:root {
  --font-main: "Kalameh", "Vazirmatn", Tahoma, Arial, sans-serif;
  --font-latin: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --bg: #f7f8fc;
  --surface: #ffffff;
  --surface-2: #f0f2f8;
  --text: #171923;
  --text-2: #5f6574;
  --muted: #8a91a1;
  --border: #dde1eb;
  --accent: #5d5ff2;
  --accent-2: #8f73ff;
  --accent-soft: #ececff;
  --dark: #10131b;
  --dark-2: #171b26;
  --success: #22a06b;
  --shadow: 0 24px 70px rgba(26, 31, 48, .10);
  --radius-sm: 12px;
  --radius: 22px;
  --radius-lg: 34px;
  --container: 1180px;
  --header-h: 78px;
  --ease: cubic-bezier(.2,.8,.2,1);
}

html[data-theme="dark"] {
  --bg: #0c0f17;
  --surface: #121721;
  --surface-2: #171d29;
  --text: #f3f5fa;
  --text-2: #b0b7c6;
  --muted: #7d8698;
  --border: #252d3b;
  --accent-soft: #202044;
  --dark: #070a10;
  --dark-2: #10141d;
  --shadow: 0 24px 70px rgba(0, 0, 0, .30);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 20px); }
body {
  margin: 0;
  min-width: 320px;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-main);
  line-height: 1.75;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  transition: background-color .25s ease, color .25s ease;
  overflow-x: hidden;
}
html[dir="ltr"] body { font-family: var(--font-latin); }
html[dir="rtl"] [data-i18n="fa"] { font-family: var(--font-main); }
html[dir="ltr"] [data-i18n="en"] { font-family: var(--font-latin); }

::selection { background: var(--accent); color: #fff; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }
button { color: inherit; }
img { max-width: 100%; display: block; }
svg { width: 1.25em; height: 1.25em; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.container { width: min(var(--container), calc(100% - 40px)); margin-inline: auto; }
.section-pad { padding: 112px 0; }
.section-soft { background: var(--surface-2); }

.noise {
  position: fixed; inset: 0; pointer-events: none; z-index: 100;
  opacity: .018;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.95' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.75'/%3E%3C/svg%3E");
}
.cursor-glow {
  position: fixed; width: 420px; height: 420px; border-radius: 50%; pointer-events: none; z-index: -1;
  background: radial-gradient(circle, rgba(93,95,242,.09), rgba(93,95,242,0) 68%);
  transform: translate(-50%,-50%); left: 50%; top: 20%;
}

.skip-link { position: fixed; inset-inline-start: 16px; top: -80px; z-index: 999; background: var(--text); color: var(--bg); padding: 10px 16px; border-radius: 10px; }
.skip-link:focus { top: 12px; }

