:root {
  --navy: #11172f;
  --blue: #2f67e8;
  --cyan: #2ec8d7;
  --purple: #8a2de2;
  --orange: #ff8a2f;
  --ink: #17182a;
  --muted: #5f6375;
  --line: #e3e5ec;
  --soft: #f7f8fc;
  --max: 1140px;
  --shadow: 0 12px 35px rgba(27, 31, 57, .09);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 78px; }
body { margin: 0; color: var(--ink); background: white; font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; -webkit-font-smoothing: antialiased; }
body.menu-open { overflow: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }
.skip-link { position: fixed; z-index: 1000; top: -60px; left: 18px; padding: 12px 18px; color: white; background: var(--blue); border-radius: 0 0 8px 8px; }
.skip-link:focus { top: 0; }
.container { width: min(calc(100% - 40px), var(--max)); margin-inline: auto; }

.site-header { position: fixed; z-index: 100; inset: 0 0 auto; height: 72px; padding: 0 max(22px, calc((100vw - var(--max)) / 2)); display: flex; align-items: center; justify-content: space-between; color: white; background: linear-gradient(100deg, rgba(31, 41, 107, .96), rgba(83, 30, 130, .96) 54%, rgba(17, 23, 47, .97)); box-shadow: 0 4px 16px rgba(16, 17, 40, .18); backdrop-filter: blur(15px); }
.brand { display: flex; align-items: center; gap: 10px; color: #69c8ef; font-weight: 800; font-size: 17px; }
.brand img { width: 40px; height: 40px; object-fit: cover; object-position: center 22%; border: 2px solid #3ed1de; border-radius: 50%; box-shadow: 0 0 0 4px rgba(46, 200, 215, .12); }
.menu-toggle { display: none; width: 42px; height: 42px; padding: 7px; border: 0; background: transparent; cursor: pointer; }
.menu-toggle span { display: block; height: 2px; margin: 6px 0; border-radius: 2px; background: white; transition: .25s; }
.site-nav { display: flex; align-items: center; gap: 4px; }
.site-nav button, .site-nav > a { padding: 10px 11px; color: rgba(255,255,255,.84); border: 0; background: transparent; font-size: 13px; cursor: pointer; }
.site-nav button span { display: none; }
.site-nav button:hover, .site-nav > a:hover { color: white; }
.site-nav .nav-download { border: 1px solid rgba(255,255,255,.26); border-radius: 10px; }
.site-nav .nav-cta { margin-left: 5px; color: #16182a; background: linear-gradient(105deg, #4ec5e8, #7db5ff); border-radius: 10px; font-weight: 800; }

.hero { position: relative; min-height: 760px; display: grid; place-items: center; overflow: hidden; color: white; background: radial-gradient(circle at 50% 28%, rgba(132, 40, 196, .55), transparent 35%), linear-gradient(125deg, #182d67 0%, #541a85 48%, #12172d 100%); }
.hero::before, .contact-section::before { content:""; position: absolute; inset: 0; opacity: .17; background-image: linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px); background-size: 54px 54px; mask-image: linear-gradient(to bottom, transparent, #000 18%, #000 78%, transparent); }
.stars, .contact-stars { position: absolute; inset: 0; background-image: radial-gradient(circle at 18% 18%, white 0 1px, transparent 2px), radial-gradient(circle at 73% 22%, #8be8ff 0 1px, transparent 2px), radial-gradient(circle at 25% 75%, white 0 1px, transparent 2px), radial-gradient(circle at 85% 72%, #c2a2ff 0 1px, transparent 2px), radial-gradient(circle at 53% 60%, white 0 1px, transparent 2px); background-size: 270px 250px, 310px 280px, 340px 300px, 370px 320px, 430px 390px; animation: drift 18s linear infinite; }
.hero-inner { position: relative; z-index: 2; width: min(calc(100% - 36px), 940px); padding: 112px 0 70px; text-align: center; }
