/* ===========================================================================
   Mohammed Gaseer — portfolio
   Design tokens first, then layout, then components. Every selector is a
   single class so nothing cancels anything else out.
   ========================================================================= */

:root {
  /* Colour — a cool instrument panel. Signal vermilion appears only on
     retrieval mechanics and the one number worth reading twice. */
  --ink:        #0b1220;
  --ink-2:      #26324a;
  --mute:       #5b6779;
  --ground:     #e7ecf3;
  --ground-2:   #dde4ee;
  --surface:    #ffffff;
  --line:       #c9d3e0;
  --line-soft:  #e3e9f1;
  --signal:     #ff4a1c;
  --signal-ink: #c1300a;
  --signal-wash:#fff0eb;
  --ok:         #0e7c66;

  /* Type */
  --display: 'Archivo', 'Helvetica Neue', system-ui, sans-serif;
  --body:    'Newsreader', Georgia, 'Times New Roman', serif;
  --mono:    'IBM Plex Mono', ui-monospace, 'SFMono-Regular', Menlo, monospace;

  /* Space */
  --s1: 4px;  --s2: 8px;  --s3: 12px; --s4: 16px; --s5: 24px;
  --s6: 32px; --s7: 48px; --s8: 64px; --s9: 96px;

  /* Surfaces — soft radii, because this is a mobile engineer's world */
  --r-lg: 18px; --r: 13px; --r-sm: 8px;
  --shadow: 0 1px 2px rgba(11, 18, 32, .05), 0 10px 28px -16px rgba(11, 18, 32, .22);
  --shadow-lift: 0 2px 4px rgba(11, 18, 32, .06), 0 18px 40px -20px rgba(11, 18, 32, .3);

  --wrap: 1140px;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--ground);
  color: var(--ink);
  font-family: var(--body);
  font-size: 17px;
  line-height: 1.62;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 { font-family: var(--display); font-weight: 800; margin: 0; letter-spacing: -.028em; line-height: 1.04; }
p { margin: 0; }
a { color: inherit; }
img, svg { max-width: 100%; }

:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 3px;
  border-radius: var(--r-sm);
}

::selection { background: var(--signal); color: #fff; }

.wrap { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: var(--s5); }

.skip {
  position: absolute; left: -9999px; top: var(--s3);
  background: var(--ink); color: #fff; padding: var(--s3) var(--s4);
  border-radius: var(--r-sm); font-family: var(--mono); font-size: 13px; z-index: 50;
}
.skip:focus { left: var(--s5); }

/* --- micro type ---------------------------------------------------------- */

.label {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--mute);
}

.mono { font-family: var(--mono); font-variant-numeric: tabular-nums; }

/* --- top bar ------------------------------------------------------------- */

.bar {
  position: sticky; top: 0; z-index: 40;
  background: rgba(231, 236, 243, .82);
  backdrop-filter: saturate(1.4) blur(12px);
  -webkit-backdrop-filter: saturate(1.4) blur(12px);
  border-bottom: 1px solid var(--line-soft);
}
.bar__in { display: flex; align-items: center; gap: var(--s5); height: 60px; }
.bar__id { display: flex; align-items: center; gap: var(--s3); text-decoration: none; margin-right: auto; }
.bar__mark {
  width: 30px; height: 30px; border-radius: 9px; flex: none;
  background: var(--ink); color: #fff;
  display: grid; place-items: center;
  font-family: var(--mono); font-size: 12px; font-weight: 600; letter-spacing: .02em;
}
.bar__name { font-family: var(--display); font-weight: 700; font-size: 15px; letter-spacing: -.01em; }
.bar__nav { display: none; gap: var(--s5); }
.bar__link {
  font-family: var(--mono); font-size: 12px; letter-spacing: .08em; text-transform: uppercase;
  color: var(--mute); text-decoration: none; padding-block: var(--s2);
  border-bottom: 1px solid transparent; transition: color .15s ease, border-color .15s ease;
}
.bar__link:hover { color: var(--ink); border-bottom-color: var(--signal); }
@media (min-width: 820px) { .bar__nav { display: flex; } }

