*{margin:0;padding:0;box-sizing:border-box}
body{font-family:-apple-system,BlinkMacSystemFont,'SF Pro Display','PingFang SC','Segoe UI',sans-serif;min-height:100vh;background:linear-gradient(135deg,#c8d8f5 0%,#e0c8f0 30%,#f0c8d8 60%,#c8f0e8 100%);background-attachment:fixed;color:#3a3a5c;overflow-x:hidden;position:relative;transition:background 1.5s ease}

/* Light spots - softer */
.light-spot{position:fixed;border-radius:50%;filter:blur(80px);opacity:.38;pointer-events:none;z-index:0}
@keyframes float1{0%,100%{transform:translate(0,0) scale(1)}33%{transform:translate(30px,-50px) scale(1.1)}66%{transform:translate(-20px,30px) scale(.9)}}
@keyframes float2{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(-40px,40px) scale(1.2)}}
@keyframes float3{0%,100%{transform:translate(0,0) scale(1)}25%{transform:translate(50px,20px) scale(.8)}75%{transform:translate(-30px,-40px) scale(1.1)}}

/* Ribbons - softer */
.ribbon{position:fixed;width:100%;height:140px;pointer-events:none;z-index:0;opacity:.16}
.ribbon1{top:10%;left:-20%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.8),transparent);animation:drift 25s infinite linear}
.ribbon2{top:40%;right:-20%;background:linear-gradient(90deg,transparent,rgba(180,200,250,.7),transparent);animation:drift2 30s infinite linear}
.ribbon3{bottom:15%;left:-10%;background:linear-gradient(90deg,transparent,rgba(230,200,240,.7),transparent);animation:drift3 35s infinite linear}
@keyframes drift{0%{transform:translateX(-100vw) rotate(-8deg)}100%{transform:translateX(120vw) rotate(-8deg)}}
@keyframes drift2{0%{transform:translateX(120vw) rotate(12deg)}100%{transform:translateX(-100vw) rotate(12deg)}}
@keyframes drift3{0%{transform:translateX(-100vw) rotate(-5deg)}100%{transform:translateX(120vw) rotate(-5deg)}}

/* Enhanced frosted glass with flowing border */
.glass{position:relative;background:rgba(255,255,255,.42);backdrop-filter:blur(30px) saturate(160%);-webkit-backdrop-filter:blur(30px) saturate(160%);border-radius:24px;box-shadow:0 8px 32px rgba(100,120,200,.08),inset 0 1px 1px rgba(255,255,255,.5),0 1px 2px rgba(255,255,255,.3)}
.glass::before{content:'';position:absolute;inset:0;border-radius:inherit;padding:1.5px;background:linear-gradient(120deg,transparent 0%,rgba(255,255,255,.7) 25%,rgba(180,200,255,.4) 50%,rgba(255,200,220,.3) 75%,transparent 100%);background-size:300% 100%;-webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);-webkit-mask-composite:xor;mask-composite:exclude;animation:borderFlow 4s linear infinite;pointer-events:none;z-index:0}
@keyframes borderFlow{0%{background-position:0% 0%}100%{background-position:300% 0%}}

#container{max-width:920px;margin:0 auto;padding:28px 24px 60px;position:relative;z-index:1}
.app-header{text-align:center;padding:40px 24px 36px;color:#4a4a6c;text-shadow:0 1px 6px rgba(255,255,255,.5)}
.app-header h1{font-size:2rem;font-weight:700;letter-spacing:-.5px}
.app-header p{margin-top:10px;font-size:.9rem;opacity:.65}