.availability { width: fit-content; margin: 0 auto 22px; padding: 9px 17px; display: flex; align-items: center; gap: 9px; color: rgba(255,255,255,.72); border: 1px solid rgba(255,255,255,.19); border-radius: 999px; background: rgba(255,255,255,.055); font-size: 13px; backdrop-filter: blur(10px); }
.availability i { width: 10px; height: 10px; border-radius: 50%; background: #3ee277; box-shadow: 0 0 0 5px rgba(62,226,119,.12); }
.hero-portrait { width: 130px; height: 130px; margin: 0 auto 25px; padding: 5px; border: 4px solid #37c8dc; border-radius: 50%; background: rgba(255,255,255,.18); box-shadow: 0 0 28px rgba(55,200,220,.32); }
.hero-portrait img { width: 100%; height: 100%; object-fit: cover; object-position: center 22%; border-radius: 50%; }
.hero h1 { margin: 0; font-size: clamp(46px, 7vw, 70px); line-height: 1; letter-spacing: -.045em; }
.hero h1 span, .section-title span, .achievements h3 span, .tools h3 span { color: transparent; background: linear-gradient(95deg, #39c6df, #7a45ed, #f07d36); background-clip: text; -webkit-background-clip: text; }
.hero h2 { margin: 24px 0 0; color: rgba(255,255,255,.86); font-size: clamp(18px, 2.3vw, 27px); font-weight: 400; }
.hero p { max-width: 860px; margin: 28px auto 0; color: rgba(255,255,255,.8); font-size: 17px; line-height: 1.75; }
.hero p strong { color: white; }
.hero-actions { margin-top: 30px; display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }
.button { min-width: 170px; min-height: 50px; padding: 13px 23px; display: inline-flex; align-items: center; justify-content: center; gap: 15px; border-radius: 12px; font-weight: 800; transition: transform .2s, box-shadow .2s; }
.button:hover { transform: translateY(-3px); box-shadow: 0 12px 25px rgba(0,0,0,.18); }
.button-warm { color: #1d2030; background: linear-gradient(105deg, #f5b83e, #fc7438); }
.button-outline { border: 2px solid rgba(255,255,255,.32); }
.button-cool { background: linear-gradient(105deg, #33bed8, #5994f1); }

.section { padding: 95px 0; }
.about-section, .projects-section { background: white; }
.experience-section { background: #f7f8fb; }
.skills-section { background: linear-gradient(135deg, #fafbfe, #f2f5ff); }
.section-title { text-align: center; }
.section-title h2 { margin: 0; font-size: clamp(38px, 5vw, 52px); letter-spacing: -.045em; }
.section-title i { width: 98px; height: 4px; margin: 15px auto 0; display: block; border-radius: 4px; background: linear-gradient(90deg, var(--blue), var(--purple)); }
.section-lead { max-width: 720px; margin: 18px auto 48px; color: var(--muted); text-align: center; font-size: 16px; line-height: 1.7; }
.summary-card, .education-card, .specialty-card, .experience-card, .project-card, .skill-card, .achievements, .tools { border: 1px solid var(--line); border-radius: 18px; background: white; box-shadow: var(--shadow); }
.summary-card { margin-top: 55px; padding: 35px 40px; background: linear-gradient(135deg, rgba(54,104,232,.07), rgba(138,45,226,.055)); }
.summary-card h3, .education-card h3 { margin: 0 0 20px; font-size: 24px; }
.summary-card p { margin: 0 0 17px; color: #44495b; font-size: 17px; line-height: 1.72; }
.summary-card p:last-child { margin-bottom: 0; }
.summary-card em { color: var(--purple); font-style: normal; font-weight: 800; }
.education-card { margin-top: 28px; padding: 28px 34px; }
.education-card h4 { margin: 0 0 8px; font-size: 18px; }
.education-card a { color: var(--blue); }
.education-card p { margin: 8px 0 0; color: var(--muted); }
.specialty-grid { margin-top: 48px; display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.specialty-card { padding: 28px; }
