/* =========================================================
   Kumar Rajan — Portfolio (v2)
   Minimal editorial style: cool grey / near-black palettes,
   light-weight display type, outlined cards, bracket taglines.
   ========================================================= */

/* ---------- Theme tokens ---------- */
:root,
[data-theme="light"] {
  --bg: #bec2cb;
  --bg-soft: #b4b8c2;
  --surface: rgba(255, 255, 255, .16);
  --surface-strong: rgba(255, 255, 255, .32);
  --text: #151617;
  --text-2: #313437;
  --muted: #55585f;
  --stroke: rgba(21, 22, 23, .22);
  --stroke-strong: rgba(21, 22, 23, .55);
  --accent: #b3202c;
  --accent-soft: rgba(179, 32, 44, .12);
  --inv-bg: #151617;
  --inv-text: #f2f5fc;
  --header-bg: rgba(190, 194, 203, .72);
  --shade-top: rgba(10, 10, 12, .55);
  --shade-bottom: rgba(10, 10, 12, .35);
  --lightbox-bg: rgba(190, 194, 203, .94);
  --record-grad: linear-gradient(135deg, rgba(255,255,255,.34), rgba(255,255,255,.08));
  --burst: #151617;
  color-scheme: light;
}
[data-theme="dark"] {
  --bg: #141516;
  --bg-soft: #1b1c1e;
  --surface: rgba(255, 255, 255, .025);
  --surface-strong: rgba(255, 255, 255, .06);
  --text: #f2f5fc;
  --text-2: #c9cfdb;
  --muted: #8d929b;
  --stroke: rgba(242, 245, 252, .14);
  --stroke-strong: rgba(242, 245, 252, .5);
  --accent: #ef4b55;
  --accent-soft: rgba(239, 75, 85, .14);
  --inv-bg: #f2f5fc;
  --inv-text: #151617;
  --header-bg: rgba(20, 21, 22, .72);
  --shade-top: rgba(0, 0, 0, .6);
  --shade-bottom: rgba(0, 0, 0, .4);
  --lightbox-bg: rgba(12, 12, 13, .95);
  --record-grad: linear-gradient(135deg, rgba(255,255,255,.06), rgba(255,255,255,.01));
  --burst: #f2f5fc;
  color-scheme: dark;
}
:root {
  --font: 'Urbanist', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --pad: clamp(1.25rem, 3.4vw, 3rem);
  --radius: 2rem;
  --radius-s: 1.25rem;
  --ease: cubic-bezier(.22, 1, .36, 1);
  --ease-io: cubic-bezier(.76, 0, .24, 1);
}

/* Smooth colour transition only while switching themes */
.theme-anim, .theme-anim *, .theme-anim *::before, .theme-anim *::after {
  transition: background-color .6s ease, color .6s ease, border-color .6s ease, fill .6s ease, stroke .6s ease, box-shadow .6s ease !important;
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: auto; /* smooth anchor scrolling is done in JS; CSS smooth breaks ScrollTrigger refresh */ }
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }
body { background: var(--bg); color: var(--text-2); font-family: var(--font); font-size: 1.0625rem; line-height: 1.6; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
ul, ol { list-style: none; }
::selection { background: var(--text); color: var(--bg); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 6px; }
.container { width: min(1440px, 100%); margin-inline: auto; padding-inline: var(--pad); }
.ph { font-style: normal; font-size: .82em; color: var(--accent); border: 1px dashed currentColor; padding: .05em .45em; border-radius: 6px; white-space: nowrap; opacity: .9; }
.tagline { font-size: .95rem; font-weight: 600; color: var(--text); margin-bottom: 1.5rem; letter-spacing: .01em; }

/* ---------- Preloader ---------- */
.loader { position: fixed; inset: 0; z-index: 1000; background: var(--bg); display: grid; place-items: center; }
.loader__inner { display: flex; flex-direction: column; align-items: center; gap: .75rem; }
.loader__name { font-size: .95rem; font-weight: 600; color: var(--text); letter-spacing: .02em; }
.loader__count { font-size: clamp(3rem, 8vw, 6rem); font-weight: 300; color: var(--text); line-height: 1; font-variant-numeric: tabular-nums; }
.loader__bar { position: absolute; left: 0; right: 0; bottom: 0; height: 2px; background: var(--stroke); }
.loader__bar i { display: block; height: 100%; width: 0; background: var(--text); }
html:not(.js) .loader, .is-loaded .loader { display: none; }

/* ---------- Cursor ---------- */
.cursor { position: fixed; inset: 0; pointer-events: none; z-index: 900; display: none; }
.has-cursor .cursor { display: block; opacity: 0; transition: opacity .3s; }
.has-cursor .cursor.is-on { opacity: 1; }
.cursor__dot, .cursor__ring { position: absolute; top: 0; left: 0; border-radius: 50%; }
.cursor__dot { width: 8px; height: 8px; margin: -4px 0 0 -4px; background: var(--text); transition: opacity .3s, background-color .6s; }
.cursor__ring { width: 0; height: 0; display: grid; place-items: center; transition: width .45s var(--ease), height .45s var(--ease), margin .45s var(--ease), background-color .4s; }
.cursor__ring em { font-style: normal; font-size: .8rem; font-weight: 600; color: var(--inv-text); opacity: 0; transition: opacity .3s; }
.cursor.is-view .cursor__ring { width: 88px; height: 88px; margin: -44px 0 0 -44px; background: var(--inv-bg); }
.cursor.is-view .cursor__ring em { opacity: 1; }
.cursor.is-view .cursor__dot { opacity: 0; }
.cursor.is-link .cursor__dot { transform: scale(3.5); opacity: .25; }
.cursor__dot { transition: transform .35s var(--ease), opacity .3s; }

/* ---------- Header ---------- */
.header { position: fixed; top: 0; left: 0; right: 0; z-index: 200; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; padding: 1.4rem var(--pad); transition: padding .45s var(--ease), background-color .45s, transform .5s var(--ease); }
.header.is-scrolled { padding-block: .8rem; background: var(--header-bg); backdrop-filter: blur(18px) saturate(1.2); -webkit-backdrop-filter: blur(18px) saturate(1.2); border-bottom: 1px solid var(--stroke); }
.header.is-hidden { transform: translateY(-100%); }
.header.on-hero:not(.is-scrolled) .logo, .header.on-hero:not(.is-scrolled) .header__actions { --text: #f2f5fc; --text-2: #e3e6ee; --stroke: rgba(242,245,252,.35); --stroke-strong: rgba(242,245,252,.7); --surface-strong: rgba(242,245,252,.12); --inv-bg: #f2f5fc; --inv-text: #151617; }
@media (min-width: 961px) { .header.on-hero:not(.is-scrolled) .menu { --text: #f2f5fc; --text-2: rgba(242,245,252,.82); } }
.logo { display: inline-flex; align-items: center; gap: .75rem; justify-self: start; color: var(--text); }
.logo__mark { width: 46px; height: 46px; border-radius: 14px; display: grid; place-items: center; background: var(--inv-bg); color: var(--inv-text); font-weight: 700; font-size: .95rem; letter-spacing: .02em; transition: transform .6s var(--ease), background-color .6s, color .6s; }
.logo:hover .logo__mark { transform: rotate(-8deg) scale(1.05); }
.logo__text { font-weight: 600; font-size: 1.1rem; }
.logo__text sup { font-size: .7em; }
.menu__list { display: flex; gap: 2.2rem; }
.menu__link { position: relative; font-size: .98rem; font-weight: 500; color: var(--text-2); padding-block: .4rem; transition: color .3s; }
.menu__link::after { content: ""; position: absolute; left: 0; bottom: -2px; width: 100%; height: 1px; background: var(--text); transform: scaleX(0); transform-origin: right; transition: transform .5s var(--ease); }
.menu__link:hover, .menu__link.is-active { color: var(--text); }
.menu__link:hover::after, .menu__link.is-active::after { transform: scaleX(1); transform-origin: left; }
.menu__footer { display: none; }
.header__actions { justify-self: end; display: flex; align-items: center; gap: .6rem; }

/* Theme toggle: animated sun / moon */
.theme-toggle { width: 46px; height: 46px; border-radius: 50%; display: inline-grid; place-items: center; border: 1px solid var(--stroke); color: var(--text); transition: border-color .3s, background-color .3s, transform .5s var(--ease); }
.theme-toggle:hover { border-color: var(--stroke-strong); background: var(--surface-strong); }
.theme-toggle:active { transform: scale(.92); }
.theme-toggle__icon { width: 22px; height: 22px; overflow: visible; }
.theme-toggle__core { fill: currentColor; transform-origin: center; transition: transform .6s var(--ease); }
.theme-toggle__mask { transition: cx .6s var(--ease), cy .6s var(--ease); }
.theme-toggle__rays { stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; fill: none; transform-origin: 12px 12px; transition: transform .6s var(--ease), opacity .4s; }
[data-theme="dark"] .theme-toggle__core { transform: scale(1.6); }
[data-theme="dark"] .theme-toggle__mask { cx: 16.5; cy: 7.5; }
[data-theme="dark"] .theme-toggle__rays { transform: rotate(-90deg) scale(.4); opacity: 0; }
.theme-toggle--menu { width: auto; height: auto; padding: .7rem 1.2rem .7rem .9rem; border-radius: 999px; gap: .6rem; display: inline-flex; align-items: center; }
.theme-toggle__label { font-weight: 600; font-size: .95rem; }