.site-header {
  height: var(--header-h); position: sticky; top: 0; z-index: 90;
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: blur(20px) saturate(145%);
  border-bottom: 1px solid color-mix(in srgb, var(--border) 70%, transparent);
}
.nav-wrap { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 26px; }
.brand { display: inline-flex; align-items: center; gap: 12px; min-width: max-content; }
.brand-mark {
  width: 42px; height: 42px; border-radius: 13px; display: grid; place-items: center;
  background: var(--text); color: var(--bg); font: 700 13px/1 var(--font-latin); letter-spacing: -.02em;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.07);
}
.brand-copy { display: grid; line-height: 1.15; gap: 4px; }
.brand-copy b { font-size: 14px; letter-spacing: -.02em; }
.brand-copy small { font: 500 10px/1 var(--font-latin); color: var(--muted); letter-spacing: .05em; text-transform: uppercase; }
.desktop-nav { display: flex; align-items: center; gap: 30px; font-size: 13px; color: var(--text-2); }
.desktop-nav a { position: relative; padding-block: 12px; transition: color .2s ease; }
.desktop-nav a::after { content: ""; position: absolute; inset-inline: 50% 50%; bottom: 6px; height: 1px; background: var(--accent); transition: inset-inline .2s var(--ease); }
.desktop-nav a:hover { color: var(--text); }
.desktop-nav a:hover::after { inset-inline: 10% 10%; }
.nav-actions { display: flex; align-items: center; gap: 8px; }
.language-switch { display: flex; border: 1px solid var(--border); border-radius: 12px; padding: 3px; background: var(--surface); }
.lang-btn { border: 0; background: transparent; cursor: pointer; min-width: 36px; height: 32px; border-radius: 8px; font: 700 10px/1 var(--font-latin); color: var(--muted); }
.lang-btn.is-active { background: var(--text); color: var(--bg); }
.icon-btn { width: 40px; height: 40px; border: 1px solid var(--border); background: var(--surface); border-radius: 12px; display: grid; place-items: center; cursor: pointer; }
.icon-btn svg { width: 18px; height: 18px; }
.moon-icon { display: none; }
html[data-theme="dark"] .sun-icon { display: none; }
html[data-theme="dark"] .moon-icon { display: block; }
.menu-toggle { display: none; }
.mobile-menu { position: absolute; inset-inline: 0; top: var(--header-h); background: var(--bg); border-bottom: 1px solid var(--border); box-shadow: var(--shadow); }
.mobile-menu-inner { padding-block: 16px 24px; display: grid; }
.mobile-menu-inner a { padding: 13px 4px; border-bottom: 1px solid var(--border); font-weight: 600; }

.hero { min-height: calc(100svh - var(--header-h)); display: flex; align-items: center; position: relative; overflow: hidden; padding-top: 86px; }
.hero::before { content: ""; width: 640px; height: 640px; border-radius: 50%; position: absolute; inset-inline-start: -240px; top: 3%; background: radial-gradient(circle, color-mix(in srgb, var(--accent) 13%, transparent), transparent 68%); filter: blur(10px); pointer-events: none; }
.hero-grid { display: grid; grid-template-columns: 1.08fr .92fr; align-items: center; gap: 68px; }
.eyebrow { display: inline-flex; align-items: center; gap: 10px; padding: 7px 11px; border: 1px solid var(--border); border-radius: 999px; color: var(--text-2); font-size: 11px; background: color-mix(in srgb, var(--surface) 75%, transparent); margin-bottom: 22px; }
.status-dot { width: 8px; height: 8px; background: var(--success); border-radius: 50%; box-shadow: 0 0 0 5px color-mix(in srgb, var(--success) 12%, transparent); display: inline-block; }
.hero h1 { margin: 0; max-width: 720px; font-size: clamp(40px, 4.65vw, 64px); line-height: 1.24; letter-spacing: -.038em; font-weight: 700; text-wrap: balance; }
html[dir="rtl"] .hero h1 { letter-spacing: -.018em; line-height: 1.34; }
.hero h1 em, .section-heading h2 em { font-style: normal; color: var(--accent); }
.hero-lead { max-width: 730px; margin: 26px 0 0; color: var(--text-2); font-size: clamp(15px, 1.4vw, 18px); line-height: 1.95; }
.hero-lead strong { color: var(--text); font-weight: 600; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.btn { min-height: 50px; padding: 0 20px; border-radius: 14px; display: inline-flex; align-items: center; justify-content: center; gap: 10px; font-size: 13px; font-weight: 600; border: 1px solid transparent; transition: transform .2s var(--ease), box-shadow .2s ease, background .2s ease; }
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--text); color: var(--bg); box-shadow: 0 14px 26px color-mix(in srgb, var(--text) 14%, transparent); }
.btn-primary svg { width: 16px; }
html[dir="rtl"] .btn-primary svg { transform: scaleX(-1); }
.btn-ghost { border-color: var(--border); background: var(--surface); }
.hero-meta { margin-top: 52px; padding-top: 24px; border-top: 1px solid var(--border); display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; max-width: 710px; }
.hero-meta div { display: grid; gap: 2px; }
.hero-meta b { font: 700 13px/1.3 var(--font-latin); color: var(--text); }
.hero-meta span { font-size: 11px; color: var(--muted); }

