/* =====================================================================
   Sajjal Bajaj - portfolio
   Warm-minimal · light + dark · plain CSS (no build)
   Order: tokens → base → nav → hero → sections → components → motion
          → responsive → print
   ===================================================================== */

/* ---------- Design tokens ---------- */
:root {
  --bg:            #FBF7F0;
  --bg-2:          #F5EEE1;
  --surface:       #FFFFFF;
  --surface-tint:  rgba(242, 168, 29, .10);
  --accent:        #F2A81D;
  --accent-strong: #D98E0B;
  --accent-soft:   #FCE9C4;
  --text:          #3A342E;
  --muted:         #7A736A;
  --faint:         #A99F92;
  --hairline:      #ECE4D7;
  --shadow-sm: 0 1px 2px rgba(58,52,46,.05), 0 3px 10px rgba(58,52,46,.06);
  --shadow:    0 12px 34px rgba(58,52,46,.10);
  --shadow-lg: 0 24px 60px rgba(58,52,46,.14);

  --font-head: 'Poppins', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;

  --radius:      22px;
  --radius-sm:   14px;
  --radius-pill: 999px;
  --content-max: 1120px;
  --ease: cubic-bezier(.22, 1, .36, 1);
  --nav-h: 66px;

  color-scheme: light;
}

:root[data-theme="dark"] {
  --bg:            #16130E;
  --bg-2:          #1C1811;
  --surface:       #221D16;
  --surface-tint:  rgba(247, 183, 51, .12);
  --accent:        #F7B733;
  --accent-strong: #FFC960;
  --accent-soft:   rgba(247, 183, 51, .16);
  --text:          #F2EBDD;
  --muted:         #B6AB98;
  --faint:         #857B6B;
  --hairline:      #332C22;
  --shadow-sm: 0 1px 2px rgba(0,0,0,.30), 0 3px 12px rgba(0,0,0,.34);
  --shadow:    0 14px 40px rgba(0,0,0,.44);
  --shadow-lg: 0 26px 66px rgba(0,0,0,.55);
  color-scheme: dark;
}

/* ---------- Base ---------- */
* { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-h) + 14px); }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--text);
  background: var(--bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  transition: background .4s var(--ease), color .4s var(--ease);
}

h1, h2, h3, h4 { font-family: var(--font-head); line-height: 1.15; margin: 0; }
p { margin: 0 0 1em; }
a { color: inherit; }
img { max-width: 100%; display: block; }
ul, ol { margin: 0; padding: 0; list-style: none; }

.container { width: min(100% - 2.4rem, var(--content-max)); margin-inline: auto; }

.i { width: 1.15em; height: 1.15em; fill: none; stroke: currentColor;
     stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; flex: none; }

.skip-link {
  position: fixed; left: 12px; top: -60px; z-index: 200;
  background: var(--accent); color: #2a2114; font-weight: 600;
  padding: .55rem 1rem; border-radius: var(--radius-sm);
  transition: top .2s var(--ease);
}
.skip-link:focus { top: 12px; }

:where(a, button, [tabindex]):focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
  border-radius: 6px;
}

/* ---------- Animated background blobs ---------- */
.bg-blobs { position: fixed; inset: 0; z-index: -1; pointer-events: none; overflow: hidden; }
.blob {
  position: absolute; border-radius: 50%; filter: blur(60px); opacity: .5;
  background: radial-gradient(circle at 30% 30%, var(--accent), transparent 70%);
  animation: float 22s var(--ease) infinite alternate;
}
.blob--1 { width: 46vw; height: 46vw; top: -14vw; right: -10vw; }
.blob--2 { width: 40vw; height: 40vw; bottom: -16vw; left: -12vw; animation-duration: 28s; opacity: .35; }
.blob--3 { width: 26vw; height: 26vw; top: 46%; right: 8%; opacity: .22; animation-duration: 34s; }
:root[data-theme="dark"] .blob { opacity: .30; }
:root[data-theme="dark"] .blob--2 { opacity: .22; }
:root[data-theme="dark"] .blob--3 { opacity: .16; }

@keyframes float {
  from { transform: translate(0, 0) scale(1); }
  to   { transform: translate(4%, 6%) scale(1.12); }
}

/* ---------- Nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 100;
  backdrop-filter: blur(12px);
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  border-bottom: 1px solid transparent;
  transition: border-color .3s var(--ease), box-shadow .3s var(--ease),
              background .4s var(--ease);
}
.nav.is-scrolled { border-bottom-color: var(--hairline); box-shadow: var(--shadow-sm); }
.nav__inner { display: flex; align-items: center; gap: 1rem; height: var(--nav-h); }

.brand { display: inline-flex; align-items: center; gap: .6rem; text-decoration: none;
         font-family: var(--font-head); font-weight: 700; color: var(--text); }
.brand__mark {
  display: grid; place-items: center; width: 36px; height: 36px;
  background: linear-gradient(140deg, var(--accent), var(--accent-strong));
  color: #2a2114; border-radius: 11px; font-size: .82rem; letter-spacing: .02em;
  box-shadow: var(--shadow-sm);
}
.brand__name { font-size: 1.02rem; }

