/* =============================================================================
   CipherVertex Inc. — Design System
   Obsidian / Cyber-Teal theme. Hand-authored, zero-build, Cloudflare Pages ready.
   Brand: obsidian-navy #020d2b · cyber-teal #03bae5 (from logo_01.svg)
   ========================================================================== */

/* -----------------------------------------------------------------------------
   1. DESIGN TOKENS
   -------------------------------------------------------------------------- */
:root {
  /* Surfaces — deep obsidian with a cool blue undertone keyed to the brand mark */
  --bg-0: #05070e;          /* page base */
  --bg-1: #080b16;          /* alternating section */
  --bg-2: #0a0e1c;          /* deeper inset */
  --panel: #0b1020;         /* cards / panels */
  --panel-2: #0e1426;       /* raised panels */
  --panel-3: #121a30;       /* hover / featured */
  --ink: #020d2b;           /* brand deepest navy */

  /* Hairlines */
  --line: rgba(143, 167, 214, 0.10);
  --line-2: rgba(143, 167, 214, 0.17);
  --line-3: rgba(143, 167, 214, 0.26);

  /* Accents */
  --teal: #03bae5;          /* brand cyber-teal */
  --teal-bright: #41d4f7;
  --teal-dim: rgba(3, 186, 229, 0.14);
  --indigo: #6172ff;        /* electric indigo secondary */
  --indigo-bright: #8c97ff;
  --indigo-dim: rgba(97, 114, 255, 0.14);

  /* Text */
  --text-hi: #eef2fb;       /* headings */
  --text: #b8c2d8;          /* body */
  --text-mu: #7f8aa6;       /* muted / labels */
  --text-faint: #5a6073;    /* faint / legal */

  /* Gradients */
  --grad-accent: linear-gradient(118deg, var(--indigo) 0%, var(--teal) 100%);
  --grad-accent-soft: linear-gradient(118deg, rgba(97,114,255,0.16), rgba(3,186,229,0.16));
  --grad-text: linear-gradient(110deg, #aeb9ff 0%, var(--teal-bright) 60%, #8ff0ff 100%);

  /* Radii */
  --r-xs: 6px;
  --r-sm: 10px;
  --r: 14px;
  --r-lg: 20px;
  --r-xl: 28px;
  --r-pill: 999px;

  /* Shadows / glows */
  --shadow-1: 0 1px 0 rgba(255,255,255,0.04) inset, 0 18px 40px -28px rgba(0,0,0,0.85);
  --shadow-2: 0 1px 0 rgba(255,255,255,0.05) inset, 0 30px 70px -34px rgba(0,0,0,0.9);
  --glow-teal: 0 0 0 1px rgba(3,186,229,0.5), 0 14px 50px -16px rgba(3,186,229,0.40);
  --glow-soft: 0 18px 60px -30px rgba(3,186,229,0.5);

  /* Typography */
  --font-sans: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-display: 'Space Grotesk', var(--font-sans);
  --font-mono: 'JetBrains Mono', 'SFMono-Regular', ui-monospace, Menlo, Consolas, 'Liberation Mono', monospace;

  /* Layout */
  --container: 1200px;
  --container-narrow: 880px;
  --pad-x: clamp(1.25rem, 4vw, 2.75rem);
  --section-y: clamp(4.5rem, 9vw, 8.5rem);

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --transition: 220ms var(--ease);
}

/* -----------------------------------------------------------------------------
   2. RESET & BASE
   -------------------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 6rem;
}

body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--text);
  background-color: var(--bg-0);
  background-image:
    radial-gradient(900px 520px at 82% -8%, rgba(97,114,255,0.10), transparent 60%),
    radial-gradient(820px 520px at 6% 2%, rgba(3,186,229,0.08), transparent 58%);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }
ul { list-style: none; padding: 0; }

::selection { background: rgba(3,186,229,0.30); color: #fff; }

:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 3px;
  border-radius: 3px;
}

/* Custom scrollbar (progressive) */
* { scrollbar-color: var(--line-3) transparent; scrollbar-width: thin; }
::-webkit-scrollbar { width: 11px; height: 11px; }
::-webkit-scrollbar-track { background: var(--bg-0); }
::-webkit-scrollbar-thumb {
  background: #1b2540; border-radius: 99px; border: 3px solid var(--bg-0);
}
::-webkit-scrollbar-thumb:hover { background: #283456; }

/* Skip link */
.skip-link {
  position: absolute;
  left: 1rem; top: -100px;
  z-index: 200;
  padding: 0.7rem 1.1rem;
  background: var(--teal);
  color: #04121b;
  font-weight: 600;
  border-radius: var(--r-sm);
  transition: top 160ms var(--ease);
}
.skip-link:focus { top: 1rem; }

/* -----------------------------------------------------------------------------
   3. LAYOUT PRIMITIVES
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--pad-x);
}
.container--narrow { max-width: var(--container-narrow); }

