@font-face {
  font-family: Vazirmatn;
  src: url('fonts/Vazirmatn.woff2') format('woff2');
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
}
:root {
  color-scheme: dark;
  --bg: #080a0d;
  --text: #e5e9ef;
  --muted: #929ba9;
  --blue: #8bceff;
  --blue-deep: #499aee;
  --line: #262d36;
  --surface: #0d1117;
  --tag: #131d28;
  --font: Vazirmatn, Tahoma, sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 100px; }
body { margin: 0; background: var(--bg); color: var(--text); font: 15px/2 var(--font); -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; cursor: pointer; }
a, button, summary { -webkit-tap-highlight-color: transparent; touch-action: manipulation; }
button, a, summary { outline-offset: 6px; }
:focus-visible { outline: 2px solid var(--blue); }
::selection { background: var(--blue); color: var(--bg); }
h1, h2, h3, p { margin: 0; }
[hidden] { display: none !important; }
.container { width: min(1120px, calc(100% - 112px)); margin-inline: auto; }
.icon-library { position: absolute; width: 0; height: 0; overflow: hidden; }
.icon { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; flex-shrink: 0; }
.skip-link { position: fixed; top: -70px; right: 20px; padding: 8px 16px; background: var(--blue); color: var(--bg); z-index: 50; }
.skip-link:focus { top: 10px; }
.site-header { position: sticky; top: 0; background: var(--bg); z-index: 10; }
.header-inner { height: 78px; display: flex; align-items: center; justify-content: flex-end; gap: 26px; }
.main-nav { display: flex; align-items: center; gap: 30px; }
.main-nav a { color: var(--muted); font-size: 13px; transition: color .2s; }
.main-nav a:hover, .main-nav a[aria-current] { color: var(--blue); }
.intro { padding-top: 89px; }
.hello { font-size: 19px; color: var(--muted); margin-bottom: 7px; font-weight: 350; }
h1 { font-size: clamp(44px, 5vw, 68px); font-weight: 750; letter-spacing: -2px; line-height: 1.55; color: var(--blue); background: linear-gradient(105deg, var(--blue-deep), var(--blue) 82%); background-clip: text; -webkit-background-clip: text; -webkit-text-fill-color: transparent; width: fit-content; }
h1 span { color: var(--blue); }
.intro-description { font-size: 16px; line-height: 2.2; max-width: 1000px; margin-top: 22px; color: var(--muted); }
.intro-description strong { font-weight: 500; color: var(--text); }
.say-hi { display: inline-flex; align-items: center; gap: 16px; margin-top: 23px; font-size: 13px; }
.say-hi .icon { width: 26px; color: var(--blue); transition: transform .2s; }
.say-hi:hover .icon { transform: translateX(-5px); }
.social-links { display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: 20px; margin-top: 65px; }
.social-links a { display: inline-flex; align-items: center; justify-content: center; gap: 15px; min-width: 127px; padding: 8px 19px; font-size: 12px; border: 1px solid #497ba1; border-radius: 7px; transition: border-color .2s, background .2s, transform .2s; }
.social-links a:hover { border-color: var(--blue); background: var(--tag); transform: translateY(-3px); }
.social-links .icon { width: 15px; height: 15px; color: var(--blue); }
.section { margin-top: 103px; }
.section-heading { display: flex; align-items: center; gap: 17px; margin-bottom: 36px; }
.section-heading h2 { font-size: 18px; font-weight: 500; }
.section-heading>span { color: var(--muted); font: 9px/1.8 Arial, sans-serif; letter-spacing: 2px; border-inline-end: 1px solid var(--line); padding-inline-end: 17px; }
.project-list { border-inline-start: 1px solid #3a4655; margin-inline-start: 7px; }
.project-entry { position: relative; padding-inline-start: 27px; padding-bottom: 37px; }
.project-entry:last-child { padding-bottom: 0; }
.timeline-dot { position: absolute; inset-inline-start: -5px; top: 9px; width: 9px; height: 9px; background: var(--blue); border-radius: 50%; }
.project-meta { display: flex; align-items: center; flex-wrap: wrap; gap: 13px; font-size: 10px; color: var(--muted); margin-bottom: 8px; }
.demo-label { padding: 1px 8px; background: var(--tag); color: var(--blue); border-radius: 12px; font-size: 9px; }
.project-entry h3 { color: var(--blue); font-size: 17px; font-weight: 550; }
.project-entry h3 a { display: inline-flex; align-items: center; gap: 12px; }
.project-entry h3 .icon { width: 15px; height: 15px; }
.project-description { font-size: 13px; line-height: 2.1; color: var(--muted); margin-top: 5px; }
.project-tags { list-style: none; margin: 12px 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px 15px; }
.project-tags li { font: 10px/1.8 Arial, sans-serif; color: var(--muted); }
.project-tags li:not(:last-child)::after { content: '/'; display: inline-block; margin-inline-start: 15px; color: #617083; }
.project-details { margin-top: 11px; max-width: 840px; }
.project-details summary { width: fit-content; cursor: pointer; list-style: none; display: flex; align-items: center; gap: 11px; color: var(--muted); font-size: 11px; }
.project-details summary::-webkit-details-marker { display: none; }
.project-details summary:hover { color: var(--blue); }
.project-details summary span { color: var(--blue); font: 17px/1 monospace; transition: transform .2s; }
.project-details[open] summary span { transform: rotate(45deg); }
.details-content { color: var(--muted); font-size: 12px; line-height: 2.2; padding: 16px 0 3px; }
