/* CSS Reset & Box Sizing */
* {
  margin: 0;
  padding: 0;
}

*, *:before, *:after {
  box-sizing: border-box;
}

html, body {
  background-color: var(--color-bg);
}

body {
  scroll-behavior: smooth;
  min-height: 100vh;
  text-rendering: optimizeSpeed;
  line-height: 1.6;
  display: grid;
  grid-template-rows: 1fr auto;
  grid-template-columns: 1fr;
}

ul[class], ol[class] {
  list-style: none;
}

a:not([class]) {
  text-decoration-skip-ink: auto;
}

img, iframe, video {
  max-width: 100%;
  height: auto;
  margin: 0;
  display: block;
}

@media (prefers-reduced-motion: reduce) {
  * {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}

/* Design Tokens */
:root {
  /* Colors */
  --color-plain: #fff;
  --color-bg: #fafafa;
  --color-border: rgba(0, 0, 0, 0.1);
  --color-knocked-back: #fff;
  --color-dark: #222;
  --color-action: #2A9D8F;
  --color-action-darker: #21867a;
  --color-text-light: #555;
  --color-highlight: rgba(42, 157, 143, 0.2);
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);

  /* Borders */
  --border-radius: 0.75rem;
  --border-size-s: 1px;
  --border-size-m: 2px;
  --border-size-l: 10px;

  /* Spacing */
  --tracking-wide: 0.05em;
  --transition-time: 0.2s;

  /* Fluid Spacing Scale */
  --spacing-xs: clamp(0.75rem, 0.7rem + 0.25vw, 1rem);
  --spacing-s: clamp(1rem, 0.95rem + 0.3vw, 1.25rem);
  --spacing-m: clamp(1.5rem, 1.4rem + 0.5vw, 2rem);
  --spacing-l: clamp(2rem, 1.9rem + 0.6vw, 2.5rem);
  --spacing-xl: clamp(3rem, 2.8rem + 1vw, 4rem);
  --spacing-2xl: clamp(4rem, 3.7rem + 1.5vw, 6rem);

  /* Fluid Typography Scale */
  --type-scale-step-0: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --type-scale-step-1: clamp(1.125rem, 1.05rem + 0.375vw, 1.35rem);
  --type-scale-step-2: clamp(1.35rem, 1.25rem + 0.5vw, 1.75rem);
  --type-scale-step-3: clamp(1.75rem, 1.6rem + 0.75vw, 2.25rem);
  --type-scale-step-4: clamp(2.25rem, 2rem + 1.25vw, 3rem);
  --type-scale-step-5: clamp(3rem, 2.5rem + 2.5vw, 4.5rem);
}

/* Typography */
body {
  color: var(--color-dark);
  font-family: 'Inter', sans-serif;
  font-size: var(--type-scale-step-0);
  line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Merriweather', serif;
  padding-bottom: var(--spacing-xs);
  color: var(--color-dark);
}

h1 {
  font-size: var(--type-scale-step-5);
  line-height: 1.1;
  padding-bottom: var(--spacing-l);
  font-weight: 900;
}

h2 {
  font-size: var(--type-scale-step-3);
  line-height: 1.2;
  font-weight: 700;
}

h3 {
  font-size: var(--type-scale-step-2);
  line-height: 1.3;
  font-weight: 700;
}

h4 {
  font-family: 'Inter', sans-serif;
  font-size: 0.875rem;
  line-height: 1.4;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  font-weight: 600;
  color: var(--color-text-light);
}

h4 + p,
h4 + h3 {
  margin-top: -0.5rem;
}

p {
  max-width: 70ch;
  font-weight: 400;
  line-height: 1.7;
}

/* Removed general article p/li padding - handled by specific article.single rules */

strong {
  font-weight: 700;
}

/* Highlighter */
.highlight {
  background-color: var(--color-highlight);
}

mark {
  background-color: var(--color-highlight);
  padding: 0 0.2em;
  border-radius: 0.2em;
}

mark a {
  text-decoration-color: var(--color-dark);
}

mark a:hover {
  text-decoration-color: var(--color-dark);
}

/* Links */
a {
  color: var(--color-dark);
  text-decoration-color: var(--color-action);
  text-underline-offset: 0.15em;
  text-decoration-thickness: 0.1em;
  transition: all var(--transition-time) ease;
}

a:hover {
  color: var(--color-action);
  text-decoration-color: var(--color-action);
}