.burger { display: none; width: 46px; height: 46px; border-radius: 50%; border: 1px solid var(--stroke); position: relative; color: var(--text); }
.burger span { position: absolute; left: 13px; right: 13px; height: 1.5px; background: currentColor; transition: transform .5s var(--ease), top .5s var(--ease); }
.burger span:first-child { top: 18px; } .burger span:last-child { top: 26px; }
.menu-open .burger span:first-child { top: 22px; transform: rotate(45deg); }
.menu-open .burger span:last-child { top: 22px; transform: rotate(-45deg); }

/* ---------- Buttons ---------- */
.btn-line { display: inline-flex; align-items: center; justify-content: center; gap: .6rem; padding: 1.05rem 2.2rem; border: 1px solid var(--stroke-strong); border-radius: 999px; font-weight: 600; font-size: .98rem; color: var(--text); position: relative; overflow: hidden; isolation: isolate; transition: color .5s var(--ease), border-color .5s; will-change: transform; }
.btn-line::before { content: ""; position: absolute; left: 50%; top: 100%; width: 140%; aspect-ratio: 1; border-radius: 50%; background: var(--inv-bg); transform: translate(-50%, 0) scale(0); transition: transform .65s var(--ease); z-index: -1; }
.btn-line:hover { color: var(--inv-text); border-color: var(--inv-bg); }
.btn-line:hover::before { transform: translate(-50%, -60%) scale(1.2); }
.btn-line--small { padding: .7rem 1.3rem; font-size: .9rem; }

/* ---------- Hero slideshow ---------- */
.hero { position: relative; min-height: 100vh; min-height: 100svh; display: flex; align-items: flex-end; color: #f2f5fc; overflow: hidden; background: #0d0d0e; }
.slider, .slider__track { position: absolute; inset: 0; }
.slide { position: absolute; inset: 0; opacity: 0; transition: opacity 1.6s var(--ease-io); overflow: hidden; }
.slide.is-active { opacity: 1; z-index: 1; }
.slide.is-leaving { opacity: 0; z-index: 2; transition-duration: 1.6s; }
.slide img { width: 100%; height: 100%; object-fit: cover; transform: scale(1.12); transform-origin: 50% 50%; }
.slide.is-active img, .slide.is-leaving img { animation: kenburns 9s linear forwards; }
.slide:nth-child(2n) img { transform-origin: 70% 30%; }
.slide:nth-child(3n) img { transform-origin: 30% 70%; }
@keyframes kenburns { from { transform: scale(1.14) translate3d(1.2%, .8%, 0); } to { transform: scale(1.02) translate3d(0, 0, 0); } }
.slide:nth-child(2n).is-active img { animation-name: kenburns2; }
@keyframes kenburns2 { from { transform: scale(1.02); } to { transform: scale(1.14) translate3d(-1.2%, -.6%, 0); } }
.slider__shade { position: absolute; inset: 0; z-index: 3; pointer-events: none;
  background:
    linear-gradient(180deg, var(--shade-top) 0%, transparent 28%),
    linear-gradient(0deg, rgba(8,8,10,.78) 0%, rgba(8,8,10,.35) 38%, transparent 62%),
    linear-gradient(90deg, var(--shade-bottom) 0%, transparent 60%); }
.hero__content { position: relative; z-index: 4; padding-bottom: clamp(7rem, 14vh, 9rem); padding-top: 8rem; }
.hero .line { display: block; overflow: hidden; }
.hero .intro-item { display: inline-block; }
.hero .hero__badge.intro-item, .hero .hero__scroll.intro-item { display: inline-flex; align-items: center; }
.hero__hello { font-size: clamp(1.05rem, 1.4vw, 1.3rem); line-height: 1.35; margin-bottom: clamp(1.25rem, 3vh, 2.5rem); font-weight: 400; color: rgba(242,245,252,.9); }
.hero__title { font-weight: 300; font-size: clamp(2.9rem, 8.6vw, 8.4rem); line-height: 1; letter-spacing: -.02em; color: #f7f8fb; margin-bottom: clamp(1.75rem, 4vh, 3rem); }
.hero__title .line { padding-bottom: .06em; }
.hero__meta { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem 2rem; }
.hero__badge { display: inline-flex; align-items: center; gap: .65rem; padding: .6rem 1.1rem .6rem .85rem; border-radius: 999px; border: 1px solid rgba(242,245,252,.35); background: rgba(10,10,12,.28); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); font-size: .82rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; transition: background-color .35s, border-color .35s; }
.hero__badge:hover { background: rgba(242,245,252,.16); border-color: rgba(242,245,252,.7); }
.pulse { width: 8px; height: 8px; border-radius: 50%; background: #ff5a63; box-shadow: 0 0 0 0 rgba(255,90,99,.7); animation: pulse 2s infinite; }
@keyframes pulse { 70% { box-shadow: 0 0 0 10px rgba(255,90,99,0); } 100% { box-shadow: 0 0 0 0 rgba(255,90,99,0); } }
.hero__scroll { font-weight: 600; font-size: .95rem; display: inline-flex; gap: .5rem; }
.hero__scroll span { display: inline-block; animation: nudge 2.2s var(--ease) infinite; }
@keyframes nudge { 50% { transform: translate(3px, 3px); } }

.slider__ui { position: absolute; z-index: 5; right: var(--pad); bottom: clamp(2rem, 5vh, 3.25rem); display: flex; align-items: center; gap: 1rem; }
.slider__arrow { width: 54px; height: 54px; border-radius: 50%; border: 1px solid rgba(242,245,252,.38); display: grid; place-items: center; color: #f2f5fc; background: rgba(10,10,12,.2); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); transition: background-color .35s, color .35s, border-color .35s, transform .4s var(--ease); }
.slider__arrow svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.slider__arrow:hover { background: #f2f5fc; color: #151617; border-color: #f2f5fc; }
.slider__arrow--prev:hover svg { transform: translateX(-2px); } .slider__arrow--next:hover svg { transform: translateX(2px); }
.slider__arrow svg { transition: transform .4s var(--ease); }
.slider__count { font-weight: 500; font-variant-numeric: tabular-nums; min-width: 4.2rem; text-align: center; font-size: .98rem; }
.slider__sep { opacity: .5; margin-inline: .3rem; }
.slider__dots { position: absolute; right: 0; bottom: calc(100% + 1.25rem); display: flex; gap: .5rem; }
.slider__dot { width: 34px; height: 3px; border-radius: 3px; background: rgba(242,245,252,.3); position: relative; overflow: hidden; padding: 0; }
.slider__dot::before { content: ""; position: absolute; inset: -10px 0; } /* bigger hit area */
.slider__dot i { position: absolute; inset: 0; background: #f2f5fc; transform: scaleX(0); transform-origin: left; }
.slider__dot.is-active i { animation: dotfill var(--interval, 6.5s) linear forwards; }
.slider.is-paused ~ .slider__ui .slider__dot.is-active i, .hero.is-paused .slider__dot.is-active i { animation-play-state: paused; }
@keyframes dotfill { to { transform: scaleX(1); } }

/* ---------- Inner sections (label column + content column) ---------- */
.inner { padding-block: clamp(5rem, 11vw, 10rem); }
.inner__grid { width: min(1440px, 100%); margin-inline: auto; padding-inline: var(--pad); display: grid; grid-template-columns: minmax(150px, 1fr) minmax(0, 880px) minmax(0, 1fr); column-gap: clamp(1.5rem, 4vw, 3rem); }
.section-name { grid-column: 1; font-weight: 600; font-size: .98rem; color: var(--text); align-self: start; padding-top: 1.2rem; position: sticky; top: 7rem; display: inline-flex; gap: .5rem; }
.inner__content { grid-column: 2; min-width: 0; }
.inner__content--wide { grid-column: 2 / 4; margin-block: clamp(2.5rem, 5vw, 4rem); }
.inner__content + .inner__content:not(.inner__content--wide) { margin-top: 0; }
.section-title { font-weight: 300; font-size: clamp(2.6rem, 6.4vw, 6.25rem); line-height: 1.04; letter-spacing: -.02em; color: var(--text); margin-bottom: clamp(1.5rem, 3vw, 2.5rem); }
.section-title .tl { display: block; overflow: hidden; padding-bottom: .05em; }
.section-title .tl > span { display: inline-block; }
.section-text { max-width: 36rem; font-size: 1.08rem; margin-bottom: clamp(2.5rem, 5vw, 4rem); }
.fade-word { color: var(--muted); }

