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

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

body {
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
}
ul,
ol {
  list-style: none;
}

button,
input,
textarea,
select {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
  outline: none;
}

button {
  cursor: pointer;
}
table {
  border-collapse: collapse;
}

/* Custom properties */
:root {
  --ff-body: system-ui, -apple-system, sans-serif;
  --ff-heading: system-ui, -apple-system, sans-serif;
  --fs-xs: 0.75rem;
  --fs-sm: 0.875rem;
  --fs-base: 1rem;
  --fs-lg: 1.125rem;
  --fs-xl: 1.25rem;
  --fs-2xl: 1.5rem;
  --fs-3xl: 2rem;
  --fs-4xl: 2.75rem;
  --fs-5xl: 3.5rem;

  --lh-none: 1;
  --lh-tight: 1.2;
  --lh-normal: 1.5;
  --lh-loose: 1.75;

  --fw-normal: 400;
  --fw-medium: 500;
  --fw-semibold: 600;
  --fw-bold: 700;

  --sp-2xs: 0.25rem;
  --sp-xs: 0.5rem;
  --sp-sm: 0.75rem;
  --sp-md: 1rem;
  --sp-lg: 1.5rem;
  --sp-xl: 2rem;
  --sp-2xl: 3rem;
  --sp-3xl: 4rem;
  --sp-4xl: 6rem;

  --border-width: 2px;

  --radius-none: 0;
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;

  --sc-xs: 0.5;
  --sc-sm: 0.75;
  --sc-md: 1;
  --sc-lg: 1.25;
  --sc-xl: 1.5;

  --shadow-sm: 0 1px 2px 0 hsl(0 0% 0% / 0.06);
  --shadow-md: 0 4px 6px -1px hsl(0 0% 0% / 0.08);
  --shadow-lg: 0 10px 15px -3px hsl(0 0% 0% / 0.08);
  --shadow-xl: 0 20px 25px -5px hsl(0 0% 0% / 0.1);

  --tr-fast: 150ms ease;
  --tr-base: 250ms ease;
  --tr-slow: 400ms ease;

  --z-base: 1;
  --z-header: 100;
  --z-sidebar: 200;
  --z-overlay: 300;
  --z-modal: 400;
  --z-toast: 500;

  --focus-ring: 0 0 0 3px var(--co-accent-muted);
  --opacity-disabled: 0.5;
  --opacity-muted: 0.65;
}

/* Light and dark base */
[data-base="light"] {
  --co-bg: hsl(240 7% 96%);
  --co-bg-alt: hsl(240 10% 92%);
  --co-bg-card: hsl(0 0% 100%);
  --co-bg-elevated: hsl(0 0% 100%);
  --co-bg-hover: hsl(0 0% 0% / 0.04);
  --co-fg: hsl(240 9% 13%);
  --co-fg-heading: hsl(240 10% 7%);
  --co-fg-muted: hsl(240 4% 44%);
  --co-fg-placeholder: hsl(240 4% 64%);
  --co-border: hsl(240 6% 84%);
  --co-border-light: hsl(240 6% 90%);
  --co-scrollbar-track: var(--co-bg-alt);
  --co-scrollbar-thumb: var(--co-border);
}

[data-base="dark"] {
  --co-bg: hsl(240 14% 7%);
  --co-bg-alt: hsl(240 14% 10%);
  --co-bg-card: hsl(240 14% 13%);
  --co-bg-elevated: hsl(240 14% 16%);
  --co-bg-hover: hsl(0 0% 100% / 0.04);
  --co-fg: hsl(240 6% 90%);
  --co-fg-heading: hsl(240 7% 96%);
  --co-fg-muted: hsl(240 3% 55%);
  --co-fg-placeholder: hsl(240 4% 37%);
  --co-border: hsl(240 12% 18%);
  --co-border-light: hsl(240 14% 13%);
  --co-scrollbar-track: var(--co-bg-alt);
  --co-scrollbar-thumb: var(--co-border);
}