.nav__links { margin-left: auto; display: flex; gap: .25rem; }
.nav__links a {
  position: relative; text-decoration: none; color: var(--muted);
  font-weight: 500; font-size: .93rem; padding: .5rem .7rem; border-radius: 10px;
  transition: color .2s var(--ease), background .2s var(--ease);
}
.nav__links a:hover { color: var(--text); background: var(--surface-tint); }
.nav__links a.is-active { color: var(--accent-strong); }
.nav__links a.is-active::after {
  content: ""; position: absolute; left: .7rem; right: .7rem; bottom: .28rem;
  height: 2px; border-radius: 2px; background: var(--accent);
}

.nav__actions { display: flex; align-items: center; gap: .4rem; }
.nav__links + .nav__actions { margin-left: .25rem; }
.nav__actions:only-of-type { margin-left: auto; }

.icon-btn {
  display: grid; place-items: center; width: 42px; height: 42px;
  border: 1px solid var(--hairline); background: var(--surface);
  color: var(--text); border-radius: 12px; cursor: pointer;
  transition: transform .15s var(--ease), border-color .2s, background .2s, color .2s;
}
.icon-btn:hover { transform: translateY(-2px); border-color: var(--accent); color: var(--accent-strong); }
.icon-btn .i { width: 20px; height: 20px; }

.theme-toggle .i--moon { display: none; }
:root[data-theme="dark"] .theme-toggle .i--sun  { display: none; }
:root[data-theme="dark"] .theme-toggle .i--moon { display: block; }

.nav__burger { display: none; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .5rem;
  font-family: var(--font-head); font-weight: 600; font-size: .95rem;
  padding: .72rem 1.25rem; border-radius: var(--radius-pill);
  border: 1px solid transparent; cursor: pointer; text-decoration: none;
  transition: transform .15s var(--ease), box-shadow .2s var(--ease),
              background .2s, border-color .2s, color .2s;
}
.btn .i { width: 18px; height: 18px; }
.btn--primary { background: linear-gradient(135deg, var(--accent), var(--accent-strong));
                color: #2a2114; box-shadow: var(--shadow-sm); }
.btn--primary:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.btn--ghost { background: var(--surface); border-color: var(--hairline); color: var(--text); }
.btn--ghost:hover { transform: translateY(-2px); border-color: var(--accent); color: var(--accent-strong); }

/* ---------- Hero ---------- */
.hero {
  display: grid; grid-template-columns: 1.35fr .65fr; gap: 2.5rem;
  align-items: center; padding: clamp(2.5rem, 6vw, 5rem) 0 2.5rem;
}
.hero__eyebrow {
  display: inline-flex; align-items: center; gap: .55rem;
  font-size: .85rem; font-weight: 500; color: var(--muted);
  background: var(--surface-tint); border: 1px solid var(--hairline);
  padding: .4rem .85rem; border-radius: var(--radius-pill); margin-bottom: 1.1rem;
}
.pulse { width: 9px; height: 9px; border-radius: 50%; background: #2fbf71; position: relative; }
.pulse::after { content: ""; position: absolute; inset: -4px; border-radius: 50%;
                border: 2px solid #2fbf71; animation: pulse 2s ease-out infinite; }
@keyframes pulse { 0% { transform: scale(.6); opacity: .9; } 100% { transform: scale(1.8); opacity: 0; } }

.hero__name { font-size: clamp(2.1rem, 6vw, 3.6rem); font-weight: 700; letter-spacing: -.02em; }
.grad {
  background: linear-gradient(120deg, var(--accent-strong), var(--accent) 55%, #e0631c);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.pronoun {
  font-family: var(--font-body); font-size: .5em; font-weight: 500; vertical-align: middle;
  color: var(--muted); background: var(--surface-tint); border: 1px solid var(--hairline);
  padding: .15em .6em; border-radius: var(--radius-pill); margin-left: .5rem; white-space: nowrap;
}
.hero__role { font-family: var(--font-head); font-weight: 600; font-size: clamp(1.1rem, 2.6vw, 1.4rem);
              color: var(--accent-strong); margin: .4rem 0 1rem; }
.hero__lead { font-size: 1.06rem; color: var(--muted); max-width: 46ch; }
.hero__lead strong { color: var(--text); }
.hero__pills { display: flex; flex-wrap: wrap; gap: .5rem; margin: 1.3rem 0 1.7rem; }
.hero__cta { display: flex; flex-wrap: wrap; gap: .7rem; }

.tag {
  font-size: .82rem; font-weight: 500; color: var(--text);
  background: var(--surface); border: 1px solid var(--hairline);
  padding: .34rem .8rem; border-radius: var(--radius-pill);
}