/* Intro statement (scroll-scrubbed word reveal) */
.intro { padding-top: clamp(5rem, 10vw, 9rem); }
.statement { font-weight: 300; font-size: clamp(1.9rem, 4vw, 3.6rem); line-height: 1.18; letter-spacing: -.01em; color: var(--text); }
.statement .w { opacity: .18; }
.no-anim .statement .w { opacity: 1; }

/* ---------- Record ---------- */
.record { padding-top: 0; }
.record__card { position: relative; display: grid; grid-template-columns: auto 1fr; gap: clamp(1.5rem, 4vw, 3.5rem); align-items: center; padding: clamp(1.75rem, 4vw, 3.5rem); border: 1px solid var(--stroke); border-radius: var(--radius); background: var(--record-grad); overflow: hidden; }
.record__card::after { content: ""; position: absolute; width: 420px; height: 420px; border-radius: 50%; background: radial-gradient(circle, var(--accent-soft), transparent 70%); top: -190px; right: -120px; pointer-events: none; }
.record__badge { position: relative; width: clamp(110px, 12vw, 150px); aspect-ratio: 1; display: grid; place-items: center; grid-row: span 2; align-self: start; }
.record__ring { position: absolute; inset: 0; width: 100%; height: 100%; animation: spin 18s linear infinite; }
.record__ring text { fill: var(--text); font-size: 10.5px; letter-spacing: .18em; font-weight: 700; font-family: var(--font); }
@keyframes spin { to { transform: rotate(360deg); } }
.record__star { width: 56%; aspect-ratio: 1; border-radius: 50%; display: grid; place-items: center; font-size: clamp(1.7rem, 3vw, 2.4rem); color: var(--inv-text); background: var(--inv-bg); }
.record__content .tagline { color: var(--accent); margin-bottom: .9rem; }
.record__title { font-weight: 400; font-size: clamp(1.7rem, 3.4vw, 3rem); line-height: 1.1; letter-spacing: -.015em; color: var(--text); margin-bottom: .9rem; }
.record__text { max-width: 40rem; }
.record__stat { grid-column: 2; display: flex; flex-direction: column; border-top: 1px solid var(--stroke); padding-top: 1.5rem; position: relative; }
.record__num { font-weight: 300; font-size: clamp(2.8rem, 6.4vw, 5.6rem); line-height: 1; letter-spacing: -.02em; color: var(--text); font-variant-numeric: tabular-nums; }
.record__label { margin-top: .6rem; font-size: .82rem; letter-spacing: .16em; text-transform: uppercase; font-weight: 600; color: var(--muted); }

/* ---------- Marquee ---------- */
.marquee { overflow: hidden; padding-block: clamp(1.5rem, 3vw, 2.5rem); border-block: 1px solid var(--stroke); }
.marquee__track { display: flex; align-items: center; gap: clamp(1.5rem, 3vw, 3rem); width: max-content; animation: marquee 38s linear infinite; }
.marquee span { font-weight: 300; font-size: clamp(2.4rem, 6vw, 6rem); line-height: 1.1; color: var(--text); white-space: nowrap; letter-spacing: -.02em; }
.marquee--big { border: 0; padding-block: clamp(2rem, 5vw, 4rem) 0; }
.marquee--big span { font-size: clamp(3rem, 9vw, 9rem); }
@keyframes marquee { to { transform: translateX(-50%); } }
.burst { flex: none; width: clamp(2.2rem, 4.5vw, 4.5rem); aspect-ratio: 1; animation: spin 12s linear infinite;
  background: repeating-conic-gradient(var(--burst) 0deg 1.4deg, transparent 1.4deg 15deg);
  -webkit-mask: radial-gradient(circle, transparent 0 8%, #000 9% 100%); mask: radial-gradient(circle, transparent 0 8%, #000 9% 100%); border-radius: 50%; }

/* ---------- Gallery ---------- */
.gallery { columns: 2; column-gap: clamp(1rem, 2vw, 1.75rem); }
.gallery__item { display: block; break-inside: avoid; margin-bottom: clamp(1rem, 2vw, 1.75rem); position: relative; }
.gallery__media { display: block; position: relative; overflow: hidden; border-radius: var(--radius); background: var(--bg-soft); transform: translateZ(0); }
.gallery__media img { width: 100%; height: auto; transform: scale(1.001); transition: transform 1.1s var(--ease), filter .6s; }
.gallery__item:nth-child(3n+1) .gallery__media img { aspect-ratio: 4/5; object-fit: cover; height: auto; }
.gallery__item:hover .gallery__media img { transform: scale(1.06); }
.gallery__caption { display: flex; justify-content: space-between; align-items: center; margin-top: .85rem; font-weight: 500; font-size: .95rem; color: var(--text); }
.gallery__caption::after { content: "↗"; display: inline-grid; place-items: center; width: 34px; height: 34px; border: 1px solid var(--stroke); border-radius: 50%; transition: transform .5s var(--ease), background-color .3s, color .3s; }
.gallery__item:hover .gallery__caption::after { transform: rotate(45deg); background: var(--inv-bg); color: var(--inv-text); border-color: var(--inv-bg); }

/* ---------- Lines (resume / areas of work) ---------- */
.lines { margin-bottom: clamp(3rem, 6vw, 5rem); border-top: 1px solid var(--stroke); }
.lines__item { display: grid; grid-template-columns: 9rem 1.1fr 1fr; gap: 1rem 2rem; padding-block: 1.9rem; border-bottom: 1px solid var(--stroke); transition: padding .5s var(--ease); }
.lines__item:hover { padding-left: .75rem; }
.lines__date { font-weight: 500; color: var(--text); font-variant-numeric: tabular-nums; }
.lines__title { font-size: clamp(1.25rem, 2vw, 1.6rem); line-height: 1.2; color: var(--text); font-weight: 400; display: flex; flex-direction: column; gap: .4rem; }
.lines__title small { font-size: .85rem; color: var(--muted); font-weight: 500; text-decoration: underline; text-decoration-color: var(--stroke); text-underline-offset: 3px; }
.lines__descr { font-size: .98rem; }
.work .lines { margin-bottom: 0; }

/* ---------- About ---------- */
.about__image { margin-block: 0 clamp(2rem, 4vw, 3rem); }
.about__image img { width: 100%; aspect-ratio: 16/9; object-fit: cover; }
.about__cols { display: grid; grid-template-columns: 1.6fr 1fr; gap: clamp(1.5rem, 4vw, 3rem); margin-bottom: clamp(3rem, 6vw, 4.5rem); }
.about__text p { margin-bottom: 1.4rem; }
.about__text .btn-line { margin-top: .75rem; }
.about__info li { color: var(--text); font-weight: 500; margin-bottom: .55rem; overflow-wrap: anywhere; }
.about__info a { transition: opacity .3s; } .about__info a:hover { opacity: .65; }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; border-top: 1px solid var(--stroke); padding-top: 2rem; }
.stat__num { display: block; font-weight: 300; font-size: clamp(2.6rem, 5vw, 4.2rem); line-height: 1; color: var(--text); margin-bottom: .6rem; }
.stat__label { font-size: .9rem; }

/* ---------- Services stack ---------- */
.stack { display: flex; flex-direction: column; gap: 1.25rem; }
.stack__item { position: sticky; top: calc(6.5rem + var(--i, 0) * 1.1rem); }
.stack__inner { display: grid; grid-template-columns: 1fr 42%; min-height: clamp(300px, 34vw, 400px); border: 1px solid var(--stroke); border-radius: var(--radius); background: var(--bg); overflow: hidden; transform-origin: 50% 0; will-change: transform; }
.stack__text { padding: clamp(1.6rem, 3vw, 2.5rem); display: flex; flex-direction: column; }
.stack__title { font-weight: 400; font-size: clamp(1.7rem, 3vw, 2.6rem); line-height: 1.1; color: var(--text); margin-bottom: auto; padding-bottom: 2rem; letter-spacing: -.01em; }
.stack__text p { margin-bottom: 1.25rem; max-width: 26rem; }
.stack__image { position: relative; overflow: hidden; }
.stack__image img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform 1.1s var(--ease); }
.stack__inner:hover .stack__image img { transform: scale(1.06); }
.tags { display: flex; flex-wrap: wrap; gap: .45rem; }
.tags li { font-size: .8rem; font-weight: 500; padding: .35rem .8rem; border: 1px solid var(--stroke); border-radius: 999px; color: var(--text-2); }

