/* Tamanna Santa portfolio: public site styles (v2, red and black) */
:root {
  --accent: #e8121d;
  --accent-deep: color-mix(in srgb, var(--accent) 45%, #000);
  --accent-soft: color-mix(in srgb, var(--accent) 16%, transparent);
  --on-accent: #fff;
  --lv2: color-mix(in srgb, var(--accent) 55%, #ffb199);
  --lv3: color-mix(in srgb, var(--accent) 40%, #ffb08f);
  --bg: #060606;
  --bg-deep: #000;
  --panel: #111113;
  --panel-2: #19191c;
  --line: #2a2a2f;
  --text: #f6f3f3;
  --soft: #d5cfcf;
  --muted: #a29b9b;
  --wave-end: #000;
  --wave-op: .5;
  --shadow: 0 24px 50px -28px rgba(0, 0, 0, .9);
  --ok: #2fbf71;
  --danger: #ff6b6b;
  --r-lg: 24px;
  --r-md: 16px;
  --display: 'Bricolage Grotesque', 'Hind Siliguri', 'Segoe UI', system-ui, sans-serif;
  --body: 'Figtree', 'Hind Siliguri', 'Segoe UI', system-ui, -apple-system, sans-serif;
  --ease: cubic-bezier(.2, .7, .2, 1);
  color-scheme: dark;
}
:root[data-theme="light"] {
  --bg: #f7f3f2;
  --bg-deep: #fff;
  --panel: #ffffff;
  --panel-2: #f6efee;
  --line: #e7dcda;
  --text: #1b1112;
  --soft: #3d3133;
  --muted: #736668;
  --wave-end: #f7f3f2;
  --wave-op: .2;
  --lv2: color-mix(in srgb, var(--accent) 70%, #ff8a5c);
  --lv3: color-mix(in srgb, var(--accent) 55%, #7a2a00);
  --shadow: 0 24px 50px -30px rgba(90, 20, 20, .35);
  color-scheme: light;
}
:root[lang="bn"] { --body: 'Hind Siliguri', 'Figtree', system-ui, sans-serif; --display: 'Hind Siliguri', 'Bricolage Grotesque', system-ui, sans-serif; }

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: var(--body); font-size: 16px; line-height: 1.6; min-height: 100vh; overflow-x: hidden; transition: background .4s, color .4s; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; padding: 0; }
h1, h2, h3, h4, p, ul, ol { margin: 0; padding: 0; }
ul, ol { list-style: none; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 6px; }
::selection { background: var(--accent); color: #fff; }
.w0 { stop-color: var(--accent); }
.w1 { stop-color: var(--wave-end); }

/* Red waves behind everything */
.backdrop { position: fixed; inset: 0; z-index: -1; overflow: hidden; pointer-events: none; opacity: var(--wave-op); }
.backdrop svg { position: absolute; inset: -6%; width: 112%; height: 112%; animation: drift 28s ease-in-out infinite alternate; }
@keyframes drift { to { transform: translate(-2.5%, 2%) scale(1.06) rotate(1.2deg); } }

/* ---------- Top strip: brand, language, theme ---------- */
.util { max-width: 1240px; margin: 0 auto; padding: 12px 14px 0; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-family: var(--display); font-weight: 700; font-size: 1.05rem; letter-spacing: -.01em; }
.brand i { width: 34px; height: 34px; border-radius: 11px; display: grid; place-items: center; background: linear-gradient(140deg, var(--accent), var(--accent-deep)); color: #fff; box-shadow: 0 8px 20px -8px var(--accent); }
.brand i svg { width: 15px; height: 15px; margin-left: 2px; }
.util-r { display: flex; align-items: center; gap: 8px; }
.seg { display: inline-flex; padding: 3px; border-radius: 12px; background: var(--panel); border: 1px solid var(--line); }
.seg button { min-height: 34px; padding: 3px 12px; border-radius: 9px; font-size: .84rem; font-weight: 600; color: var(--muted); transition: background .25s, color .25s; }
.seg button.on { background: var(--accent); color: #fff; }
.tbtn { width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center; background: var(--panel); border: 1px solid var(--line); color: var(--text); transition: transform .4s var(--ease), border-color .25s, color .25s; }
.tbtn:hover { border-color: var(--accent); color: var(--accent); transform: rotate(18deg); }
.tbtn svg { width: 19px; height: 19px; }

/* ---------- Layout ---------- */
.layout { max-width: 1240px; margin: 0 auto; padding: 12px 12px 108px; display: grid; gap: 14px; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--r-lg); box-shadow: var(--shadow); transition: background .4s, border-color .4s; }
.main { position: relative; min-width: 0; }
.page { padding: 20px 16px 26px; }

