/* ============================================================
   ai-content-optimization.css  -  prefix: aco-
   Colors: #0057ff (blue) | #7c3aed (purple) | #0A0820 (dark)
           #6B6B7B (muted) | #EBE8F5 (border) | #F8F7FD (light)
   NEVER use #6366f1 or #8b5cf6
   NEVER use em dash, use hyphen only
   ============================================================ */

body{background:#fff;}

/* ============ SHARED ============ */
.aco-inner{max-width:1440px;margin:0 auto;padding:0 130px}

.aco-section-eyebrow{
  font-size:11px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;
  color:#0057ff;margin-bottom:16px;
}
.aco-eyebrow-center{text-align:center}
.aco-eyebrow-light{color:rgba(130,110,255,.8)}

.aco-h2{font-size:34px;font-weight:700;letter-spacing:-.02em;color:#0A0820;margin:0 0 20px;line-height:1.18}
.aco-h2-center{text-align:center;margin-bottom:48px}
.aco-h2-light{color:#fff;margin-bottom:20px}

.aco-p{font-size:15px;line-height:1.72;color:#6B6B7B;margin:0 0 14px}
.aco-p-light{color:rgba(200,195,230,.75)}
.aco-p:last-child{margin-bottom:0}

.aco-grad-text{
  background:linear-gradient(135deg,#0057ff,#7c3aed);
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;
  background-clip:text;
}
.aco-grad-text-light{
  background:linear-gradient(135deg,#6ea8ff,#c084fc);
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;
  background-clip:text;
}

/* ============ SCROLL REVEAL ============ */
.aco-reveal{opacity:0;transform:translateY(24px);transition:opacity .7s cubic-bezier(.22,1,.36,1),transform .7s cubic-bezier(.22,1,.36,1);transition-delay:var(--reveal-delay,0s)}
.aco-reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.aco-reveal{opacity:1;transform:none;transition:none}}

/* ============ HERO ============ */
.aco-hero{
  padding:88px 0 96px;overflow-x:clip;
  background-color:#f1f2f3;
  background-image:url('https://cdn.prod.website-files.com/65c292289fb0ea1ff3a84bd3/69e74f4f8065c619d9f6af08_hero-bg.avif');
  background-position:50% -2%;background-repeat:no-repeat;background-size:contain;
  position:relative;
}
.aco-hero-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:72px;align-items:center;
  position:relative;z-index:1;
}

/* Hero Left */
.aco-eyebrow{
  display:inline-block;background:rgba(0,87,255,.07);border:1px solid rgba(0,87,255,.18);
  border-radius:999px;padding:5px 14px;
  font-size:11px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:#0057ff;
  margin-bottom:24px;
}
.aco-title{font-size:50px;font-weight:700;line-height:1.08;letter-spacing:-.03em;color:#0A0820;margin:0 0 20px}
.aco-sub{font-size:16px;line-height:1.72;color:#6B6B7B;max-width:500px;margin:0 0 32px}

/* Chips */
.aco-chips{display:flex;flex-wrap:wrap;gap:10px}
.aco-chip{
  display:inline-flex;align-items:center;gap:7px;
  background:#fff;border:1px solid #EBE8F5;border-radius:999px;
  padding:7px 14px;font-size:13px;font-weight:600;color:#0A0820;
  box-shadow:0 2px 12px -4px rgba(0,87,255,.1);
}
.aco-chip svg{color:#0057ff;flex:none}

/* Hero Right - Flow Diagram */
.aco-hero-right{display:flex;justify-content:center;align-items:center}

.aco-flow{
  position:relative;
  display:flex;flex-direction:column;align-items:center;gap:0;
  width:380px;
}

.aco-flow-card{
  width:100%;display:flex;align-items:center;gap:14px;
  border-radius:14px;padding:16px 20px;
  position:relative;z-index:2;
}
.aco-flow-plain{
  background:#fff;border:1px solid #EBE8F5;
  box-shadow:0 4px 20px -6px rgba(0,87,255,.1);
}
.aco-flow-highlight{
  background:linear-gradient(135deg,#0057ff 0%,#4b23d9 50%,#7c3aed 100%);
  border:none;
  box-shadow:0 12px 40px -10px rgba(0,87,255,.45);
}

.aco-flow-ico{
  width:44px;height:44px;flex:none;border-radius:10px;
  background:rgba(0,87,255,.08);color:#0057ff;
  display:flex;align-items:center;justify-content:center;
}
.aco-flow-highlight .aco-flow-ico{background:rgba(255,255,255,.18);color:#fff}

