/* Larger secondary type and a complete compact mobile highlights grid. */
.brand span{font-size:13px}
nav a,.resume-link{font-size:13px}
.hero-status{font-size:12px}
.signal-bar{min-height:78px;font-size:13px;gap:16px}
.signal-bar span{width:30px;height:30px;font-size:11px;flex:0 0 30px}
.kicker{font-size:12px}
.experience-aside>span,.experience-aside>small{font-size:12px}
.role-tag{font-size:12px}
.experience-main li{font-size:12px;padding:9px 14px}
.impact span{font-size:13px}
.text-link{font-size:13px}
.photo-caption{font-size:11px}
.case-copy dt{font-size:11px}
.case-copy dd{font-size:14px;line-height:1.5}
.skill-columns p{font-size:14px;line-height:1.85}
.education span{font-size:11px}
.education p{font-size:14px}
.proof-head p{font-size:14px;line-height:1.55}
.proof-list>a>span{font-size:12px}
.proof-list small{font-size:11px}
.proof-list b{font-size:13px}
.quote>div b{font-size:13px}
.quote>div p{font-size:12px}
.quote { color: inherit; text-decoration: none; }
.quote:hover blockquote,
.quote:focus-visible blockquote { text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 5px; }
.quote:focus-visible { outline: 2px solid var(--blue); outline-offset: -2px; }
.contact footer{font-size:11px}

@media(max-width:900px){
  .signal-bar{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 24px;padding-top:16px;padding-bottom:16px;white-space:normal}
  .signal-bar p{display:block!important;margin:0;font-size:12px;line-height:1.35}
  .signal-bar span{display:grid!important}
}

.flowdesk-teaser {
  display: grid;
  grid-template-columns: .36fr 1fr;
  gap: 5vw;
  padding-top: 90px;
  padding-bottom: 100px;
  background: #e7edf8;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.flowdesk-teaser-meta { display:flex; flex-direction:column; gap:14px; font:11px "IBM Plex Mono",monospace; text-transform:uppercase; color:var(--muted); }
.flowdesk-teaser-meta b { font-size:13px; color:var(--blue); }
.flowdesk-teaser-main h2 { font-size:clamp(54px,8vw,116px); line-height:.82; letter-spacing:-.065em; font-weight:500; margin:18px 0 34px; }
.flowdesk-teaser-main h2 span { color:var(--blue); }
.flowdesk-teaser-main > p:not(.role-tag) { max-width:850px; font-size:17px; line-height:1.7; color:#485058; }
.flowdesk-teaser-main ul { display:flex; flex-wrap:wrap; gap:8px; list-style:none; padding:0; margin:28px 0; }
.flowdesk-teaser-main li { border:1px solid #a9b8d2; border-radius:40px; padding:9px 13px; font:11px "IBM Plex Mono",monospace; }
.flowdesk-open { display:inline-block; background:var(--blue); color:white; text-decoration:none; padding:14px 19px; font-size:13px; border:1px solid var(--blue); transition:.2s; }
.flowdesk-open:hover { background:white; color:#111; }
[data-theme="dark"] .flowdesk-teaser { background:#15223d; }
[data-theme="dark"] .flowdesk-teaser-main > p:not(.role-tag) { color:#d4dbea; }

@media (max-width: 600px) {
  .flowdesk-teaser { grid-template-columns:1fr; padding-top:72px; padding-bottom:76px; }
  .flowdesk-teaser-main h2 { font-size:clamp(48px,16vw,68px); }
}

/* Direct contact widget */
.chat-widget {
  position: fixed;
  right: 84px;
  bottom: 20px;
  z-index: 47;
  font-family: "Onest", sans-serif;
}

.chat-launcher {
  display: flex;
  align-items: center;
  gap: 9px;
  min-height: 50px;
  padding: 0 18px;
  color: #fff;
  background: #101a31;
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 999px;
  box-shadow: 0 12px 34px rgba(10,18,38,.24);
  font: 600 14px "Onest", sans-serif;
  cursor: pointer;
  transition: transform .2s ease, background .2s ease;
}

