:root {
  --color-bg: #0a0a0a;
  --color-bg-card: #111111;
  --color-bg-surface: #141414;
  --color-border: rgba(255,255,255,0.07);
  --color-border-strong: rgba(255,255,255,0.12);
  --color-text-primary: #f0f0f0;
  --color-text-secondary: #888888;
  --color-text-tertiary: #555555;
  
  --color-accent: #ABE253;
  --color-accent-dim: rgba(74,222,128,0.15);

  --color-bg-light: #f8f8f8;
  --color-bg-card-light: #ffffff;
  --color-bg-surface-light: #f2f2f2;
  --color-border-light: rgba(0,0,0,0.07);
  --color-border-strong-light: rgba(0,0,0,0.12);
  --color-text-primary-light: #0f0f0f;
  --color-text-secondary-light: #555555;
  --color-text-tertiary-light: #999999;

  --shadow-sm: 0 2px 8px rgba(0,0,0,0.18), 0 1px 3px rgba(0,0,0,0.12);
  --shadow-md: 0 8px 24px rgba(0,0,0,0.22), 0 2px 8px rgba(0,0,0,0.14);
  --shadow-lg: 0 20px 48px rgba(0,0,0,0.28), 0 8px 20px rgba(0,0,0,0.16);
  --shadow-sm-light: 0 2px 8px rgba(0,0,0,0.06), 0 1px 3px rgba(0,0,0,0.04);
  --shadow-md-light: 0 8px 24px rgba(0,0,0,0.08), 0 2px 8px rgba(0,0,0,0.05);
  --shadow-lg-light: 0 20px 48px rgba(0,0,0,0.10), 0 8px 20px rgba(0,0,0,0.06);

  --font-display: 'DM Serif Display', Georgia, serif;
  --font-body: 'DM Sans', system-ui, sans-serif;

  --space-1: 4px;  --space-2: 8px;   --space-3: 12px;
  --space-4: 16px; --space-5: 20px;  --space-6: 24px;
  --space-8: 32px; --space-10: 40px; --space-12: 48px;
  --space-16: 64px; --space-20: 80px;

  --radius-sm: 8px; --radius-md: 12px;
  --radius-lg: 16px; --radius-xl: 20px;

  --transition: 0.22s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="light"] {
  --color-bg: var(--color-bg-light);
  --color-bg-card: var(--color-bg-card-light);
  --color-bg-surface: var(--color-bg-surface-light);
  --color-border: var(--color-border-light);
  --color-border-strong: var(--color-border-strong-light);
  --color-text-primary: var(--color-text-primary-light);
  --color-text-secondary: var(--color-text-secondary-light);
  --color-text-tertiary: var(--color-text-tertiary-light);
  --color-accent: #67941E;
  --shadow-sm: var(--shadow-sm-light);
  --shadow-md: var(--shadow-md-light);
  --shadow-lg: var(--shadow-lg-light);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }

body {
  font-family: var(--font-body);
  background-color: var(--color-bg);
  color: var(--color-text-primary);
  font-size: 15px;
  line-height: 1.6;
  transition: background-color 0.3s ease, color 0.3s ease;
  min-height: 100vh;
}

img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
ul { list-style: none; }

.home-layout {
  max-width: 900px; margin: 0 auto;
  padding: var(--space-12) var(--space-6) var(--space-12);
}

.subpage-layout {
  max-width: 900px; margin: 0 auto;
  padding: var(--space-10) var(--space-6) var(--space-20);
}

.profile-header {
  display: flex; align-items: stretch;
  gap: var(--space-6); margin-bottom: var(--space-6);
  position: relative;
}

.profile-avatar {
  width: 165px;
  min-height: 120px;
  flex-shrink: 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}
.profile-avatar img { width: 100%; height: 100%; object-fit: cover; object-position: top center; display: block; transition: opacity 0.25s ease, transform 0.25s ease; }
.profile-avatar { position: relative; cursor: pointer; }
.avatar-placeholder {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 40px;
  font-weight: 600;
  color: var(--color-accent);
  background: linear-gradient(135deg, #1a2a1a 0%, #0d1a0d 100%);
  transition: opacity 0.25s ease;
  pointer-events: none;
}
.profile-avatar img:not([src]) + .avatar-placeholder { opacity: 1; }
.avatar-placeholder[aria-hidden="true"] { opacity: 0; }

