/* ============================================================
   HATEM MANSOUR — portfolio
   Aesthetic: desert dusk arcade. Pixel chrome, editorial substance.
   ============================================================ */

:root {
  /* night sky → horizon */
  --void:    #07070f;
  --night:   #0f1128;
  --deep:    #171a3d;
  --dusk:    #322553;
  --horizon: #7a3b63;

  /* accents */
  --sand:    #f2b544;
  --ember:   #e8674f;
  --mint:    #52e0c4;

  /* type */
  --bone:    #ece7dc;
  --dim:     #8e8eb0;
  --faint:   #5a5a7d;

  --edge:    #2b2f5c;
  --edge-lit:#4b4f8f;

  --px: 4px;

  --f-arcade: "Press Start 2P", monospace;
  --f-hud:    "Silkscreen", monospace;
  --f-read:   "Newsreader", Georgia, serif;

  --ease-step: cubic-bezier(.6,.05,.3,1);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--void);
  color: var(--bone);
  font-family: var(--f-hud);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: none;
  overflow-x: hidden;
}

/* ---------- CRT overlay ---------- */
#crt {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9000;
  background:
    repeating-linear-gradient(
      to bottom,
      rgba(0,0,0,.16) 0px,
      rgba(0,0,0,.16) 1px,
      transparent 1px,
      transparent 3px
    );
  mix-blend-mode: multiply;
  opacity: 1;
  transition: opacity .25s;
}
body.crt-off #crt { opacity: 0; }

#vignette {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 8999;
  background: radial-gradient(ellipse at 50% 45%, transparent 45%, rgba(4,4,12,.75) 100%);
}

/* ---------- pixel frame primitive ---------- */
.frame {
  position: relative;
  background: var(--night);
  box-shadow:
     0 calc(var(--px) * -1) 0 0 var(--edge),
     0 var(--px) 0 0 var(--edge),
     calc(var(--px) * -1) 0 0 0 var(--edge),
     var(--px) 0 0 0 var(--edge);
}
.frame--lit {
  box-shadow:
     0 calc(var(--px) * -1) 0 0 var(--edge-lit),
     0 var(--px) 0 0 var(--edge-lit),
     calc(var(--px) * -1) 0 0 0 var(--edge-lit),
     var(--px) 0 0 0 var(--edge-lit);
}

/* ---------- HUD bar ---------- */
.hud {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 500;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 20px;
  background: rgba(7,7,15,.82);
  backdrop-filter: blur(6px);
  border-bottom: var(--px) solid var(--edge);
  font-family: var(--f-hud);
  font-size: 14px;
  letter-spacing: .06em;
}
.hud__id {
  color: var(--sand);
  text-transform: uppercase;
  text-decoration: none;
  white-space: nowrap;
}
.hud__id b { color: var(--bone); font-weight: 400; }
.hud__meta {
  display: flex;
  gap: 18px;
  align-items: center;
  color: var(--faint);
  text-transform: uppercase;
}
.hud__meta .live { color: var(--mint); }
.hud__meta .live::before {
  content: "";
  display: inline-block;
  width: 8px; height: 8px;
  background: var(--mint);
  margin-right: 7px;
  vertical-align: 1px;
  animation: blink 1.6s steps(1) infinite;
}
@keyframes blink { 0%,60% { opacity: 1 } 61%,100% { opacity: .15 } }

.hud__btns { display: flex; gap: 8px; }
.tgl {
  font-family: var(--f-hud);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--dim);
  background: transparent;
  border: 2px solid var(--edge);
  padding: 5px 10px;
  cursor: pointer;
  text-transform: uppercase;
  transition: color .15s, border-color .15s, background .15s;
}
.tgl:hover, .tgl[aria-pressed="true"] {
  color: var(--void);
  background: var(--sand);
  border-color: var(--sand);
}

/* ---------- hero ---------- */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  overflow: hidden;
  padding-bottom: 0;
}
#scene {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  z-index: 0;
}
.hero__inner {
  position: relative;
  z-index: 2;
  max-width: 1180px;
  width: 100%;
  margin: 0 auto;
  padding: 0 28px 72px;
}