.chat-launcher:hover,
.chat-launcher:focus-visible { background: #285ee8; transform: translateY(-2px); outline: none; }
.chat-launcher svg { width: 21px; fill: none; stroke: currentColor; stroke-width: 1.8; }

.chat-teaser {
  position: absolute;
  right: 0;
  bottom: 64px;
  width: min(340px, calc(100vw - 40px));
  padding: 18px 38px 18px 18px;
  color: #101a31;
  background: #fff;
  border: 1px solid #dce4f3;
  border-radius: 17px 17px 5px 17px;
  box-shadow: 0 16px 46px rgba(10,18,38,.2);
  opacity: 0;
  transform: translateX(-24px) translateY(8px);
  pointer-events: none;
  transition: opacity .32s ease, transform .32s ease;
}

.chat-teaser.visible { opacity: 1; transform: none; pointer-events: auto; }
.chat-teaser strong, .chat-teaser span { display: block; }
.chat-teaser strong { margin-bottom: 6px; font-size: 15px; }
.chat-teaser span { color: #536078; font-size: 13px; line-height: 1.5; }
.chat-teaser-close, .chat-close { color: inherit; background: none; border: 0; cursor: pointer; }
.chat-teaser-close { position: absolute; top: 8px; right: 10px; font-size: 20px; }

.chat-panel {
  position: absolute;
  right: 0;
  bottom: 64px;
  width: min(390px, calc(100vw - 40px));
  max-height: min(680px, calc(100vh - 110px));
  padding: 22px;
  color: #101a31;
  background: #fff;
  border: 1px solid #dce4f3;
  border-radius: 20px;
  box-shadow: 0 22px 70px rgba(10,18,38,.28);
  overflow-y: auto;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px) scale(.98);
  transform-origin: right bottom;
  transition: opacity .22s ease, transform .22s ease, visibility .22s;
}

.chat-panel.open { opacity: 1; visibility: visible; transform: none; }
.chat-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; }
.chat-head small { color: #285ee8; font: 500 10px "IBM Plex Mono", monospace; letter-spacing: .08em; text-transform: uppercase; }
.chat-head h2 { margin: 4px 0 0; font-size: 24px; line-height: 1.15; }
.chat-close { font-size: 28px; line-height: 1; }
.chat-intro { margin: 14px 0 18px; color: #536078; font-size: 14px; line-height: 1.5; }
.chat-form { display: grid; gap: 13px; }
.chat-form[hidden] { display: none !important; }
.chat-form > label:not(.chat-consent):not(.chat-honeypot) { display: grid; gap: 6px; font-size: 12px; font-weight: 600; }
.chat-form input, .chat-form textarea {
  width: 100%; box-sizing: border-box; padding: 11px 12px; color: #101a31; background: #f6f8fc;
  border: 1px solid #d9e0ec; border-radius: 9px; font: 14px "Onest", sans-serif;
}
.chat-form textarea { resize: vertical; min-height: 104px; }
.chat-form input:focus, .chat-form textarea:focus { border-color: #285ee8; outline: 2px solid rgba(40,94,232,.14); }
.chat-consent { display: flex; gap: 9px; align-items: flex-start; color: #536078; font-size: 11px; line-height: 1.4; }
.chat-consent input { flex: 0 0 auto; width: 15px; margin-top: 1px; }
.chat-submit { min-height: 44px; color: #fff; background: #285ee8; border: 0; border-radius: 9px; font: 600 14px "Onest", sans-serif; cursor: pointer; }
.chat-submit:hover, .chat-submit:focus-visible { background: #1747c5; outline: none; }
.chat-submit:disabled { opacity: .6; cursor: wait; }
.chat-form .chat-submit:disabled { opacity: .38; cursor: not-allowed; }
.chat-status { min-height: 18px; margin: 0; font-size: 12px; line-height: 1.4; }
.chat-status.success { color: #187548; }
.chat-status.error { color: #b42318; }
.chat-honeypot { position: absolute !important; left: -10000px !important; }
.chat-room { display: grid; gap: 13px; }
.chat-room[hidden] { display: none; }
.chat-warning { margin-top: 10px; padding: 10px 12px; color: #6b5312; background: #fff8df; border: 1px solid #f0dfa1; border-radius: 10px; font-size: 11px; line-height: 1.45; }
.chat-warning a { color: inherit; font-weight: 700; text-decoration-thickness: 1px; text-underline-offset: 2px; }
.chat-messages { display: flex; flex-direction: column; gap: 9px; min-height: 150px; max-height: 310px; padding: 4px 2px; overflow-y: auto; }
.chat-bubble { align-self: flex-end; max-width: 84%; padding: 10px 12px; color: #fff; background: #285ee8; border-radius: 14px 14px 4px 14px; font-size: 13px; line-height: 1.45; overflow-wrap: anywhere; }
.chat-bubble.owner { align-self: flex-start; color: #101a31; background: #edf1f8; border-radius: 14px 14px 14px 4px; }
.chat-bubble b,.chat-bubble span { display:block; }
.chat-bubble b { margin-bottom: 3px; font-size: 10px; opacity:.72; }
.chat-bubble .chat-receipt { display:block; margin-top:4px; text-align:right; font-size:10px; line-height:1; letter-spacing:-2px; opacity:.68; }
.chat-bubble .chat-receipt.read { opacity:1; }
.chat-reply-form { display:grid; grid-template-columns:1fr 42px; gap:8px; align-items:end; }
.chat-reply-form textarea { box-sizing:border-box; width:100%; min-height:44px; max-height:100px; padding:11px 12px; resize:none; color:#101a31; background:#f6f8fc; border:1px solid #d9e0ec; border-radius:10px; font:14px "Onest",sans-serif; }
.chat-reply-form button { width:42px; height:42px; color:#fff; background:#285ee8; border:0; border-radius:50%; font-size:20px; cursor:pointer; }