/* --- buttons ------------------------------------------------------------- */

.btn {
  display: inline-flex; align-items: center; gap: var(--s2);
  font-family: var(--mono); font-size: 12.5px; font-weight: 500; letter-spacing: .04em;
  padding: 9px 15px; border-radius: 999px; border: 1px solid var(--line);
  background: var(--surface); color: var(--ink); text-decoration: none; cursor: pointer;
  transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease, background .15s ease;
}
.btn:hover { border-color: var(--ink); box-shadow: var(--shadow); transform: translateY(-1px); }
.btn--solid { background: var(--ink); border-color: var(--ink); color: #fff; }
.btn--solid:hover { background: #1a2740; }
.btn--signal { background: var(--signal); border-color: var(--signal); color: #fff; }
.btn--signal:hover { background: var(--signal-ink); border-color: var(--signal-ink); }

/* --- hero ---------------------------------------------------------------- */

.hero { padding-block: clamp(40px, 7vw, 84px) clamp(48px, 8vw, 96px); }
.hero__grid { display: grid; gap: clamp(36px, 5vw, 56px); align-items: start; }
@media (min-width: 1000px) { .hero__grid { grid-template-columns: 1.02fr .98fr; gap: 56px; } }

.hero__eyebrow { display: flex; align-items: flex-start; gap: var(--s3); margin-bottom: var(--s5); }
.hero__dot { width: 7px; height: 7px; border-radius: 50%; background: var(--ok); flex: none; margin-top: .45em; }

.hero__title {
  font-size: clamp(2.2rem, 4.7vw, 3.45rem);
  letter-spacing: -.038em;
  line-height: 1.02;
  margin-bottom: var(--s5);
  text-wrap: balance;
}
/* Emphasis without spending the colour budget the ask panel needs */
.hero__title em {
  font-style: normal;
  text-decoration: underline;
  text-decoration-color: var(--signal);
  text-decoration-thickness: 5px;
  text-underline-offset: 9px;
  text-decoration-skip-ink: none;
}

.hero__lede {
  font-size: clamp(1.06rem, 1.6vw, 1.22rem);
  color: var(--ink-2);
  max-width: 34em;
  margin-bottom: var(--s6);
}

.facts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; margin-bottom: var(--s6); }
@media (min-width: 620px) { .facts { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
.facts__cell { background: var(--surface); padding: var(--s4) var(--s4) var(--s4); }
.facts__n { font-family: var(--display); font-weight: 800; font-size: 1.3rem; letter-spacing: -.03em; display: block; line-height: 1.15; }
.facts__n--signal { color: var(--signal); }
.facts__k { font-family: var(--mono); font-size: 10.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--mute); display: block; margin-top: 5px; }

.hero__actions { display: flex; flex-wrap: wrap; gap: var(--s3); }

/* --- the ask panel : the one loud thing on this page --------------------- */

.ask {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-lift);
  overflow: hidden;
}
.ask__head { padding: var(--s5) var(--s5) var(--s4); border-bottom: 1px solid var(--line-soft); }
.ask__title { display: flex; align-items: center; gap: var(--s3); }
.ask__pulse { width: 8px; height: 8px; border-radius: 50%; background: var(--signal); flex: none; }
.ask__note { font-size: 15px; color: var(--mute); margin-top: var(--s3); line-height: 1.5; }

.ask__form { display: flex; gap: var(--s2); padding: var(--s4) var(--s5); border-bottom: 1px solid var(--line-soft); }
.ask__input {
  flex: 1; min-width: 0;
  font-family: var(--mono); font-size: 14px; color: var(--ink);
  padding: 11px 14px; border: 1px solid var(--line); border-radius: var(--r-sm);
  background: #fbfcfe; transition: border-color .15s ease, box-shadow .15s ease;
}
.ask__input::placeholder { color: #93a0b3; }
.ask__input:focus { outline: none; border-color: var(--ink); box-shadow: 0 0 0 3px rgba(11, 18, 32, .07); }
.ask__go { flex: none; padding: 11px 16px; }

.chips { display: flex; flex-wrap: wrap; gap: var(--s2); padding: 0 var(--s5) var(--s4); }
.chips__label { width: 100%; margin-bottom: var(--s1); }
.chip {
  font-family: var(--mono); font-size: 11.5px; color: var(--ink-2);
  padding: 6px 11px; border-radius: 999px;
  border: 1px solid var(--line-soft); background: #f6f8fb; cursor: pointer;
  transition: border-color .15s ease, background .15s ease, color .15s ease;
}
.chip:hover { border-color: var(--signal); color: var(--signal-ink); background: var(--signal-wash); }

