/* ============================================
   369 TESLA — Infographic Shared Styles
   Kalviyogi Edunivra Pvt Ltd
   ============================================ */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+Tamil:wght@300;400;500;600;700;800;900&family=Outfit:wght@400;500;600;700;800;900&display=swap');

*{margin:0;padding:0;box-sizing:border-box;}

/* Root Tamil Font Declaration */
html{
  font-family:'Noto Sans Tamil','Segoe UI',Tahoma,sans-serif;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  text-rendering:optimizeLegibility;
}

body{
  font-family:'Noto Sans Tamil','Segoe UI',Tahoma,sans-serif;
  background:#fff;
  color:#1a1a2e;
  max-width:850px;
  margin:0 auto;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  text-rendering:optimizeLegibility;
  line-height:1.5;
}

/* Page Wrapper */
.page{
  width:100%;
  max-width:850px;
  margin:0 auto;
  overflow:hidden;
  background:#fff;
}

/* Header */
.header{background:linear-gradient(135deg,#1a237e 0%,#0d47a1 100%);color:#fff;padding:20px 24px 18px;position:relative;overflow:hidden;}
.header::after{content:'';position:absolute;bottom:-40px;right:-40px;width:250px;height:250px;background:radial-gradient(circle,rgba(255,214,0,0.1) 0%,transparent 70%);border-radius:50%;}
.header-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px;position:relative;z-index:1;}
.page-num{background:rgba(255,255,255,0.15);border:2px solid rgba(255,214,0,0.5);border-radius:10px;width:50px;height:50px;display:flex;flex-direction:column;align-items:center;justify-content:center;}
.page-num .num{font-family:'Outfit',sans-serif;font-size:20px;font-weight:800;color:#ffd600;}
.page-num .label{font-size:8px;font-weight:500;opacity:0.7;font-family:'Noto Sans Tamil',sans-serif;}
.brand-name{font-family:'Outfit',sans-serif;font-size:22px;font-weight:800;color:#ffd600;letter-spacing:2px;text-align:center;flex:1;}
.brand-badge{display:block;text-align:center;font-family:'Outfit',sans-serif;font-size:10px;color:#ffd600;opacity:0.7;margin-top:2px;}
.part-label{text-align:center;font-size:11px;color:rgba(255,255,255,0.7);background:rgba(255,255,255,0.08);padding:3px 14px;border-radius:20px;width:fit-content;margin:0 auto 8px;font-family:'Noto Sans Tamil',sans-serif;}
.header h1{text-align:center;font-size:22px;font-weight:900;line-height:1.3;position:relative;z-index:1;font-family:'Noto Sans Tamil',sans-serif;}
.header h1 .en{font-family:'Outfit',sans-serif;font-size:18px;font-weight:700;color:#ffd600;display:block;margin-bottom:2px;}
.header h1 .gold{color:#ffd600;}
.header h1 .sub{font-size:14px;font-weight:600;color:rgba(255,255,255,0.8);display:block;margin-top:4px;font-family:'Noto Sans Tamil',sans-serif;}
.header .subtitle{text-align:center;font-size:11px;color:rgba(255,255,255,0.7);margin-top:8px;line-height:1.5;font-family:'Noto Sans Tamil',sans-serif;}
.person-row{display:flex;justify-content:center;gap:24px;margin-top:10px;position:relative;z-index:1;}
.person-badge{display:flex;flex-direction:column;align-items:center;gap:4px;}
.person-badge .avatar{width:40px;height:40px;border-radius:50%;background:rgba(255,255,255,0.15);border:2px solid rgba(255,214,0,0.4);display:flex;align-items:center;justify-content:center;font-size:20px;}
.person-badge .name{font-family:'Outfit',sans-serif;font-size:10px;font-weight:600;color:rgba(255,255,255,0.9);}
.person-badge .role{font-size:8px;color:rgba(255,255,255,0.5);font-family:'Noto Sans Tamil',sans-serif;}

/* Layout */
.content{padding:16px 24px;}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:14px;}
.grid-3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px;margin-bottom:14px;}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-bottom:14px;}