html[data-theme="dark"] .chat-launcher { background: #fff; color: #101a31; border-color: #fff; }
html[data-theme="dark"] .chat-launcher:hover { background: #739cff; }
html[data-theme="dark"] .chat-panel { color:#f6f8ff; background:#111a2e; border-color:#33405b; box-shadow:0 24px 75px rgba(0,0,0,.52); }
html[data-theme="dark"] .chat-head small { color:#8eafff; }
html[data-theme="dark"] .chat-close { color:#fff; }
html[data-theme="dark"] .chat-intro,html[data-theme="dark"] .chat-consent { color:#bac5da; }
html[data-theme="dark"] .chat-form input,html[data-theme="dark"] .chat-form textarea,html[data-theme="dark"] .chat-reply-form textarea { color:#f7f9ff; background:#1b2740; border-color:#3d4c69; }
html[data-theme="dark"] .chat-form input::placeholder,html[data-theme="dark"] .chat-reply-form textarea::placeholder { color:#94a2bb; }
html[data-theme="dark"] .chat-warning { color:#ffe79b; background:#302b1c; border-color:#62552c; }
html[data-theme="dark"] .chat-bubble.owner { color:#f6f8ff; background:#26334c; }
html[data-theme="dark"] .chat-teaser { color:#f6f8ff; background:#111a2e; border-color:#33405b; }
html[data-theme="dark"] .chat-teaser span { color:#bac5da; }

@media (max-width: 600px) {
  .chat-widget { right: 72px; bottom: 12px; }
  .chat-launcher { width: 48px; min-height: 48px; padding: 0; justify-content: center; }
  .chat-launcher span { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
  .chat-teaser { bottom: 60px; width: min(300px, calc(100vw - 24px)); }
  .chat-panel { position: fixed; left: 12px; right: 12px; bottom: 70px; width: auto; max-height: calc(100svh - 90px); padding: 19px; transform-origin: right bottom; }
}

@media (prefers-reduced-motion: reduce) {
  .chat-teaser, .chat-panel, .chat-launcher { transition: none; }
}

@media (max-width: 600px) {
  .playlist-hint { width:min(275px,calc(100vw - 24px)); font-size:11px; }
}