.ask__out { padding: var(--s5); min-height: 172px; }

/* On a phone the panel is the whole screen, so it earns its height back:
   fewer starter chips, tighter copy. */
@media (max-width: 640px) {
  .chips .chip:nth-of-type(n+5) { display: none; }
  .ask__note { font-size: 14.5px; }
  .ask__out { min-height: 120px; }
}

.meta { display: flex; flex-wrap: wrap; gap: var(--s2); margin-bottom: var(--s4); }
.meta__tag {
  font-family: var(--mono); font-size: 10.5px; letter-spacing: .08em; text-transform: uppercase;
  color: var(--mute); background: #f3f6fa; border: 1px solid var(--line-soft);
  padding: 4px 9px; border-radius: var(--r-sm);
}
.meta__tag b { color: var(--ink); font-weight: 600; }
.meta__tag--signal { background: var(--signal-wash); border-color: #ffd4c7; color: var(--signal-ink); }
.meta__tag--signal b { color: var(--signal-ink); }

.ask__lead { font-family: var(--display); font-weight: 600; font-size: 1.06rem; letter-spacing: -.015em; line-height: 1.35; margin-bottom: var(--s4); }
.ask__idle { color: var(--mute); font-size: 15.5px; }

.ev { list-style: none; margin: 0; padding: 0; display: grid; gap: var(--s3); }
.ev__item { border: 1px solid var(--line-soft); border-radius: var(--r); padding: var(--s3) var(--s4) var(--s4); background: #fbfcfe; }
.ev__head { display: flex; align-items: baseline; justify-content: space-between; gap: var(--s3); }
.ev__src { font-family: var(--mono); font-size: 10.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--mute); }
.ev__score { font-family: var(--mono); font-size: 11.5px; font-variant-numeric: tabular-nums; color: var(--signal-ink); font-weight: 500; }
.ev__bar { height: 3px; border-radius: 2px; background: var(--ground-2); margin: 7px 0 9px; overflow: hidden; }
.ev__fill { display: block; height: 100%; background: var(--signal); border-radius: 2px; transform-origin: left center; animation: grow .45s cubic-bezier(.2, .8, .3, 1) both; }
.ev__text { font-size: 15.5px; line-height: 1.55; color: var(--ink-2); }
.ev__text mark { background: var(--signal-wash); color: var(--signal-ink); padding: 0 2px; border-radius: 3px; box-decoration-break: clone; }

@keyframes grow { from { transform: scaleX(0); } to { transform: scaleX(1); } }

.ask__links { display: flex; flex-wrap: wrap; gap: var(--s2); margin-top: var(--s4); }
.ask__foot {
  border-top: 1px solid var(--line-soft); padding: var(--s3) var(--s5);
  display: flex; flex-wrap: wrap; gap: var(--s3) var(--s5); background: #f6f8fb;
}
.ask__foot span { font-family: var(--mono); font-size: 10.5px; letter-spacing: .06em; color: var(--mute); }

/* --- sections ------------------------------------------------------------ */

.section { padding-block: clamp(52px, 8vw, 104px); border-top: 1px solid var(--line-soft); }
.section__head { margin-bottom: clamp(28px, 4vw, 44px); }
.section__title { font-size: clamp(1.65rem, 3.2vw, 2.5rem); margin-top: var(--s3); letter-spacing: -.035em; }
.section__note { color: var(--mute); margin-top: var(--s3); max-width: 46em; font-size: 16.5px; }

/* --- experience ---------------------------------------------------------- */

.roles { display: grid; gap: var(--s5); }
.role {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--r-lg); padding: clamp(20px, 3vw, 30px);
  display: grid; gap: var(--s5);
}
@media (min-width: 900px) { .role { grid-template-columns: 250px 1fr; gap: var(--s7); } }

.role__meta { display: flex; flex-direction: column; gap: var(--s2); align-items: flex-start; }
.role__co { font-family: var(--display); font-weight: 800; font-size: 1.18rem; letter-spacing: -.025em; }
.role__title { font-family: var(--mono); font-size: 12.5px; color: var(--ink-2); }
.role__when { font-family: var(--mono); font-size: 11.5px; color: var(--mute); font-variant-numeric: tabular-nums; }
.role__team {
  margin-top: var(--s2); font-family: var(--mono); font-size: 10.5px; letter-spacing: .08em; text-transform: uppercase;
  border: 1px solid var(--line); border-radius: 999px; padding: 4px 10px; color: var(--ink-2); background: #f6f8fb;
}
.role__team--solo { border-color: #ffd4c7; background: var(--signal-wash); color: var(--signal-ink); }