/* Avatar */
.hero__aside { display: grid; place-items: center; }
.avatar { position: relative; width: clamp(210px, 24vw, 290px); aspect-ratio: 1; }
.avatar__ring {
  position: absolute; inset: -12px; border-radius: 50%;
  background: conic-gradient(from 0deg, var(--accent), var(--accent-soft), var(--accent-strong), var(--accent));
  animation: spin 14s linear infinite; filter: blur(.5px); opacity: .9;
}
.avatar__frame {
  position: absolute; inset: 0; border-radius: 50%; overflow: hidden;
  background: linear-gradient(160deg, var(--accent-soft), var(--surface));
  border: 6px solid var(--surface); box-shadow: var(--shadow-lg);
  display: grid; place-items: center; animation: bob 6s var(--ease) infinite alternate;
}
.avatar__img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
               object-position: 50% 40%; animation: avatar-zoom 9s ease-in-out infinite alternate; }
.avatar__frame::after {
  content: ""; position: absolute; top: -60%; left: 0; width: 55%; height: 220%; pointer-events: none;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.30), transparent);
  transform: translateX(-150%) rotate(18deg);
  animation: avatar-shine 6.5s ease-in-out infinite;
}
@keyframes avatar-zoom  { from { transform: scale(1); } to { transform: scale(1.07); } }
@keyframes avatar-shine { 0%, 55% { transform: translateX(-150%) rotate(18deg); }
                          80%, 100% { transform: translateX(360%) rotate(18deg); } }
.avatar__monogram { font-family: var(--font-head); font-weight: 700;
                    font-size: clamp(3.2rem, 7vw, 5rem); color: var(--accent-strong); }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes bob  { from { transform: translateY(-6px); } to { transform: translateY(6px); } }

/* ---------- Stats ---------- */
.stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem;
  padding: 1.5rem; margin-bottom: 1rem;
  background: var(--surface); border: 1px solid var(--hairline);
  border-radius: var(--radius); box-shadow: var(--shadow-sm);
}
.stat { text-align: center; }
.stat__num { display: block; font-family: var(--font-head); font-weight: 700;
             font-size: clamp(1.8rem, 4.5vw, 2.6rem); color: var(--accent-strong); line-height: 1; }
.stat__label { font-size: .85rem; color: var(--muted); }

/* ---------- Sections ---------- */
.section { padding: clamp(2.6rem, 6vw, 4.2rem) 0; }
.section-title {
  display: flex; align-items: baseline; gap: .7rem;
  font-size: clamp(1.5rem, 4vw, 2.1rem); font-weight: 700; margin-bottom: 1.6rem;
}
.section-title__no {
  font-size: .62em; font-weight: 600; color: var(--accent-strong);
  background: var(--surface-tint); border: 1px solid var(--hairline);
  padding: .1em .55em; border-radius: 8px;
}

.card {
  background: var(--surface); border: 1px solid var(--hairline);
  border-radius: var(--radius); box-shadow: var(--shadow-sm);
  padding: clamp(1.4rem, 3.5vw, 2.2rem);
}
.about p:last-child { margin-bottom: 0; }
.about p { color: var(--muted); }
.about p strong { color: var(--text); }

.layout { display: grid; grid-template-columns: 1.5fr 1fr; gap: 1.4rem; align-items: start; }

/* ---------- Experience ---------- */
.exp-group + .exp-group { margin-top: 1.8rem; padding-top: 1.8rem; border-top: 1px solid var(--hairline); }
.exp-group__head { display: flex; align-items: center; gap: .9rem; margin-bottom: 1rem; }
.exp-group__logo {
  display: grid; place-items: center; width: 46px; height: 46px; flex: none;
  border-radius: 13px; font-family: var(--font-head); font-weight: 700; color: var(--accent-strong);
  background: var(--surface-tint); border: 1px solid var(--hairline);
}
.exp-group__company { font-size: 1.18rem; font-weight: 700; }
.exp-group__meta { font-size: .88rem; color: var(--muted); margin: .1rem 0 0; }
.exp-group__meta a { color: var(--accent-strong); }

.timeline { position: relative; margin-left: 8px; padding-left: 1.6rem; }
.timeline::before { content: ""; position: absolute; left: 0; top: .4rem; bottom: .4rem;
                    width: 2px; background: var(--hairline); }
.timeline__item { position: relative; padding-bottom: 1.4rem; }
.timeline__item:last-child { padding-bottom: 0; }
.timeline__item::before {
  content: ""; position: absolute; left: calc(-1.6rem - 1px); top: .35rem;
  width: 13px; height: 13px; border-radius: 50%;
  background: var(--accent); border: 3px solid var(--surface);
  box-shadow: 0 0 0 1px var(--hairline);
}
.role { font-size: 1.03rem; font-weight: 600; }
.role__meta { font-size: .85rem; color: var(--faint); margin: .1rem 0 .5rem; }

/* ---------- Tags ---------- */
.tags { display: flex; flex-wrap: wrap; gap: .45rem; }
.tags--flush { margin-top: -.2rem; }
.tags li {
  font-size: .8rem; font-weight: 500; color: var(--text);
  background: var(--surface-tint); border: 1px solid var(--hairline);
  padding: .3rem .7rem; border-radius: var(--radius-pill);
  transition: transform .15s var(--ease), border-color .2s, color .2s;
}
.tags li:hover { transform: translateY(-2px); border-color: var(--accent); color: var(--accent-strong); }

/* ---------- Skills / education ---------- */
.skillgroup + .skillgroup { margin-top: 1.3rem; }
.skillgroup__title { font-size: .78rem; font-weight: 600; text-transform: uppercase;
                     letter-spacing: .08em; color: var(--faint); margin-bottom: .6rem; }
.skillgroup__title--lead { font-size: 1.05rem; text-transform: none; letter-spacing: 0; color: var(--text); }