@media(max-width:600px){
  .resume-link{font-size:11px}
  .hero-status,.kicker{font-size:11px}
  .signal-bar{grid-template-columns:30px minmax(0,1fr);gap:10px 12px;min-height:auto;padding-top:14px;padding-bottom:14px}
  .signal-bar span{width:28px;height:28px;font-size:10px}
  .signal-bar p{font-size:12px}
  .experience-aside>span,.experience-aside>small,.role-tag{font-size:11px}
  .experience-main li{font-size:11px}
  .impact span,.text-link{font-size:12px}
  .case-copy dt,.photo-caption,.education span,.proof-list small,.contact footer{font-size:10px}
  .case-copy dd,.skill-columns p,.education p,.proof-head p{font-size:13px}
  .proof-list>a>span{font-size:11px}
}

html[data-theme="dark"] .quote>div p{color:#fff}
.contact,.contact .kicker,.contact-copy p,.contact-copy a,.contact footer,.contact footer a{color:#fff}
.contact footer a{display:none}
.contact footer{display:grid;grid-template-columns:1fr auto 1fr}
.contact footer span:first-child{grid-column:1;justify-self:start}
.contact footer span:nth-child(2){grid-column:2;justify-self:center}
.experience-aside .org-logo {
  display: block;
  height: auto;
  max-width: 100%;
  padding: 0;
  background: transparent;
  border-radius: 0;
  object-fit: contain;
}

.experience-aside .org-logo-eleron {
  width: 260px;
}

.experience-aside .org-logo-sber {
  width: 235px;
}

.partner-lockup {
  display: flex;
  align-items: center;
  gap: 14px;
  width: min(100%, 330px);
}

.partner-lockup .org-logo-sber {
  width: 138px;
}

.rgust-logo-pair {
  display: flex;
  align-items: center;
  flex: 1 1 auto;
  min-width: 0;
}

.rgust-logo-dark {
  display: none !important;
}

html[data-theme="dark"] .rgust-logo-light {
  display: none;
}

html[data-theme="dark"] .rgust-logo-dark {
  display: block !important;
}

.partner-lockup .org-logo-rgust {
  width: 158px;
}

.partner-divider {
  color: var(--muted);
  font: 500 18px "IBM Plex Mono", monospace;
}

@media (max-width: 600px) {
  .experience-aside .org-logo {
    flex: 0 0 100%;
    object-position: left center;
  }

  .experience-aside .org-logo-eleron {
    width: 220px;
    padding: 0 !important;
    background: transparent !important;
    box-shadow: none !important;
  }

  .experience-aside .org-logo-sber {
    width: 195px;
  }

  .experience-aside .partner-lockup {
    flex: 0 0 100%;
    width: min(100%, 315px);
    gap: 12px;
  }

  .partner-lockup .org-logo-sber {
    width: 128px;
  }

  .partner-lockup .org-logo-rgust {
    width: 150px;
  }
}

nav a {
  padding: 8px 11px;
  border-radius: 5px;
  transition: color .2s ease, background-color .2s ease;
}

nav a:hover,
nav a:focus-visible {
  color: #111;
  background: #fff;
  outline: none;
}

nav a::after {
  display: none !important;
}

.hero-bottom > .round-link {
  display: none;
}

.round-link {
  transition: color .2s ease, background-color .2s ease, border-color .2s ease, transform .2s ease;
}

.round-link:hover,
.round-link:focus-visible {
  color: #242424;
  background: #fff;
  border-color: #fff;
  transform: translateY(-2px);
  outline: none;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.audio-control {
  position: fixed;
  right: 18px;
  bottom: 82px;
  z-index: 30;
  display: grid;
  grid-template-columns: auto minmax(70px, 120px) auto;
  align-items: center;
  gap: 9px;
  padding: 7px;
  color: #fff;
  background: rgba(16, 26, 49, .9);
  border: 1px solid rgba(255, 255, 255, .24);
  border-radius: 999px;
  box-shadow: 0 8px 28px rgba(0, 0, 0, .18);
  backdrop-filter: blur(12px);
}