.section { padding-block: var(--section-y); position: relative; }
.section--tight { padding-block: clamp(3rem, 6vw, 5rem); }
.section--alt { background: var(--bg-1); border-block: 1px solid var(--line); }
.section--deep { background: var(--bg-2); border-block: 1px solid var(--line); }

.grid { display: grid; gap: clamp(1rem, 2vw, 1.5rem); }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 920px) {
  .grid--3, .grid--4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 620px) {
  .grid--2, .grid--3, .grid--4 { grid-template-columns: 1fr; }
}

.stack-lg > * + * { margin-top: 1.5rem; }

/* -----------------------------------------------------------------------------
   4. TYPOGRAPHY UTILITIES
   -------------------------------------------------------------------------- */
.h-display {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(2.7rem, 6.2vw, 5rem);
  line-height: 1.02;
  letter-spacing: -0.025em;
  color: var(--text-hi);
}
.h-1 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(2rem, 4vw, 3.1rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--text-hi);
}
.h-2 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.55rem, 3vw, 2.35rem);
  line-height: 1.14;
  letter-spacing: -0.018em;
  color: var(--text-hi);
}
.h-3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.22rem;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--text-hi);
}

.lede {
  font-size: clamp(1.06rem, 1.55vw, 1.3rem);
  line-height: 1.6;
  color: var(--text);
}

.text-grad {
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.muted { color: var(--text-mu); }
.measure { max-width: 64ch; }
.center { text-align: center; }
.mx-auto { margin-inline: auto; }

/* Eyebrow — monospaced section label with leading marker */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--teal);
}
.eyebrow::before {
  content: "";
  width: 1.6rem; height: 1px;
  background: linear-gradient(90deg, var(--indigo), var(--teal));
}
.eyebrow--center { justify-content: center; }

/* Section head block */
.section-head { max-width: 62ch; }
.section-head--center { max-width: 64ch; margin-inline: auto; text-align: center; }
.section-head .eyebrow { margin-bottom: 1.1rem; }
.section-head .h-2 + .lede,
.section-head .h-1 + .lede { margin-top: 1.1rem; }

/* -----------------------------------------------------------------------------
   5. HEADER / NAVIGATION
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid transparent;
  transition: background var(--transition), border-color var(--transition), backdrop-filter var(--transition);
}
.site-header::before {
  content: "";
  position: absolute; inset: 0 0 auto 0; height: 2px;
  background: var(--grad-accent);
  opacity: 0.85;
}
.site-header.is-scrolled {
  background: rgba(6, 9, 16, 0.82);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom-color: var(--line);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  height: 4.6rem;
}
.nav__brand { display: inline-flex; align-items: center; gap: 0.7rem; }
.nav__brand img { height: 2.5rem; width: auto; }
.nav__brand:focus-visible { outline-offset: 6px; }

.nav__links {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  margin-left: auto;
}
.nav__link {
  position: relative;
  padding: 0.55rem 0.85rem;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-mu);
  border-radius: var(--r-sm);
  transition: color var(--transition);
}
.nav__link:hover { color: var(--text-hi); }
.nav__link.is-active { color: var(--text-hi); }
.nav__link.is-active::after {
  content: "";
  position: absolute; left: 0.85rem; right: 0.85rem; bottom: 0.15rem; height: 2px;
  background: var(--teal);
  border-radius: 2px;
}
.nav__actions { display: flex; align-items: center; gap: 0.9rem; margin-left: 0.6rem; }

.nav__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 2.6rem; height: 2.6rem;
  background: var(--panel);
  border: 1px solid var(--line-2);
  border-radius: var(--r-sm);
}
.nav__toggle-bar {
  width: 18px; height: 2px; margin-inline: auto;
  background: var(--text-hi);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

@media (max-width: 860px) {
  .nav__toggle { display: flex; }
  .nav__links {
    position: fixed;
    inset: 4.6rem 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0.25rem;
    padding: 1.1rem var(--pad-x) 1.6rem;
    background: rgba(6, 9, 16, 0.97);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--line);
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition), transform var(--transition);
  }
  .nav__links.is-open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .nav__link { padding: 0.85rem 0.6rem; font-size: 1.02rem; }
  .nav__link.is-active::after { display: none; }
  .nav__actions { margin: 0.6rem 0 0; }
  .nav__actions .btn { width: 100%; justify-content: center; }
  .nav.is-open .nav__toggle-bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav.is-open .nav__toggle-bar:nth-child(2) { opacity: 0; }
  .nav.is-open .nav__toggle-bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
}

/* -----------------------------------------------------------------------------
   6. BUTTONS
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.8rem 1.3rem;
  font-family: var(--font-sans);
  font-size: 0.94rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  border: 1px solid transparent;
  border-radius: var(--r-sm);
  transition: transform var(--transition), background var(--transition), border-color var(--transition), box-shadow var(--transition), color var(--transition);
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn__icon { width: 1.05em; height: 1.05em; transition: transform var(--transition); }
.btn:hover .btn__icon { transform: translateX(3px); }