.aco-flow-body{}
.aco-flow-title{font-size:14px;font-weight:700;color:#0A0820;margin-bottom:3px}
.aco-flow-desc{font-size:12px;line-height:1.5;color:#6B6B7B}
.aco-flow-highlight .aco-flow-title{color:#fff}
.aco-flow-highlight .aco-flow-desc{color:rgba(255,255,255,.78)}

.aco-flow-arrow{
  display:flex;align-items:center;justify-content:center;
  color:rgba(0,87,255,.35);height:28px;z-index:2;
}

/* Decorative dot grid */
.aco-flow-dots{
  position:absolute;right:-30px;top:50%;transform:translateY(-50%);
  display:grid;grid-template-columns:repeat(5,1fr);gap:7px;
  pointer-events:none;z-index:1;
}
.aco-flow-dots span{
  width:5px;height:5px;border-radius:999px;
  background:#0057ff;opacity:.12;
}

/* ============ THE PROBLEM (dark) ============ */
.aco-problem{
  background:linear-gradient(180deg,#0A0820 0%,#10102E 100%);
  padding:88px 0;
}
.aco-problem-grid{
  display:grid;grid-template-columns:1fr 1.35fr;gap:72px;align-items:center;
}

/* Problem cards */
.aco-prob-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.aco-prob-card{
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08);
  border-radius:16px;padding:24px;
  transition:background .22s,border-color .22s;
}
.aco-prob-card:hover{background:rgba(0,87,255,.07);border-color:rgba(0,87,255,.2)}
.aco-prob-ico{
  width:44px;height:44px;border-radius:12px;
  background:rgba(255,255,255,.06);color:rgba(120,140,255,.8);
  display:flex;align-items:center;justify-content:center;
  margin-bottom:14px;
}
.aco-prob-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:8px}
.aco-prob-desc{font-size:13px;line-height:1.6;color:rgba(180,175,215,.65);margin:0}

/* ============ HOW AI READS CONTENT ============ */
.aco-how{padding:88px 0;background:#fff}
.aco-how-grid{
  display:grid;grid-template-columns:1fr 1.6fr;gap:72px;align-items:center;
}

/* Nodes row */
.aco-nodes{
  display:flex;align-items:flex-start;gap:0;
}
.aco-node{
  flex:1;text-align:center;display:flex;flex-direction:column;align-items:center;
}
.aco-node-ico{
  width:64px;height:64px;border-radius:999px;
  background:rgba(0,87,255,.07);color:#0057ff;
  display:flex;align-items:center;justify-content:center;
  margin-bottom:14px;border:1.5px solid rgba(0,87,255,.12);
  box-shadow:0 4px 18px -6px rgba(0,87,255,.15);
}
.aco-node-title{font-size:13.5px;font-weight:700;color:#0A0820;margin-bottom:6px}
.aco-node-desc{font-size:12px;line-height:1.5;color:#6B6B7B;max-width:110px;margin:0 auto}
.aco-node-connector{
  flex:none;width:36px;display:flex;align-items:flex-start;justify-content:center;
  gap:4px;padding-top:30px;
}
.aco-node-connector span{width:5px;height:5px;border-radius:999px;background:rgba(0,87,255,.22)}

/* ============ WHAT WE OPTIMIZE ============ */
.aco-optimize{padding:88px 0;background:#F8F7FD}
.aco-optimize .aco-section-eyebrow{margin-bottom:10px}

.aco-opt-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.aco-opt-card{
  background:#fff;border:1px solid #EBE8F5;border-radius:16px;
  padding:28px 24px;
  transition:box-shadow .22s,transform .22s,border-color .22s;
}
.aco-opt-card:hover{
  box-shadow:0 16px 48px -12px rgba(0,87,255,.14);
  transform:translateY(-4px);border-color:rgba(0,87,255,.18);
}
.aco-opt-ico{
  width:52px;height:52px;border-radius:14px;
  background:rgba(0,87,255,.08);color:#0057ff;
  display:flex;align-items:center;justify-content:center;
  margin-bottom:18px;
}
.aco-opt-title{font-size:16px;font-weight:700;color:#0A0820;margin:0 0 10px}
.aco-opt-desc{font-size:13.5px;line-height:1.65;color:#6B6B7B;margin:0}

/* ============ BEFORE / AFTER ============ */
.aco-compare{padding:88px 0;background:#F8F7FD}
.aco-compare .aco-section-eyebrow{margin-bottom:10px}

.aco-compare-wrap{
  display:grid;grid-template-columns:1fr 56px 1fr;gap:20px;align-items:stretch;
}