.eyebrow {
  font-family: var(--f-hud);
  font-size: 14px;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--mint);
  margin: 0 0 22px;
}
.eyebrow .caret {
  display: inline-block;
  width: 9px; height: 15px;
  background: var(--mint);
  vertical-align: -2px;
  margin-left: 6px;
  animation: blink .9s steps(1) infinite;
}

h1.title {
  font-family: var(--f-arcade);
  font-size: clamp(26px, 6.2vw, 68px);
  line-height: 1.18;
  margin: 0 0 26px;
  color: var(--bone);
  text-shadow:
     4px 4px 0 var(--ember),
     8px 8px 0 rgba(0,0,0,.45);
  letter-spacing: -.01em;
}
h1.title .l2 { display: block; color: var(--sand); text-shadow: 4px 4px 0 rgba(0,0,0,.5); }

.hero__blurb {
  font-family: var(--f-read);
  font-size: clamp(17px, 2vw, 22px);
  line-height: 1.55;
  color: var(--bone);
  max-width: 46ch;
  margin: 0 0 30px;
  opacity: .95;
  text-shadow: 0 2px 6px rgba(7,7,15,.9);
}
.hero__blurb em { color: var(--sand); font-style: normal; }

.hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 28px;
  font-family: var(--f-hud);
  font-size: 13px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--dim);
  margin-bottom: 34px;
  text-shadow: 0 2px 5px rgba(7,7,15,.9);
}
.hero__stats b { color: var(--sand); font-weight: 400; }

.cta-row { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }

.btn {
  display: inline-block;
  font-family: var(--f-hud);
  font-size: 15px;
  letter-spacing: .12em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 14px 24px;
  color: var(--void);
  background: var(--sand);
  border: 0;
  cursor: pointer;
  position: relative;
  box-shadow: 5px 5px 0 0 rgba(0,0,0,.6);
  transition: transform .1s var(--ease-step), box-shadow .1s var(--ease-step), background .15s;
}
.btn:hover { transform: translate(2px,2px); box-shadow: 3px 3px 0 0 rgba(0,0,0,.6); background: #ffc95c; }
.btn:active { transform: translate(5px,5px); box-shadow: 0 0 0 0 rgba(0,0,0,.6); }
.btn--ghost {
  background: transparent;
  color: var(--bone);
  box-shadow: none;
  border: 3px solid var(--edge-lit);
}
.btn--ghost:hover { background: var(--edge); color: var(--bone); transform: none; box-shadow: none; }

.scroll-hint {
  position: absolute;
  bottom: 18px; left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  font-family: var(--f-hud);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--faint);
  text-transform: uppercase;
  animation: bob 2.2s steps(2) infinite;
}
@keyframes bob { 0%,100% { transform: translate(-50%, 0) } 50% { transform: translate(-50%, 6px) } }

/* ---------- section shell ---------- */
.sect { max-width: 1180px; margin: 0 auto; padding: 100px 28px; }
.sect--tight { padding-top: 60px; }

.sect__head {
  display: flex;
  align-items: baseline;
  gap: 18px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}
.sect__num {
  font-family: var(--f-arcade);
  font-size: 13px;
  color: var(--ember);
}
h2.sect__title {
  font-family: var(--f-arcade);
  font-size: clamp(17px, 2.6vw, 26px);
  margin: 0;
  color: var(--bone);
  letter-spacing: -.01em;
}
.sect__rule {
  height: var(--px);
  background: repeating-linear-gradient(to right, var(--edge) 0 8px, transparent 8px 16px);
  margin: 22px 0 40px;
}
.sect__lede {
  font-family: var(--f-read);
  font-size: 19px;
  line-height: 1.6;
  color: var(--dim);
  max-width: 60ch;
  margin: 0;
}

/* ---------- level select ---------- */
.levels { display: grid; gap: 22px; }
@media (min-width: 860px) { .levels { grid-template-columns: repeat(2, 1fr); } }