.btn--primary {
  background: var(--teal);
  color: #04121b;
  box-shadow: 0 10px 32px -14px rgba(3,186,229,0.65);
}
.btn--primary:hover {
  background: var(--teal-bright);
  box-shadow: 0 14px 40px -12px rgba(3,186,229,0.8);
  transform: translateY(-1px);
}

.btn--ghost {
  background: rgba(255,255,255,0.015);
  color: var(--text-hi);
  border-color: var(--line-2);
}
.btn--ghost:hover { border-color: var(--teal); color: var(--teal-bright); background: var(--teal-dim); }

.btn--lg { padding: 1rem 1.6rem; font-size: 1rem; }
.btn--block { width: 100%; }

/* -----------------------------------------------------------------------------
   7. HERO
   -------------------------------------------------------------------------- */
.hero { position: relative; overflow: hidden; padding-block: clamp(4rem, 9vw, 8rem) clamp(3.5rem, 7vw, 6rem); }
.hero__bg { position: absolute; inset: 0; z-index: -1; pointer-events: none; }
.hero__grid {
  position: absolute; inset: -2px;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(680px 520px at 70% 18%, #000 0%, transparent 75%);
  mask-image: radial-gradient(680px 520px at 70% 18%, #000 0%, transparent 75%);
  opacity: 0.6;
}
.glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.5;
}
.glow--teal { width: 460px; height: 460px; right: -80px; top: -120px; background: radial-gradient(circle, rgba(3,186,229,0.55), transparent 65%); }
.glow--indigo { width: 520px; height: 520px; left: -160px; bottom: -200px; background: radial-gradient(circle, rgba(97,114,255,0.45), transparent 65%); }

.hero__inner {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}
@media (max-width: 980px) { .hero__inner { grid-template-columns: 1fr; } }

.hero__title { margin-top: 1.4rem; }
.hero__sub { margin-top: 1.6rem; max-width: 56ch; font-size: clamp(1.06rem, 1.5vw, 1.28rem); color: var(--text); }
.hero__actions { display: flex; flex-wrap: wrap; gap: 0.9rem; margin-top: 2.2rem; }
.hero__trust { margin-top: 2.6rem; display: flex; flex-wrap: wrap; align-items: center; gap: 0.6rem 1.5rem; }
.hero__trust span {
  font-family: var(--font-mono);
  font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--text-mu);
  display: inline-flex; align-items: center; gap: 0.5rem;
}
.hero__trust span::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--teal); box-shadow: 0 0 10px rgba(3,186,229,0.9); }

/* Hero aside — "vault console" visual */
.console {
  position: relative;
  border: 1px solid var(--line-2);
  border-radius: var(--r-lg);
  background: linear-gradient(180deg, var(--panel-2), var(--panel));
  box-shadow: var(--shadow-2);
  overflow: hidden;
}
.console::after {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(420px 200px at 80% -10%, rgba(3,186,229,0.12), transparent 70%);
  pointer-events: none;
}
.console__bar {
  display: flex; align-items: center; gap: 0.55rem;
  padding: 0.85rem 1.1rem;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-mono); font-size: 0.74rem; letter-spacing: 0.1em; color: var(--text-mu);
}
.console__dot { width: 9px; height: 9px; border-radius: 50%; background: #28324c; }
.console__dot--live { background: var(--teal); box-shadow: 0 0 10px rgba(3,186,229,0.9); }
.console__bar span { margin-left: auto; text-transform: uppercase; }
.console__body { padding: 1.3rem 1.3rem 1.5rem; display: grid; gap: 0.9rem; }
.console__row {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: 0.75rem 0.95rem;
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
}
.console__row .k { font-family: var(--font-mono); font-size: 0.78rem; color: var(--text-mu); letter-spacing: 0.04em; }
.console__row .v { font-family: var(--font-mono); font-size: 0.82rem; color: var(--text-hi); font-weight: 500; }
.console__row .v.ok { color: var(--teal-bright); }
.console__row--bare { border: 0; padding-bottom: 0.4rem; }
.console__meter { height: 6px; border-radius: 99px; background: rgba(255,255,255,0.06); overflow: hidden; }
.console__meter i { display: block; height: 100%; width: 65%; border-radius: 99px; background: var(--grad-accent); }

/* -----------------------------------------------------------------------------
   8. CARDS / PILLARS / STATS
   -------------------------------------------------------------------------- */
.card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: clamp(1.5rem, 2.4vw, 2.1rem);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-1);
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition), background var(--transition);
  overflow: hidden;
}
.card::before {
  content: "";
  position: absolute; inset: 0 0 auto 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--line-3), transparent);
}
.card:hover {
  transform: translateY(-4px);
  border-color: var(--line-2);
  background: var(--panel-2);
  box-shadow: var(--shadow-2);
}
.card__index {
  font-family: var(--font-mono);
  font-size: 0.78rem; letter-spacing: 0.16em;
  color: var(--teal);
  margin-bottom: 1.1rem;
}
.card__icon {
  width: 3rem; height: 3rem;
  display: grid; place-items: center;
  margin-bottom: 1.2rem;
  border-radius: var(--r-sm);
  background: var(--grad-accent-soft);
  border: 1px solid var(--line-2);
  color: var(--teal-bright);
}
.card__icon svg { width: 1.5rem; height: 1.5rem; }
.card__title { margin-bottom: 0.6rem; }
.card__body { color: var(--text); font-size: 0.97rem; }
.card__body + .card__body { margin-top: 0.7rem; }
.card__foot { margin-top: auto; padding-top: 1.2rem; }