.profile-info { flex: 1; }

.profile-name {
  font-family: var(--font-body);
  font-size: clamp(22px, 3vw, 28px);
  font-weight: 600; letter-spacing: -0.5px;
  color: var(--color-text-primary);
  display: flex; align-items: center; gap: var(--space-2);
  margin-bottom: var(--space-1);
}

.verified-badge { width: 20px; height: 20px; flex-shrink: 0; color: var(--color-accent); }

.profile-location {
  display: flex; align-items: center; gap: var(--space-1);
  color: var(--color-text-secondary); font-size: 13px; margin-bottom: var(--space-3);
}
.profile-location svg { width: 12px; height: 12px; flex-shrink: 0; }

.profile-tagline {
  color: var(--color-text-secondary); font-size: 14px;
  margin-bottom: var(--space-5); letter-spacing: 0.1px;
}

.profile-actions { display: flex; gap: var(--space-3); flex-wrap: wrap; }

.btn {
  display: inline-flex; align-items: center; gap: var(--space-2);
  padding: 9px var(--space-5); border-radius: var(--radius-sm);
  font-family: var(--font-body); font-size: 13px; font-weight: 500;
  transition: all var(--transition); white-space: nowrap;
}
.btn svg { width: 14px; height: 14px; flex-shrink: 0; }

.btn-primary {
  background: var(--color-text-primary);
  color: var(--color-bg); box-shadow: var(--shadow-sm);
}
.btn-primary:hover { opacity: 0.88; transform: translateY(-1px); box-shadow: var(--shadow-md); }

.btn-ghost {
  background: transparent;
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border-strong);
}
.btn-ghost:hover { color: var(--color-text-primary); border-color: var(--color-text-tertiary); background: var(--color-bg-surface); }

.theme-toggle {
  position: absolute; top: 0; right: 0;
  display: flex; align-items: center; gap: var(--space-2);
  padding: 6px 10px; border-radius: 100px;
  background: var(--color-bg-surface); border: 1px solid var(--color-border);
  font-size: 11px; color: var(--color-text-secondary);
  transition: all var(--transition);
}
.theme-toggle:hover { border-color: var(--color-border-strong); color: var(--color-text-primary); }
.theme-toggle svg { width: 14px; height: 14px; }

.two-col {
  display: grid;
  grid-template-columns: 1fr 260px;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
  align-items: stretch;
}

.two-col-left {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.two-col-left > .card:first-child {
  flex-shrink: 0;
}

.two-col-left > .card:last-child {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.sidebar-stack {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  height: 100%;
}

.sidebar-stack .experience-card {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.sidebar-stack .experience-card .experience-list {
  flex: 1;
}

.sidebar-stack .resume-card,
.sidebar-stack .clock-card,
.sidebar-stack .social-card {
  flex-shrink: 0;
}

.card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: var(--space-5);
  box-shadow: var(--shadow-sm);
  transition: background var(--transition), border-color var(--transition);
}
.card:hover { border-color: var(--color-border-strong); }

.card-title {
  font-size: 13px; font-weight: 600;
  letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--color-text-primary); margin-bottom: var(--space-4);
}

.about-text { color: var(--color-text-secondary); font-size: 14px; line-height: 1.7; margin-bottom: var(--space-3); }
.about-text:last-child { margin-bottom: 0; }

.toolkit-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: var(--space-5); }

.view-all-link {
  font-size: 12px; color: var(--color-text-secondary);
  display: flex; align-items: center; gap: 4px; transition: color var(--transition);
}
.view-all-link:hover { color: var(--color-accent); }
.view-all-link svg { width: 12px; height: 12px; }

