/* ══════════════════════════════════════════════
   DESIGN TOKENS
══════════════════════════════════════════════ */
:root {
  /* Core palette */
  --navy:        #04091C;
  --navy-light:  #07122E;
  --blue:        #1B5CFF;
  --blue-hi:     #4D82FF;
  --gold:        #F4BB00;
  --gold-dim:    #C49500;
  --success:     #00C89A;
  --danger:      #FF3B3B;
  --warn:        #F59E0B;
  --info:        #3B82F6;

  /* Surfaces */
  --surf:        rgba(255,255,255,0.042);
  --surf-hover:  rgba(255,255,255,0.07);
  --border:      rgba(255,255,255,0.08);
  --border-hi:   rgba(255,255,255,0.16);

  /* Text */
  --txt:         #EDF2FF;
  --txt-muted:   #8BA3C8;
  --txt-faint:   #3D5070;

  /* Layout */
  --nav-h:       60px;
  --bnav-h:      62px;
  --r-sm:        8px;
  --r-md:        14px;
  --r-lg:        22px;
  --r-xl:        30px;

  /* Motion */
  --ease:        cubic-bezier(0.4, 0, 0.2, 1);
}

/* ══════════════════════════════════════════════
   RESET
══════════════════════════════════════════════ */
*,*::before,*::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; }
body {
  font-family: 'DM Sans', -apple-system, 'Segoe UI', sans-serif;
  background: var(--navy);
  color: var(--txt);
  height: 100svh;
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.6;
}
button { font-family: inherit; cursor: pointer; border: none; background: none; }
a { text-decoration: none; color: inherit; }
svg { display: block; }

/* ══════════════════════════════════════════════
   BACKGROUND TEXTURE
══════════════════════════════════════════════ */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.016) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.016) 1px, transparent 1px);
  background-size: 52px 52px;
  pointer-events: none;
  z-index: 0;
}

/* ══════════════════════════════════════════════
   TOP NAV
══════════════════════════════════════════════ */
.topnav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  z-index: 300;
  background: rgba(4, 9, 28, 0.86);
  backdrop-filter: blur(22px);
  -webkit-backdrop-filter: blur(22px);
  border-bottom: 1px solid var(--border);
}
.topnav-inner {
  height: var(--nav-h);
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.75rem;
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.logo-mark {
  width: 34px; height: 34px;
  border-radius: var(--r-sm);
  background: linear-gradient(145deg, var(--blue), #0038BB);
  display: flex; align-items: center; justify-content: center;
  font-family: 'Syne', sans-serif;
  font-size: 1.05rem; font-weight: 800;
  color: #fff;
}
.logo-text {
  display: flex; flex-direction: column; gap: 1px;
}
.logo-name {
  font-family: 'Syne', sans-serif;
  font-size: 1.05rem; font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1;
}
.logo-dot { color: var(--blue-hi); }
.logo-sub {
  font-size: 0.52rem; font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--gold);
  line-height: 1;
}

/* Nav pills */
.nav-tabs {
  display: flex; gap: 2px;
  flex: 1; justify-content: center;
}
.ntab {
  color: var(--txt-muted);
  font-size: 0.85rem; font-weight: 500;
  padding: 6px 13px;
  border-radius: var(--r-sm);
  transition: color 0.18s, background 0.18s;
}
.ntab:hover { color: var(--txt); background: var(--surf); }
.ntab.active { color: var(--blue-hi); background: rgba(27,92,255,0.1); }

/* Nav CTA */
.btn-nav-cta {
  background: var(--blue);
  color: #fff;
  font-size: 0.83rem; font-weight: 600;
  padding: 7px 17px;
  border-radius: var(--r-sm);
  flex-shrink: 0;
  transition: background 0.18s, transform 0.18s;
}
.btn-nav-cta:hover { background: var(--blue-hi); transform: translateY(-1px); }

/* Progress rail */
.topnav-rail {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 2px;
  background: rgba(255,255,255,0.05);
}
.topnav-prog {
  height: 100%;
  background: linear-gradient(90deg, var(--blue), var(--gold));
  width: 25%;
  transition: width 0.5s var(--ease);
}