/* Cards */
.card{background:#f8f9ff;border:1px solid #e0e4f5;border-radius:12px;padding:13px;position:relative;overflow:hidden;}
.card::before{content:'';position:absolute;top:0;left:0;right:0;height:4px;border-radius:12px 12px 0 0;}
.card.blue::before{background:linear-gradient(to right,#1a237e,#283593);}
.card.red::before{background:linear-gradient(to right,#b71c1c,#c62828);}
.card.green::before{background:linear-gradient(to right,#1b5e20,#2e7d32);}
.card.orange::before{background:linear-gradient(to right,#e65100,#ef6c00);}
.card.teal::before{background:linear-gradient(to right,#006064,#00838f);}
.card.purple::before{background:linear-gradient(to right,#4a148c,#6a1b9a);}
.card.brown::before{background:linear-gradient(to right,#4e342e,#6d4c41);}
.card.full{grid-column:1/-1;}
.card h3{font-size:12px;font-weight:700;color:#1a237e;margin-bottom:6px;display:flex;align-items:center;gap:6px;line-height:1.4;font-family:'Noto Sans Tamil',sans-serif;}
.card h3 .icon{font-size:16px;flex-shrink:0;}
.card ul{list-style:none;padding:0;}
.card ul li{font-size:11px;color:#444;padding:3px 0 3px 16px;position:relative;line-height:1.6;font-family:'Noto Sans Tamil',sans-serif;}
.card ul li::before{content:'▸';position:absolute;left:0;color:#1a237e;font-weight:700;}
.card p{font-size:11px;color:#555;line-height:1.6;font-family:'Noto Sans Tamil',sans-serif;}

/* Numbered List */
.numbered-list{counter-reset:item;}
.numbered-list li{counter-increment:item;padding-left:24px!important;}
.numbered-list li::before{content:counter(item)!important;background:#1a237e;color:#ffd600;width:18px;height:18px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:9px;font-family:'Outfit',sans-serif;font-weight:800;position:absolute;left:0;top:4px;}

/* Year Badge */
.year-badge{font-family:'Outfit',sans-serif;background:#1a237e;color:#ffd600;padding:3px 10px;border-radius:6px;font-size:11px;font-weight:800;display:inline-block;}
.year-badge.red{background:#c62828;}
.year-badge.green{background:#2e7d32;}
.year-badge.orange{background:#e65100;}
.year-badge.teal{background:#006064;}

/* Tables */
.table-section{padding:0 24px;margin:16px 0;}
.table-section h3{font-size:13px;font-weight:700;color:#1a237e;margin-bottom:10px;text-align:center;background:linear-gradient(135deg,#e8eaf6,#c5cae9);padding:8px 16px;border-radius:8px;font-family:'Noto Sans Tamil',sans-serif;}
.data-table{width:100%;border-collapse:collapse;border-radius:12px;overflow:hidden;font-size:10px;}
.data-table thead th{background:#1a237e;color:#ffd600;padding:8px 10px;text-align:left;font-weight:600;font-size:10px;border-right:1px solid rgba(255,255,255,0.1);font-family:'Noto Sans Tamil',sans-serif;}
.data-table thead th:last-child{border-right:none;}
.data-table tbody td{padding:7px 10px;border-bottom:1px solid #e0e4f5;vertical-align:top;line-height:1.5;background:#f8f9ff;font-size:10px;font-family:'Noto Sans Tamil',sans-serif;}
.data-table tbody tr:nth-child(even) td{background:#f0f2ff;}
.data-table tbody td:first-child{font-weight:600;color:#1a237e;}

/* Info Boxes */
.info-box{margin:12px 24px;border-radius:12px;padding:14px 16px;}
.info-box h4{font-size:12px;font-weight:700;margin-bottom:6px;display:flex;align-items:center;gap:6px;font-family:'Noto Sans Tamil',sans-serif;}
.info-box ul{list-style:none;padding:0;}
.info-box ul li{font-size:11px;color:#444;padding:3px 0 3px 16px;position:relative;line-height:1.6;font-family:'Noto Sans Tamil',sans-serif;}
.info-box p{font-size:11px;color:#555;line-height:1.6;font-family:'Noto Sans Tamil',sans-serif;}
.info-box.tip{background:#fff8e1;border:1px solid #ffe082;}
.info-box.tip h4{color:#e65100;}
.info-box.tip ul li::before{content:'✦';position:absolute;left:0;color:#ff6f00;}
.info-box.success{background:#e8f5e9;border:1px solid #a5d6a7;}
.info-box.success h4{color:#2e7d32;}
.info-box.success ul li::before{content:'✓';position:absolute;left:0;color:#2e7d32;font-weight:700;}
.info-box.danger{background:#ffebee;border:1px solid #ef9a9a;}
.info-box.danger h4{color:#c62828;}
.info-box.danger ul li::before{content:'✗';position:absolute;left:0;color:#c62828;font-weight:700;}
.info-box.info{background:#e3f2fd;border:1px solid #90caf9;}
.info-box.info h4{color:#1565c0;}
.info-box.info ul li::before{content:'ℹ';position:absolute;left:0;color:#1565c0;}
.info-box.mnemonic{background:linear-gradient(135deg,#e8f5e9,#c8e6c9);border:1px solid #81c784;text-align:center;}
.info-box.mnemonic h4{color:#2e7d32;justify-content:center;}
.info-box.mnemonic .formula{font-family:'Outfit',sans-serif;font-size:13px;font-weight:700;color:#1a237e;line-height:1.8;}