/* ---------- Tools ---------- */
.tools { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
.tool { aspect-ratio: 1.15; border: 1px solid var(--stroke); border-radius: var(--radius-s); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: .6rem; font-size: .92rem; font-weight: 500; color: var(--text); transition: background-color .4s, transform .5s var(--ease), border-color .4s; }
.tool b { width: 46px; height: 46px; border-radius: 12px; background: var(--inv-bg); color: var(--inv-text); display: grid; place-items: center; font-size: .82rem; font-weight: 700; transition: transform .5s var(--ease); }
.tool:hover { background: var(--surface-strong); transform: translateY(-4px); border-color: var(--stroke-strong); }
.tool:hover b { transform: rotate(-8deg) scale(1.08); }

/* ---------- Certificate ---------- */
.cert { display: grid; grid-template-columns: 1.1fr 1fr; gap: clamp(1.5rem, 4vw, 3rem); align-items: center; padding: clamp(1rem, 2.4vw, 1.75rem); border: 1px solid var(--stroke); border-radius: var(--radius); background: var(--surface); }
.cert__thumb { position: relative; display: block; width: 100%; overflow: hidden; border-radius: var(--radius-s); background: #fff; }
.cert__thumb img { width: 100%; height: auto; transition: transform .9s var(--ease); }
.cert__thumb:hover img { transform: scale(1.04); }
.cert__zoom { position: absolute; right: .9rem; bottom: .9rem; padding: .5rem 1rem; border-radius: 999px; background: rgba(21,22,23,.82); color: #f2f5fc; font-size: .82rem; font-weight: 600; }
.cert__meta { display: flex; justify-content: space-between; gap: 1rem; font-size: .8rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); margin-bottom: .8rem; }
.cert__body h3 { font-weight: 400; font-size: clamp(1.5rem, 2.6vw, 2.1rem); line-height: 1.15; color: var(--text); margin-bottom: .9rem; }
.cert__body > p { margin-bottom: 1.25rem; }
.cert__body .tags { margin-bottom: 1.75rem; }

/* ---------- Contact ---------- */
.contact { padding-top: clamp(3rem, 6vw, 5rem); }
.contact__email { display: inline-flex; gap: .6rem; align-items: center; font-weight: 300; font-size: clamp(1.5rem, 4vw, 3.2rem); color: var(--text); padding-bottom: .3rem; margin-bottom: clamp(2.5rem, 5vw, 4rem); background: linear-gradient(currentColor, currentColor) 0 100% / 0 1px no-repeat; transition: background-size .6s var(--ease); max-width: 100%; overflow-wrap: anywhere; }
.contact__email:hover { background-size: 100% 1px; }
.contact__cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; margin-bottom: clamp(3rem, 6vw, 4.5rem); }
.contact__cols .tagline { margin-bottom: .8rem; }
.contact__cols p:not(.tagline) { font-size: .98rem; overflow-wrap: anywhere; }
.contact__cols a:hover { color: var(--text); }
.socials { border-top: 1px solid var(--stroke); }
.socials__link { display: flex; justify-content: space-between; align-items: center; padding-block: 1.4rem; border-bottom: 1px solid var(--stroke); font-size: clamp(1.15rem, 1.8vw, 1.4rem); color: var(--text); transition: padding .5s var(--ease); }
.socials__link span { transition: transform .5s var(--ease); }
.socials__link:hover { padding-inline: .75rem; }
.socials__link:hover span { transform: rotate(45deg); }

/* ---------- Footer / to-top ---------- */
.footer { border-top: 1px solid var(--stroke); margin-top: clamp(3rem, 6vw, 5rem); }
.footer__inner { width: min(1440px, 100%); margin-inline: auto; padding: 2rem var(--pad); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 1rem; font-size: .92rem; color: var(--text); }
.footer__muted { color: var(--muted); }
.to-top { position: fixed; right: var(--pad); bottom: 1.5rem; z-index: 150; width: 50px; height: 50px; border-radius: 50%; display: grid; place-items: center; background: var(--inv-bg); color: var(--inv-text); opacity: 0; transform: translateY(20px) scale(.8); pointer-events: none; transition: opacity .4s, transform .5s var(--ease), background-color .6s, color .6s; }
.to-top svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; transition: transform .4s var(--ease); }
.to-top:hover svg { transform: translateY(-3px); }
.to-top.is-visible { opacity: 1; transform: none; pointer-events: auto; }

/* ---------- Lightbox ---------- */
.lightbox { position: fixed; inset: 0; z-index: 800; background: var(--lightbox-bg); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 1rem; padding: clamp(1rem, 4vw, 3rem); opacity: 0; transition: opacity .4s; }
.lightbox[hidden] { display: none; }
.lightbox.is-open { opacity: 1; }
.lightbox__figure { grid-column: 2; display: flex; flex-direction: column; align-items: center; gap: 1rem; min-width: 0; }
.lightbox__img { max-width: 100%; max-height: 80vh; width: auto; border-radius: var(--radius-s); box-shadow: 0 30px 80px rgba(0,0,0,.35); transform: scale(.96); opacity: 0; transition: transform .6s var(--ease), opacity .4s; }
.lightbox.is-open .lightbox__img.is-ready { transform: none; opacity: 1; }
.lightbox__caption { color: var(--text); font-weight: 500; text-align: center; font-size: .98rem; }
.lightbox__caption b { font-weight: 600; margin-right: .75rem; font-variant-numeric: tabular-nums; opacity: .6; }
.lightbox__close { position: absolute; top: 1.25rem; right: 1.25rem; width: 50px; height: 50px; border-radius: 50%; border: 1px solid var(--stroke-strong); color: var(--text); font-size: 1.05rem; transition: background-color .3s, color .3s; }
.lightbox__nav { width: 54px; height: 54px; border-radius: 50%; border: 1px solid var(--stroke-strong); display: grid; place-items: center; color: var(--text); transition: background-color .3s, color .3s; }
.lightbox__nav svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.lightbox__close:hover, .lightbox__nav:hover { background: var(--inv-bg); color: var(--inv-text); }
.lightbox.is-single .lightbox__nav { visibility: hidden; }

/* ---------- Animation initial states (only when GSAP runs) ---------- */
.anim-ready .animate-up { opacity: 0; transform: translateY(50px); }
.anim-ready .hero .intro-item { transform: translateY(110%); }
.anim-ready .hero .hero__meta .intro-item { transform: translateY(30px); opacity: 0; }
.anim-ready .slider__ui, .anim-ready .header { opacity: 0; }

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
  .inner__grid { grid-template-columns: minmax(120px, 160px) minmax(0, 1fr); }
  .inner__content--wide { grid-column: 2; }
  .lines__item { grid-template-columns: 8rem 1fr; }
  .lines__descr { grid-column: 2; }
}
@media (max-width: 960px) {
  .header { grid-template-columns: 1fr auto; }
  .burger { display: block; }
  .header__actions .theme-toggle { display: inline-grid; }
  .menu { position: fixed; inset: 0; z-index: -1; background: var(--bg); display: flex; flex-direction: column; justify-content: center; padding: 6rem var(--pad) 2.5rem; clip-path: circle(0% at calc(100% - 2.5rem) 2.5rem); visibility: hidden; transition: clip-path .8s var(--ease-io), visibility 0s .8s; }
  .menu-open .menu { clip-path: circle(150% at calc(100% - 2.5rem) 2.5rem); visibility: visible; transition: clip-path .8s var(--ease-io), visibility 0s; }
  .menu-open .header { background: transparent; border-color: transparent; backdrop-filter: none; -webkit-backdrop-filter: none; }
  .menu-open { overflow: hidden; }
  .menu__list { flex-direction: column; gap: .3rem; }
  .menu__link { font-size: clamp(2.4rem, 10vw, 3.6rem); font-weight: 300; color: var(--text); display: inline-block; transform: translateY(40px); opacity: 0; transition: transform .7s var(--ease), opacity .5s; }
  .menu__link::after { display: none; }
  .menu-open .menu__link { transform: none; opacity: 1; }
  .menu-open .menu__list li:nth-child(1) .menu__link { transition-delay: .25s; }
  .menu-open .menu__list li:nth-child(2) .menu__link { transition-delay: .3s; }
  .menu-open .menu__list li:nth-child(3) .menu__link { transition-delay: .35s; }
  .menu-open .menu__list li:nth-child(4) .menu__link { transition-delay: .4s; }
  .menu-open .menu__list li:nth-child(5) .menu__link { transition-delay: .45s; }
  .menu-open .menu__list li:nth-child(6) .menu__link { transition-delay: .5s; }
  .menu-open .menu__list li:nth-child(7) .menu__link { transition-delay: .55s; }
  .menu-open .menu__list li:nth-child(8) .menu__link { transition-delay: .6s; }
  .menu__link { font-size: clamp(2rem, 8.4vw, 3.2rem); }
  .menu { overflow-y: auto; justify-content: flex-start; padding-top: 7rem; }
  .menu__footer { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 2.5rem; opacity: 0; transition: opacity .5s .5s; }
  .menu-open .menu__footer { opacity: 1; }
  .cert, .about__cols { grid-template-columns: 1fr; }
  .stack__inner { grid-template-columns: 1fr; }
  .stack__image { aspect-ratio: 16/9; order: -1; }
  .tools { grid-template-columns: repeat(4, 1fr); }
}
@media (max-width: 720px) {
  body { font-size: 1rem; }
  .inner__grid { grid-template-columns: 1fr; }
  .section-name, .inner__content, .inner__content--wide { grid-column: 1; }
  .section-name { position: static; padding-top: 0; margin-bottom: 1.25rem; }
  .logo__text { display: none; }
  .hero__content { padding-bottom: 9.5rem; }
  .hero__title { font-size: clamp(2.6rem, 12.5vw, 4rem); }
  .slider__ui { left: var(--pad); right: var(--pad); justify-content: space-between; bottom: 1.5rem; }
  .slider__dots { position: static; order: 2; flex: 1; justify-content: center; }
  .slider__count { order: 0; }
  .slider__arrow--prev { order: 1; } .slider__arrow--next { order: 3; }
  .slider__count { display: none; }
  .slider__dot { width: 22px; }
  .slider__arrow { width: 46px; height: 46px; }
  .gallery { columns: 1; }
  .gallery__item:nth-child(3n+1) .gallery__media img { aspect-ratio: auto; }
  .lines__item { grid-template-columns: 1fr; gap: .5rem; padding-block: 1.4rem; }
  .lines__descr { grid-column: 1; }
  .record__card { grid-template-columns: 1fr; }
  .record__badge { grid-row: auto; width: 96px; }
  .record__stat { grid-column: 1; }
  .stats, .contact__cols { grid-template-columns: 1fr; }
  .tools { grid-template-columns: repeat(2, 1fr); }
  .lightbox { grid-template-columns: 1fr 1fr; grid-template-rows: 1fr auto; }
  .lightbox__figure { grid-column: 1 / -1; grid-row: 1; }
  .lightbox__nav--prev { grid-row: 2; justify-self: end; } .lightbox__nav--next { grid-row: 2; justify-self: start; }
  .to-top { bottom: 1rem; width: 44px; height: 44px; }
}

