/* Domain (domain.com) — Prism Aurora UI v1
   A fresh, unique design system with new class names, colors, motion, and a11y.
   Fonts (to be loaded in HTML): Headings "Space Grotesk"; Body "Inter Tight".
   Notes:
   - This file is self‑contained (base + modules) to simplify integration.
   - Strong focus on contrast, focus visibility, reduced motion, and mobile nav.
*/

/* =============================
   0) CSS Reset / Base
   ============================= */
:root {
  /* Color tokens (Dark) */
  --c-bg: #0c0d10; /* page background: charcoal night */
  --c-bg-elev: #111217; /* elevated layer */
  --c-surface: #151826; /* cards */
  --c-surface-sub: #10131e; /* subtle panels */
  --c-text: #f2f5ff; /* primary text */
  --c-muted: #a8b2c7; /* secondary text */
  --c-border: rgba(242, 245, 255, 0.08);

  /* Accents */
  --c-accent: #7c5cff; /* electric violet */
  --c-accent-2: #18e299; /* neon aqua‑green */
  --c-accent-3: #00ddff; /* azure */
  --c-warn: #ffba1a; /* amber */
  --c-danger: #ff5d5d; /* coral red */

  /* Effects */
  --ring: 0 0 0 3px rgba(124, 92, 255, 0.5), 0 0 0 6px rgba(24, 226, 153, 0.2);
  --shadow-1: 0 12px 26px rgba(0, 0, 0, 0.36);
  --shadow-2: 0 26px 70px rgba(0, 0, 0, 0.5);

  /* Radii */
  --r-xs: 10px;
  --r-s: 14px;
  --r-m: 18px;
  --r-l: 22px;
  --r-xl: 28px;

  /* Layout */
  --container: 1180px;
  --gutter: clamp(16px, 2.2vw, 28px);

  /* Motion */
  --dur-fast: 110ms;
  --dur: 200ms;
  --dur-slow: 420ms;
  --ease: cubic-bezier(0.2, 0.8, 0.2, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}
html,
body {
  height: 100%;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  background-color: var(--c-bg);
  background-image: url("../img/bd.webp");
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  background-attachment: fixed;
  color: var(--c-text);
  font-family: "Inter Tight", ui-sans-serif, system-ui, -apple-system,
    "Segoe UI", Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

h1,
h2,
h3,
h4 {
  font-family: "Space Grotesk", ui-sans-serif, system-ui, -apple-system,
    "Segoe UI", Roboto, Helvetica, Arial;
  margin: 0 0 10px;
  line-height: 1.12;
  letter-spacing: 0.15px;
}
h1 {
  font-size: clamp(36px, 5.2vw, 64px);
}
h2 {
  font-size: clamp(22px, 3vw, 38px);
}
h3 {
  font-size: clamp(16px, 2vw, 20px);
}

p {
  margin: 0 0 12px;
}
ul,
ol {
  margin: 0 0 12px;
  padding-left: 18px;
}
img,
svg {
  display: block;
  max-width: 100%;
  height: auto;
}
a {
  color: inherit;
  text-decoration: none;
}

/* Ambient overlay and animated vignette over background image */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(
      800px 500px at 10% 0%,
      rgba(124, 92, 255, 0.1),
      transparent 60%
    ),
    radial-gradient(
      600px 400px at 90% 10%,
      rgba(0, 221, 255, 0.1),
      transparent 60%
    );
  mix-blend-mode: normal;
  opacity: 0.7;
  animation: aurora-pan 24s linear infinite;
}
@keyframes aurora-pan {
  0% {
    filter: hue-rotate(0deg);
  }
  50% {
    filter: hue-rotate(20deg);
  }
  100% {
    filter: hue-rotate(0deg);
  }
}
@media (prefers-reduced-motion: reduce) {
  body::before {
    animation: none;
  }
}

/* A11y utilities */
.a11y-skip {
  position: absolute;
  left: -9999px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}
.a11y-skip:focus {
  left: 12px;
  top: 12px;
  width: auto;
  height: auto;
  z-index: 10000;
  padding: 10px 14px;
  border-radius: var(--r-xs);
  background: var(--c-surface);
  box-shadow: var(--ring);
}
.a11y-sr {
  position: absolute !important;
  height: 1px;
  width: 1px;
  overflow: hidden;
  clip: rect(1px, 1px, 1px, 1px);
  white-space: nowrap;
}
:focus-visible {
  outline: none;
  box-shadow: var(--ring);
  border-radius: 12px;
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

/* =============================
   1) Layout primitives
   ============================= */
.uix-container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gutter);
}
.uix-section {
  padding: clamp(26px, 7.5vw, 64px) 0;
}

