/* ============================================================
   PORTFOLIO DESIGN SYSTEM
   Typography: Outfit (Display & Body) + JetBrains Mono (Code/Meta)
   ============================================================ */

:root {
  --bg: #0a192f;
  --bg-subtle: #0d1f3c;
  --surface: #112240;
  --surface-hover: #1a3355;
  --border: #1e3a5f;
  --border-hover: #2c5282;
  --border-focus: #5eead4;

  --text: #ccd6f6;
  --text-2: #8892b0;
  --text-3: #495670;

  --accent: #5eead4;
  --accent-hover: #64ffda;
  --accent-dim: rgba(94, 234, 212, 0.1);
  --accent-border: rgba(94, 234, 212, 0.3);

  --font-sans:
    "Outfit", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", monospace;

  --radius-sm: 4px;
  --radius: 8px;
  --radius-lg: 14px;
  --transition: 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.25);

  --highlight-bg-start: var(--surface-hover);
  --highlight-bg-end: transparent;
  --highlight-ring-color: var(--accent);
  --highlight-glow-color: var(--accent-dim);
  --highlight-border-inner: var(--accent);
  --highlight-duration: 2.5s;
  --highlight-timing: cubic-bezier(0.16, 1, 0.3, 1);
  --highlight-radius: var(--radius);

  --x: 50%;
  --y: 50%;
}

[data-theme="light"] {
  --bg: #f8fafc;
  --bg-subtle: #f1f5f9;
  --surface: #ffffff;
  --surface-hover: #f8fafc;
  --border: #e2e8f0;
  --border-hover: #cbd5e1;
  --border-focus: #0d9488;

  --text: #0f172a;
  --text-2: #334155;
  --text-3: #64748b;

  --accent: #0d9488;
  --accent-hover: #0f766e;
  --accent-dim: rgba(13, 148, 136, 0.08);
  --accent-border: rgba(13, 148, 136, 0.25);

  --shadow: 0 4px 20px rgba(0, 0, 0, 0.05);

  --highlight-glow-color: rgba(13, 148, 136, 0.15);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  overflow-x: hidden;
  max-width: 100vw;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg);
  background-image: radial-gradient(
    600px at var(--x, 50%) var(--y, 50%),
    var(--accent-dim),
    transparent 80%
  );
  background-attachment: fixed;
  color: var(--text-2);
  line-height: 1.7;
  transition:
    background-color var(--transition),
    color var(--transition);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body.nav-open {
  overflow: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  color: var(--text);
  font-weight: 600;
  margin: 0;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover,
a:focus-visible {
  color: var(--accent-hover);
}

a:focus-visible {
  outline: 2px solid var(--border-focus);
  outline-offset: 2px;
}

p {
  margin-bottom: 1rem;
}

p:last-child {
  margin-bottom: 0;
}

::selection {
  background: var(--accent-dim);
  color: var(--accent-hover);
}

.mono {
  font-family: var(--font-mono);
}

/* --- Skip Link --- */
.skip-link {
  position: absolute;
  top: -100px;
  left: 1rem;
  padding: 0.5rem 1rem;
  background: var(--accent);
  color: var(--bg);
  font-size: 0.8125rem;
  font-weight: 600;
  border-radius: var(--radius);
  z-index: 9999;
  transition: top var(--transition);
  text-decoration: none;
}

.skip-link:focus-visible {
  top: 1rem;
  color: var(--bg);
}

/* --- Layout Grid --- */
.layout {
  display: grid;
  grid-template-columns: minmax(300px, 0.4fr) 1fr;
  max-width: 1200px;
  margin: 0 auto;
  min-height: 100vh;
}

/* --- Sidebar --- */
.sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  padding: 6rem 2rem 3rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 2.5rem;
}

.sidebar__top {
  display: flex;
  flex-direction: column;
}

.sidebar__name {
  font-size: clamp(2.5rem, 5vw, 3.25rem);
  font-weight: 700;
  color: var(--text);
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin: 0;
}

.sidebar__name-link {
  color: inherit;
  text-decoration: none;
  font-size: inherit;
  font-weight: inherit;
  line-height: inherit;
  letter-spacing: inherit;
  display: inline-block;
  outline: none;
  border-radius: var(--radius-sm);
  transition: color var(--transition);
}