/* ---------- Reduced motion ---------- */

/* ---------- Record details + gallery ---------- */
.record__quote { margin: 0 0 1.4rem; max-width: 44rem; font-size: clamp(1.05rem, 1.5vw, 1.25rem); line-height: 1.55; color: var(--text); padding-left: 1.1rem; border-left: 2px solid var(--accent); }
.record__quote cite { display: block; margin-top: .6rem; font-style: normal; font-size: .75rem; letter-spacing: .16em; text-transform: uppercase; font-weight: 600; color: var(--muted); }
.record__facts { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: .75rem 2.25rem; }
.record__facts li { display: flex; flex-direction: column; font-weight: 500; color: var(--text); }
.record__facts span { font-size: .72rem; letter-spacing: .16em; text-transform: uppercase; font-weight: 600; color: var(--muted); margin-bottom: .25rem; }
.record__gallery-wrap { margin-top: clamp(2.5rem, 6vw, 4.5rem); }
.subhead { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: baseline; gap: .5rem 2rem; padding-bottom: 1.1rem; margin-bottom: clamp(1.25rem, 3vw, 2rem); border-bottom: 1px solid var(--stroke); }
.subhead__title { font-weight: 400; font-size: clamp(1.6rem, 3vw, 2.6rem); letter-spacing: -.015em; color: var(--text); margin: 0; }
.subhead__meta { margin: 0; color: var(--muted); font-size: .95rem; }
.gallery--three { columns: 3; }
.gallery--three .gallery__item:nth-child(3n+1) .gallery__media img { aspect-ratio: auto; }

/* ---------- Project cards ---------- */
.projects { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(1rem, 2vw, 1.75rem); margin-bottom: clamp(3rem, 7vw, 5.5rem); }
.project { display: flex; flex-direction: column; text-align: left; padding: 0; border: 0; background: none; color: inherit; font: inherit; cursor: pointer; }
.project__media { display: block; overflow: hidden; border-radius: var(--radius); background: var(--bg-soft); aspect-ratio: 4/5; }
.project__media img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.1s var(--ease); }
.project:hover .project__media img, .project:focus-visible .project__media img { transform: scale(1.06); }
.project__info { display: grid; grid-template-columns: auto 1fr; gap: .2rem 1rem; padding-top: 1.1rem; }
.project__num { grid-row: span 3; font-size: .8rem; font-weight: 600; letter-spacing: .12em; color: var(--muted); padding-top: .45rem; }
.project__title { font-size: clamp(1.35rem, 2.2vw, 1.9rem); font-weight: 500; letter-spacing: -.01em; color: var(--text); }
.project__descr { color: var(--muted); font-size: .95rem; line-height: 1.5; }
.project__more { margin-top: .5rem; font-size: .78rem; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--text); }
.project__more::after { content: " ↗"; display: inline-block; transition: transform .5s var(--ease); }
.project:hover .project__more::after { transform: translate(3px, -3px); }
.project:focus-visible { outline: 2px solid var(--accent); outline-offset: 6px; border-radius: var(--radius); }
@media (max-width: 1024px) { .gallery--three { columns: 2; } }
@media (max-width: 860px) { .projects { grid-template-columns: 1fr; } .project__media { aspect-ratio: 3/2; } }
@media (max-width: 640px) { .gallery--three { columns: 2; column-gap: .75rem; } .gallery--three .gallery__item { margin-bottom: .75rem; } .gallery--three .gallery__caption { font-size: .82rem; } .gallery--three .gallery__caption::after { width: 26px; height: 26px; } }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
  .loader { display: none; }
  .slide { transition-duration: .3s !important; }
  .slide img, .slide.is-active img { animation: none !important; transform: none; }
  .marquee__track, .record__ring, .burst { animation: none !important; }
  .statement .w { opacity: 1 !important; }
}
[hidden] { display: none !important; }

/* record: role + twin stats */
.record__role { margin-top: 1.6rem; padding: 1.1rem 1.25rem; border: 1px solid var(--stroke); border-radius: calc(var(--radius) * .6); background: var(--surface); max-width: 44rem; }
.record__role p { margin: 0; color: var(--text); line-height: 1.6; }
.record__role .record__role-title { font-size: .72rem; letter-spacing: .16em; text-transform: uppercase; font-weight: 600; color: var(--accent); margin-bottom: .45rem; }
.record__stat { flex-direction: row; flex-wrap: wrap; gap: 1.5rem clamp(2rem, 6vw, 5rem); }
.record__stat-item { display: flex; flex-direction: column; }
@media (max-width: 640px) { .hero__badge { font-size: .7rem; letter-spacing: .07em; white-space: nowrap; padding: .55rem .9rem .55rem .75rem; gap: .5rem; } }

/* record: featured lead photo */
.record__feature { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: clamp(1.5rem, 4vw, 4rem); align-items: end; margin-top: clamp(2.5rem, 6vw, 4.5rem); }
.record__feature-media { display: block; padding: 0; border: 0; background: none; cursor: pointer; width: 100%; }
.record__feature-media .gallery__media img { aspect-ratio: 916/1400; object-fit: cover; transition: transform 1.1s var(--ease); }
.record__feature-media:hover .gallery__media img { transform: scale(1.04); }
.record__feature-title { font-weight: 400; font-size: clamp(1.5rem, 2.8vw, 2.5rem); line-height: 1.15; letter-spacing: -.015em; color: var(--text); margin: .8rem 0; }
.record__feature-text p { color: var(--muted); }
.record__feature-text .tagline { color: var(--accent); }
.record__feature-text .btn-line { margin-top: 1.5rem; }
@media (max-width: 760px) { .record__feature { grid-template-columns: 1fr; } }

/* ---------- Services: solid cards; plain list on narrow screens ---------- */
.stack__inner { background: var(--bg); }
[data-theme="dark"] .stack__inner { background: #1a1b1d; }
[data-theme="light"] .stack__inner, :root .stack__inner { background-color: #c7cbd3; }
[data-theme="dark"] .stack__inner { background-color: #1a1b1d; }
/* stacking on every screen size; earlier cards darken via an overlay, never by opacity */
.stack__item { position: sticky; top: calc(5.5rem + var(--i, 0) * 1rem); }
.stack__inner { position: relative; opacity: 1; box-shadow: 0 -14px 40px -12px rgba(0,0,0,.45); --dim: 0; }
.stack__inner::after { content: ""; position: absolute; inset: 0; border-radius: inherit; background: #000; opacity: var(--dim); pointer-events: none; z-index: 2; }
@media (max-width: 768px) {
  .stack { gap: 1.25rem; padding-bottom: 2rem; }
  .stack__item { top: calc(4.75rem + var(--i, 0) * .75rem); }
  .stack__image { aspect-ratio: 16/8; }
  .stack__title { padding-bottom: 1rem; }
  .stack__text { padding: 1.4rem; }
}