.audio-control.awaiting-gesture {
  animation: audio-nudge 1.2s ease-in-out 2;
}

.playlist-hint {
  position:absolute;
  right:0;
  bottom:calc(100% + 12px);
  width:min(330px,calc(100vw - 32px));
  padding:16px 40px 16px 16px;
  color:#17213a;
  background:#fff;
  border:1px solid #d9e2f2;
  border-radius:15px 15px 5px 15px;
  box-shadow:0 16px 46px rgba(10,18,38,.2);
  font:500 12px/1.55 "Onest",sans-serif;
  opacity:0;
  transform:translateY(8px);
  pointer-events:none;
  transition:opacity .3s ease,transform .3s ease;
}
.playlist-hint.visible { opacity:1; transform:none; pointer-events:auto; }
.playlist-hint-close { position:absolute; top:7px; right:9px; display:grid; place-items:center; width:28px; height:28px; padding:0; color:inherit; background:transparent; border:0; border-radius:50%; font-size:21px; cursor:pointer; }
.playlist-hint-close:hover,.playlist-hint-close:focus-visible { color:#111; background:#eef2f9; outline:none; }
html[data-theme="dark"] .playlist-hint-close:hover,html[data-theme="dark"] .playlist-hint-close:focus-visible { color:#111; background:#fff; }
html[data-theme="dark"] .playlist-hint { color:#f5f7ff; background:#111a2e; border-color:#33405b; box-shadow:0 18px 50px rgba(0,0,0,.48); }

@keyframes audio-nudge {
  50% {
    border-color: #fff;
    box-shadow: 0 8px 32px rgba(23, 87, 232, .42);
  }
}

.audio-toggle {
  display: flex;
  align-items: center;
  gap: 5px;
  min-width: 58px;
  height: 30px;
  padding: 0 9px;
  color: #fff;
  background: transparent;
  border: 0;
  border-radius: 999px;
  font: 500 11px "IBM Plex Mono", monospace;
  cursor: pointer;
}

.track-info { min-width:0; line-height:1.1; }
.track-info strong,.track-info small { display:block; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.track-info strong { color:#fff; font-size:11px; font-weight:600; }
.track-info small { display:none; margin-top:4px; color:#bfcbe2; font-size:10px; }
.track-buttons { display:flex; align-items:center; gap:2px; }
.track-buttons button { display:grid; place-items:center; width:27px; height:27px; padding:0; color:#fff; background:transparent; border:0; border-radius:50%; font-size:19px; cursor:pointer; }
.track-buttons button:hover,.track-buttons button:focus-visible { color:#111; background:#fff; outline:none; }
.player-expand { font-size:14px!important; transition:transform .2s ease; }
.audio-control.expanded .player-expand { transform:rotate(180deg); }
.audio-control.expanded .track-info small { display:block; }
.audio-control .volume-control { display:none; grid-column:1/-1; padding:3px 8px 2px; }
.audio-control.expanded .volume-control { display:block; }
.audio-control.expanded .volume-slider { width:100%; }

.audio-toggle:hover,
.audio-toggle:focus-visible {
  color: #111;
  background: #fff;
  outline: none;
}

.volume-slider {
  display: block;
  width: 72px;
  accent-color: #fff;
  cursor: pointer;
}

.scroll-controls {
  display: contents;
}

.scroll-controls a {
  position: fixed;
  right: 18px;
  z-index: 30;
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  color: var(--ink);
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  border: 1px solid var(--ink);
  border-radius: 50%;
  box-shadow: 0 8px 28px rgba(0, 0, 0, .12);
  backdrop-filter: blur(12px);
  font-size: 24px;
  line-height: 1;
  text-decoration: none;
  transition: color .2s ease, background-color .2s ease, border-color .2s ease, transform .2s ease;
}

.scroll-controls a:first-child {
  top: 94px;
}

.scroll-controls a:last-child {
  bottom: 18px;
}

.scroll-controls a:hover,
.scroll-controls a:focus-visible {
  color: #111;
  background: #fff;
  border-color: #fff;
  transform: translateY(-2px);
  outline: none;
}

.section-menu-toggle {
  position: fixed;
  top: 16px;
  left: 16px;
  z-index: 52;
  display: grid;
  align-content: center;
  gap: 5px;
  width: 46px;
  height: 46px;
  padding: 0 12px;
  color: var(--ink);
  background: color-mix(in srgb, var(--paper) 90%, transparent);
  border: 1px solid var(--line);
  border-radius: 50%;
  box-shadow: 0 7px 24px rgba(0, 0, 0, .1);
  backdrop-filter: blur(12px);
  cursor: pointer;
}