/* ══════════════════════════════════════════════
   RIGHT DOT NAV
══════════════════════════════════════════════ */
.dotnav {
  position: fixed;
  right: 22px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 200;
  display: flex;
  flex-direction: column;
  gap: 11px;
}
.dn-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  border: 1.5px solid rgba(255,255,255,0.22);
  background: none;
  transition: all 0.3s ease;
}
.dn-dot:hover {
  border-color: rgba(255,255,255,0.55);
  transform: scale(1.25);
}
.dn-dot.active {
  background: var(--blue);
  border-color: var(--blue);
  height: 22px;
  border-radius: 4px;
  box-shadow: 0 0 10px rgba(27,92,255,0.55);
}

/* ══════════════════════════════════════════════
   SECTION COUNTER
══════════════════════════════════════════════ */
.sec-counter {
  position: fixed;
  top: calc(var(--nav-h) + 14px);
  right: 42px;
  z-index: 200;
  font-family: 'Syne', sans-serif;
  font-size: 0.7rem;
  color: var(--txt-faint);
  display: flex; align-items: center; gap: 3px;
  letter-spacing: 0.04em;
}
#cNum { color: var(--txt-muted); font-weight: 700; }
.c-slash { opacity: 0.4; margin: 0 1px; }

/* ══════════════════════════════════════════════
   MAIN STAGE + SLIDES
══════════════════════════════════════════════ */
#stage {
  position: fixed;
  inset: 0;
  z-index: 1;
}

.slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.52s var(--ease), transform 0.52s var(--ease);
  pointer-events: none;
}
.slide.active {
  opacity: 1;
  transform: translateY(0);
  pointer-events: all;
  z-index: 10;
}
.slide.slide-exit {
  opacity: 0;
  transform: translateY(-26px);
}

.slide-scroll {
  position: absolute;
  inset: 0;
  overflow-y: auto;
  padding: calc(var(--nav-h) + 2rem) 2rem calc(var(--bnav-h) + 2rem);
  display: flex;
  align-items: center;
  min-height: 100%;
}
.slide-scroll::-webkit-scrollbar { width: 3px; }
.slide-scroll::-webkit-scrollbar-track { background: transparent; }
.slide-scroll::-webkit-scrollbar-thumb {
  background: rgba(255,255,255,0.08);
  border-radius: 2px;
}

.slide-inner {
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
}
.slide-inner.wide { max-width: 1080px; }

/* ══════════════════════════════════════════════
   SLIDE GLOW BACKGROUNDS
══════════════════════════════════════════════ */
.glow {
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.6s ease;
  z-index: 0;
}
.slide.active .glow { opacity: 1; }

.g0 {
  background:
    radial-gradient(ellipse 55% 55% at 12% 62%, rgba(255,59,59,0.07) 0%, transparent 70%),
    radial-gradient(ellipse 45% 45% at 82% 18%, rgba(27,92,255,0.09) 0%, transparent 65%);
}
.g1 {
  background:
    radial-gradient(ellipse 55% 55% at 88% 58%, rgba(0,200,154,0.08) 0%, transparent 70%),
    radial-gradient(ellipse 40% 50% at 18% 82%, rgba(27,92,255,0.08) 0%, transparent 62%);
}
.g2 {
  background:
    radial-gradient(ellipse 55% 55% at 50% 18%, rgba(244,187,0,0.07) 0%, transparent 65%),
    radial-gradient(ellipse 40% 45% at 82% 82%, rgba(27,92,255,0.09) 0%, transparent 62%);
}
.g3 {
  background:
    radial-gradient(ellipse 50% 60% at 22% 65%, rgba(27,92,255,0.11) 0%, transparent 65%),
    radial-gradient(ellipse 45% 40% at 78% 18%, rgba(244,187,0,0.07) 0%, transparent 60%);
}

