:root {
  --void:    #291a3e;
  --deep:    #1f1232;
  --surface: #23133a;
  --raised:  #1f1232;
  --border:  #3a1c63;
  --border2: #5e309d;
  --purple:  #7B2FBE;
  --purple2: #9D4EDD;
  --purple-dim:rgba(123,47,190,.12);
  --purple-glow:rgba(123,47,190,.4);
  --cream:   #F0F0F8;
  --cream2:  #A8A8C0;
  --cream3:  #5A5A7A;
  --mint:    #af62c8;
  --mint-dim:#311d38;
  --amber:   #f5a623;
  --blue:    #af62c8;
  --blue-dim:#311d38;
}

*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}

.resilient-secrets-focused {
  background:#191127;
  color:var(--cream);
  min-height:100vh;
  overflow-x:hidden;
  position: relative;
  height: 100vh;
}

/* ── GRAIN OVERLAY ── */
.resilient-secrets-focused::after {
  content:'';position:absolute;inset:0;pointer-events:none;z-index:1;
  background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.035'/%3E%3C/svg%3E");
  opacity:.6;
}

/* ── PROGRESS BAR ── */
#prog{position:sticky;top:0;left:0;height:2px;z-index:5;
  background:linear-gradient(90deg,#7B2FBE,#9D4EDD,var(--mint));
  width:0;transition:width .1s linear;pointer-events:none}

/* ══════════════ HEADER ══════════════ */
.hdr {
  position:sticky;top:0;z-index:1;
  height:60px;
  background:#180f26;
  backdrop-filter:blur(16px);
  border-bottom:1px solid var(--border);
  display:flex;align-items:center;justify-content:space-between;
  padding:0 48px;
}

.hdr-brand {
  display:flex;align-items:center;gap:12px;
  text-decoration:none;
}

.hdr-shield {
  width:32px;height:32px;flex-shrink:0;
}

.hdr-wordmark {
  font-size:20px;color:var(--cream);
  line-height:1;
}
.hdr-wordmark span{color:var(--purple);}

.hdr-nav {
  display:flex;gap:4px;
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:8px;
  padding:4px;
}

.nav-pill {
  padding:6px 14px;
  border:none;background:none;
  font-size:10px;text-transform:uppercase;
  color:var(--cream3);cursor:pointer;border-radius:5px;
  transition:all .2s;white-space:nowrap;
}
.nav-pill:hover{color:var(--cream2);}
.nav-pill.active{background:var(--purple);color:#fff;}

/* ══════════════ HERO ══════════════ */
.hero {
  position:relative;
  padding:100px 48px 90px;
  overflow:hidden;
  border-bottom:1px solid var(--border);
}

/* Big background text */
.hero-bg-text {
  position:absolute;right:-20px;top:50%;transform:translateY(-50%);
  font-size:clamp(120px,18vw,260px);
  line-height:1;
  color:rgba(123,47,190,.05);
  pointer-events:none;user-select:none;white-space:nowrap;
}

.hero-grid {
  max-width:1200px;margin:0 auto;
  display:grid;grid-template-columns:1fr 400px;
  gap:80px;align-items:center;position:relative;
}

.hero-kicker {
  display:inline-flex;align-items:center;gap:10px;
  font-size:11px;text-transform:uppercase;
  color:var(--purple);margin-bottom:24px;
}
.hero-kicker::before{
  content:'';width:28px;height:1px;background:var(--purple);
}

.hero h1 {
  font-size:clamp(52px,7vw,96px);
  line-height:.95;
  margin-bottom:28px;color:var(--cream);
}
.hero h1 .accent{color:var(--purple);}

.hero-lead {
  font-size:17px;line-height:1.8;color:var(--cream2);
  max-width:520px;margin-bottom:40px;font-weight:300;
}

.hero-chips {
  display:flex;flex-wrap:wrap;gap:8px;
}
.chip {
  padding:6px 14px;border-radius:4px;
  font-size:10px;
  text-transform:uppercase;
  border:1px solid;
}
.chip-r{color:var(--purple);border-color:rgba(123,47,190,.4);background:var(--purple-dim);}
.chip-m{color:var(--mint);border-color:#3a1c63;background:var(--mint-dim);}
.chip-b{color:var(--blue);border-color:#3a1c63;background:var(--blue-dim);}

/* Hero stats card */
.hero-stats-card {
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:14px;overflow:hidden;
}