.toolkit-category { margin-bottom: var(--space-4); }
.toolkit-category:last-child { margin-bottom: 0; }
.toolkit-category-label { font-size: 12px; font-weight: 600; color: var(--color-text-primary); margin-bottom: var(--space-2); }

.tag-list { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.tag {
  display: inline-flex; align-items: center;
  padding: 4px 10px;
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  border-radius: 100px;
  font-size: 12px; color: var(--color-text-secondary);
  transition: all var(--transition);
}
.tag:hover { color: var(--color-text-primary); border-color: var(--color-border-strong); }

.resume-card { padding: var(--space-5); }
.resume-hint { font-size: 12px; color: var(--color-text-secondary); line-height: 1.5; margin-bottom: var(--space-4); }
.resume-link {
  display: inline-flex; align-items: center; gap: var(--space-2);
  font-size: 13px; color: var(--color-accent); font-weight: 500; transition: opacity var(--transition);
}
.resume-link:hover { opacity: 0.8; }
.resume-link svg { width: 14px; height: 14px; }

.experience-card { padding: var(--space-5); }
.experience-item { display: flex; gap: var(--space-3); padding: var(--space-3) 0; border-bottom: 1px solid var(--color-border); }
.experience-item:last-child { border-bottom: none; padding-bottom: 0; }
.exp-indicator { display: flex; flex-direction: column; align-items: center; padding-top: 5px; }
.exp-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--color-text-tertiary); flex-shrink: 0; transition: background var(--transition); }
.experience-item.active .exp-dot { background: var(--color-accent); box-shadow: 0 0 0 3px var(--color-accent-dim); }
.exp-content { flex: 1; }
.exp-title { font-size: 13px; font-weight: 600; color: var(--color-text-primary); line-height: 1.3; }
.exp-subtitle { font-size: 12px; color: var(--color-text-secondary); line-height: 1.4; margin-top: 2px; }
.exp-sub-group { display: flex; flex-direction: row; justify-content: space-between;}
.exp-year { font-size: 11px; color: var(--color-text-tertiary); font-variant-numeric: tabular-nums; padding-top: 4px; display: flex; justify-content: flex-end; align-items: flex-end; }

.clock-card { padding: var(--space-5); }
.clock-header { display: flex; align-items: center; gap: var(--space-2); margin-bottom: var(--space-3); }
.clock-header svg { width: 14px; height: 14px; color: var(--color-text-secondary); }
.clock-display { font-size: 28px; font-weight: 300; letter-spacing: -1px; color: var(--color-text-primary); font-variant-numeric: tabular-nums; margin-bottom: 4px; display: inline-flex; align-items: baseline; }
.clock-display .clock-time { display: inline-block; width: 130px; letter-spacing: 1px;}
.clock-display .clock-ampm {
  display: inline-block;
  
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-secondary);
  min-width: 2.2ch;
  text-align: left;
}
.clock-info { display: flex; justify-content: space-between; align-items: center; }
.clock-date { font-size: 12px; color: var(--color-text-secondary); }
.clock-location { display: flex; align-items: center; gap: 4px; font-size: 12px; color: var(--color-text-tertiary); }
.clock-location svg { width: 10px; height: 10px; }

.social-card { padding: var(--space-5); }
.social-links { display: flex; gap: var(--space-4); justify-content: center; }
.social-link {
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-sm);
  background: var(--color-bg-surface); border: 1px solid var(--color-border);
  color: var(--color-text-secondary); transition: all var(--transition);
  box-shadow: var(--shadow-sm);
}
.social-link:hover { color: var(--color-text-primary); border-color: var(--color-border-strong); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.social-link svg { width: 16px; height: 16px; }

.section-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: var(--space-4); }
.section-title { font-size: 15px; font-weight: 600; color: var(--color-text-primary); }

.projects-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: var(--space-3); }

.project-card {
  background: var(--color-bg-card); border: 1px solid var(--color-border);
  border-radius: var(--radius-sm); overflow: hidden;
  box-shadow: var(--shadow-sm); cursor: pointer; transition: all var(--transition);
  content-visibility: auto;
  contain-intrinsic-size: 260px 220px;
}
.project-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); border-color: var(--color-border-strong); }

.project-media { width: 100%; aspect-ratio: 16 / 10; overflow: hidden; background: var(--color-bg-surface); }
.project-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; display: block; }
.project-card:hover .project-media img { transform: scale(1.04); }
.project-slideshow {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
  contain: layout paint style;
}
.project-slideshow__track {
  position: relative;
  width: 100%;
  height: 100%;
}
.project-slide {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  opacity: 0;
  transition: opacity 0.65s ease-in-out;
  backface-visibility: hidden;
  will-change: opacity;
}
.project-slide.is-active {
  opacity: 1;
  animation: projectFadeIn 0.65s ease-in-out;
}

@supports (-webkit-touch-callout: none) {
  .project-card {
    content-visibility: visible;
    contain-intrinsic-size: auto;
  }
}

@keyframes projectFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.project-body { padding: var(--space-3) var(--space-4) var(--space-4); }
.project-title { font-size: 12px; font-weight: 500; color: var(--color-text-primary); line-height: 1.45; margin-bottom: var(--space-2); }
.project-tags { display: flex; flex-wrap: wrap; gap: var(--space-1); }
.project-tag {
  font-size: 10px; padding: 2px 7px;
  background: var(--color-bg-surface); border: 1px solid var(--color-border);
  border-radius: 100px; color: var(--color-text-tertiary);
}

.contact-card { margin-top: var(--space-3); }
.contact-layout { display: flex; justify-content: space-between; align-items: center; gap: var(--space-8); }
.contact-copy { flex: 1; }
.contact-title { font-size: 15px; font-weight: 600; color: var(--color-text-primary); margin-bottom: var(--space-2); }
.contact-desc { font-size: 13px; color: var(--color-text-secondary); line-height: 1.6; }
.contact-links { display: flex; gap: var(--space-8); flex-shrink: 0; padding-top: 30px;}
.contact-link-item { display: flex; flex-direction: column; gap: 2px; }
.contact-link-label { font-size: 11px; font-weight: 600; color: var(--color-text-secondary); letter-spacing: 0.05em; text-transform: uppercase; display: flex; align-items: center; gap: 4px; }
.contact-link-value {
  display: flex; 
  align-items: center; 
  gap: var(--space-3);
  font-size: 13px; 
  color: var(--color-text-primary);
  
  border-radius: var(--radius-sm); 
  
  transition: all var(--transition);
  cursor: pointer;
}
.contact-link-value:hover { border-color: var(--color-border-strong); color: var(--color-accent); }

.contact-link-value:hover svg { color: var(--color-accent); }

.contact-link-value svg { width: 12px; height: 12px; color: var(--color-text-tertiary); }

.contact-icon {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
  
}

.cal-floating-button {
  z-index: 999 !important;
  position: fixed !important;
}

@media (max-width: 640px) {
  .cal-floating-button {
    transform: scale(0.75) !important;
    bottom: 16px !important;
    right: 16px !important;
  }
}

.cal-floating-button:hover {
  transform: scale(1.08) !important;
  transition: transform 0.2s ease-in-out !important;
  color: var(--color-accent) !important;
}

.cal-floating-button:hover svg {
  color: var(--color-accent) !important;
  stroke: var(--color-accent) !important;
  fill: var(--color-accent) !important;
}

footer { border-top: 1px solid var(--color-border); padding: var(--space-8) var(--space-6); text-align: center; max-width: 900px; margin: 0 auto; }
.footer-text { font-size: 12px; color: var(--color-text-tertiary); }

.back-link {
  display: inline-flex; align-items: center; gap: var(--space-2);
  font-size: 13px; color: var(--color-text-secondary);
  margin-bottom: var(--space-6); transition: color var(--transition);
}
.back-link:hover { color: var(--color-text-primary); }
.back-link svg { width: 14px; height: 14px; }

.page-title {
  font-size: clamp(28px, 5vw, 40px); font-weight: 600;
  letter-spacing: -1px; color: var(--color-text-primary);
  margin-bottom: var(--space-10);
}