.hero-visual { display: grid; place-items: center; min-height: 540px; }
.portrait-stage { width: min(100%, 500px); aspect-ratio: 1 / 1.08; position: relative; display: grid; place-items: center; }
.portrait-stage::before { content: ""; position: absolute; width: 74%; height: 74%; border-radius: 50%; background: var(--accent-soft); filter: blur(0); }
.orbit { position: absolute; border-radius: 50%; border: 1px solid var(--border); }
.orbit-one { width: 94%; height: 86%; transform: rotate(17deg); }
.orbit-two { width: 76%; height: 98%; transform: rotate(-28deg); border-style: dashed; opacity: .8; }
.portrait-card { width: 72%; min-width: 300px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 14px 14px 18px; box-shadow: var(--shadow); position: relative; z-index: 2; overflow: hidden; }
.portrait-card::before { content: ""; position: absolute; inset: 0; background: linear-gradient(150deg, rgba(255,255,255,.05), transparent 35%); pointer-events: none; }
.portrait-topline { display: flex; justify-content: space-between; align-items: center; font: 600 9px/1 var(--font-latin); color: var(--muted); letter-spacing: .08em; padding: 4px 7px 9px; }
.portrait-card img { width: 100%; aspect-ratio: 1 / 1.02; object-fit: contain; object-position: center bottom; border-radius: 24px; background: linear-gradient(160deg, var(--surface-2), var(--accent-soft)); }
.portrait-caption { display: flex; justify-content: space-between; align-items: end; padding: 14px 7px 0; gap: 20px; }
.portrait-caption > div { display: grid; line-height: 1.08; }
.portrait-caption strong { font: 700 18px/1.1 var(--font-latin); letter-spacing: -.04em; }
.portrait-caption span { color: var(--muted); }
.mono { font: 600 9px/1 var(--font-latin); letter-spacing: .08em; white-space: nowrap; }
.floating-chip { position: absolute; z-index: 3; background: var(--text); color: var(--bg); border-radius: 999px; padding: 9px 13px; font: 700 10px/1 var(--font-latin); letter-spacing: .04em; box-shadow: var(--shadow); }
.chip-code { inset-inline-start: 2%; top: 23%; transform: rotate(-8deg); }
.chip-build { inset-inline-end: -1%; bottom: 23%; transform: rotate(6deg); background: var(--accent); color: #fff; }

.trust-strip { border-block: 1px solid var(--border); background: var(--surface); overflow: hidden; }
.marquee-shell { overflow: hidden; }
.tech-row { min-height: 70px; display: flex; align-items: center; justify-content: space-between; gap: 22px; white-space: nowrap; font: 650 11px/1 var(--font-latin); letter-spacing: .09em; color: var(--text-2); }
.tech-row i { width: 4px; height: 4px; background: var(--accent); border-radius: 50%; flex: 0 0 auto; }

.split-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 100px; align-items: start; }
.section-heading .section-index { display: block; font: 700 10px/1 var(--font-latin); letter-spacing: .13em; color: var(--accent); margin-bottom: 18px; }
.section-heading h2 { margin: 0; max-width: 760px; font-size: clamp(30px, 3.65vw, 50px); line-height: 1.3; letter-spacing: -.032em; text-wrap: balance; }
html[dir="rtl"] .section-heading h2 { letter-spacing: -.014em; line-height: 1.4; }
.about-copy { padding-top: 37px; }
.about-copy > p { margin: 0 0 18px; color: var(--text-2); font-size: 16px; line-height: 2; }