/* Layout */
body {
  background-color: var(--color-bg);
  border-top: 5px solid var(--color-action);
}

@media screen and (min-width: 60em) {
  body {
    border-width: 0.5rem;
  }
}

div.container {
  background-color: transparent;
  max-width: 72em;
  width: 100%;
  margin: 0 auto;
  padding: 0 2rem 4rem;
}

@media screen and (min-width: 50em) {
  div.container {
    padding-left: 3rem;
    padding-right: 3rem;
  }
}

/* Header */
header {
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 0;
  display: flex;
  position: sticky;
  top: 0;
  background-color: rgba(250, 250, 250, 0.95);
  backdrop-filter: blur(10px);
  z-index: 100;
  margin: 0 -2rem;
  padding: 1.5rem 2rem;
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s ease;
}

@media screen and (min-width: 50em) {
  header {
    margin: 0 -3rem;
    padding: 1.5rem 3rem;
  }
}

.logo {
  max-width: 5rem;
  margin-top: 1rem;
  padding-bottom: 0;
}

@media screen and (min-width: 40em) {
  .logo {
    max-width: 8rem;
    margin-top: 0.5rem;
  }
}

@media screen and (min-width: 60em) {
  .logo {
    max-width: 10rem;
    margin-top: 0;
  }
}

/* Navigation */
nav ul {
  text-align: right;
}

nav ul li {
  padding-left: 2rem;
  display: inline-block;
}

nav ul li a {
  color: var(--color-text-light);
  text-decoration: none;
  font-weight: 500;
  font-size: 1rem;
  transition: color var(--transition-time) ease;
}

nav ul li a:hover {
  color: var(--color-action);
}

body.home a.home,
body.blog a.blog,
body.contact a.contact,
body.about a.about {
  color: var(--color-dark);
  font-weight: 700;
}

/* Desktop Navigation */
nav.outside {
  display: none;
}

@media screen and (min-width: 45em) {
  nav.outside {
    display: block;
  }
}

/* Mobile Hamburger Icon */
.hamburger-icon {
  cursor: pointer;
  width: 30px;
  height: 20px;
  display: inline-block;
  position: relative;
}

@media screen and (min-width: 45em) {
  .hamburger-icon {
    display: none;
  }
}

.hamburger-icon span {
  background-color: var(--color-dark);
  border-radius: 10px;
  width: 100%;
  height: 2px;
  display: block;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
}

.hamburger-icon span:before,
.hamburger-icon span:after {
  background-color: var(--color-dark);
  content: "";
  border-radius: 10px;
  width: 100%;
  height: 2px;
  position: absolute;
}

.hamburger-icon span:before {
  top: -8px;
}

.hamburger-icon span:after {
  top: 8px;
}

/* Mobile Overlay */
.overlay {
  background-color: var(--color-action);
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 100%;
  height: 100%;
  transition: opacity 0.3s, visibility 0.3s;
  display: flex;
  position: fixed;
  top: 0;
  left: 0;
}

.overlay.open {
  opacity: 1;
  visibility: visible;
}

.overlay nav {
  transition: transform 0.4s;
  transform: translateY(20px);
}

.overlay.open nav {
  transform: translateY(0);
}

.close-icon {
  cursor: pointer;
  z-index: 1001;
  width: 30px;
  height: 20px;
  display: inline-block;
  position: fixed;
  top: 3.5rem;
  right: 5%;
}

@media screen and (min-width: 40em) {
  .close-icon {
    top: 6.25rem;
  }
}

@media screen and (min-width: 45em) {
  .close-icon {
    display: none;
  }
}

.close-icon:before,
.close-icon:after {
  background-color: var(--color-plain);
  content: "";
  border-radius: 10px;
  width: 100%;
  height: 3px;
  position: absolute;
  top: 50%;
  left: 0;
}

.close-icon:before {
  transform: rotate(45deg);
}

.close-icon:after {
  transform: rotate(-45deg);
}

nav.inside li {
  padding-bottom: var(--spacing-l);
  text-align: center;
  padding-left: 0;
  line-height: 100%;
  display: block;
}

nav.inside li a {
  color: var(--color-plain);
  font-size: var(--type-scale-step-3);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  font-weight: 600;
}

/* Welcome/Hero Text */
.welcome {
  font-family: 'Merriweather', serif;
  font-size: 1.5rem;
  line-height: 1.6;
  margin-bottom: var(--spacing-2xl);
  font-weight: 300;
  max-width: 100ch;
  padding: var(--spacing-l) 0;
  color: var(--color-dark);
}