.specialty-card h3 { margin: 0 0 22px; display: flex; align-items: center; gap: 12px; font-size: 21px; }
.tag-list { display: flex; flex-wrap: wrap; gap: 10px; }
.tag-list span { padding: 10px 13px; color: #2450aa; border: 1px solid #dfe4f4; border-radius: 9px; background: linear-gradient(100deg, #eef6ff, #f9f3ff); font-size: 14px; }
.tag-list.compact span { padding: 8px 11px; font-size: 12px; }

.timeline { position: relative; max-width: 980px; margin: 0 auto; padding-left: 38px; }
.timeline::before { content:""; position: absolute; left: 11px; top: 32px; bottom: 32px; width: 3px; background: linear-gradient(var(--blue), var(--purple), var(--orange)); border-radius: 3px; }
.experience-card { position: relative; margin-bottom: 30px; padding: 32px 36px; }
.experience-card:last-child { margin-bottom: 0; }
.timeline-dot { position: absolute; left: -49px; top: 28px; width: 45px; height: 45px; padding: 4px; display: grid; place-items: center; color: white; border-radius: 50%; background: white; box-shadow: 0 5px 18px rgba(47,103,232,.23); }
.timeline-dot span { width: 100%; height: 100%; display: grid; place-items: center; border-radius: 50%; background: linear-gradient(135deg, var(--blue), var(--purple)); font-weight: 800; }
.experience-heading { display: flex; justify-content: space-between; gap: 25px; padding-bottom: 23px; border-bottom: 1px solid var(--line); }
.experience-heading h3 { margin: 0 0 6px; font-size: 24px; }
.experience-heading p { margin: 0; color: var(--blue); font-weight: 700; }
.job-meta { display: grid; justify-items: end; gap: 7px; color: var(--muted); font-size: 12px; }
.job-meta span { padding: 5px 9px; color: #246643; background: #e7f8ed; border-radius: 99px; font-weight: 800; }
.job-meta b { font-weight: 600; }
.experience-card h4, .project-details h4 { margin: 25px 0 13px; font-size: 15px; }
.experience-card ul, .project-details ul { margin: 0; padding: 0; display: grid; gap: 10px; list-style: none; }
.experience-card li, .project-details li { position: relative; padding-left: 19px; color: #555a6b; font-size: 14px; line-height: 1.65; }
.experience-card li::before, .project-details li::before { content:"•"; position: absolute; left: 2px; color: var(--purple); font-weight: 900; }

.project-stack { display: grid; gap: 30px; }
.project-card { overflow: hidden; }
.project-main { display: grid; grid-template-columns: 1.1fr .9fr; min-height: 520px; }
.project-copy { padding: 38px; display: flex; flex-direction: column; justify-content: center; }
.project-type { margin-bottom: 25px; color: var(--blue); font-size: 12px; font-weight: 800; text-transform: uppercase; letter-spacing: .08em; }
.project-type span { margin-left: 9px; color: var(--muted); font-weight: 500; text-transform: none; letter-spacing: 0; }
.project-heading { display: flex; align-items: center; gap: 17px; }
.project-heading img { width: 64px; height: 64px; object-fit: contain; border-radius: 15px; box-shadow: 0 8px 22px rgba(20,25,50,.14); }
.project-heading img.unix-project-logo { padding: 8px; background: linear-gradient(145deg, #342581, #17143f); }
.project-heading h3 { margin: 0; font-size: clamp(26px, 3vw, 37px); letter-spacing: -.035em; }
.project-copy > p { margin: 22px 0 27px; color: var(--muted); font-size: 15px; line-height: 1.7; }
.metrics { display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--line); border-radius: 12px; overflow: hidden; }
.metrics span { min-width: 0; padding: 14px 8px; text-align: center; border-right: 1px solid var(--line); }
.metrics span:last-child { border: 0; }
.metrics strong, .metrics small { display: block; }