/* Accent color schemes */
[data-accent="blue"] {
  --co-accent: hsl(235 100% 68%);
  --co-accent-hover: hsl(235 71% 58%);
  --co-accent-active: hsl(236 53% 50%);
  --co-accent-muted: hsl(235 100% 68% / 0.12);
  --co-accent-text: hsl(0 0% 100%);
  --co-accent-border: var(--co-accent);
  --co-success: hsl(142 71% 45%);
  --co-success-bg: hsl(142 71% 45% / 0.12);
  --co-success-border: hsl(142 71% 45% / 0.3);
  --co-error: hsl(0 84% 60%);
  --co-error-bg: hsl(0 84% 60% / 0.12);
  --co-error-border: hsl(0 84% 60% / 0.3);
  --co-warn: hsl(38 92% 50%);
  --co-warn-bg: hsl(38 92% 50% / 0.12);
  --co-warn-border: hsl(38 92% 50% / 0.3);
  --co-info: hsl(217 91% 60%);
  --co-info-bg: hsl(217 91% 60% / 0.12);
  --co-info-border: hsl(217 91% 60% / 0.3);
  --co-progress-fill: var(--co-accent);
  --co-progress-track: var(--co-border-light);
}

[data-accent="gold"] {
  --co-accent: hsl(48 100% 39%);
  --co-accent-hover: hsl(48 100% 33%);
  --co-accent-active: hsl(48 100% 27%);
  --co-accent-muted: hsl(48 100% 39% / 0.12);
  --co-accent-text: hsl(240 9% 13%);
  --co-accent-border: var(--co-accent);
  --co-success: hsl(142 71% 45%);
  --co-success-bg: hsl(142 71% 45% / 0.12);
  --co-success-border: hsl(142 71% 45% / 0.3);
  --co-error: hsl(0 84% 60%);
  --co-error-bg: hsl(0 84% 60% / 0.12);
  --co-error-border: hsl(0 84% 60% / 0.3);
  --co-warn: hsl(38 92% 50%);
  --co-warn-bg: hsl(38 92% 50% / 0.12);
  --co-warn-border: hsl(38 92% 50% / 0.3);
  --co-info: hsl(217 91% 60%);
  --co-info-bg: hsl(217 91% 60% / 0.12);
  --co-info-border: hsl(217 91% 60% / 0.3);
  --co-progress-fill: var(--co-accent);
  --co-progress-track: var(--co-border-light);
}

[data-accent="catppuccin"] {
  --co-accent: hsl(267 82% 81%);
  --co-accent-hover: hsl(267 75% 75%);
  --co-accent-active: hsl(267 66% 68%);
  --co-accent-muted: hsl(267 82% 81% / 0.12);
  --co-accent-text: hsl(240 9% 13%);
  --co-accent-border: var(--co-accent);
  --co-success: hsl(115 54% 76%);
  --co-success-bg: hsl(115 54% 76% / 0.12);
  --co-success-border: hsl(115 54% 76% / 0.3);
  --co-error: hsl(345 59% 75%);
  --co-error-bg: hsl(345 59% 75% / 0.12);
  --co-error-border: hsl(345 59% 75% / 0.3);
  --co-warn: hsl(41 86% 83%);
  --co-warn-bg: hsl(41 86% 83% / 0.12);
  --co-warn-border: hsl(41 86% 83% / 0.3);
  --co-info: hsl(217 92% 76%);
  --co-info-bg: hsl(217 92% 76% / 0.12);
  --co-info-border: hsl(217 92% 76% / 0.3);
  --co-progress-fill: var(--co-accent);
  --co-progress-track: var(--co-border-light);
}

/* Base element styles */
* {
  z-index: var(--z-base);
}
html,
body {
  background-color: var(--co-bg);
}
body {
  font-family: var(--ff-body);
  font-size: var(--fs-base);
  font-weight: var(--fw-normal);
  color: var(--co-fg);
}

