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

/* --- 1. DESIGN TOKENS --- */

:root {
  /* Color tokens - light theme */
  --color-bg: #f5f4f0; /* Sand */
  --color-surface: #e8e5df; /* Pale Gray Brown */
  --color-text: #2e2a25; /* Dark Charcoal Brown */
  --color-accent: #2a4f3c; /* Dark Forest Green */
  --color-accent-soft: #a86048; /* Muted Rust */

  /* Neutral / supporting */
  --color-border-subtle: rgba(46, 42, 37, 0.15);
  --color-border-strong: rgba(46, 42, 37, 0.28);

  /* Typography */
  --font-heading: "Lora", "Georgia", "Times New Roman", serif;
  --font-body:
    "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  --font-size-base: 18px;
  --line-height-base: 1.6;

  /* Layout */
  --page-max-width: 960px;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;

  /* Radii */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;

  /* Shadows */
  --shadow-soft:
    0 1px 3px rgba(0, 0, 0, 0.05), 0 5px 10px rgba(0, 0, 0, 0.03),
    0 14px 28px rgba(0, 0, 0, 0.03);

  /* Transitions */
  --transition-fast: 0.16s ease-out;
  --transition-med: 0.24s ease-out;
}

/* Dark theme overrides */
[data-theme="dark"] {
  --color-bg: #1c1a18; /* Near Black */
  --color-surface: #282622; /* Dark Slate Brown */
  --color-text: #e3dfd5; /* Bone White */
  --color-accent: #7ca38a; /* Pale Sage Green */
  --color-accent-soft: #d69e6a; /* Light Caramel */
  --color-border-subtle: rgba(227, 223, 213, 0.12);
  --color-border-strong: rgba(227, 223, 213, 0.25);
}

/* --- 2. GLOBAL RESET AND BASE STYLES --- */

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  line-height: var(--line-height-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

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

main {
  display: block;
}

/* Base Links & Accessibility */
a {
  color: var(--color-accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition:
    color var(--transition-fast),
    text-decoration-color var(--transition-fast);
}

a:hover {
  color: var(--color-accent-soft);
}

a:focus-visible {
  outline: 2px solid transparent;
  box-shadow: 0 0 0 3px rgba(42, 79, 60, 0.45);
}

[data-theme="dark"] a:focus-visible {
  box-shadow: 0 0 0 3px rgba(124, 163, 138, 0.6);
}

/* skip link */
.skip-link {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link:focus {
  width: auto;
  height: auto;
  margin: 0;
  overflow: visible;
  clip: auto;
  white-space: normal;
  
  /* Visual Styling */
  top: var(--space-3);
  left: 50%;
  transform: translateX(-50%);
  padding: var(--space-2) var(--space-4);
  background-color: var(--color-accent);
  color: #fdfaf6;
  text-decoration: none;
  border-radius: var(--radius-sm);
  z-index: 9999;
}

/* Base Typography */
h1,
h2,
h3 {
  font-family: var(--font-heading);
  letter-spacing: -0.02em;
  margin: 0 0 var(--space-3);
}

h1 {
  font-size: clamp(1.9rem, 3vw, 2.4rem);
}

h2 {
  font-size: clamp(1.5rem, 2.6vw, 1.9rem);
}

h3 {
  font-size: 1.15rem;
}

p {
  margin: 0 0 var(--space-3);
}

.section-intro {
  max-width: 36rem;
}

/* Layout helpers */
.container {
  max-width: var(--page-max-width);
  margin-inline: auto;
  padding-inline: var(--space-4);
}

.section {
  padding-block: var(--space-7);
}

.section + .section {
  border-top: 1px solid var(--color-border-subtle);
}

.section-header {
  margin-bottom: var(--space-5);
}

.eyebrow {
  font-size: 0.8rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-accent-soft);
  margin: 0 0 var(--space-2);
}

/* --- 3. UI COMPONENTS (Micro-Interactions) --- */

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 var(--space-4);
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 0.95rem;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  transition:
    background-color var(--transition-fast),
    color var(--transition-fast),
    border-color var(--transition-fast),
    box-shadow var(--transition-fast),
    transform var(--transition-fast);
}

.btn-primary {
  background-color: var(--color-accent);
  color: #fdfaf6;
  border-color: var(--color-accent);
}

.btn-primary:hover {
  background-color: var(--color-accent-soft);
  border-color: var(--color-accent-soft);
  color: #fdfaf6;
}

[data-theme="dark"] .btn-primary,
[data-theme="dark"] .btn-primary:hover {
  color: #1c1a18;
}

.btn-secondary {
  background-color: var(--color-surface);
  color: var(--color-text);
  border-color: var(--color-border-strong);
}

