){.header-inner{padding:0 24px}.subject-card,.pill,.mode-card{width:100%}.container{padding:24px 16px}}.continue-study-page{min-height:100vh;width:100%;overflow-x:hidden;display:flex;flex-direction:column;align-items:center;padding:48px 24px;box-sizing:border-box}.continue-study-page.dark{background:radial-gradient(1200px 600px at 50% 0%,var(--bg-gradient-1),rgba(30,41,59,.7) 60%),radial-gradient(1000px 500px at 50% 100%,var(--bg-gradient-2),rgba(30,41,59,.7) 60%),var(--bg-primary)}.continue-study-page.light{background:radial-gradient(1200px 600px at 50% 0%,#f3f4f6 60%,#fff),radial-gradient(1000px 500px at 50% 100%,#e0e7ef 60%,#fff),#fff}.continue-card.dark{background:linear-gradient(180deg,#1e293b 80%,#334155);color:#e5e7eb;border:1px solid #334155}.continue-card.light{background:linear-gradient(180deg,#f8fafc 80%,#e0e7ef);color:#222;border:1px solid #e0e7ef}.continue-study-empty.dark{background:#1e293b;color:#e5e7eb}.continue-study-empty.light{background:#f8fafc;color:#222}.action-btn{background:linear-gradient(135deg,#6366f1,#8b5cf6);color:#fff;border:none;box-shadow:0 4px 16px #6366f14d;font-weight:700;font-size:15px;border-radius:12px;padding:14px 28px;transition:all .3s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden;display:inline-flex;align-items:center;justify-content:center;gap:8px}.action-btn:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);transition:left .5s}.action-btn:hover:before{left:100%}.action-btn:hover{background:linear-gradient(135deg,#8b5cf6,#6366f1);box-shadow:0 8px 24px #6366f166;transform:translateY(-3px)}.continue-title{font-size:clamp(28px,5vw,42px);font-weight:900;line-height:1.1;margin:0 0 12px;color:var(--text-primary);text-align:center}.continue-desc{font-size:16px;color:var(--text-tertiary);margin:0 0 32px;text-align:center;line-height:1.6}.continue-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(340px,480px));gap:32px;margin-bottom:40px;justify-content:center;width:100%;max-width:1400px}.continue-card{background:linear-gradient(180deg,var(--card-bg-from),var(--card-bg-to));border:1px solid var(--card-border);border-radius:20px;padding:32px;display:flex;flex-direction:column;gap:20px;box-shadow:0 4px 16px #00000014;transition:all .3s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden}.continue-card:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,#6366f1,#8b5cf6,#a855f7);opacity:0;transition:opacity .3s ease}.continue-card:hover:before{opacity:1}.continue-card:hover{transform:translateY(-6px);background:linear-gradient(180deg,var(--card-hover-bg-from),var(--card-hover-bg-to));box-shadow:0 12px 32px #00000026;border-color:#6366f14d}.delete-btn{position:absolute;top:16px;right:16px;width:36px;height:36px;border-radius:10px;border:2px solid transparent;background:#ef44441a;color:#ef4444;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .3s ease;z-index:2}.delete-btn:hover{background:linear-gradient(135deg,#ef4444,#dc2626);color:#fff;border-color:transparent;transform:scale(1.1) rotate(5deg);box-shadow:0 4px 16px #ef444466}.mode-icon-wrapper{width:56px;height:56px;border-radius:14px;display:flex;align-items:center;justify-content:center;color:#fff;box-shadow:0 4px 16px #00000026;margin-bottom:8px}.mode-badge{display:inline-block;padding:4px 10px;border-radius:8px;font-size:12px;font-weight:700;color:#fff;text-transform:uppercase;letter-spacing:.5px}.difficulty-badge-wrapper{display:flex;align-items:center;gap:12px;margin-bottom:12px}.difficulty-badge{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:10px;font-size:14px;font-weight:700;color:var(--text-primary);background:var(--bg-secondary);border:2px solid var(--card-border)}.continue-card-header{margin-bottom:12px}.continue-subject{display:flex;align-items:center;gap:10px;font-size:1.1rem;font-weight:700;margin-bottom:12px;flex-wrap:wrap}.subject-badge{display:inline-block;padding:6px 14px;border-radius:10px;font-size:14px;font-weight:800;color:#fff;background:#6366f1;box-shadow:0 2px 8px #6366f14d;text-transform:uppercase;letter-spacing:.5px}.subject-badge.초급{background:linear-gradient(135deg,#22c55e,#16a34a);box-shadow:0 2px 8px #22c55e4d}.subject-badge.중급{background:linear-gradient(135deg,#f59e0b,#d97706);box-shadow:0 2px 8px #f59e0b4d}.subject-badge.고급{background:linear-gradient(135deg,#ef4444,#dc2626);box-shadow:0 2px 8px #ef44444d}.continue-date{color:var(--text-secondary);font-size:.95rem;font-weight:400}.continue-progress-label{color:var(--text-secondary);font-size:.98rem;margin-bottom:2px}.continue-progress-bar{width:100%;height:10px;background:var(--slider-track-bg);border-radius:10px;overflow:hidden;margin-bottom:6px;box-shadow:inset 0 2px 4px #0000001a}.continue-progress-inner{height:100%;background:linear-gradient(90deg,#3b82f6,#6366f1,#8b5cf6);border-radius:10px;transition:width .4s cubic-bezier(.4,0,.2,1);box-shadow:0 0 10px #6366f166;position:relative}.continue-progress-inner:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,.3),transparent);animation:shimmer 2s infinite}.continue-progress-info{display:flex;justify-content:space-between;color:var(--text-secondary);font-size:.98rem;margin-bottom:4px}.continue-card-body{margin-bottom:8px}.continue-stats{display:flex;gap:32px}.continue-stat{background:var(--bg-secondary);border-radius:12px;padding:16px 20px;text-align:center;flex:1;border:1px solid var(--card-border);transition:all .2s ease}.continue-stat:hover{transform:translateY(-2px);box-shadow:0 4px 12px #0000001a;border-color:#6366f14d}.stat-label{color:var(--text-secondary);font-size:13px;margin-bottom:6px;font-weight:600;text-transform:uppercase;letter-spacing:.5px}.stat-value{font-size:1.5rem;font-weight:800;color:var(--text-primary);background:linear-gradient(135deg,#6366f1,#8b5cf6);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.continue-card-footer{display:flex;justify-content:flex-end}.continue-actions{display:flex;justify-content:center;gap:16px;margin-top:24px}.continue-study-empty{max-width:600px;width:100%;margin:auto;text-align:center;background:var(--bg-secondary);border-radius:20px;padding:60px 40px;box-shadow:var(--shadow-lg);animation:fadeInUp .6s ease-out}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}.empty-icon-wrapper{display:inline-flex;align-items:center;justify-content:center;width:100px;height:100px;background:linear-gradient(135deg,#6366f1,#7c3aed);border-radius:50%;margin-bottom:24px;animation:pulse 2s ease-in-out infinite;box-shadow:0 8px 32px #6366f14d}@keyframes pulse{0%,to{transform:scale(1);box-shadow:0 8px 32px #6366f14d}50%{transform:scale(1.05);box-shadow:0 12px 40px #6366f166}}.empty-icon{width:50px;height:50px;color:#fff;stroke-width:2.5}.empty-title{font-size:28px;font-weight:800;color:var(--text-primary);margin:0 0 16px;line-height:1.3}.empty-description{font-size:16px;color:var(--text-secondary);margin:0 0 32px;line-height:1.6}.continue-study-empty .btn-main{display:inline-flex;align-items:center;gap:8px;margin:0}@media (max-width: 1024px){.continue-list{grid-template-columns:1fr;gap:24px;max-width:600px}.continue-study-page{padding:32px 20px}}.header-left{display:flex;align-items:center}.btn-main{color:#fff;background:linear-gradient(135deg,#2563eb,#7c3aed);border:none;padding:12px 22px;border-radius:12px;font-weight:800;font-size:1.08rem;cursor:pointer;box-shadow:0 8px 24px #2563eb2e;transition:background .2s,box-shadow .2s,transform .1s;margin-right:18px;display:flex;align-items:center;gap:8px}.btn-main:hover{background:linear-gradient(135deg,#7c3aed,#2563eb);box-shadow:0 12px 32px #2563eb47;transform:translateY(-2px) scale(1.04)}.problem-page{min-height:100vh;display:flex;flex-direction:column;background:radial-gradient(1200px 600px at 10% 10%,var(--bg-gradient-1),rgba(255,255,255,0) 60%),radial-gradient(1000px 500px at 90% 0%,var(--bg-gradient-2),rgba(255,255,255,0) 60%),var(--bg-primary);color:var(--text-secondary);transition:background .3s ease,color .3s ease}.problem-header{position:sticky;top:0;-webkit-backdrop-filter:saturate(180%) blur(8px);backdrop-filter:saturate(180%) blur(8px);background:var(--header-bg);border-bottom:1px solid var(--header-border);z-index:10;padding:20px}.header-content{max-width:1280px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;position:relative}.brand{display:flex;align-items:center;gap:12px;font-weight:800}.brand-icon{width:32px;height:32px;border-radius:8px;display:grid;place-items:center;font-size:18px;color:#fff;background:linear-gradient(135deg,#2563eb,#7c3aed)}.brand-title{font-weight:700;font-size:20px;color:var(--text-primary)}.link-home{color:var(--text-secondary);background:var(--btn-bg);border:1px solid var(--btn-border);padding:10px 16px;border-radius:10px;font-weight:700;cursor:pointer;transition:all .2s}.link-home:hover{background:var(--btn-hover-bg);border-color:var(--btn-hover-border);transform:translateY(-1px)}.progress-container{padding:16px 0 0;width:100%}.progress-inner{max-width:1280px;margin:0 auto;width:100%}.progress-info{display:flex;justify-content:space-between;margin-bottom:10px;color:var(--text-secondary);font-weight:600;font-size:14px}.progress-bar-container{width:100%;height:10px;background:var(--slider-track-bg);border-radius:10px;overflow:hidden;box-shadow:inset 0 2px 4px #0000001a}.progress-bar{height:100%;background:linear-gradient(90deg,#3b82f6,#6366f1,#8b5cf6);border-radius:10px;transition:width .4s cubic-bezier(.4,0,.2,1);box-shadow:0 0 10px #6366f180;position:relative}.progress-bar:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,.3),transparent);animation:shimmer 2s infinite}@keyframes shimmer{0%{transform:translate(-100%)}to{transform:translate(100%)}}.problem-main{flex:1;max-width:800px;margin:0 auto;padding:32px 24px;width:100%}.question-container{background:linear-gradient(180deg,var(--card-bg-from),var(--card-bg-to));border:1px solid var(--card-border);border-radius:20px;padding:36px;margin-bottom:28px;box-shadow:0 4px 20px #00000014;transition:transform .2s ease,box-shadow .2s ease}.question-container:hover{transform:translateY(-2px);box-shadow:0 8px 28px #0000001f}.question-text{font-size:20px;font-weight:700;color:var(--text-primary);line-height:1.6;margin:0}.options-container{display:flex;flex-direction:column;gap:14px;margin-bottom:32px}.option-button{display:flex;align-items:center;gap:18px;width:100%;padding:22px;background:linear-gradient(180deg,var(--card-bg-from),var(--card-bg-to));border:2px solid var(--card-border);border-radius:16px;cursor:pointer;transition:all .25s cubic-bezier(.4,0,.2,1);text-align:left;box-shadow:0 2px 8px #0000000d}.option-button:hover{background:linear-gradient(180deg,var(--card-hover-bg-from),var(--card-hover-bg-to));border-color:var(--btn-hover-border);transform:translateY(-3px);box-shadow:0 6px 20px #0000001a}.option-button.selected{border-color:#6366f1;background:linear-gradient(180deg,#6366f133,#6366f11a);box-shadow:0 0 0 4px #6366f126,0 4px 16px #6366f133;transform:translateY(-2px)}.option-button.correct{border-color:#22c55e;background:linear-gradient(180deg,#22c55e33,#22c55e1a);box-shadow:0 