.profile-feature { margin-top: 34px; display: grid; grid-template-columns: 116px minmax(0,1fr) 58px; gap: 18px; align-items: center; padding: 14px; border: 1px solid var(--border); background: linear-gradient(135deg, var(--surface), color-mix(in srgb, var(--accent-soft) 44%, var(--surface))); border-radius: 24px; box-shadow: 0 12px 38px color-mix(in srgb, var(--text) 7%, transparent); overflow: hidden; position: relative; }
.profile-feature::after { content:""; position:absolute; width:150px; height:150px; border-radius:50%; inset-inline-end:-65px; top:-75px; background:color-mix(in srgb, var(--accent) 10%, transparent); pointer-events:none; }
.profile-feature-photo { margin:0; width:116px; height:134px; overflow:hidden; border-radius:18px; background:var(--surface-2); }
.profile-feature-photo img { width:100%; height:100%; object-fit:cover; object-position:center 24%; }
.profile-feature-copy { min-width:0; display:grid; gap:8px; position:relative; z-index:1; }
.profile-feature-copy .micro-label { color:var(--accent); font:700 9px/1 var(--font-latin); letter-spacing:.11em; }
.profile-feature-copy strong { font-size:14px; line-height:1.7; }
.principle-list { display:flex; flex-wrap:wrap; gap:6px; }
.principle-list span { border:1px solid var(--border); border-radius:999px; padding:6px 8px; background:color-mix(in srgb, var(--surface) 82%, transparent); color:var(--text-2); font:700 8px/1 var(--font-latin); letter-spacing:.045em; }
.instagram-inline { color:var(--accent); font:700 10px/1.3 var(--font-latin); width:max-content; max-width:100%; }
.profile-feature-avatar { width:58px; height:58px; border-radius:17px; object-fit:cover; border:3px solid var(--surface); box-shadow:0 8px 22px rgba(0,0,0,.12); position:relative; z-index:1; }
.signature-line { display: flex; align-items: center; justify-content: space-between; gap: 20px; border-top: 1px solid var(--border); margin-top: 34px; padding-top: 22px; }
.signature-line div { display: grid; gap: 2px; }
.signature-line b { font-size: 13px; }
.signature-line span { font-size: 11px; color: var(--muted); }
.signature-line a, .text-link { font: 700 11px/1 var(--font-latin); color: var(--accent); }

.heading-row { display: flex; align-items: end; justify-content: space-between; gap: 60px; margin-bottom: 50px; }
.heading-row > p { color: var(--text-2); max-width: 360px; margin: 0 0 5px; font-size: 13px; }
.service-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.service-card { position: relative; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 30px; min-height: 315px; transition: transform .25s var(--ease), box-shadow .25s ease, border-color .25s ease; }
.service-card:hover { transform: translateY(-5px); border-color: color-mix(in srgb, var(--accent) 45%, var(--border)); box-shadow: var(--shadow); }
.service-no { position: absolute; inset-inline-end: 24px; top: 22px; font: 700 10px/1 var(--font-latin); color: var(--muted); }
.service-icon { width: 48px; height: 48px; border-radius: 15px; display: grid; place-items: center; background: var(--accent-soft); color: var(--accent); }
.service-icon svg { width: 23px; height: 23px; }
.service-card h3 { margin: 25px 0 10px; font-size: 20px; }
.service-card p { margin: 0; color: var(--text-2); font-size: 13px; line-height: 1.9; max-width: 520px; }
.tag-list { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 26px; }
.tag-list span, .project-tags span { border: 1px solid var(--border); background: var(--surface-2); border-radius: 999px; padding: 6px 10px; font: 600 9px/1 var(--font-latin); color: var(--text-2); }

.project-stack { border-top: 1px solid var(--border); }
.project-row { display: grid; grid-template-columns: 100px 1fr auto 28px; align-items: center; gap: 30px; padding: 28px 4px; border-bottom: 1px solid var(--border); transition: padding .22s var(--ease), background .22s ease; }
.project-row:hover { padding-inline: 16px; background: var(--surface); }
.project-code { font: 700 10px/1 var(--font-latin); letter-spacing: .07em; color: var(--muted); }
.project-main h3 { margin: 0 0 5px; display: flex; align-items: baseline; gap: 10px; font-size: 21px; }
.project-main h3 span { font: 600 12px/1 var(--font-latin); color: var(--muted); }
.project-main p { margin: 0; color: var(--text-2); font-size: 12px; }
.project-tags { display: flex; flex-wrap: wrap; gap: 6px; justify-content: flex-end; }
.project-arrow { font: 500 19px/1 var(--font-latin); color: var(--accent); }