.btn-secondary:hover {
  border-color: var(--color-accent-soft);
  color: var(--color-accent-soft);
}

.btn-ghost {
  background-color: transparent;
  color: var(--color-accent);
  border-color: var(--color-border-subtle);
}

.btn-ghost:hover {
  border-color: var(--color-accent-soft);
  color: var(--color-accent-soft);
}

.btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgba(42, 79, 60, 0.55);
}

[data-theme="dark"] .btn:focus-visible {
  box-shadow: 0 0 0 3px rgba(124, 163, 138, 0.75);
}

/* Theme toggle */
.theme-toggle {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  border-radius: 999px;
  border: 1px solid var(--color-border-subtle);
  padding: 2px var(--space-3) 2px var(--space-2);
  background-color: var(--color-surface);
  color: var(--color-text);
  font-size: 0.8rem;
  cursor: pointer;
  transition:
    background-color var(--transition-fast),
    border-color var(--transition-fast),
    box-shadow var(--transition-fast),
    transform var(--transition-fast);
}

.theme-toggle:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-soft);
}

.theme-toggle:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgba(42, 79, 60, 0.5);
}

[data-theme="dark"] .theme-toggle:focus-visible {
  box-shadow: 0 0 0 3px rgba(124, 163, 138, 0.65);
}

.theme-toggle-track {
  width: 34px;
  height: 18px;
  border-radius: 999px;
  background-color: rgba(46, 42, 37, 0.25);
  position: relative;
}

[data-theme="dark"] .theme-toggle-track {
  background-color: rgba(227, 223, 213, 0.4);
}

.theme-toggle-thumb {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background-color: var(--color-bg);
  transition: transform var(--transition-med);
}

[data-theme="dark"] .theme-toggle-thumb {
  transform: translateX(16px);
}

.theme-toggle-label {
  min-width: 2.6rem;
}

/* Skills */
.skills {
  margin-top: var(--space-5);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border-subtle);
}

.skills-heading {
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.skills-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-3);
}

.skills-list li {
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--color-border-subtle);
  font-size: 0.85rem;
}

/* --- 4. LAYOUT SECTIONS (Macro-Components) --- */

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(12px);
  background-color: color-mix(in srgb, var(--color-bg) 90%, transparent);
  border-bottom: 1px solid var(--color-border-subtle);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--space-3);
  gap: var(--space-4);
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-text);
}

.brand:hover .brand-mark {
  border-color: var(--color-accent-soft);
  color: var(--color-accent-soft);
  transform: translateY(-1px);
}

.brand-mark {
  margin: 0;
  width: 36px;
  height: 36px;
  border-radius: 999px;
  border: 1px solid var(--color-border-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: 0.9rem;
  transition: all var(--transition-fast);
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-family: var(--font-heading);
  font-size: 0.95rem;
}

.brand-role {
  font-size: 0.8rem;
  color: rgba(46, 42, 37, 0.7);
}

[data-theme="dark"] .brand-role {
  color: rgba(227, 223, 213, 0.7);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.nav-list {
  list-style: none;
  display: flex;
  gap: var(--space-3);
  padding: 0;
  margin: 0;
}

.nav-list a {
  text-decoration: none;
  color: var(--color-text);
  font-size: 0.95rem;
  padding-block: var(--space-1);
  border-bottom: 1px solid transparent;
}

.nav-list a:hover {
  border-bottom-color: var(--color-accent-soft);
}

.nav-list a:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgba(42, 79, 60, 0.45);
}

[data-theme="dark"] .nav-list a:focus-visible {
  box-shadow: 0 0 0 3px rgba(124, 163, 138, 0.6);
}

/* Hero / About */
.section-hero {
  padding-top: var(--space-7);
  padding-bottom: 48px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  align-items: stretch;
  gap: var(--space-8);
}

/* left column / Identity */
.hero-identity-col {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  gap: var(--space-6);
}

.hero-photo {
  width: 100%;
  max-width: 300px;
  aspect-ratio: 5/4;
  object-fit: cover;
  object-position: 60% top;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-subtle);
}

.hero-identity-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.hero-title {
  font-size: 2.25rem;
  line-height: 1.1;
  max-width: 23rem;
  margin: 0;
  overflow-wrap: break-word;
  word-break: keep-all;
}

/* right column / Details */
.hero-content {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  max-width: 40rem;
}

.hero-bio-copy {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.hero-actions-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.hero-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.skills {
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border-subtle);
}

/* Projects */
.section-projects {
  background-color: color-mix(
    in srgb,
    var(--color-surface) 65%,
    var(--color-bg)
  );
}