.sidebar__name-link:hover {
  color: inherit;
  text-decoration: none;
}

.sidebar__name-link:focus-visible {
  color: inherit;
  text-decoration: none;
  outline: 2px solid var(--border-focus);
  outline-offset: 4px;
}

.sidebar__title {
  font-size: 1.05rem;
  color: var(--accent);
  font-weight: 500;
  margin-top: 0.5rem;
}

.sidebar__tagline {
  color: var(--text-2);
  max-width: 300px;
  margin-top: 1rem;
  font-size: 0.9375rem;
  line-height: 1.6;
}

.sidebar__nav {
  margin-top: 3rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.sidebar__nav-link {
  display: flex;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-3);
  font-weight: 600;
  text-decoration: none;
  width: max-content;
  padding: 0.25rem 0;
  transition: color var(--transition);
}

.sidebar__nav-link::before {
  content: "";
  display: block;
  width: 48px;
  height: 1px;
  background-color: var(--text-3);
  margin-right: 0.75rem;
  transform: scaleX(0.5);
  transform-origin: left center;
  transition:
    transform var(--transition),
    background-color var(--transition);
}

.sidebar__nav-link:hover {
  color: var(--text);
}

.sidebar__nav-link:hover::before {
  transform: scaleX(1);
  background-color: var(--text);
}

.sidebar__nav-link.active {
  color: var(--text);
}

.sidebar__nav-link.active::before {
  transform: scaleX(1);
  background-color: var(--text);
}

.sidebar__bottom {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.sidebar__toolbar {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.sidebar__resume-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 0.85rem;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--accent);
  border-radius: var(--radius);
  font-size: 0.75rem;
  font-weight: 500;
  text-decoration: none;
  width: max-content;
  transition:
    background-color var(--transition),
    border-color var(--transition),
    color var(--transition),
    transform var(--transition);
}

.sidebar__resume-btn:hover {
  background: var(--surface-hover);
  border-color: var(--accent-border);
  color: var(--accent-hover);
  transform: translateY(-1px);
}

.sidebar__resume-btn:active {
  transform: translateY(0);
}

.sidebar__resume-btn:focus-visible {
  outline: 2px solid var(--border-focus);
  outline-offset: 2px;
}

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

.sidebar__socials {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.social-link {
  color: var(--text-3);
  transition:
    color var(--transition),
    transform var(--transition);
  display: inline-flex;
}

.social-link:hover {
  color: var(--text);
  transform: translateY(-2px);
}

.sidebar__controls {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* --- Toggle Buttons --- */
.toggle-btn {
  background: transparent;
  border: none;
  color: var(--text-3);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  padding: 0.25rem;
  transition: color var(--transition);
}

.toggle-btn:hover {
  color: var(--text);
}

.toggle-btn:focus-visible {
  outline: 2px solid var(--border-focus);
  outline-offset: 2px;
}

.lang-toggle {
  font-size: 0.6875rem;
  gap: 0.2rem;
}

.lang-option {
  color: var(--text-3);
}

.lang-option.active {
  color: var(--accent);
}

.lang-sep {
  color: var(--text-3);
}

.theme-icon--sun {
  display: none;
}

.theme-icon--moon {
  display: block;
}

[data-theme="light"] .theme-icon--sun {
  display: block;
}

[data-theme="light"] .theme-icon--moon {
  display: none;
}

/* --- Cmd-K Trigger --- */
.cmd-k-trigger {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-3);
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-sm);
  font-size: 0.6875rem;
  cursor: pointer;
  transition: all var(--transition);
}

.cmd-k-trigger:hover {
  border-color: var(--border-hover);
  color: var(--text-2);
}

.cmd-k-trigger:focus-visible {
  outline: 2px solid var(--border-focus);
  outline-offset: 1px;
}

.cmd-k-label {
  font-size: 0.6875rem;
}

.cmd-k-key {
  font-family: var(--font-mono);
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 1px 4px;
  border-radius: 3px;
  font-size: 0.625rem;
  line-height: 1;
  color: var(--text-3);
}

/* --- Hamburger (mobile only) --- */
.hamburger {
  display: none;
  position: fixed;
  top: 1rem;
  right: 1rem;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  cursor: pointer;
  z-index: 100;
  padding: 0;
  outline: none;
  transition:
    background-color var(--transition),
    border-color var(--transition),
    transform var(--transition);
}