/* ══════════════════════════════════════════════
   ANIMATION SYSTEM
══════════════════════════════════════════════ */
.anim {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.48s ease, transform 0.48s ease;
}
.anim.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ══════════════════════════════════════════════
   SHARED TYPOGRAPHY
══════════════════════════════════════════════ */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--blue-hi);
  margin-bottom: 1rem;
}
.eyebrow::before {
  content: '';
  display: inline-block;
  width: 18px; height: 2px;
  background: var(--blue);
  border-radius: 2px;
  flex-shrink: 0;
}

.hero-title {
  font-family: 'Syne', sans-serif;
  font-size: clamp(1.85rem, 3.8vw, 2.95rem);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -0.04em;
  margin-bottom: 0.9rem;
}
.gold-text {
  background: linear-gradient(130deg, var(--gold) 0%, #FDE68A 55%, var(--gold-dim) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-sub {
  font-size: 1rem;
  font-weight: 400;
  color: var(--txt-muted);
  max-width: 560px;
  line-height: 1.72;
  margin-bottom: 2.2rem;
}

/* ══════════════════════════════════════════════
   SLIDE 0: PROBLEM CARDS
══════════════════════════════════════════════ */
.prob-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.2rem;
}

.pcard {
  position: relative;
  background: var(--surf);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 1.65rem;
  overflow: hidden;
  transition: transform 0.25s var(--ease), border-color 0.25s, background 0.25s;
}
.pcard:hover {
  transform: translateY(-3px);
  background: var(--surf-hover);
  border-color: var(--border-hi);
}
/* Top accent line */
.pcard-danger::after { content:''; position:absolute; top:0;left:0;right:0; height:2px; background: linear-gradient(90deg, var(--danger), transparent); }
.pcard-warn::after   { content:''; position:absolute; top:0;left:0;right:0; height:2px; background: linear-gradient(90deg, var(--warn), transparent); }
.pcard-info::after   { content:''; position:absolute; top:0;left:0;right:0; height:2px; background: linear-gradient(90deg, var(--info), transparent); }

.pnum {
  position: absolute;
  top: 1.1rem; right: 1.4rem;
  font-family: 'Syne', sans-serif;
  font-size: 3.2rem; font-weight: 800;
  color: rgba(255,255,255,0.035);
  line-height: 1;
  letter-spacing: -0.05em;
}
.pico {
  width: 46px; height: 46px;
  border-radius: var(--r-md);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1rem;
  border: 1px solid;
}
.pico-danger { color: var(--danger); background: rgba(255,59,59,0.08); border-color: rgba(255,59,59,0.2); }
.pico-warn   { color: var(--warn);   background: rgba(245,158,11,0.08); border-color: rgba(245,158,11,0.2); }
.pico-info   { color: var(--info);   background: rgba(59,130,246,0.08); border-color: rgba(59,130,246,0.2); }

.pcard h3 {
  font-family: 'Syne', sans-serif;
  font-size: 0.97rem; font-weight: 700;
  color: var(--txt);
  line-height: 1.32;
  margin-bottom: 0.75rem;
}
.pcard p {
  font-size: 0.83rem;
  color: var(--txt-muted);
  line-height: 1.68;
  margin-bottom: 1.1rem;
}
.ptag {
  display: inline-block;
  font-size: 0.66rem; font-weight: 600;
  letter-spacing: 0.08em; text-transform: uppercase;
  padding: 3px 10px; border-radius: 100px;
}
.ptag-danger { color: var(--danger); background: rgba(255,59,59,0.1);    border: 1px solid rgba(255,59,59,0.25); }
.ptag-warn   { color: var(--warn);   background: rgba(245,158,11,0.1);   border: 1px solid rgba(245,158,11,0.25); }
.ptag-info   { color: var(--info);   background: rgba(59,130,246,0.1);   border: 1px solid rgba(59,130,246,0.25); }

/* ══════════════════════════════════════════════
   SLIDE 1: EDGE / CLOUD DEMO
══════════════════════════════════════════════ */
.demo-card {
  background: var(--surf);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: 2rem;
}