.aco-cmp-card{
  padding:36px 32px;border-radius:20px;
}
.aco-cmp-before{
  background:#fff;border:1px solid #EBE8F5;
  box-shadow:0 4px 24px -8px rgba(0,0,0,.06);
}
.aco-cmp-after{
  background:linear-gradient(160deg,#f5f4ff 0%,#edf0ff 100%);
  border:1.5px solid rgba(0,87,255,.2);
  box-shadow:0 4px 24px -8px rgba(0,87,255,.12);
}

.aco-cmp-head{font-size:16px;font-weight:700;color:#0A0820;margin-bottom:24px}
.aco-cmp-head-blue{color:#0057ff}

.aco-cmp-list{list-style:none;padding:0;margin:0 0 28px;display:flex;flex-direction:column;gap:13px}
.aco-cmp-list li{
  display:flex;align-items:center;gap:10px;
  font-size:14px;line-height:1.4;color:#6B6B7B;
}
.aco-cmp-after .aco-cmp-list li{color:#0A0820}

.aco-cmp-x{
  width:20px;height:20px;flex:none;border-radius:999px;
  background:rgba(239,68,68,.1);color:#EF4444;
  display:inline-flex;align-items:center;justify-content:center;
}
.aco-cmp-ck{
  width:20px;height:20px;flex:none;border-radius:999px;
  background:rgba(0,87,255,.12);color:#0057ff;
  display:inline-flex;align-items:center;justify-content:center;
}

.aco-cmp-answer{
  border-radius:10px;padding:16px 18px;
}
.aco-answer-before{background:rgba(0,0,0,.04);border:1px solid rgba(0,0,0,.07)}
.aco-answer-after{background:rgba(0,87,255,.06);border:1px solid rgba(0,87,255,.18)}

.aco-answer-label{
  font-size:10px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;
  color:#6B6B7B;margin-bottom:6px;
}
.aco-answer-label-blue{color:#0057ff}
.aco-answer-text{font-size:13.5px;line-height:1.6;color:#6B6B7B}
.aco-answer-text-blue{color:#0057ff}

.aco-cmp-vs{
  align-self:center;
  display:flex;align-items:center;justify-content:center;
  width:40px;height:40px;border-radius:999px;
  background:#fff;border:1.5px solid #EBE8F5;
  box-shadow:0 2px 10px rgba(0,0,0,.06);
  font-size:10px;font-weight:800;letter-spacing:.06em;color:#6B6B7B;
  margin:0 auto;
}

/* ============ FRAMEWORK ============ */
.aco-framework{padding:88px 0;background:#fff}
.aco-framework .aco-section-eyebrow{margin-bottom:10px}

.aco-fw-row{
  display:flex;align-items:flex-start;gap:0;margin-top:8px;
}
.aco-fw-step{
  flex:1;text-align:center;display:flex;flex-direction:column;align-items:center;gap:0;
}
.aco-fw-num{
  width:36px;height:36px;border-radius:999px;
  background:linear-gradient(135deg,#0057ff,#7c3aed);
  font-size:12px;font-weight:700;color:#fff;
  display:flex;align-items:center;justify-content:center;
  margin-bottom:12px;letter-spacing:.02em;
}
.aco-fw-ico{
  width:56px;height:56px;border-radius:999px;
  background:#F8F7FD;border:1.5px solid #EBE8F5;color:#0057ff;
  display:flex;align-items:center;justify-content:center;
  margin-bottom:14px;
  box-shadow:0 4px 16px -6px rgba(0,87,255,.12);
}
.aco-fw-title{font-size:13.5px;font-weight:700;color:#0A0820;margin-bottom:8px}
.aco-fw-desc{font-size:12.5px;line-height:1.6;color:#6B6B7B;margin:0;max-width:130px}
.aco-fw-connector{
  flex:none;width:44px;display:flex;align-items:flex-start;justify-content:center;
  gap:5px;padding-top:56px;
}
.aco-fw-connector span{width:5px;height:5px;border-radius:999px;background:rgba(0,87,255,.22)}