.hamburger:hover {
  background: var(--surface-hover);
  border-color: var(--border-hover);
}

.hamburger:focus-visible {
  outline: 2px solid var(--border-focus);
  outline-offset: 2px;
}

.hamburger span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--text);
  transition:
    transform 0.3s cubic-bezier(0.16, 1, 0.3, 1),
    opacity 0.3s,
    background-color var(--transition);
  border-radius: 2px;
}

.hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger.open span:nth-child(2) {
  opacity: 0;
}

.hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* --- Content Area --- */
.content {
  padding: 6rem 3rem 6rem 2rem;
}

.section {
  padding-top: 6rem;
}

.section:first-child {
  padding-top: 0;
}

.section__title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 2.5rem;
  letter-spacing: -0.01em;
}

/* --- About --- */
.about__text {
  max-width: 600px;
  line-height: 1.7;
  margin-bottom: 2rem;
}

.about__education {
  margin-top: 2rem;
}

.edu-item {
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border);
}

.edu-item:last-child {
  border-bottom: none;
}

.edu-item__degree {
  color: var(--text);
  font-weight: 500;
  font-size: 0.9375rem;
}

.edu-item__school {
  font-size: 0.75rem;
  color: var(--text-3);
  margin-top: 0.25rem;
}

/* --- Experience Cards --- */
.exp-card {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 1rem;
  padding: 1.5rem;
  margin-left: -1.5rem;
  margin-right: -1.5rem;
  border-radius: var(--radius);
  transition:
    background-color var(--transition),
    box-shadow var(--transition);
  margin-bottom: 0.5rem;
  text-decoration: none;
  color: inherit;
}

.exp-card:hover {
  background-color: var(--surface);
  box-shadow: inset 0 1px 0 0 var(--accent-dim);
  color: inherit;
}

.exp-card:hover .exp-card__title {
  color: var(--accent);
}

.exp-card__meta {
  font-size: 0.75rem;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding-top: 0.3rem;
  line-height: 1.5;
}

.exp-card__body {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.exp-card__title {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text);
  line-height: 1.4;
  transition: color var(--transition);
}

.exp-card__role {
  color: inherit;
}

.exp-card__sep {
  color: var(--text-3);
}

.exp-card__company {
  color: var(--text-2);
  font-weight: 400;
}

.exp-card__type {
  font-size: 0.6875rem;
  color: var(--text-3);
  margin-left: 0.5rem;
}

.exp-card__bullets {
  list-style: none;
  padding: 0;
  font-size: 0.875rem;
  color: var(--text-2);
  line-height: 1.6;
}

.exp-card__bullets li {
  position: relative;
  padding-left: 1rem;
  margin-bottom: 0.35rem;
}

.exp-card__bullets li::before {
  content: "▹";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-size: 0.75rem;
}

/* --- Resume Link --- */
.resume-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 2rem;
  font-size: 0.8125rem;
  color: var(--accent);
  font-weight: 500;
  text-decoration: none;
  transition: all var(--transition);
}

.resume-link:hover {
  color: var(--accent-hover);
  text-decoration: underline;
  text-underline-offset: 4px;
}

/* --- Project Cards --- */
.project-card {
  display: block;
  padding: 1.5rem;
  margin-left: -1.5rem;
  margin-right: -1.5rem;
  border-radius: var(--radius);
  transition:
    background-color var(--transition),
    box-shadow var(--transition);
  margin-bottom: 0.5rem;
}

.project-card:hover {
  background-color: var(--surface);
  box-shadow: inset 0 1px 0 0 var(--accent-dim);
}

.project-card__body {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.project-card__name {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text);
  margin: 0;
}

.project-card__name-link {
  color: var(--text);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  text-decoration: none;
  transition: color var(--transition);
}

.project-card__name-link:hover,
.project-card:hover .project-card__name-link {
  color: var(--accent);
}

.project-card:hover .project-card__name-link .project-card__arrow {
  transform: translate(4px, -4px);
}

.project-card__arrow {
  width: 14px;
  height: 14px;
  transition: transform var(--transition);
  flex-shrink: 0;
}

.project-card__desc {
  font-size: 0.875rem;
  color: var(--text-2);
  line-height: 1.6;
  margin: 0;
}