/* ---------- Profile card ---------- */
.side { padding: 0; overflow: hidden; position: relative; }
.side-cover { position: relative; height: 76px; background: #000; overflow: hidden; }
.side-cover svg { position: absolute; inset: 0; width: 100%; height: 100%; animation: heroDrift 16s ease-in-out infinite alternate; }
.side-cover .w1 { stop-color: #000; }
.side-cover::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 40%, var(--panel)); }
.side-in { position: relative; padding: 0 16px 16px; }
.side-top { display: flex; align-items: flex-start; gap: 14px; margin-top: -36px; }
.avatar { position: relative; width: 86px; height: 86px; flex: none; border-radius: 26px; padding: 3px; overflow: hidden; isolation: isolate; box-shadow: 0 0 0 4px var(--panel), 0 14px 28px -12px var(--accent); }
.avatar::before { content: ''; position: absolute; inset: -40%; z-index: -1; background: conic-gradient(from 0deg, var(--accent), #000 30%, var(--accent) 55%, #ff9d8a 75%, var(--accent)); animation: spin 7s linear infinite; }
.avatar img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 30%; border-radius: 23px; background: var(--panel-2); }
@keyframes spin { to { transform: rotate(360deg); } }
.who { min-width: 0; flex: 1; margin-top: 44px; }
.who .name { font-family: var(--display); font-size: 1.22rem; font-weight: 700; line-height: 1.15; letter-spacing: -.01em; }
.role { display: inline-flex; align-items: center; margin-top: 8px; padding: 4px 11px; border-radius: 8px; background: var(--panel-2); border: 1px solid var(--line); font-size: .8rem; min-height: 28px; }
.role .caret { width: 2px; height: 1em; margin-left: 2px; background: var(--accent); animation: blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }
.side-toggle { position: absolute; z-index: 2; top: 10px; right: 10px; min-height: 36px; padding: 6px 12px; border-radius: 999px; background: rgba(0, 0, 0, .5); -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); border: 1px solid rgba(255, 255, 255, .22); color: #fff; font-size: .76rem; font-weight: 600; display: flex; align-items: center; gap: 6px; }
.side-toggle svg { width: 16px; height: 16px; transition: transform .3s var(--ease); }
.side.open .side-toggle svg { transform: rotate(180deg); }
.side-more { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .45s var(--ease); }
.side.open .side-more { grid-template-rows: 1fr; }
.side-more > div { overflow: hidden; min-height: 0; }
.side-rule { height: 1px; background: var(--line); margin: 16px 0; }
.side-bar { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 10px; margin-top: 14px; }
.status { display: inline-flex; align-items: center; gap: 9px; padding: 6px 13px 6px 11px; border-radius: 999px; background: var(--panel-2); border: 1px solid var(--line); font-size: .8rem; font-weight: 500; }
.status b { width: 9px; height: 9px; flex: none; border-radius: 50%; background: var(--ok); animation: pulse 2s infinite; }
.quick { display: flex; gap: 8px; }
.quick a { width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center; background: var(--panel-2); border: 1px solid var(--line); color: var(--accent); transition: transform .25s var(--ease), background .25s, color .25s, border-color .25s; }
.quick a svg { width: 18px; height: 18px; }
.quick a:hover { background: var(--accent); border-color: var(--accent); color: #fff; transform: translateY(-3px); }
.quick a.wa { color: #1faf5a; }
.quick a.wa:hover { background: #1faf5a; border-color: #1faf5a; color: #fff; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(47, 191, 113, .6); } 70% { box-shadow: 0 0 0 9px rgba(47, 191, 113, 0); } 100% { box-shadow: 0 0 0 0 rgba(47, 191, 113, 0); } }
.contacts { display: grid; gap: 12px; }
.contacts a, .contacts div.ci { display: flex; align-items: center; gap: 12px; min-width: 0; }
.ico { width: 42px; height: 42px; flex: none; border-radius: 13px; display: grid; place-items: center; background: var(--panel-2); border: 1px solid var(--line); color: var(--accent); transition: transform .3s var(--ease), background .3s, color .3s; }
.ico svg { width: 19px; height: 19px; }
.contacts a:hover .ico { transform: translateY(-2px) rotate(-6deg); background: var(--accent); color: #fff; }
.contacts small { display: block; color: var(--muted); font-size: .74rem; line-height: 1.2; }
.contacts span.v { display: block; font-size: .88rem; line-height: 1.3; overflow-wrap: anywhere; }
.socials { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.socials a { width: 38px; height: 38px; border-radius: 11px; display: grid; place-items: center; color: var(--muted); border: 1px solid var(--line); transition: color .25s, transform .25s var(--ease), border-color .25s, background .25s; }
.socials a:hover { color: #fff; background: var(--accent); border-color: var(--accent); transform: translateY(-3px); }
.socials svg { width: 18px; height: 18px; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 9px; min-height: 46px; padding: 10px 20px; border-radius: 13px; font-weight: 650; font-size: .95rem; color: var(--on-accent); background: linear-gradient(135deg, var(--accent), color-mix(in srgb, var(--accent) 70%, #000)); position: relative; overflow: hidden; transition: transform .25s var(--ease), box-shadow .25s; }
.btn::after { content: ''; position: absolute; top: 0; bottom: 0; left: -60%; width: 40%; background: linear-gradient(100deg, transparent, rgba(255, 255, 255, .35), transparent); transform: skewX(-20deg); transition: left .6s var(--ease); }
.btn:hover::after { left: 120%; }
.btn svg { width: 18px; height: 18px; }
.btn:hover { transform: translateY(-2px); box-shadow: 0 12px 28px -10px var(--accent); }
.btn:active { transform: translateY(0) scale(.98); }
.btn.ghost { background: transparent; color: var(--text); border: 1px solid var(--line); }
.btn.ghost::after { display: none; }
.btn.ghost:hover { border-color: var(--accent); color: var(--accent); box-shadow: none; }
.btn.wa { background: #1faf5a; color: #fff; }
.btn.wa:hover { box-shadow: 0 12px 28px -10px #1faf5a; }
.side .btn { width: 100%; margin-top: 16px; }
.side .btn + .btn { margin-top: 8px; }