/* Toggle bar */
.tbar {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  margin-bottom: 1.75rem;
  flex-wrap: wrap;
}
.topt {
  color: var(--txt-muted);
  font-size: 0.84rem; font-weight: 500;
  padding: 7px 15px;
  border-radius: var(--r-sm);
  border: 1px solid var(--border);
  transition: all 0.2s ease;
}
.topt:hover { color: var(--txt); border-color: var(--border-hi); }
.topt-active,
.topt.active {
  color: var(--txt);
  border-color: rgba(27,92,255,0.45);
  background: rgba(27,92,255,0.08);
}
.topt.sov-active {
  border-color: rgba(0,200,154,0.45);
  background: rgba(0,200,154,0.07);
  color: var(--success);
}

/* Toggle pill */
.tpill {
  width: 52px; height: 27px;
  border-radius: 14px;
  background: rgba(27,92,255,0.14);
  border: 1px solid rgba(27,92,255,0.35);
  position: relative;
  flex-shrink: 0;
  transition: background 0.3s, border-color 0.3s;
}
.tpill.on {
  background: rgba(0,200,154,0.14);
  border-color: rgba(0,200,154,0.4);
}
.tknob {
  position: absolute;
  width: 19px; height: 19px;
  border-radius: 50%;
  background: var(--blue);
  top: 3px; left: 4px;
  transition: transform 0.3s ease, background 0.3s ease;
  box-shadow: 0 2px 8px rgba(27,92,255,0.45);
}
.tpill.on .tknob {
  transform: translateX(24px);
  background: var(--success);
  box-shadow: 0 2px 8px rgba(0,200,154,0.45);
}

/* Demo states */
.dstate { transition: opacity 0.3s ease; }
.hidden { display: none !important; }

/* Architecture diagram row */
.arch-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

/* Node */
.anode {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 1.1rem 1.25rem;
  border-radius: var(--r-md);
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.025);
  text-align: center;
  position: relative;
  min-width: 128px;
  transition: all 0.3s ease;
}
.anode-ico { color: var(--txt-muted); line-height: 0; }
.anode-lbl {
  font-size: 0.78rem;
  color: var(--txt-muted);
  line-height: 1.38;
}
.anode-lbl small { display: block; font-size: 0.68rem; color: var(--txt-faint); margin-top: 2px; }

.anode-danger-cloud {
  border-color: rgba(255,59,59,0.28);
  background: rgba(255,59,59,0.045);
}
.anode-danger-cloud .anode-ico { color: var(--danger); }

.anode-sov-dev {
  border-color: rgba(0,200,154,0.3);
  background: rgba(0,200,154,0.04);
}
.anode-sov-dev .anode-ico { color: var(--success); }

.anode-sov-cloud {
  border-color: rgba(0,200,154,0.18);
  background: rgba(0,200,154,0.025);
}

.anode-badge {
  position: absolute;
  bottom: -11px; left: 50%;
  transform: translateX(-50%);
  font-size: 0.6rem; font-weight: 600;
  padding: 2px 8px; border-radius: 100px;
  white-space: nowrap;
}
.badge-danger { color: var(--danger); background: rgba(255,59,59,0.1); border: 1px solid rgba(255,59,59,0.25); }
.badge-success { color: var(--success); background: rgba(0,200,154,0.1); border: 1px solid rgba(0,200,154,0.25); }

/* Flow column */
.flow-col {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  flex: 1;
  min-width: 140px;
  max-width: 210px;
}
.flow-cap {
  font-size: 0.68rem; font-weight: 600;
  text-align: center;
}
.flow-danger .flow-cap { color: var(--danger); }
.flow-success .flow-cap { color: var(--success); }

.flow-blobs { display: flex; gap: 6px; margin: 3px 0; }
.fblob {
  width: 7px; height: 7px;
  border-radius: 50%;
}
.fb-r {
  background: var(--danger);
  animation: pulse-r 1.1s ease-in-out infinite;
}
@keyframes pulse-r {
  0%,100% { opacity: 0.25; transform: scale(0.7); }
  50%      { opacity: 1;    transform: scale(1.2); }
}
.fb-g {
  background: var(--success);
  animation: pulse-g 2.2s ease-in-out infinite;
}
@keyframes pulse-g {
  0%,100% { opacity: 0.4; transform: scale(0.8); }
  50%      { opacity: 1;   transform: scale(1.1); }
}
.flow-arr { margin: 0; }