.project-card__desc .bullets {
  list-style: none;
  padding: 0;
  margin-top: 0.75rem;
}

.project-card__desc .bullets li {
  position: relative;
  padding-left: 1rem;
  margin-bottom: 0.35rem;
}

.project-card__desc .bullets li::before {
  content: "▹";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-size: 0.75rem;
}

.project-card__links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.85rem;
  margin-top: 0.25rem;
}

.project-card__link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.75rem;
  color: var(--text);
  text-decoration: none;
  font-weight: 500;
  transition: color var(--transition);
}

.project-card__link:hover {
  color: var(--accent-hover);
}

.project-card__link-icon {
  width: 12px;
  height: 12px;
  flex-shrink: 0;
  color: var(--accent);
}

.project-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.5rem;
}

.project-card__tag {
  font-size: 0.6875rem;
  color: var(--accent);
  background-color: var(--accent-dim);
  padding: 0.2rem 0.6rem;
  border-radius: 9999px;
}

/* --- Skills Section --- */
.skills-grid {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.skill-group {
  padding: 1.25rem 1.5rem;
  margin-left: -1.5rem;
  margin-right: -1.5rem;
  border-radius: var(--radius);
  transition:
    background-color var(--transition),
    box-shadow var(--transition);
}

.skill-group:hover {
  background-color: var(--surface);
  box-shadow: inset 0 1px 0 0 var(--accent-dim);
}

.skill-group__title {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.75rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.skill-group__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.skill-tag {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.65rem;
  font-size: 0.75rem;
  border-radius: 9999px;
  background: var(--surface);
  color: var(--accent);
  border: 1px solid var(--border);
  transition: all var(--transition);
}

.skill-group:hover .skill-tag {
  background: var(--accent-dim);
  border-color: var(--accent-border);
}

/* --- Contact --- */
.contact__desc {
  max-width: 500px;
  margin-bottom: 1.5rem;
}

.contact__email {
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: all var(--transition);
}

.contact__email:hover {
  color: var(--accent-hover);
  border-bottom-color: var(--accent-hover);
}

/* --- Footer --- */
.footer {
  padding: 4rem 0 2rem;
}

.footer__text {
  font-size: 0.75rem;
  color: var(--text-3);
}

/* --- Scroll Reveal --- */
.reveal {
  opacity: 0;
  transform: translateY(12px);
  transition:
    opacity 0.4s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- Skeletons --- */
.skeleton {
  background: linear-gradient(
    90deg,
    var(--surface) 25%,
    var(--surface-hover) 50%,
    var(--surface) 75%
  );
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.5s infinite;
  border-radius: var(--radius);
  height: 120px;
  margin-bottom: 1rem;
}

@keyframes skeleton-shimmer {
  0% {
    background-position: 200% 0;
  }

  100% {
    background-position: -200% 0;
  }
}

/* --- Deep Search Landing Highlight Pulse --- */
@keyframes highlightPulseFade {
  0% {
    background-color: var(--highlight-bg-start);
    box-shadow:
      0 0 0 2px var(--highlight-ring-color),
      0 0 24px var(--highlight-glow-color),
      inset 0 0 0 1px var(--highlight-border-inner);
  }

  65% {
    background-color: var(--highlight-bg-start);
    box-shadow:
      0 0 0 2px var(--highlight-ring-color),
      0 0 24px var(--highlight-glow-color),
      inset 0 0 0 1px var(--highlight-border-inner);
  }

  100% {
    background-color: var(--highlight-bg-end);
    box-shadow:
      0 0 0 2px transparent,
      0 0 0 transparent,
      inset 0 0 0 0 transparent;
  }
}

.item-highlight-pulse {
  animation: highlightPulseFade var(--highlight-duration)
    var(--highlight-timing) forwards !important;
  border-radius: var(--highlight-radius);
}

/* --- Fallback: No Scripting Environment --- */
@media (scripting: none) {
  .reveal {
    opacity: 1 !important;
    transform: none !important;
    visibility: visible !important;
  }

  .skeleton {
    display: none !important;
  }
}

/* --- Data Error --- */
.data-error {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--text-2);
}

.data-error p {
  margin-bottom: 1rem;
}

.btn--ghost {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--accent);
  background: transparent;
  border: 1px solid var(--accent);
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background var(--transition);
}