/* ---------- Navigation ---------- */
.nav { position: fixed; left: 0; right: 0; bottom: 0; z-index: 40; background: color-mix(in srgb, var(--panel) 86%, transparent); -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px); border-top: 1px solid var(--line); border-radius: 18px 18px 0 0; padding-bottom: env(safe-area-inset-bottom, 0px); }
.nav ul { display: flex; justify-content: space-around; padding: 0 6px; overflow-x: auto; scrollbar-width: none; }
.nav ul::-webkit-scrollbar { display: none; }
.nav a { display: flex; flex-direction: column; align-items: center; gap: 3px; padding: 10px 10px 9px; min-width: 60px; color: var(--muted); font-size: .7rem; font-weight: 500; position: relative; transition: color .25s; white-space: nowrap; }
.nav a svg { width: 21px; height: 21px; transition: transform .3s var(--ease); }
.nav a:hover { color: var(--text); }
.nav a.on { color: var(--accent); }
.nav a.on svg { transform: translateY(-2px); }
.nav a.on::after { content: ''; position: absolute; top: 0; left: 26%; right: 26%; height: 3px; border-radius: 0 0 4px 4px; background: var(--accent); animation: grow .5s var(--ease) both; }
@keyframes grow { from { transform: scaleX(0); } }

/* ---------- Hero ---------- */
.hero { position: relative; overflow: hidden; border-radius: 20px; background: #000; color: #fff; padding: 62px 20px 22px; margin-bottom: 28px; min-height: 250px; display: flex; flex-direction: column; justify-content: flex-end; isolation: isolate; }
.hero > svg { position: absolute; inset: 0; width: 100%; height: 100%; z-index: -2; animation: heroDrift 18s ease-in-out infinite alternate; transform-origin: 60% 40%; }
.hero .w1 { stop-color: #000; }
@keyframes heroDrift { to { transform: scale(1.14) translate(-2%, 2%) rotate(-1.5deg); } }
.hero::before { content: ''; position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, rgba(0, 0, 0, .1), rgba(0, 0, 0, .62)); }
.hero h1 { font-family: var(--display); font-size: clamp(1.9rem, 7.4vw, 3.3rem); font-weight: 750; letter-spacing: -.03em; line-height: 1.02; max-width: 14ch; text-wrap: balance; }
:root[lang="bn"] .hero h1 { line-height: 1.25; letter-spacing: 0; max-width: 16ch; }
.hero h1 .wd { display: inline-block; }
.motion .hero h1 .wd { opacity: 0; transform: translateY(.5em) rotate(4deg); animation: wordin .7s var(--ease) forwards; animation-delay: calc(.35s + var(--w) * 70ms); }
@keyframes wordin { to { opacity: 1; transform: none; } }
.hero p { margin-top: 12px; max-width: 46ch; color: rgba(255, 255, 255, .86); font-size: 1rem; }
.hero .acts { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.hero .btn.ghost { color: #fff; border-color: rgba(255, 255, 255, .4); background: rgba(0, 0, 0, .25); -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); }
.hero .btn.ghost:hover { border-color: #fff; color: #fff; }
.hero .scrub { position: absolute; top: 18px; left: 20px; margin: 0; color: rgba(255, 255, 255, .8); }
.hero .scrub .track { background: rgba(255, 255, 255, .2); }
.hero .scrub .track::before { background: #fff; }

/* ---------- Page heading with the little scrubber ---------- */
.phead { margin-bottom: 22px; }
.phead h1 { font-family: var(--display); font-size: clamp(1.9rem, 6vw, 2.6rem); font-weight: 750; letter-spacing: -.025em; line-height: 1.1; }
.scrub { display: flex; align-items: center; gap: 12px; margin-top: 14px; color: var(--muted); font-size: .78rem; font-variant-numeric: tabular-nums; letter-spacing: .02em; }
.scrub .track { position: relative; width: 132px; height: 6px; border-radius: 3px; background: var(--panel-2); overflow: hidden; }
.scrub .track::before { content: ''; position: absolute; inset: 0; transform-origin: left; background: linear-gradient(90deg, var(--accent-deep), var(--accent)); animation: fill 14s linear infinite; }
@keyframes fill { from { transform: scaleX(0); } to { transform: scaleX(1); } }
.sec { margin-top: 36px; }
.sec:first-child { margin-top: 0; }
.sec > h2 { font-family: var(--display); font-size: 1.38rem; font-weight: 700; letter-spacing: -.015em; margin-bottom: 16px; display: flex; align-items: center; gap: 12px; }
.sec > h2::after { content: ''; flex: 1; height: 1px; background: linear-gradient(90deg, var(--line), transparent); }
.lead p { color: var(--soft); max-width: 68ch; }
.lead p + p { margin-top: 12px; }
.muted { color: var(--muted); }

/* ---------- Cards with pointer light ---------- */
.spot { position: relative; background: var(--panel-2); border: 1px solid var(--line); border-radius: var(--r-md); overflow: hidden; transition: border-color .3s, transform .35s var(--ease), background .4s; }
.spot::before { content: ''; position: absolute; inset: 0; pointer-events: none; opacity: 0; transition: opacity .35s; background: radial-gradient(280px circle at var(--mx, 50%) var(--my, 50%), color-mix(in srgb, var(--accent) 26%, transparent), transparent 70%); }
.spot:hover::before { opacity: 1; }
.spot > * { position: relative; }

.stats { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.stat { padding: 16px; }
.stat strong { display: block; font-family: var(--display); font-size: 2.3rem; font-weight: 750; line-height: 1; color: var(--accent); font-variant-numeric: tabular-nums; }
.stat > span { display: block; margin-top: 8px; font-size: .84rem; color: var(--muted); line-height: 1.35; }

.doing { display: grid; gap: 12px; }
.doing li { display: flex; gap: 14px; padding: 18px; }
.doing li:hover { border-color: color-mix(in srgb, var(--accent) 60%, var(--line)); transform: translateY(-3px); }
.doing .ico { width: 48px; height: 48px; background: linear-gradient(140deg, var(--accent), var(--accent-deep)); color: #fff; border: 0; }
.doing h3 { font-size: 1.04rem; font-weight: 650; margin-bottom: 4px; }
.doing p { font-size: .9rem; color: var(--muted); }
.doing li:hover .ico { transform: rotate(-8deg) scale(1.08); }