/* Day section */
.day-section{margin-bottom:32px;overflow:hidden;transition:all .4s ease;position:relative}
.day-section.removing{opacity:0;transform:translateX(100px) scale(.95);pointer-events:none}
.day-header{display:flex;justify-content:space-between;align-items:center;padding:22px 28px;border-bottom:1px solid rgba(255,255,255,.25);position:relative;z-index:1}
.day-header .date-badge{font-size:1.3rem;font-weight:700;color:#3a3a5c}
.day-header .meta{font-size:.78rem;color:#888;margin-top:3px}
.delete-btn{width:34px;height:34px;border-radius:50%;border:none;background:rgba(200,100,100,.1);color:#c66;font-size:18px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .25s}
.delete-btn:hover{background:rgba(200,100,100,.2);transform:scale(1.1) rotate(90deg)}
.day-body{padding:28px;position:relative;z-index:1}

/* Section titles with more spacing */
.section-title{font-size:1.05rem;font-weight:600;color:#4a4a6c;margin:28px 0 16px;padding-left:14px;border-left:3px solid rgba(150,170,230,.6);display:flex;align-items:center;gap:6px;letter-spacing:.3px}
.section-title:first-child{margin-top:0}

/* Plan table - more breathing room */
.plan-table{width:100%;border-collapse:collapse;font-size:.9rem}
.plan-table th{background:rgba(150,170,230,.08);padding:10px 14px;text-align:left;border-radius:8px;font-weight:600;color:#5a5a7c}
.plan-table td{padding:10px 14px;border-bottom:1px solid rgba(0,0,0,.04)}
.plan-table tr:last-child td{border-bottom:none}
.status-emoji{font-size:1.1rem}

/* Stats badges */
.supabase-stats{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0}
.stat-badge{background:rgba(150,170,230,.08);padding:7px 16px;border-radius:20px;font-size:.8rem;font-weight:600;color:#6a7aad}

/* Info grid with more spacing */
.info-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:16px 0}
.info-card{background:rgba(255,255,255,.25);padding:18px;border-radius:16px;font-size:.85rem;line-height:1.7}
.info-card .label{font-weight:600;color:#6a7aad;margin-bottom:6px}
.info-card .value{color:#4a4a6c;line-height:1.65}

/* Skill grid */
.skill-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px;margin-top:12px}
.skill-card{background:rgba(255,255,255,.38);border:1px solid rgba(255,255,255,.25);border-radius:20px;padding:22px;transition:all .35s ease;position:relative}
.skill-card:hover{transform:translateY(-5px);box-shadow:0 16px 44px rgba(120,140,200,.12);background:rgba(255,255,255,.52)}
.skill-card .skill-name{font-size:1.1rem;font-weight:700;color:#3a3a5c;margin-bottom:6px}
.skill-card .skill-source{font-size:.74rem;color:#7a8abd;margin-bottom:12px;line-height:1.5}
.skill-card .skill-source a{color:#7a8abd;text-decoration:none}
.skill-card .skill-source a:hover{text-decoration:underline}
.skill-card .skill-desc{font-size:.83rem;color:#5a5a7c;line-height:1.65;margin-bottom:14px}
.skill-card .skill-stats{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:12px}
.skill-stat{background:rgba(150,170,230,.08);padding:4px 12px;border-radius:12px;font-size:.71rem;color:#6a7aad;font-weight:600}
.skill-card .skill-feedback{font-size:.78rem;color:#5a5a6c;background:rgba(255,220,180,.1);padding:10px 12px;border-radius:12px;margin-bottom:12px;line-height:1.6}
.skill-card .skill-help{font-size:.78rem;color:#3a5a4c;background:rgba(180,230,200,.12);padding:10px 12px;border-radius:12px;margin-bottom:12px;line-height:1.6}
.skill-card .skill-rating{display:flex;align-items:center;gap:3px;margin-bottom:8px}
.skill-card .skill-rating .stars{font-size:.92rem;letter-spacing:1px}
.skill-card .skill-rating .label{font-size:.74rem;color:#888;margin-left:8px}
.skill-card .install-link{display:inline-block;margin-top:4px;font-size:.76rem;color:#fff;background:linear-gradient(135deg,#8a9acd,#9a8abd);padding:6px 16px;border-radius:14px;text-decoration:none;transition:all .25s}
.skill-card .install-link:hover{opacity:.88;transform:scale(1.03)}