.analogy-note {
  font-size: 0.67rem;
  color: var(--txt-faint);
  font-style: italic;
  text-align: center;
  max-width: 175px;
  line-height: 1.45;
  margin-top: 5px;
}

/* Status panel */
.status-panel {
  border-radius: var(--r-md);
  padding: 1rem 1.2rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.sp-danger { background: rgba(255,59,59,0.05);  border: 1px solid rgba(255,59,59,0.12); }
.sp-success { background: rgba(0,200,154,0.05); border: 1px solid rgba(0,200,154,0.12); }

.srow {
  display: flex;
  align-items: flex-start;
  gap: 0.7rem;
  font-size: 0.8rem;
  color: var(--txt-muted);
  line-height: 1.48;
}
.srow strong { color: var(--txt); }
.sdot {
  width: 8px; height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
  margin-top: 4px;
}
.sd-red { background: var(--danger); box-shadow: 0 0 7px rgba(255,59,59,0.55); }
.sd-grn { background: var(--success); box-shadow: 0 0 7px rgba(0,200,154,0.55); }

/* ══════════════════════════════════════════════
   SLIDE 2: ORCHESTRATOR
══════════════════════════════════════════════ */
.orch-card {
  background: var(--surf);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: 2rem;
  margin-bottom: 1.5rem;
}
.orch-header { margin-bottom: 1.4rem; }
.o-badge {
  display: inline-flex;
  align-items: center;
  font-size: 0.78rem; font-weight: 600;
  padding: 4px 13px; border-radius: 100px;
}
.o-linear {
  color: var(--txt-muted);
  background: rgba(139,163,200,0.1);
  border: 1px solid rgba(139,163,200,0.2);
}
.o-orch {
  color: var(--gold);
  background: rgba(244,187,0,0.1);
  border: 1px solid rgba(244,187,0,0.3);
}
.o-desc {
  font-size: 0.78rem;
  color: var(--txt-faint);
  margin-top: 6px;
}

/* Viz wrap */
.viz-wrap { margin-bottom: 1.5rem; min-height: 155px; }

/* Linear flow */
.v-linear {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.7rem;
}
.v-orch {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
}
.vf-row {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

/* Flow nodes */
.vnode {
  padding: 9px 18px;
  border-radius: var(--r-md);
  font-size: 0.85rem; font-weight: 500;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.03);
}
.vn-blue  { background: rgba(27,92,255,0.09); border-color: rgba(27,92,255,0.25); color: var(--txt); }
.vn-grey  { background: rgba(139,163,200,0.07); border-color: rgba(139,163,200,0.18); color: var(--txt-muted); }
.vn-gold  { background: rgba(244,187,0,0.09); border-color: rgba(244,187,0,0.28); color: var(--gold); }

.vconn { display: flex; align-items: center; gap: 2px; color: var(--txt-faint); }
.vline { width: 32px; height: 1px; background: var(--txt-faint); }
.varr  { font-size: 0.5rem; }

.vcap {
  font-size: 0.8rem;
  color: var(--txt-muted);
  text-align: center;
  max-width: 500px;
  margin-top: 0.9rem;
}
.vcap strong { color: var(--txt); }
.vanalogy {
  font-size: 0.74rem;
  color: var(--txt-faint);
  font-style: italic;
  text-align: center;
  max-width: 480px;
  margin-top: 3px;
}

/* Orchestrator tree */
.ot-root {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  margin-bottom: 0;
}
.ot-q { margin-bottom: 4px; }
.ot-trunk {
  width: 2px; height: 20px;
  background: linear-gradient(to bottom, rgba(27,92,255,0.35), rgba(27,92,255,0.08));
}
.ot-cols {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}
.hyp-col { display: flex; flex-direction: column; align-items: center; }
.hyp-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  padding: 0.75rem 0.9rem;
  border-radius: var(--r-md);
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.03);
  min-width: 112px;
  text-align: center;
  animation: hyp-rise 0.4s ease both;
}
@keyframes hyp-rise {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}
.hyp-name { font-size: 0.77rem; font-weight: 600; color: var(--txt); }
.hyp-step { font-size: 0.7rem; color: var(--txt-muted); }
.hyp-res {
  font-size: 0.68rem; font-weight: 600;
  padding: 2px 8px; border-radius: 100px;
}
.res-ok   { color: var(--success); background: rgba(0,200,154,0.1); }
.res-ref  { color: var(--warn);    background: rgba(245,158,11,0.1); }
.res-fail { color: var(--danger);  background: rgba(255,59,59,0.1); }