/* Selection, scrollbar, and misc */
::selection {
  background: var(--co-accent);
  color: var(--co-bg);
}
::placeholder {
  color: var(--co-fg-muted);
  opacity: 0.7;
}
::marker {
  color: var(--co-accent);
  font-weight: 600;
}
:focus-visible {
  outline: 2px solid var(--co-accent);
  outline-offset: 3px;
  border-radius: 4px;
}
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--co-bg-alt, #1a1a24);
}
::-webkit-scrollbar-thumb {
  background: var(--co-border);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--co-accent);
}
html {
  scrollbar-color: var(--co-border) var(--co-bg-alt, #1a1a24);
  scrollbar-width: thin;
}
a {
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}
a:hover {
  text-decoration-thickness: 2px;
}
article p:first-child::first-letter {
  font-size: 2.5em;
  font-weight: 700;
  float: left;
  line-height: 1;
  margin-right: 0.15em;
  color: var(--co-accent);
}
img {
  animation: img-fade-in 0.4s ease;
}
@keyframes img-fade-in {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

/* No-JS fallback notice */
.noscript-notice {
  padding: var(--sp-sm) var(--sp-md);
  background: var(--co-warn-bg, hsl(38 92% 50% / 0.12));
  border-bottom: 1px solid var(--co-warn-border, hsl(38 92% 50% / 0.3));
  color: var(--co-fg);
  font-size: var(--fs-sm);
  text-align: center;
}

/* Scroll detection sentinel */
.sentinel--header {
  height: 1px;
  pointer-events: none;
}

/* Header nav bar */
.header {
  z-index: var(--z-header);
  position: sticky;
  top: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 90%;
  height: 3.5rem;
  margin: var(--sp-lg) auto;
  padding: 0 var(--sp-md);
  border: 1px solid var(--co-border);
  border-radius: var(--radius-full);
  color: var(--co-fg);
  background-color: var(--co-bg);
  transition:
    width var(--tr-slow),
    border-radius var(--tr-slow);
}

.header--scrolled {
  width: 100%;
  border-radius: var(--radius-none);
}
.header__menu--icon {
  width: auto;
  height: 1.5rem;
}
.header__logo--icon {
  width: auto;
  height: 2.25rem;
  transition: transform var(--tr-base);
}
.header__logo--icon:hover,
.header__logo--icon:focus {
  transform: scale(var(--sc-lg)) rotate(180deg);
}

#burger {
  position: absolute;
  left: var(--sp-md);
  top: 50%;
  transform: translateY(-50%);
  z-index: 1;
}

/* Burger to X animation
   Each bar rotates around its own center so the X stays inside the 24x24 SVG.
   transform origin center on SVG rect elements resolves to the SVG viewBox
   center not the rect center, so per bar values are needed. */
.menu-bar {
  transition:
    transform 0.3s ease,
    opacity 0.2s ease;
}
.menu-bar--top {
  transform-origin: 5px 9.3px;
}
.menu-bar--mid {
  transform-origin: 12px 11.4px;
}
.menu-bar--bottom {
  transform-origin: 5.5px 13.7px;
}
.menu--open .menu-bar--top {
  transform: rotate(45deg);
}
.menu--open .menu-bar--mid {
  opacity: 0;
  transform: scaleX(0);
}
.menu--open .menu-bar--bottom {
  transform: rotate(-45deg);
}

/* Rotating word animation */
#rotating-word {
  overflow-wrap: break-word;
  word-break: break-word;
  transition: opacity 0.2s ease;
}
#rotating-word::after {
  content: "";
  display: inline-block;
  width: 2px;
  height: 1em;
  background: currentColor;
  margin-left: 0.1em;
  vertical-align: text-bottom;
  animation: blink 1s ease-in-out infinite;
  will-change: opacity;
}
@keyframes blink {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.15;
  }
}