@media screen and (min-width: 45em) {
  .welcome {
    padding-left: 5vw;
    padding-right: 5vw;
    font-size: var(--type-scale-step-3);
    line-height: 1.4;
  }
}

.welcome strong {
  font-weight: 900;
  color: var(--color-action);
}

/* Blog Highlights Section */
section.blog-highlights {
  margin-bottom: var(--spacing-2xl);
}

section.blog-highlights h4 {
  margin-bottom: var(--spacing-m);
}

.highlights-grid {
  display: grid;
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-l);
}

@media screen and (min-width: 42rem) {
  .highlights-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 0 5%;
  }
}

/* Blog excerpts - no cards, keep underlined links */
article.excerpt h3 {
  font-family: 'Inter', sans-serif;
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 0.25rem;
}

article.excerpt h3 a {
  color: var(--color-dark);
  transition: color var(--transition-time) ease;
}

article.excerpt h3 a:hover {
  color: var(--color-action);
}

article.excerpt p {
  color: var(--color-text-light);
  font-size: 1rem;
  line-height: 1.6;
  padding-top: 0;
}

/* Blog Page */
ol.blog-posts {
  list-style: none;
  padding-bottom: var(--spacing-2xl);
}

@media screen and (min-width: 42rem) {
  ol.blog-posts {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-l);
  }
}

ol.blog-posts li {
  margin-bottom: var(--spacing-xl);
}

li.yearly-archive {
  list-style: none;
}

li.yearly-archive h2 {
  padding: var(--spacing-l) 0;
  background: var(--color-bg);
  margin-bottom: -2rem;
  position: sticky;
  top: 4rem;
  z-index: 10;
}

@media screen and (min-width: 42rem) {
  li.yearly-archive {
    grid-column: 1 / -1;
  }
}

ol.blog-posts li h4 {
  color: var(--color-text-light);
}

ol.blog-posts li h3 + p {
  padding-bottom: var(--spacing-m);
}

/* Buttons */
a.button {
  background-color: var(--color-action);
  color: var(--color-plain);
  letter-spacing: var(--tracking-wide);
  text-align: center;
  text-transform: uppercase;
  font-weight: 700;
  font-size: 0.875rem;
  text-decoration: none;
  display: inline-block;
  border-radius: 2rem;
  line-height: 1;
  margin-top: var(--spacing-xs);
  padding: 1rem 2rem;
  transition: all var(--transition-time) ease;
  box-shadow: var(--shadow-sm);
}

a.button:hover {
  background-color: var(--color-action-darker);
  color: var(--color-plain);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* ==========================================================================
   Page Header Component
   ========================================================================== */

.page-header {
  margin-bottom: var(--spacing-xl);
}

.page-header h1 {
  font-size: var(--type-scale-step-4);
  line-height: 1.1;
}

.page-header h1 {
  color: var(--color-dark);
}

.page-header h1 strong {
  font-weight: 900;
}

.page-header h1 span {
  display: block;
  font-weight: 300;
  font-size: var(--type-scale-step-2);
  color: var(--color-dark);
  opacity: 0.6;
  margin-top: var(--spacing-xs);
}

@media screen and (min-width: 45em) {
  .page-header h1 span {
    display: inline;
    font-size: inherit;
    margin-top: 0;
    margin-left: 0.25em;
  }
}

/* About Page */

.about-grid {
  display: grid;
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

@media screen and (min-width: 45em) {
  .about-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
  }
}

.about-bio p {
  padding-bottom: var(--spacing-s);
}

.about-bio h2 {
  padding-top: var(--spacing-l);
}

.about-photo img {
  border-radius: var(--border-radius);
}

@media screen and (min-width: 45em) {
  .about-photo {
    position: sticky;
    top: 8rem;
    align-self: start;
  }
}

.get-in-touch {
  margin-bottom: var(--spacing-xl);
  background: var(--color-knocked-back);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-sm);
}

.get-in-touch ul {
  list-style: none;
  padding: 0;
  margin-top: var(--spacing-m);
}

.get-in-touch li {
  display: inline-block;
  margin-right: var(--spacing-m);
}

/* Footer */
footer {
  background-color: var(--color-dark);
  padding: var(--spacing-m) 0;
  color: var(--color-plain);
}

footer div.container {
  background-color: transparent;
  padding-bottom: 0;
}

footer p {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.875rem;
  margin: 0;
  padding: 0;
}