.section-dark { background: var(--dark); color: #f3f5fa; }
.section-dark .section-heading h2, .section-dark .section-heading h2 em { color: #f3f5fa; }
.section-dark .section-heading h2 em { opacity: .62; }
.section-dark .section-index { color: #8e91ff; }
.availability { display: inline-flex; gap: 10px; align-items: center; font-size: 11px; color: #a5adbd; margin-bottom: 8px; }
.resume-grid { display: grid; grid-template-columns: 1.15fr 1.15fr .7fr; gap: 14px; }
.resume-panel { border: 1px solid #2b3140; background: #141923; border-radius: var(--radius); padding: 28px; min-height: 330px; }
.resume-panel h3 { margin: 0 0 24px; font-size: 19px; color: #fff; }
.skill-lines { display: grid; }
.skill-lines > div { padding: 14px 0; border-top: 1px solid #29303d; display: flex; justify-content: space-between; gap: 20px; }
.skill-lines span { color: #828ca0; font: 600 10px/1.5 var(--font-latin); }
.skill-lines b { color: #dce1eb; font: 600 10px/1.5 var(--font-latin); text-align: end; }
.timeline { display: grid; gap: 24px; }
.timeline > div { display: grid; grid-template-columns: 12px 1fr; gap: 14px; align-items: start; }
.time-dot { width: 8px; height: 8px; margin-top: 7px; border-radius: 50%; border: 2px solid #8588ff; box-shadow: 0 0 0 5px #222646; }
.timeline b { color: #eef1f6; font-size: 13px; }
.timeline p { color: #8f98a9; font-size: 11px; margin: 5px 0 0; line-height: 1.7; }
.certificate-panel { background: linear-gradient(150deg, #1a1f2e, #11151e); display: flex; flex-direction: column; }
.certificate-kicker { font: 700 9px/1 var(--font-latin); color: #8c90ff; letter-spacing: .12em; }
.certificate-panel p { color: #8f98a9; font-size: 11px; margin: 0; }
.certificate-panel code { margin-top: auto; display: block; color: #fff; font: 700 clamp(19px,2vw,25px)/1 var(--font-latin); letter-spacing: .08em; }
.external-profiles { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid #2b3140; border-radius: var(--radius); margin-top: 14px; overflow: hidden; }
.external-profiles a { display: flex; justify-content: space-between; align-items: center; padding: 20px 22px; background: #111620; border-inline-end: 1px solid #2b3140; }
.external-profiles a:last-child { border-inline-end: 0; }
.external-profiles span { color: #7e8798; font: 600 10px/1 var(--font-latin); }
.external-profiles b { color: #e8ebf2; font: 600 10px/1 var(--font-latin); }

.testimonial-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 48px; }
.quote-card { margin: 0; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); padding: 28px; display: flex; flex-direction: column; min-height: 310px; }
.quote-mark { font: 700 48px/.8 Georgia, serif; color: var(--accent); }
.quote-card p { margin: 24px 0; color: var(--text-2); font-size: 13px; line-height: 2; }
.quote-card footer { margin-top: auto; border-top: 1px solid var(--border); padding-top: 16px; display: grid; gap: 2px; }
.quote-card footer b { font-size: 12px; }
.quote-card footer span { font-size: 10px; color: var(--muted); }

.faq-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 80px; align-items: start; }
.faq-section .section-heading p { color: var(--text-2); max-width: 420px; font-size: 13px; }
.accordion { border-top: 1px solid var(--border); }
details { border-bottom: 1px solid var(--border); }
summary { list-style: none; cursor: pointer; padding: 22px 0; display: flex; align-items: center; justify-content: space-between; gap: 20px; font-weight: 600; font-size: 14px; }
summary::-webkit-details-marker { display: none; }
summary svg { width: 17px; flex: 0 0 auto; transition: transform .2s ease; }
details[open] summary svg { transform: rotate(180deg); }
details > p { margin: -5px 0 22px; color: var(--text-2); font-size: 12px; line-height: 1.9; max-width: 700px; }