.projects-grid {
  display: grid;
  gap: var(--space-4);
}

.project-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-subtle);
  background-color: var(--color-bg);
  box-shadow: var(--shadow-soft);
  transition:
    transform var(--transition-med),
    box-shadow var(--transition-med),
    border-color var(--transition-med),
    background-color var(--transition-med);
}

.project-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-accent-soft);
}

.project-media {
  border-radius: var(--radius-md);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border-subtle);
  padding: var(--space-4);
}

.media-placeholder {
  min-height: 140px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: color-mix(in srgb, var(--color-text), transparent 30%);
}

.project-img {
  width: 100%;
  height: 100%; /* Changed from auto to 100% */
  /* Remove the aspect-ratio rule entirely! */
  object-fit: cover;
  border-radius: inherit; /* This makes it match the parent container's curves */
  display: block;
  transition: transform var(--transition-med);
}

/* Optional: Make the image pop a bit on hover */
.project-card:hover .project-img {
  transform: scale(1.03);
}

.project-img-arcanum {
  object-position: left top;
}

.project-img-alpine {
  object-position: 30% 30%;
}

.project-img-keyboard {
  object-position: 20% top;
}

[data-theme="dark"] .media-placeholder {
  color: color-mix(in srgb, var(--color-text), transparent 30%);
}

.project-title {
  font-size: 1.2rem;
}

.project-tagline {
  font-weight: 500;
}

.project-meta {
  margin: var(--space-3) 0;
  display: grid;
  gap: var(--space-3);
}

.project-meta dt {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-accent-soft);
}

.project-meta dd {
  margin: var(--space-1) 0 0;
}

.project-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-3);
}

.project-link {
  font-size: 0.9rem;
  text-decoration: none;
  border-bottom: 1px solid var(--color-border-subtle);
  padding-bottom: 1px;
}

.project-link:hover {
  border-bottom-color: var(--color-accent-soft);
  color: var(--color-accent-soft);
}

/* Contact */
.contact-grid {
  display: grid;
  gap: var(--space-5);
}

.contact-body {
  display: grid;
  gap: var(--space-5);
}

.contact-subheading {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
}

.contact-link {
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.contact-link:hover {
  border-bottom-color: var(--color-accent-soft);
}

.contact-links-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: var(--space-2);
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--color-border-subtle);
  padding-block: var(--space-4);
}

.footer-inner {
  text-align: center;
}

.footer-text {
  font-size: 0.85rem;
  color: color-mix(in srgb, var(--color-text), transparent 30%);
}

[data-theme="dark"] .footer-text {
  color: color-mix(in srgb, var(--color-text), transparent 30%);
}

/* --- 5. RESPONSIVE LAYOUT --- */

@media (min-width: 850px) {
  .project-card {
    grid-template-columns: minmax(0, 2fr) minmax(0, 3fr);
  }

  .contact-body {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
    align-items: flex-start;
  }
}

@media (max-width: 1100px) {
  .hero-grid {
    grid-template-columns: 1fr 1.5fr;
    gap: var(--space-6);
  }

  .hero-identity-col {
    justify-content: flex-start; 
    gap: var(--space-5); 
  }

  .hero-photo {
    width: 100%;
    max-width: clamp(220px, 35vw, 280px); 
    height: auto;
    aspect-ratio: 4 / 5;
    border-radius: var(--radius-lg); 
    margin: 0; 
    object-fit: cover; 
    align-self: flex-start;
  }
}

@media (max-width: 850px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .hero-content {
    max-width: 100%;
  }

  .hero-identity-col {
    flex-direction: row; 
    align-items: center;
    justify-content: space-between;
    gap: var(--space-5);
  }

  .hero-identity-group {
    flex: 1;
  }
  
  .hero-photo {
    flex-shrink: 0;
    width: 40%;
    max-width: 280px; 
    aspect-ratio: 5 / 4;
    align-self: center;
  }

  .hero-title {
    max-width: 100%; 
    word-break: normal; 
    font-size: clamp(1.6rem, 4vw, 2.2rem); 
  }
}

@media (max-width: 639px) {
    .hero-identity-col {
    flex-direction: column; 
    align-items: flex-start;
    }

  .hero-photo {
    width: 100%;
    max-width: 350px;
    aspect-ratio: 5 / 4;
  }

  .header-inner {
    flex-wrap: wrap;
    justify-content: center;
  }

  .site-nav {
    gap: var(--space-3);
  }

  .nav-list {
    gap: var(--space-2);
  }

  .nav-list a {
    padding: var(--space-2) var(--space-3); 
  }

  .brand-role {
    display: none;
  }
}

@media (max-width: 450px) {
  .brand-name {
    display: none;
  }
}