/* ---------- Software: rolling 3D cubes ---------- */
.cubes { display: grid; grid-template-columns: repeat(auto-fill, minmax(96px, 1fr)); gap: 30px 10px; padding: 26px 8px 20px; }
.cube-w { display: grid; justify-items: center; gap: 22px; text-align: center; perspective: 700px; }
.cube-t { --s: 66px; width: var(--s); height: var(--s); transform-style: preserve-3d; transform: rotateX(-14deg) rotateY(-24deg); transition: transform .5s var(--ease); position: relative; }
.cube-w:hover .cube-t { transform: rotateX(-8deg) rotateY(18deg) scale(1.08); }
.cube { position: absolute; inset: 0; transform-style: preserve-3d; animation: roll 9s cubic-bezier(.75, 0, .25, 1) infinite; animation-delay: calc(var(--i) * -1.3s); }
.cube-w:hover .cube { animation-play-state: paused; }
.cube span { position: absolute; inset: 0; display: grid; place-items: center; border-radius: 13px; font-family: 'Bricolage Grotesque', sans-serif; font-weight: 750; font-size: 1.7rem; letter-spacing: -.03em; color: var(--c); background: color-mix(in srgb, var(--c) 16%, #08080a); border: 2px solid var(--c); backface-visibility: hidden; box-shadow: inset 0 0 22px color-mix(in srgb, var(--c) 30%, transparent); }
.cube span.pc { font-size: 1.15rem; color: #fff; background: color-mix(in srgb, var(--c) 62%, #08080a); }
.cube span:nth-child(1) { transform: translateZ(calc(var(--s) / 2)); }
.cube span:nth-child(2) { transform: rotateX(90deg) translateZ(calc(var(--s) / 2)); }
.cube span:nth-child(3) { transform: rotateX(180deg) translateZ(calc(var(--s) / 2)); }
.cube span:nth-child(4) { transform: rotateX(270deg) translateZ(calc(var(--s) / 2)); }
.cube span:nth-child(5) { transform: rotateY(90deg) translateZ(calc(var(--s) / 2)); background: color-mix(in srgb, var(--c) 40%, #08080a); }
.cube span:nth-child(6) { transform: rotateY(-90deg) translateZ(calc(var(--s) / 2)); background: color-mix(in srgb, var(--c) 40%, #08080a); }
@keyframes roll { 0%, 16% { transform: rotateX(0); } 25%, 41% { transform: rotateX(-90deg); } 50%, 66% { transform: rotateX(-180deg); } 75%, 91% { transform: rotateX(-270deg); } 100% { transform: rotateX(-360deg); } }
.cube-w::after { content: ''; grid-row: 2; width: 62px; height: 10px; margin: -12px 0 -6px; border-radius: 50%; background: radial-gradient(closest-side, color-mix(in srgb, var(--c) 55%, transparent), transparent); filter: blur(3px); }
.cube-w b { font-size: .9rem; font-weight: 650; line-height: 1.2; }
.cube-w .lvl { display: block; width: 74px; height: 4px; margin: 7px auto 0; border-radius: 2px; background: var(--line); overflow: hidden; }
.cube-w .lvl i { display: block; height: 100%; width: var(--w); background: var(--c); border-radius: 2px; }

.cta { margin-top: 36px; padding: 24px; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; background: linear-gradient(135deg, var(--accent-soft), transparent 60%), var(--panel-2); }
.cta h3 { font-family: var(--display); font-size: 1.3rem; font-weight: 700; letter-spacing: -.01em; }
.cta p { color: var(--muted); font-size: .92rem; }
.cta .acts { display: flex; flex-wrap: wrap; gap: 10px; }

/* ---------- Resume ---------- */
.tl { position: relative; padding-left: 26px; display: grid; gap: 22px; }
.tl::before { content: ''; position: absolute; left: 6px; top: 8px; bottom: 8px; width: 2px; background: linear-gradient(180deg, var(--accent), var(--line)); transform-origin: top; }
.tl li { position: relative; }
.tl li::before { content: ''; position: absolute; left: -26px; top: 6px; width: 14px; height: 14px; border-radius: 50%; background: var(--panel); border: 3px solid var(--accent); box-shadow: 0 0 0 4px var(--panel), 0 0 14px var(--accent); }
.tl h3 { font-size: 1.04rem; font-weight: 650; line-height: 1.3; }
.tl .org { color: var(--accent); font-size: .9rem; font-weight: 600; }
.tl time { display: inline-block; margin: 6px 0; padding: 2px 10px; border-radius: 7px; background: var(--panel-2); border: 1px solid var(--line); font-size: .78rem; color: var(--muted); font-variant-numeric: tabular-nums; }
.tl p { color: var(--muted); font-size: .92rem; max-width: 66ch; }
.certs { display: grid; gap: 12px; }
.cert { display: flex; gap: 14px; padding: 16px; align-items: center; }
.cert:hover { border-color: color-mix(in srgb, var(--accent) 60%, var(--line)); transform: translateY(-3px); }
.cert .pic { width: 76px; height: 58px; flex: none; border-radius: 10px; overflow: hidden; display: grid; place-items: center; background: linear-gradient(140deg, var(--accent), var(--accent-deep)); color: #fff; }
.cert .pic svg { width: 26px; height: 26px; }
.cert .pic img { width: 100%; height: 100%; object-fit: cover; }
button.pic { cursor: zoom-in; }
.cert h3 { font-size: 1rem; font-weight: 650; line-height: 1.3; }
.cert p { font-size: .86rem; color: var(--muted); }
.cert a { display: inline-block; margin-top: 4px; font-size: .84rem; font-weight: 650; color: var(--accent); }
.cert a:hover { text-decoration: underline; }
.skills { display: grid; gap: 16px; padding: 20px; }
.skill .row { display: flex; justify-content: space-between; gap: 10px; font-size: .92rem; font-weight: 600; margin-bottom: 8px; }
.skill .row span { color: var(--muted); font-weight: 500; font-variant-numeric: tabular-nums; }
.bar { height: 8px; border-radius: 4px; background: var(--panel); overflow: hidden; }
.bar i { display: block; height: 100%; width: var(--w, 0%); border-radius: 4px; background: linear-gradient(90deg, var(--accent-deep), var(--accent)); }
.langs { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 12px; }
.lang { padding: 14px 16px; }
.lang strong { display: block; font-weight: 650; }
.lang span { color: var(--muted); font-size: .84rem; }