.section-menu-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: currentColor;
  transition: transform .2s ease;
}

.section-menu-toggle:hover,
.section-menu-toggle:focus-visible {
  color: #111;
  background: #fff;
  border-color: #fff;
  outline: none;
}

.section-menu-backdrop {
  position: fixed;
  inset: 0;
  z-index: 49;
  background: rgba(8, 12, 24, .48);
  backdrop-filter: blur(3px);
}

.section-menu {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 50;
  width: min(390px, 88vw);
  padding: 30px 24px;
  color: var(--ink);
  background: var(--paper);
  border-right: 1px solid var(--line);
  box-shadow: 18px 0 60px rgba(0, 0, 0, .18);
  transform: translateX(-105%);
  visibility: hidden;
  transition: transform .28s ease, visibility .28s;
  overflow-y: auto;
}

.section-menu.open {
  transform: translateX(0);
  visibility: visible;
}

.section-menu-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 48px 0 28px;
  font: 500 13px "IBM Plex Mono", monospace;
  text-transform: uppercase;
  letter-spacing: .06em;
}

.section-menu-close {
  width: 40px;
  height: 40px;
  color: var(--ink);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 50%;
  font-size: 24px;
  cursor: pointer;
}

.section-menu-close:hover,
.section-menu-close:focus-visible {
  color: #111;
  background: #fff;
  outline: none;
}

.section-menu-list {
  display: grid;
}

.section-menu-list a {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 14px;
  align-items: start;
  padding: 17px 10px;
  color: var(--ink);
  border-top: 1px solid var(--line);
  text-decoration: none;
  transition: color .2s ease, background-color .2s ease, padding-left .2s ease;
}

.section-menu-list a:last-child {
  border-bottom: 1px solid var(--line);
}

.section-menu-list a:hover,
.section-menu-list a:focus-visible {
  color: #111;
  background: #fff;
  padding-left: 16px;
  outline: none;
}

.section-menu-list b {
  color: var(--blue);
  font: 500 11px "IBM Plex Mono", monospace;
}

.section-menu-list strong,
.section-menu-list small {
  display: block;
}

.section-menu-list strong {
  font-size: 17px;
  font-weight: 600;
}

.section-menu-list small {
  margin-top: 5px;
  color: var(--muted);
  font-size: 12px;
}

.section-menu-list a:hover small,
.section-menu-list a:focus-visible small {
  color: #444;
}

.section-menu-open {
  overflow: hidden;
}

.topbar {
  position: relative;
  padding-left: max(var(--pad), 76px);
}

.topbar nav {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}

.header-actions {
  position: fixed;
  top: 16px;
  right: 18px;
  z-index: 48;
}

.theme-hint {
  position: absolute;
  right: 112px;
  top: 54px;
  z-index: 45;
  width: 245px;
  padding: 13px 16px;
  color: #15102a;
  background: #fff;
  border: 1px solid color-mix(in srgb, var(--blue) 25%, #fff);
  border-radius: 14px 4px 14px 14px;
  box-shadow: 0 14px 38px rgba(0, 0, 0, .2);
  font-size: 13px;
  font-weight: 500;
  line-height: 1.45;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  pointer-events: none;
  transition: opacity .25s ease;
}

.theme-hint i {
  display: none;
}

.theme-hint.hidden {
  opacity: 0;
}

@media (max-width: 600px) {
  .header-actions {
    top: 13px;
    right: 12px;
  }

  .theme-hint {
    right: 34px;
    top: 50px;
    width: min(230px, 72vw);
    font-size: 12px;
  }

}

@media (max-width: 600px) {
  .audio-control {
    right: 12px;
    bottom: 70px;
  }

  .volume-slider {
    width: 58px;
  }

  .scroll-controls {
    display: contents;
  }

  .scroll-controls a {
    right: 12px;
    width: 48px;
    height: 48px;
    font-size: 21px;
  }