/* tool logos: brand marks sit on a neutral chip so they read in both themes */
.tool { text-align: center; padding: .9rem .6rem; }
.tool__logo { width: 100%; max-width: 150px; height: 64px; border-radius: 12px; background: #fff; display: grid; place-items: center; padding: .55rem .8rem; box-shadow: 0 1px 0 rgba(0,0,0,.06); transition: transform .5s var(--ease); }
.tool__logo--dark { background: #17181a; }
.tool__logo img { max-width: 100%; max-height: 100%; width: auto; height: auto; object-fit: contain; }
.tool:hover .tool__logo { transform: translateY(-2px) scale(1.03); }
.tools { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); }
@media (max-width: 720px) { .tools { grid-template-columns: repeat(2, 1fr); gap: .75rem; } .tool { aspect-ratio: auto; min-height: 128px; font-size: .9rem; } }

/* ---------- About page ---------- */
.hero--page { min-height: 82vh; min-height: 82svh; }
.hero__title--page { font-size: clamp(3rem, 10vw, 9rem); }
.about__actions { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: .75rem; }
.about__actions .btn-line { margin-top: 0; }
.about__cols--story { grid-template-columns: 1.4fr 1fr; align-items: start; margin-top: clamp(2rem, 5vw, 3.5rem); }
.about__portrait img { width: 100%; height: auto; aspect-ratio: 916/1400; object-fit: cover; }
.about__portrait figcaption { margin-top: .8rem; font-size: .9rem; color: var(--muted); }
.about__side { align-self: center; }
.about__side img { width: 100%; height: auto; }
.values { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; margin-bottom: clamp(3rem, 6vw, 4.5rem); }
.value { border: 1px solid var(--stroke); border-radius: var(--radius-s); padding: 1.5rem; background: var(--surface); }
.value__num { font-size: .8rem; font-weight: 600; letter-spacing: .12em; color: var(--accent); }
.value h3 { font-weight: 500; font-size: 1.35rem; color: var(--text); margin: .6rem 0 .5rem; }
.value p { margin: 0; }
@media (max-width: 860px) { .about__cols--story { grid-template-columns: 1fr; } .values { grid-template-columns: 1fr; } }
.tool__logo { display: flex; align-items: center; justify-content: center; overflow: hidden; }
.tool__logo img { height: 42px; width: auto; max-width: 100%; max-height: none; object-fit: contain; }
.tool__logo img[src$=".svg"] { height: 40px; }
/* readability + tap targets on phones */
.slider__dot::before { inset: -20px -4px; }
.record__facts span, .record__role .record__role-title, .record__quote cite { font-size: .78rem; }
@media (max-width: 640px) { .hero__badge { font-size: .75rem; letter-spacing: .05em; } }

/* ---------- Tools: bigger, clearer logos ---------- */
.tools { grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 1rem; }
.tool { aspect-ratio: auto; padding: 1rem; gap: .75rem; justify-content: flex-start; }
.tool__logo, .tool b { width: 100%; max-width: none; height: clamp(92px, 9vw, 120px); border-radius: 14px; padding: .55rem .8rem; }
.tool__logo img { width: 100%; height: 100%; max-width: 100%; max-height: 100%; object-fit: contain; }
.tool__logo img[src$=".svg"] { height: 100%; width: auto; }
.tool b { display: grid; place-items: center; font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 700; letter-spacing: .02em; background: var(--inv-bg); color: var(--inv-text); }
.tool:hover b { transform: translateY(-2px) scale(1.03); }
@media (max-width: 720px) { .tools { grid-template-columns: repeat(2, 1fr); gap: .75rem; } .tool { padding: .7rem; min-height: 0; } .tool__logo, .tool b { height: 96px; padding: .45rem .55rem; } }

/* record gallery links */
.record__more { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: clamp(1.5rem, 4vw, 2.5rem); }
a.project { text-decoration: none; }
.btn-line--solid { background: var(--inv-bg); color: var(--inv-text); border-color: var(--inv-bg); }
@media (min-width: 961px) and (max-width: 1200px) { .logo__text { display: none; } .menu__list { gap: 1.4rem; } }

/* ---------- Knowledge / explore (open on demand) ---------- */
.projects--two { grid-template-columns: repeat(2, 1fr); margin-bottom: 0; }
.projects--two .project__media { aspect-ratio: 16/10; }
.explore .project[aria-expanded="true"] .project__media { outline: 2px solid var(--accent); outline-offset: 4px; }
.explore .project[aria-expanded="true"] .project__more::after { content: " ↑"; }
.knowledge__panel { margin-top: clamp(2rem, 5vw, 3.5rem); }
.knowledge__panel[hidden] { display: none !important; }
.knowledge__close { margin-top: 1.5rem; background: none; font-family: inherit; cursor: pointer; }
.stack__image--contain { background: #fff; }
.stack__image--contain img { object-fit: contain; padding: 1rem; }
.stack__inner:hover .stack__image--contain img { transform: scale(1.03); }
@media (max-width: 860px) { .projects--two { grid-template-columns: 1fr; } .projects--two .project__media { aspect-ratio: 3/2; } }

/* ---------- Intentional "photos coming soon" placeholders ---------- */
.ph-media { position: relative; display: grid; place-items: center; text-align: center; overflow: hidden; color: var(--text);
  background: radial-gradient(120% 90% at 30% 20%, var(--accent-soft), transparent 60%), var(--bg-soft); }
.ph-media::before { content: ""; position: absolute; inset: -20%; opacity: .55;
  background-image: repeating-linear-gradient(45deg, transparent 0 22px, var(--stroke) 22px 23px), repeating-linear-gradient(-45deg, transparent 0 22px, var(--stroke) 22px 23px); }
.ph-media__inner { position: relative; z-index: 1; display: flex; flex-direction: column; align-items: center; gap: .55rem; padding: 1.25rem; }
.ph-media__icon { width: 54px; height: 54px; border-radius: 50%; border: 1px solid var(--stroke-strong); display: grid; place-items: center; background: var(--bg); }
.ph-media__icon svg { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linejoin: round; }
.ph-media b { font-size: .8rem; font-weight: 600; letter-spacing: .16em; text-transform: uppercase; }
.ph-media small { font-size: .95rem; color: var(--muted); }
.stack__image.ph-media { min-height: 220px; }
.project--soon { cursor: default; }
.project--soon .project__more--soon::after { content: ""; }
.ph-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin-bottom: clamp(1.5rem, 4vw, 2.5rem); }
.ph-media--tile { aspect-ratio: 4/3; border-radius: var(--radius); border: 1px dashed var(--stroke-strong); }
@media (max-width: 720px) { .ph-grid { grid-template-columns: 1fr 1fr; } .ph-grid .ph-media--tile:first-child { grid-column: 1 / -1; } }
@media (max-width: 1100px) { .stack__inner { grid-template-columns: minmax(0, 1fr); } }
.stack__image, .stack__text { min-width: 0; }
.stack__image.ph-media { aspect-ratio: auto !important; width: 100%; }

/* ---------- Round 5: knowledge card media ---------- */
button.stack__image { display: block; width: 100%; border: 0; padding: 0; margin: 0; background: none; cursor: pointer; font: inherit; color: inherit; }
.stack__image--chart { background: #fff; }
.stack__image--chart img { object-fit: contain; padding: .5rem; }
.stack__btn { align-self: flex-start; margin-top: 1rem; background: none; font-family: inherit; cursor: pointer; }