/* Flex layout for sidebar and main */
.layout {
  display: flex;
  width: 90%;
  margin: 0 auto;
}

.layout > .main {
  flex: 1;
  min-width: 0;
  width: auto;
  margin: 0;
  padding: 0;
  border: none;
  border-radius: 0;
}

/* Sidebar navigation panel */
.aside {
  display: flex;
  flex-direction: column;
  width: 240px;
  flex: 0 1 240px;
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--co-border);
  border-radius: var(--radius-lg);
  color: var(--co-fg);
  background-color: var(--co-bg);
  margin-right: var(--sp-md);
  padding: var(--sp-md);
  transition:
    flex-basis 0.35s ease,
    padding 0.35s ease,
    border-width 0.35s ease,
    opacity 0.35s ease;
}

.aside--closed {
  flex-basis: 0;
  padding: 0;
  border-width: 0;
  opacity: 0;
  pointer-events: none;
  margin-right: 0;
}

.aside__header {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: var(--sp-sm);
  flex-shrink: 0;
}

.aside__title {
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--co-fg-heading);
}

.aside__close {
  display: none;
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--co-fg-muted);
  font-size: 1.2rem;
  cursor: pointer;
  padding: 0.25rem;
  line-height: 1;
}

.aside__nav {
  flex: 1;
  overflow-y: auto;
  min-height: 0;
}
.aside__nav--list {
  display: flex;
  flex-direction: column;
  gap: var(--sp-xs);
}

.aside__nav--item a {
  display: block;
  padding: var(--sp-xs) var(--sp-sm);
  border-radius: var(--radius-md);
  color: var(--co-fg);
  text-decoration: none;
  transition: background-color 0.2s;
}

.aside__nav--item a:hover {
  background-color: var(--co-bg-hover);
}

.aside__theme-controls {
  margin-top: auto;
  padding-top: var(--sp-md);
  display: flex;
  flex-direction: column;
  gap: var(--sp-sm);
}

.theme-button {
  display: flex;
  align-items: center;
  gap: var(--sp-xs);
  padding: var(--sp-2xs);
  border-radius: var(--radius-md);
  cursor: pointer;
  background: none;
  border: none;
  color: var(--co-fg-muted);
  transition:
    color var(--tr-base),
    background-color var(--tr-base);
}

.theme-button:hover,
.theme-button:focus-visible {
  color: var(--co-accent);
  background-color: var(--co-accent-muted);
}

/* Theme icon cycling
   Pure CSS toggle: shows the icon that matches the opposite of current base.
   Sun hidden in light mode, moon hidden in dark mode.
   No JS required after the initial data-base attribute is set. */
[data-base="light"] .icon-sun {
  display: none;
}
[data-base="dark"] .icon-moon {
  display: none;
}

.aside__theme-controls--accent-picker {
  display: flex;
  gap: var(--sp-xs);
  align-items: center;
}

.accent-button {
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 50%;
  border: 2px solid transparent;
  cursor: pointer;
  padding: 0;
  transition:
    border-color var(--tr-base),
    transform var(--tr-base);
}

.accent-button[data-accent="blue"] {
  background: hsl(235 100% 68%);
}
.accent-button[data-accent="gold"] {
  background: hsl(48 100% 39%);
}
.accent-button[data-accent="catppuccin"] {
  background: hsl(267 82% 81%);
}

.accent-button:hover,
.accent-button:focus-visible {
  transform: scale(1.15);
  border-color: var(--co-fg-muted);
}

/* Mobile drawer backdrop */
.backdrop {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  inset: 0;
  background: hsl(0 0% 0% / 0.5);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  z-index: calc(var(--z-sidebar, 200) - 1);
}

.backdrop--visible {
  opacity: 1;
  pointer-events: auto;
}

/* Section spacing */
.layout > .main > section {
  width: 100%;
  padding: var(--sp-2xl) 0;
}