/* AI topic cards */
.ai-topic-card{background:rgba(255,255,255,.35);border:1px solid rgba(255,255,255,.2);border-radius:16px;padding:18px;margin-bottom:14px;transition:all .3s;line-height:1.6}
.ai-topic-card:hover{transform:translateY(-3px);box-shadow:0 10px 28px rgba(120,140,200,.1)}
.ai-topic-card .topic-title{font-size:.98rem;font-weight:600;color:#3a3a5c;margin-bottom:6px}
.ai-topic-card .topic-meta{font-size:.72rem;color:#888;margin-bottom:10px}
.ai-topic-card .topic-meta a{color:#7a8abd;text-decoration:none}
.ai-topic-card .topic-summary{font-size:.82rem;color:#5a5a7c;line-height:1.7}

/* Project help cards */
.project-help-card{background:rgba(255,255,255,.32);border:1px solid rgba(255,255,255,.2);border-radius:18px;padding:22px;margin-bottom:16px;line-height:1.6}
.project-help-card .ph-title{font-size:1.02rem;font-weight:700;color:#3a3a5c;margin-bottom:14px}
.project-help-card .ph-item{font-size:.84rem;color:#5a5a7c;padding:6px 0;padding-left:18px;position:relative;line-height:1.7;margin-bottom:4px}
.project-help-card .ph-item:before{content:'▸';position:absolute;left:0;color:#8a9acd}

/* Tomorrow section */
.tomorrow{background:rgba(255,255,255,.2);padding:18px;border-radius:16px;font-size:.84rem;margin-top:16px;line-height:1.7}
.tomorrow .t-title{font-weight:600;color:#6a7aad;margin-bottom:10px}

.archived-notice{text-align:center;padding:24px;color:#aaa;font-size:.85rem}

/* Layout variants for daily variation */
.variant-a .skill-grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr))}
.variant-b .skill-grid{grid-template-columns:1fr}
.variant-c .skill-grid{grid-template-columns:repeat(auto-fill,minmax(320px,1fr))}
.variant-b .info-grid{grid-template-columns:1fr}
.variant-c .info-grid{grid-template-columns:1fr 1fr 1fr}

@media(max-width:640px){.info-grid,.variant-c .info-grid{grid-template-columns:1fr}.skill-grid,.variant-a .skill-grid,.variant-b .skill-grid,.variant-c .skill-grid{grid-template-columns:1fr}.app-header h1{font-size:1.5rem}}

.research-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:12px;margin:12px 0}
.research-card{background:rgba(255,255,255,.3);border:1px solid rgba(255,255,255,.2);border-radius:14px;padding:14px;transition:all .3s}
.research-card:hover{transform:translateY(-3px);box-shadow:0 8px 24px rgba(120,140,200,.1)}
.research-card .rc-name{font-size:.92rem;font-weight:700;color:#3a3a5c;margin-bottom:4px}
.research-card .rc-stats{display:flex;flex-wrap:wrap;gap:5px;margin:6px 0}
.research-card .rc-stat{background:rgba(150,170,230,.08);padding:3px 9px;border-radius:10px;font-size:.68rem;color:#6a7aad;font-weight:600}
.research-card .rc-desc{font-size:.78rem;color:#5a5a7c;line-height:1.55;margin-bottom:6px}
.research-card .rc-tag{display:inline-block;font-size:.68rem;padding:2px 8px;border-radius:8px;margin-right:4px}
.rc-tag-easy{background:rgba(100,200,100,.12);color:#4a8a4a}
.rc-tag-mid{background:rgba(255,200,100,.12);color:#8a7a4a}
.rc-tag-hard{background:rgba(255,100,100,.12);color:#8a4a4a}
.approach-card{background:rgba(255,255,255,.28);border-radius:14px;padding:16px;margin-bottom:12px}
.approach-card .ac-title{font-size:.9rem;font-weight:700;color:#3a3a5c;margin-bottom:8px;display:flex;align-items:center;gap:6px}
.approach-card .ac-step{font-size:.76rem;color:#5a5a7c;padding:3px 0;padding-left:14px;position:relative;line-height:1.55}
.approach-card .ac-step:before{content:'→';position:absolute;left:0;color:#8a9acd;font-size:.7rem}