/* ---------- Round 6: bigger Knowledge cards (same stacking) ---------- */
.knowledge__wide { margin-top: clamp(2rem, 4vw, 3rem); }
.knowledge .stack { gap: clamp(1.5rem, 3vw, 2.5rem); padding-bottom: clamp(2rem, 6vw, 5rem); }
.knowledge .stack__inner { grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); min-height: min(78vh, 720px); border-radius: clamp(18px, 2vw, 28px); background-color: #c7cbd3; isolation: isolate; }
[data-theme="dark"] .knowledge .stack__inner { background-color: #1a1b1d; }
.knowledge .stack__text { padding: clamp(1.75rem, 4vw, 3.5rem); justify-content: flex-start; }
.knowledge .stack__title { font-size: clamp(2.1rem, 4.6vw, 4.25rem); line-height: 1.04; padding-bottom: clamp(1.25rem, 3vw, 2.5rem); margin-bottom: 0; letter-spacing: -.02em; }
.knowledge .stack__text p { font-size: clamp(1.08rem, 1.5vw, 1.3rem); line-height: 1.55; max-width: 34rem; margin-bottom: clamp(1.25rem, 2.5vw, 2rem); color: var(--text); }
.knowledge .tags { gap: .6rem; }
.knowledge .tags li { font-size: clamp(.95rem, 1.2vw, 1.05rem); padding: .55rem 1.1rem; }
.knowledge .stack__btn { margin-top: clamp(1.25rem, 2.5vw, 2rem); font-size: 1rem; }
.knowledge .stack__image { min-height: 100%; }
.knowledge .stack__image--contain { background: #fff; }
.knowledge .stack__image--contain img { padding: clamp(1rem, 3vw, 2.5rem); }
@media (max-width: 1100px) {
  .knowledge .stack__inner { grid-template-columns: minmax(0, 1fr); min-height: 0; }
  .knowledge .stack__image { aspect-ratio: auto !important; height: 37vh; min-height: 240px; max-height: 540px; order: -1; }
}
@media (max-width: 720px) {
  .knowledge .inner__content--wide { margin-inline: calc(var(--pad) * -1 + 10px); }
  .knowledge .stack__item { top: calc(4.5rem + var(--i, 0) * .6rem); }
  .knowledge .stack__text { padding: 1.5rem 1.4rem 1.75rem; }
  .knowledge .stack__title { font-size: clamp(2rem, 8.6vw, 2.4rem); padding-bottom: 1rem; }
  .knowledge .stack__text p { font-size: 1.07rem; margin-bottom: 1.25rem; }
}
@media (max-width: 720px) { .knowledge .stack__image img[src*="pattern-01"] { object-position: 50% 22% !important; } }

/* ---------- Round 7: compact two-column Record ---------- */
.rec2 { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: clamp(1.25rem, 3vw, 2.5rem); align-items: stretch; }
.rec2__card { display: flex; flex-direction: column; gap: clamp(1rem, 2vw, 1.4rem); padding: clamp(1.4rem, 3vw, 2.6rem); }
.rec2__head { display: flex; align-items: center; gap: clamp(1rem, 2.4vw, 1.75rem); position: relative; z-index: 1; }
.rec2__badge { width: clamp(78px, 8vw, 108px); grid-row: auto; align-self: center; flex: none; }
.rec2__head .tagline { color: var(--accent); margin-bottom: .5rem; }
.rec2__head .record__title { font-size: clamp(1.5rem, 2.6vw, 2.4rem); margin: 0; }
.rec2__story { margin: 0; color: var(--text); max-width: 40rem; position: relative; z-index: 1; }
.rec2__stats { display: flex; flex-wrap: wrap; gap: 1rem clamp(1.5rem, 4vw, 3.5rem); border-top: 1px solid var(--stroke); padding-top: 1rem; position: relative; z-index: 1; }
.rec2__stats .record__num { font-size: clamp(2.1rem, 4.2vw, 3.6rem); }
.rec2__stats .record__label { margin-top: .35rem; }
.rec2__quote { margin: 0; font-size: clamp(.95rem, 1.2vw, 1.05rem); position: relative; z-index: 1; }
.rec2__actions { display: flex; flex-wrap: wrap; gap: .6rem; margin-top: auto; position: relative; z-index: 1; }
.rec2__btn { background: none; font-family: inherit; cursor: pointer; }
.rec2__photo { margin: 0; display: flex; flex-direction: column; min-height: 0; }
.rec2__media { display: block; flex: 1; padding: 0; border: 0; background: none; cursor: pointer; width: 100%; min-height: 0; }
.rec2__media .gallery__media { height: 100%; }
.rec2__media img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 40%; transition: transform 1.1s var(--ease); }
.rec2__media:hover img { transform: scale(1.04); }
.rec2__photo figcaption { margin-top: .7rem; font-size: .85rem; color: var(--muted); }
@media (max-width: 860px) {
  .rec2 { grid-template-columns: 1fr; }
  .rec2__photo { order: -1; }
  .rec2__media img { aspect-ratio: 1 / 1; height: auto; object-position: 50% 42%; }
}
.rec2__media { position: relative; }
@media (min-width: 861px) { .rec2__media { min-height: 460px; } .rec2__media .gallery__media { position: absolute; inset: 0; } }

/* ---------- Round 7: Knowledge card slideshows ---------- */
.stack__image--slides { position: relative; overflow: hidden; background: #111; }
.stack__image--slides .kslide { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; transform: scale(1.0); transition: opacity 1.1s ease, transform 4.8s linear; }
.stack__image--slides .kslide.is-on { opacity: 1; transform: scale(1.08); z-index: 1; }
.stack__inner:hover .stack__image--slides img { transform: scale(1.08); }
.stack__image--slides .kslide--contain-light { object-fit: contain; background: #fff; padding: clamp(1rem, 3vw, 2rem); }
.stack__image--slides .kslide--contain-dark { object-fit: contain; background: #2b2d30; }
@media (prefers-reduced-motion: reduce) { .stack__image--slides .kslide { transition: none; transform: none !important; } }
.rec2__card { align-items: stretch; }
@media (max-width: 520px) { .rec2__badge { width: 64px; } .rec2__head { gap: .9rem; align-items: flex-start; } .rec2__head .tagline { font-size: .78rem; } .rec2__card { padding: 1.3rem; } .rec2__stats .record__num { font-size: 2.2rem; } }
.stack__image--slides .kslide--contain-light.is-on, .stack__image--slides .kslide--contain-dark.is-on { transform: scale(1.03); }
@media (max-width: 520px) { .rec2__actions .btn-line--small { padding: .65rem 1rem; font-size: .85rem; } }

/* ---------- Round 8: header (no flicker) ---------- */
.header { transform: translate3d(0, 0, 0); will-change: transform; backface-visibility: hidden; -webkit-backface-visibility: hidden;
  transition: padding .3s var(--ease), background-color .3s, border-color .3s, transform .38s cubic-bezier(.22, 1, .36, 1); }
.header.is-hidden { transform: translate3d(0, -100%, 0); }
/* Touch devices: no backdrop-filter (iOS repaints/flickers it while the header moves) — use a near-solid tint */
@media (hover: none), (max-width: 960px) {
  .header.is-scrolled { backdrop-filter: none; -webkit-backdrop-filter: none; background: rgba(190, 194, 203, .97); }
  [data-theme="dark"] .header.is-scrolled { background: rgba(20, 21, 22, .97); }
  .slider__arrow { backdrop-filter: none; -webkit-backdrop-filter: none; background: rgba(10, 10, 12, .38); }
}
@media (prefers-reduced-motion: reduce) { .header { transition: background-color .2s; } }

/* ---------- Round 8: hero slider — faster, crisp transitions ---------- */
.slide { transition: opacity .9s cubic-bezier(.4, 0, .2, 1); }
.slide.is-active { z-index: 2; }
.slide.is-leaving { opacity: 1; z-index: 1; transition: none; }
.slide.is-active img, .slide.is-leaving img { animation-duration: 6s; }
.slider__arrow, .slider__dot { touch-action: manipulation; -webkit-tap-highlight-color: transparent; }
@media (hover: none) { .slider__arrow:hover { background: rgba(10, 10, 12, .38); color: #f2f5fc; border-color: rgba(242,245,252,.38); } .slider__arrow--prev:hover svg, .slider__arrow--next:hover svg { transform: none; } }
@media (max-width: 720px) { .slider__dot { height: 4px; } .slider__dot::before { inset: -14px -3px; } }

/* ---------- Round 8: LinkedIn social link ---------- */
.socials__link { min-height: 64px; }
.socials__name { display: inline-flex; align-items: center; gap: .85rem; }
.socials__icon { width: 30px; height: 30px; flex: none; border-radius: 5px; display: block; }
.socials__label { font-weight: 500; font-size: clamp(1.25rem, 2vw, 1.5rem); color: var(--text); letter-spacing: -.005em; }
.socials__link .socials__name { transition: none; }
.socials__link:hover .socials__name { transform: none; }
.socials__arrow { font-size: 1.25rem; color: var(--text); }
.socials__link:hover .socials__label { transform: none; }

/* ---------- Round 8: readability (font sizes only, layout unchanged) ---------- */
/* small labels: never below 13px */
.record__quote cite, .project__more, .project__num, .record__label, .cert__meta span, .cert__zoom,
.value__num, .ph-media__inner b, .record__facts span, .record__role .record__role-title { font-size: max(13px, .84rem); }
.hero__badge { font-size: max(13px, .82rem); }
.lines__title small, .rec2__photo figcaption, .about__portrait figcaption, .stat__label { font-size: max(14px, .9rem); }
/* body copy */
.lines__descr, .project__descr { font-size: max(16.5px, 1.02rem); line-height: 1.55; }
.btn-line--small { font-size: max(15px, .95rem); }
@media (max-width: 720px) {
  body { font-size: 17px; }
  .about__text p, .rec2__story, .lines__descr, .project__descr, .subhead__meta, .contact__cols p { font-size: 17px; line-height: 1.6; }
  .rec2__quote { font-size: 16.5px; }
  .tags li { font-size: 15px; }
  .rec2__head .record__title { font-size: 1.65rem; }
  .rec2__actions .btn-line--small { font-size: 15px; }
}
@media (max-width: 520px) { .rec2__head .tagline { font-size: 13.5px; } }