/* ---------- Portfolio ---------- */
.filters { display: grid; gap: 8px; margin-bottom: 20px; }
.frow { display: flex; gap: 8px; overflow-x: auto; padding: 2px 2px 6px; scrollbar-width: none; -webkit-overflow-scrolling: touch; }
.frow::-webkit-scrollbar { display: none; }
.frow.sub { animation: rowin .4s var(--ease) both; }
@keyframes rowin { from { opacity: 0; transform: translateY(-8px); } }
.chip { --lv: var(--accent); --on: #fff; flex: none; display: inline-flex; align-items: center; gap: 8px; min-height: 40px; padding: 7px 15px; border-radius: 12px; border: 1px solid var(--line); background: var(--panel-2); color: var(--muted); font-size: .88rem; font-weight: 500; white-space: nowrap; transition: color .25s, border-color .25s, background .25s, transform .25s var(--ease); }
.frow[data-lv="1"] .chip { --lv: var(--lv2); --on: #1b0a08; }
.frow[data-lv="2"] .chip { --lv: var(--lv3); --on: #1b0a08; }
:root[data-theme="light"] .frow[data-lv="1"] .chip, :root[data-theme="light"] .frow[data-lv="2"] .chip { --on: #fff; }
.chip:hover { color: var(--text); transform: translateY(-2px); border-color: var(--lv); }
.chip.on { color: var(--on); background: var(--lv); border-color: var(--lv); font-weight: 650; }
.chip em { font-style: normal; font-size: .72rem; padding: 1px 7px; border-radius: 999px; background: color-mix(in srgb, var(--text) 10%, transparent); font-variant-numeric: tabular-nums; }
.chip.on em { background: rgba(0, 0, 0, .2); }
.frow.sub::before { content: ''; flex: none; width: 14px; height: 20px; margin: 9px 0 0 8px; border-left: 2px solid var(--line); border-bottom: 2px solid var(--line); border-radius: 0 0 0 7px; }
.crumb { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; font-size: .84rem; color: var(--muted); margin-bottom: 14px; min-height: 22px; }
.crumb b { color: var(--text); font-weight: 600; }
.crumb svg { width: 13px; height: 13px; opacity: .6; }

.vgrid { columns: 2; column-gap: 12px; }
.vcard { --lv: var(--accent); position: relative; display: block; width: 100%; margin-bottom: 12px; break-inside: avoid; border-radius: var(--r-md); overflow: hidden; background: #0c0c0e; border: 1px solid var(--line); text-align: left; color: #fff; aspect-ratio: 16 / 9; transform: translateZ(0); transition: transform .4s var(--ease), border-color .3s, box-shadow .4s; }
.vcard.tall { aspect-ratio: 9 / 16; }
.vcard.pic { cursor: zoom-in; }
.vcard.pic .play { background: rgba(0, 0, 0, .55); -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); box-shadow: 0 0 0 1px rgba(255, 255, 255, .3); }
.vcard.pic::after { background: linear-gradient(180deg, transparent 55%, rgba(0, 0, 0, .88)); }
.vcard .thumb { position: absolute; inset: 0; }
.vcard img { width: 100%; height: 100%; object-fit: cover; transition: transform .7s var(--ease), filter .4s; }
.vcard .ph { position: absolute; inset: 0; background: radial-gradient(120% 90% at 0% 0%, var(--lv), transparent 60%), radial-gradient(90% 80% at 100% 100%, color-mix(in srgb, var(--lv) 60%, #000), transparent 65%), #0a0a0c; transition: transform .7s var(--ease); }
.vcard:hover .ph { transform: scale(1.12) rotate(2deg); }
.vcard::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 38%, rgba(0, 0, 0, .9)); pointer-events: none; }
.vcard .play { position: absolute; top: 50%; left: 50%; z-index: 2; width: 54px; height: 54px; margin: -27px 0 0 -27px; border-radius: 50%; display: grid; place-items: center; background: var(--accent); color: #fff; transform: scale(.6); opacity: 0; transition: transform .35s var(--ease), opacity .3s; box-shadow: 0 0 0 8px rgba(255, 255, 255, .12); }
.vcard .play svg { width: 20px; height: 20px; margin-left: 3px; }
.vcard .vmeta { position: absolute; left: 0; right: 0; bottom: 0; z-index: 2; padding: 12px; }
.vcard .vcat { display: inline-flex; align-items: center; gap: 6px; font-size: .68rem; color: rgba(255, 255, 255, .82); margin-bottom: 3px; }
.vcard .vcat::before { content: ''; width: 7px; height: 7px; border-radius: 2px; background: var(--lv); }
.vcard strong { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; font-size: .86rem; font-weight: 650; line-height: 1.25; }
.vcard:hover, .vcard:focus-visible { transform: translateY(-5px); border-color: var(--accent); box-shadow: 0 20px 36px -20px var(--accent); }
.vcard:hover img { transform: scale(1.08); filter: brightness(.8); }
.vcard:hover .play, .vcard:focus-visible .play { transform: scale(1); opacity: 1; }
.vcard.swap { animation: pop .5s var(--ease) both; animation-delay: calc(var(--i, 0) * 45ms); }
@keyframes pop { from { opacity: 0; transform: translateY(16px) scale(.96); } }
.vgrid + .btn { margin-top: 8px; }
.empty { padding: 34px 20px; text-align: center; border: 1px dashed var(--line); border-radius: var(--r-md); color: var(--muted); }
.empty strong { display: block; color: var(--text); font-family: var(--display); font-size: 1.1rem; margin-bottom: 4px; }