0 0 4px #22c55e26,0 4px 16px #22c55e33;transform:translateY(-2px)}.option-button.wrong{border-color:#ef4444;background:linear-gradient(180deg,#ef444433,#ef44441a);box-shadow:0 0 0 4px #ef444426,0 4px 16px #ef444433;transform:translateY(-2px)}.option-index{width:36px;height:36px;background:var(--btn-bg);border:2px solid var(--btn-border);border-radius:10px;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:15px;color:var(--text-primary);flex-shrink:0;transition:all .2s ease}.option-button:hover .option-index{background:linear-gradient(135deg,#6366f1,#8b5cf6);color:#fff;border-color:transparent;transform:scale(1.1)}.option-button.selected .option-index{background:linear-gradient(135deg,#6366f1,#8b5cf6);color:#fff;border-color:transparent}.option-button.correct .option-index{background:linear-gradient(135deg,#22c55e,#16a34a);color:#fff;border-color:transparent}.option-button.wrong .option-index{background:linear-gradient(135deg,#ef4444,#dc2626);color:#fff;border-color:transparent}.option-text{flex:1;font-size:16px;color:var(--text-primary);line-height:1.6;font-weight:500}.results-container{flex:1;display:flex;align-items:flex-start;justify-content:center;padding:32px 24px;max-width:1280px;margin:0 auto;width:100%}.results-card{width:100%;max-width:800px;background:linear-gradient(180deg,var(--card-bg-from),var(--card-bg-to));border:1px solid var(--card-border);border-radius:20px;padding:40px}.results-header{text-align:center;margin-bottom:40px}.subject-info{font-size:20px;font-weight:700;color:var(--text-primary);margin-bottom:24px}.result-circle{position:relative;width:160px;height:160px;margin:0 auto}.progress-ring{transform:rotate(-90deg)}.progress-ring-bg{opacity:.2}.progress-ring-progress{transition:stroke-dashoffset .5s ease}.result-percentage{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);display:flex;align-items:baseline}.percentage-value{font-size:48px;font-weight:800;color:var(--text-primary);line-height:1}.percentage-symbol{font-size:24px;font-weight:600;color:var(--text-secondary);margin-left:2px}.score-details{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin:40px 0;padding:32px;background:var(--bg-secondary);border-radius:16px}.score-item{text-align:center;padding:16px;background:var(--bg-primary);border:1px solid var(--card-border);border-radius:12px;transition:transform .2s ease}.score-item:hover{transform:translateY(-2px)}.score-label{color:var(--text-secondary);font-size:14px;margin-bottom:8px}.score-value{font-size:32px;font-weight:700;color:var(--text-primary);line-height:1.2}.review-title{font-size:20px;font-weight:700;color:var(--text-primary);margin-bottom:24px}.review-item{background:var(--bg-secondary);border:1px solid var(--card-border);border-radius:16px;padding:24px;margin-bottom:16px;transition:all .2s ease}.review-item:hover{transform:translateY(-2px);box-shadow:0 4px 12px #0000001a}.review-number-container{display:flex;align-items:center;gap:12px}.review-number{font-size:16px;font-weight:600;color:var(--text-primary)}.review-result{display:flex;align-items:center;gap:6px;padding:4px 12px;border-radius:999px;font-size:14px;font-weight:500}.review-result.correct{background:#22c55e1a;color:#22c55e}.review-result.wrong{background:#ef44441a;color:#ef4444}.review-question{font-size:16px;color:var(--text-primary);margin:16px 0;line-height:1.6}.answer-row{display:flex;align-items:center;gap:12px;margin-bottom:8px}.answer-label{font-size:14px;color:var(--text-secondary);width:100px}.answer-value{font-weight:500;padding:4px 12px;border-radius:6px;font-size:14px}.answer-value.correct{background:#22c55e1a;color:#22c55e}.answer-value.wrong{background:#ef44441a;color:#ef4444}.review-explanation{margin-top:16px;padding:16px;background:var(--bg-primary);border:1px solid var(--card-border);border-radius:12px}.explanation-header{display:flex;align-items:center;gap:8px;font-weight:600;color:var(--text-primary);margin-bottom:8px}.explanation-content{color:var(--text-secondary);font-size:14px;line-height:1.6}.action-row{display:flex;justify-content:center;gap:16px;margin-top:32px}.btn-submit,.btn-next,.btn-previous{min-width:180px;height:56px;padding:16px 32px;border-radius:14px;border:none;font-weight:800;font-size:17px;cursor:pointer;box-shadow:0 4px 16px #6366f140;transition:all .3s cubic-bezier(.4,0,.2,1);display:inline-flex;align-items:center;justify-content:center;gap:10px;position:relative;overflow:hidden}.btn-submit:before,.btn-next:before,.btn-previous:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);transition:left .5s}.btn-submit:hover:before,.btn-next:hover:before,.btn-previous:hover:before{left:100%}.btn-submit{color:#fff;background:linear-gradient(135deg,#6366f1,#8b5cf6,#a855f7)}.btn-next{color:#fff;background:linear-gradient(135deg,#3b82f6,#6366f1,#8b5cf6)}.btn-previous{color:#fff;background:linear-gradient(135deg,#64748b,#475569,#334155)}.btn-submit:hover,.btn-next:hover{box-shadow:0 8px 28px #6366f166;transform:translateY(-2px)}.btn-previous:hover{box-shadow:0 8px 28px #64748b66;transform:translateY(-2px)}.btn-submit:active,.btn-next:active,.btn-previous:active{transform:translateY(0);box-shadow:0 2px 12px #6366f14d}.results-actions{display:flex;gap:16px;margin-top:40px}.action-button{flex:1;height:56px;border-radius:12px;font-weight:600;font-size:16px;cursor:pointer;transition:all .2s}.action-button.primary{background:linear-gradient(135deg,#2563eb,#7c3aed);color:#fff;border:0;box-shadow:0 