/* =============================
   2) Header & Navigation
   ============================= */
.uix-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 100;
  background: rgba(17, 18, 23, 0.7);
  backdrop-filter: saturate(120%) blur(10px);
  border-bottom: 1px solid var(--c-border);
}
.uix-navrow {
  height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.uix-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  letter-spacing: 0.2px;
}
.uix-brand__logo {
  width: 42px;
  height: 42px;
  object-fit: contain;
  border-radius: 10px;
  box-shadow: 0 8px 18px rgba(124, 92, 255, 0.25);
}
.uix-brand__text {
  font-size: 18px;
  color: var(--c-text);
}

.uix-nav {
  display: flex;
  align-items: center;
  gap: 18px;
}
.uix-trigger {
  display: none;
  background: transparent;
  border: 0;
  padding: 10px;
  border-radius: 12px;
}
.uix-trigger-bar {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--c-text);
  margin: 4px 0;
  border-radius: 2px;
  transition: transform var(--dur) var(--ease), opacity var(--dur) var(--ease);
}

.uix-drawer {
  display: flex;
  gap: 18px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.uix-drawer a {
  display: inline-block;
  padding: 6px;
  color: var(--c-muted);
  border-radius: 8px;
  text-underline-offset: 4px;
}
.uix-drawer a:hover,
.uix-drawer a:focus-visible {
  color: var(--c-text);
  text-decoration: underline;
  text-decoration-color: var(--c-accent-3);
}
.uix-drawer a[aria-current="page"] {
  color: var(--c-text);
  text-decoration: underline;
  text-decoration-color: var(--c-accent);
}

@media (max-width: 720px) {
  .uix-trigger {
    display: inline-block;
  }
  .uix-drawer {
    position: absolute;
    right: var(--gutter);
    top: 70px;
    background: var(--c-bg-elev);
    border: 1px solid var(--c-border);
    border-radius: 14px;
    padding: 8px;
    box-shadow: var(--shadow-2);
    display: none;
    flex-direction: column;
    min-width: 220px;
  }
  .uix-drawer.is-open {
    display: flex;
  }
}

/* =============================
   3) Buttons
   ============================= */
.btn {
  --_bg: transparent;
  --_fg: var(--c-text);
  --_bd: var(--c-border);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-width: 180px;
  height: 46px;
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid var(--_bd);
  background: var(--_bg);
  color: var(--_fg);
  font-weight: 800;
  letter-spacing: 0.2px;
  cursor: pointer;
  user-select: none;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease),
    border-color var(--dur) var(--ease), transform var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease);
}
.btn:hover {
  transform: translateY(-1px) scale(1.01);
}
.btn:active {
  transform: translateY(0) scale(0.995);
}

.btn--primary {
  --_bg: linear-gradient(90deg, var(--c-accent), var(--c-accent-2));
  --_fg: #07090d;
  --_bd: transparent;
  box-shadow: 0 12px 26px rgba(124, 92, 255, 0.22),
    0 8px 18px rgba(24, 226, 153, 0.16);
}
.btn--primary:hover {
  filter: saturate(1.08);
}

.btn--secondary {
  --_bg: var(--c-bg-elev);
  --_bd: var(--c-accent-3);
  color: var(--c-accent-3);
}
.btn--secondary:hover {
  background: rgba(0, 221, 255, 0.1);
}

.btn--ghost {
  --_bg: transparent;
  color: var(--c-muted);
}
.btn--ghost:hover {
  background: rgba(242, 245, 255, 0.06);
}

/* =============================
   4) Hero (split)
   ============================= */
.hero {
  position: relative;
  background: radial-gradient(
      1000px 600px at 80% -10%,
      rgba(124, 92, 255, 0.12),
      transparent 40%
    ),
    linear-gradient(135deg, rgba(10, 12, 16, 0.95), rgba(14, 18, 26, 0.95));
  border-bottom: 1px solid var(--c-border);
  overflow: clip;
}
.hero__title {
  font-size: clamp(40px, 6vw, 72px);
  line-height: 1.02;
  margin: 0 0 10px;
  letter-spacing: 0.6px;
  background: linear-gradient(90deg, var(--c-accent), var(--c-accent-3));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  text-transform: uppercase;
}
.hero__lead {
  color: #c6d0e8;
  margin: 0 0 20px;
  max-width: 60ch;
  margin: 0 auto;
}
.hero__cta {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.grid-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  align-items: center;
  justify-items: center;
  text-align: center;
}
.grid-split__col {
  min-width: 0;
}

/* Trust matrix (2x2 always) */
.trust-matrix {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin-top: 16px;
}
.trust-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: 12px;
  padding: 10px 12px;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--c-muted);
  box-shadow: var(--shadow-1);
}
.trust-card__icon {
  width: 22px;
  height: 22px;
  color: var(--c-accent-3);
  flex-shrink: 0;
}
.trust-card__label {
  font-weight: 800;
  color: var(--c-text);
}