/* Lightbox */
.lb { position: fixed; inset: 0; z-index: 90; display: grid; place-items: center; padding: 16px; background: rgba(0, 0, 0, .9); -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); opacity: 0; visibility: hidden; transition: opacity .3s, visibility .3s; color: #fff; }
.lb.on { opacity: 1; visibility: visible; }
.lb-box { width: min(980px, 100%); transform: scale(.94) translateY(14px); transition: transform .4s var(--ease); }
.lb.on .lb-box { transform: none; }
.lb.tall .lb-box { width: min(420px, 100%, calc((100vh - 170px) * 9 / 16)); }
.lb-frame { position: relative; aspect-ratio: 16 / 9; background: #000; border-radius: var(--r-md); overflow: hidden; border: 1px solid #333; }
.lb.tall .lb-frame { aspect-ratio: 9 / 16; }
.lb.pic .lb-frame { aspect-ratio: auto; max-height: 78vh; display: grid; place-items: center; }
.lb.pic .lb-frame img { max-height: 78vh; width: auto; max-width: 100%; }
.lb-frame iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.lb-frame .none { position: absolute; inset: 0; display: grid; place-items: center; text-align: center; padding: 20px; color: #aaa; font-size: .92rem; }
.lb-info { display: flex; align-items: flex-start; justify-content: space-between; gap: 14px; margin-top: 12px; }
.lb-info h3 { font-family: var(--display); font-size: 1.08rem; font-weight: 650; line-height: 1.25; }
.lb-info p { font-size: .86rem; color: #b5b0b0; margin-top: 2px; }
.lb-nav { display: flex; gap: 8px; flex: none; }
.rbtn { width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center; background: #1c1c20; border: 1px solid #34343a; color: #fff; transition: background .25s, transform .25s var(--ease); }
.rbtn:hover { background: var(--accent); transform: translateY(-2px); }
.rbtn svg { width: 18px; height: 18px; }
.lb-close { position: absolute; top: 12px; right: 12px; z-index: 2; }

/* ---------- Services and packages ---------- */
.gigs { display: grid; gap: 14px; align-items: start; }
.gig { padding: 0; display: flex; flex-direction: column; }
.gig:hover { border-color: color-mix(in srgb, var(--accent) 55%, var(--line)); }
.gig-h { padding: 20px 20px 16px; display: grid; gap: 8px; }
.tag { justify-self: start; padding: 3px 10px; border-radius: 7px; font-size: .74rem; font-weight: 650; color: var(--accent); background: var(--accent-soft); }
.gig h3 { font-family: var(--display); font-size: 1.16rem; font-weight: 700; line-height: 1.25; letter-spacing: -.01em; }
.gig-h p { color: var(--muted); font-size: .9rem; }
.pk-tabs { display: flex; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--panel); }
.pk-tabs button { flex: 1; min-height: 46px; padding: 8px 6px; font-size: .86rem; font-weight: 650; color: var(--muted); position: relative; transition: color .25s; }
.pk-tabs button + button { border-left: 1px solid var(--line); }
.pk-tabs button::after { content: ''; position: absolute; left: 0; right: 0; bottom: -1px; height: 3px; background: var(--accent); transform: scaleX(0); transition: transform .35s var(--ease); }
.pk-tabs button.on { color: var(--text); }
.pk-tabs button.on::after { transform: scaleX(1); }
.pk { padding: 18px 20px 20px; display: none; }
.pk.on { display: block; animation: pkin .4s var(--ease) both; }
@keyframes pkin { from { opacity: 0; transform: translateX(12px); } }
.pk-top { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; }
.pk-top b { font-weight: 650; font-size: .95rem; }
.pk-top .price { font-family: var(--display); font-size: 1.9rem; font-weight: 750; line-height: 1; color: var(--accent); letter-spacing: -.02em; }
.pk > p { margin-top: 8px; font-size: .9rem; color: var(--soft); }
.pk-meta { display: flex; flex-wrap: wrap; gap: 6px 16px; margin-top: 12px; font-size: .84rem; font-weight: 600; }
.pk-meta span { display: inline-flex; align-items: center; gap: 6px; }
.pk-meta svg { width: 16px; height: 16px; color: var(--accent); }
.pk ul { margin-top: 12px; display: grid; gap: 7px; }
.pk li { display: flex; gap: 9px; font-size: .88rem; color: var(--muted); }
.pk li svg { width: 16px; height: 16px; flex: none; margin-top: 3px; color: var(--ok); }
.pk .btn { width: 100%; margin-top: 16px; }
.gig-f { padding: 0 20px 20px; margin-top: auto; }
.gig-f .btn { width: 100%; }
.steps { display: grid; gap: 12px; counter-reset: s; }
.steps li { counter-increment: s; padding: 18px 18px 18px 64px; }
.steps li::after { content: counter(s); position: absolute; left: 18px; top: 18px; width: 32px; height: 32px; border-radius: 10px; display: grid; place-items: center; font-family: var(--display); font-weight: 700; background: linear-gradient(140deg, var(--accent), var(--accent-deep)); color: #fff; }
.steps h3 { font-size: 1rem; font-weight: 650; }
.steps p { color: var(--muted); font-size: .88rem; }