.btn--ghost:hover {
  background: var(--accent-dim);
}

.btn--ghost:focus-visible {
  outline: 2px solid var(--border-focus);
  outline-offset: 2px;
}

/* --- Keyboard Shortcuts Modal --- */
.kbd-modal {
  position: fixed;
  inset: 0;
  z-index: 9998;
  opacity: 0;
  visibility: hidden;
  transition:
    opacity var(--transition),
    visibility var(--transition);
}

.kbd-modal.is-open {
  opacity: 1;
  visibility: visible;
}

.kbd-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(10, 25, 47, 0.7);
  backdrop-filter: blur(4px);
}

[data-theme="light"] .kbd-modal__backdrop {
  background: rgba(248, 250, 252, 0.7);
}

.kbd-modal__panel {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100%;
  max-width: 420px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow);
}

.kbd-modal__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.25rem;
}

.kbd-modal__title {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text);
}

.kbd-modal__close {
  background: transparent;
  border: none;
  color: var(--text-3);
  cursor: pointer;
  font-size: 1.25rem;
  padding: 0.25rem;
  transition: color var(--transition);
}

.kbd-modal__close:hover {
  color: var(--text);
}

.kbd-modal__close:focus-visible {
  outline: 2px solid var(--border-focus);
  outline-offset: 2px;
}

.kbd-modal__body {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.kbd-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.8125rem;
  color: var(--text-2);
}

.kbd-row:last-child {
  border-bottom: none;
}

kbd {
  font-family: var(--font-mono);
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text-3);
  padding: 2px 6px;
  border-radius: 3px;
  font-size: 0.6875rem;
  line-height: 1;
  min-width: 22px;
  text-align: center;
}

/* --- Command Palette --- */
.cmd-dialog {
  position: fixed;
  inset: 0;
  z-index: 9999;
  opacity: 0;
  visibility: hidden;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding: 5rem 1rem 1rem;
  box-sizing: border-box;
  transition:
    opacity var(--transition),
    visibility var(--transition);
}

.cmd-dialog.open,
.cmd-dialog.is-open {
  opacity: 1;
  visibility: visible;
}

.cmd-dialog__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(10, 25, 47, 0.7);
  backdrop-filter: blur(4px);
}

[data-theme="light"] .cmd-dialog__backdrop {
  background: rgba(248, 250, 252, 0.7);
}

.cmd-dialog__panel {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 560px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  max-height: 80vh;
}

.cmd-dialog__input-wrapper {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border);
}

.cmd-search-icon {
  color: var(--text-3);
  flex-shrink: 0;
}

.cmd-input {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.875rem;
  outline: none;
}

.cmd-input::placeholder {
  color: var(--text-3);
}

.cmd-close-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-3);
  font-size: 0.6875rem;
  padding: 2px 6px;
  border-radius: 3px;
  cursor: pointer;
  transition: color var(--transition);
}

.cmd-close-btn:hover {
  color: var(--text);
}

.cmd-close-btn:focus-visible {
  outline: 2px solid var(--border-focus);
  outline-offset: 2px;
}

.cmd-close-mobile {
  display: none;
}

.cmd-results {
  max-height: 320px;
  overflow-y: auto;
  padding: 0.5rem 0;
}

.cmd-results:empty {
  display: none;
}

.cmd-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  width: 100%;
  padding: 0.65rem 1rem;
  background: transparent;
  border: none;
  text-align: left;
  cursor: pointer;
  color: var(--text-2);
  transition:
    background-color var(--transition),
    color var(--transition);
}

.cmd-item:hover,
.cmd-item.active {
  background: var(--surface-hover);
  color: var(--text);
}

.cmd-item.active {
  border-left: 2px solid var(--accent);
  padding-left: calc(1rem - 2px);
}

.cmd-item__content {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  min-width: 0;
  flex: 1;
}

.cmd-item__title {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.cmd-item__subtitle {
  font-size: 0.75rem;
  color: var(--text-3);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.cmd-item__badge {
  font-size: 0.625rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 2px 6px;
  border-radius: 3px;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text-3);
  flex-shrink: 0;
}

.cmd-item:hover .cmd-item__badge,
.cmd-item.active .cmd-item__badge {
  border-color: var(--accent-border);
  color: var(--accent);
}