.projects-grid-full { display: grid; grid-template-columns: repeat(2,1fr); gap: var(--space-5); }

.project-card-full {
  background: var(--color-bg-card); border: 1px solid var(--color-border);
  border-radius: var(--radius-sm); overflow: hidden;
  box-shadow: var(--shadow-sm); cursor: pointer; transition: all var(--transition);
}
.project-card-full:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--color-border-strong); }

.project-img-full { width: 100%; aspect-ratio: 16 / 10; overflow: hidden; background: var(--color-bg-surface); }
.project-img-full img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.project-card-full:hover .project-img-full img { transform: scale(1.04); }

.project-body-full { padding: var(--space-5) var(--space-6) var(--space-6); }
.project-title-full { font-size: 15px; font-weight: 500; color: var(--color-text-primary); line-height: 1.45; margin-bottom: var(--space-3); }

.toolkit-section { margin-bottom: var(--space-10); }
.toolkit-section-title { font-size: 17px; font-weight: 600; color: var(--color-text-primary); margin-bottom: var(--space-4); }
.tag-list-lg .tag { padding: 6px 14px; font-size: 13px; border-radius: var(--radius-sm); }

.cs-hero {
  width: 100%; border-radius: var(--radius-sm); overflow: hidden;
  margin-bottom: var(--space-12); box-shadow: var(--shadow-lg);
  background: var(--color-bg-surface);
}
.cs-hero img { width: 100%; height: auto; display: block; object-fit: cover; }
.cs-hero-placeholder { width: 100%; height: 320px; display: flex; align-items: center; justify-content: center; font-size: 80px; }

.cs-title {
  font-size: clamp(20px, 3.2vw, 30px);
  font-weight: 600; letter-spacing: -0.5px; line-height: 1.3;
  color: var(--color-text-primary); margin-bottom: var(--space-6); max-width: 680px;
}

.cs-meta {
  display: flex; gap: var(--space-8); flex-wrap: wrap;
  margin-bottom: var(--space-10); padding-bottom: var(--space-8);
  border-bottom: 1px solid var(--color-border);
}
.cs-meta-label { font-size: 10px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--color-text-tertiary); margin-bottom: 4px; }
.cs-meta-value { font-size: 13px; font-weight: 500; color: var(--color-text-primary); }

.cs-section-label {
  display: inline-flex; align-items: center; gap: var(--space-2);
  font-size: 11px; font-weight: 600; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--color-text-tertiary);
  margin-bottom: var(--space-4);
}
.cs-section-label::before { content: ''; display: inline-block; width: 16px; height: 1px; background: var(--color-text-tertiary); }

.cs-section-heading {
  font-size: clamp(16px, 2.2vw, 20px); font-weight: 600;
  letter-spacing: -0.3px; line-height: 1.4;
  color: var(--color-text-primary); margin-bottom: var(--space-6); max-width: 640px;
}

.cs-body-text { font-size: 14px; line-height: 1.75; color: var(--color-text-secondary); margin-bottom: var(--space-4); max-width: 640px; }

.cs-problem-list { display: flex; flex-direction: column; gap: var(--space-3); margin-bottom: var(--space-10); }
.cs-problem-item {
  display: flex; gap: var(--space-4); padding: var(--space-4) var(--space-5);
  background: var(--color-bg-card); border: 1px solid var(--color-border);
  border-radius: var(--radius-sm); box-shadow: var(--shadow-sm);
}
.cs-problem-num { font-size: 12px; font-weight: 600; color: var(--color-accent); flex-shrink: 0; padding-top: 2px; min-width: 20px; }
.cs-problem-text { font-size: 13px; line-height: 1.6; color: var(--color-text-secondary); }