.hsc-header {
  padding:16px 20px;
  border-bottom:1px solid var(--border);
  font-size:10px;
  text-transform:uppercase;color:var(--cream3);
  display:flex;align-items:center;gap:8px;
}
.pulse-dot{
  width:7px;height:7px;border-radius:50%;background:var(--mint);
  box-shadow:0 0 8px var(--mint);
  animation:pulseAnim 2s infinite;
}
@keyframes pulseAnim{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.5;transform:scale(.8);}}

.hsc-stat {
  padding:20px 24px;
  border-bottom:1px solid var(--border);
  display:grid;grid-template-columns:auto 1fr;gap:16px;align-items:center;
}
.hsc-stat:last-child{border-bottom:none;}

.hsc-val {
  font-size:40px;line-height:1;
}
.v-red{color:var(--purple);}
.v-mint{color:var(--mint);}
.v-amber{color:var(--amber);}
.v-blue{color:var(--blue);}

.hsc-label{
  font-size:12px;line-height:1.5;color:var(--cream3);
}

/* ══════════════ SECTION SHELL ══════════════ */
.section {
  padding:80px 48px;
  border-bottom:1px solid var(--border);
  max-width:1200px;margin:0 auto;
}

.section-full{
  padding:80px 0;
  border-bottom:1px solid var(--border);
}
.section-full .inner{
  max-width:1200px;margin:0 auto;padding:0 48px;
}

.eyebrow {
  display:inline-flex;align-items:center;gap:10px;
  font-size:10px;text-transform:uppercase;
  color:var(--purple);margin-bottom:16px;
}
.eyebrow::before{content:'//';opacity:.5;}

.sec-title {
  font-size:clamp(32px,4vw,52px);
  color:var(--cream);margin-bottom:14px;line-height:1;
}

.sec-lead {
  font-size:15px;line-height:1.8;color:var(--cream2);
  max-width:600px;font-weight:300;margin-bottom:40px;
}

/* ══════════════ THE PROBLEM ══════════════ */
.problem-grid {
  display:grid;grid-template-columns:1fr 1fr;gap:1px;
  border:1px solid var(--border);border-radius:12px;overflow:hidden;
  margin-top:32px;
}

.problem-col{
  padding:36px 32px;background:var(--surface);
}
.problem-col:first-child{
  border-right:1px solid var(--border);
  background:rgba(123,47,190,.04);
}
.problem-col:last-child{
  background:rgba(183, 0, 229, 0.03);
}

.pc-head {
  font-size:22px;
  margin-bottom:20px;
  display:flex;align-items:center;gap:10px;
}
.pc-head.danger{color:var(--purple);}
.pc-head.success{color:var(--mint);}

.pc-list{list-style:none;display:flex;flex-direction:column;gap:11px;}
.pc-list li{
  font-size:13.5px;line-height:1.6;color:var(--cream2);
  padding-left:22px;position:relative;
}
.pc-list li::before{position:absolute;left:0;top:2px;font-size:13px;}
.pc-list.bad li::before{content:'✕';color:var(--purple);}
.pc-list.good li::before{content:'✓';color:var(--mint);}

/* ══════════════ FEATURES ══════════════ */
.features-grid {
  display:grid;grid-template-columns:repeat(3,1fr);gap:2px;
  background:var(--border);
  border:1px solid var(--border);border-radius:12px;overflow:hidden;
}

.feat {
  background:var(--surface);
  padding:32px 28px;
  transition:background .2s;
  cursor:default;position:relative;overflow:hidden;
}
.feat:hover{background:var(--raised);}

.feat::after{
  content:'';position:absolute;
  top:0;left:0;right:0;height:2px;
  opacity:0;transition:opacity .3s;
}
.feat.f-red::after{background:var(--purple);}
.feat.f-mint::after{background:var(--mint);}
.feat.f-blue::after{background:var(--blue);}
.feat.f-amber::after{background:var(--amber);}
.feat:hover::after{opacity:1;}

.feat-num{
  font-size:48px;line-height:1;
  margin-bottom:12px;
  opacity:.12;position:absolute;right:20px;top:16px;
}
.feat-num.f-red{color:var(--purple);}
.feat-num.f-mint{color:var(--mint);}
.feat-num.f-blue{color:var(--blue);}
.feat-num.f-amber{color:var(--amber);}

.feat-icon-wrap{
  width:44px;height:44px;border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  font-size:22px;margin-bottom:16px;
}
.fw-red{background:var(--purple-dim);border:1px solid rgba(123,47,190,.2);}
.fw-mint{background:var(--mint-dim);border:1px solid rgba(0,229,160,.2);}
.fw-blue{background:var(--blue-dim);border:1px solid rgba(59,158,255,.2);}
.fw-amber{background:rgba(245,166,35,.1);border:1px solid rgba(245,166,35,.2);}

