/* ============================================
   Elisabeth Payne, COMS — Stylesheet
   Accessibility-first design
   ============================================ */

/* --- Design Tokens --- */
:root {
  --color-navy:        #1a3a5c;
  --color-blue:        #2563a8;
  --color-blue-light:  #d6e8f7;
  --color-gold:        #b8860b;
  --color-gold-light:  #f5ecd0;
  --color-white:       #ffffff;
  --color-off-white:   #f8f7f4;
  --color-text:        #1c1c1c;
  --color-text-muted:  #4a4a4a;
  --color-border:      #c8d8e8;
  --color-hero-overlay: rgba(15, 35, 60, 0.15);

  --font-heading: Arial, Helvetica, sans-serif;
  --font-body:    Arial, Helvetica, sans-serif;
  --font-ui:      Arial, Helvetica, sans-serif;

  --size-base:    1.2rem;   /* 19.2px — large by default */
  --size-lead:    1.35rem;
  --size-h1:      2.6rem;
  --size-h2:      1.9rem;
  --size-h3:      1.4rem;
  --size-small:   1rem;

  --line-height:  1.75;
  --space-xs:     0.5rem;
  --space-sm:     1rem;
  --space-md:     1.75rem;
  --space-lg:     3rem;
  --space-xl:     5rem;

  --radius:       6px;
  --max-width:    900px;
  --max-width-narrow: 680px;

  --transition:   200ms ease;
}

/* --- Vision Profiles --- */

/* Large Print */
[data-vision="large"] {
  --size-base:  1.5rem;
  --size-lead:  1.7rem;
  --size-h1:    3rem;
  --size-h2:    2.3rem;
  --size-h3:    1.75rem;
}

/* Dark Mode */
[data-vision="dark"] {
  --color-navy:       #a8c8e8;
  --color-blue:       #90b8e0;
  --color-blue-light: #1a2a3a;
  --color-gold:       #d4a847;
  --color-gold-light: #1e1a0e;
  --color-white:      #1a1a1a;
  --color-off-white:  #121212;
  --color-text:       #e8e8e8;
  --color-text-muted: #b0b0b0;
  --color-border:     #2a3a4a;
  --color-hero-overlay: rgba(0, 0, 0, 0.7);
}

/* High Contrast Yellow-on-Black */
[data-vision="yellow"] {
  --color-navy:       #ffff00;
  --color-blue:       #ffff00;
  --color-blue-light: #000000;
  --color-gold:       #ffff00;
  --color-gold-light: #000000;
  --color-white:      #000000;
  --color-off-white:  #000000;
  --color-text:       #ffff00;
  --color-text-muted: #ffff00;
  --color-border:     #ffff00;
  --color-hero-overlay: rgba(0, 0, 0, 0.85);
  --size-base:        1.4rem;
}

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

html {
  scroll-behavior: smooth;
  font-size: 100%;
}

body {
  font-family: var(--font-body);
  font-size: var(--size-base);
  line-height: var(--line-height);
  color: var(--color-text);
  background-color: var(--color-off-white);
  text-align: left; /* never justify */
}

/* --- Skip Link --- */
.skip-link {
  position: absolute;
  top: -100px;
  left: var(--space-sm);
  background: var(--color-navy);
  color: var(--color-white);
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius);
  font-family: var(--font-ui);
  font-weight: 700;
  text-decoration: none;
  z-index: 1000;
  transition: top var(--transition);
}
.skip-link:focus {
  top: var(--space-sm);
}

/* --- Vision Controls Bar --- */
.vision-controls {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 0.4rem var(--space-sm);
  background: var(--color-navy);
  flex-wrap: wrap;
}

.vision-label {
  font-family: var(--font-ui);
  font-size: 1rem;
  color: var(--color-blue-light);
  margin-right: 0.25rem;
}

.vision-btn {
  font-family: var(--font-ui);
  font-size: 0.95rem;
  padding: 0.3rem 0.75rem;
  border: 2px solid transparent;
  border-radius: 100px;
  background: transparent;
  color: #c8dff0;
  cursor: pointer;
  transition: all var(--transition);
}
.vision-btn:hover,
.vision-btn:focus-visible {
  border-color: var(--color-blue-light);
  color: var(--color-white);
  outline: none;
}
.vision-btn.active,
.vision-btn[aria-pressed="true"] {
  background: var(--color-white);
  color: var(--color-navy);
  font-weight: 700;
}