/* Featured / accented card */
.card--accent {
  background: linear-gradient(180deg, rgba(3,186,229,0.06), var(--panel-2));
  border-color: rgba(3,186,229,0.30);
}
.card--accent:hover { border-color: rgba(3,186,229,0.5); box-shadow: var(--glow-soft); }

/* Stat */
.stat { display: flex; flex-direction: column; gap: 0.35rem; }
.stat__value {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--text-hi);
}
.stat__value .unit { color: var(--teal); }
.stat__label { font-family: var(--font-mono); font-size: 0.76rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--text-mu); }
.stat-strip {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: clamp(1rem, 2.5vw, 2.5rem);
  padding: clamp(1.5rem, 3vw, 2.4rem);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
}
.stat-strip .stat { padding-inline: 0.2rem; }
.stat-strip .stat + .stat { border-left: 1px solid var(--line); padding-left: clamp(1rem, 2.5vw, 2.5rem); }
@media (max-width: 760px) {
  .stat-strip { grid-template-columns: repeat(2, 1fr); gap: 1.6rem; }
  .stat-strip .stat + .stat { border-left: none; padding-left: 0.2rem; }
}

/* -----------------------------------------------------------------------------
   9. FRICTION LIST (Problem section)
   -------------------------------------------------------------------------- */
.friction { display: grid; gap: 1rem; }
.friction__item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.1rem;
  padding: 1.3rem 1.4rem;
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 2px solid rgba(255, 90, 95, 0.55);
  border-radius: var(--r);
}
.friction__num { font-family: var(--font-mono); font-size: 0.82rem; color: #ff7a7e; padding-top: 0.15rem; }
.friction__item h3 { font-size: 1.05rem; margin-bottom: 0.3rem; color: var(--text-hi); }
.friction__item p { font-size: 0.95rem; color: var(--text-mu); }

/* -----------------------------------------------------------------------------
   10. FEATURE LIST (checkmark rows)
   -------------------------------------------------------------------------- */
.feature-list { display: grid; gap: 0.85rem; }
.feature-list li { display: grid; grid-template-columns: auto 1fr; gap: 0.85rem; align-items: start; }
.feature-list .tick {
  flex: none; width: 1.4rem; height: 1.4rem; margin-top: 0.1rem;
  display: grid; place-items: center;
  border-radius: 50%;
  background: var(--teal-dim);
  color: var(--teal-bright);
}
.feature-list .tick svg { width: 0.85rem; height: 0.85rem; }
.feature-list b { color: var(--text-hi); font-weight: 600; }
.feature-list span { color: var(--text); }

/* -----------------------------------------------------------------------------
   11. CAPABILITY (alternating media/content rows)
   -------------------------------------------------------------------------- */
.capability {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
}
.capability + .capability { margin-top: clamp(3.5rem, 7vw, 6.5rem); }
.capability--reverse .capability__media { order: -1; }
@media (max-width: 900px) {
  .capability { grid-template-columns: 1fr; gap: 2rem; }
  .capability--reverse .capability__media { order: 0; }
}
.capability__content .eyebrow { margin-bottom: 1rem; }
.capability__content .h-2 { margin-bottom: 1.1rem; }
.capability__content .lede { margin-bottom: 1.6rem; }

/* Diagram panel used as capability media */
.panel {
  position: relative;
  padding: clamp(1.4rem, 2.4vw, 2rem);
  background: linear-gradient(180deg, var(--panel-2), var(--panel));
  border: 1px solid var(--line-2);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-2);
  overflow: hidden;
}
.panel::after {
  content: ""; position: absolute; inset: 0;
  background:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 26px 26px;
  -webkit-mask-image: radial-gradient(300px 220px at 80% 0%, #000, transparent 80%);
  mask-image: radial-gradient(300px 220px at 80% 0%, #000, transparent 80%);
  opacity: 0.45; pointer-events: none;
}
.panel__head { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin-bottom: 1.2rem; }
.panel__tag { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-mu); }
.panel__tag b { color: var(--teal); }