.edu__item { display: flex; gap: .85rem; padding: .9rem 0; }
.edu__item + .edu__item { border-top: 1px solid var(--hairline); }
.edu__ic { display: grid; place-items: center; width: 40px; height: 40px; flex: none;
           border-radius: 11px; color: var(--accent-strong);
           background: var(--surface-tint); border: 1px solid var(--hairline); }
.edu__ic svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 2;
               stroke-linecap: round; stroke-linejoin: round; }
.edu__school { font-size: 1rem; font-weight: 600; }
.edu__degree { font-size: .9rem; color: var(--muted); margin: .05rem 0 0; }
.edu__years { font-size: .82rem; color: var(--faint); margin: .1rem 0 0; }

/* ---------- Certifications ---------- */
.certgrid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1.2rem; }
.cert { position: relative; overflow: hidden; }
.cert::before { content: ""; position: absolute; inset: 0 0 auto 0; height: 4px;
                background: linear-gradient(90deg, var(--accent), var(--accent-strong)); }
.cert__ic { display: grid; place-items: center; width: 48px; height: 48px; margin-bottom: .9rem;
            border-radius: 13px; color: var(--accent-strong);
            background: var(--surface-tint); border: 1px solid var(--hairline); }
.cert__ic svg { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 2;
                stroke-linecap: round; stroke-linejoin: round; }
.cert__name { font-size: 1.05rem; font-weight: 600; margin-bottom: .3rem; }
.cert__issuer { font-size: .9rem; color: var(--muted); margin: 0; }
.cert__id { font-size: .8rem; color: var(--faint); margin: .35rem 0 0; }

/* ---------- Ask my portfolio ---------- */
.ask__hint { color: var(--muted); margin-bottom: 1rem; }
.ask__chips { display: flex; flex-wrap: wrap; gap: .55rem; margin-bottom: 1.3rem; }
.ask__q {
  font-family: var(--font-body); font-size: .88rem; font-weight: 500; cursor: pointer;
  color: var(--text); background: var(--surface-tint);
  border: 1px solid var(--hairline); padding: .5rem .9rem; border-radius: var(--radius-pill);
  transition: transform .15s var(--ease), border-color .2s, color .2s, background .2s;
}
.ask__q:hover { transform: translateY(-2px); border-color: var(--accent); color: var(--accent-strong); }
.ask__q.is-active { background: linear-gradient(135deg, var(--accent), var(--accent-strong));
                    color: #2a2114; border-color: transparent; }
.ask__answer {
  min-height: 4.5rem; padding: 1.2rem 1.3rem; font-size: 1.02rem;
  background: var(--bg-2); border: 1px dashed var(--hairline); border-radius: var(--radius-sm);
}
.ask__placeholder { color: var(--faint); }
.ask__answer .caret { display: inline-block; width: 2px; height: 1.1em; vertical-align: -.15em;
                      background: var(--accent-strong); margin-left: 2px; animation: blink 1s step-end infinite; }
@keyframes blink { 50% { opacity: 0; } }

/* ---------- CTA / contact ---------- */
.cta { text-align: center; background:
  radial-gradient(120% 120% at 50% 0%, var(--surface-tint), transparent 60%), var(--surface); }
.cta__title { font-size: clamp(1.5rem, 4vw, 2.2rem); font-weight: 700; margin-bottom: .6rem; }
.cta__lead { color: var(--muted); max-width: 52ch; margin: 0 auto 1.6rem; }

.chips { display: flex; flex-wrap: wrap; gap: .6rem; }
.chips--center { justify-content: center; }
.chip {
  display: inline-flex; align-items: center; gap: .6rem; text-decoration: none;
  color: var(--text); font-size: .92rem; font-weight: 500;
  background: var(--surface); border: 1px solid var(--hairline);
  padding: .5rem .9rem .5rem .55rem; border-radius: var(--radius-pill);
  transition: transform .15s var(--ease), border-color .2s, box-shadow .2s;
}
a.chip:hover { transform: translateY(-2px); border-color: var(--accent); box-shadow: var(--shadow-sm); }
.chip--static { cursor: default; }
.chip__ic { display: grid; place-items: center; width: 32px; height: 32px; flex: none;
            border-radius: 50%; color: #2a2114;
            background: linear-gradient(135deg, var(--accent), var(--accent-strong)); }
.chip__ic svg { width: 17px; height: 17px; fill: none; stroke: currentColor; stroke-width: 2;
                stroke-linecap: round; stroke-linejoin: round; }

/* ---------- Footer ---------- */
.footer { text-align: center; padding: 2.4rem 0 3rem; color: var(--muted); font-size: .9rem; }
.footer p { margin: .2rem 0; }
.footer__meta { color: var(--faint); font-size: .82rem; }

/* ---------- Back to top ---------- */
.to-top {
  position: fixed; right: 20px; bottom: 90px; z-index: 90;
  width: 46px; height: 46px; display: grid; place-items: center; cursor: pointer;
  border: 1px solid var(--hairline); border-radius: 50%;
  background: var(--surface); color: var(--accent-strong); box-shadow: var(--shadow);
  opacity: 0; visibility: hidden; transform: translateY(12px);
  transition: opacity .3s var(--ease), transform .3s var(--ease), visibility .3s;
}
.to-top.is-visible { opacity: 1; visibility: visible; transform: none; }
.to-top:hover { transform: translateY(-3px); border-color: var(--accent); }
.wa.is-open ~ .to-top { opacity: 0; visibility: hidden; transform: translateY(12px); }