/* ---------- Round 9: contact form ---------- */
.cform { margin-block: clamp(1.75rem, 4vw, 2.75rem) clamp(2rem, 5vw, 3.5rem); }
.cform__hp { position: absolute !important; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.cform__grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(1.1rem, 2.4vw, 1.75rem) clamp(1rem, 2.4vw, 2rem); }
.cform__field { display: flex; flex-direction: column; min-width: 0; }
.cform__field--full { grid-column: 1 / -1; }
.cform__field label { font-size: max(14px, .9rem); font-weight: 600; letter-spacing: .04em; color: var(--text); margin-bottom: .5rem; }
.cform__field label span { color: var(--accent); }
.cform__field label .cform__opt { color: var(--muted); font-weight: 400; letter-spacing: 0; }
.cform input, .cform textarea { width: 100%; font: inherit; font-size: 17px; color: var(--text); background: var(--surface, rgba(255,255,255,.18)); border: 1px solid var(--stroke); border-radius: calc(var(--radius) * .5); padding: .95rem 1.05rem; transition: border-color .25s, box-shadow .25s, background-color .25s; -webkit-appearance: none; appearance: none; }
.cform textarea { resize: vertical; min-height: 150px; line-height: 1.55; }
.cform input::placeholder, .cform textarea::placeholder { color: var(--muted); opacity: .85; }
.cform input:focus, .cform textarea:focus { outline: none; border-color: var(--text); box-shadow: 0 0 0 3px color-mix(in srgb, var(--text) 14%, transparent); }
.cform__field.is-invalid input, .cform__field.is-invalid textarea { border-color: var(--accent); }
.cform__error { min-height: 0; margin: .4rem 0 0; font-size: 14px; color: var(--accent); }
.cform__error:empty { display: none; }
.cform__actions { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem 1.5rem; margin-top: clamp(1.25rem, 3vw, 1.75rem); }
.cform__submit { cursor: pointer; font-family: inherit; min-height: 52px; }
.cform__submit[disabled] { opacity: .65; cursor: progress; }
.cform__status { margin: 0; font-size: 15px; color: var(--muted); }
.cform__status.is-error { color: var(--accent); }
.cform__success { margin-block: clamp(1.75rem, 4vw, 2.75rem); padding: clamp(1.5rem, 4vw, 2.5rem); border: 1px solid var(--stroke); border-radius: var(--radius); background: var(--surface, rgba(255,255,255,.18)); outline: none; }
.cform__success h3 { font-weight: 400; font-size: clamp(1.5rem, 3vw, 2.2rem); line-height: 1.15; color: var(--text); margin: .9rem 0 .5rem; }
.cform__success p { margin: 0 0 1.25rem; }
.cform__tick { display: inline-grid; place-items: center; width: 48px; height: 48px; border-radius: 50%; background: var(--inv-bg); color: var(--inv-text); font-size: 1.4rem; }
.cform__again { background: none; font-family: inherit; cursor: pointer; }
@media (max-width: 860px) { .cform__grid { grid-template-columns: 1fr; } }

/* ---------- Round 10: photo grid overlay ---------- */
.pgrid { position: fixed; inset: 0; z-index: 780; overflow-y: auto; overscroll-behavior: contain; -webkit-overflow-scrolling: touch; background: var(--bg); padding: 0 var(--pad) clamp(2rem, 5vw, 4rem); }
.pgrid[hidden] { display: none; }
html.pgrid-lock, html.pgrid-lock body { overflow: hidden; }
.pgrid__bar { position: sticky; top: 0; z-index: 2; display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding-block: clamp(1rem, 2.4vw, 1.6rem); margin-bottom: clamp(.75rem, 2vw, 1.5rem); background: var(--bg); border-bottom: 1px solid var(--stroke); }
.pgrid__head { min-width: 0; }
.pgrid__count { margin: 0 0 .25rem; font-size: max(13px, .84rem); font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--accent); }
.pgrid__title { margin: 0; font-weight: 400; font-size: clamp(1.5rem, 3.4vw, 2.6rem); line-height: 1.1; letter-spacing: -.015em; color: var(--text); overflow-wrap: anywhere; }
.pgrid__close { flex: none; display: inline-flex; align-items: center; gap: .6rem; min-height: 48px; padding: 0 1.2rem 0 1rem; border-radius: 999px; border: 1px solid var(--stroke-strong); background: var(--inv-bg); color: var(--inv-text); font: inherit; font-size: 15px; font-weight: 500; cursor: pointer; touch-action: manipulation; }
.pgrid__close span { font-size: 1rem; }
.pgrid__close em { font-style: normal; }
.pgrid__tiles { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: clamp(.6rem, 1.4vw, 1.1rem); }
@media (max-width: 1200px) { .pgrid__tiles { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (max-width: 720px) { .pgrid__tiles { grid-template-columns: repeat(2, minmax(0, 1fr)); } .pgrid__close em { display: none; } .pgrid__close { width: 48px; padding: 0; justify-content: center; } }
.pgrid__tile { position: relative; display: block; width: 100%; aspect-ratio: 4 / 5; padding: 0; border: 0; border-radius: calc(var(--radius) * .6); overflow: hidden; background: var(--bg-soft, rgba(0,0,0,.08)); cursor: zoom-in; touch-action: manipulation; -webkit-tap-highlight-color: transparent; }
.pgrid__tile img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .8s var(--ease), filter .4s; }
.pgrid__tile:hover img { transform: scale(1.05); }
.pgrid__tile:focus-visible { outline: 2px solid var(--text); outline-offset: 3px; }
@media (prefers-reduced-motion: reduce) { .pgrid__tile img { transition: none; } }
.section-text strong{font-weight:700;}

/* ---------- Round 11: mobile menu as a true full-screen overlay ---------- */
/* transform / will-change on the header would make it the containing block of the fixed menu,
   so while the menu is open the header drops them (it is always shown then anyway). */
.menu-open .header { transform: none !important; will-change: auto; transition: padding .3s var(--ease), background-color .3s, border-color .3s; }
html.menu-lock, html.menu-lock body { overflow: hidden; overscroll-behavior: none; }
@media (max-width: 960px) {
  .menu { height: 100vh; height: 100dvh; overscroll-behavior: contain; -webkit-overflow-scrolling: touch; }
  .menu-open .menu { z-index: -1; }
}

/* ---------- Round 11: hero slider controls ---------- */
.slider__ui { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: 1.1rem; width: min(400px, calc(100vw - 2 * var(--pad))); }
.slider__arrow { width: 52px; height: 52px; flex: none; }
.slider__meter { display: flex; flex-direction: column; gap: .55rem; min-width: 0; }
.slider__count { display: flex; align-items: baseline; justify-content: space-between; min-width: 0; text-align: left; font-size: 15px; color: #f2f5fc; letter-spacing: .04em; }
.slider__count .slider__current { font-weight: 600; }
.slider__count .slider__sep { margin-inline: .4rem; opacity: .5; }
.slider__count .slider__total { opacity: .7; margin-right: auto; }
.slider__progress { position: relative; height: 2px; border-radius: 2px; background: rgba(242,245,252,.28); overflow: hidden; }
.slider__progress i { position: absolute; inset: 0; background: #f2f5fc; transform-origin: left; transform: scaleX(0); animation: dotfill var(--interval, 3.8s) linear forwards; }
.hero.is-paused .slider__progress i { animation-play-state: paused; }
.slider__dots { position: absolute; right: 0; bottom: calc(100% + 1.1rem); display: flex; gap: .45rem; }
.slider__dot { width: 8px; height: 8px; border-radius: 999px; background: rgba(242,245,252,.4); transition: width .45s var(--ease), background-color .3s; }
.slider__dot i { display: none; }
.slider__dot.is-active { width: 26px; background: #f2f5fc; }
.slider__dot::before { inset: -10px -4px; }
@media (prefers-reduced-motion: reduce) { .slider__progress i { animation: none; transform: scaleX(var(--p, 0)); } .slider__dot { transition: none; } }
@media (max-width: 720px) {
  .slider__ui { left: var(--pad); right: var(--pad); width: auto; bottom: max(1.5rem, env(safe-area-inset-bottom)); gap: .9rem; justify-content: initial; }
  .slider__arrow { width: 46px; height: 46px; order: initial; }
  .slider__arrow--prev, .slider__arrow--next, .slider__count, .slider__dots { order: initial; }
  .slider__count { display: flex; font-size: 14px; }
  .slider__dots { display: none; }
}