.ot-base {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  margin-top: 0;
}
.ot-result { animation: hyp-rise 0.4s ease 0.4s both; }

/* Upgrade button */
.orch-footer {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}
.btn-upgrade {
  background: linear-gradient(130deg, rgba(27,92,255,0.18), rgba(244,187,0,0.12));
  border: 1px solid rgba(244,187,0,0.32);
  color: var(--gold);
  font-size: 0.88rem; font-weight: 600;
  padding: 11px 26px;
  border-radius: var(--r-md);
  transition: all 0.25s ease;
}
.btn-upgrade:hover {
  background: linear-gradient(130deg, rgba(27,92,255,0.28), rgba(244,187,0,0.2));
  transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(244,187,0,0.14);
}
.btn-upgrade.reset-mode {
  background: rgba(139,163,200,0.06);
  border-color: var(--border);
  color: var(--txt-muted);
}
.u-hint {
  font-size: 0.71rem;
  color: var(--txt-faint);
}

/* Role chips */
.roles {
  display: flex;
  gap: 0.65rem;
  flex-wrap: wrap;
}
.rcip {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 6px 13px;
  border-radius: 100px;
  background: var(--surf);
  border: 1px solid var(--border);
  font-size: 0.8rem;
  color: var(--txt-muted);
}
.rcip-gold { border-color: rgba(244,187,0,0.28); color: var(--gold); }
.rl {
  display: inline-flex;
  width: 20px; height: 20px;
  border-radius: 50%;
  background: rgba(27,92,255,0.12);
  border: 1px solid rgba(27,92,255,0.28);
  align-items: center; justify-content: center;
  font-size: 0.66rem; font-weight: 700;
  color: var(--blue-hi);
}
.rl-gold {
  background: rgba(244,187,0,0.12);
  border-color: rgba(244,187,0,0.35);
  color: var(--gold);
}

/* ══════════════════════════════════════════════
   SLIDE 3: CTA
══════════════════════════════════════════════ */
.cta-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 2.25rem;
  margin-bottom: 2rem;
  align-items: start;
}
.col-label {
  font-size: 0.67rem; font-weight: 600;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--txt-faint);
  margin-bottom: 1.4rem;
}
.blist { list-style: none; display: flex; flex-direction: column; gap: 1.3rem; }
.bi {
  display: flex;
  gap: 0.875rem;
  align-items: flex-start;
}
.bico { font-size: 1.15rem; flex-shrink: 0; margin-top: 1px; }
.bi strong {
  display: block;
  font-size: 0.88rem;
  color: var(--txt);
  margin-bottom: 2px;
}
.bi p {
  font-size: 0.79rem;
  color: var(--txt-muted);
  line-height: 1.58;
}

/* Contact card */
.ccard {
  background: var(--surf);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: 1.65rem;
}
.ccard-top {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  margin-bottom: 1rem;
}
.ccard-logo {
  width: 42px; height: 42px;
  border-radius: var(--r-sm);
  background: linear-gradient(145deg, var(--blue), #0038BB);
  display: flex; align-items: center; justify-content: center;
  font-family: 'Syne', sans-serif;
  font-size: 1.1rem; font-weight: 800;
  color: #fff;
  flex-shrink: 0;
}
.ccard-top h3 {
  font-family: 'Syne', sans-serif;
  font-size: 1.05rem; font-weight: 700;
  margin-bottom: 2px;
}
.ccard-sub {
  font-size: 0.68rem;
  color: var(--gold);
  opacity: 0.8;
}
.ccard-body {
  font-size: 0.82rem;
  color: var(--txt-muted);
  line-height: 1.65;
  margin-bottom: 1.2rem;
}
.cdetails { display: flex; flex-direction: column; gap: 0.55rem; margin-bottom: 0; }
.cdet {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.81rem;
  color: var(--txt-muted);
}
.cdet svg { color: var(--blue-hi); flex-shrink: 0; }