.metrics strong { color: var(--blue); font-size: 17px; overflow-wrap: anywhere; }
.metrics small { margin-top: 4px; color: var(--muted); font-size: 10px; text-transform: uppercase; }
.store-links { margin-top: 22px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.store-links a { min-height: 55px; padding: 9px 12px; display: flex; align-items: center; justify-content: center; gap: 10px; color: white; border-radius: 10px; background: #111424; box-shadow: 0 8px 18px rgba(17,20,36,.15); transition: transform .2s, box-shadow .2s; }
.store-links a:hover { transform: translateY(-2px); box-shadow: 0 12px 24px rgba(17,20,36,.22); }
.store-links img { width: 29px; height: 29px; flex: 0 0 auto; object-fit: contain; }
.store-links small, .store-links strong { display: block; }
.store-links small { color: rgba(255,255,255,.62); font-size: 8px; text-transform: uppercase; letter-spacing: .05em; }
.store-links strong { margin-top: 2px; font-size: 12px; }
.project-device { position: relative; min-height: 520px; display: grid; place-items: center; overflow: hidden; background: radial-gradient(circle, rgba(255,255,255,.28), transparent 43%), linear-gradient(135deg, #2588bd, #15336e); }
.project-device::before, .project-device::after { content:""; position: absolute; width: 270px; height: 270px; border: 1px solid rgba(255,255,255,.18); border-radius: 50%; }
.project-device::after { width: 390px; height: 390px; }
.project-device.warm { background: radial-gradient(circle, rgba(255,255,255,.2), transparent 43%), linear-gradient(135deg, #e05a25, #65251b); }
.project-device.violet { background: radial-gradient(circle, rgba(255,255,255,.2), transparent 43%), linear-gradient(135deg, #5034bb, #1e194c); }
.project-device.orange { background: radial-gradient(circle, rgba(255,255,255,.2), transparent 43%), linear-gradient(135deg, #ff7a1a, #722d09); }
.project-device.rose { background: radial-gradient(circle, rgba(255,255,255,.2), transparent 43%), linear-gradient(135deg, #e45d82, #70223b); }
.project-device img { position: relative; z-index: 2; width: min(52%, 205px); max-height: 360px; object-fit: contain; border-radius: 24px; filter: drop-shadow(0 24px 32px rgba(0,0,0,.32)); transform: rotate(4deg); }
.carousel-stage { position: absolute; z-index: 2; inset: 42px 56px 62px; display: grid; place-items: center; }
.project-device .carousel-slide { position: absolute; width: min(68%, 225px); max-height: 415px; opacity: 0; pointer-events: none; transform: translateX(25px) rotate(4deg) scale(.96); transition: opacity .35s ease, transform .35s ease; }
.project-device .carousel-slide.active { opacity: 1; pointer-events: auto; transform: translateX(0) rotate(4deg) scale(1); }
.carousel-button { position: absolute; z-index: 5; top: 50%; width: 44px; height: 44px; display: grid; place-items: center; color: white; border: 1px solid rgba(255,255,255,.42); border-radius: 50%; background: rgba(10,15,38,.48); backdrop-filter: blur(8px); font-size: 31px; line-height: 1; cursor: pointer; transform: translateY(-50%); transition: background .2s, transform .2s; }
.carousel-button:hover { background: rgba(10,15,38,.78); transform: translateY(-50%) scale(1.06); }
.carousel-button.previous { left: 16px; }
.carousel-button.next { right: 16px; }
.carousel-dots { position: absolute; z-index: 5; left: 50%; bottom: 19px; display: flex; gap: 7px; transform: translateX(-50%); }
.carousel-dots i { width: 7px; height: 7px; display: block; border-radius: 99px; background: rgba(255,255,255,.4); transition: width .25s, background .25s; }
.carousel-dots i.active { width: 24px; background: white; }
