/* ===== Reset & Variables ===== */
*,
*::before,
*::after { margin: 0; padding: 0; box-sizing: border-box; }
:root {
  --color-red: #E63946;
  --color-blue: #1D3557;
  --color-dark: #0B0C10;
  --color-light-blue: #457B9D;
  --color-yellow: #F4A261;
  --color-green: #2A9D8F;
  --color-gray: #A8B2C1;
  --color-white: #F1FAEE;
  --font-heading: 'Inter', 'Segoe UI', system-ui, sans-serif;
  --font-body: 'Inter', 'Segoe UI', system-ui, sans-serif;
  --font-data: 'JetBrains Mono', 'Consolas', monospace;
  --site-max: 1280px;
  --header-h: 64px;
}
html { scroll-behavior: smooth; }
body {
  background: var(--color-dark);
  color: var(--color-gray);
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4 { font-family: var(--font-heading); font-weight: 800; font-style: italic; line-height: 1.1; }
h1 { font-size: 2.5rem; color: var(--color-white); }
h2 { font-size: 2rem; color: var(--color-white); }
h3 { font-size: 1.5rem; color: var(--color-white); }
a { color: var(--color-light-blue); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--color-red); }
a:focus-visible { outline: 2px solid var(--color-yellow); outline-offset: 2px; }
ul { list-style: none; }
img, svg { max-width: 100%; display: block; }

/* ===== Skip Link ===== */
.skip-link {
  position: absolute;
  top: -100px;
  left: 0;
  background: var(--color-red);
  color: var(--color-white);
  padding: 0.5rem 1rem;
  z-index: 1000;
  font-weight: 600;
  transition: top 0.3s;
}
.skip-link:focus { top: 0; }

/* ===== Header ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-h);
  background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-blue) 100%);
  border-bottom: 1px solid var(--color-blue);
  z-index: 999;
}
.header-frame {
  max-width: var(--site-max);
  margin: 0 auto;
  padding: 0 1.5rem;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
}
.brand {
  font-family: var(--font-heading);
  font-weight: 800;
  font-style: italic;
  font-size: 1.75rem;
  color: var(--color-white);
  letter-spacing: 0.05em;
  text-decoration: none;
  line-height: 1;
  border-right: 2px solid var(--color-red);
  padding-right: 0.75rem;
}
.brand:hover { color: var(--color-red); }
.nav-wrapper {
  display: flex;
  align-items: center;
  gap: 2rem;
}
.nav-list {
  display: flex;
  gap: 1.5rem;
}
.nav-list a {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.9rem;
  color: var(--color-gray);
  padding: 0.25rem 0.5rem;
  border-radius: 2px;
  position: relative;
  transition: background 0.2s, color 0.2s;
}
.nav-list a[aria-current="page"] {
  background: var(--color-red);
  color: var(--color-white);
  font-weight: 600;
}
.nav-list a:hover:not([aria-current="page"]) {
  color: var(--color-white);
  background: rgba(230,57,70,0.15);
}
.cta-btn.btn {
  background: var(--color-red);
  color: var(--color-white);
  padding: 0.5rem 1.25rem;
  font-weight: 700;
  border: none;
  border-radius: 2px;
  transition: background 0.2s, transform 0.2s;
  font-size: 0.9rem;
  letter-spacing: 0.02em;
}
.cta-btn.btn:hover {
  background: #c62833;
  transform: scale(1.02);
}
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  flex-direction: column;
  gap: 4px;
  padding: 4px;
  width: 32px;
  height: 28px;
  justify-content: center;
}
.toggle-bar {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-white);
  transition: transform 0.3s, opacity 0.3s;
}
.nav-toggle[aria-expanded="true"] .toggle-bar:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.nav-toggle[aria-expanded="true"] .toggle-bar:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .toggle-bar:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }
@media (max-width: 768px) {
  .nav-toggle { display: flex; }
  .nav-wrapper {
    position: fixed;
    top: var(--header-h);
    left: 0;
    width: 100%;
    height: calc(100vh - var(--header-h));
    background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-blue) 100%);
    flex-direction: column;
    justify-content: flex-start;
    align-items: stretch;
    padding: 2rem 1.5rem;
    gap: 2rem;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    z-index: 998;
  }
  .nav-wrapper[data-open] { transform: translateX(0); }
  .nav-list {
    flex-direction: column;
    gap: 1.25rem;
  }
  .nav-list a {
    font-size: 1.2rem;
    padding: 0.5rem 1rem;
    border-left: 3px solid transparent;
  }
  .nav-list a[aria-current="page"] {
    border-left-color: var(--color-red);
    background: transparent;
    color: var(--color-red);
  }
  .cta-btn.btn { align-self: flex-start; }
}