  .scroll-controls a:first-child {
    top: 84px;
  }

  .scroll-controls a:last-child {
    bottom: 12px;
  }

  .section-menu-toggle {
    top: 13px;
    left: 12px;
    width: 44px;
    height: 44px;
  }

  .section-menu {
    padding: 24px 18px;
  }
}

/* Stable, single-column mobile composition. */
@media (max-width: 600px) {
  html,
  body {
    width: 100%;
    max-width: 100%;
    overflow-x: clip;
    overscroll-behavior-x: none;
  }

  body {
    touch-action: pan-y pinch-zoom;
  }

  main,
  section,
  .page-grid,
  .hero,
  .hero-bottom,
  .experience-card,
  .experience-main,
  .about-layout,
  .case-story,
  .case-copy,
  .contact-main {
    min-width: 0;
    max-width: 100%;
  }

  .hero h1 {
    font-size: clamp(54px, 18vw, 70px);
    line-height: .82;
  }

  .portrait-wrap {
    width: min(68vw, 285px);
    margin-right: 4px;
  }

  .portrait-note {
    left: -18px;
    max-width: 180px;
    padding: 11px 13px;
  }

  .experience-card {
    overflow: hidden;
  }

  .experience-aside {
    flex-direction: column;
    align-items: flex-start;
    width: 100%;
    gap: 10px;
  }

  .experience-aside > .org-logo {
    flex: none;
  }

  .experience-aside .partner-lockup {
    display: grid;
    grid-template-columns: minmax(0, .9fr) auto minmax(0, 1.15fr);
    align-items: center;
    gap: 9px;
    width: 100%;
    max-width: 340px;
  }

  .experience-card:not(.eleron) .experience-aside {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    column-gap: 18px;
    row-gap: 6px;
    align-items: center;
  }

  .experience-card:not(.eleron) .partner-lockup {
    grid-column: 1 / -1;
    margin-bottom: 8px;
  }

  .experience-card:not(.eleron) .experience-aside > span {
    grid-column: 1;
    grid-row: 2;
    margin: 0;
  }

  .experience-card:not(.eleron) .experience-aside > b {
    grid-column: 2;
    grid-row: 2 / 4;
    align-self: center;
    margin: 0;
  }

  .experience-card:not(.eleron) .experience-aside > small {
    grid-column: 1;
    grid-row: 3;
    margin: 0;
  }

  .partner-lockup .org-logo,
  .partner-lockup .org-logo-sber,
  .partner-lockup .org-logo-rgust {
    flex: none;
    width: 100%;
    max-width: 100%;
  }

  .rgust-logo-pair {
    display: block;
    width: 100%;
    min-width: 0;
  }

  html[data-theme="dark"] .rgust-logo-dark {
    display: block !important;
    width: 100%;
  }

  .partner-divider {
    font-size: 16px;
  }

  .experience-main h3 {
    font-size: clamp(30px, 10vw, 42px);
    overflow-wrap: anywhere;
  }

  .impact {
    width: 100%;
    padding-left: 14px;
    gap: 8px;
  }

  .impact strong {
    font-size: clamp(17px, 5.5vw, 22px);
    white-space: nowrap;
  }

  .case-number {
    font-size: 98px;
  }

  .case-copy h2,
  .contact h2 {
    font-size: clamp(52px, 17vw, 68px);
    overflow-wrap: anywhere;
  }

  .skill-columns {
    grid-template-columns: 1fr;
  }

  .proof-list > a {
    min-width: 0;
  }

  .proof-list h3 {
    overflow-wrap: anywhere;
  }

  .theme-hint {
    max-width: calc(100vw - 88px);
  }

  .contact {
    display: flex;
    flex-direction: column;
    min-height: 100svh;
    padding-bottom: 0;
  }

  .contact-main {
    margin-bottom: 64px;
  }

  .contact footer {
    display: flex;
    flex-direction: column;
    width: 100%;
    margin-top: auto;
    padding: 28px 0 34px;
    align-items: center;
    gap: 10px;
    text-align: center;
  }

  .contact footer span {
    width: 100%;
  }

  .contact footer a {
    display: none;
  }
}