/* ---------- Contact ---------- */
.cgrid { display: grid; gap: 12px; }
.ccard { padding: 16px; display: flex; align-items: center; gap: 14px; min-width: 0; }
a.ccard:hover { transform: translateY(-3px); border-color: var(--accent); }
.ccard small { display: block; color: var(--muted); font-size: .76rem; }
.ccard span.v { display: block; font-weight: 600; font-size: .94rem; overflow-wrap: anywhere; }
.form { display: grid; gap: 14px; }
.form .two { display: grid; gap: 14px; }
.fld { display: grid; gap: 6px; }
.fld label { font-size: .84rem; font-weight: 600; color: var(--soft); }
.fld input, .fld textarea, .fld select { width: 100%; font: inherit; color: var(--text); background: var(--panel-2); border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; min-height: 48px; transition: border-color .25s, box-shadow .25s; }
.fld textarea { min-height: 130px; resize: vertical; }
.fld input:focus, .fld textarea:focus, .fld select:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 4px var(--accent-soft); }
.form .acts { display: flex; flex-wrap: wrap; gap: 10px; }
.form .note { font-size: .8rem; color: var(--muted); }

.foot { padding: 18px; text-align: center; color: var(--muted); font-size: .8rem; border-top: 1px solid var(--line); }

/* ---------- Floating hire buttons ---------- */
.fab { position: fixed; right: 14px; bottom: calc(82px + env(safe-area-inset-bottom, 0px)); z-index: 45; display: flex; flex-direction: column; align-items: flex-end; gap: 10px; }
.fab-list { display: flex; flex-direction: column; align-items: flex-end; gap: 9px; pointer-events: none; }
.fab-list a { display: flex; align-items: center; gap: 10px; opacity: 0; transform: translateY(14px) scale(.7); transition: opacity .25s, transform .35s var(--ease); transition-delay: calc(var(--n) * 35ms); }
.fab.open .fab-list { pointer-events: auto; }
.fab.open .fab-list a { opacity: 1; transform: none; }
.fab-list span { padding: 5px 11px; border-radius: 9px; background: var(--panel); border: 1px solid var(--line); font-size: .8rem; font-weight: 600; box-shadow: var(--shadow); }
.fab-list i { width: 46px; height: 46px; border-radius: 50%; display: grid; place-items: center; background: var(--bc, var(--accent)); color: #fff; font-style: normal; font-weight: 800; font-size: .95rem; letter-spacing: -.03em; box-shadow: 0 10px 22px -8px var(--bc, var(--accent)); transition: transform .25s var(--ease); }
.fab-list a:hover i { transform: scale(1.12) rotate(-6deg); }
.fab-list i svg { width: 22px; height: 22px; }
.fab-main { display: inline-flex; align-items: center; gap: 9px; min-height: 54px; padding: 0 20px 0 16px; border-radius: 999px; background: linear-gradient(135deg, var(--accent), color-mix(in srgb, var(--accent) 65%, #000)); color: #fff; font-weight: 700; font-size: .92rem; box-shadow: 0 14px 30px -10px var(--accent); position: relative; transition: transform .3s var(--ease); }
.fab-main::before { content: ''; position: absolute; inset: 0; border-radius: inherit; border: 2px solid var(--accent); animation: ring 2.4s ease-out infinite; }
@keyframes ring { from { opacity: .9; transform: scale(1); } to { opacity: 0; transform: scale(1.35, 1.7); } }
.fab.open .fab-main::before { animation: none; opacity: 0; }
.fab-main:hover { transform: translateY(-3px); }
.fab-main svg { width: 22px; height: 22px; transition: transform .35s var(--ease); }
.fab.open .fab-main svg { transform: rotate(135deg); }

/* ---------- Maintenance mode ---------- */
.maint { min-height: calc(100vh - 80px); display: grid; place-items: center; padding: 20px 14px 40px; }
.maint-card { width: min(560px, 100%); overflow: hidden; text-align: center; animation: pop .7s var(--ease) both; }
.maint-art { position: relative; height: 150px; background: #000; overflow: hidden; }
.maint-art svg:first-child { position: absolute; inset: 0; width: 100%; height: 100%; animation: heroDrift 14s ease-in-out infinite alternate; }
.maint-art .w1 { stop-color: #000; }
.maint-art::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 45%, var(--panel)); }
.maint-ico { position: absolute; right: 18px; top: 16px; z-index: 1; width: 46px; height: 46px; border-radius: 14px; display: grid; place-items: center; color: #fff; background: rgba(0, 0, 0, .45); border: 1px solid rgba(255, 255, 255, .25); -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); animation: wrench 2.6s var(--ease) infinite; }
.maint-ico svg { width: 22px; height: 22px; }
@keyframes wrench { 0%, 60%, 100% { transform: rotate(0); } 70% { transform: rotate(-22deg); } 80% { transform: rotate(16deg); } 90% { transform: rotate(-8deg); } }
.maint-in { position: relative; padding: 0 22px 28px; }
.maint-in .avatar { width: 96px; height: 96px; margin: -52px auto 0; }
.maint-name { margin-top: 12px; font-size: .9rem; font-weight: 600; color: var(--muted); }
.maint-in h1 { margin-top: 6px; font-family: var(--display); font-size: clamp(2rem, 8vw, 2.8rem); font-weight: 750; letter-spacing: -.03em; line-height: 1.1; }
:root[lang="bn"] .maint-in h1 { letter-spacing: 0; line-height: 1.3; }
.maint-in > p { margin: 12px auto 0; max-width: 42ch; color: var(--soft); }
.maint-until { display: inline-flex !important; align-items: center; gap: 8px; padding: 7px 14px; border-radius: 999px; background: var(--panel-2); border: 1px solid var(--line); font-size: .88rem; }
.maint-until svg { width: 16px; height: 16px; color: var(--accent); flex: none; }
.maint-in .acts { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-top: 22px; }
.maint-in .socials { justify-content: center; }
.mbar { display: flex; align-items: flex-start; justify-content: center; gap: 10px; padding: 10px 14px; background: #f5a524; color: #1b1200; font-size: .84rem; font-weight: 600; line-height: 1.4; }
.mbar svg { width: 17px; height: 17px; flex: none; margin-top: 2px; }
.mbar a { text-decoration: underline; white-space: nowrap; }