.cmd-empty {
  padding: 2rem 1rem;
  text-align: center;
  font-size: 0.8125rem;
  color: var(--text-3);
}

.cmd-footer {
  display: flex;
  gap: 1.5rem;
  padding: 0.5rem 1rem;
  border-top: 1px solid var(--border);
  font-size: 0.6875rem;
  color: var(--text-3);
}

.cmd-footer kbd {
  margin-right: 0.25rem;
}

/* --- Toast --- */
.toast-container {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10000;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  pointer-events: none;
}

.toast-pill {
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.6rem 1.25rem;
  border-radius: 9999px;
  font-size: 0.8125rem;
  box-shadow: var(--shadow);
  opacity: 0;
  transform: translateY(100%);
  transition:
    opacity 0.3s,
    transform 0.3s;
  white-space: nowrap;
}

.toast-pill.show {
  opacity: 1;
  transform: translateY(0);
}

.toast-pill__icon {
  color: var(--accent);
  margin-right: 0.25rem;
}

/* --- Scrollbar --- */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--border-hover);
}

/* --- Responsive --- */
@media (max-width: 1024px) and (min-width: 769px) {
  .layout {
    grid-template-columns: 42% 58%;
    padding: 0 1.5rem;
  }

  .sidebar {
    padding: 3.5rem 1.5rem 2.5rem 0;
    gap: 2rem;
  }

  .sidebar__name {
    font-size: 2.375rem;
  }

  .sidebar__tagline {
    max-width: 260px;
    font-size: 0.875rem;
  }

  .sidebar__nav {
    margin-top: 2rem;
    gap: 0.6rem;
  }

  .content {
    padding: 3.5rem 1.5rem 3.5rem 1.5rem;
  }
}

@media (min-width: 769px) and (max-height: 750px) {
  .sidebar {
    padding-top: 2.25rem;
    padding-bottom: 1.75rem;
    gap: 1.75rem;
  }

  .sidebar__name {
    font-size: 2.125rem;
  }

  .sidebar__title {
    margin-top: 0.25rem;
  }

  .sidebar__tagline {
    margin-top: 0.5rem;
    font-size: 0.875rem;
    line-height: 1.5;
  }

  .sidebar__nav {
    margin-top: 1.5rem;
    gap: 0.5rem;
  }

  .sidebar__bottom {
    gap: 0.75rem;
  }

  .sidebar__toolbar {
    gap: 0.75rem;
  }
}

@media (min-width: 769px) and (max-height: 600px) {
  .sidebar {
    padding-top: 1.25rem;
    padding-bottom: 1rem;
    gap: 1.25rem;
  }

  .sidebar__name {
    font-size: 1.75rem;
  }

  .sidebar__title {
    font-size: 0.875rem;
  }

  .sidebar__tagline {
    font-size: 0.8125rem;
    line-height: 1.35;
    max-width: 240px;
  }

  .sidebar__nav {
    margin-top: 0.85rem;
    gap: 0.3rem;
  }

  .sidebar__nav-link {
    font-size: 0.6875rem;
    padding: 0.1rem 0;
  }

  .sidebar__bottom {
    gap: 0.5rem;
  }

  .sidebar__toolbar {
    gap: 0.5rem;
  }
}

@media (min-width: 769px) and (max-height: 480px) {
  .sidebar {
    padding-top: 0.75rem;
    padding-bottom: 0.75rem;
    gap: 0.85rem;
  }

  .sidebar__name {
    font-size: 1.5rem;
  }

  .sidebar__tagline {
    display: none;
  }

  .sidebar__nav {
    margin-top: 0.5rem;
    gap: 0.2rem;
  }

  .sidebar__nav-link {
    font-size: 0.625rem;
    padding: 0.05rem 0;
  }

  .sidebar__bottom {
    gap: 0.4rem;
  }

  .sidebar__toolbar {
    gap: 0.4rem;
  }
}

@media (max-width: 768px) {
  .layout {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: relative;
    height: auto;
    padding: 2.25rem 1rem 1.75rem;
    overflow: visible;
  }

  .sidebar__name {
    font-size: 2.25rem;
    padding-right: 3.5rem;
  }

  .sidebar__tagline {
    max-width: 100%;
    margin-top: 0.75rem;
    font-size: 0.9375rem;
    line-height: 1.6;
  }

