/* ==========================================================================
   Base styles — reset, typography, layout primitives, nav, footer.
   Shared across every page.
   ========================================================================== */

@import url('tokens.css');

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; scroll-behavior: smooth; }
html, body { margin: 0; padding: 0; }
h1, h2, h3, h4, h5, h6, p, figure { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
a { color: inherit; text-decoration: none; }
img, video { max-width: 100%; display: block; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; padding: 0; }

html, body {
  height: 100%;
}

body {
  font-family: var(--font-family);
  font-weight: var(--font-weight-regular);
  font-size: var(--text-base);
  line-height: var(--line-height-normal);
  color: var(--color-text-primary);
  background: var(--color-bg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Respect reduced-motion preference across the whole site */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Visible keyboard focus everywhere */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--accent-primary-end);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* ---- Typography scale ---- */
h1 { font-size: var(--text-5xl); font-weight: var(--font-weight-semibold); line-height: var(--line-height-tight); letter-spacing: -0.02em; }
h2 { font-size: var(--text-3xl); font-weight: var(--font-weight-semibold); line-height: var(--line-height-tight); letter-spacing: -0.01em; }
h3 { font-size: var(--text-xl); font-weight: var(--font-weight-semibold); line-height: var(--line-height-snug); }
h4 { font-size: var(--text-sm); font-weight: var(--font-weight-semibold); text-transform: uppercase; letter-spacing: 0.06em; color: var(--color-text-tertiary); }
p  { font-size: var(--text-base); line-height: var(--line-height-relaxed); color: var(--color-text-secondary); }

.eyebrow {
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  color: var(--case-accent, var(--accent-primary-end));
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ---- Layout primitives ---- */
.wrap {
  max-width: var(--content-max-width);
  margin-inline: auto;
  padding-inline: var(--content-padding-inline);
}

.page-shell {
  position: relative;
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

main { display: block; flex: 1 0 auto; }

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 44px;
  padding: 8px 12px;
  border-radius: 9999px;
  font-weight: 600;
  font-size: 14px;
  line-height: 1.5;
  transition: transform var(--duration-fast) var(--ease-out-soft), box-shadow var(--duration-fast) var(--ease-out-soft);
}
.btn:hover { transform: translateY(-2px); }

.btn-primary {
  background: var(--color-text-primary);
  color: #FCFCFC;
  box-shadow: 0 4px 16px -6px rgba(4, 17, 31, 0.35);
}
.btn-primary:hover { box-shadow: 0 8px 24px -6px rgba(4, 17, 31, 0.45); }

.btn-secondary {
  background: var(--color-bg-alt);
  color: var(--color-text-primary);
  border: 1px solid var(--color-border);
}
.btn-secondary:hover { border-color: var(--accent-primary-end); }

/* ==========================================================================
   Nav
   ========================================================================== */

/* Nav sits absolutely within the page's top wrapper (see .page-shell above)
   so it scrolls away with the page — the real site does NOT pin it to the viewport. */

.site-nav {
  position: fixed;
  top: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 50;
  display: flex;
  align-items: center;
  gap: 0;
  padding: 4px;
  border-radius: 20px;
  background: rgba(218, 218, 230, 0.5);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.site-nav a {
  position: relative;
  display: flex;
  align-items: center;
  padding: 8px 12px;
  border-radius: 16px;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--color-text-secondary);
  transition: color var(--duration-fast) var(--ease-out-soft);
}
.site-nav a:hover { color: var(--color-text-primary); }

.site-nav a[aria-current="page"] {
  color: var(--color-text-primary);
  padding: 8px 14px;
}
.site-nav a[aria-current="page"]::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--color-surface-raised);
  border-radius: 16px;
  z-index: -1;
}

@media (max-width: 809px) {
  .site-nav { top: 20px; }
}

/* ==========================================================================
   Footer (repeats the portrait card + links on every page)
   ========================================================================== */

.site-footer {
  padding: 80px 0 120px;
}

.footer-card {
  display: grid;
  grid-template-columns: repeat(4, minmax(50px, 1fr));
  gap: 32px;
}

@media (max-width: 809px) {
  .footer-card { grid-template-columns: 1fr; gap: 24px; }
}

.footer-bio {
  grid-column: span 2;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

@media (max-width: 809px) {
  .footer-bio { grid-column: span 1; }
}

.footer-name-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-portrait {
  width: 31px;
  height: 31px;
  border-radius: 50%;
  overflow: hidden;
  flex-shrink: 0;
}
.footer-portrait img { width: 100%; height: 100%; object-fit: cover; }

.footer-bio h3 {
  font-size: 20px;
  font-weight: 600;
  line-height: 1.2;
}
@media (max-width: 809px) {
  .footer-bio h3 { font-size: 17px; }
}

.footer-bio p {
  font-size: 16px;
  font-weight: 500;
  line-height: 1.45;
  color: var(--color-text-tertiary);
  max-width: 46ch;
}

.footer-links, .footer-contact {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 140px;
}

.footer-links h4, .footer-contact h4 {
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text-primary);
  text-transform: none;
  letter-spacing: 0;
}

.footer-links ul { display: flex; flex-direction: column; gap: 10px; }
.footer-links a {
  font-size: 14px;
  font-weight: 500;
  line-height: 1.4;
  color: var(--color-text-tertiary);
  transition: color var(--duration-fast);
}
.footer-links a:hover { color: var(--color-text-primary); }

.footer-contact button {
  font-size: 14px;
  font-weight: 500;
  line-height: 1.4;
  color: var(--color-text-tertiary);
  transition: color var(--duration-fast);
}
.footer-contact button:hover { color: var(--color-text-primary); }

.footer-contact .copied-tag {
  font-size: var(--text-xs);
  color: var(--accent-violet);
  opacity: 0;
  transition: opacity var(--duration-fast);
  margin-left: 8px;
}
.footer-contact .copied-tag.visible { opacity: 1; }

.footer-icons {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 4px;
}
.footer-icons a { color: var(--color-text-tertiary); transition: color var(--duration-fast); }
.footer-icons a:hover { color: var(--color-text-primary); }
.footer-icons svg { width: 20px; height: 20px; }

/* ==========================================================================
   Hero — shared avatar+name+role+buttons header, identical on every page
   ========================================================================== */

.hero {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 32px;
  padding: 40px 0 60px;
}

.hero-top {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 20px;
}

@media (max-width: 809px) {
  .hero { padding: 100px 0 40px; }
}

.hero-avatar {
  display: block;
  width: 60px;
  height: 60px;
  border-radius: 24px;
  overflow: hidden;
}
.hero-avatar img { width: 100%; height: 100%; object-fit: cover; }

@media (max-width: 809px) {
  .hero-avatar { width: 52px; height: 52px; border-radius: 20px; }
}

.hero h1 {
  font-size: 40px;
  font-weight: 500;
  line-height: 1.1;
  letter-spacing: 0;
}

@media (min-width: 810px) and (max-width: 1279px) {
  .hero h1 { font-size: 36px; }
}
@media (max-width: 809px) {
  .hero h1 { font-size: 34px; line-height: 1.2; }
}

.hero-role {
  font-size: 16px;
  font-weight: 500;
  line-height: 1.45;
  color: var(--color-text-tertiary);
  max-width: 550px;
  margin-top: 12px;
}

.hero-actions { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }