/* =========================================================
   Muhammad Hassnain Raza — Portfolio
   Plain CSS. Edit variables below to re-skin the whole site.
   ========================================================= */

/* ---------- Theme tokens ---------- */
:root {
  --accent:        #00d3a7;
  --accent-2:      #4d8dff;
  --accent-soft:   rgba(0, 211, 167, .12);

  --bg:            #f6f8fa;
  --bg-alt:        #eef2f6;
  --surface:       #ffffff;
  --surface-2:     #f2f5f9;
  --border:        #dfe5ec;
  --text:          #10151c;
  --text-soft:     #4c586a;
  --text-faint:    #7b8798;
  --shadow:        0 1px 2px rgba(16,21,28,.05), 0 12px 32px rgba(16,21,28,.07);
  --shadow-lg:     0 20px 60px rgba(16,21,28,.13);

  --radius:        16px;
  --radius-sm:     10px;
  --maxw:          1160px;
  --nav-h:         72px;

  --font:          "Outfit", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono:          "JetBrains Mono", ui-monospace, SFMono-Regular, Consolas, monospace;
}

[data-theme="dark"] {
  --bg:            #080b11;
  --bg-alt:        #0c111a;
  --surface:       #10161f;
  --surface-2:     #151d29;
  --border:        #1e2836;
  --text:          #eaf0f7;
  --text-soft:     #a7b4c4;
  --text-faint:    #6d7c8f;
  --accent-soft:   rgba(0, 211, 167, .10);
  --shadow:        0 1px 2px rgba(0,0,0,.4), 0 14px 40px rgba(0,0,0,.35);
  --shadow-lg:     0 24px 70px rgba(0,0,0,.55);
}

/* ---------- Reset / base ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-h) + 16px); }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  transition: background .35s ease, color .35s ease;
}

img { max-width: 100%; display: block; }
ul { list-style: none; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; color: inherit; }

::selection { background: var(--accent); color: #04120f; }

.container { width: min(100% - 2.5rem, var(--maxw)); margin-inline: auto; }

.accent { color: var(--accent); }

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 200;
  background: var(--accent); color: #04120f; padding: .7rem 1.1rem; border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }

/* ---------- Background decoration ---------- */
.bg-grid {
  position: fixed; inset: 0; z-index: -2; pointer-events: none;
  background-image:
    linear-gradient(to right, var(--border) 1px, transparent 1px),
    linear-gradient(to bottom, var(--border) 1px, transparent 1px);
  background-size: 64px 64px;
  opacity: .35;
  mask-image: radial-gradient(ellipse 90% 55% at 50% 0%, #000 30%, transparent 78%);
  -webkit-mask-image: radial-gradient(ellipse 90% 55% at 50% 0%, #000 30%, transparent 78%);
}
.bg-glow {
  position: fixed; z-index: -1; pointer-events: none;
  top: -280px; left: 50%; transform: translateX(-50%);
  width: 900px; height: 620px;
  background: radial-gradient(circle at 35% 40%, var(--accent) 0%, transparent 62%),
              radial-gradient(circle at 70% 55%, var(--accent-2) 0%, transparent 60%);
  opacity: .16; filter: blur(90px);
}

/* ---------- Scroll progress ---------- */
.progress-bar {
  position: fixed; top: 0; left: 0; height: 3px; width: 0%;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  z-index: 120; transition: width .08s linear;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  padding: .85rem 1.5rem; border-radius: 100px; border: 1px solid transparent;
  font-weight: 600; font-size: .95rem; cursor: pointer;
  transition: transform .2s ease, box-shadow .25s ease, background .25s ease, border-color .25s ease, color .25s ease;
  white-space: nowrap;
}
.btn--primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #04120f;
  box-shadow: 0 8px 24px rgba(0, 211, 167, .28);
}
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 14px 34px rgba(0, 211, 167, .38); }
.btn--ghost { border-color: var(--border); background: var(--surface); color: var(--text); }
.btn--ghost:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-2px); }
.btn--sm { padding: .55rem 1.05rem; font-size: .85rem; }
.btn--full { width: 100%; }

/* ---------- Nav ---------- */
.nav {
  position: fixed; inset: 0 0 auto 0; height: var(--nav-h); z-index: 100;
  display: flex; align-items: center;
  transition: background .3s ease, border-color .3s ease, box-shadow .3s ease;
  border-bottom: 1px solid transparent;
}
.nav.is-stuck {
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom-color: var(--border);
  box-shadow: 0 6px 24px rgba(0,0,0,.06);
}
.nav__inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }

.brand { display: flex; align-items: center; gap: .6rem; font-weight: 700; letter-spacing: -.02em; }
.brand__mark {
  display: grid; place-items: center; width: 34px; height: 34px; border-radius: 10px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #04120f; font-size: .82rem; font-weight: 800; letter-spacing: .02em;
}
.brand__text { font-size: 1.05rem; }

.nav__links { display: flex; gap: .3rem; }
.nav__links a {
  position: relative; padding: .5rem .8rem; border-radius: 8px;
  font-size: .92rem; color: var(--text-soft); font-weight: 500;
  transition: color .2s ease, background .2s ease;
}
.nav__links a:hover { color: var(--text); background: var(--surface-2); }
.nav__links a.is-active { color: var(--accent); }
.nav__links a.is-active::after {
  content: ""; position: absolute; left: .8rem; right: .8rem; bottom: .18rem;
  height: 2px; border-radius: 2px; background: var(--accent);
}

.nav__actions { display: flex; align-items: center; gap: .6rem; }
.icon-btn {
  display: grid; place-items: center; width: 38px; height: 38px;
  border-radius: 10px; border: 1px solid var(--border); background: var(--surface);
  cursor: pointer; color: var(--text-soft);
  transition: color .2s ease, border-color .2s ease, transform .2s ease;
}
.icon-btn:hover { color: var(--accent); border-color: var(--accent); transform: rotate(-12deg); }
[data-theme="dark"] .i-moon { display: none; }
[data-theme="light"] .i-sun, :root:not([data-theme="dark"]) .i-sun { display: none; }
[data-theme="dark"] .i-sun { display: block; }

.burger { display: none; flex-direction: column; gap: 5px; background: none; border: 0; cursor: pointer; padding: .4rem; }
.burger span { width: 22px; height: 2px; background: var(--text); border-radius: 2px; transition: transform .3s ease, opacity .2s ease; }
.burger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.is-open span:nth-child(2) { opacity: 0; }
.burger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero { padding: calc(var(--nav-h) + 5rem) 0 5rem; }
.hero__inner {
  display: grid; grid-template-columns: 1.05fr .95fr; gap: 3.5rem; align-items: center;
}

.eyebrow {
  display: inline-flex; align-items: center; gap: .55rem;
  padding: .4rem .9rem; border-radius: 100px;
  background: var(--accent-soft); border: 1px solid color-mix(in srgb, var(--accent) 35%, transparent);
  color: var(--accent); font-size: .82rem; font-weight: 600; margin-bottom: 1.4rem;
}
.pulse {
  width: 7px; height: 7px; border-radius: 50%; background: var(--accent);
  box-shadow: 0 0 0 0 var(--accent); animation: pulse 2s infinite;
}
@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent) 70%, transparent); }
  70%  { box-shadow: 0 0 0 9px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}

.hero__title {
  font-size: clamp(2.7rem, 6.4vw, 4.5rem); line-height: 1.03;
  letter-spacing: -.035em; font-weight: 800; margin-bottom: .35rem;
}
.hero__role {
  font-size: clamp(1.1rem, 2.6vw, 1.7rem); font-weight: 600;
  color: var(--accent); min-height: 2.3em; letter-spacing: -.01em;
}
.caret { color: var(--accent); animation: blink 1s steps(2, start) infinite; font-weight: 300; }
@keyframes blink { to { visibility: hidden; } }

.hero__desc { color: var(--text-soft); font-size: 1.06rem; max-width: 56ch; margin: .6rem 0 2rem; }
.hero__desc strong { color: var(--text); font-weight: 600; }

.hero__cta { display: flex; gap: .8rem; flex-wrap: wrap; }
.hero__socials { display: flex; gap: .6rem; margin-top: 2rem; }
.hero__socials a {
  display: grid; place-items: center; width: 42px; height: 42px; border-radius: 12px;
  border: 1px solid var(--border); background: var(--surface); color: var(--text-soft);
  transition: transform .2s ease, color .2s ease, border-color .2s ease;
}
.hero__socials a:hover { color: var(--accent); border-color: var(--accent); transform: translateY(-3px); }

/* Terminal card */
.hero__visual { perspective: 1200px; }
.terminal {
  border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--border); background: var(--surface);
  box-shadow: var(--shadow-lg);
  transform: rotateY(-6deg) rotateX(3deg);
  transition: transform .5s cubic-bezier(.2,.8,.2,1);
}
.terminal:hover { transform: rotateY(0) rotateX(0) translateY(-6px); }
.terminal__bar {
  display: flex; align-items: center; gap: .45rem;
  padding: .8rem 1rem; background: var(--surface-2); border-bottom: 1px solid var(--border);
}
.dot { width: 11px; height: 11px; border-radius: 50%; }
.dot--red { background: #ff5f57; } .dot--yellow { background: #febc2e; } .dot--green { background: #28c840; }
.terminal__title { margin-left: auto; font-family: var(--mono); font-size: .76rem; color: var(--text-faint); }
.terminal__body {
  padding: 1.3rem 1.4rem; font-family: var(--mono); font-size: .82rem; line-height: 1.85;
  overflow-x: auto; color: var(--text-soft);
}
.c-key { color: #c792ea; } .c-fn { color: #82aaff; } .c-str { color: #c3e88d; }
.c-num { color: #f78c6c; } .c-cmt { color: var(--text-faint); font-style: italic; }
.c-ok { color: var(--accent); font-weight: 500; } .c-warn { color: #febc2e; }

/* Stats */
.stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem;
  margin-top: 4.5rem; padding: 1.8rem; border-radius: var(--radius);
  border: 1px solid var(--border); background: var(--surface); box-shadow: var(--shadow);
}
.stats li { display: flex; flex-direction: column; align-items: center; text-align: center; position: relative; }
.stats li + li::before {
  content: ""; position: absolute; left: 0; top: 15%; height: 70%; width: 1px; background: var(--border);
}
.stats__num, .stats__plus {
  font-size: clamp(1.6rem, 3.4vw, 2.3rem); font-weight: 800; letter-spacing: -.03em;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.stats li { flex-direction: row; flex-wrap: wrap; justify-content: center; }
.stats__label { flex-basis: 100%; font-size: .82rem; color: var(--text-faint); margin-top: .15rem; }

/* ---------- Section shell ---------- */
.section { padding: 6rem 0; position: relative; }
.section--alt { background: var(--bg-alt); border-block: 1px solid var(--border); }
.section__eyebrow {
  font-family: var(--mono); font-size: .8rem; letter-spacing: .16em; text-transform: uppercase;
  color: var(--accent); margin-bottom: .7rem;
}
.section__title {
  font-size: clamp(1.9rem, 4vw, 2.7rem); font-weight: 700; letter-spacing: -.03em; line-height: 1.15;
  margin-bottom: .8rem;
}
.section__lead { color: var(--text-soft); max-width: 60ch; margin-bottom: 2.6rem; }
.section__title + .about, .section__title + .timeline, .section__title + .certs,
.section__title + .skills, .section__title + .contact { margin-top: 2.6rem; }

/* ---------- About ---------- */
.about { display: grid; grid-template-columns: 1.15fr 1fr; gap: 3rem; align-items: start; }
.about__text p { color: var(--text-soft); margin-bottom: 1.05rem; }
.about__text strong { color: var(--text); }
.about__text em { color: var(--accent); font-style: normal; font-weight: 600; }

.about__meta {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: .9rem;
  margin-top: 1.8rem; padding-top: 1.8rem; border-top: 1px solid var(--border);
}
.about__meta .k { display: block; font-size: .74rem; text-transform: uppercase; letter-spacing: .1em; color: var(--text-faint); }
.about__meta .v { font-weight: 600; font-size: .95rem; }

.about__cards { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.mini-card {
  padding: 1.4rem; border-radius: var(--radius); border: 1px solid var(--border);
  background: var(--surface); box-shadow: var(--shadow);
  transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
}
.mini-card:hover { transform: translateY(-5px); border-color: var(--accent); box-shadow: var(--shadow-lg); }
.mini-card__icon { font-size: 1.5rem; margin-bottom: .6rem; }
.mini-card h3 { font-size: 1rem; margin-bottom: .35rem; }
.mini-card p { font-size: .87rem; color: var(--text-soft); line-height: 1.6; }

/* ---------- Skills ---------- */
.skills { display: grid; grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); gap: 1.1rem; }
.skill-group {
  padding: 1.6rem; border-radius: var(--radius); border: 1px solid var(--border);
  background: var(--surface); box-shadow: var(--shadow);
  transition: transform .25s ease, border-color .25s ease;
}
.skill-group:hover { transform: translateY(-4px); border-color: color-mix(in srgb, var(--accent) 50%, var(--border)); }
.skill-group h3 { display: flex; align-items: center; gap: .6rem; font-size: 1.02rem; margin-bottom: 1.1rem; }
.skill-group__dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
}

.tags { display: flex; flex-wrap: wrap; gap: .45rem; }
.tags li {
  padding: .38rem .8rem; border-radius: 100px; font-size: .82rem;
  background: var(--surface-2); border: 1px solid var(--border); color: var(--text-soft);
  transition: color .2s ease, border-color .2s ease, background .2s ease;
}
.skill-group:hover .tags li { border-color: color-mix(in srgb, var(--accent) 28%, var(--border)); }
.tags li:hover { color: var(--accent); border-color: var(--accent); background: var(--accent-soft); }
.tags--sm li { font-size: .74rem; padding: .26rem .62rem; }

.bar { margin-bottom: 1rem; }
.bar__label { display: block; font-size: .85rem; color: var(--text-soft); margin-bottom: .38rem; }
.bar__track { display: block; height: 7px; border-radius: 100px; background: var(--surface-2); overflow: hidden; border: 1px solid var(--border); }
.bar__track i {
  display: block; height: 100%; width: 0;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  border-radius: 100px; transition: width 1.1s cubic-bezier(.2,.8,.2,1);
}

/* ---------- Timeline ---------- */
.timeline { position: relative; padding-left: 2.2rem; }
.timeline::before {
  content: ""; position: absolute; left: 7px; top: .5rem; bottom: .5rem; width: 2px;
  background: linear-gradient(180deg, var(--accent), var(--accent-2), transparent);
  opacity: .5;
}
.tl-item { position: relative; margin-bottom: 1.4rem; }
.tl-item__dot {
  position: absolute; left: -2.2rem; top: 1.7rem; width: 16px; height: 16px; border-radius: 50%;
  background: var(--bg); border: 3px solid var(--accent);
}
.tl-item__card {
  padding: 1.6rem 1.8rem; border-radius: var(--radius); border: 1px solid var(--border);
  background: var(--surface); box-shadow: var(--shadow);
  transition: transform .25s ease, border-color .25s ease;
}
.tl-item__card:hover { transform: translateX(5px); border-color: color-mix(in srgb, var(--accent) 50%, var(--border)); }
.tl-item__head { display: flex; align-items: center; gap: .75rem; flex-wrap: wrap; }
.tl-item__head h3 { font-size: 1.18rem; letter-spacing: -.01em; }
.tl-item__org { color: var(--accent); font-weight: 600; font-size: .95rem; margin-top: .1rem; }
.tl-item__date { font-family: var(--mono); font-size: .78rem; color: var(--text-faint); margin-bottom: .9rem; }
.tl-item__points { margin-bottom: 1rem; }
.tl-item__points li {
  position: relative; padding-left: 1.15rem; margin-bottom: .45rem;
  color: var(--text-soft); font-size: .93rem;
}
.tl-item__points li::before { content: "▸"; position: absolute; left: 0; color: var(--accent); }

.chip {
  padding: .22rem .68rem; border-radius: 100px; font-size: .72rem; font-weight: 600;
  background: var(--surface-2); border: 1px solid var(--border); color: var(--text-soft);
}
.chip--live { background: var(--accent-soft); border-color: var(--accent); color: var(--accent); }

/* ---------- Projects ---------- */
.filters { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 1.8rem; }
.filter {
  padding: .5rem 1.1rem; border-radius: 100px; cursor: pointer;
  border: 1px solid var(--border); background: var(--surface); color: var(--text-soft);
  font-size: .88rem; font-weight: 500; transition: all .2s ease;
}
.filter:hover { color: var(--accent); border-color: var(--accent); }
.filter.is-active {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #04120f; border-color: transparent; font-weight: 600;
}

.projects { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 1.2rem; }
.p-card {
  display: flex; flex-direction: column; gap: .7rem;
  padding: 1.6rem; border-radius: var(--radius); border: 1px solid var(--border);
  background: var(--surface); box-shadow: var(--shadow); position: relative; overflow: hidden;
  transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease, opacity .3s ease;
}
.p-card::before {
  content: ""; position: absolute; inset: 0 0 auto 0; height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  transform: scaleX(0); transform-origin: left; transition: transform .35s ease;
}
.p-card:hover::before { transform: scaleX(1); }
.p-card:hover { transform: translateY(-6px); border-color: color-mix(in srgb, var(--accent) 45%, var(--border)); box-shadow: var(--shadow-lg); }
.p-card.is-hidden { display: none; }
.p-card__top { display: flex; align-items: center; justify-content: space-between; }
.p-card__icon { font-size: 1.6rem; }
.p-card h3 { font-size: 1.1rem; letter-spacing: -.01em; }
.p-card > p { font-size: .9rem; color: var(--text-soft); flex: 1; }
.p-card__links { display: flex; gap: 1.1rem; margin-top: .4rem; padding-top: .9rem; border-top: 1px solid var(--border); }
.p-card__links a { font-size: .85rem; font-weight: 600; color: var(--accent); transition: opacity .2s ease; }
.p-card__links a:hover { opacity: .7; }

/* ---------- Certifications ---------- */
.certs { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 1.1rem; }
.cert {
  display: block; padding: 1.5rem; border-radius: var(--radius);
  border: 1px solid var(--border); background: var(--surface); box-shadow: var(--shadow);
  transition: transform .25s ease, border-color .25s ease;
}
.cert:hover { transform: translateY(-5px); border-color: var(--accent); }
.cert__badge {
  display: grid; place-items: center; width: 46px; height: 46px; border-radius: 12px;
  background: var(--accent-soft); border: 1px solid color-mix(in srgb, var(--accent) 35%, transparent);
  color: var(--accent); font-weight: 800; font-size: .78rem; margin-bottom: .9rem;
}
.cert h3 { font-size: 1rem; line-height: 1.35; margin-bottom: .3rem; }
.cert__org { font-size: .85rem; color: var(--text-soft); }
.cert__year { font-family: var(--mono); font-size: .74rem; color: var(--text-faint); }

/* ---------- Blog ---------- */
.posts { display: grid; grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); gap: 1.1rem; }
.post {
  display: flex; flex-direction: column; gap: .5rem; padding: 1.6rem;
  border-radius: var(--radius); border: 1px solid var(--border);
  background: var(--surface); box-shadow: var(--shadow);
  transition: transform .25s ease, border-color .25s ease;
}
.post:hover { transform: translateY(-5px); border-color: var(--accent); }
.post__date { font-family: var(--mono); font-size: .74rem; color: var(--text-faint); text-transform: uppercase; letter-spacing: .1em; }
.post h3 { font-size: 1.08rem; line-height: 1.35; }
.post p { font-size: .89rem; color: var(--text-soft); flex: 1; }
.post__more { font-size: .85rem; font-weight: 600; color: var(--accent); }

/* ---------- Contact ---------- */
.contact { display: grid; grid-template-columns: 1fr 1.05fr; gap: 3rem; align-items: start; }
.contact__lead { color: var(--text-soft); margin-bottom: 1.8rem; max-width: 46ch; }
.contact__list { display: grid; gap: 1.1rem; margin-bottom: 2rem; }
.contact__list li { display: flex; gap: .9rem; align-items: flex-start; }
.contact__ic {
  display: grid; place-items: center; width: 40px; height: 40px; flex: none;
  border-radius: 11px; background: var(--surface-2); border: 1px solid var(--border);
}
.contact__list .k { display: block; font-size: .74rem; text-transform: uppercase; letter-spacing: .1em; color: var(--text-faint); }
.contact__list a { font-weight: 600; transition: color .2s ease; word-break: break-word; }
.contact__list a:hover { color: var(--accent); }

.contact__form {
  padding: 2rem; border-radius: var(--radius); border: 1px solid var(--border);
  background: var(--surface); box-shadow: var(--shadow);
}
.field { margin-bottom: 1.1rem; }
.field label { display: block; font-size: .82rem; font-weight: 600; margin-bottom: .4rem; color: var(--text-soft); }
.field input, .field textarea {
  width: 100%; padding: .8rem 1rem; border-radius: var(--radius-sm);
  border: 1px solid var(--border); background: var(--bg); color: var(--text);
  transition: border-color .2s ease, box-shadow .2s ease;
  resize: vertical;
}
.field input::placeholder, .field textarea::placeholder { color: var(--text-faint); }
.field input:focus, .field textarea:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.field.has-error input, .field.has-error textarea { border-color: #ff6b6b; }
.err { display: block; min-height: 1.05rem; font-size: .76rem; color: #ff6b6b; margin-top: .22rem; }
.form-note { font-size: .78rem; color: var(--text-faint); text-align: center; margin-top: .8rem; }
.form-note.is-ok { color: var(--accent); }

/* ---------- Footer ---------- */
.footer { padding: 2.2rem 0; border-top: 1px solid var(--border); background: var(--bg-alt); }
.footer__inner { display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
.footer p { font-size: .85rem; color: var(--text-faint); }

/* ---------- To top ---------- */
.to-top {
  position: fixed; right: 1.5rem; bottom: 1.5rem; z-index: 90;
  width: 44px; height: 44px; border-radius: 50%; cursor: pointer;
  border: 1px solid var(--border); background: var(--surface); color: var(--text);
  box-shadow: var(--shadow); font-size: 1.05rem;
  opacity: 0; visibility: hidden; transform: translateY(12px);
  transition: opacity .3s ease, transform .3s ease, visibility .3s, color .2s ease, border-color .2s ease;
}
.to-top.is-visible { opacity: 1; visibility: visible; transform: translateY(0); }
.to-top:hover { color: var(--accent); border-color: var(--accent); }

/* ---------- Reveal on scroll ---------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .65s ease, transform .65s cubic-bezier(.2,.8,.2,1); }
.reveal.is-visible { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 1000px) {
  .hero__inner { grid-template-columns: 1fr; gap: 2.5rem; }
  .hero__visual { order: -1; }
  .terminal { transform: none; }
  .about, .contact { grid-template-columns: 1fr; gap: 2rem; }
  .nav__links { display: none; }
  .burger { display: flex; }

  .nav__links.is-open {
    display: flex; flex-direction: column; gap: .2rem;
    position: absolute; top: var(--nav-h); left: 0; right: 0;
    padding: 1rem 1.25rem 1.4rem;
    background: var(--bg); border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
  }
  .nav__links.is-open a { padding: .75rem .8rem; font-size: 1rem; }
  .nav__links.is-open a.is-active::after { display: none; }
}

@media (max-width: 640px) {
  .section { padding: 4.2rem 0; }
  .hero { padding-top: calc(var(--nav-h) + 3rem); }
  .stats { grid-template-columns: 1fr 1fr; gap: 1.4rem; padding: 1.4rem; }
  .stats li:nth-child(odd)::before { display: none; }
  .about__cards { grid-template-columns: 1fr; }
  .about__meta { grid-template-columns: 1fr; }
  .hide-sm { display: none; }
  .contact__form { padding: 1.4rem; }
  .footer__inner { justify-content: center; text-align: center; }
}

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

@media print {
  .nav, .to-top, .progress-bar, .bg-grid, .bg-glow, .hero__visual, .filters { display: none !important; }
  body { background: #fff; color: #000; }
  .section { padding: 1.2rem 0; }
  .reveal { opacity: 1; transform: none; }
}

/* ---------- Project card feature list (added after content rewrite) ---------- */
.projects--two { grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); }

.p-card__feats { margin: .2rem 0 .3rem; }
.p-card__feats li {
  position: relative; padding-left: 1.15rem; margin-bottom: .3rem;
  font-size: .86rem; color: var(--text-soft);
}
.p-card__feats li::before {
  content: "✓"; position: absolute; left: 0; color: var(--accent); font-size: .8rem;
}

.projects__more { margin-top: 1.6rem; font-size: .9rem; color: var(--text-soft); }
.projects__more a { color: var(--accent); font-weight: 600; }
.projects__more a:hover { text-decoration: underline; }

.certs--two { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); max-width: 760px; }
.cert__year { display: inline-block; margin-top: .6rem; color: var(--accent); font-weight: 600; }

/* Stats: no suffix on the plain counts */
.stats__plus:empty { display: none; }