.section__title {
  font-size: var(--fs-2xl);
  font-weight: var(--fw-bold);
  color: var(--co-fg-heading);
  margin-bottom: var(--sp-lg);
  padding-bottom: var(--sp-xs);
  border-bottom: 2px solid var(--co-accent);
}

/* Home hero section */
.main__home {
  text-align: center;
  padding: var(--sp-lg) 0 var(--sp-2xl);
}
.main__home--title {
  max-width: 800px;
  margin: 0 auto var(--sp-md);
  line-height: var(--lh-tight);
}
.main__home--content {
  max-width: 600px;
  margin: 0 auto;
}

.main__home--title-accented {
  font-weight: var(--fw-bold);
  font-style: italic;
  color: var(--co-accent);
}

/* Summary section */
.main__summary--title {
  font-size: var(--fs-2xl);
  font-weight: var(--fw-bold);
  color: var(--co-fg-heading);
  margin-bottom: var(--sp-md);
  padding-bottom: var(--sp-xs);
  border-bottom: 2px solid var(--co-accent);
}

.main__summary--content {
  font-size: var(--fs-base);
  line-height: var(--lh-loose);
  color: var(--co-fg);
}

/* Skills section */
.main__skills {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--sp-md);
}

.main__skills > .section__title {
  grid-column: 1 / -1;
}

.main__skills article {
  display: flex;
  flex-direction: column;
  gap: var(--sp-sm);
  border: 1px solid var(--co-border);
  border-radius: var(--radius-lg);
  padding: var(--sp-md);
  background-color: var(--co-bg-card);
  transition:
    transform var(--tr-base),
    box-shadow var(--tr-base);
}

.main__skills article:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.main__skills--title {
  font-size: var(--fs-base);
  font-weight: var(--fw-semibold);
  color: var(--co-fg-heading);
}

.main__skills--progress {
  width: 100%;
  height: 6px;
  border-radius: var(--radius-full);
  border: none;
  overflow: hidden;
  background-color: var(--co-border-light);
  color: var(--co-accent);
}

.main__skills--progress::-webkit-progress-bar {
  background-color: var(--co-border-light);
  border-radius: var(--radius-full);
}

.main__skills--progress::-webkit-progress-value {
  background-color: var(--co-accent);
  border-radius: var(--radius-full);
}

.main__skills--progress::-moz-progress-bar {
  background-color: var(--co-accent);
  border-radius: var(--radius-full);
}

.main__skills--list {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2xs);
}

.main__skills--list-item {
  font-size: var(--fs-sm);
  color: var(--co-fg);
  padding-left: 1.1rem;
  position: relative;
}

.main__skills--list-item::before {
  content: "›";
  position: absolute;
  left: 0;
  color: var(--co-accent);
  font-weight: var(--fw-bold);
  font-size: 1.1em;
}

/* Experience timeline section */
.main__experiences--role {
  font-size: var(--fs-2xl);
  font-weight: var(--fw-bold);
  color: var(--co-fg-heading);
  margin-bottom: var(--sp-2xs);
}

.main__experiences--meta {
  font-size: var(--fs-sm);
  color: var(--co-accent);
  font-weight: var(--fw-medium);
  margin-bottom: var(--sp-md);
}

.main__experiences--tagline {
  font-size: var(--fs-base);
  line-height: var(--lh-normal);
  color: var(--co-fg-muted);
  margin-bottom: var(--sp-xl);
  padding: var(--sp-md);
  background-color: var(--co-bg-alt);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--co-accent);
}

.main__experiences--sub {
  position: relative;
  padding-left: var(--sp-lg);
  padding-bottom: var(--sp-lg);
  border-left: 2px solid var(--co-border);
}

.main__experiences--sub:last-child {
  padding-bottom: 0;
}

.main__experiences--sub::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 5px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--co-accent);
  border: 2px solid var(--co-bg);
}