/* ---------- Page wipe ---------- */
.wipe { position: fixed; inset: 0; z-index: 100; display: flex; pointer-events: none; }
.wipe i { flex: 1; background: var(--bg-deep); transform: scaleY(0); transform-origin: bottom; transition: transform .42s cubic-bezier(.7, 0, .2, 1); transition-delay: calc(var(--i) * 45ms); }
.wipe i:nth-child(2n) { background: color-mix(in srgb, var(--accent) 10%, var(--bg-deep)); }
.wipe.on i { transform: scaleY(1); transform-origin: top; }
.wipe.on { pointer-events: all; }
.wipe.instant i { transition: none; }
.wipe .ph-line { position: absolute; left: 0; right: 0; top: 50%; height: 2px; background: var(--accent); box-shadow: 0 0 18px var(--accent); transform: scaleX(0); transform-origin: left; opacity: 0; }
.wipe.on .ph-line { opacity: 1; transform: scaleX(1); transition: transform .5s var(--ease) .2s; }

/* ---------- Scroll reveal ---------- */
.motion .rv { opacity: 0; transform: translateY(22px); transition: opacity .7s var(--ease), transform .7s var(--ease), border-color .3s, background .4s; transition-delay: calc(var(--d, 0) * 70ms); }
.motion .rv.in { opacity: 1; transform: none; }
.motion .rv.in:hover { transition-delay: 0s; }
.motion .tl::before { transform: scaleY(0); transition: transform 1.2s var(--ease) .15s; }
.motion .tl.in::before { transform: scaleY(1); }
.motion .bar i { width: 0; transition: width 1.3s var(--ease) .15s; }
.motion .skill.in .bar i { width: var(--w); }

@media (max-width: 559px) {
  .side-toggle span { display: none; }
  .side-toggle { padding: 6px 9px; }
  .vcard:not(.tall) .vcat { display: none; }
  .vcard .vmeta { padding: 10px; }
  .brand span { display: none; }
  .fab-main span { display: none; }
  .fab-main { padding: 0; width: 56px; justify-content: center; }
}
@media (min-width: 560px) {
  .util { padding: 18px 20px 0; }
  .layout { padding: 14px 20px 112px; gap: 18px; }
  .page { padding: 26px 26px 32px; }
  .side-in { padding: 0 22px 22px; }
  .hero { padding: 70px 30px 28px; min-height: 300px; }
  .hero .scrub { left: 30px; top: 24px; }
  .stats { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .doing, .certs { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .cgrid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .form .two { grid-template-columns: 1fr 1fr; }
  .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .vgrid { column-gap: 14px; }
  .vcard { margin-bottom: 14px; }
  .cubes { grid-template-columns: repeat(auto-fill, minmax(128px, 1fr)); }
  .cube-t { --s: 84px; }
}
@media (min-width: 820px) {
  .vgrid { columns: 3; }
  .gigs { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .nav { position: absolute; left: auto; right: 0; top: 0; bottom: auto; width: auto; border-radius: 0 var(--r-lg) 0 var(--r-lg); border: 0; border-left: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--panel-2); padding: 0 12px; -webkit-backdrop-filter: none; backdrop-filter: none; }
  .nav ul { gap: 4px; padding: 0; }
  .nav a { flex-direction: row; font-size: .92rem; padding: 17px 12px; min-width: 0; }
  .nav a svg { display: none; }
  .nav a.on::after { top: auto; bottom: 9px; left: 12px; right: 12px; height: 2px; border-radius: 2px; box-shadow: 0 0 10px var(--accent); }
  .layout { padding-bottom: 44px; }
  .page { padding: 76px 32px 38px; }
  .fab { right: 24px; bottom: 24px; }
}
@media (min-width: 1100px) {
  .util { padding: 26px 24px 0; }
  .layout { grid-template-columns: 300px minmax(0, 1fr); align-items: start; gap: 24px; padding: 18px 24px 48px; }
  .side { position: sticky; top: 24px; }
  .side-cover { height: 112px; }
  .side-in { padding: 0 24px 24px; }
  .side-top { flex-direction: column; align-items: center; text-align: center; gap: 16px; margin-top: -74px; }
  .avatar { width: 146px; height: 146px; border-radius: 42px; padding: 4px; }
  .avatar img { border-radius: 38px; }
  .who { margin-top: 0; }
  .who .name { font-size: 1.5rem; }
  .role { margin-top: 12px; }
  .side-bar { justify-content: center; }
  .quick { display: none; }
  .side-toggle { display: none; }
  .side-more { grid-template-rows: 1fr; }
  .steps { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .steps li { padding: 62px 18px 18px; }
  .hero { min-height: 340px; }
}

/* Motion off: from the admin switch or the visitor's system setting */
.no-motion *, .no-motion *::before, .no-motion *::after { animation: none !important; transition: none !important; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
}