.pts { list-style: none; margin: 0; padding: 0; display: grid; gap: var(--s4); }
.pt { position: relative; padding-left: var(--s5); color: var(--ink-2); font-size: 16.5px; }
.pt::before {
  content: ''; position: absolute; left: 0; top: .62em;
  width: 7px; height: 2px; background: var(--signal); border-radius: 1px;
}
.pt b { font-weight: 600; color: var(--ink); }

/* --- projects ------------------------------------------------------------ */

.projects { display: grid; gap: var(--s5); }
.project {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--r-lg); padding: clamp(20px, 3vw, 30px);
  transition: box-shadow .2s ease, border-color .2s ease;
}
.project:hover { box-shadow: var(--shadow); border-color: var(--line); }
.project__head { display: flex; flex-wrap: wrap; align-items: baseline; gap: var(--s3); margin-bottom: var(--s4); }
.project__name { font-size: 1.35rem; letter-spacing: -.03em; }
.project__kind { font-family: var(--mono); font-size: 10.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--mute); }
.project__links { display: flex; flex-wrap: wrap; gap: var(--s2); margin-left: auto; }
.project__body { display: grid; gap: var(--s5); }
@media (min-width: 900px) { .project__body { grid-template-columns: 1fr 250px; gap: var(--s7); } }
.stack { display: flex; flex-wrap: wrap; gap: 6px; align-content: flex-start; }
.stack__item {
  font-family: var(--mono); font-size: 11.5px; color: var(--ink-2);
  border: 1px solid var(--line-soft); background: #f6f8fb;
  padding: 4px 9px; border-radius: var(--r-sm);
}

/* --- skills -------------------------------------------------------------- */

.skills { display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--r-lg); overflow: hidden; }
.skills__row { background: var(--surface); padding: var(--s5); display: grid; gap: var(--s3); }
@media (min-width: 760px) { .skills__row { grid-template-columns: 180px 1fr; gap: var(--s6); align-items: baseline; } }
.skills__k { font-family: var(--display); font-weight: 700; font-size: 15px; letter-spacing: -.01em; }
.skills__v { display: flex; flex-wrap: wrap; gap: 6px; }

/* --- footer -------------------------------------------------------------- */

.foot { border-top: 1px solid var(--line-soft); padding-block: clamp(48px, 7vw, 88px) var(--s7); }
.foot__grid { display: grid; gap: var(--s7); }
@media (min-width: 860px) { .foot__grid { grid-template-columns: 1.2fr 1fr; gap: var(--s8); } }
.foot__title { font-size: clamp(1.8rem, 4vw, 2.9rem); letter-spacing: -.04em; margin-bottom: var(--s4); }
.foot__list { display: grid; gap: var(--s3); margin: 0; }
.foot__row { display: flex; gap: var(--s4); align-items: baseline; }
.foot__k { font-family: var(--mono); font-size: 10.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--mute); width: 78px; flex: none; }
.foot__v { font-family: var(--mono); font-size: 13.5px; color: var(--ink); text-decoration: none; border-bottom: 1px solid var(--line); }
.foot__v:hover { border-bottom-color: var(--signal); color: var(--signal-ink); }
.foot__end { margin-top: var(--s8); padding-top: var(--s5); border-top: 1px solid var(--line-soft); display: flex; flex-wrap: wrap; gap: var(--s3) var(--s5); }
.foot__end span { font-family: var(--mono); font-size: 11px; color: var(--mute); }

/* --- load-in ------------------------------------------------------------- */

.rise { animation: rise .6s cubic-bezier(.2, .75, .3, 1) both; }
.rise-1 { animation-delay: .04s; }
.rise-2 { animation-delay: .12s; }
.rise-3 { animation-delay: .2s; }
.rise-4 { animation-delay: .28s; }
@keyframes rise { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }

.reveal { opacity: 0; transform: translateY(16px); transition: opacity .55s ease, transform .55s cubic-bezier(.2, .75, .3, 1); }
.reveal.is-in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .rise, .ev__fill { animation: none; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .btn:hover { transform: none; }
}

@media print {
  .bar, .ask, .chips, .hero__actions { display: none; }
  body { background: #fff; }
}