.cs-solution-list { display: flex; flex-direction: column; margin-bottom: var(--space-10); }
.cs-solution-item {
  padding: var(--space-5) 0;
  border-bottom: 1px solid var(--color-border);
}
.sol-content { display: flex; gap: var(--space-5); }
.cs-solution-item:last-child { border-bottom: none; }
.cs-solution-label { font-size: 12px; font-weight: 600; color: var(--color-text-tertiary); text-transform: uppercase; letter-spacing: 0.06em; line-height: 1.4; padding-top: 2px; width: 10%; }
.cs-solution-heading { font-size: 14px; font-weight: 600; color: var(--color-text-primary); margin-bottom: var(--space-2); line-height: 1.45; }
.cs-solution-detail { font-size: 13px; line-height: 1.65; color: var(--color-text-secondary); width: 90%; }

.cs-mockup-row { margin: var(--space-10) 0; }
.cs-mockup-img { border-radius: var(--radius-sm); overflow: hidden; background: var(--color-bg-surface); box-shadow: var(--shadow-md); }
.cs-mockup-img img { width: 100%; height: auto; display: block; }

.cs-outcomes-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: var(--space-4); margin-bottom: var(--space-10); }
.cs-outcome-card {
  background: var(--color-bg-card); border: 1px solid var(--color-border);
  border-radius: var(--radius-sm); padding: var(--space-5); box-shadow: var(--shadow-sm);
}
.cs-outcome-title { font-size: 13px; font-weight: 600; color: var(--color-text-primary); margin-bottom: var(--space-2); }
.cs-outcome-text { font-size: 12px; line-height: 1.6; color: var(--color-text-secondary); }

.cs-learnings-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: var(--space-4); margin-bottom: var(--space-10); }
.cs-learning-card {
  background: var(--color-bg-card); border: 1px solid var(--color-border);
  border-radius: var(--radius-sm); padding: var(--space-5); box-shadow: var(--shadow-sm);
}
.cs-learning-title { font-size: 13px; font-weight: 600; color: var(--color-text-primary); margin-bottom: var(--space-2); }
.cs-learning-text { font-size: 12px; line-height: 1.6; color: var(--color-text-secondary); }

.cs-next-project { margin-top: var(--space-12); border-top: 1px solid var(--color-border); padding-top: var(--space-8); }
.cs-next-label { font-size: 11px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--color-text-tertiary); margin-bottom: var(--space-3); }

.cs-next-card {
  background: var(--color-bg-card); border: 1px solid var(--color-border);
  border-radius: var(--radius-sm); overflow: hidden; cursor: pointer;
  transition: all var(--transition); box-shadow: var(--shadow-sm);
  display: flex; align-items: center; flex-direction: row; gap: var(--space-5); padding: var(--space-5);
  width: 100%;
}
.cs-next-card:hover { border-color: var(--color-border-strong); box-shadow: var(--shadow-md); transform: translateY(-2px); }

.cs-next-thumb { width: 80px; height: 56px; border-radius: var(--radius-sm); overflow: hidden; background: var(--color-bg-surface); flex-shrink: 0; }
.cs-next-thumb img { width: 100%; height: 100%; object-fit: cover; }
.cs-next-thumb-placeholder { width: 100%; height: 100%; display: flex; align-items: center; justify-content: center; font-size: 20px; }

.cs-next-content { display: flex; justify-content: space-between; width: 100%; align-items: center; gap: var(--space-5);}

.cs-next-info { flex: 1; text-align: left; }
.cs-next-eyebrow { font-size: 11px; color: var(--color-text-tertiary); margin-bottom: 4px; }
.cs-next-title { font-size: 14px; font-weight: 500; color: var(--color-text-primary); line-height: 1.4; }

.cs-next-arrow { color: var(--color-text-tertiary); flex-shrink: 0; transition: transform var(--transition), color var(--transition); }
.cs-next-card:hover .cs-next-arrow { transform: translateX(3px); color: var(--color-accent); }
.cs-next-arrow svg { width: 18px; height: 18px; }

:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; border-radius: 4px; }
.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; }