.project-details { padding: 0 38px 34px; display: grid; grid-template-columns: 1.2fr .8fr; gap: 40px; border-top: 1px solid var(--line); }

.skills-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.skill-card { padding: 29px 31px; }
.skill-card h3 { margin: 0 0 27px; display: flex; align-items: center; gap: 10px; font-size: 21px; }
.skill { margin-top: 18px; }
.skill p { margin: 0 0 8px; display: flex; justify-content: space-between; color: #4e5365; font-size: 13px; }
.skill p b { color: var(--blue); }
.skill > i { position: relative; height: 9px; display: block; overflow: hidden; border-radius: 99px; background: #e8eaf2; }
.skill > i::after { content:""; position: absolute; inset: 0 auto 0 0; width: var(--level); border-radius: inherit; background: linear-gradient(90deg, var(--blue), var(--purple)); }
.achievements, .tools { margin-top: 35px; padding: 35px; }
.achievements > h3, .tools > h3 { margin: 0 0 28px; text-align: center; font-size: 27px; }
.achievement-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.achievement-grid > div { padding: 24px 18px; text-align: center; border: 1px solid var(--line); border-radius: 14px; background: linear-gradient(145deg, #fff, #f7f8ff); }
.achievement-grid b { display: block; color: var(--purple); font-size: 22px; }
.achievement-grid h4 { margin: 12px 0 7px; font-size: 15px; }
.achievement-grid p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.5; }
.tool-cloud { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 13px; }
.tool-cloud > span { min-height: 88px; padding: 13px 10px; display: grid; place-items: center; align-content: center; gap: 9px; color: #34394b; border: 1px solid var(--line); border-radius: 12px; background: #fbfbfd; box-shadow: 0 5px 14px rgba(27,31,57,.055); text-align: center; font-size: 12px; transition: transform .2s, box-shadow .2s; }
.tool-cloud > span:hover { transform: translateY(-3px); box-shadow: 0 10px 22px rgba(27,31,57,.1); }
.tool-cloud img, .tool-letter { width: 35px; height: 35px; object-fit: contain; }
.tool-cloud img[src$="github-actions.svg"], .tool-cloud img[src$="jira.svg"] { padding: 6px; border-radius: 9px; background: #171a2b; }
.tool-letter { display: grid; place-items: center; color: white; border-radius: 10px; font-size: 18px; font-style: normal; font-weight: 900; }
.tool-letter.riverpod { background: linear-gradient(135deg, #4b8bf4, #40c4ff); }
.tool-letter.adapty { background: linear-gradient(135deg, #7657ff, #d64dff); }
.tool-letter.superwall { background: linear-gradient(135deg, #1e1f24, #6a6d77); }

.contact-section { position: relative; overflow: hidden; padding: 100px 0 0; color: white; background: radial-gradient(circle at 18% 35%, rgba(69,102,214,.33), transparent 28%), radial-gradient(circle at 84% 24%, rgba(131,44,198,.35), transparent 30%), linear-gradient(125deg, #101a43, #441472 52%, #10172f); }
.contact-section .container { position: relative; z-index: 2; }
.section-title.light h2, .section-lead.light { color: white; }
.section-lead.light { color: rgba(255,255,255,.68); }
.contact-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 50px; align-items: start; padding-bottom: 75px; }
.contact-copy h3, .contact-form h3 { margin: 0 0 18px; font-size: 27px; }
.contact-copy > p { margin: 0 0 26px; color: rgba(255,255,255,.7); line-height: 1.75; }
.contact-copy > a, .contact-copy > div { margin-top: 12px; padding: 14px 16px; display: flex; align-items: center; gap: 15px; border: 1px solid rgba(255,255,255,.16); border-radius: 12px; background: rgba(255,255,255,.055); }
.contact-copy > a:hover { background: rgba(255,255,255,.1); }