/* ==========================================================================
   Blog Post / Article Layout
   ========================================================================== */

article.single {
  margin: 0 auto;
}

@media screen and (min-width: 40em) {
  article.single {
    display: grid;
    grid-template-columns: 20% 80%;
    grid-template-areas:
      "heading heading"
      "metadata body";
    gap: 0 var(--spacing-xl);
  }
}

/* Article Heading */
article.single .article_heading {
  grid-area: heading;
  margin-bottom: var(--spacing-l);
}

article.single .article_heading h1.headline {
  font-size: var(--type-scale-step-4);
  line-height: 1.1;
  font-weight: 900;
  letter-spacing: -0.02em;
  padding-bottom: 0;
}

@media screen and (min-width: 40em) {
  article.single .article_heading h1.headline {
    font-size: var(--type-scale-step-5);
  }
}

/* Article Metadata (sidebar) */
article.single .article_metadata {
  grid-area: metadata;
  margin-bottom: var(--spacing-l);
}

@media screen and (min-width: 40em) {
  article.single .article_metadata {
    position: sticky;
    top: 8rem;
    align-self: start;
  }
}

article.single .article_metadata h4 {
  font-size: 0.6875rem;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  font-weight: 600;
  margin: 0;
  padding: 0;
  color: var(--color-text-light);
}

article.single .article_metadata p.pub-date {
  color: var(--color-dark);
  font-weight: 500;
  font-size: 0.9375rem;
  margin: 0.25rem 0 var(--spacing-m) 0;
}

article.single .article_metadata ul.tags {
  list-style: none;
  padding: 0;
  margin: 0.25rem 0 var(--spacing-m) 0;
}

article.single .article_metadata ul.tags li {
  display: block;
  padding-right: 0;
  margin-bottom: 0.25rem;
}

article.single .article_metadata ul.tags li a {
  color: var(--color-action);
  text-decoration: underline;
  text-decoration-color: var(--color-action);
  text-underline-offset: 0.15em;
  text-decoration-thickness: 0.1em;
  font-size: 0.875rem;
  transition: color var(--transition-time) ease;
}

article.single .article_metadata ul.tags li a:hover {
  color: var(--color-action-darker);
  text-decoration-color: var(--color-action-darker);
}

/* Article Body */
article.single .article_body {
  grid-area: body;
  max-width: 65ch;
}

article.single .article_body p,
article.single .article_body li {
  line-height: 1.75;
  margin-bottom: var(--spacing-xs);
  font-size: 1.0625rem;
}

article.single .article_body h2 {
  font-size: var(--type-scale-step-2);
  font-weight: 700;
  margin-top: var(--spacing-l);
  margin-bottom: var(--spacing-xs);
  padding-bottom: 0;
}

article.single .article_body h3 {
  font-size: var(--type-scale-step-1);
  font-weight: 700;
  margin-top: var(--spacing-m);
  margin-bottom: var(--spacing-xs);
  padding-bottom: 0;
}

article.single .article_body a {
  color: var(--color-dark);
  text-decoration-color: var(--color-action);
  text-underline-offset: 0.15em;
  text-decoration-thickness: 0.1em;
  transition: color var(--transition-time) ease;
}

article.single .article_body a:hover {
  color: var(--color-action);
}

/* Blockquotes */
article.single .article_body blockquote {
  border-left: 4px solid var(--color-action);
  margin: var(--spacing-l) 0;
  padding-left: var(--spacing-l);
  background: var(--color-knocked-back);
  padding: var(--spacing-l);
  border-radius: 0 var(--border-radius) var(--border-radius) 0;
}

article.single .article_body blockquote p {
  font-style: italic;
  color: var(--color-dark);
  font-family: 'Merriweather', serif;
  font-size: 1.25rem;
  margin-bottom: 0;
}

/* Lists in Articles */
article.single .article_body ul,
article.single .article_body ol {
  padding-left: var(--spacing-m);
  margin-bottom: var(--spacing-s);
  margin-top: var(--spacing-xs);
}

article.single .article_body ul li,
article.single .article_body ol li {
  margin-bottom: 0.25rem;
  padding-left: 0.25rem;
}

article.single .article_body ul li {
  list-style: disc;
}

article.single .article_body ol li {
  list-style: decimal;
}

/* Images and Figures */
article.single .article_body figure {
  margin: var(--spacing-l) 0;
}

article.single .article_body img {
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-md);
}

article.single .article_body figcaption {
  font-size: 0.875rem;
  color: var(--color-text-light);
  margin-top: var(--spacing-s);
  font-style: italic;
  text-align: center;
}