.feat-title{
  font-size:20px;
  color:var(--cream);margin-bottom:10px;
}

.feat-body{
  font-size:13px;line-height:1.75;color:var(--cream2);font-weight:300;
}

.feat-tag{
  display:inline-block;margin-top:14px;
  font-size:9px;
  text-transform:uppercase;
  padding:3px 8px;border-radius:3px;
}
.ft-r{background:var(--purple-dim);color:var(--purple);}
.ft-m{background:var(--mint-dim);color:var(--mint);}
.ft-b{background:var(--blue-dim);color:var(--blue);}
.ft-a{background:rgba(245,166,35,.1);color:var(--amber);}

/* ══════════════ REPLICATION DIAGRAM ══════════════ */
.rep-diagram-wrap{
  background:var(--deep);
  border:1px solid var(--border);
  border-radius:14px;
  overflow:hidden;
  margin-top:32px;
}
.rep-diag-bar{
  height:48px;border-bottom:1px solid var(--border);
  padding:0 20px;
  display:flex;align-items:center;justify-content:space-between;
  background:rgba(255,255,255,.02);
}
.rdb-dots span{
  display:inline-block;width:10px;height:10px;border-radius:50%;margin-right:5px;
}
.rdb-r{background:#ff5f57;}.rdb-y{background:#febc2e;}.rdb-g{background:#28c840;}
.rdb-title{
  font-size:10px;
  text-transform:uppercase;color:var(--cream3);
}
.rdb-status{
  display:flex;align-items:center;gap:6px;
  font-size:10px;
  text-transform:uppercase;color:var(--mint);
}
#repSvg{width:100%;display:block;background:var(--deep);}
.rep-legend{
  padding:12px 20px;border-top:1px solid var(--border);
  display:flex;gap:24px;flex-wrap:wrap;
  background:rgba(255,255,255,.01);
}
.rleg{display:flex;align-items:center;gap:7px;
  font-size:9px;
  text-transform:uppercase;color:var(--cream3);}
.rleg-line{width:24px;height:2px;}
.rleg-dot{width:10px;height:10px;border-radius:50%;flex-shrink:0;}

/* Node info panel */
.rep-info-panel{
  margin-top:20px;
  background:var(--surface);border:1px solid var(--border);
  border-radius:10px;padding:22px 26px;min-height:110px;
  display:grid;grid-template-columns:auto 1fr;gap:22px;align-items:start;
}
.rip-icon{font-size:30px;margin-top:2px;}
.rip-kicker{font-size:9px;
  text-transform:uppercase;color:var(--cream3);margin-bottom:5px;}
.rip-name{font-size:24px;
  color:var(--cream);margin-bottom:8px;line-height:1;}
.rip-badge{
  display:inline-flex;align-items:center;gap:5px;
  padding:3px 10px;border-radius:4px;margin-bottom:10px;
  font-size:9px;text-transform:uppercase;
}
.rb-green{background:rgba(0,229,160,.1);color:var(--mint);border:1px solid rgba(0,229,160,.25);}
.rb-cyan{background:rgba(59,158,255,.1);color:var(--blue);border:1px solid rgba(59,158,255,.25);}
.rb-amber{background:rgba(245,166,35,.1);color:var(--amber);border:1px solid rgba(245,166,35,.25);}
.rb-neutral{background:rgba(255,255,255,.05);color:var(--cream2);border:1px solid var(--border);}
.rip-bd-dot{width:5px;height:5px;border-radius:50%;background:currentColor;}
.rip-body{font-size:13px;line-height:1.7;color:var(--cream2);}
.rip-metrics{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px;}
.rip-metric{background:rgba(255,255,255,.04);border:1px solid var(--border);
  border-radius:6px;padding:8px 14px;}
.ripm-val{font-size:20px;color:var(--cream);line-height:1;}
.ripm-key{font-size:9px;color:var(--cream3);
  text-transform:uppercase;margin-top:2px;}


/* ══════════════ QUIZ ══════════════ */
.quiz-wrap{
  background:var(--surface);border:1px solid var(--border);
  border-radius:12px;padding:40px;margin-top:0;
}
.quiz-hdr{
  display:flex;align-items:center;justify-content:space-between;
  margin-bottom:32px;padding-bottom:24px;
  border-bottom:1px solid var(--border);
}
.quiz-hdr-title{
  
  font-size:32px;
  color:var(--cream);
}
.quiz-score{
  font-size:12px;
  padding:8px 18px;border-radius:20px;
  background:#1f1232;
  border:1px solid #5e309d;
}