  .sidebar__nav {
    position: fixed;
    inset: 0;
    margin: 0;
    background: var(--bg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    z-index: 90;
    opacity: 0;
    visibility: hidden;
    transition:
      opacity 0.3s,
      visibility 0.3s;
    overflow: hidden;
  }

  .sidebar.open .sidebar__nav {
    opacity: 1;
    visibility: visible;
  }

  .sidebar__nav-link {
    font-size: 1.125rem;
    color: var(--text);
    letter-spacing: 0.15em;
  }

  .sidebar__nav-link.active {
    color: var(--accent);
  }

  .sidebar__nav-link::before {
    display: none;
  }

  .sidebar__bottom {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
    margin-top: 1.5rem;
  }

  .sidebar__resume-btn {
    width: 100%;
    justify-content: center;
    padding: 0.65rem 1rem;
    font-size: 0.8125rem;
    font-weight: 600;
  }

  .sidebar__toolbar {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    width: 100%;
  }

  .sidebar__socials {
    display: flex;
    align-items: center;
    gap: 1.15rem;
  }

  .sidebar__controls {
    display: flex;
    align-items: center;
    gap: 0.6rem;
  }

  .cmd-k-trigger {
    display: inline-flex;
  }

  .hamburger {
    display: flex;
  }

  .content {
    padding: 1.5rem 1rem 3rem;
    overflow-x: hidden;
  }

  .section {
    padding-top: 4rem;
  }

  .exp-card {
    grid-template-columns: 1fr;
    padding: 1rem;
    margin-left: -1rem;
    margin-right: -1rem;
  }

  .project-card {
    padding: 1rem;
    margin-left: -1rem;
    margin-right: -1rem;
  }

  .skill-group {
    padding: 1rem;
    margin-left: -1rem;
    margin-right: -1rem;
  }

  .cmd-close-desktop {
    display: none;
  }

  .cmd-close-mobile {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.125rem;
  }

  .cmd-close-btn {
    width: 32px;
    height: 32px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
  }

  .cmd-k-key {
    display: none;
  }

  .cmd-footer {
    display: none;
  }

  .cmd-dialog {
    padding: 0.75rem;
  }

  .cmd-dialog__panel {
    max-width: 100%;
    max-height: calc(100vh - 1.5rem);
  }

  .cmd-input {
    font-size: 1rem;
  }

  .cmd-results {
    max-height: calc(100vh - 7rem);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }
}

@media (max-width: 480px) {
  .sidebar__name {
    font-size: 1.875rem;
    padding-right: 3.25rem;
  }

  .sidebar {
    padding: 2rem 1rem 1.25rem;
  }

  .content {
    padding: 1rem 1rem 2.5rem;
  }

  .sidebar__tagline,
  .about__text,
  .exp-card__bullets,
  .project-card__desc,
  .contact__desc {
    word-break: break-word;
    overflow-wrap: break-word;
  }
}

/* --- Accessibility: Reduced Motion --- */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto !important;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .item-highlight-pulse {
    animation: none !important;
    outline: 2px solid var(--highlight-ring-color) !important;
    outline-offset: 2px !important;
    box-shadow: none !important;
    background-color: var(--highlight-bg-start) !important;
    transition: none !important;
  }
}

/* --- Print Stylesheet --- */
@media print {
  body {
    background: #fff !important;
    color: #111 !important;
    font-size: 10pt;
  }

  .spotlight,
  .hamburger,
  .sidebar__controls,
  .sidebar__nav,
  .cmd-dialog,
  .kbd-modal,
  .toast-container,
  .skip-link {
    display: none !important;
  }

  .layout {
    display: block !important;
    max-width: 100% !important;
    padding: 0 !important;
  }

  .sidebar {
    position: static !important;
    height: auto !important;
    padding: 0 0 1.5rem 0 !important;
    border-bottom: 2px solid #ddd;
    margin-bottom: 1.5rem;
  }

  .content {
    padding: 0 !important;
  }

  .section {
    padding-top: 1.5rem !important;
    break-inside: avoid;
  }

  .exp-card,
  .project-card,
  .skill-group {
    background: none !important;
    box-shadow: none !important;
    border: none !important;
    padding: 0.5rem 0 !important;
    margin: 0 !important;
  }
}