/* ==========================================================================
   Services / Contact Page
   ========================================================================== */

.services-grid {
  display: grid;
  gap: var(--spacing-l);
  margin-bottom: var(--spacing-2xl);
}

@media screen and (min-width: 45em) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.service-card {
  background-color: var(--color-knocked-back);
  border-radius: var(--border-radius);
  padding: var(--spacing-l);
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-time) ease, box-shadow var(--transition-time) ease;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.service-card h3 {
  font-family: 'Inter', sans-serif;
  font-size: 1.25rem;
  line-height: 1.3;
  font-weight: 700;
  margin-bottom: var(--spacing-xs);
}

.service-card p {
  color: var(--color-text-light);
  flex-grow: 1;
  margin-bottom: var(--spacing-m);
}

.service-card .button {
  align-self: flex-start;
}

/* ==========================================================================
   Fractional / Landing Page
   ========================================================================== */

body.fractional main > .hero {
  margin-bottom: var(--spacing-2xl);
}

body.fractional .hero h1 {
  font-size: var(--type-scale-step-4);
  line-height: 1.1;
  font-weight: 900;
  margin-bottom: var(--spacing-xs);
  padding-bottom: 0;
}

@media screen and (min-width: 40em) {
  body.fractional .hero h1 {
    font-size: var(--type-scale-step-5);
  }
}

body.fractional .hero .subhead {
  font-size: var(--type-scale-step-1);
  line-height: 1.4;
  font-weight: 400;
  max-width: 50ch;
  margin-bottom: var(--spacing-m);
}

body.fractional .hero .subhead strong {
  font-weight: 700;
  color: var(--color-action);
}

.landing-content {
  max-width: 65ch;
}

.landing-content h2 {
  font-size: var(--type-scale-step-2);
  line-height: 1.2;
  font-weight: 700;
  margin-top: var(--spacing-2xl);
  margin-bottom: var(--spacing-m);
}

.landing-content h3 {
  font-size: var(--type-scale-step-1);
  line-height: 1.3;
  font-weight: 700;
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-xs);
}

.landing-content p {
  margin-bottom: var(--spacing-s);
  line-height: 1.7;
}

.landing-content p + .button {
  margin-top: var(--spacing-m);
}

.landing-section {
  margin-top: var(--spacing-2xl);
}

body.fractional .landing-section h2 {
  font-size: var(--type-scale-step-3);
  line-height: 1.2;
  font-weight: 300;
  margin-bottom: var(--spacing-m);
  padding-bottom: 0;
}

.landing-prose {
  max-width: 65ch;
}

.landing-prose p {
  margin-bottom: var(--spacing-s);
  line-height: 1.7;
}

.benefits-section {
  margin-top: var(--spacing-2xl);
}

body.fractional .benefits-section h2 {
  font-size: var(--type-scale-step-3);
  line-height: 1.2;
  font-weight: 100;
  margin-bottom: var(--spacing-l);
}

.cta-section {
  margin-top: var(--spacing-2xl);
  margin-bottom: var(--spacing-xl);
  background: var(--color-knocked-back);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius);
  text-align: center;
}

.cta-section h2 {
  font-size: var(--type-scale-step-2);
  line-height: 1.2;
  font-weight: 700;
  margin-bottom: var(--spacing-s);
}

.cta-section p {
  margin-bottom: var(--spacing-m);
  max-width: 50ch;
  margin-left: auto;
  margin-right: auto;
}

.benefits-list {
  margin-top: var(--spacing-l);
  display: grid;
  gap: var(--spacing-l);
}

@media screen and (min-width: 45em) {
  .benefits-list {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl) var(--spacing-l);
  }
}

.benefits-list .benefit {
  background-color: var(--color-knocked-back);
  border-radius: var(--border-radius);
  padding: var(--spacing-m);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-time) ease, box-shadow var(--transition-time) ease;
}

.benefits-list .benefit:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.benefits-list .benefit h3 {
  font-size: var(--type-scale-step-1);
  margin-top: 0;
  margin-bottom: var(--spacing-xs);
  font-family: 'Inter', sans-serif;
}

.benefits-list .benefit p {
  margin-bottom: 0;
}

/* Screen reader only - visually hidden but accessible */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}