.contact-copy > a > span, .contact-copy > div > span { width: 38px; height: 38px; flex: 0 0 auto; display: grid; place-items: center; color: #75dafa; border-radius: 50%; background: rgba(74,190,228,.13); font-weight: 800; }
.contact-copy b { font-size: 13px; overflow-wrap: anywhere; }
.contact-copy small { margin-bottom: 4px; display: block; color: rgba(255,255,255,.47); font-size: 10px; text-transform: uppercase; letter-spacing: .08em; }
.contact-copy aside { margin-top: 22px; padding: 18px; border: 1px solid rgba(75,226,134,.25); border-radius: 12px; background: rgba(43,198,103,.08); }
.contact-copy aside i { width: 10px; height: 10px; margin-right: 9px; display: inline-block; border-radius: 50%; background: #45df80; }
.contact-copy aside p { margin: 8px 0 0 23px; color: rgba(255,255,255,.62); font-size: 12px; line-height: 1.5; }
.contact-form { padding: 34px; border: 1px solid rgba(255,255,255,.16); border-radius: 18px; background: rgba(255,255,255,.075); backdrop-filter: blur(18px); box-shadow: 0 24px 70px rgba(5,7,22,.28); }
.contact-form label { margin-top: 17px; display: grid; gap: 8px; }
.contact-form label > span { color: rgba(255,255,255,.72); font-size: 12px; }
.contact-form label > span em { margin-left: 5px; color: rgba(255,255,255,.38); font-style: normal; }
.contact-form input, .contact-form textarea { width: 100%; padding: 14px 15px; color: white; outline: 0; border: 1px solid rgba(255,255,255,.2); border-radius: 9px; background: rgba(7,11,33,.38); }
.contact-form textarea { resize: vertical; min-height: 130px; }
.contact-form input::placeholder, .contact-form textarea::placeholder { color: rgba(255,255,255,.34); }
.contact-form input:focus, .contact-form textarea:focus { border-color: #53cbea; box-shadow: 0 0 0 3px rgba(83,203,234,.12); }
.subject-selector { min-width: 0; margin: 19px 0 0; padding: 0; border: 0; }
.subject-selector legend { margin-bottom: 9px; color: rgba(255,255,255,.72); font-size: 12px; }
.subject-selector > div { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.subject-selector label { margin: 0; display: block; }
.subject-selector input { position: absolute; width: 1px; height: 1px; opacity: 0; pointer-events: none; }
.subject-selector label > span { min-height: 45px; padding: 9px 7px; display: grid; place-items: center; color: rgba(255,255,255,.62); border: 1px solid rgba(255,255,255,.2); border-radius: 9px; background: rgba(7,11,33,.3); text-align: center; cursor: pointer; transition: .2s; }
.subject-selector input:checked + span { color: white; border-color: #64cee8; background: linear-gradient(100deg, rgba(57,114,238,.5), rgba(132,53,226,.5)); box-shadow: 0 0 0 3px rgba(83,203,234,.1); }
.subject-selector input:focus-visible + span { outline: 2px solid #79def4; outline-offset: 2px; }
.contact-form button { width: 100%; min-height: 49px; margin-top: 22px; padding: 12px 18px; display: flex; justify-content: center; gap: 13px; color: white; border: 0; border-radius: 10px; background: linear-gradient(95deg, #3972ee, #8435e2); font-weight: 800; cursor: pointer; }
.contact-form > p { margin: 12px 0 0; color: rgba(255,255,255,.5); text-align: center; font-size: 11px; }
.contact-section footer { padding: 25px 0; display: flex; justify-content: space-between; gap: 25px; color: rgba(255,255,255,.45); border-top: 1px solid rgba(255,255,255,.1); font-size: 11px; }

.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: none; }
@keyframes drift { to { transform: translate3d(30px, -20px, 0); } }

@media (max-width: 880px) {
  .menu-toggle { display: block; }