.level {
  --accent: var(--sand);
  position: relative;
  display: block;
  text-decoration: none;
  color: inherit;
  background: linear-gradient(180deg, var(--night) 0%, #0c0e22 100%);
  padding: 26px 26px 24px;
  box-shadow:
     0 calc(var(--px) * -1) 0 0 var(--edge),
     0 var(--px) 0 0 var(--edge),
     calc(var(--px) * -1) 0 0 0 var(--edge),
     var(--px) 0 0 0 var(--edge);
  transition: transform .13s var(--ease-step), box-shadow .13s var(--ease-step);
  overflow: hidden;
}
.level::after {
  /* scanline sweep on hover */
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, transparent 40%, rgba(242,181,68,.09) 50%, transparent 60%);
  transform: translateX(-110%);
  transition: transform .55s var(--ease-step);
  pointer-events: none;
}
.level:hover, .level:focus-visible, .level.is-cursor {
  transform: translateY(-6px);
  box-shadow:
     0 calc(var(--px) * -1) 0 0 var(--accent),
     0 var(--px) 0 0 var(--accent),
     calc(var(--px) * -1) 0 0 0 var(--accent),
     var(--px) 0 0 0 var(--accent),
     0 14px 0 -4px rgba(0,0,0,.55);
  outline: none;
}
.level:hover::after, .level.is-cursor::after { transform: translateX(110%); }

.level__top {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  margin-bottom: 18px;
}
.level__icon {
  flex: 0 0 auto;
  width: 64px; height: 64px;
  display: grid;
  place-items: center;
  background: #090b1c;
  border: 3px solid var(--edge);
}
.level__icon svg { width: 48px; height: 48px; display: block; }
.level__no {
  font-family: var(--f-arcade);
  font-size: 11px;
  color: var(--accent);
  margin: 4px 0 9px;
  letter-spacing: .04em;
}
h3.level__name {
  font-family: var(--f-arcade);
  font-size: 15px;
  line-height: 1.45;
  margin: 0;
  color: var(--bone);
}
.level__role {
  font-family: var(--f-hud);
  font-size: 13px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--faint);
  margin-top: 9px;
}
.level__desc {
  font-family: var(--f-read);
  font-size: 16.5px;
  line-height: 1.55;
  color: var(--dim);
  margin: 0 0 20px;
}
.level__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
}
.tags { display: flex; flex-wrap: wrap; gap: 7px; }
.tag {
  font-family: var(--f-hud);
  font-size: 11.5px;
  letter-spacing: .09em;
  text-transform: uppercase;
  color: var(--dim);
  border: 2px solid var(--edge);
  padding: 3px 8px;
}
.level__go {
  font-family: var(--f-hud);
  font-size: 13px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--accent);
  white-space: nowrap;
}
.level__badge {
  position: absolute;
  top: 0; right: 0;
  font-family: var(--f-hud);
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  background: var(--ember);
  color: var(--void);
  padding: 5px 11px;
}
.level--locked { opacity: .55; }
.level--locked .level__badge { background: var(--edge-lit); color: var(--bone); }

/* keyboard cursor arrow */
.level__cursor {
  position: absolute;
  left: -26px;
  top: 34px;
  font-family: var(--f-arcade);
  font-size: 14px;
  color: var(--sand);
  opacity: 0;
  transition: opacity .12s, transform .12s;
  transform: translateX(-6px);
}
.level.is-cursor .level__cursor { opacity: 1; transform: translateX(0); }

/* ---------- player profile ---------- */
.profile {
  display: grid;
  gap: 24px;
}
@media (min-width: 940px) { .profile { grid-template-columns: 1.15fr .85fr; } }

.panel { padding: 28px 26px; }
.panel__label {
  font-family: var(--f-arcade);
  font-size: 11px;
  color: var(--mint);
  letter-spacing: .04em;
  margin: 0 0 22px;
}

.bio { font-family: var(--f-read); font-size: 18px; line-height: 1.65; color: var(--bone); margin: 0 0 18px; opacity: .93; }
.bio:last-child { margin-bottom: 0; }
.bio strong { color: var(--sand); font-weight: 600; }

.stat { margin-bottom: 15px; }
.stat__row {
  display: flex;
  justify-content: space-between;
  font-family: var(--f-hud);
  font-size: 13px;
  letter-spacing: .07em;
  text-transform: uppercase;
  color: var(--dim);
  margin-bottom: 6px;
}
.stat__row span:last-child { color: var(--sand); }
.bar { display: flex; gap: 3px; }
.bar i {
  flex: 1;
  height: 12px;
  background: #191c3c;
}
.bar i.on { background: var(--sand); }
.bar i.on:nth-child(-n+2) { background: var(--ember); }