.main__experiences--title {
  font-size: var(--fs-base);
  font-weight: var(--fw-semibold);
  color: var(--co-fg-heading);
  margin-bottom: var(--sp-xs);
}

.main__experiences--content {
  font-size: var(--fs-sm);
  line-height: var(--lh-normal);
  color: var(--co-fg);
}

/* Additional info cards */
.additionals__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--sp-md);
}

.additionals__card {
  border: 1px solid var(--co-border);
  border-radius: var(--radius-lg);
  padding: var(--sp-md);
  background-color: var(--co-bg-card);
}

.additionals__card--title {
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  color: var(--co-accent);
  margin-bottom: var(--sp-sm);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.additionals__card--list {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2xs);
}

.additionals__card--item {
  font-size: var(--fs-sm);
  color: var(--co-fg);
}

/* Contact links section */
.contact__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: var(--sp-md);
}

.contact__item {
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
  padding: var(--sp-md);
  border: 1px solid var(--co-border);
  border-radius: var(--radius-lg);
  background-color: var(--co-bg-card);
  transition:
    transform var(--tr-base),
    box-shadow var(--tr-base);
}

.contact__item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.contact__item--icon {
  width: 1.25rem;
  height: 1.25rem;
  color: var(--co-accent);
  flex-shrink: 0;
}

.contact__item--text {
  font-size: var(--fs-sm);
  color: var(--co-fg);
}

/* Page footer */
.footer {
  text-align: center;
  padding: var(--sp-lg);
  color: var(--co-fg-muted);
  font-size: var(--fs-xs);
}

/* Active nav link highlight */
.aside__nav--item a:target,
.aside__nav--item a.active {
  background-color: var(--co-accent-muted);
  color: var(--co-accent);
}

/* Responsive breakpoints
   Three tier strategy:
   Mobile    < 768px  column layout, sidebar is a fixed drawer with backdrop
   Tablet    768 1023 row layout, sidebar is sticky and push collapsible via burger
   Desktop   >= 1024  row layout, sidebar is sticky and always visible, burger hidden */

@media (max-width: 767px) {
  /* Mobile: column layout, sidebar slides in as a fixed drawer */
  .layout {
    flex-direction: column;
    width: 100%;
  }

  .layout > .main {
    margin: var(--sp-lg) auto;
    width: 90%;
  }

  .aside {
    flex: 0 0 auto;
    width: 90%;
    position: fixed;
    top: calc(var(--sp-lg) + 3.5rem + var(--sp-sm));
    left: 5%;
    height: calc(100vh - var(--sp-lg) - 3.5rem - var(--sp-sm) - var(--sp-sm));
    height: calc(100dvh - var(--sp-lg) - 3.5rem - var(--sp-sm) - var(--sp-sm));
    z-index: var(--z-sidebar, 200);
    transform: translateX(-120%);
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    margin-right: 0;
    border-width: 1px;
    overflow-y: auto;
  }

  .aside--open {
    transform: translateX(0);
  }

  .aside__close {
    display: block;
  }
}

@media (min-width: 768px) and (max-width: 1023px) {
  /* Tablet: row layout, sidebar is sticky and collapsible via burger */
  .layout {
    flex-direction: row;
    align-items: stretch;
  }

  .layout > .main {
    margin: var(--sp-lg) 0;
  }

  .aside {
    position: sticky;
    top: calc(3.5rem + var(--sp-lg));
    height: calc(100vh - 3.5rem - var(--sp-lg) - var(--sp-lg));
    height: calc(100dvh - 3.5rem - var(--sp-lg) - var(--sp-lg));
    align-self: flex-start;
    margin-top: 0;
    margin-bottom: 0;
  }

  .aside__close {
    display: none;
  }
}

@media (min-width: 1024px) {
  /* Desktop: row layout, sidebar sticky and permanently visible, burger hidden */
  .layout {
    flex-direction: row;
    align-items: stretch;
  }