    
    .chat-fab {
      position: fixed;
      bottom: 32px;
      right: 32px;
      z-index: 9999;
      display: flex;
      align-items: center;
      gap: 10px;
      background: #2b2622;
      color: #f4f1ec;
      border: none;
      border-radius: 50px;
      padding: 16px 26px;
      cursor: pointer;
      font-family: 'DM Sans', sans-serif;
      font-size: .95rem;
      font-weight: 600;
      letter-spacing: .01em;
      box-shadow: 0 6px 20px rgba(43,38,34,.28), 0 2px 6px rgba(43,38,34,.18);
      transition: transform .22s cubic-bezier(.34,1.56,.64,1), box-shadow .22s ease, color .18s ease;
    }
    .chat-fab:hover {
      transform: translateY(-4px) scale(1.03);
      background: #2b2622;
      color: #ABE253;
      box-shadow: 0 12px 28px rgba(171,226,83,.35), 0 4px 10px rgba(43,38,34,.14);
    }
    .chat-fab:active { transform: translateY(-1px) scale(.98); }
    .chat-fab::before {
      content: '';
      position: absolute;
      inset: -4px;
      border-radius: 54px;
      border: 2px solid #ABE253;
      opacity: 0;
      animation: pulse-ring 2.6s ease-out infinite;
    }
    @keyframes pulse-ring {
      0%   { opacity: .7; transform: scale(1); }
      100% { opacity: 0;  transform: scale(1.18); }
    }
    .chat-icon { width: 20px; height: 20px; flex-shrink: 0; transition: transform .22s ease; }
    .chat-fab:hover .chat-icon { transform: rotate(-8deg) scale(1.15); }

    
    .modal-overlay {
      position: fixed;
      inset: 0;
      z-index: 10000;
      background: rgba(0,0,0,.6);
      backdrop-filter: blur(5px);
      display: flex;
      align-items: center;
      justify-content: center;
      padding: 24px;
      opacity: 0;
      pointer-events: none;
      transition: opacity .3s ease;
    }
    .modal-overlay.open {
      opacity: 1;
      pointer-events: all;
    }

    
    .modal-wrapper {
      display: flex;
      flex-direction: column;
      align-items: flex-end;
      gap: 10px;
      width: 100%;
      max-width: 860px;
      transform: translateY(30px) scale(.97);
      transition: transform .35s cubic-bezier(.34,1.56,.64,1);
    }
    .modal-overlay.open .modal-wrapper {
      transform: translateY(0) scale(1);
    }

    
    .modal {
      background: transparent;
      border-radius: 20px;
      overflow: visible;
      width: 100%;
      position: relative;
      box-shadow: 0 24px 60px rgba(0,0,0,.3);
    }

    
    .modal-close {
      position: absolute;
      top: -52px;
      right: 0;
      width: 38px;
      height: 38px;
      flex-shrink: 0;
      border-radius: 50%;
      border: 2px solid rgba(255,255,255,.3);
      background: rgba(255,255,255,.15);
      color: #fff;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1rem;
      backdrop-filter: blur(4px);
      transition: background .18s ease, border-color .18s ease, transform .18s ease, color .18s ease;
      z-index: 10;
    }
    .modal-close:hover {
      background: #ABE253;
      border-color: #ABE253;
      color: #2b2622;
      transform: scale(1.1) rotate(90deg);
    }

    
    #my-cal-inline-30min {
      width: 100%;
      height: 490px;
      overflow: hidden;
      border-radius: 20px;
    }
    #my-cal-inline-30min iframe {
      width: 100% !important;
      height: 100% !important;
      scrollbar-width: none !important;
      -ms-overflow-style: none !important;
    }
    #my-cal-inline-30min iframe::-webkit-scrollbar { display: none !important; }

@media (max-width: 900px) {
  .two-col {
    grid-template-columns: 1fr;
    align-items: start;
  }
  .two-col-left > .card:last-child {
    flex: none;
  }
  .sidebar-stack {
    
    grid-template-columns: 1fr;
  }
  .sidebar-stack .experience-card {
    flex: none;
    grid-column: 1 / -1;
  }
  .projects-grid { grid-template-columns: repeat(2,1fr); }
  .cs-solution-item { grid-template-columns: 1fr; gap: var(--space-2); }
  .cs-learnings-grid { grid-template-columns: repeat(2,1fr); }
  .contact-links { padding-top: 20px; }