/* ---------- WhatsApp chat widget ---------- */
.wa { position: fixed; right: 20px; bottom: 20px; z-index: 95; }
.wa__fab {
  position: relative; width: 60px; height: 60px; display: grid; place-items: center;
  border: none; border-radius: 50%; cursor: pointer; color: #fff; background: #25D366;
  box-shadow: 0 10px 26px rgba(37,211,102,.45);
  transition: transform .18s var(--ease), box-shadow .2s var(--ease);
}
.wa__fab:hover { transform: scale(1.08); box-shadow: 0 14px 34px rgba(37,211,102,.6); }
.wa__icon { width: 32px; height: 32px; fill: currentColor; transform-origin: 50% 60%;
            animation: wa-wiggle 3.6s ease-in-out infinite; }
.wa__ring { position: absolute; inset: 0; z-index: -1; border-radius: 50%;
            background: #25D366; animation: wa-pulse 2.4s ease-out infinite; }
.wa__badge {
  position: absolute; top: -3px; right: -3px; min-width: 20px; height: 20px; padding: 0 5px;
  display: grid; place-items: center; border-radius: 10px; background: #ff3b30; color: #fff;
  font-family: var(--font-head); font-weight: 700; font-size: .72rem; line-height: 1;
  border: 2px solid var(--bg); animation: wa-badge 1s var(--ease) infinite alternate;
}
@keyframes wa-pulse  { 0% { transform: scale(1); opacity: .5; } 100% { transform: scale(1.9); opacity: 0; } }
@keyframes wa-wiggle { 0%, 72%, 100% { transform: rotate(0); } 79% { transform: rotate(-12deg); }
                       87% { transform: rotate(10deg); } 94% { transform: rotate(-4deg); } }
@keyframes wa-badge  { from { transform: translateY(0); } to { transform: translateY(-2px); } }

.wa__pop {
  position: absolute; bottom: 76px; right: 0; width: min(320px, calc(100vw - 40px));
  background: var(--surface); border: 1px solid var(--hairline); border-radius: 18px;
  box-shadow: var(--shadow-lg); overflow: hidden; transform-origin: bottom right;
  opacity: 0; transform: translateY(16px) scale(.94); pointer-events: none;
  transition: opacity .28s var(--ease), transform .28s var(--ease);
}
.wa.is-open .wa__pop { opacity: 1; transform: none; pointer-events: auto; }
.wa__head { display: flex; align-items: center; gap: .65rem; padding: .85rem 1rem; background: #075E54; color: #fff; }
.wa__avatar { display: grid; place-items: center; width: 40px; height: 40px; flex: none; border-radius: 50%;
              background: rgba(255,255,255,.18); font-family: var(--font-head); font-weight: 700; font-size: .85rem; }
.wa__name { margin: 0; font-family: var(--font-head); font-weight: 600; font-size: .98rem; }
.wa__status { margin: 0; font-size: .74rem; opacity: .9; display: flex; align-items: center; gap: .4rem; }
.wa__pres { width: 8px; height: 8px; border-radius: 50%; background: #4be37a;
            animation: wa-pres 2s ease-out infinite; }
@keyframes wa-pres { 0% { box-shadow: 0 0 0 0 rgba(75,227,122,.6); } 100% { box-shadow: 0 0 0 7px rgba(75,227,122,0); } }
.wa__close { margin-left: auto; width: 30px; height: 30px; flex: none; display: grid; place-items: center;
             border: none; background: transparent; color: #fff; cursor: pointer; border-radius: 8px; opacity: .85; }
.wa__close:hover { opacity: 1; background: rgba(255,255,255,.15); }
.wa__close svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; }
.wa__body { padding: 1.1rem 1rem 1.15rem; background: var(--bg-2); }
.wa__bubble { margin: 0 0 1rem; padding: .75rem .9rem; font-size: .9rem; color: var(--text);
              background: var(--surface); border: 1px solid var(--hairline); border-radius: 3px 14px 14px 14px;
              box-shadow: var(--shadow-sm); animation: wa-in .4s var(--ease) both; }
@keyframes wa-in { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
.wa__cta { display: flex; align-items: center; justify-content: center; gap: .55rem;
           padding: .72rem 1rem; text-decoration: none; border-radius: 12px;
           font-family: var(--font-head); font-weight: 600; font-size: .93rem;
           color: #fff; background: #25D366; box-shadow: 0 8px 20px rgba(37,211,102,.35);
           transition: transform .15s var(--ease), box-shadow .2s var(--ease); }
.wa__cta:hover { transform: translateY(-2px); box-shadow: 0 12px 26px rgba(37,211,102,.5); }
.wa__cta svg { width: 20px; height: 20px; fill: currentColor; }
.wa__alt { margin: .85rem 0 0; text-align: center; font-size: .8rem; color: var(--muted); }
.wa__alt a { color: var(--accent-strong); font-weight: 600; text-decoration: none; }
.wa__alt a:hover { text-decoration: underline; }

/* footer links */
.footer a { color: var(--accent-strong); text-decoration: none; }
.footer a:hover { text-decoration: underline; }