/* Stats */
.stats-row{display:flex;justify-content:center;gap:16px;margin:12px 0;flex-wrap:wrap;}
.stat{text-align:center;background:#f0f2ff;border:1px solid #c5cae9;border-radius:10px;padding:10px 16px;min-width:70px;}
.stat .num{font-family:'Outfit',sans-serif;font-size:22px;font-weight:900;color:#1a237e;}
.stat .num.gold{color:#e65100;}
.stat .num.red{color:#c62828;}
.stat .lbl{font-size:9px;color:#666;margin-top:2px;font-family:'Noto Sans Tamil',sans-serif;}

/* Year Display */
.year-display{text-align:center;margin:8px 0;}
.year-display .big-year{font-family:'Outfit',sans-serif;font-size:32px;font-weight:900;color:#1a237e;background:linear-gradient(135deg,#e8eaf6,#c5cae9);padding:8px 24px;border-radius:12px;display:inline-block;}
.year-display .ylbl{font-size:10px;color:#666;margin-top:4px;display:block;font-family:'Noto Sans Tamil',sans-serif;}

/* Bottom Timeline */
.bottom-tl{display:flex;align-items:center;justify-content:space-around;padding:12px 24px;background:#f0f2ff;margin-top:16px;position:relative;}
.bottom-tl::before{content:'';position:absolute;top:50%;left:30px;right:30px;height:3px;background:linear-gradient(to right,#1a237e,#c62828,#e65100,#2e7d32,#006064);border-radius:2px;transform:translateY(-50%);}
.btl-item{position:relative;text-align:center;z-index:1;}
.btl-dot{width:14px;height:14px;border-radius:50%;background:#1a237e;border:2px solid #fff;margin:0 auto 4px;box-shadow:0 2px 6px rgba(0,0,0,0.2);}
.btl-year{font-family:'Outfit',sans-serif;font-size:10px;font-weight:700;color:#1a237e;}
.btl-label{font-size:8px;color:#666;max-width:70px;margin:2px auto 0;line-height:1.2;font-family:'Noto Sans Tamil',sans-serif;}

/* Dual Column Comparison */
.dual-compare{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:16px 24px;}
.dc-col{border-radius:12px;padding:14px;}
.dc-col.left{background:#e8f5e9;border:1px solid #a5d6a7;}
.dc-col.right{background:#fff3e0;border:1px solid #ffcc80;}
.dc-col h4{font-size:12px;font-weight:700;margin-bottom:8px;font-family:'Noto Sans Tamil',sans-serif;}
.dc-col.left h4{color:#2e7d32;}
.dc-col.right h4{color:#e65100;}
.dc-col ul{list-style:none;padding:0;}
.dc-col ul li{font-size:10px;color:#444;padding:3px 0 3px 14px;position:relative;line-height:1.5;font-family:'Noto Sans Tamil',sans-serif;}
.dc-col.left ul li::before{content:'•';position:absolute;left:0;color:#2e7d32;font-weight:700;}
.dc-col.right ul li::before{content:'•';position:absolute;left:0;color:#e65100;font-weight:700;}

/* Quick Facts Grid — avoid conflict with page-specific .facts-grid */
.fact-item{font-size:10px;color:#444;line-height:1.4;font-family:'Noto Sans Tamil',sans-serif;}
.fact-item .flbl{color:#1a237e;font-weight:700;}

/* Footer */
.footer{background:#1a237e;color:#fff;padding:10px 24px;display:flex;justify-content:space-between;align-items:center;font-size:11px;margin-top:16px;font-family:'Noto Sans Tamil',sans-serif;}
.footer .company{font-family:'Outfit',sans-serif;font-weight:600;}
.footer .prepared{font-family:'Outfit',sans-serif;color:#ffd600;}
.footer .page-indicator{font-family:'Outfit',sans-serif;font-weight:800;font-size:18px;color:#ffd600;background:rgba(255,214,0,0.15);width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;}

/* Highlight Banner */
.banner{margin:12px 24px;background:linear-gradient(135deg,#1a237e,#0d47a1);border-radius:12px;padding:14px 20px;color:#fff;text-align:center;}
.banner .big{font-family:'Outfit',sans-serif;font-size:18px;font-weight:900;color:#ffd600;margin-bottom:4px;}
.banner p{font-size:11px;opacity:0.85;line-height:1.5;font-family:'Noto Sans Tamil',sans-serif;}

/* Print */
@media print{body{max-width:100%;}.page{page-break-after:always;}}

/* Responsive */
@media (max-width:600px){
  .grid-2{grid-template-columns:1fr;}
  .grid-3{grid-template-columns:1fr;}
  .grid-4{grid-template-columns:1fr 1fr;}
  .header h1{font-size:18px;}
  .header h1 .en{font-size:14px;}
  .brand-name{font-size:18px;}
}