6px 18px #2563eb59}.action-button.secondary{background:var(--btn-bg);color:var(--text-primary);border:1px solid var(--btn-border)}.action-button:hover{transform:translateY(-2px);box-shadow:0 8px 24px #2563eb40}.results-footer{position:sticky;bottom:0;z-index:20;display:flex;justify-content:center;background:linear-gradient(180deg,#0000,#00000005);padding:16px 0 28px}.results-footer-inner{width:100%;max-width:1280px;padding:0 24px;display:flex;justify-content:center}.results-actions{width:100%;max-width:800px;display:flex;gap:16px;align-items:center}.action-button{flex:1 1 48%;min-width:160px;height:56px;border-radius:12px;font-weight:700;font-size:16px;display:inline-flex;align-items:center;justify-content:center}.answer-feedback{background:var(--bg-secondary);border:2px solid var(--card-border);border-radius:20px;padding:28px;margin:28px 0;box-shadow:0 8px 24px #0000001f;animation:slideIn .4s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden}.answer-feedback:before{content:"";position:absolute;top:0;left:0;right:0;height:5px;background:linear-gradient(90deg,#6366f1,#8b5cf6)}.answer-feedback.feedback-correct:before{background:linear-gradient(90deg,#22c55e,#16a34a,#10b981)}.answer-feedback.feedback-wrong:before{background:linear-gradient(90deg,#ef4444,#dc2626,#f87171)}@keyframes slideIn{0%{opacity:0;transform:translateY(-20px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}.feedback-header{display:flex;align-items:flex-start;gap:20px;margin-bottom:20px}.feedback-icon-wrapper{width:56px;height:56px;border-radius:16px;display:flex;align-items:center;justify-content:center;flex-shrink:0;box-shadow:0 4px 16px #00000026;animation:iconPop .5s cubic-bezier(.34,1.56,.64,1)}@keyframes iconPop{0%{transform:scale(0);opacity:0}50%{transform:scale(1.1)}to{transform:scale(1);opacity:1}}.feedback-icon-wrapper.correct-icon{background:linear-gradient(135deg,#22c55e,#16a34a);color:#fff}.feedback-icon-wrapper.wrong-icon{background:linear-gradient(135deg,#ef4444,#dc2626);color:#fff}.feedback-message{flex:1}.feedback-title{font-size:24px;font-weight:800;margin-bottom:6px;line-height:1.2}.feedback-correct .feedback-title{color:#22c55e;background:linear-gradient(135deg,#22c55e,#16a34a);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.feedback-wrong .feedback-title{color:#ef4444;background:linear-gradient(135deg,#ef4444,#dc2626);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.feedback-subtitle{font-size:16px;color:var(--text-secondary);font-weight:500;line-height:1.5}.feedback-subtitle strong{color:var(--text-primary);font-weight:700;background:linear-gradient(135deg,#6366f1,#8b5cf6);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.explanation{background:var(--bg-primary);border:2px solid var(--card-border);border-left:5px solid #6366F1;border-radius:14px;padding:20px;margin-top:20px;animation:fadeIn .5s ease .2s both}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.explanation-label{display:flex;align-items:center;gap:8px;font-size:14px;font-weight:700;color:#6366f1;margin-bottom:12px;text-transform:uppercase;letter-spacing:.5px}.explanation-label svg{color:#6366f1}.explanation-text{color:var(--text-secondary);font-size:15px;line-height:1.8;font-weight:500}.timer{font-weight:700;color:var(--text-primary);font-size:20px;font-variant-numeric:tabular-nums}@media (max-width: 640px){.problem-main{padding:24px 16px}.question-container{padding:24px}.question-text{font-size:18px}.option-button{padding:16px}.results-card{padding:24px}.score-details{padding:20px;gap:12px}.score-value{font-size:24px}.review-item{padding:20px}.results-actions{flex-direction:column;gap:12px;align-items:stretch}.action-button{width:100%;flex:none}.percentage-value{font-size:40px}.percentage-symbol{font-size:20px}.header-right{display:flex;align-items:center;gap:16px}.btn-home{padding:6px 14px;font-size:.9rem;font-weight:500;border:none;border-radius:8px;background:var(--accent-color, #2563eb);color:#fff;cursor:pointer;transition:background .2s ease}.btn-home:hover{background:#1e3a8a}}.auth-root{min-height:calc(100vh - 64px);display:grid;place-items:center;background:linear-gradient(180deg,#0b1020,#0f172a);color:#e5e7eb}.auth-card{width:100%;max-width:420px;background:linear-gradient(180deg,#ffffff0f,#ffffff0a);border:1px solid rgba(255,255,255,.1);border-radius:16px;padding:20px;box-shadow:0 10px 28px #00000059}.auth-header h1{margin:0 0 6px;font-size:22px;font-weight:800;color:#f8fafc}.auth-header p{margin:0 0 14px;color:#cbd5e1}.auth-alert.error{background:#f871711a;border:1px solid rgba(248,113,113,.25);color:#fecaca;border-radius:10px;padding:10px 12px;margin-bottom:12px}.auth-form{display:grid;gap:10px;margin-bottom:12px}.auth-label{font-size:13px;color:#cbd5e1}.auth-input{width:100%;background:#02061799;border:1px solid rgba(148,163,184,.25);color:#e5e7eb;border-radius:10px;padding:10px 12px;outline:none;transition:border-color .2s ease,box-shadow .2s ease;box-sizing:border-box}.auth-input:focus{border-color:#60a5fa;box-shadow:0 0 0 4px #2563eb33}.auth-input-row{position:relative;display:flex;gap:8px}.auth-input-row .auth-input{flex:1;min-width:0}.auth-toggle{white-space:nowrap;padding:0 10px;background:#ffffff0f;border:1px solid rgba(255,255,255,.1);border-radius:10px;color:#e5e7eb;cursor:pointer;flex-shrink:0}.agree-row{display:flex;align-items:center;gap:8px;color:#cbd5e1;font-size:13px}.btn{border:1px solid transparent;border-radius:10px;padding:10px 