/* Flow nodes (abstract architecture diagram) */
.flow { display: grid; gap: 0.7rem; position: relative; }
.flow__node {
  display: flex; align-items: center; gap: 0.85rem;
  padding: 0.85rem 1rem;
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--line-2);
  border-radius: var(--r-sm);
}
.flow__node .badge-ico {
  flex: none; width: 2.1rem; height: 2.1rem; border-radius: 8px;
  display: grid; place-items: center;
  background: var(--grad-accent-soft); border: 1px solid var(--line-2); color: var(--teal-bright);
}
.flow__node .badge-ico svg { width: 1.1rem; height: 1.1rem; }
.flow__node .t { font-weight: 600; color: var(--text-hi); font-size: 0.95rem; }
.flow__node .d { font-size: 0.82rem; color: var(--text-mu); }
.flow__node--accent { border-color: rgba(3,186,229,0.4); background: rgba(3,186,229,0.05); }
.flow__connector { height: 0.7rem; width: 1px; margin-left: 1.9rem; background: linear-gradient(var(--teal), transparent); }
.flow__boundary {
  margin-top: 0.4rem; padding: 0.5rem 0.85rem;
  border: 1px dashed rgba(3,186,229,0.4);
  border-radius: var(--r-sm);
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.08em;
  color: var(--teal-bright);
  text-align: center;
}

/* -----------------------------------------------------------------------------
   12. SECTORS / TRUST
   -------------------------------------------------------------------------- */
.sector {
  display: flex; flex-direction: column; gap: 0.8rem;
  padding: 1.7rem 1.6rem;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  transition: border-color var(--transition), transform var(--transition);
}
.sector:hover { border-color: rgba(3,186,229,0.35); transform: translateY(-3px); }
.sector__ico { width: 2.6rem; height: 2.6rem; display: grid; place-items: center; color: var(--teal-bright); border: 1px solid var(--line-2); border-radius: var(--r-sm); background: rgba(255,255,255,0.02); }
.sector__ico svg { width: 1.35rem; height: 1.35rem; }
.sector__name { font-family: var(--font-display); font-weight: 600; color: var(--text-hi); font-size: 1.1rem; }
.sector__desc { font-size: 0.9rem; color: var(--text-mu); }
.sector__tag { margin-top: auto; font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--text-faint); }

.logo-rail {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: center;
  gap: 1rem 2.5rem;
  opacity: 0.8;
}
.logo-rail .chip {
  font-family: var(--font-mono); font-size: 0.8rem; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--text-mu);
  padding: 0.6rem 1.1rem;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
}

/* -----------------------------------------------------------------------------
   13. CTA BAND
   -------------------------------------------------------------------------- */
.cta-band { position: relative; overflow: hidden; }
.cta-band__inner {
  position: relative;
  padding: clamp(2.6rem, 6vw, 4.6rem);
  text-align: center;
  background: linear-gradient(180deg, var(--panel-2), var(--bg-2));
  border: 1px solid var(--line-2);
  border-radius: var(--r-xl);
  box-shadow: var(--shadow-2);
  overflow: hidden;
}
.cta-band__inner::before {
  content: ""; position: absolute; inset: -1px auto auto -1px; width: 100%; height: 100%;
  background: radial-gradient(600px 300px at 50% -40%, rgba(3,186,229,0.18), transparent 65%);
  pointer-events: none;
}
.cta-band .pill { margin-bottom: 1.4rem; }
.cta-band .h-1 { margin-bottom: 1.1rem; }
.cta-band .lede { max-width: 58ch; margin-inline: auto; margin-bottom: 2rem; }
.cta-band__actions { display: flex; flex-wrap: wrap; gap: 0.9rem; justify-content: center; }

/* -----------------------------------------------------------------------------
   14. MODEL / LEASING CARDS
   -------------------------------------------------------------------------- */
.model-card { display: flex; flex-direction: column; gap: 1.1rem; }
.model-card__kicker { font-family: var(--font-mono); font-size: 0.74rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--teal); }
.model-card__name { font-family: var(--font-display); font-size: 1.35rem; font-weight: 600; color: var(--text-hi); }
.model-card__lead { font-size: 0.95rem; color: var(--text-mu); }
.model-card ul { display: grid; gap: 0.6rem; margin-top: 0.3rem; }
.model-card li { display: grid; grid-template-columns: auto 1fr; gap: 0.7rem; font-size: 0.92rem; color: var(--text); }
.model-card li svg { width: 0.85rem; height: 0.85rem; margin-top: 0.35rem; color: var(--teal-bright); }
.model-card__terms { margin-top: auto; padding-top: 1.1rem; border-top: 1px solid var(--line); font-family: var(--font-mono); font-size: 0.78rem; color: var(--text-mu); }