/* ---------- Scroll reveal ---------- */
.js .reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.js .reveal.is-in { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .hero { grid-template-columns: 1fr; text-align: center; gap: 1.5rem; }
  .hero__eyebrow, .hero__pills, .hero__cta { justify-content: center; }
  .hero__lead { margin-inline: auto; }
  .hero__aside { order: -1; }
  .layout { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .nav__links {
    position: absolute; top: var(--nav-h); left: 0; right: 0;
    flex-direction: column; gap: 0; padding: .5rem;
    background: var(--bg); border-bottom: 1px solid var(--hairline);
    box-shadow: var(--shadow); display: none;
  }
  .nav__links.is-open { display: flex; }
  .nav__links a { padding: .8rem 1rem; border-radius: 10px; }
  .nav__links a.is-active::after { display: none; }
  .nav__burger { display: grid; }
  .stats { grid-template-columns: repeat(2, 1fr); gap: 1.2rem; }
}

@media (max-width: 420px) {
  .brand__name { display: none; }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important; animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  .js .reveal { opacity: 1; transform: none; }
}

/* ---------- Blog ---------- */
.blog__intro { color: var(--muted); margin-top: -.6rem; }
.blog__rss { color: var(--accent-strong); font-weight: 600; text-decoration: none; font-size: .8rem;
             border: 1px solid var(--hairline); padding: .1rem .5rem; border-radius: var(--radius-pill); }
.blog__rss:hover { border-color: var(--accent); }

.blog__controls { display: flex; flex-wrap: wrap; gap: 1rem; align-items: center;
                  justify-content: space-between; margin: 1.4rem 0 1.8rem; }
.blog__search { display: inline-flex; align-items: center; gap: .5rem; flex: 1 1 240px; max-width: 340px;
                background: var(--surface); border: 1px solid var(--hairline);
                border-radius: var(--radius-pill); padding: .5rem .9rem; }
.blog__search svg { width: 18px; height: 18px; flex: none; fill: none; stroke: var(--faint);
                    stroke-width: 2; stroke-linecap: round; }
.blog__search input { border: none; background: transparent; color: var(--text); font: inherit;
                      font-size: .92rem; width: 100%; outline: none; }
.blog__tags { display: flex; flex-wrap: wrap; gap: .45rem; }

.blog__list { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 1.2rem;
              list-style: none; padding: 0; margin: 0; }
.blog-card { background: var(--surface); border: 1px solid var(--hairline); border-radius: var(--radius);
             box-shadow: var(--shadow-sm); overflow: hidden;
             transition: transform .2s var(--ease), box-shadow .2s, border-color .2s; }
.blog-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: var(--accent); }
.blog-card > a { display: block; text-decoration: none; color: inherit; padding: 1.3rem; height: 100%; }
.blog-card__meta { font-size: .8rem; color: var(--faint); margin: 0 0 .5rem; }
.blog-card__title { font-size: 1.15rem; font-weight: 700; margin: 0 0 .5rem; line-height: 1.25; }
.blog-card__excerpt { font-size: .92rem; color: var(--muted); margin: 0 0 .8rem; }
.blog-card__tags { display: flex; flex-wrap: wrap; gap: .4rem; margin: 0; }
.blog__empty { text-align: center; color: var(--muted); padding: 2rem 0; }

/* Post article */
.post { max-width: 760px; margin-inline: auto; }
.post__back { display: inline-block; color: var(--accent-strong); text-decoration: none; font-weight: 600;
              font-size: .9rem; margin-bottom: 1rem; }
.post__back:hover { text-decoration: underline; }
.post__title { font-size: clamp(1.8rem, 5vw, 2.8rem); font-weight: 700; line-height: 1.15; margin-bottom: .6rem; }
.post__meta { color: var(--faint); font-size: .9rem; display: flex; flex-wrap: wrap; align-items: center;
              gap: .4rem; margin-bottom: 2rem; }
.post__foot { display: flex; flex-wrap: wrap; gap: .8rem; justify-content: space-between;
              margin-top: 2.5rem; padding-top: 1.5rem; border-top: 1px solid var(--hairline); }

/* Prose (rendered Markdown) */
.prose { font-size: 1.06rem; line-height: 1.75; color: var(--muted); }
.prose > * + * { margin-top: 1.1rem; }
.prose h2 { font-family: var(--font-head); font-size: 1.5rem; font-weight: 700; color: var(--text); margin-top: 2rem; }
.prose h3 { font-family: var(--font-head); font-size: 1.2rem; font-weight: 600; color: var(--text); margin-top: 1.6rem; }
.prose strong { color: var(--text); }
.prose a { color: var(--accent-strong); text-decoration: underline; text-underline-offset: 2px; }
.prose ul, .prose ol { padding-left: 1.4rem; }
.prose li { margin-top: .4rem; }
.prose li::marker { color: var(--accent); }
.prose blockquote { border-left: 3px solid var(--accent); padding: .2rem 0 .2rem 1rem; margin-left: 0;
                    color: var(--muted); font-style: italic; }
.prose code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: .9em;
              background: var(--surface-tint); border: 1px solid var(--hairline); border-radius: 6px; padding: .1em .4em; }
.prose pre { background: var(--bg-2); border: 1px solid var(--hairline); border-radius: var(--radius-sm);
             padding: 1rem 1.1rem; overflow-x: auto; }
.prose pre code { background: none; border: none; padding: 0; }
.prose img { border-radius: var(--radius-sm); }
.prose hr { border: none; border-top: 1px solid var(--hairline); }