/* inventory */
.inv {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(84px, 1fr));
  gap: 10px;
  margin-top: 6px;
}
.inv__slot {
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  gap: 6px;
  background: #090b1c;
  border: 3px solid var(--edge);
  transition: border-color .15s, transform .1s;
  padding: 8px 4px;
}
.inv__slot:hover { border-color: var(--sand); transform: translateY(-3px); }
.inv__slot svg { width: 40px; height: 40px; }
.inv__slot span {
  font-family: var(--f-hud);
  font-size: 10.5px;
  letter-spacing: .05em;
  text-transform: uppercase;
  color: var(--faint);
}
.inv__slot:hover span { color: var(--bone); }

/* achievements */
.achv { display: grid; gap: 10px; margin-top: 4px; }
.achv__item {
  display: flex;
  align-items: center;
  gap: 13px;
  background: #090b1c;
  border-left: var(--px) solid var(--mint);
  padding: 11px 14px;
}
.achv__item svg { width: 26px; height: 26px; flex: 0 0 auto; }
.achv__txt { font-family: var(--f-hud); font-size: 13px; letter-spacing: .05em; color: var(--bone); text-transform: uppercase; line-height: 1.45; }
.achv__txt small { display: block; color: var(--faint); font-size: 11.5px; letter-spacing: .07em; margin-top: 2px; }

/* timeline */
.tl { position: relative; padding-left: 26px; }
.tl::before {
  content: "";
  position: absolute;
  left: 5px; top: 6px; bottom: 6px;
  width: var(--px);
  background: repeating-linear-gradient(to bottom, var(--edge) 0 6px, transparent 6px 12px);
}
.tl__item { position: relative; margin-bottom: 26px; }
.tl__item:last-child { margin-bottom: 0; }
.tl__item::before {
  content: "";
  position: absolute;
  left: -25px; top: 5px;
  width: 14px; height: 14px;
  background: var(--sand);
}
.tl__item--now::before { background: var(--mint); animation: blink 1.6s steps(1) infinite; }
.tl__when {
  font-family: var(--f-hud);
  font-size: 12px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--faint);
}
.tl__what {
  font-family: var(--f-arcade);
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--bone);
  margin: 7px 0 6px;
}
.tl__where { font-family: var(--f-read); font-size: 16px; color: var(--dim); line-height: 1.5; }

/* ---------- contact ---------- */
.contact {
  text-align: center;
  padding: 110px 28px 80px;
  position: relative;
  overflow: hidden;
}
.contact__press {
  font-family: var(--f-arcade);
  font-size: clamp(18px, 4vw, 40px);
  color: var(--bone);
  margin: 0 0 20px;
  text-shadow: 4px 4px 0 var(--ember);
  animation: blink 2.4s steps(1) infinite;
}
.contact__sub {
  font-family: var(--f-read);
  font-size: 19px;
  color: var(--dim);
  max-width: 48ch;
  margin: 0 auto 34px;
  line-height: 1.6;
}
.contact__links { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

footer {
  border-top: var(--px) solid var(--edge);
  padding: 26px 28px;
  display: flex;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
  font-family: var(--f-hud);
  font-size: 12px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--faint);
  max-width: 1180px;
  margin: 0 auto;
}
footer a { color: var(--dim); text-decoration: none; }
footer a:hover { color: var(--sand); }

/* ============================================================
   CASE STUDY PAGE
   ============================================================ */
.cs-hero {
  padding: 130px 28px 0;
  max-width: 900px;
  margin: 0 auto;
}
.cs-back {
  font-family: var(--f-hud);
  font-size: 13px;
  letter-spacing: .13em;
  text-transform: uppercase;
  color: var(--faint);
  text-decoration: none;
  display: inline-block;
  margin-bottom: 30px;
}
.cs-back:hover { color: var(--sand); }
.cs-level {
  font-family: var(--f-arcade);
  font-size: 11px;
  color: var(--ember);
  letter-spacing: .05em;
  margin-bottom: 16px;
}
h1.cs-title {
  font-family: var(--f-arcade);
  font-size: clamp(20px, 4.2vw, 38px);
  line-height: 1.35;
  margin: 0 0 24px;
  color: var(--bone);
  text-shadow: 3px 3px 0 rgba(0,0,0,.55);
}
.cs-dek {
  font-family: var(--f-read);
  font-size: clamp(20px, 2.4vw, 26px);
  line-height: 1.5;
  color: var(--sand);
  margin: 0 0 40px;
  font-style: italic;
  max-width: 30ch;
}