/* SVG icon base */
svg{display:inline-block;vertical-align:-2px;margin-right:4px;flex-shrink:0}
/* Pinned knowledge base card */
.kb-pinned{margin-bottom:28px;padding:24px;position:relative;z-index:1}
.kb-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}
.kb-title{font-size:1.15rem;font-weight:700;color:#3a3a5c}
.kb-badge{background:rgba(150,170,230,.12);padding:4px 12px;border-radius:12px;font-size:.72rem;color:#6a7aad;font-weight:600}
.kb-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.kb-approach{background:rgba(255,255,255,.3);border:1px solid rgba(255,255,255,.2);border-radius:16px;padding:16px}
.kb-approach-title{font-size:.92rem;font-weight:700;color:#3a3a5c;margin-bottom:8px}
.kb-approach-status{font-size:.72rem;padding:3px 10px;border-radius:10px;display:inline-block;margin-bottom:8px}
.kb-status-a{background:rgba(100,200,150,.12);color:#4a8a4a}
.kb-status-b{background:rgba(255,200,100,.12);color:#8a7a4a}
.kb-status-c{background:rgba(150,170,230,.12);color:#6a7aad}
.kb-approach-item{font-size:.76rem;color:#5a5a7c;padding:3px 0;padding-left:14px;position:relative;line-height:1.55}
.kb-approach-item:before{content:'';position:absolute;left:0;top:10px;width:6px;height:6px;border-radius:50%;background:#8a9acd}
/* Mobile responsive */
@media(max-width:640px){
  body{overflow-x:hidden;-webkit-text-size-adjust:100%}
  #container{padding:12px 10px 40px}
  .app-header{padding:24px 12px 20px}
  .app-header h1{font-size:1.4rem}
  .app-header p{font-size:.78rem}
  .day-header{padding:14px 16px}
  .day-header .date-badge{font-size:1rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:65%}
  .day-body{padding:16px 12px}
  .section-title{font-size:clamp(.82rem,4vw,1rem);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin:18px 0 12px;padding-left:10px}
  .skill-grid{grid-template-columns:1fr!important;gap:12px}
  .info-grid{grid-template-columns:1fr!important;gap:10px}
  .research-grid{grid-template-columns:1fr!important}
  .skill-card{padding:14px;word-break:break-word;overflow-wrap:break-word;max-width:100%}
  .skill-card .skill-name{font-size:clamp(.85rem,4vw,1.05rem);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .skill-card .skill-desc{font-size:.76rem}
  .skill-card .skill-source{font-size:.7rem;word-break:break-all}
  .skill-stat{font-size:.66rem;padding:3px 8px}
  .plan-table{font-size:.74rem;display:block;overflow-x:auto;white-space:nowrap;-webkit-overflow-scrolling:touch}
  .plan-table thead,.plan-table tbody,.plan-table tr{display:inline-block;width:auto}
  .plan-table th,.plan-table td{padding:6px 8px}
  .delete-btn{width:40px!important;height:40px!important;min-width:44px;min-height:44px}
  .tomorrow{font-size:.76rem;padding:14px}
  .ai-topic-card{padding:14px;word-break:break-word}
  .ai-topic-card .topic-title{font-size:.9rem}
  .ai-topic-card .topic-summary{font-size:.78rem}
  .project-help-card{padding:16px}
  .project-help-card .ph-item{font-size:.78rem}
  .stat-badge{font-size:.7rem;padding:5px 10px}
  .kb-grid{grid-template-columns:1fr;gap:12px}
  .kb-approach{padding:14px}
  .info-card{padding:14px;font-size:.8rem;word-break:break-word}
  .approach-card{padding:14px}
  .approach-card .ac-step{font-size:.72rem}
}