/* ============ STATS ============ */
.aco-stats{padding:72px 0;background:#F8F7FD}
.aco-stats-grid{
  display:flex;align-items:stretch;gap:0;
  background:#fff;border-radius:20px;border:1px solid #EBE8F5;
  overflow:hidden;box-shadow:0 4px 32px -8px rgba(0,87,255,.08);
}
.aco-stat-item{
  flex:1;display:flex;align-items:center;gap:18px;
  padding:36px 28px;
}
.aco-stat-item+.aco-stat-item{border-left:1px solid #EBE8F5}
.aco-stat-ico{
  width:52px;height:52px;flex:none;border-radius:14px;
  background:rgba(0,87,255,.07);color:#0057ff;
  display:flex;align-items:center;justify-content:center;
}
.aco-stat-val{
  font-size:48px;font-weight:700;letter-spacing:-.04em;line-height:1;
  background:linear-gradient(135deg,#0057ff,#7c3aed);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
  margin-bottom:6px;
}
.aco-stat-lab{font-size:13px;color:#6B6B7B;line-height:1.4;font-weight:500}

/* ============ FAQ ============ */
.aco-faq{padding:100px 0;background:#fff}
.aco-faq-grid{
  display:grid;grid-template-columns:1.2fr 1fr;gap:72px;align-items:center;
}

/* Accordion */
.aco-acc-list{display:flex;flex-direction:column;gap:0;border:1px solid #EBE8F5;border-radius:16px;overflow:hidden}
.aco-acc-item{border-bottom:1px solid #EBE8F5}
.aco-acc-item:last-child{border-bottom:none}
.aco-acc-btn{
  width:100%;background:none;border:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;text-align:left;
  font-family:inherit;
}
.aco-acc-btn span{
  font-size:15px;font-weight:600;color:#0A0820;line-height:1.4;
}
.aco-acc-icon{
  width:32px;height:32px;flex:none;border-radius:999px;
  background:#F8F7FD;border:1px solid #EBE8F5;color:#0057ff;
  display:flex;align-items:center;justify-content:center;
  transition:background .2s,transform .3s;
}
.aco-acc-item.open .aco-acc-icon{
  background:linear-gradient(135deg,#0057ff,#7c3aed);
  color:#fff;border-color:transparent;
  transform:rotate(45deg);
}
.aco-acc-item.open .aco-acc-btn span{color:#0057ff}
.aco-acc-panel{
  max-height:0;overflow:hidden;
  transition:max-height .35s cubic-bezier(.22,1,.36,1);
}
.aco-acc-panel p{
  font-size:14px;line-height:1.75;color:#6B6B7B;
  margin:0;padding:0 24px 20px;
}

/* CTA Card */
.aco-cta-card{
  background:linear-gradient(160deg,#F8F7FD 0%,#EEE9FF 100%);
  border:1px solid #EBE8F5;border-radius:20px;
  padding:48px 40px;position:relative;overflow:hidden;
}
.aco-cta-dots{
  position:absolute;top:0;right:0;
  width:140px;height:140px;
  background-image:radial-gradient(circle,rgba(0,87,255,.2) 1.5px,transparent 1.5px);
  background-size:16px 16px;
  opacity:.5;pointer-events:none;
}
.aco-cta-heading{
  font-size:20px;font-weight:700;line-height:1.3;letter-spacing:-.02em;
  color:#0A0820;margin:0 0 12px;position:relative;z-index:1;
}
.aco-cta-sub{
  font-size:14px;line-height:1.65;color:#6B6B7B;margin:0 0 28px;
  position:relative;z-index:1;
}
.aco-cta-btn{
  display:inline-block;
  background:linear-gradient(135deg,#0057ff 0%,#7c3aed 100%);
  color:#fff;font-size:14px;font-weight:700;
  padding:13px 24px;border-radius:10px;text-decoration:none;
  transition:opacity .2s,transform .2s;
  position:relative;z-index:1;
}
.aco-cta-btn:hover{opacity:.9;transform:translateY(-2px)}

/* ============ RESPONSIVE ============ */
@media(max-width:1280px){
  .aco-inner{padding:0 60px}
  .aco-title{font-size:42px}
  .aco-flow{width:340px}
  .aco-opt-grid{gap:14px}
  .aco-stat-val{font-size:40px}
  .aco-fw-desc{max-width:110px}
}

@media(max-width:1024px){
  .aco-inner{padding:0 40px}
  .aco-hero-grid{grid-template-columns:1fr;gap:48px}
  .aco-hero-right{order:-1}
  .aco-flow{width:400px}
  .aco-title{font-size:36px}
  .aco-sub{max-width:100%}
  .aco-problem-grid{grid-template-columns:1fr;gap:40px}
  .aco-how-grid{grid-template-columns:1fr;gap:40px}
  .aco-nodes{flex-wrap:wrap;justify-content:center;gap:20px}
  .aco-node-connector{display:none}
  .aco-node{flex:0 0 40%}
  .aco-opt-grid{grid-template-columns:1fr 1fr;gap:16px}
  .aco-compare-wrap{grid-template-columns:1fr 56px 1fr;gap:16px}
  .aco-faq-grid{grid-template-columns:1fr;gap:40px}
  .aco-stats-grid{flex-wrap:wrap}
  .aco-stat-item{flex:0 0 calc(50% - 8px);border-left:none;border:1px solid #EBE8F5;border-radius:12px}
  .aco-fw-desc{max-width:100px;font-size:11.5px}
}