16px;font-weight:700;cursor:pointer}.btn.primary{background:linear-gradient(135deg,#2563eb,#7c3aed);color:#fff}.btn.block{width:100%}.auth-footer{display:flex;gap:8px;justify-content:center;color:#cbd5e1}.link{color:#93c5fd;text-decoration:underline;font-weight:700}.auth-secondary-actions{display:flex;justify-content:center;margin-top:8px}.welcome-root{min-height:100vh;display:flex;flex-direction:column;background:radial-gradient(1200px 600px at 10% 10%,#2563eb1f,#fff0 60%),radial-gradient(1000px 500px at 90% 0%,#a855f71f,#fff0 60%),#0b1020;color:#e5e7eb}.welcome-container{width:100%;max-width:1080px;margin:0 auto;padding:0 20px}.welcome-nav{position:sticky;top:0;-webkit-backdrop-filter:saturate(180%) blur(8px);backdrop-filter:saturate(180%) blur(8px);background:#0b102066;border-bottom:1px solid rgba(255,255,255,.06);z-index:10}.nav-inner{height:64px;display:flex;align-items:center;justify-content:space-between}.brand{font-weight:800;font-size:25px;color:#e5e7eb;cursor:pointer}.nav-actions{display:flex;gap:10px}.welcome-hero{position:relative;display:grid;place-items:center;padding:64px 0 48px}.hero-inner{text-align:center}.hero-badge{display:inline-block;background:#22c55e26;color:#86efac;border:1px solid rgba(134,239,172,.3);border-radius:999px;padding:6px 12px;font-weight:700;font-size:12px;letter-spacing:.06em;margin-bottom:18px}.hero-title{font-size:clamp(28px,5vw,48px);font-weight:900;line-height:1.1;color:#f9fafb;margin:0 0 12px}.accent{color:#93c5fd}.hero-sub{color:#cbd5e1;max-width:740px;margin:0 auto 22px;line-height:1.6}.hero-ctas{display:flex;gap:12px;justify-content:center}.hero-footnote{margin-top:10px;font-size:13px;color:#9ca3af}.btn{border:1px solid transparent;border-radius:10px;padding:10px 16px;font-weight:700;cursor:pointer;transition:transform .08s ease,box-shadow .2s ease,background-color .2s ease,border-color .2s ease}.btn:hover{transform:translateY(-1px)}.btn:active{transform:translateY(0)}.btn.primary{background:linear-gradient(135deg,#2563eb,#7c3aed);color:#fff;box-shadow:0 6px 18px #2563eb59}.btn.secondary{background:#ffffff0f;color:#e5e7eb;border-color:#ffffff1f}.btn.ghost{background:transparent;color:#e5e7eb;border-color:#ffffff2e}.btn.xl{padding:14px 20px;font-size:16px}.bg-gradient{position:absolute;inset:0;background:radial-gradient(1200px 500px at 20% -10%,rgba(59,130,246,.15),transparent 60%),radial-gradient(1000px 500px at 80% -20%,rgba(126,34,206,.12),transparent 60%);pointer-events:none;z-index:-1}.glow{position:absolute;filter:blur(60px);opacity:.5;z-index:-1}.glow-1{width:240px;height:240px;border-radius:999px;left:10%;top:30%;background:#3b82f659}.glow-2{width:220px;height:220px;border-radius:999px;right:14%;top:36%;background:#9333ea59}.welcome-features{padding:18px 0 64px}.features-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.feature-card{background:linear-gradient(180deg,#ffffff0a,#ffffff05);border:1px solid rgba(255,255,255,.08);border-radius:16px;padding:18px;color:#e5e7eb}.feature-icon{font-size:22px;margin-bottom:8px}.feature-card h3{margin:0 0 8px}.feature-card p{margin:0;color:#cbd5e1;line-height:1.5}@media (max-width: 860px){.features-grid{grid-template-columns:1fr}}:root[data-theme=dark]{--bg-primary: #0b1020;--bg-gradient-1: rgba(37, 99, 235, .12);--bg-gradient-2: rgba(168, 85, 247, .12);--card-bg-from: rgba(255, 255, 255, .08);--card-bg-to: rgba(255, 255, 255, .04);--card-border: rgba(255, 255, 255, .12);--card-hover-bg-from: rgba(255, 255, 255, .12);--card-hover-bg-to: rgba(255, 255, 255, .06);--header-bg: rgba(11, 16, 32, .4);--header-border: rgba(255, 255, 255, .06);--text-primary: #f9fafb;--text-secondary: #e5e7eb;--text-tertiary: #cbd5e1;--text-muted: #9ca3af;--btn-bg: rgba(255, 255, 255, .06);--btn-border: rgba(255, 255, 255, .18);--btn-hover-bg: rgba(255, 255, 255, .1);--btn-hover-border: rgba(255, 255, 255, .24);--icon-blue-bg: rgba(59, 130, 246, .2);--icon-blue-color: #93c5fd;--icon-blue-border: rgba(147, 197, 253, .3);--icon-green-bg: rgba(34, 197, 94, .2);--icon-green-color: #86efac;--icon-green-border: rgba(134, 239, 172, .3);--icon-orange-bg: rgba(251, 146, 60, .2);--icon-orange-color: #fdba74;--icon-orange-border: rgba(253, 186, 116, .3);--shadow-sm: 0 8px 24px rgba(0, 0, 0, .2);--shadow-md: 0 8px 24px rgba(0, 0, 0, .3);--shadow-lg: 0 12px 32px rgba(0, 0, 0, .3);--slider-track-bg: rgba(255, 255, 255, .1);--slider-thumb-bg: #2563eb;--slider-thumb-border: #93c5fd;--slider-thumb-shadow: rgba(37, 99, 235, .3);--time-value-color: #93c5fd}:root[data-theme=light]{--bg-primary: #f9fafb;--bg-gradient-1: transparent;--bg-gradient-2: transparent;--card-bg-from: #ffffff;--card-bg-to: #ffffff;--card-border: #e5e7eb;--card-hover-bg-from: #f9fafb;--card-hover-bg-to: #f9fafb;--header-bg: rgba(255, 255, 255, .9);--header-border: #e5e7eb;--text-primary: #111827;--text-secondary: #374151;--text-tertiary: #6b7280;--text-muted: #9ca3af;--btn-bg: #ffffff;--btn-border: #e5e7eb;--btn-hover-bg: #f9fafb;--btn-hover-border: #d1d5db;--icon-blue-bg: #dbeafe;--icon-blue-color: #2563eb;--icon-blue-border: #bfdbfe;--icon-green-bg: #d1fae5;--icon-green-color: #059669;--icon-green-border: #a7f3d0;--icon-orange-bg: #fed7aa;--icon-orange-color: #ea580c;--icon-orange-border: #fdba74;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .1);--shadow-md: 0 4px 6px rgba(0, 0, 0, .1);--primary: #2563eb;--primary-light: #3b82f6;--primary-darker: #1d4ed8;--primary-rgb: 37, 99, 235;--success: #059669;--success-light: #d1fae5;--success-darker: #047857;--error: #dc2626;--error-light: #fee2e2;--error-darker: #b91c1c;--shadow-lg: 0 8px 16px rgba(0, 0, 0, .15);--slider-track-bg: #e5e7eb;--slider-thumb-bg: #2563eb;--slider-thumb-border: #ffffff;--slider-thumb-shadow: rgba(37, 99, 235, .2);--time-value-color: #2563eb}.mypage-container{padding:1% 2%;background-color:var(--bg-primary);color:var(--text-secondary);min-height:100vh}.selectTab{display:flex;gap:20px;margin:20px 0;font-size:14px;border-bottom:1px solid var(--header-border)}.selectTab .tab-btn{appearance:none;-webkit-appearance:none;background:transparent;border:none;padding:8px 4px;color:var(--text-secondary);cursor:pointer;transition:color .2s,border-color .2s;border-bottom:2px solid transparent;font-weight:500}.selectTab .tab-btn:hover{color:var(--text-primary)}.selectTab .tab-btn:focus{outline:none}.selectTab .tab-btn.active{color:#4a74f5;border-bottom-color:#4a74f5;font-weight:700}.mypage-header{position:sticky;top:0;-webkit-backdrop-filter:saturate(180%) blur(8px);backdrop-filter:saturate(180%) blur(8px);background:var(--header-bg);border-bottom:1px solid var(--header-border);z-index:10}.mypage-header-inner{height:64px;max-width:1280px;margin:0 auto;padding:0;display:flex;align-items:center;justify-content:space-between}.mypage-btn-back{border:1px solid var(--btn-border);background:var(--btn-bg);font-size:16px;color:var(--text-secondary);padding:8px 12px;border-radius:8px;cursor:pointer;transition:all .2s}.mypage-btn-back:hover{background:var(--btn-hover-bg);border-color:var(--btn-hover-border);transform:translateY(-1px)}.mypage-brand{display:flex;align-items:center;gap:12px;font-weight:800;margin:0 auto;transform:translate(12px);color:var(--text-primary)}.mypage-brand-icon{width:32px;height:32px;border-radius:8px;display:grid;place-items:center;font-size:18px;color:#fff;background:linear-gradient(135deg,#2563eb,#7c3aed)}.mypage-brand-title{font-weight:700;font-size:20px;color:var(--text-primary)}.mypage-btn-home{color:var(--text-secondary);background:var(--btn-bg);border:1px solid var(--btn-border);padding:10px 16px;border-radius:10px;font-weight:700;cursor:pointer;transition:all .2s}.mypage-btn-home:hover{background:var(--btn-hover-bg);border-color:var(--btn-hover-border);transform:translateY(-1px)}.welcomeTab{display:flex;justify-content:space-between;align-items:center;background:linear-gradient(100deg,#5d5ce6,#a76ff6);padding:30px;border-radius:12px;color:#fff;margin-bottom:20px;box-shadow:var(--shadow-md)}.welcomeTab .welcome{font-size:25px;font-weight:700;margin-bottom:5px}.welcomeTab .sub{font-size:15px;opacity:.8}.welcomeTab .progress{text-align:right;font-size:15px}.welcomeTab .progress span{font-size:30px;font-weight:900;display:block}.summaryTab{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:30px}.summaryTab .card .icon-box .summary-icon{font-size:20px;margin-right:5px;width:40px;height:40px;border-radius:5px;display:flex;align-items:center;justify-content:center;opacity:.8}.summaryTab .card{background:var(--card-bg-from);border:1px solid var(--card-border);padding:18px;border-radius:12px;box-shadow:var(--shadow-sm);transition:transform .2s}.summaryTab .card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}.summaryTab .card p{font-size:14px;color:var(--text-muted);margin:0}.summaryTab .card h3{margin-top:10px;font-size:24px;font-weight:700;color:var(--text-primary)}.summaryTab .card .icon-box{display:flex;align-items:center;gap:10px;margin-bottom:8px;color:#4a74f5}.recommandTab{background:linear-gradient(145deg,var(--card-bg-from),var(--bg-gradient-1));border:1px solid var(--card-border);padding:22px;border-radius:12px;margin-bottom:30px;box-shadow:var(--shadow-md)}.recommandTab h4{font-weight:700;font-size:20px;color:var(--text-primary);margin-bottom:5px}.recommandTab p{font-size:15px;color:var(--text-secondary)}.recommandTab button{margin-top:15px;padding:8px 15px;border:none;border-radius:6px;background:#4a74f5;color:#fff;font-weight:600;cursor:pointer;transition:background .2s}.recommandTab button:hover{background:#3a63e0}.recent-activity{margin-top:40px}.activity-list{display:flex;flex-direction:column;gap:10px}.activity-item{display:flex;justify-content:space-between;align-items:center;padding:10px 0;border-bottom:1px solid var(--header-border);font-size:15px;color:var(--text-primary)}.activity-item:last-child{border-bottom:none}.activity-date{font-weight:700;width:90px;flex-shrink:0;color:var(--text-secondary)}.activity-content{flex-grow:1;margin-right:10px;color:var(--text-secondary)}.activity-rating{font-weight:600;padding:4px 8px;border-radius:4px;font-size:12px}.rating-excellent{background-color:#10b98126;color:#10b981}.rating-normal{background-color:#fbbf2426;color:#fbbf24}.rating-poor{background-color:#ef444426;color:#ef4444}.analysis-section{padding:24px;background-color:var(--card-bg-from);border-radius:8px;box-shadow:var(--shadow-md);border:1px solid var(--card-border);margin-bottom:24px}.section-title{font-size:1.5rem;font-weight:700;margin-bottom:16px;color:var(--text-primary)}.subject-item{margin-bottom:24px}.subject-header{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:8px}.subject-name{font-size:1rem;font-weight:700;color:var(--text-primary)}.score-stats{text-align:right}.percent-score{font-size:1rem;font-weight:700;color:var(--text-primary)}.score-value{color:var(--text-secondary);font-size:.75rem}.subject-chart-area{display:flex;align-items:center;position:relative;margin-top:8px;margin-bottom:8px}.chart-container{flex-grow:1;height:10px;background-color:var(--header-border);border-radius:6px;margin-right:12px;overflow:hidden}.chart-bar{height:100%;border-radius:6px;transition:width .5s ease}.rating-text-container{font-size:.75rem;flex-shrink:0}.rating-excellent-text{color:#4caf50}.rating-normal-text{color:#d4af37}.rating-poor-text{color:#ef4444}.trend-content{display:flex;flex:1;gap:24px}.weekly-learning,.time-activity{width:50%}.trend-subtitle{font-size:1rem;font-weight:600;margin-bottom:8px;color:var(--text-primary)}.progress-list{display:flex;flex-direction:column;gap:12px}.progress-item{display:flex;align-items:center;font-size:.875rem}.item-label{width:32px;font-weight:500;color:var(--text-primary)}.time-label{width:64px;font-weight:500;color:var(--text-primary)}.progress-bar-container{flex:1;margin-left:8px;position:relative;height:10px;background-color:var(--header-border);border-radius:6px}.progress-bar{position:absolute;top:0;left:0;height:100%;border-radius:6px}.item-value{margin-left:12px;width:40px;text-align:right;color:var(--text-secondary)}.job-page-wrapper{max-width:1280px;margin:0 auto}.page-title{font-size:1.5rem;font-weight:700;color:var(--text-primary);margin-bottom:.5rem}.page-subtitle{color:var(--text-secondary);margin-bottom:2rem}.match-card{padding:2rem;border-radius:.75rem;box-shadow:var(--shadow-xl);display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem;background:linear-gradient(135deg,#a855f7,#6366f1);color:#fff}.match-card-content p{margin:0;opacity:.9}.match-card-job{font-size:2.25rem;font-weight:800;margin-bottom:.5rem}.match-ring{width:70px;height:70px;display:flex;align-items:center;justify-content:center;border:5px solid rgba(255,255,255,.2);border-radius:50%;font-weight:700;font-size:1.25rem;flex-shrink:0}.match-card-match{display:flex;align-items:center;gap:1rem;font-size:1.125rem;font-weight:600}.subject-analysis-card{background:var(--card-bg-from);padding:1.5rem;border-radius:.75rem;box-shadow:var(--shadow-lg);border:1px solid var(--card-border);margin-bottom:2rem}.subject-analysis-header{display:flex;justify-content:space-between;align-items:flex-start}.subject-info{display:flex;align-items:center;gap:1rem}.subject-details h3{font-size:1.25rem;font-weight:700;color:var(--text-primary);margin:0}.subject-meta{font-size:.875rem;color:var(--text-secondary)}.subject-meta .accent{font-weight:600;color:#3b82f6}.subject-style{font-size:.875rem;font-weight:600;padding:.5rem;border-radius:.5rem;background:var(--btn-hover-bg);color:var(--text-primary)}.subject-icon-box{width:3.5rem;height:3.5rem;border-radius:.75rem;display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:1.75rem;opacity:.9}.analysis-sub-section{padding-bottom:1rem;border-bottom:1px solid var(--header-border);margin-top:1.5rem}.analysis-sub-section:last-of-type{border-bottom:none;margin-bottom:0;padding-bottom:0}.analysis-section-title{font-size:.875rem;font-weight:600;color:#f472b6;margin-bottom:.75rem;display:flex;align-items:center;gap:.5rem}.analysis-section-title .icon{font-size:1rem;color:#10b981}.analysis-section-content{font-size:.875rem;color:var(--text-secondary);background:#ecfdf51a;padding:1rem;border-radius:.5rem;border:1px solid #d1fae5}.pill-container{display:flex;flex-wrap:wrap;gap:.5rem}.pill-job{padding:.25rem .75rem;border-radius:9999px;background:var(--btn-bg);color:var(--text-primary);border:1px solid var(--btn-border);font-size:.875rem;font-weight:500}.pill-skill{padding:.25rem .75rem;border-radius:.5rem;background:var(--btn-bg);color:var(--text-secondary);font-size:.75rem;border:1px solid var(--header-border)}.achievement-root{padding:28px}.achievement-header{text-align:center;margin-bottom:18px}.achievement-header h2{font-size:28px;margin-bottom:6px;font-weight:800}.achievement-sub{color:var(--text-tertiary);margin-top:0}.achievement-stats{display:flex;gap:16px;margin:20px 40px}.stat-box{flex:1;border-radius:12px;padding:20px;color:#fff;display:flex;flex-direction:column;gap:8px}.stat-box .stat-label{font-size:14px;color:#fff;font-weight:600;opacity:.95}.stat-box .stat-value{font-size:24px;font-weight:700;color:#fff;-webkit-text-fill-color:#ffffff;background-image:none;background-clip:border-box}.stat-box.orange{background:linear-gradient(90deg,#f59e0b,#f97316)}.stat-box.purple{background:linear-gradient(90deg,#7c3aed,#a78bfa)}.stat-box.green{background:linear-gradient(90deg,#10b981,#34d399)}.achievement-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:20px 40px}.achievement-card{display:flex;align-items:center;gap:12px;padding:14px;border-radius:12px;background:linear-gradient(180deg,var(--card-bg-from),var(--card-bg-to));border:1px solid var(--card-border);box-shadow:var(--shadow-sm)}.achievement-card.done{border-color:var(--icon-green-border);box-shadow:var(--shadow-md)}.achievement-icon{width:52px;height:52px;border-radius:10px;display:grid;place-items:center;font-size:22px;background:linear-gradient(180deg,var(--card-bg-from),var(--card-bg-to))}.achievement-body{flex:1}.achievement-title{font-weight:700;color:var(--text-primary)}.achievement-desc{color:var(--text-tertiary);font-size:13px}.achievement-badge{font-weight:700;color:var(--icon-green-color);background:#10b98114;padding:6px 8px;border-radius:10px;font-size:12px}.achievement-badge.badge-progress{color:var(--text-muted);background:#ffffff05;border:1px solid rgba(255,255,255,.04)}.achievement-badge.badge-done{color:var(--icon-green-color);background:#10b98114}.next-goal{margin:28px 40px;padding:18px;background:linear-gradient(180deg,var(--card-bg-from),var(--card-bg-to));border-radius:12px;border:1px