:root{
  --blue:#428dff;--blue-l:#e4eaf4;--blue-m:#428dff;--blue-d:#428dff;
  --amber:#BA7517;--amber-l:#FAEEDA;--amber-m:#F5C97A;
  --text:#0F172A;--sub:#475569;--hint:#94A3B8;
  --border:#E5E7EB;--surface:#F8FAFC;--white:#FFFFFF;
  --green:#16A34A;
}
/* ── SECTION HEADER ── */
.ehs-section{padding:80px 24px 88px;max-width:1180px;margin:0 auto;}
.ehs-squig{display:block;width:76px;height:10px;margin-bottom:14px;}
.ehs-eyebrow{font-size:11px;font-weight:700;letter-spacing:.16em;color:var(--amber);text-transform:uppercase;margin-bottom:10px;}
.ehs-title{font-size:clamp(28px,4.2vw,48px);font-weight:900;color:var(--text);line-height:1.1;letter-spacing:-.03em;margin-bottom:12px;}
.ehs-title em{color:var(--blue);font-style:normal;}
.ehs-sub{font-size:15px;color:var(--sub);line-height:1.75;max-width:540px;margin-bottom:48px;}

/* ── TOP CARD STRIP ── */
.strip-outer{
  overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none;
  border-radius:20px;
  border:1.5px solid var(--border);
  background:var(--white);
  padding:20px 20px 20px;
  margin-bottom:12px;
}
.strip-outer::-webkit-scrollbar{display:none;}
.strip{display:grid;grid-template-columns:repeat(5,1fr);gap:10px;width:100%;min-width:600px;}

.tc{
  background:var(--white);border:1.5px solid #DDE4EF;border-radius:14px;
  padding:16px 15px 14px;cursor:pointer;transition:all .2s;text-align:left;
;position:relative;overflow:hidden;min-width:0;
}
.tc::after{content:'';position:absolute;bottom:0;left:0;right:0;height:3px;background:transparent;border-radius:0;transition:background .2s;}
.tc:hover{border-color:var(--blue-m);transform:translateY(-2px);}
.tc:hover::after{background:var(--blue-m);}
.tc.active{border-color:var(--blue);background:var(--blue-l);}
.tc.active::after{background:var(--blue);}

.tc-num{font-size:9px;font-weight:800;color:var(--hint);letter-spacing:.12em;text-transform:uppercase;margin-bottom:8px;}
.tc.active .tc-num{color:var(--blue);}
.tc-pct-row{display:flex;align-items:baseline;gap:2px;margin-bottom:5px;}
.tc-big{font-size:26px;font-weight:900;color:var(--text);letter-spacing:-.03em;line-height:1;}
.tc.active .tc-big{color:var(--blue);}
.tc-unit{font-size:13px;font-weight:700;color:var(--hint);}
.tc-bar{height:3px;background:#F1F5F9;border-radius:99px;margin-bottom:9px;overflow:hidden;}
.tc-fill{height:100%;border-radius:99px;background:var(--hint);transition:background .2s;}
.tc.active .tc-fill{background:var(--blue);}
.tc-name{font-size:11.5px;font-weight:700;color:var(--text);line-height:1.3;}
.tc.active .tc-name{color:var(--blue-d);}

/* ── EXPAND PANEL ── */
.expand-panel{
  background:var(--white);
  border:1.5px solid var(--border);
  border-radius:20px;
  overflow:hidden;
}
.ep-grid{display:grid;grid-template-columns:1fr 1fr;min-height:400px;}

/* left info */
.ep-info{padding:44px 48px;border-right:1px solid var(--border);display:flex;flex-direction:column;justify-content:flex-start;}
.ep-tag{display:inline-flex;align-items:center;font-size:11px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--blue);background:none;padding:0;border-radius:0;margin-bottom:14px;width:fit-content;}
.ep-h{font-size:clamp(20px,2.8vw,30px);font-weight:900;color:var(--text);line-height:1.2;letter-spacing:-.025em;margin-bottom:14px;}
.ep-p{font-size:14px;line-height:1.8;color:var(--sub);}