.cs-meta {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2px;
  background: var(--edge);
  border: var(--px) solid var(--edge);
  margin-bottom: 60px;
}
.cs-meta div { background: var(--night); padding: 16px 18px; }
.cs-meta dt {
  font-family: var(--f-hud);
  font-size: 11.5px;
  letter-spacing: .13em;
  text-transform: uppercase;
  color: var(--faint);
  margin-bottom: 7px;
}
.cs-meta dd {
  font-family: var(--f-hud);
  font-size: 14px;
  letter-spacing: .04em;
  color: var(--bone);
  margin: 0;
  line-height: 1.45;
}
.cs-meta dd.hi { color: var(--mint); }
@media (min-width: 820px) { .cs-meta { grid-template-columns: repeat(4, 1fr); } }

/* readable body — the whole point of the pixel/prose split */
.cs-body {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 28px 90px;
}
.prose {
  font-family: var(--f-read);
  font-size: 19px;
  line-height: 1.72;
  color: #ded9cf;
  max-width: 68ch;
}
.prose p { margin: 0 0 24px; }
.prose strong { color: var(--bone); font-weight: 600; }
.prose a { color: var(--sand); }

h2.cs-h {
  font-family: var(--f-arcade);
  font-size: 15px;
  line-height: 1.5;
  color: var(--bone);
  margin: 62px 0 8px;
  display: flex;
  align-items: baseline;
  gap: 14px;
}
h2.cs-h::before {
  content: attr(data-n);
  color: var(--mint);
  font-size: 12px;
  flex: 0 0 auto;
}
h2.cs-h + .cs-hrule {
  height: var(--px);
  background: repeating-linear-gradient(to right, var(--edge) 0 8px, transparent 8px 16px);
  margin-bottom: 28px;
}
h3.cs-sh {
  font-family: var(--f-hud);
  font-size: 16px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--sand);
  margin: 38px 0 14px;
}

.pull {
  font-family: var(--f-read);
  font-size: clamp(21px, 2.6vw, 28px);
  line-height: 1.45;
  color: var(--bone);
  font-style: italic;
  border-left: var(--px) solid var(--ember);
  padding: 8px 0 8px 26px;
  margin: 44px 0;
  max-width: 34ch;
}

.finding {
  background: var(--night);
  border-left: var(--px) solid var(--mint);
  padding: 20px 24px;
  margin-bottom: 14px;
}
.finding__k {
  font-family: var(--f-hud);
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--mint);
  margin-bottom: 9px;
}
.finding__v { font-family: var(--f-read); font-size: 17.5px; line-height: 1.6; color: var(--dim); margin: 0; }
.finding__v strong { color: var(--bone); font-weight: 600; }

.dialog {
  background: #090b1c;
  border: var(--px) solid var(--edge-lit);
  padding: 22px 24px;
  margin: 34px 0;
  position: relative;
}
.dialog__who {
  font-family: var(--f-hud);
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--sand);
  margin-bottom: 10px;
}
.dialog__line { font-family: var(--f-read); font-size: 18.5px; line-height: 1.6; color: var(--bone); margin: 0; font-style: italic; }

.cs-next {
  border-top: var(--px) solid var(--edge);
  max-width: 900px;
  margin: 0 auto;
  padding: 40px 28px 90px;
}

/* ---------- reveal on scroll ---------- */
.rv { opacity: 0; transform: translateY(18px); transition: opacity .5s var(--ease-step), transform .5s var(--ease-step); }
.rv.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition-duration: .01ms !important; }
  .rv { opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
}

/* ---------- focus ---------- */
:focus-visible { outline: 3px solid var(--mint); outline-offset: 3px; }

/* ---------- mobile ---------- */
/* the HUD centre block runs out of room well before phone widths */
@media (max-width: 900px) {
  .hud__meta { display: none; }
}

@media (max-width: 620px) {
  .hud { font-size: 12px; padding: 10px 14px; }
  .sect { padding: 70px 20px; }
  .hero__inner { padding: 0 20px 56px; }
  .level { padding: 22px 20px; }
  h1.title { text-shadow: 3px 3px 0 var(--ember); }
  .cs-hero, .cs-body, .cs-next { padding-left: 20px; padding-right: 20px; }
  .prose { font-size: 17.5px; }
  /* a tall narrow viewport makes the vignette ellipse crush the side edges */
  #vignette { background: radial-gradient(ellipse at 50% 45%, transparent 62%, rgba(4,4,12,.5) 100%); }
}