solid var(--card-border)}.next-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}.next-meta{text-align:right}.next-title{font-weight:700}.next-sub{color:var(--text-tertiary);font-size:13px}.progress-container{display:flex;align-items:center;gap:12px}.progress-track{flex:1;height:12px;background:var(--slider-track-bg);border-radius:999px;overflow:hidden}.progress-fill{height:100%;background:linear-gradient(90deg,#7c3aed,#6366f1)}.progress-label{min-width:64px;text-align:right;color:#6b7280}.settings-root{padding:24px}.settings-section{margin-top:16px;padding:12px 0;border-top:1px solid rgba(0,0,0,.04)}.settings-section h4{font-size:18px;font-weight:800;margin:8px 0 12px;color:var(--text-primary)}.settings-row{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:12px 0}.profile-card{display:flex;align-items:center;gap:16px;padding:18px;background:linear-gradient(180deg,var(--card-bg-from),var(--card-bg-to));border-radius:12px;border:1px solid var(--card-border)}.profile-avatar{width:56px;height:56px;border-radius:999px;background:linear-gradient(135deg,#6366f1,#7c3aed);color:#fff;display:grid;place-items:center;font-weight:800;font-size:20px}.profile-info{flex:1}.profile-name{font-weight:800;font-size:16px;color:var(--text-primary)}.profile-email{color:var(--text-tertiary);font-size:13px}.profile-actions{display:flex;gap:8px}.toggle-switch{width:52px;height:28px;border-radius:999px;background:#e6eafc;border:1px solid rgba(0,0,0,.04);position:relative;cursor:pointer;display:inline-block}.toggle-switch span{position:absolute;top:3px;left:3px;width:22px;height:22px;border-radius:999px;background:#fff;transition:all .18s ease}.toggle-switch.on{background:linear-gradient(90deg,#7c3aed,#6366f1)}.toggle-switch.on span{transform:translate(24px)}.settings-label{font-weight:700;color:var(--text-primary);font-size:15px}.settings-desc{color:var(--text-tertiary);font-size:13px}.settings-root .btn.ghost{color:var(--text-secondary);border-color:var(--card-border);background:transparent}.settings-root .btn.ghost:disabled{opacity:.6}.settings-root .btn{color:var(--text-secondary)}.danger-row{margin-top:12px}.modal-overlay{position:fixed;inset:0;background:#00000052;display:flex;align-items:center;justify-content:center;z-index:60}.modal{width:460px;background:linear-gradient(180deg,var(--card-bg-from),var(--card-bg-to));padding:22px;border-radius:12px;box-shadow:var(--shadow-lg)}.modal h3{color:var(--text-primary)}.modal h3{margin:0 0 16px;font-size:20px;font-weight:900}.modal-row{display:flex;flex-direction:column;gap:6px;margin-bottom:10px}.modal-row label{font-weight:700;color:var(--text-primary)}.modal-row input{height:38px;padding:8px 10px;border-radius:8px;border:1px solid var(--card-border)}.modal-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:12px}@media (max-width: 980px){.mypage-header-inner{padding:0 16px}.mypage-header-inner .mypage-brand{margin:0}.selectTab{margin:20px 16px}.mypage-container{padding:4%}}.review-note-container{padding:10px;background-color:var(--bg-primary);color:var(--text-secondary)}.note-header{margin-bottom:30px;border-bottom:1px solid var(--header-border);padding-bottom:15px}.note-header h2{font-size:28px;font-weight:700;color:var(--text-primary)}.filter-tabs{display:flex;margin-top:20px;gap:15px}.subject-tabs button{padding:10px 20px;margin-right:10px;border:1px solid var(--btn-border);border-radius:6px;background:var(--btn-bg);color:var(--text-secondary);cursor:pointer;transition:all .2s;font-weight:600;font-size:18px}.subject-tabs button.active{background:#4a74f5;color:#fff;border-color:#4a74f5}.subject-tabs button:hover{background:var(--btn-hover-bg)}.difficulty-tabs{margin-top:15px;display:flex;gap:10px;font-size:14px}.difficulty-tabs button{padding:6px 10px;border:1px solid var(--header-border);border-radius:4px;background:var(--card-bg-from);color:var(--text-secondary);cursor:pointer;transition:all .2s;font-size:14px}.difficulty-tabs button:hover{border-color:var(--text-primary)}.difficulty-tabs button.active{background:#4a74f5;color:#fff;border-color:#4a74f5;font-weight:700}.wrong-list{margin-top:30px}.wrong-item{background:var(--card-bg-from);border:1px solid var(--card-border);border-radius:10px;padding:20px;margin-bottom:15px;box-shadow:var(--shadow-sm)}.question-title{font-size:18px;font-weight:600;margin-bottom:10px;color:var(--text-primary)}.question-meta{font-size:13px;color:var(--text-muted);margin-bottom:15px}.choices-list{list-style:none;padding:0;margin:0 0 15px}.choice-item{padding:8px;margin-bottom:5px;border-radius:4px;border:1px solid var(--card-border);font-size:15px;transition:background .1s}.choice-item.correct{background-color:#10b98126;border-color:#10b981;font-weight:600}.choice-item.wrong{background-color:#ef444426;border-color:#ef4444}.choice-item.user-selected{border-left:5px solid rgba(124,58,237,.3);background-color:#7c3aed0d}.explanation-toggle{display:block;width:100%;padding:10px;margin-top:15px;background:var(--btn-bg);border:1px solid var(--btn-border);border-radius:6px;color:var(--text-secondary);cursor:pointer;font-weight:600;transition:all .2s}.explanation-toggle:hover{background:var(--btn-hover-bg)}.explanation-content{margin-top:15px;padding:15px;border:1px solid var(--text-muted);border-radius:8px;background:var(--btn-hover-bg);white-space:pre-wrap;font-size:15px;color:var(--text-primary)}.no-wrong-note{text-align:center;padding:50px;color:var(--text-muted)}