.contact-section { padding-top: 90px; }
.contact-card { position: relative; overflow: hidden; background: var(--accent); color: #fff; border-radius: 38px; padding: 58px; display: grid; grid-template-columns: 1fr 310px; gap: 60px; min-height: 460px; align-items: end; }
.contact-card::after { content: "MR"; position: absolute; inset-inline-end: -15px; top: -55px; font: 800 clamp(190px,30vw,420px)/1 var(--font-latin); letter-spacing: -.12em; opacity: .055; pointer-events: none; }
.contact-orb { position: absolute; width: 420px; height: 420px; border-radius: 50%; inset-inline-end: 20%; top: -200px; background: rgba(255,255,255,.12); filter: blur(2px); }
.contact-copy, .social-stack { position: relative; z-index: 2; }
.contact-copy .section-index { font: 700 10px/1 var(--font-latin); letter-spacing: .13em; color: rgba(255,255,255,.7); }
.contact-copy h2 { margin: 18px 0 14px; max-width: 700px; font-size: clamp(38px,4.6vw,58px); line-height: 1.25; letter-spacing: -.03em; text-wrap: balance; }
html[dir="rtl"] .contact-copy h2 { line-height: 1.38; letter-spacing: -.012em; }
.contact-copy h2 em { font-style: normal; color: rgba(255,255,255,.58); }
.contact-copy > p { color: rgba(255,255,255,.78); max-width: 660px; font-size: 14px; }
.contact-actions { margin-top: 30px; display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.btn-light { background: #fff; color: #171923; box-shadow: 0 15px 30px rgba(40,30,120,.2); }
.contact-phone { min-height: 54px; display: inline-flex; align-items: center; gap: 11px; padding: 8px 12px; border: 1px solid rgba(255,255,255,.24); border-radius: 15px; background: rgba(255,255,255,.08); backdrop-filter: blur(8px); }
.contact-phone-icon { width: 34px; height: 34px; border-radius: 11px; display:grid; place-items:center; flex:0 0 auto; background:rgba(255,255,255,.13); }
.contact-phone-icon svg { width:17px; height:17px; }
.contact-phone-copy { display:grid; gap:3px; text-align:start; }
.contact-phone small { color: rgba(255,255,255,.72); font-size: 9px; line-height:1; }
.contact-phone .phone-value { display:inline-block; direction:ltr; unicode-bidi:isolate; font: 700 14px/1.25 var(--font-latin); font-variant-numeric:tabular-nums; letter-spacing:.035em; white-space:nowrap; }
.social-stack { display: grid; align-self: end; border-top: 1px solid rgba(255,255,255,.25); }
.social-stack a { display: flex; justify-content: space-between; padding: 15px 2px; border-bottom: 1px solid rgba(255,255,255,.25); font: 600 11px/1 var(--font-latin); transition: padding .2s ease; }
.social-stack a:hover { padding-inline: 8px; }

.site-footer { padding: 34px 0 46px; }
.footer-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; align-items: center; gap: 30px; }
.footer-grid p { color: var(--muted); text-align: center; font-size: 10px; margin: 0; }
.back-top { justify-self: end; color: var(--text-2); font-size: 10px; }
html[dir="rtl"] .back-top { justify-self: start; }
html[dir="rtl"] .footer-brand { justify-self: start; }
html[dir="ltr"] .footer-brand { justify-self: start; }
.noscript-note { position: fixed; bottom: 12px; inset-inline: 12px; z-index: 999; background: #111; color: #fff; padding: 12px; border-radius: 10px; font: 12px/1.6 sans-serif; text-align: center; }

.reveal { opacity: 1; transform: none; }
.js .reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.js .reveal.is-visible { opacity: 1; transform: none; }
.reveal-delay { transition-delay: .12s; }

@media (max-width: 1080px) {
  .desktop-nav { display: none; }
  .menu-toggle { display: grid; }
  .hero-grid { gap: 20px; }
  .hero-visual { min-height: 480px; }
  .split-grid { gap: 60px; }
  .resume-grid { grid-template-columns: 1fr 1fr; }
  .certificate-panel { grid-column: 1 / -1; min-height: 210px; }
  .contact-card { grid-template-columns: 1fr 250px; padding: 44px; }
}