.read-aloud-btn {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-ui);
  font-size: 0.95rem;
  padding: 0.3rem 0.9rem;
  border: 2px solid #c8dff0;
  border-radius: 100px;
  background: transparent;
  color: #c8dff0;
  cursor: pointer;
  transition: all var(--transition);
}
.read-aloud-btn:hover,
.read-aloud-btn:focus-visible {
  background: var(--color-white);
  color: var(--color-navy);
  border-color: var(--color-white);
  outline: none;
}
.read-aloud-btn.speaking {
  background: #e85858;
  border-color: #e85858;
  color: white;
}

/* --- Hero Header --- */
.site-header {
  position: relative;
  min-height: 340px;
  display: flex;
  align-items: flex-end;
}
.site-header--short {
  min-height: 200px;
}

.hero-image-wrapper {
  position: absolute;
  inset: 0;
  overflow: hidden;
}
.hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: var(--color-hero-overlay);
}

/* Fallback gradient if no image */
.hero-image-wrapper:not(:has(img[src])),
.hero-image-wrapper:has(img[style*="display:none"]) {
  background: linear-gradient(135deg, var(--color-navy) 0%, #2a5a8c 100%);
}

.hero-content {
  position: relative;
  z-index: 1;
  padding: var(--space-lg) var(--space-md) var(--space-md);
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
}

.site-title {
  font-family: var(--font-heading);
  font-size: var(--size-h1);
  color: var(--color-navy);
  line-height: 1.15;
  text-shadow: 1px 1px 3px rgba(255,255,255,0.8);
}
.site-title abbr {
  text-decoration: none;
  border-bottom: none;
}

.site-subtitle {
  font-family: var(--font-heading);
  font-size: var(--size-h3);
  color: var(--color-navy);
  margin-top: 0.3rem;
  font-style: italic;
}

.site-region {
  font-family: var(--font-ui);
  font-size: var(--size-small);
  color: var(--color-navy);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-top: 0.4rem;
}

.hero-phone {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: var(--space-sm);
  padding: 0.6rem 1.4rem;
  background: var(--color-gold);
  color: var(--color-white);
  font-family: var(--font-ui);
  font-size: 1.2rem;
  font-weight: 700;
  border-radius: var(--radius);
  text-decoration: none;
  transition: background var(--transition);
  box-shadow: 0 3px 10px rgba(0,0,0,0.3);
}
.hero-phone:hover,
.hero-phone:focus-visible {
  background: #9a6e09;
  outline: 3px solid var(--color-white);
  outline-offset: 2px;
}

.site-title-small {
  font-family: var(--font-ui);
  font-size: var(--size-small);
  color: rgba(255,255,255,0.8);
  margin-bottom: 0.5rem;
}
.site-title-small a {
  color: inherit;
  text-decoration: none;
}
.site-title-small a:hover { text-decoration: underline; }

.page-title {
  font-family: var(--font-heading);
  font-size: var(--size-h1);
  color: var(--color-white);
  text-shadow: 0 2px 8px rgba(0,0,0,0.5);
}

/* --- Navigation --- */
.site-nav {
  background: var(--color-white);
  border-bottom: 3px solid var(--color-blue);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}
.site-nav ul {
  display: flex;
  list-style: none;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-sm);
}
.site-nav a {
  display: block;
  padding: 0.9rem 1.25rem;
  font-family: var(--font-ui);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-navy);
  text-decoration: none;
  border-bottom: 3px solid transparent;
  margin-bottom: -3px;
  transition: all var(--transition);
}
.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--color-blue);
  border-bottom-color: var(--color-blue);
  outline: none;
}
.site-nav a[aria-current="page"] {
  color: var(--color-blue);
  border-bottom-color: var(--color-gold);
  font-weight: 700;
}

/* --- Layout --- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-lg) var(--space-md);
}
.container--narrow {
  max-width: var(--max-width-narrow);
}

/* --- About Grid --- */
.about-grid {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: var(--space-lg);
  align-items: start;
  margin-bottom: var(--space-lg);
}

.about-photo:empty,
.about-photo:not(:has(img)) {
  display: none;
}

.about-photo:empty ~ .about-text,
.about-photo:not(:has(img)) ~ .about-text {
  grid-column: 1 / -1;
}

.headshot {
  width: 100%;
  border-radius: var(--radius);
  border: 4px solid var(--color-border);
  box-shadow: 0 4px 16px rgba(0,0,0,0.12);
}