/* right mock */
.ep-mock{background:var(--white);display:flex;align-items:center;justify-content:center;padding:36px 32px;}

/* nav bar */
.ep-nav{display:flex;align-items:center;justify-content:space-between;padding:18px 28px;border-top:1.5px solid var(--border);background:var(--white);}
.ep-ctr{font-size:12px;font-weight:700;color:var(--hint);}
.ep-btns{display:flex;gap:10px;}
.ep-btn{
  display:flex;align-items:center;gap:7px;
  padding:11px 26px;border-radius:8px;
;font-size:13px;font-weight:700;
  cursor:pointer;transition:all .18s;
  border:1.5px solid var(--border);background:var(--white);color:var(--sub);
  letter-spacing:.01em;
}
.ep-btn.nxt{
  background:var(--blue);border-color:var(--blue);color:#fff;
}
.ep-btn:hover:not(.nxt):not(:disabled){border-color:var(--blue);color:var(--blue);background:var(--blue-l);}
.ep-btn.nxt:hover:not(:disabled){background:#428dff;border-color:#428dff;}
.ep-btn:disabled{opacity:.35;cursor:default;}
.ep-dots{display:flex;gap:6px;}
.ep-dot{width:8px;height:8px;border-radius:50%;background:var(--border);border:none;cursor:pointer;padding:0;transition:all .2s;}
.ep-dot.active{background:var(--blue);width:22px;border-radius:999px;}

/* ── QUESTION CARD ── */
.qcard{background:var(--white);border:1.5px solid var(--border);border-radius:14px;overflow:hidden;width:100%;max-width:430px;}

.qbar{display:flex;align-items:center;justify-content:space-between;padding:9px 16px;border-bottom:1px solid #F0F4F8;background:#FAFBFC;}
.qbar-title{font-size:10px;color:var(--sub);font-weight:600;}
.qbar-timer{display:flex;align-items:center;gap:4px;font-size:10px;font-weight:700;color:var(--green);}
.qbar-timer svg{flex-shrink:0;}
.qbar-pause{background:var(--amber-m);color:#78350F;font-size:9px;font-weight:700;padding:3px 9px;border-radius:5px;}

.qbody{padding:18px 18px 14px;}
.qlabel{font-size:10px;font-weight:600;color:var(--hint);margin-bottom:4px;}
.qtext{font-size:11.5px;font-weight:500;color:var(--text);line-height:1.65;margin-bottom:14px;}
.qopt{display:flex;align-items:flex-start;gap:9px;padding:8px 10px;border:1px solid #F0F4F8;border-radius:7px;margin-bottom:5px;font-size:11px;color:var(--sub);line-height:1.5;}
.qopt:last-of-type{margin-bottom:0;}
.qopt .cb{width:13px;height:13px;min-width:13px;border:1.5px solid #CBD5E1;border-radius:3px;margin-top:1px;}
.qopt .ltr{font-weight:800;font-size:10px;color:var(--blue);min-width:14px;}

.qfooter{display:flex;align-items:center;justify-content:space-between;padding:10px 18px;border-top:1px solid #F0F4F8;}
.qf-review{font-size:10px;color:var(--blue);font-weight:600;display:flex;align-items:center;gap:4px;}
.qf-prev{font-size:10px;color:var(--sub);font-weight:600;}
.qf-next{background:var(--blue-l);color:var(--blue-d);font-size:10px;font-weight:700;padding:6px 14px;border-radius:6px;border:none;cursor:pointer;display:flex;align-items:center;gap:4px;}
.qf-next-gray{background:#F1F5F9;color:var(--hint);font-size:10px;font-weight:700;padding:6px 14px;border-radius:6px;border:none;}