  .menu-toggle.active span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
  .menu-toggle.active span:nth-child(2) { opacity: 0; }
  .menu-toggle.active span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }
  .site-nav { position: fixed; z-index: 101; top: 72px; left: 0; right: 0; bottom: auto; height: calc(100dvh - 72px); padding: 22px; display: grid; align-content: start; gap: 5px; overflow-y: auto; background: linear-gradient(155deg, #1f296b, #521b7e 58%, #101630); transform: translateX(105%); opacity: 0; transition: transform .3s, opacity .3s; }
  .site-nav.open { transform: translateX(0); opacity: 1; }
  .site-nav button, .site-nav > a { padding: 17px 19px; display: flex; align-items: center; gap: 14px; border-bottom: 1px solid rgba(255,255,255,.1); text-align: left; font-size: 17px; }
  .site-nav button span { display: inline; }
  .site-nav .nav-download { margin-top: 8px; border: 1px solid rgba(255,255,255,.2); }
  .site-nav .nav-cta { margin: 8px 0 0; justify-content: center; color: white; background: linear-gradient(95deg, rgba(47,103,232,.8), rgba(138,45,226,.8)); }
  .project-main, .contact-grid { grid-template-columns: 1fr; }
  .project-device { min-height: 390px; }
  .achievement-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .container { width: min(calc(100% - 32px), var(--max)); }
  .site-header { height: 66px; padding-inline: 17px; }
  .site-nav { top: 66px; height: calc(100dvh - 66px); }
  .brand { font-size: 16px; }
  .brand img { width: 38px; height: 38px; }
  .hero { min-height: 100svh; }
  .hero-inner { padding: 98px 0 62px; }
  .availability { margin-bottom: 24px; padding: 8px 14px; font-size: 12px; }
  .hero-portrait { width: 126px; height: 126px; }
  .hero h1 { font-size: clamp(39px, 11vw, 58px); }
  .hero h2 { margin-top: 20px; font-size: 17px; line-height: 1.55; }
  .hero p { margin-top: 23px; font-size: 14px; line-height: 1.65; }
  .hero-actions { display: grid; justify-items: center; }
  .button { width: min(100%, 230px); }
  .section { padding: 75px 0; }
  .section-title h2 { font-size: 38px; }
  .summary-card { margin-top: 42px; padding: 28px 24px; }
  .summary-card p { font-size: 15px; }
  .education-card { padding: 25px 24px; }
  .specialty-grid, .skills-grid { grid-template-columns: 1fr; }
  .timeline { padding-left: 25px; }
  .timeline::before { left: 6px; }
  .experience-card { padding: 27px 22px; }
  .timeline-dot { left: -36px; width: 35px; height: 35px; }
  .experience-heading { display: grid; }
  .job-meta { justify-items: start; }
  .project-copy { padding: 29px 23px; }
  .project-heading { align-items: flex-start; }
  .project-heading img { width: 54px; height: 54px; }
  .project-device { min-height: 360px; }
  .project-device .carousel-slide { width: min(57%, 180px); max-height: 315px; }
  .carousel-stage { inset: 30px 42px 52px; }
  .carousel-button { width: 39px; height: 39px; }
  .carousel-button.previous { left: 10px; }
  .carousel-button.next { right: 10px; }
  .project-details { padding: 0 23px 28px; grid-template-columns: 1fr; gap: 0; }
  .metrics strong { font-size: 13px; }
  .metrics small { font-size: 8px; }
  .skill-card, .achievements, .tools { padding: 26px 22px; }
  .tool-cloud { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .subject-selector > div { grid-template-columns: 1fr; }
  .achievement-grid { grid-template-columns: 1fr; }
  .contact-section { padding-top: 80px; }
  .contact-grid { gap: 35px; }
  .contact-form { padding: 27px 22px; }
  .contact-section footer { display: grid; text-align: center; }
}

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