.compare {
  display: grid; grid-template-columns: 1fr 1fr; gap: 0;
  border: 1px solid var(--line-2); border-radius: var(--r-lg); overflow: hidden;
}
.compare__col { padding: clamp(1.5rem, 3vw, 2.2rem); }
.compare__col + .compare__col { border-left: 1px solid var(--line-2); }
.compare__col--bad { background: var(--panel); }
.compare__col--good { background: linear-gradient(180deg, rgba(3,186,229,0.06), var(--panel-2)); }
.compare h4 { display: flex; align-items: center; gap: 0.6rem; font-family: var(--font-display); font-size: 1.05rem; color: var(--text-hi); margin-bottom: 1.2rem; }
.compare .tagline { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; }
.compare__col--bad .tagline { color: #ff7a7e; }
.compare__col--good .tagline { color: var(--teal); }
.compare ul { display: grid; gap: 0.8rem; }
.compare li { display: grid; grid-template-columns: auto 1fr; gap: 0.7rem; font-size: 0.93rem; color: var(--text); }
.compare li .mk { font-family: var(--font-mono); margin-top: 0.05rem; }
.compare__col--bad li .mk { color: #ff7a7e; }
.compare__col--good li .mk { color: var(--teal-bright); }
@media (max-width: 720px) {
  .compare { grid-template-columns: 1fr; }
  .compare__col + .compare__col { border-left: none; border-top: 1px solid var(--line-2); }
}

/* -----------------------------------------------------------------------------
   15. COMPLIANCE COMPONENTS
   -------------------------------------------------------------------------- */
.veil-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: clamp(2rem, 4vw, 3.5rem); align-items: center; }
@media (max-width: 900px) { .veil-grid { grid-template-columns: 1fr; } }

.layer-stack { display: grid; gap: 0.6rem; }
.layer {
  display: flex; align-items: center; gap: 1rem;
  padding: 1rem 1.2rem;
  border: 1px solid var(--line-2); border-radius: var(--r);
  background: var(--panel);
}
.layer__idx { font-family: var(--font-mono); font-size: 0.78rem; color: var(--text-faint); }
.layer__name { font-weight: 600; color: var(--text-hi); font-size: 0.97rem; }
.layer__note { font-size: 0.82rem; color: var(--text-mu); }
.layer--core { border-color: rgba(3,186,229,0.45); background: linear-gradient(90deg, rgba(3,186,229,0.08), var(--panel-2)); box-shadow: var(--glow-soft); }
.layer--core .layer__name { color: var(--teal-bright); }

.align-row {
  display: grid; grid-template-columns: auto 1fr; gap: 1.2rem;
  padding: 1.5rem 0;
}
.align-row + .align-row { border-top: 1px solid var(--line); }
.align-row__tag {
  font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.1em;
  color: var(--teal); text-transform: uppercase;
  align-self: start; padding-top: 0.2rem;
  min-width: 9rem;
}
.align-row h3 { font-size: 1.1rem; color: var(--text-hi); margin-bottom: 0.5rem; }
.align-row p { color: var(--text); font-size: 0.96rem; }
@media (max-width: 640px) { .align-row { grid-template-columns: 1fr; gap: 0.4rem; } }

.callout {
  display: grid; grid-template-columns: auto 1fr; gap: 1.1rem;
  padding: 1.4rem 1.5rem;
  background: var(--panel-2);
  border: 1px solid var(--line-2);
  border-left: 2px solid var(--teal);
  border-radius: var(--r);
}
.callout svg { width: 1.4rem; height: 1.4rem; color: var(--teal-bright); margin-top: 0.15rem; }
.callout p { font-size: 0.95rem; color: var(--text); }
.callout b { color: var(--text-hi); }

/* -----------------------------------------------------------------------------
   16. CONTACT / FORM
   -------------------------------------------------------------------------- */
.contact-grid { display: grid; grid-template-columns: 1.25fr 0.75fr; gap: clamp(2rem, 4vw, 3.5rem); align-items: start; }
@media (max-width: 940px) { .contact-grid { grid-template-columns: 1fr; } }

.form {
  padding: clamp(1.6rem, 3vw, 2.4rem);
  background: var(--panel);
  border: 1px solid var(--line-2);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-1);
}
.form__title { margin-bottom: 0.4rem; }
.form__intro { margin-bottom: 1.6rem; font-size: 0.92rem; }
.form__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem 1.2rem; }
@media (max-width: 560px) { .form__grid { grid-template-columns: 1fr; } }
.field { display: flex; flex-direction: column; gap: 0.45rem; }
.field--full { grid-column: 1 / -1; }
.field__label { font-size: 0.85rem; font-weight: 600; color: var(--text-hi); }
.req { color: var(--teal); margin-left: 0.15rem; }
.field__hint { font-size: 0.78rem; color: var(--text-faint); }
.field__input, .field__select, .field__textarea {
  width: 100%;
  padding: 0.8rem 0.95rem;
  font: inherit; font-size: 0.94rem;
  color: var(--text-hi);
  background: var(--bg-2);
  border: 1px solid var(--line-2);
  border-radius: var(--r-sm);
  transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}
.field__textarea { min-height: 7.5rem; resize: vertical; line-height: 1.6; }
.field__input::placeholder, .field__textarea::placeholder { color: var(--text-faint); }
.field__input:focus, .field__select:focus, .field__textarea:focus {
  outline: none;
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(3,186,229,0.16);
  background: var(--bg-0);
}
.field__select {
  appearance: none; -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%237f8aa6' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 0.95rem center;
  padding-right: 2.4rem;
}
.field__input:user-invalid, .field__select:user-invalid, .field__textarea:user-invalid { border-color: rgba(255,122,126,0.6); }