/* ---------- AI assistant chat widget (bottom-left) ---------- */
.bot { position: fixed; left: 20px; bottom: 20px; z-index: 95; }
.bot__fab { position: relative; width: 60px; height: 60px; display: grid; place-items: center; border: none;
            border-radius: 50%; cursor: pointer; color: #2a2114;
            background: linear-gradient(135deg, var(--accent), var(--accent-strong));
            box-shadow: var(--shadow); transition: transform .18s var(--ease), box-shadow .2s; }
.bot__fab:hover { transform: scale(1.08); }
.bot__icon { width: 30px; height: 30px; fill: currentColor; }
.bot__ring { position: absolute; inset: 0; z-index: -1; border-radius: 50%; background: var(--accent);
             animation: wa-pulse 2.6s ease-out infinite; }
.bot__panel { position: absolute; bottom: 76px; left: 0; width: min(340px, calc(100vw - 40px));
              background: var(--surface); border: 1px solid var(--hairline); border-radius: 18px;
              box-shadow: var(--shadow-lg); overflow: hidden; transform-origin: bottom left;
              opacity: 0; transform: translateY(16px) scale(.94); pointer-events: none;
              transition: opacity .28s var(--ease), transform .28s var(--ease); }
.bot.is-open .bot__panel { opacity: 1; transform: none; pointer-events: auto; }
.bot__head { display: flex; align-items: center; gap: .65rem; padding: .85rem 1rem; color: #2a2114;
             background: linear-gradient(135deg, var(--accent), var(--accent-strong)); }
.bot__avatar { display: grid; place-items: center; width: 40px; height: 40px; flex: none; border-radius: 50%;
               background: rgba(255,255,255,.35); font-family: var(--font-head); font-weight: 700; font-size: .85rem; }
.bot__name { margin: 0; font-family: var(--font-head); font-weight: 700; font-size: .98rem; }
.bot__sub { margin: 0; font-size: .74rem; opacity: .8; }
.bot__close { margin-left: auto; width: 30px; height: 30px; flex: none; display: grid; place-items: center;
              border: none; background: transparent; color: #2a2114; cursor: pointer; border-radius: 8px; opacity: .8; }
.bot__close:hover { opacity: 1; background: rgba(255,255,255,.3); }
.bot__close svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; }
.bot__msgs { height: 260px; overflow-y: auto; padding: 1rem; display: flex; flex-direction: column; gap: .6rem; background: var(--bg-2); }
.bot__msg { max-width: 85%; padding: .6rem .8rem; font-size: .9rem; line-height: 1.5; border-radius: 14px; }
.bot__msg a { color: var(--accent-strong); font-weight: 600; }
.bot__msg--bot { align-self: flex-start; background: var(--surface); border: 1px solid var(--hairline);
                 color: var(--text); border-bottom-left-radius: 4px; }
.bot__msg--user { align-self: flex-end; color: #2a2114; border-bottom-right-radius: 4px;
                  background: linear-gradient(135deg, var(--accent), var(--accent-strong)); }
.bot__typing { display: flex; gap: 4px; align-items: center; }
.bot__typing span { width: 6px; height: 6px; border-radius: 50%; background: var(--faint); animation: bot-dot 1.2s infinite; }
.bot__typing span:nth-child(2) { animation-delay: .15s; }
.bot__typing span:nth-child(3) { animation-delay: .3s; }
@keyframes bot-dot { 0%, 60%, 100% { transform: translateY(0); opacity: .4; } 30% { transform: translateY(-4px); opacity: 1; } }
.bot__chips { display: flex; flex-wrap: wrap; gap: .4rem; padding: .7rem 1rem; background: var(--surface); border-top: 1px solid var(--hairline); }
.bot__chip { font: inherit; font-size: .8rem; cursor: pointer; color: var(--text); background: var(--surface-tint);
             border: 1px solid var(--hairline); padding: .35rem .7rem; border-radius: var(--radius-pill);
             transition: border-color .2s, color .2s; }
.bot__chip:hover { border-color: var(--accent); color: var(--accent-strong); }
.bot__input { display: flex; gap: .5rem; padding: .7rem 1rem 1rem; background: var(--surface); }
.bot__input input { flex: 1; border: 1px solid var(--hairline); background: var(--bg); color: var(--text);
                    border-radius: var(--radius-pill); padding: .55rem .9rem; font: inherit; font-size: .9rem; outline: none; }
.bot__input input:focus { border-color: var(--accent); }
.bot__input button { flex: none; width: 40px; height: 40px; display: grid; place-items: center; border: none; cursor: pointer;
                     border-radius: 50%; color: #2a2114; background: linear-gradient(135deg, var(--accent), var(--accent-strong)); }
.bot__input button svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }

@media (max-width: 480px) {
  .bot__panel { width: calc(100vw - 32px); }
}

/* ---------- Comments (Disqus) ---------- */
.comments { max-width: 760px; margin: 2.75rem auto 0; padding-top: 1.75rem; border-top: 1px solid var(--hairline); }
.comments__title { font-family: var(--font-head); font-size: 1.3rem; font-weight: 700; margin-bottom: 1rem; }