/* ===== Footer ===== */
.site-footer {
  background: linear-gradient(0deg, var(--color-dark) 0%, #111217 100%);
  border-top: 1px solid var(--color-blue);
  padding: 3rem 1.5rem 1rem;
}
.footer-grid {
  max-width: var(--site-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr 2fr;
  gap: 2rem;
}
.footer-brand .brand-text {
  font-family: var(--font-heading);
  font-weight: 800;
  font-style: italic;
  font-size: 1.5rem;
  color: var(--color-white);
  margin-bottom: 0.5rem;
}
.trust-statement {
  font-size: 0.85rem;
  color: var(--color-gray);
  border-left: 2px solid var(--color-red);
  padding-left: 0.75rem;
}
.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.footer-links a {
  color: var(--color-light-blue);
  font-weight: 500;
  position: relative;
  padding-left: 0.5rem;
}
.footer-links a::before {
  content: "›";
  position: absolute;
  left: -0.25rem;
  color: var(--color-red);
}
.footer-contact p {
  font-size: 0.9rem;
  margin-bottom: 0.25rem;
}
.footer-contact a {
  color: var(--color-gray);
}
.footer-icp {
  grid-column: 1 / -1;
  text-align: center;
  font-size: 0.8rem;
  color: var(--color-gray);
  border-top: 1px solid var(--color-blue);
  padding-top: 1rem;
  margin-top: 1rem;
}
.footer-bottom {
  max-width: var(--site-max);
  margin: 1rem auto 0;
  text-align: center;
  font-size: 0.8rem;
  color: var(--color-gray);
}
@media (max-width: 768px) {
  .footer-grid { grid-template-columns: 1fr; gap: 1.5rem; }
  .footer-icp { grid-column: 1; }
}

/* ===== Universal Components ===== */
.btn {
  display: inline-block;
  background: var(--color-red);
  color: var(--color-white);
  padding: 0.6rem 1.5rem;
  font-family: var(--font-body);
  font-weight: 700;
  border: none;
  border-radius: 2px;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.2s, transform 0.2s;
}
.btn:hover { background: #c62833; color: var(--color-white); transform: scale(1.02); }
.container {
  max-width: var(--site-max);
  margin: 0 auto;
  padding: 0 1.5rem;
}
.section-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  font-size: 0.85rem;
  color: var(--color-gray);
  margin-bottom: 1rem;
}
.breadcrumb a { color: var(--color-light-blue); }
.breadcrumb span { color: var(--color-white); }
.breadcrumb a::after { content: "/"; color: var(--color-gray); padding-left: 0.4rem; }

/* ===== Scroll Progress Bar ===== */
[data-scroll-progress] {
  position: fixed;
  top: var(--header-h);
  left: 0;
  width: 0%;
  height: 2px;
  background: linear-gradient(90deg, var(--color-red), var(--color-yellow));
  z-index: 998;
  transition: width 0.1s linear;
}
@media (prefers-reduced-motion: reduce) {
  [data-scroll-progress] { display: none; }
  html { scroll-behavior: auto; }
}

/* ===== Accessibility ===== */
:focus-visible { outline: 2px solid var(--color-yellow); outline-offset: 2px; }

/* ===== Responsive ===== */
@media (min-width: 1200px) {
  .container { padding: 0 2rem; }
}
@media (max-width: 480px) {
  .brand { font-size: 1.3rem; padding-right: 0.5rem; }
}