  .exp-sub-group {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
  }

}

@media (max-width: 768px) {
  .profile-header { flex-wrap: wrap; align-items: center;}
  .theme-toggle { position: absolute; width: fit-content; margin-bottom: var(--space-3); }
  .sidebar-stack { grid-template-columns: 1fr; }
  .projects-grid { grid-template-columns: repeat(2,1fr); }
  .projects-grid-full { grid-template-columns: 1fr; }
  .contact-layout { flex-direction: column; align-items: flex-start; }
  .contact-links { flex-direction: column; width: 100%; padding-top: 0px; }
  .contact-link-value { width: 100%; justify-content: space-between; }
  .home-layout, .subpage-layout { padding-left: var(--space-4); padding-right: var(--space-4); }
  .cs-mockup-row { grid-template-columns: 1fr; }
  .cs-outcomes-grid { grid-template-columns: 1fr; }
  .cs-learnings-grid { grid-template-columns: 1fr; }
  .cs-meta { gap: var(--space-5); }

  .profile-header { flex-direction: column;}

  .btn-primary, .btn-ghost { width: 100%; justify-content: center; }
  .two-col, .projects-grid, .projects-grid-full  { gap: var(--space-4); }
  .contact-card { margin-top: var(--space-4); }

  .chat-fab { bottom: 24px; right: 24px; padding: 13px 20px; font-size: .88rem; gap: 8px; }
  .chat-icon { width: 18px; height: 18px; }
  .modal-overlay { padding: 16px; align-items: center; }
  .modal { border-radius: 14px; position: relative; }
  #my-cal-inline-30min { 
    height: 65vh; 
    min-height: 800px;
    border-radius: 14px;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
    scrollbar-color: transparent transparent;
  }

  #my-cal-inline-30min::-webkit-scrollbar { width: 3px; height: 3px; }
  #my-cal-inline-30min::-webkit-scrollbar-track { background: transparent; }
  #my-cal-inline-30min::-webkit-scrollbar-thumb {
    background: transparent;
    border-radius: 999px;
  }

  #my-cal-inline-30min::-webkit-scrollbar-thumb:hover { background: transparent; }
  #my-cal-inline-30min iframe {
    scrollbar-width: thin !important;
    -ms-overflow-style: auto !important;
  }

  #my-cal-inline-30min iframe::-webkit-scrollbar { width: 3px !important; height: 3px !important; }
  .modal-wrapper { gap: 0; }
  .modal-close {
    top: 12px;
    right: 12px;
    background: rgba(43,38,34,.75);
    border-color: rgba(255,255,255,.2);
    color: #fff;
  }

  .profile-name, .profile-location { justify-content: center; text-align: center; }
  .profile-tagline { text-align: center; }

}

@media (max-width: 480px) {
  .chat-fab { bottom: 18px; right: 18px; padding: 11px 18px; font-size: .82rem; gap: 7px; border-radius: 40px; }
  .chat-icon { width: 16px; height: 16px; }
  .modal-overlay { padding: 12px; align-items: center; }
  .modal { border-radius: 14px; }
  #my-cal-inline-30min { height: 90vh; border-radius: 14px; }
  .modal-close { top: 10px; right: 10px; }
  .chat-fab { bottom: 16px; right: 16px; padding: 14px; border-radius: 50%; gap: 0; }
  .chat-fab .chat-label { display: none; }
  .chat-icon { width: 20px; height: 20px;}

}

@media (max-width: 420px) {
  .projects-grid { grid-template-columns: 1fr; }

  .cs-next-card { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .project-slide { transition: none; transform: none; }
  .project-slide:not(.is-active) { display: none; }
  .chat-fab::before { animation: none; }
  .chat-fab,
  .chat-fab:hover,
  .project-card,
  .project-card:hover,
  .btn,
  .btn-primary:hover,
  .social-link,
  .social-link:hover {
    transition: none;
    transform: none;
  }
}