  .layout > .main {
    margin: var(--sp-lg) 0;
  }

  .aside {
    flex: none;
    position: sticky;
    top: calc(3.5rem + var(--sp-lg));
    height: calc(100vh - 3.5rem - var(--sp-lg) - var(--sp-lg));
    height: calc(100dvh - 3.5rem - var(--sp-lg) - var(--sp-lg));
    align-self: flex-start;
    transition: none;
    margin-top: 0;
    margin-bottom: 0;
  }

  .aside__close {
    display: none;
  }

  #burger {
    display: none;
  }
}

/* Language toggle button in sidebar */
.lang-button {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2xs);
  padding: var(--sp-2xs);
  border-radius: var(--radius-md);
  cursor: pointer;
  background: none;
  border: none;
  color: var(--co-fg-muted);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  transition:
    color var(--tr-base),
    background-color var(--tr-base);
  position: relative;
}

.lang-button:hover,
.lang-button:focus-visible {
  color: var(--co-accent);
  background-color: var(--co-accent-muted);
}

.lang-opt {
  color: var(--co-fg-muted);
  transition: color var(--tr-base);
}

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

.lang-sep {
  opacity: 0.3;
  font-size: var(--fs-xs);
}

/* Button spinner overlay */
.lang-button--loading {
  pointer-events: none;
  color: transparent;
}

.lang-button--loading::after {
  content: "";
  position: absolute;
  width: 14px;
  height: 14px;
  border: 2px solid var(--co-accent);
  border-top-color: transparent;
  border-radius: 50%;
  animation: lang-spin 0.6s linear infinite;
}

@keyframes lang-spin {
  to {
    transform: rotate(360deg);
  }
}

/* RTL overrides for Persian */
html[data-lang-pending="true"] body {
  visibility: hidden;
}

html[dir="rtl"] .aside {
  margin-right: 0;
  margin-left: var(--sp-md);
}

html[dir="rtl"] .aside--closed {
  margin-left: 0;
}

html[dir="rtl"] #burger {
  left: auto;
  right: var(--sp-md);
}

html[dir="rtl"] .aside__close {
  left: auto;
  right: 0;
}

html[dir="rtl"] .main__skills--list-item {
  padding-left: 0;
  padding-right: 1.1rem;
}

html[dir="rtl"] .main__skills--list-item::before {
  left: auto;
  right: 0;
}

html[dir="rtl"] .main__experiences--sub {
  padding-left: 0;
  padding-right: var(--sp-lg);
  border-left: none;
  border-right: 2px solid var(--co-border);
}

html[dir="rtl"] .main__experiences--sub::before {
  left: auto;
  right: -5px;
}

html[dir="rtl"] .main__experiences--tagline {
  border-left: none;
  border-right: 3px solid var(--co-accent);
}

html[dir="rtl"] .contact__item {
  text-align: right;
}

html[dir="rtl"] article p:first-child::first-letter {
  float: right;
  margin-right: 0;
  margin-left: 0.15em;
}

/* RTL mobile sidebar drawer slides from right */
@media (max-width: 767px) {
  html[dir="rtl"] .aside {
    left: auto;
    right: 5%;
    transform: translateX(120%);
  }

  html[dir="rtl"] .aside--open {
    transform: translateX(0);
  }
}

@media print {
  @page {
    margin: 1.5cm;
  }

  *,
  *::before,
  *::after {
    color: #000 !important;
    background: #fff !important;
    text-shadow: none !important;
    box-shadow: none !important;
    border-color: #999 !important;
  }

  html,
  body {
    background: #fff !important;
    font-size: 11pt;
    line-height: 1.5;
  }

  .header,
  .aside,
  .footer,
  .backdrop,
  .noscript-notice,
  .sentinel--header {
    display: none !important;
  }