/* =============================
   5) Broker comparison deck
   ============================= */
.deck {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
  margin-top: 16px;
  padding: 0;
  list-style: none;
}
.card-broker {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 12px;
  background: var(--c-bg-elev);
  border: 1px solid rgba(124, 92, 255, 0.25);
  border-radius: 20px;
  padding: 16px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.45),
    inset 0 1px 0 rgba(255, 255, 255, 0.03);
  transition: transform var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.card-broker::before {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  top: 0;
  height: 3px;
  border-top-left-radius: 20px;
  border-top-right-radius: 20px;
  background: linear-gradient(90deg, var(--c-accent), var(--c-accent-2));
}
.card-broker:hover {
  transform: translateY(-3px) scale(1.01);
  box-shadow: 0 28px 60px rgba(0, 0, 0, 0.6);
  border-color: var(--c-accent-3);
}

.card-broker__head {
  width: 100%;
  display: grid;
  place-items: center;
  gap: 10px;
  position: relative;
}
.card-broker__head img {
  display: block;
  filter: grayscale(0%) contrast(115%);
  width: 140px;
  height: 44px;
  object-fit: contain;
  margin-top: 6px;
}
.ribbon {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(0, 221, 255, 0.08);
  border: 1px dashed rgba(0, 221, 255, 0.35);
  color: var(--c-accent-3);
  font-weight: 900;
  padding: 6px 10px;
  border-radius: 999px;
}
.ribbon::before {
  content: "✹";
  color: var(--c-accent-2);
}

.card-broker__specs {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin: 0;
  border: 0;
  padding: 0;
}
.card-broker__specs .spec {
  background: var(--c-surface);
  border: 1px solid rgba(242, 245, 255, 0.08);
  border-radius: 12px;
  padding: 8px 10px;
  display: grid;
  gap: 4px;
  align-items: start;
}
.card-broker__specs .spec dt {
  color: var(--c-muted);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}
.card-broker__specs .spec dd {
  margin: 0;
  font-weight: 900;
}

.card-broker__bullets {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 6px;
  color: var(--c-text);
}
.card-broker__bullets li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.card-broker__bullets li::before {
  content: "✓";
  color: var(--c-accent-2);
  font-weight: 900;
}

.card-broker__actions {
  display: grid;
  align-items: center;
}

@media (max-width: 980px) {
  .card-broker {
    grid-template-columns: 1fr 1fr;
    grid-auto-rows: auto;
  }
  .card-broker__actions {
    grid-column: 1 / -1;
    justify-items: stretch;
  }
  .card-broker__actions .btn {
    width: 100%;
  }
}
@media (max-width: 680px) {
  .card-broker {
    grid-template-columns: 1fr;
  }
}

/* =============================
   6) Feature tiles
   ============================= */
.tiles {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  margin-top: 16px;
}
.tile {
  position: relative;
  background: var(--c-surface);
  border: 1px solid rgba(242, 245, 255, 0.1);
  border-radius: 16px;
  padding: 14px;
  box-shadow: var(--shadow-1);
  transition: transform var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.tile:hover {
  transform: translateY(-4px);
  box-shadow: 0 26px 60px rgba(0, 0, 0, 0.55);
  border-color: var(--c-accent-2);
}
.tile__icon {
  width: 38px;
  height: 38px;
  color: var(--c-accent);
  margin-bottom: 8px;
}
.tile h3 {
  margin: 0 0 6px;
  font-size: 16px;
}
.tile p {
  margin: 0;
  color: var(--c-muted);
}

.path {
  position: relative;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
  margin-top: 16px;
  counter-reset: step;
}
.path::before {
  content: none;
}
.path__node {
  position: relative;
  background: var(--c-surface);
  border: 1px solid rgba(242, 245, 255, 0.1);
  border-radius: 16px;
  padding: 20px 10px 10px 20px;
  box-shadow: var(--shadow-1);
}
.path__node::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  top: -12px;
  left: -12px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(90deg, var(--c-accent), var(--c-accent-2));
  color: #071015;
  display: grid;
  place-items: center;
  font-weight: 900;
  box-shadow: 0 8px 24px rgba(124, 92, 255, 0.35);
}
.path h3 {
  margin: 0 0 4px;
  font-size: 16px;
}
.path p {
  margin: 0;
  color: var(--c-muted);
}

/* =============================
   8) Notice / callout
   ============================= */
.notice {
  background: linear-gradient(
    180deg,
    rgba(124, 92, 255, 0.08),
    rgba(0, 221, 255, 0.08)
  );
  border: 1px solid rgba(242, 245, 255, 0.14);
  border-radius: 14px;
  padding: 14px;
  box-shadow: var(--shadow-1);
}
.notice h3 {
  margin: 0 0 6px;
  font-size: 18px;
}