.btn-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  background: var(--blue);
  color: #fff;
  font-size: 0.92rem; font-weight: 600;
  padding: 13px;
  border-radius: var(--r-md);
  margin-top: 1.2rem;
  transition: background 0.2s, transform 0.2s, box-shadow 0.2s;
}
.btn-cta:hover {
  background: var(--blue-hi);
  transform: translateY(-1px);
  box-shadow: 0 6px 24px rgba(27,92,255,0.32);
}

.trust-row {
  display: flex; flex-wrap: wrap; gap: 6px;
  margin-top: 1rem;
}
.tbadge {
  font-size: 0.66rem;
  color: var(--txt-faint);
  padding: 3px 9px;
  border: 1px solid var(--border);
  border-radius: 100px;
}

/* Stats strip */
.stats-strip {
  display: flex;
  align-items: center;
  background: var(--surf);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 1.2rem 1.4rem;
  flex-wrap: wrap;
}
.sstat {
  flex: 1;
  text-align: center;
  padding: 0.5rem 0.75rem;
  min-width: 95px;
}
.sn {
  font-family: 'Syne', sans-serif;
  font-size: 1.9rem; font-weight: 800;
  line-height: 1;
  margin-bottom: 0.3rem;
  background: linear-gradient(130deg, var(--blue-hi), var(--gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.sl {
  font-size: 0.72rem;
  color: var(--txt-muted);
  font-weight: 500;
}
.sdiv {
  width: 1px; height: 42px;
  background: var(--border);
  flex-shrink: 0;
}

/* ══════════════════════════════════════════════
   BOTTOM NAV
══════════════════════════════════════════════ */
.bnav {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  height: var(--bnav-h);
  z-index: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.2rem;
  background: rgba(4, 9, 28, 0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-top: 1px solid var(--border);
}
.barr {
  width: 38px; height: 38px;
  border-radius: 50%;
  background: var(--surf);
  border: 1px solid var(--border);
  color: var(--txt);
  display: flex; align-items: center; justify-content: center;
  transition: all 0.2s ease;
}
.barr:hover {
  background: rgba(27,92,255,0.12);
  border-color: rgba(27,92,255,0.35);
  color: var(--blue-hi);
}
.barr:disabled { opacity: 0.22; cursor: not-allowed; }

.bdots { display: flex; gap: 9px; align-items: center; }
.bdot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: rgba(255,255,255,0.18);
  border: none;
  transition: all 0.28s ease;
  cursor: pointer;
}
.bdot:hover { background: rgba(255,255,255,0.4); }
.bdot.active {
  background: var(--blue);
  width: 22px;
  border-radius: 4px;
  box-shadow: 0 0 9px rgba(27,92,255,0.55);
}

/* ══════════════════════════════════════════════
   RESPONSIVE
══════════════════════════════════════════════ */
@media (max-width: 960px) {
  .prob-grid { grid-template-columns: 1fr; gap: 1rem; }
  .cta-grid  { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .nav-tabs { display: none; }
  .hero-title { font-size: 1.7rem; }
  .hero-sub { font-size: 0.9rem; }
  .ot-cols { gap: 0.6rem; }
  .hyp-card { min-width: 95px; padding: 0.6rem 0.7rem; }
  .arch-row { flex-direction: column; gap: 1rem; }
  .flow-col { max-width: 100%; }
  .slide-scroll { padding-left: 1.25rem; padding-right: 1.25rem; }
  .demo-card, .orch-card, .ccard { padding: 1.3rem; }
}
@media (max-width: 520px) {
  .logo-sub { display: none; }
  .sec-counter { display: none; }
  .sdiv { display: none; }
  .sstat { min-width: 44%; }
  .roles { gap: 0.4rem; }
}