/* multi-select blue bottom button */
.qbtn-blue{display:block;width:calc(100% - 36px);margin:0 18px 14px;background:var(--blue-l);color:var(--blue-d);font-size:11px;font-weight:700;text-align:center;padding:9px;border-radius:8px;border:none;cursor:pointer;letter-spacing:.04em;}

/* drag/drop layout */
.drag-table{width:100%;border-collapse:collapse;margin-bottom:10px;}
.drag-table td{padding:4px 0;}
.drag-left{background:var(--blue);color:#fff;padding:6px 10px;border-radius:6px;font-size:10.5px;font-weight:600;white-space:nowrap;text-align:center;}
.drag-right{background:#F1F5F9;border-radius:4px;height:28px;width:100px;}
.drag-right-txt{background:#F1F5F9;border-radius:4px;padding:5px 9px;font-size:10px;color:var(--sub);}
.drag-gap{width:14px;}
.drag-footer{display:block;width:calc(100% - 36px);margin:0 18px 14px;background:var(--blue-l);color:var(--blue-d);font-size:10px;font-weight:700;text-align:center;padding:8px;border-radius:7px;border:none;letter-spacing:.04em;}

/* fill in blank */
.fib-steps{background:#F8FAFC;border:1px solid #F0F4F8;border-radius:8px;padding:11px 13px;margin-bottom:12px;font-size:11px;line-height:1.9;color:var(--sub);}
.fib-steps strong{color:var(--text);}
.fib-line{border-bottom:1.5px solid #CBD5E1;display:inline-block;width:180px;margin-left:4px;vertical-align:middle;}

/* hotspot chart */
.chart-outer{background:#fff;border:1px solid #F0F4F8;border-radius:8px;padding:10px;}
.chart-title{font-size:11px;font-weight:700;color:var(--text);text-align:center;margin-bottom:8px;}

@media(max-width:860px){
  .ep-grid{grid-template-columns:1fr;}
  .ep-info{padding:30px 24px;border-right:none;border-bottom:1px solid var(--border);}
  .ep-mock{padding:24px;}
}
@media(max-width:560px){
  .ehs-section{padding:52px 16px 64px;}
  .strip{grid-template-columns:repeat(3,1fr);min-width:0;}
  .ep-nav{padding:14px 16px;}
  .ep-btn{padding:9px 16px;font-size:12px;}
  .ep-btn span{display:none;}
}




/* ── LAYOUT: full-width stacked ── */
.main-grid{display:flex;flex-direction:column;gap:24px;margin-bottom:24px;}
.top-left{}

/* VIDEO */
.video-card{border-radius:18px;overflow:hidden;border:1.5px solid var(--border);}
.video-area{
  background:#0F2A4A;
  aspect-ratio:16/9;
  display:flex;align-items:center;justify-content:center;
  position:relative;cursor:pointer;
}
.video-chip{
  position:absolute;top:14px;left:14px;
  background:var(--blue);color:#fff;
  font-size:9px;font-weight:700;padding:4px 11px;
  border-radius:5px;letter-spacing:.1em;text-transform:uppercase;
}
.video-play{
  width:60px;height:60px;background:#fff;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  border:3px solid rgba(26,107,204,.25);
  transition:transform .2s;
}
.video-area:hover .video-play{transform:scale(1.08);}
.video-play svg{color:var(--blue);margin-left:5px;}
.video-overlay{
  position:absolute;bottom:0;left:0;right:0;
  padding:14px 18px;
  background:linear-gradient(transparent,rgba(10,26,50,.92));
}
.video-title{font-size:12px;font-weight:700;color:#fff;margin-bottom:3px;}
.video-sub{font-size:10px;color:rgba(255,255,255,.5);display:flex;align-items:center;gap:5px;}
.video-sub svg{flex-shrink:0;}