.qblock{margin-bottom:30px;padding-bottom:30px;border-bottom:1px solid var(--border);}
.qblock:last-of-type{border-bottom:none;}

.q-num{
  font-size:9px;
  text-transform:uppercase;
  color:var(--cream3);margin-bottom:8px;display:block;
}
.q-text{
  
  font-size:19px;line-height:1.3;
  color:var(--cream);margin-bottom:16px;
}
.q-opts{display:flex;flex-direction:column;gap:8px;}
.q-opt{
  display:flex;align-items:center;gap:12px;
  padding:13px 16px;border-radius:7px;
  border:1px solid var(--border);
  background:var(--deep);cursor:pointer;
  font-size:13.5px;color:var(--cream2);
  transition:all .15s;user-select:none;
}
.q-opt:hover{border-color:var(--border2);color:var(--cream);}
.q-opt.selected{border-color:#5e309d;background:#2a1647;color:var(--cream);}
.q-opt.correct{border-color:#77b255;background:#77b25520;color:#60c090;}
.q-opt.wrong{border-color:#dc143c;background:#dc143c2b;color:#ff7a90;}
.q-ltr{
  width:24px;height:24px;border-radius:5px;
  background:var(--raised);border:1px solid var(--border2);
  display:flex;align-items:center;justify-content:center;
  font-size:10px;
  color:var(--cream3);flex-shrink:0;
}
.q-fb{
  margin-top:10px;padding:11px 14px;border-radius:6px;
  font-size:13px;display:none;line-height:1.6;
}
.q-fb.show{display:block;}
.q-fb.ok{background:#77b25520;color:#60c090;border:1px solid #77b255;}
.q-fb.bad{background:#dc143c2b;color:#ff7a90;border:1px solid #dc143c;}

.quiz-btns{display:flex;gap:12px;margin-top:24px;}
.btn-submit{
  padding:12px 28px;background:var(--purple);border:none;
  border-radius:7px;color:#fff;
  font-size:18px;
  cursor:pointer;transition:background .2s,transform .15s;
}
.btn-submit:hover{background:var(--purple2);transform:translateY(-1px);}
.btn-reset{
  padding:12px 24px;background:var(--raised);
  border:1px solid var(--border2);
  border-radius:7px;color:var(--cream2);
  font-size:18px;
  cursor:pointer;transition:all .2s;
}
.btn-reset:hover{background:var(--border2);}

/* ══════════════ STICKY SECTION LABEL ══════════════ */
.sticky-label{
  position:sticky;top:60px;z-index:1;
  background:#180f26;
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border);
  padding:10px 48px;
  display:flex;align-items:center;gap:12px;
}
.sl-tag{
  font-size:9px;
  text-transform:uppercase;color:var(--purple);
}
.sl-rule{flex:1;height:1px;background:var(--border);}
.sl-num{
  font-size:9px;
  color:var(--cream3);
}

/* ══════════════ CALLOUT BOX ══════════════ */
.callout{
  border-radius:8px;padding:16px 20px;
  display:flex;gap:14px;align-items:flex-start;
  font-size:13.5px;line-height:1.7;margin:20px 0;
}
.ci{font-size:20px;flex-shrink:0;margin-top:1px;}
.callout strong{color:var(--cream);}
.c-warn{background:rgba(245,166,35,.07);border:1px solid rgba(245,166,35,.25);color:#c7974a;}
.c-info{background:var(--blue-dim);border:1px solid rgba(59,158,255,.25);color:#7bb8e8;}
.c-danger{background:var(--purple-dim);border:1px solid rgba(123,47,190,.3);color:#C4B5FD;}
.c-success{background:var(--mint-dim);border:1px solid rgba(0,229,160,.25);color:#6ed9b0;}

/* Responsive */
@media(max-width:900px){
  .hero-grid,.problem-grid{grid-template-columns:1fr;}
  .features-grid{grid-template-columns:1fr;}
  .hdr{padding:0 20px;}
  .hero{padding:60px 20px 60px;}
  .section{padding:60px 20px;}
  .section-full .inner{padding:0 20px;}
  .sticky-label{padding:10px 20px;}
  .hdr-nav{display:none;}
}
@media(max-width:600px){
  .hero h1{font-size:52px;}
}

  /* SCROLLBAR */
  ::-webkit-scrollbar { width: 6px; height: 6px; }
  ::-webkit-scrollbar-track { background: #873cf015; }
  ::-webkit-scrollbar-thumb { background: #873cf015; border-radius: 3px; }