.details-content img { width: min(100%, 600px); height: auto; border-radius: 5px; display: block; margin-bottom: 15px; }
.text-link { color: var(--blue); display: inline-flex; align-items: center; gap: 10px; margin-top: 12px; }
.text-link .icon { width: 15px; height: 15px; }
.project-link { font-size: 11px; }
.demo-note { font-size: 10px; color: var(--muted); margin-top: 24px; }
.skills-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 19px; }
.skill-group { background: var(--surface); border: 1px solid var(--line); border-radius: 9px; padding: 24px 26px; transition: border-color .2s; }
.skill-group:hover { border-color: #497ba1; }
.skill-group h3 { font-size: 13px; font-weight: 450; margin-bottom: 18px; }
.skill-group ul { margin: 0; padding: 0; list-style: none; display: flex; flex-wrap: wrap; gap: 9px; }
.skill-group li { border: 1px solid var(--line); border-radius: 20px; padding: 5px 13px; font: 11px/1.8 Arial, sans-serif; color: var(--muted); }
.contact-section { margin-bottom: 85px; }
.contact-section .section-heading { margin-bottom: 22px; }
.contact-copy { color: var(--muted); font-size: 14px; line-height: 2.2; }
.contact-row { margin-top: 25px; display: flex; align-items: center; gap: 13px; flex-wrap: wrap; }
.phone-link { display: inline-flex; align-items: center; gap: 11px; color: var(--blue); font-size: 18px; letter-spacing: .8px; }
.phone-link .icon { height: 17px; width: 17px; }
.copy-contact { border: 0; background: transparent; display: grid; place-items: center; color: var(--muted); padding: 10px; border-radius: 5px; }
.copy-contact:hover { color: var(--blue); background: var(--tag); }
.copy-contact .icon { height: 15px; width: 15px; }
.contact-socials { border-inline-start: 1px solid var(--line); margin-inline-start: 9px; padding-inline-start: 26px; display: flex; flex-wrap: wrap; gap: 22px; }
.contact-socials a { display: inline-flex; align-items: center; gap: 8px; color: var(--muted); font: 12px/2 Arial, sans-serif; }
.contact-socials a:hover { color: var(--blue); }
.contact-socials .icon { width: 13px; height: 13px; }
.site-footer { display: flex; gap: 20px; align-items: center; padding-block: 23px; border-top: 1px solid var(--line); font-size: 11px; }
.site-footer>a:first-child { font-size: 13px; }
.footer-dot { color: var(--blue); padding-inline-start: 2px; }
.site-footer>span { color: var(--muted); font-size: 10px; }
.back-top { margin-inline-start: auto; color: var(--muted); }
.back-top:hover { color: var(--blue); }
.toast { position: fixed; bottom: 24px; left: 50%; translate: -50% 10px; opacity: 0; pointer-events: none; background: var(--surface); border: 1px solid var(--line); padding: 9px 20px; border-radius: 7px; font-size: 12px; max-width: calc(100% - 32px); z-index: 20; transition: opacity .2s, translate .2s; text-align: center; }
.toast.visible { opacity: 1; translate: -50% 0; }
.reveal-ready { opacity: 0; transform: translateY(12px); transition: opacity .5s, transform .5s; }
.reveal-ready.is-visible { opacity: 1; transform: none; }
@media (max-width: 850px) {
  .container { width: calc(100% - 72px); }
  .intro { padding-top: 66px; }
  .intro-description { font-size: 14px; }
  .section { margin-top: 85px; }
}
@media (max-width: 600px) {
  html { scroll-padding-top: 85px; }
  .container { width: calc(100% - 40px); }
  .header-inner { height: 68px; gap: 18px; justify-content: space-between; }
  .main-nav { gap: 20px; }
  .main-nav a { font-size: 11px; }
  .intro { padding-top: 53px; }
  .hello { font-size: 16px; }
  h1 { font-size: 48px; letter-spacing: -1.5px; }
  .intro-description { font-size: 13px; line-height: 2.2; margin-top: 17px; }
  .say-hi { font-size: 12px; margin-top: 20px; }
  .social-links { gap: 10px; margin-top: 37px; }
  .social-links a { min-width: 0; padding: 8px 13px; font-size: 11px; gap: 10px; }
  .social-links .icon { width: 13px; height: 13px; }
  .section { margin-top: 71px; }
  .section-heading { gap: 12px; margin-bottom: 28px; }
  .section-heading h2 { font-size: 16px; }
  .section-heading>span { font-size: 8px; letter-spacing: 1.5px; padding-inline-end: 12px; }
  .project-entry { padding-inline-start: 20px; padding-bottom: 32px; }
  .project-entry h3 { font-size: 15px; }
  .project-meta { font-size: 9px; gap: 10px; }
  .demo-label { font-size: 8px; }
  .project-description { font-size: 12px; }
  .project-tags { gap: 6px 10px; }
  .project-tags li { font-size: 9px; }
  .project-tags li:not(:last-child)::after { margin-inline-start: 10px; }
  .demo-note { font-size: 9px; line-height: 2; }
  .skills-grid { grid-template-columns: 1fr; gap: 13px; }
  .skill-group { padding: 20px; }
  .skill-group h3 { margin-bottom: 14px; }
  .contact-copy { font-size: 12px; }
  .desktop-break { display: none; }
  .contact-row { gap: 8px; }
  .contact-socials { width: 100%; border: 0; margin: 12px 0 0; padding: 0; gap: 23px; }
  .contact-section { margin-bottom: 53px; }
  .site-footer { gap: 13px; flex-wrap: wrap; padding-block: 20px; }
  .site-footer>span { font-size: 9px; }
  .back-top { font-size: 9px; }
}
@media (max-width: 360px) {
  .main-nav { gap: 15px; }
  .header-inner { gap: 10px; }
  .social-links { gap: 8px; }
  .social-links a { padding: 7px 10px; font-size: 10px; gap: 8px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal-ready { opacity: 1; transform: none; }
}