/* RIGHT COLUMN */
.right-col{display:flex;flex-direction:column;gap:18px;}

/* headline card */
.head-card{
  background:var(--surface);border:1.5px solid var(--border);
  border-radius:16px;padding:24px 26px;
}
.hc-eyebrow{font-size:10px;font-weight:700;letter-spacing:.15em;text-transform:uppercase;color:var(--amber);margin-bottom:10px;}
.hc-h{font-size:clamp(17px,2.2vw,22px);font-weight:900;color:var(--text);line-height:1.2;letter-spacing:-.02em;margin-bottom:10px;}
.hc-h .pmp{display:inline-block;border:2px solid var(--blue);color:var(--blue);font-size:.8em;padding:1px 7px;border-radius:5px;vertical-align:middle;margin:0 3px;line-height:1.4;}
.hc-p{font-size:13px;color:var(--sub);line-height:1.75;}

/* difficulty section */
.diff-card{margin-bottom:24px;}
.diff-section-label{
  font-size:22px;
  font-weight:700;
  text-transform:uppercase;
  color:#BA7517;margin-bottom:18px;
   text-align: center;
   
  }

.diff-rows-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}
.diff-row{
  background:#FFFFFF;
  border:1.5px solid #E5E7EB;
  border-radius:12px;
  padding:24px 22px 20px;
}
.diff-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;}
.diff-name{font-size:16px;font-weight:800;color:#0F172A;letter-spacing:-.01em;}
.diff-badge{
  font-size:10px;font-weight:700;
  letter-spacing:.06em;text-transform:uppercase;
  color:#ffffff;background:#428dff;
  border:none;
  padding:5px 12px;border-radius:6px;
}
.diff-vs-row{
  display:grid;grid-template-columns:1fr auto 1fr;
  align-items:center;gap:8px;margin-bottom:18px;
}
.diff-col{text-align:center;}
.diff-col-label{font-size:9px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:#475569;margin-bottom:5px;}
.diff-col-num{font-size:40px;font-weight:900;letter-spacing:-.04em;line-height:1;}
.diff-col-num.actual{color:#428dff;opacity:.25;}
.diff-col-num.ours{color:#428dff;}
.diff-vs-sep{font-size:10px;font-weight:700;color:#428dff;opacity:.3;padding-bottom:6px;}
.diff-bar-stack{}
.diff-bar-track{height:5px;background:#F1F5F9;border-radius:99px;overflow:hidden;position:relative;}
.diff-bar-actual{position:absolute;top:0;left:0;height:100%;border-radius:99px;background:#428dff;opacity:.18;}
.diff-bar-ours{position:absolute;top:0;left:0;height:100%;border-radius:99px;background:#428dff;}
.diff-note{
  background:#E6F1FB;border:1px solid #B5D4F4;
  border-radius:12px;padding:13px 18px;margin-top:16px;
  font-size:13px;color:#0C447C;font-style:normal;font-weight:700;line-height:1.7;
  display:flex;align-items:flex-start;gap:10px;
}
.diff-note svg{flex-shrink:0;margin-top:2px;color:#428dff;}

/* ── BOTTOM GRID: small video left + pricing right ── */
.bottom-grid{display:grid;grid-template-columns:1fr 1.6fr;gap:24px;align-items:stretch;}