/* ---------- Blog share buttons ---------- */
.share { display: flex; align-items: center; flex-wrap: wrap; gap: .5rem; margin-top: 2rem; padding-top: 1.2rem; border-top: 1px solid var(--hairline); }
.share__label { font-size: .85rem; font-weight: 600; color: var(--muted); margin-right: .2rem; }
.share__btn { display: grid; place-items: center; width: 38px; height: 38px; border-radius: 50%; cursor: pointer;
              color: var(--text); background: var(--surface); border: 1px solid var(--hairline); text-decoration: none;
              transition: transform .15s var(--ease), border-color .2s, color .2s; }
.share__btn:hover { transform: translateY(-2px); border-color: var(--accent); color: var(--accent-strong); }
.share__btn svg { width: 18px; height: 18px; }
.share__copied { font-size: .8rem; font-weight: 600; color: var(--accent-strong); opacity: 0; transition: opacity .2s; }
.share__copied.show { opacity: 1; }

/* ---------- CV / résumé page ---------- */
.cv { max-width: 820px; margin-inline: auto; }
.cv__head { border-bottom: 2px solid var(--accent); padding-bottom: 1rem; margin-bottom: 1.6rem; }
.cv__head-top { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: space-between; align-items: flex-start; }
.cv__name { font-size: clamp(2rem, 5vw, 2.8rem); font-weight: 700; line-height: 1.1; }
.cv__title { color: var(--accent-strong); font-family: var(--font-head); font-weight: 600; font-size: .98rem; margin: .35rem 0 0; }
.cv__contact { display: flex; flex-wrap: wrap; gap: .3rem 1.1rem; list-style: none; padding: 0; margin: 1rem 0 0; font-size: .9rem; color: var(--muted); }
.cv__contact a { color: var(--muted); text-decoration: none; }
.cv__contact a:hover { color: var(--accent-strong); }
.cv__section { margin-bottom: 1.7rem; }
.cv__section > h2 { font-family: var(--font-head); font-size: 1.15rem; font-weight: 700; text-transform: uppercase;
                    letter-spacing: .04em; padding-bottom: .35rem; margin-bottom: .9rem; border-bottom: 1px solid var(--hairline); }
.cv__section > p { color: var(--muted); margin: 0; }
.cv__skills { display: grid; gap: .55rem; }
.cv__skills div { font-size: .93rem; color: var(--muted); }
.cv__skills strong { color: var(--text); }
.cv__job { margin-bottom: 1.15rem; }
.cv__job:last-child { margin-bottom: 0; }
.cv__job-head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: baseline; gap: .1rem 1rem; }
.cv__job-head h3 { font-size: 1.02rem; font-weight: 600; }
.cv__job-head h3 span { color: var(--muted); font-weight: 500; }
.cv__dates { font-size: .85rem; color: var(--faint); white-space: nowrap; }
.cv__job ul { margin: .4rem 0 0; padding-left: 1.2rem; }
.cv__job li { margin: .25rem 0; font-size: .93rem; color: var(--muted); }
.cv__job li::marker { color: var(--accent); }
.cv__list { list-style: none; padding: 0; margin: 0; display: grid; gap: .5rem; }
.cv__list li { font-size: .93rem; color: var(--muted); }
.cv__cert-item, .cv__edu-item { display: flex; flex-wrap: wrap; justify-content: space-between; gap: .1rem 1rem; }
.cv__cert-item span:last-child, .cv__edu-item span:last-child { color: var(--faint); font-size: .85rem; white-space: nowrap; }
.cv__edu-item strong { color: var(--text); }
.cv__muted { color: var(--faint); font-style: italic; }
.cv__section-lead { color: var(--muted); margin: 0 0 .8rem; font-size: .95rem; }
.cv__projects { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: .6rem; }
.cv__project { display: flex; align-items: center; gap: .7rem; padding: .55rem .75rem; background: var(--surface);
               border: 1px solid var(--hairline); border-radius: var(--radius-sm);
               transition: transform .15s var(--ease), border-color .2s, box-shadow .2s; }
.cv__project:hover { transform: translateY(-2px); border-color: var(--accent); box-shadow: var(--shadow-sm); }
.cv__project-badge { flex: none; width: 30px; height: 30px; display: grid; place-items: center; border-radius: 8px;
                     font-family: var(--font-head); font-weight: 700; font-size: .8rem; color: #2a2114;
                     background: linear-gradient(135deg, var(--accent), var(--accent-strong)); -webkit-print-color-adjust: exact; print-color-adjust: exact; }
.cv__project-name { font-size: .9rem; line-height: 1.25; color: var(--text); }

@media print {
  .cv { max-width: 100%; }
  .cv__job { break-inside: avoid; }
  .cv__head { border-bottom-color: #000; }
  .cv__section { margin-bottom: 1rem; }
  .cv__section > h2 { color: #000; border-bottom-color: #999; }
}

/* ---------- Print (A4 résumé) ---------- */
@media print {
  :root { --bg: #fff; --surface: #fff; --hairline: #ccc; }
  @page { size: A4; margin: 14mm; }
  body { background: #fff; color: #000; }
  .bg-blobs, .nav, .to-top, .no-print, .hero__cta, .avatar__ring, .avatar__badge,
  .ask, #ask, .pulse, .skip-link { display: none !important; }
  .js .reveal { opacity: 1 !important; transform: none !important; }
  .container { width: 100%; }
  .hero { padding: 0 0 1rem; grid-template-columns: 1fr; }
  .card, .stats, .cert { box-shadow: none; border: 1px solid #ddd; break-inside: avoid; }
  .section { padding: .6rem 0; break-inside: avoid; }
  a { color: #000; text-decoration: none; }
}