/* ============================================================
   CSS Custom Properties
   ============================================================ */
:root {
  /* Brand palette */
  --color-gold:    #f9c41f;
  --color-amber:   #f4a046;
  --color-steel:   #808184;
  --color-charcoal:#2d2926;
  --color-bronze:  #c08a53;

  /* Semantic tokens */
  --color-bg:           #2d2926;
  --color-bg-deep:      #211e1b;
  --color-text-primary: #fdfbf7;
  --color-text-muted:   #808184;   /* same as steel */

  /* Typography */
  --font-serif: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-sans:  'Inter', system-ui, -apple-system, sans-serif;

  /* Type scale (fluid) */
  --text-eyebrow: clamp(0.7rem,  1.2vw, 0.875rem);
  --text-name:    clamp(2.25rem, 5.5vw, 4rem);
  --text-subtitle:clamp(1rem,    1.8vw, 1.25rem);
  --text-tagline: clamp(0.95rem, 1.6vw, 1.125rem);
  --text-bio:     clamp(0.875rem,1.4vw, 1rem);
  --text-btn:     clamp(0.875rem,1.3vw, 1rem);

  /* Spacing scale */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-12: 3rem;
  --space-16: 4rem;

  /* Layout */
  --hero-max-width: 1200px;
  --hero-padding-x: clamp(1.25rem, 5vw, 4rem);
  --portrait-size:  clamp(220px, 28vw, 380px);
  --portrait-ring-gap: 4px;
  --portrait-ring-width: 3px;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;

  /* Focus ring */
  --focus-ring: 0 0 0 3px var(--color-gold);
}

/* ============================================================
   Reset & Base
   ============================================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg);
  color: var(--color-text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

/* ============================================================
   Skip Link (WCAG 2.4.1)
   ============================================================ */
.skip-link {
  position: fixed;
  top: -100%;
  left: var(--space-4);
  z-index: 9999;
  padding: var(--space-2) var(--space-4);
  background: var(--color-gold);
  color: var(--color-charcoal);
  font-family: var(--font-sans);
  font-weight: 600;
  border-radius: 0 0 6px 6px;
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: 0;
  outline: none;
}

/* ============================================================
   Hero Section
   ============================================================ */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: radial-gradient(
    ellipse at 60% 40%,
    var(--color-bg) 0%,
    var(--color-bg-deep) 100%
  );
  padding: var(--space-16) var(--hero-padding-x) var(--space-12);
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: clamp(1rem, 3vw, 2.5rem);
  max-width: var(--hero-max-width);
  width: 100%;
  margin: 0 auto;
}

/* ============================================================
   Hero Text Content (Left column)
   ============================================================ */
.hero__eyebrow {
  font-family: var(--font-sans);
  font-size: var(--text-eyebrow);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-steel);
  margin-bottom: var(--space-4);
}

.hero__name {
  font-family: var(--font-serif);
  font-size: var(--text-name);
  font-weight: 900;
  line-height: 1.1;
  color: var(--color-text-primary);
  margin-bottom: var(--space-4);
}

.hero__credentials {
  color: var(--color-gold);
}

.hero__subtitle {
  font-family: var(--font-sans);
  font-size: var(--text-subtitle);
  font-weight: 500;
  color: var(--color-steel);
  margin-bottom: var(--space-6);
}

.hero__tagline {
  font-family: var(--font-sans);
  font-size: var(--text-tagline);
  color: var(--color-text-primary);
  min-height: 2em;
  margin-bottom: var(--space-6);
  display: flex;
  align-items: center;
  gap: 0;
}

.hero__cursor {
  display: inline-block;
  color: var(--color-gold);
  font-weight: 300;
  margin-left: 1px;
  animation: blink 1s step-end infinite;
  user-select: none;
}

.hero__bio {
  font-family: var(--font-sans);
  font-size: var(--text-bio);
  color: var(--color-steel);
  max-width: 52ch;
  line-height: 1.7;
  margin-bottom: var(--space-8);
}

/* ============================================================
   CTA Buttons
   ============================================================ */
.hero__cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  align-items: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75em;
  font-family: var(--font-sans);
  font-size: var(--text-btn);
  font-weight: 600;
  border-radius: 6px;
  cursor: pointer;
  transition:
    transform var(--transition-fast),
    color var(--transition-fast);
  white-space: nowrap;
}

.btn:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}

.btn--primary {
  background-color: transparent;
  color: var(--color-text-primary);
}

.btn--primary:hover {
  background-color: transparent;
  color: var(--color-gold);
  transform: translateY(-2px);
}

.btn--secondary {
  background-color: transparent;
  color: var(--color-text-primary);
}

.btn--secondary:hover {
  background-color: transparent;
  color: var(--color-gold);
  transform: translateY(-2px);
}

/* ============================================================
   Portrait (Right column)
   ============================================================ */
.hero__portrait-col {
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero__portrait-ring {
  position: relative;
  width: var(--portrait-size);
  height: var(--portrait-size);
  border-radius: 50%;
  /* Conic gradient ring */
  padding: calc(var(--portrait-ring-gap) + var(--portrait-ring-width));
  background: conic-gradient(
    from 0deg,
    var(--color-gold),
    var(--color-amber),
    var(--color-bronze),
    var(--color-gold)
  );
  box-shadow:
    0 0 30px 4px rgba(249, 196, 31, 0.2),
    0 8px 32px rgba(0, 0, 0, 0.4);
}

/* Inner gap ring — matches dark bg */
.hero__portrait-ring::before {
  content: '';
  position: absolute;
  inset: var(--portrait-ring-width);
  border-radius: 50%;
  background: var(--color-bg);
  z-index: 0;
}

.hero__portrait-ring img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  object-position: center top;
}

/* ============================================================
   Scroll Hint
   ============================================================ */
.hero__scroll-hint {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  color: var(--color-amber);
  opacity: 0.7;
  animation: bounce 2s ease-in-out infinite;
}

/* ============================================================
   Animations
   ============================================================ */
@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(8px); }
}

/* ============================================================
   Responsive — Mobile (≤768px)
   ============================================================ */
@media (max-width: 768px) {
  .hero {
    padding: var(--space-12) var(--hero-padding-x) var(--space-16);
    justify-content: flex-start;
  }

  .hero__inner {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto;
    text-align: center;
    gap: var(--space-8);
  }

  /* Portrait first on mobile */
  .hero__portrait-col {
    grid-row: 1;
    order: -1;
  }

  .hero__content {
    grid-row: 2;
  }

  .hero__bio {
    max-width: 100%;
    margin-left: auto;
    margin-right: auto;
  }

  .hero__tagline {
    justify-content: center;
  }

  .hero__cta-row {
    justify-content: center;
  }
}

/* ============================================================
   Reduced Motion
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  html {
    scroll-behavior: auto;
  }

  .hero__cursor {
    animation: none;
  }

  .hero__scroll-hint {
    animation: none;
  }
}