.consent { display: grid; grid-template-columns: auto 1fr; gap: 0.7rem; align-items: start; margin-top: 0.3rem; }
.consent input { margin-top: 0.25rem; width: 1.05rem; height: 1.05rem; accent-color: var(--teal); }
.consent label { font-size: 0.84rem; color: var(--text-mu); line-height: 1.55; }
.consent a { color: var(--teal-bright); text-decoration: underline; text-underline-offset: 2px; }

.form__actions { margin-top: 1.6rem; display: flex; flex-wrap: wrap; align-items: center; gap: 1rem; }
.form__note { font-size: 0.8rem; color: var(--text-faint); display: inline-flex; align-items: center; gap: 0.5rem; }
.form__note svg { width: 0.95rem; height: 0.95rem; color: var(--teal); }

.form-status {
  display: none;
  margin-top: 1.3rem; padding: 1rem 1.2rem;
  border-radius: var(--r-sm); font-size: 0.92rem;
  border: 1px solid;
}
.form-status.is-shown { display: block; }
.form-status--ok { background: var(--teal-dim); border-color: rgba(3,186,229,0.4); color: var(--teal-bright); }
.form-status--err { background: rgba(255,90,95,0.10); border-color: rgba(255,90,95,0.45); color: #ff9da0; }

/* Contact card */
.contact-card {
  padding: clamp(1.6rem, 3vw, 2.2rem);
  background: linear-gradient(180deg, var(--panel-2), var(--panel));
  border: 1px solid var(--line-2);
  border-radius: var(--r-lg);
}
.contact-card__row { display: grid; grid-template-columns: auto 1fr; gap: 1rem; padding: 1.1rem 0; }
.contact-card__row + .contact-card__row { border-top: 1px solid var(--line); }
.contact-card__ico { width: 2.4rem; height: 2.4rem; flex: none; display: grid; place-items: center; border-radius: var(--r-sm); background: var(--grad-accent-soft); border: 1px solid var(--line-2); color: var(--teal-bright); }
.contact-card__ico svg { width: 1.2rem; height: 1.2rem; }
.contact-card__k { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--text-mu); margin-bottom: 0.2rem; }
.contact-card__k.is-heading { margin-bottom: 1rem; }
.contact-card__v { color: var(--text-hi); font-weight: 500; word-break: break-word; }
.contact-card__v a:hover { color: var(--teal-bright); }
.contact-card__v small { display: block; font-weight: 400; color: var(--text-mu); font-size: 0.84rem; margin-top: 0.15rem; }

/* -----------------------------------------------------------------------------
   17. PAGE HERO (interior pages)
   -------------------------------------------------------------------------- */
.page-hero { position: relative; overflow: hidden; padding-block: clamp(3.5rem, 7vw, 6rem) clamp(2.5rem, 5vw, 4rem); }
.page-hero .eyebrow { margin-bottom: 1.2rem; }
.page-hero .h-display { font-size: clamp(2.3rem, 5vw, 3.9rem); }
.page-hero .lede { margin-top: 1.4rem; max-width: 60ch; }
.breadcrumb { display: flex; gap: 0.5rem; font-family: var(--font-mono); font-size: 0.74rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-faint); margin-bottom: 1.6rem; }
.breadcrumb a:hover { color: var(--teal); }
.breadcrumb .sep { color: var(--text-faint); }

/* -----------------------------------------------------------------------------
   18. FOOTER
   -------------------------------------------------------------------------- */
.site-footer {
  border-top: 1px solid var(--line);
  background: var(--bg-1);
  margin-top: clamp(3rem, 6vw, 5rem);
}
.footer__top {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 0.9fr);
  gap: clamp(1.6rem, 3vw, 3rem);
  padding-block: clamp(3rem, 5vw, 4.5rem);
}
@media (max-width: 860px) { .footer__top { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .footer__top { grid-template-columns: 1fr; } }

.footer__brand img { height: 2.3rem; margin-bottom: 1.2rem; }
.footer__brand p { color: var(--text-mu); font-size: 0.92rem; max-width: 34ch; }
.footer__brand .mono-line { margin-top: 1.2rem; font-family: var(--font-mono); font-size: 0.74rem; letter-spacing: 0.06em; color: var(--text-faint); }
.footer__col h4 { font-family: var(--font-mono); font-size: 0.74rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--text-mu); margin-bottom: 1.1rem; }
.footer__link { display: block; padding: 0.35rem 0; color: var(--text-mu); font-size: 0.92rem; transition: color var(--transition); }
.footer__link:hover { color: var(--teal-bright); }
.footer__bottom {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1rem;
  padding-block: 1.6rem;
  border-top: 1px solid var(--line);
  font-size: 0.82rem; color: var(--text-faint);
}
.footer__legal { display: flex; flex-wrap: wrap; gap: 0.4rem 1.4rem; }
.footer__bottom a:hover { color: var(--text-mu); }

/* -----------------------------------------------------------------------------
   19. REVEAL ANIMATIONS + UTILITIES
   -------------------------------------------------------------------------- */
/* Hidden state is gated behind .js so no-JS visitors always see full content */
.reveal { transition: opacity 600ms var(--ease), transform 600ms var(--ease); }
.js .reveal { opacity: 0; transform: translateY(18px); }
.js .reveal.is-visible { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: 80ms; }
.reveal[data-delay="2"] { transition-delay: 160ms; }
.reveal[data-delay="3"] { transition-delay: 240ms; }

.divider { height: 1px; background: linear-gradient(90deg, transparent, var(--line-2), transparent); border: 0; }
.hp { position: absolute !important; left: -9999px !important; width: 1px; height: 1px; overflow: hidden; }
.visually-hidden { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.mt-0 { margin-top: 0; }
.mt-2 { margin-top: 1.4rem; }
.mt-3 { margin-top: 2rem; }
.mt-4 { margin-top: 3rem; }

.pill {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.4rem 0.85rem;
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--teal-bright);
  background: var(--teal-dim);
  border: 1px solid rgba(3,186,229,0.3);
  border-radius: var(--r-pill);
}
.pill svg { width: 0.85rem; height: 0.85rem; }

/* -----------------------------------------------------------------------------
   19b. SAVINGS CALCULATOR
   -------------------------------------------------------------------------- */
.calc {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(1.5rem, 3vw, 2.5rem);
  align-items: start;
}
@media (max-width: 900px) {
  .calc { grid-template-columns: 1fr; }
}

.calc__panel {
  display: grid;
  gap: 1.5rem;
  padding: clamp(1.5rem, 2.4vw, 2.1rem);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-1);
}

.calc__labelrow {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.55rem;
}
.calc__readout {
  font-family: var(--font-mono);
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--teal-bright);
}

.calc__range {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  border-radius: 99px;
  background: rgba(255,255,255,0.08);
  outline-offset: 6px;
  cursor: pointer;
}
.calc__range::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 1.15rem; height: 1.15rem;
  border-radius: 50%;
  background: var(--teal);
  border: 2px solid #fff;
  box-shadow: 0 0 0 4px rgba(3,186,229,0.25);
  transition: box-shadow var(--transition);
}
.calc__range::-webkit-slider-thumb:hover { box-shadow: 0 0 0 7px rgba(3,186,229,0.30); }
.calc__range::-moz-range-thumb {
  width: 1.15rem; height: 1.15rem;
  border-radius: 50%;
  background: var(--teal);
  border: 2px solid #fff;
  box-shadow: 0 0 0 4px rgba(3,186,229,0.25);
}
.calc__range::-moz-range-track {
  height: 6px; border-radius: 99px; background: rgba(255,255,255,0.08);
}

.calc__scale {
  display: flex;
  justify-content: space-between;
  margin-top: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--text-faint);
}

.calc__console .console__body { gap: 0.75rem; }
.calc__meter i { width: 0%; transition: width 320ms var(--ease); }

.calc__verdict {
  margin-top: 0.4rem;
  padding: 0.85rem 0.95rem;
  border-left: 2px solid var(--teal);
  background: rgba(3,186,229,0.06);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  font-size: 0.92rem;
  color: var(--text);
}

.calc__assumptions {
  max-width: 76ch;
  margin: 1.6rem auto 0;
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-faint);
}

.stat-note {
  margin-top: 1rem;
  font-size: 0.78rem;
  color: var(--text-faint);
  text-align: center;
}

/* -----------------------------------------------------------------------------
   19c. FAQ (native <details> accordion — zero JS, fully accessible)
   -------------------------------------------------------------------------- */
.faq {
  max-width: var(--container-narrow);
  margin-inline: auto;
  display: grid;
  gap: 0.85rem;
}
.faq__item {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--r);
  overflow: hidden;
  transition: border-color var(--transition);
}
.faq__item[open] { border-color: var(--line-3); }
.faq__item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.1rem 1.3rem;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.02rem;
  color: var(--text-hi);
}
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary::after {
  content: '+';
  flex: none;
  width: 1.6rem; height: 1.6rem;
  display: grid; place-items: center;
  border-radius: 50%;
  border: 1px solid var(--line-2);
  color: var(--teal-bright);
  font-family: var(--font-mono);
  font-weight: 400;
  transition: transform var(--transition);
}
.faq__item[open] summary::after { content: '−'; transform: rotate(180deg); }
.faq__item summary:hover { color: var(--teal-bright); }
.faq__body {
  padding: 0 1.3rem 1.25rem;
  color: var(--text);
  font-size: 0.95rem;
  max-width: 70ch;
}

/* -----------------------------------------------------------------------------
   20. MOTION / RESPONSIVE PREFERENCES
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
  .reveal, .js .reveal { opacity: 1 !important; transform: none !important; }
}

@media print {
  .site-header, .site-footer, .hero__bg, .cta-band { display: none; }
  body { background: #fff; color: #000; }
}