/* =============================
   9) Footer
   ============================= */
.uix-footer {
  position: relative;
  border-top: 0;
  background: transparent;
}

.foot-grid-neo {
  display: grid;
  grid-template-areas:
    "brand"
    "links"
    "legal";
  gap: 18px;
  background: rgba(10, 12, 16, 0.65);
  border: 1px solid rgba(242, 245, 255, 0.06);
  border-radius: 24px;
  padding: 18px;
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.45),
    inset 0 1px 0 rgba(255, 255, 255, 0.04);
  margin-top: 28px;
}
.foot-brand {
  grid-area: brand;
  display: grid;
  gap: 10px;
}
.foot-links {
  grid-area: links;
  background: rgba(17, 20, 28, 0.6);
  border: 1px dashed rgba(0, 221, 255, 0.28);
  border-radius: 16px;
  padding: 12px;
}
.foot-links ul {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 8px;
}
.foot-legal {
  grid-area: legal;
  background: rgba(17, 20, 28, 0.6);
  border: 1px solid rgba(242, 245, 255, 0.08);
  border-radius: 16px;
  padding: 12px;
}
.foot-legal .legal-items {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 10px;
}
@media (min-width: 980px) {
  .foot-grid-neo {
    grid-template-areas:
      "brand links"
      "legal legal";
    grid-template-columns: 1.6fr 1fr;
  }
}
.foot-brand p {
  margin: 8px 0 0;
  color: var(--c-muted);
}
.foot-links ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 6px;
}
.foot-links a {
  color: var(--c-muted);
}
.foot-links a:hover {
  color: var(--c-text);
  text-decoration: underline;
  text-decoration-color: var(--c-accent);
}
.foot-legal .legal-items {
  display: grid;
  gap: 8px;
}
.legal-item {
  background: transparent;
  border: 1px dashed rgba(242, 245, 255, 0.12);
  border-radius: 12px;
  padding: 10px;
}
.legal-item h3 {
  margin: 0 0 4px;
  font-size: 14px;
}
.legal-item p {
  margin: 0;
  color: var(--c-muted);
}
.foot-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 12px 0 24px;
  margin-top: 18px;
  color: var(--c-muted);
  flex-wrap: wrap;
  position: relative;
}
.foot-meta::before {
  content: "";
  position: absolute;
  top: -10px;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--c-accent), var(--c-accent-2));
  opacity: 0.45;
  border-radius: 2px;
}
.brand-inline {
  color: var(--c-text);
  font-weight: 900;
}

.partners {
  list-style: none;
  margin: 8px 0 0;
  padding: 0;
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.partners img {
  width: 120px;
  height: 44px;
  object-fit: contain;
  image-rendering: -webkit-optimize-contrast;
  filter: grayscale(14%);
}

/* =============================
   10) FAQ
   ============================= */
.faq {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
}
.faq-col {
  display: grid;
  gap: 12px;
}
.faq-qa {
  background: linear-gradient(
    180deg,
    rgba(21, 24, 38, 0.7),
    rgba(12, 14, 20, 0.9)
  );
  border: 1px solid rgba(0, 221, 255, 0.2);
  border-radius: 16px;
  padding: 14px 16px;
  box-shadow: var(--shadow-1);
  margin-bottom: 10px;
}
.faq-qa > summary {
  cursor: pointer;
  list-style: none;
  font-weight: 800;
  position: relative;
  padding-right: 28px;
}
.faq-qa > summary::-webkit-details-marker {
  display: none;
}
.faq-qa > summary::after {
  content: "+";
  position: absolute;
  right: 6px;
  top: 0;
  transform: translateY(3px);
  transition: transform var(--dur) var(--ease);
  font-weight: 900;
  color: var(--c-accent-2);
}
.faq-qa[open] > summary::after {
  content: "–";
  transform: translateY(3px);
}
.faq-body {
  color: var(--c-muted);
  margin-top: 8px;
}

/* =============================
   11) Responsive
   ============================= */
@media (max-width: 1080px) {
  .tiles {
    grid-template-columns: 1fr 1fr;
  }
  .foot-grid-neo {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 720px) {
  .grid-split {
    grid-template-columns: 1fr;
  }
  .tiles {
    grid-template-columns: 1fr;
  }
  .foot-grid-neo {
    grid-template-columns: 1fr;
  }
  .faq {
    grid-template-columns: 1fr;
  }
  .hero__cta .btn {
    min-width: unset;
    max-width: 50%;
    width: 100%;
    text-align: center;
    font-size: 14px;
    padding: 6px;
  }
}