/* SMALL VIDEO CARD */
.small-video-card{
  background:#F0F7FF;
  border:1.5px solid #BFDBFE;
  border-radius:18px;
  overflow:hidden;
  display:flex;flex-direction:column;
}
.sv-thumb{
  flex:1;background:#0F2A4A;
  display:flex;align-items:center;justify-content:center;
  position:relative;min-height:160px;cursor:pointer;
}
.sv-thumb--yt{padding:0;}
.sv-yt-thumb{
  position:absolute;inset:0;width:100%;height:100%;
  object-fit:cover;opacity:.85;transition:opacity .2s;
}
.sv-thumb--yt:hover .sv-yt-thumb{opacity:1;}
.sv-yt-link{color:var(--hint);text-decoration:none;}
.sv-yt-link:hover{color:var(--blue);text-decoration:underline;}
.sv-chip{
  position:absolute;top:12px;left:12px;
  background:rgba(26,107,204,.9);color:#fff;
  font-size:9px;font-weight:700;padding:3px 10px;
  border-radius:5px;letter-spacing:.1em;text-transform:uppercase;
}
.sv-play{
  width:48px;height:48px;background:#fff;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  border:3px solid rgba(26,107,204,.2);transition:transform .2s;
}
.sv-thumb:hover .sv-play{transform:scale(1.1);}
.sv-play svg{color:var(--blue);margin-left:4px;}
.sv-foot{
  padding:14px 18px;
  background:#F0F7FF;
}
.sv-label{font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--blue);margin-bottom:4px;}
.sv-title{font-size:13px;font-weight:700;color:var(--text);margin-bottom:3px;line-height:1.35;}
.sv-sub{font-size:11px;color:var(--hint);display:flex;align-items:center;gap:4px;}
.pricing-section{
  background:#fff;
  border:1.5px solid var(--border);
  border-radius:18px;
  padding:32px 36px;
  display:grid;
  grid-template-columns:1fr auto;
  gap:32px;
  align-items:center;
}
.ps-left{}
.ps-badge{
  display:inline-flex;align-items:center;gap:6px;
  background:#FAEEDA;color:#BA7517;
  font-size:11px;font-weight:700;padding:5px 12px;
  border-radius:6px;margin-bottom:16px;letter-spacing:.04em;
}
.ps-badge-dot{width:6px;height:6px;border-radius:50%;background:var(--blue);}
.ps-was{font-size:13px;color:var(--hint);text-decoration:line-through;margin-bottom:4px;}
.ps-label{font-size:13px;color:var(--sub);font-weight:500;margin-bottom:4px;}
.ps-price{font-size:clamp(36px,5vw,52px);font-weight:900;color:var(--text);letter-spacing:-.04em;line-height:1;margin-bottom:6px;}
.ps-price span{font-size:.55em;font-weight:700;color:var(--sub);margin-right:2px;vertical-align:baseline;}
.ps-off{display:inline-block;background:#DCFCE7;color:#15803D;font-size:11px;font-weight:800;padding:3px 10px;border-radius:6px;letter-spacing:.04em;}

.ps-right{display:flex;flex-direction:column;align-items:flex-end;gap:20px;}
.ps-stats{display:flex;align-items:stretch;gap:0;border:1.5px solid var(--border);border-radius:12px;overflow:hidden;}
.ps-stat{padding:14px 22px;text-align:center;border-right:1px solid var(--border);}
.ps-stat:last-child{border-right:none;}
.ps-stat-v{font-size:20px;font-weight:900;color:var(--blue);letter-spacing:-.02em;line-height:1;margin-bottom:3px;}
.ps-stat-l{font-size:9px;font-weight:700;color:var(--hint);text-transform:uppercase;letter-spacing:.12em;}
.ps-actions{display:flex;flex-direction:column;align-items:flex-end;gap:8px;}
.ps-btn{
  background:var(--blue);color:#fff;
  font-size:14px;font-weight:800;
  padding:14px 40px;border-radius:9px;
  border:none;cursor:pointer;
  transition:background .18s;white-space:nowrap;
}
.ps-btn:hover{background:#428dff;}
.ps-note{font-size:11px;color:var(--hint);font-style:italic;text-align:right;line-height:1.5;}

/* ── RESPONSIVE ── */
@media(max-width:860px){
  .diff-rows-grid{grid-template-columns:1fr;}
  .bottom-grid{grid-template-columns:1fr;}
  .pricing-section{grid-template-columns:1fr;}
  .ps-right{align-items:flex-start;}
  .ps-note{text-align:left;}
}
@media(max-width:480px){
  .section{padding:52px 16px 64px;}
  .diff-card{padding:20px 18px;}
  .ps-stats{flex-wrap:wrap;}
  .ps-stat{flex:1;min-width:80px;}
}