  .layout {
    display: block;
    width: 100%;
    margin: 0;
  }

  .layout > .main {
    width: 100%;
    margin: 0;
    padding: 0;
  }

  .layout > .main > section {
    padding: 1.5rem 0;
    page-break-inside: avoid;
  }

  section:last-child {
    page-break-after: auto;
  }

  .section__title,
  .main__summary--title,
  .main__experiences--role {
    font-size: 18pt;
    border-bottom: 2px solid #000;
    margin-bottom: 0.75rem;
    padding-bottom: 0.25rem;
  }

  .main__home--title {
    font-size: 24pt;
    margin-bottom: 0.5rem;
  }

  .main__home--content {
    font-size: 12pt;
  }

  .main__summary--content {
    font-size: 11pt;
    line-height: 1.6;
  }

  .main__skills {
    display: block;
  }

  .main__skills article {
    display: inline-block;
    width: 48%;
    margin: 0.5rem 1% 0.5rem 0;
    padding: 0.5rem;
    border: 1px solid #ccc;
    border-radius: 4px;
    vertical-align: top;
    page-break-inside: avoid;
  }

  .main__skills--progress {
    border: 1px solid #999;
    height: 8px;
    background: #eee !important;
  }

  .main__skills--progress::-webkit-progress-bar {
    background: #eee !important;
  }

  .main__skills--progress::-webkit-progress-value {
    background: #333 !important;
  }

  .main__skills--progress::-moz-progress-bar {
    background: #333 !important;
  }

  .main__skills--list-item::before {
    color: #333 !important;
  }

  .main__experiences--sub {
    padding-left: 1rem;
    border-left: 1px solid #999;
    padding-bottom: 0.75rem;
  }

  .main__experiences--sub::before {
    background: #333 !important;
    border-color: #fff !important;
  }

  .main__experiences--meta {
    color: #555 !important;
  }

  .main__experiences--tagline {
    border-left: 3px solid #333;
    padding: 0.5rem;
    margin-bottom: 0.75rem;
  }

  .additionals__grid {
    display: block;
  }

  .additionals__card {
    display: inline-block;
    width: 30%;
    margin: 0.5rem 1% 0.5rem 0;
    padding: 0.5rem;
    border: 1px solid #ccc;
    border-radius: 4px;
    vertical-align: top;
    page-break-inside: avoid;
  }

  .additionals__card--title {
    color: #333 !important;
  }

  .contact__grid {
    display: block;
  }

  .contact__item {
    display: inline-flex;
    width: auto;
    margin: 0.3rem 0.5rem 0.3rem 0;
    padding: 0.3rem 0.6rem;
    border: 1px solid #ccc;
    border-radius: 4px;
    page-break-inside: avoid;
  }

  .contact__item--icon {
    display: none;
  }

  a[href]::after {
    content: " (" attr(href) ")";
    font-size: 9pt;
    color: #555 !important;
  }

  a[href^="#"]::after,
  a[href^="tel:"]::after,
  a[href^="mailto:"]::after {
    content: none;
  }

  #rotating-word::after {
    display: none;
  }

  article p:first-child::first-letter {
    font-size: 2em;
    float: left;
    line-height: 1;
    margin-right: 0.15em;
    color: #333 !important;
  }

  html[dir="rtl"] .main__skills article {
    margin: 0.5rem 0 0.5rem 1%;
  }

  html[dir="rtl"] .main__skills--list-item {
    padding-right: 1.1rem;
    padding-left: 0;
  }

  html[dir="rtl"] .main__skills--list-item::before {
    left: auto;
    right: 0;
  }

  html[dir="rtl"] .main__experiences--sub {
    padding-right: 1rem;
    padding-left: 0;
    border-right: 1px solid #999;
    border-left: none;
  }

  html[dir="rtl"] .main__experiences--sub::before {
    left: auto;
    right: -5px;
  }

  html[dir="rtl"] .main__experiences--tagline {
    border-right: 3px solid #333;
    border-left: none;
  }

  html[dir="rtl"] article p:first-child::first-letter {
    float: right;
    margin-left: 0.15em;
    margin-right: 0;
  }
}