@media(max-width:860px){
  .aco-inner{padding:0 28px}
  .aco-hero{padding:56px 0 64px}
  .aco-problem,.aco-how,.aco-optimize,.aco-compare,.aco-framework,.aco-faq{padding:64px 0}
  .aco-stats{padding:48px 0}
  .aco-h2-center{margin-bottom:36px}
  .aco-title{font-size:30px}
  .aco-h2{font-size:26px}
  .aco-flow{width:100%;max-width:400px}
  .aco-flow-dots{display:none}
  .aco-prob-grid{grid-template-columns:1fr 1fr}
  .aco-opt-grid{grid-template-columns:1fr 1fr}
  /* compare: stack vertically */
  .aco-compare-wrap{grid-template-columns:1fr;gap:12px}
  .aco-cmp-vs{width:40px;height:40px}
  /* framework: vertical list with grid row for each step */
  .aco-fw-row{flex-direction:column;align-items:stretch;gap:0}
  .aco-fw-connector{width:100%;height:28px;padding-top:0;flex-direction:row;align-items:center;justify-content:flex-start;padding-left:50px}
  .aco-fw-step{
    display:grid;
    grid-template-columns:36px 52px 1fr;
    grid-template-rows:auto auto;
    column-gap:14px;row-gap:4px;
    padding:16px 0;text-align:left;
  }
  .aco-fw-num{grid-column:1;grid-row:1/3;align-self:center;margin-bottom:0}
  .aco-fw-ico{grid-column:2;grid-row:1/3;align-self:center;width:48px;height:48px;margin-bottom:0}
  .aco-fw-title{grid-column:3;grid-row:1;align-self:end;margin-bottom:0;font-size:14px}
  .aco-fw-desc{grid-column:3;grid-row:2;align-self:start;max-width:none;font-size:13px}
  /* stats: single column */
  .aco-stat-item{flex:0 0 100%;border:none;border-bottom:1px solid #EBE8F5;border-radius:0;padding:24px 20px}
  .aco-stat-item:last-child{border-bottom:none}
  .aco-stats-grid{border-radius:16px}
}

@media(max-width:640px){
  .aco-inner{padding:0 18px}
  .aco-hero{padding:40px 0 48px}
  .aco-problem,.aco-how,.aco-optimize,.aco-compare,.aco-framework,.aco-faq{padding:48px 0}
  .aco-stats{padding:36px 0}
  .aco-h2-center{margin-bottom:28px}
  .aco-title{font-size:26px}
  .aco-h2{font-size:21px}
  .aco-sub{font-size:15px}
  .aco-hero-right{display:none}
  .aco-chips{gap:8px}
  .aco-chip{font-size:12px;padding:6px 12px}
  .aco-prob-grid{grid-template-columns:1fr}
  .aco-opt-grid{grid-template-columns:1fr}
  .aco-nodes{ flex-direction: column; gap: 10px; }
  .aco-node-connector{ display: none; }
  .aco-node{
    flex: none; width: 100%;
    flex-direction: row; align-items: center;
    gap: 14px; text-align: left;
    background: #F6F5FB; border-radius: 12px;
    padding: 14px 16px;
  }
  .aco-node-ico{
    width: 44px; height: 44px; flex-shrink: 0; margin-bottom: 0;
  }
  .aco-node-desc{ max-width: 100%; margin: 0; }
  .aco-cmp-card{padding:22px 18px}
  .aco-fw-step{grid-template-columns:32px 44px 1fr;column-gap:10px}
  .aco-fw-ico{width:40px;height:40px}
  .aco-fw-num{width:30px;height:30px;font-size:11px}
  .aco-faq-grid{gap:28px}
  .aco-cta-card{padding:28px 24px}
  .aco-cta-heading{font-size:17px}
  .aco-stat-val{font-size:34px}
  .aco-stat-ico{width:44px;height:44px}
  .aco-acc-btn{padding:16px 18px}
  .aco-acc-btn span{font-size:14px}
  .aco-acc-panel p{padding:0 18px 16px}
}