.about-text h2 {
  font-family: var(--font-heading);
  font-size: var(--size-h2);
  color: var(--color-navy);
  margin-bottom: var(--space-sm);
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--color-gold);
}
.about-text p + p {
  margin-top: var(--space-sm);
}

/* --- Services --- */
.services-section {
  margin-bottom: var(--space-lg);
}
.services-section h2 {
  font-family: var(--font-heading);
  font-size: var(--size-h2);
  color: var(--color-navy);
  margin-bottom: var(--space-md);
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--color-gold);
}

.services-list {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}
.services-list li {
  display: flex;
  gap: var(--space-sm);
  align-items: flex-start;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-blue);
  border-radius: var(--radius);
  padding: var(--space-sm) var(--space-md);
}
.services-list strong {
  display: block;
  font-family: var(--font-ui);
  font-size: 1rem;
  color: var(--color-navy);
  margin-bottom: 0.4rem;
}
.services-list p {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin: 0;
}

/* --- Contact --- */
.contact-section {
  background: var(--color-blue-light);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-md) var(--space-lg);
  margin-bottom: var(--space-md);
}
.contact-section h2 {
  font-family: var(--font-heading);
  font-size: var(--size-h2);
  color: var(--color-navy);
  margin-bottom: var(--space-xs);
}
.contact-section p {
  color: var(--color-text-muted);
  margin-bottom: var(--space-sm);
}

.contact-links {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.contact-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  font-family: var(--font-ui);
  font-size: 1.05rem;
  font-weight: 700;
  text-decoration: none;
  transition: all var(--transition);
}
.contact-btn:focus-visible {
  outline: 3px solid var(--color-navy);
  outline-offset: 2px;
}
.contact-btn--phone {
  background: var(--color-navy);
  color: var(--color-white);
}
.contact-btn--phone:hover { background: var(--color-blue); }

.contact-btn--email {
  background: var(--color-white);
  color: var(--color-navy);
  border: 2px solid var(--color-navy);
}
.contact-btn--email:hover {
  background: var(--color-navy);
  color: var(--color-white);
}

/* --- O&M Article --- */
article h2 {
  font-family: var(--font-heading);
  font-size: var(--size-h2);
  color: var(--color-navy);
  margin-bottom: var(--space-sm);
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--color-gold);
}
article h3 {
  font-family: var(--font-heading);
  font-size: var(--size-h3);
  color: var(--color-navy);
  margin: var(--space-md) 0 var(--space-xs);
}
article p {
  margin-bottom: var(--space-sm);
}
article ul {
  margin: var(--space-xs) 0 var(--space-sm) var(--space-md);
}
article li {
  margin-bottom: 0.4rem;
}
.lead {
  font-size: var(--size-lead);
  color: var(--color-navy);
  font-style: italic;
  border-left: 4px solid var(--color-gold);
  padding-left: var(--space-sm);
  margin-bottom: var(--space-md) !important;
}

/* --- Footer --- */
.site-footer {
  background: var(--color-navy);
  color: rgba(255,255,255,0.85);
  padding: var(--space-lg) var(--space-md);
  text-align: center;
  font-family: var(--font-ui);
  font-size: var(--size-small);
  line-height: 1.9;
}
.site-footer strong {
  color: var(--color-white);
  font-size: 1.05rem;
}
.footer-contact {
  margin-top: 0.5rem;
}
.site-footer a {
  color: var(--color-blue-light);
  text-decoration: none;
}
.site-footer a:hover {
  text-decoration: underline;
  color: var(--color-white);
}
.footer-link {
  margin-top: var(--space-sm);
  font-size: 1rem;
}

/* --- Focus Styles (global) --- */
:focus-visible {
  outline: 3px solid var(--color-gold);
  outline-offset: 2px;
}

/* --- Responsive --- */
@media (max-width: 680px) {
  :root {
    --size-h1: 2rem;
    --size-h2: 1.6rem;
  }
  .about-grid {
    grid-template-columns: 1fr;
  }
  .about-photo {
    max-width: 160px;
  }
  .services-list {
    grid-template-columns: 1fr;
  }
  .contact-links {
    flex-direction: column;
  }
  .contact-btn {
    justify-content: center;
  }
  .site-nav ul {
    justify-content: space-around;
  }
  .site-nav a {
    padding: 0.75rem 0.5rem;
    font-size: 0.9rem;
  }
  .read-aloud-btn {
    margin-left: 0;
  }
  .vision-controls {
    gap: 0.3rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
}