@media (max-width: 820px) {
  :root { --header-h: 70px; }
  .section-pad { padding: 82px 0; }
  .container { width: min(var(--container), calc(100% - 30px)); }
  .brand-copy b { font-size: 12px; }
  .brand-copy small { font-size: 8px; }
  .hero { padding-top: 56px; min-height: auto; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-copy { order: 1; }
  .hero-visual { order: 2; min-height: 520px; margin-top: 20px; }
  .hero h1 { font-size: clamp(38px, 8.8vw, 54px); }
  .hero-meta { margin-top: 38px; }
  .tech-row { justify-content: flex-start; min-width: max-content; animation: slide 24s linear infinite; }
  @keyframes slide { to { transform: translateX(-35%); } }
  html[dir="rtl"] .tech-row { animation-name: slide-rtl; }
  @keyframes slide-rtl { to { transform: translateX(35%); } }
  .split-grid, .faq-grid { grid-template-columns: 1fr; gap: 35px; }
  .about-copy { padding-top: 0; }
  .heading-row { align-items: start; flex-direction: column; gap: 22px; }
  .service-grid { grid-template-columns: 1fr; }
  .project-row { grid-template-columns: 78px 1fr 24px; gap: 18px; }
  .project-tags { display: none; }
  .testimonial-grid { grid-template-columns: 1fr; }
  .quote-card { min-height: 250px; }
  .resume-grid { grid-template-columns: 1fr; }
  .certificate-panel { grid-column: auto; }
  .external-profiles { grid-template-columns: 1fr; }
  .external-profiles a { border-inline-end: 0; border-bottom: 1px solid #2b3140; }
  .external-profiles a:last-child { border-bottom: 0; }
  .contact-card { grid-template-columns: 1fr; min-height: auto; padding: 42px 30px; border-radius: 28px; }
  .social-stack { margin-top: 25px; }
  .footer-grid { grid-template-columns: 1fr; text-align: center; }
  .footer-brand { justify-self: center !important; }
  .back-top { justify-self: center !important; }
}

@media (max-width: 540px) {
  .nav-wrap { gap: 10px; }
  .brand-mark { width: 38px; height: 38px; }
  .brand-copy small { display: none; }
  .language-switch { order: 1; }
  .icon-btn { width: 38px; height: 38px; }
  .hero h1 { font-size: 37px; line-height:1.28; }
  html[dir="rtl"] .hero h1 { font-size: 35px; line-height:1.42; }
  .hero-lead { font-size: 14px; }
  .hero-ctas .btn { flex: 1 1 100%; }
  .hero-meta { grid-template-columns: 1fr 1fr; }
  .hero-meta > div:last-child { grid-column: 1 / -1; }
  .hero-visual { min-height: 430px; }
  .portrait-stage { width: 100%; }
  .portrait-card { min-width: 0; width: 76%; border-radius: 26px; }
  .floating-chip { font-size: 8px; padding: 8px 10px; }
  .section-heading h2 { font-size: 31px; }
  .signature-line { align-items: flex-start; flex-direction: column; }
  .service-card { padding: 24px; min-height: 295px; }
  .project-row { grid-template-columns: 1fr 24px; }
  .project-code { grid-column: 1 / -1; }
  .project-main h3 { flex-direction: column; gap: 5px; }
  .skill-lines > div { flex-direction: column; gap: 6px; }
  .skill-lines b { text-align: start; }
  .contact-copy h2 { font-size: 34px; }
  .contact-card { width: calc(100% - 20px); padding: 34px 22px; }
  .contact-actions { align-items: stretch; }
  .contact-actions .btn { width: 100%; }
  .contact-phone { width:100%; justify-content:flex-start; padding:9px 11px; }
  .profile-feature { grid-template-columns: 86px minmax(0,1fr); gap:14px; }
  .profile-feature-photo { width:86px; height:116px; }
  .profile-feature-avatar { display:none; }
  .principle-list span { font-size:7px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
  .cursor-glow { display: none; }
}