/* ============================================================
   Mark Wasfy — Frontend & AI Engineer
   Design system: ink black / bone white / acid green
   ============================================================ */

:root {
  --bg: #0a0a0b;
  --bg-soft: #101012;
  --ink: #e9e9e2;
  --ink-dim: #8a8a85;
  --ink-faint: #3a3a3c;
  --accent: #c9f94f;
  --accent-dim: rgba(201, 249, 79, 0.14);
  --font-display: "Clash Display", "Arial Narrow", sans-serif;
  --font-body: "Satoshi", "Helvetica Neue", sans-serif;
  --pad: clamp(1.25rem, 4vw, 4rem);
  --nav-h: 4.5rem;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: auto; }

/* Hide scrollbar (scrolling still works) */
html {
  scrollbar-width: none;        /* Firefox */
  -ms-overflow-style: none;     /* legacy Edge / IE */
}
html::-webkit-scrollbar { width: 0; height: 0; display: none; } /* Chrome / Safari / Edge */

html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body[data-loading] { overflow: hidden; }

::selection { background: var(--accent); color: var(--bg); }

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

/* ============ Preloader ============ */

.preloader {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: var(--bg);
  display: flex;
  align-items: flex-end;
}

.preloader__inner {
  width: 100%;
  padding: var(--pad);
}

.preloader__name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(2.5rem, 9vw, 8rem);
  letter-spacing: -0.02em;
  line-height: 1;
  overflow: hidden;
  display: flex;
}

.preloader__letter {
  display: inline-block;
  transform: translateY(110%);
}

.preloader__meta {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--ink-faint);
  color: var(--ink-dim);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.preloader__count {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  color: var(--accent);
  font-weight: 500;
}

/* ============ Cursor ============ */

.cursor {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 99;
  pointer-events: none;
}

.cursor__dot,
.cursor__ring {
  position: fixed;
  top: 0;
  left: 0;
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.cursor__dot {
  width: 6px;
  height: 6px;
  background: var(--accent);
}

.cursor__ring {
  width: 36px;
  height: 36px;
  border: 1px solid rgba(233, 233, 226, 0.35);
  transition: width 0.3s ease, height 0.3s ease, border-color 0.3s ease;
}

.cursor.is-hover .cursor__ring {
  width: 64px;
  height: 64px;
  border-color: var(--accent);
}

@media (pointer: coarse) {
  .cursor { display: none; }
}

/* ============ Grain ============ */

.grain {
  position: fixed;
  inset: -50%;
  z-index: 90;
  pointer-events: none;
  opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  animation: grain 8s steps(10) infinite;
}

@keyframes grain {
  0%, 100% { transform: translate(0, 0); }
  10% { transform: translate(-5%, -10%); }
  30% { transform: translate(3%, -15%); }
  50% { transform: translate(12%, 9%); }
  70% { transform: translate(9%, 4%); }
  90% { transform: translate(-1%, 7%); }
}

/* ============ Nav ============ */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 80;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--pad);
  mix-blend-mode: difference;
}

.nav__logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: 0.02em;
}

.nav__logo sup { color: var(--accent); font-size: 0.6em; }

.nav__links {
  display: flex;
  gap: clamp(1rem, 3vw, 2.5rem);
}

.nav__link {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  position: relative;
  padding: 0.25rem 0;
}

.nav__index {
  color: var(--accent);
  font-size: 0.6rem;
  vertical-align: super;
  margin-right: 0.3em;
}

.nav__link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.4s cubic-bezier(0.65, 0, 0.35, 1);
}

.nav__link:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav__status {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-dim);
}

.nav__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.8); }
}

@media (max-width: 720px) {
  .nav__status { display: none; }
  .nav__index { display: none; }
}

/* ============ Hero ============ */

.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  overflow: hidden;
}

.hero__canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero__vignette {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 80% 60% at 50% 40%, transparent 40%, var(--bg) 100%),
    linear-gradient(to bottom, rgba(10, 10, 11, 0.5), transparent 30%, transparent 70%, var(--bg));
}

.hero__content {
  position: relative;
  z-index: 2;
  padding: 0 var(--pad) clamp(2rem, 5vh, 4rem);
}

.hero__kicker {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  margin-bottom: clamp(1rem, 3vh, 2.5rem);
  color: var(--ink);
}

.hero__kicker-line--dim { color: var(--ink-dim); }

.hero__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(4rem, 16.5vw, 15rem);
  line-height: 0.88;
  letter-spacing: -0.025em;
  text-transform: uppercase;
  display: flex;
  flex-direction: column;
}

.hero__row {
  display: block;
  overflow: hidden;
  padding-bottom: 0.06em;
}

.hero__row--right { text-align: right; }

.hero__word {
  display: inline-block;
  will-change: transform;
}

.hero__word--outline {
  color: transparent;
  -webkit-text-stroke: 1.5px var(--ink);
}

.hero__bottom {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 2rem;
  margin-top: clamp(1.5rem, 4vh, 3rem);
  padding-top: 1.25rem;
  border-top: 1px solid var(--ink-faint);
}

.hero__blurb {
  max-width: 26rem;
  color: var(--ink-dim);
  font-size: clamp(0.95rem, 1.4vw, 1.1rem);
  line-height: 1.6;
}

.hero__cta {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.9rem 1.6rem;
  border: 1px solid var(--ink-faint);
  border-radius: 99px;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  transition: background 0.4s ease, color 0.4s ease, border-color 0.4s ease;
}

.hero__cta:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--bg);
}

@media (max-width: 720px) {
  .hero__title { font-size: clamp(3.5rem, 20.5vw, 15rem); }
  .hero__bottom { flex-direction: column; align-items: flex-start; gap: 1.25rem; }
}

/* ============ Marquee ============ */

.marquee {
  overflow: hidden;
  border-top: 1px solid var(--ink-faint);
  border-bottom: 1px solid var(--ink-faint);
  padding: 1.1rem 0;
  background: var(--bg-soft);
}

.marquee__track {
  display: flex;
  width: max-content;
  animation: marquee 28s linear infinite;
}

.marquee__group {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.marquee__group span {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.1rem, 2.4vw, 1.8rem);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  white-space: nowrap;
  padding: 0 1.5rem;
}

.marquee__group i {
  font-style: normal;
  color: var(--accent);
  font-size: 1rem;
}

@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ============ Sections (shared) ============ */

.section {
  padding: clamp(5rem, 12vh, 9rem) var(--pad);
  position: relative;
}

.section__head {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-bottom: clamp(2.5rem, 6vh, 4.5rem);
}

.section__label {
  flex-shrink: 0;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--accent);
}

.section__rule {
  flex: 1;
  height: 1px;
  background: var(--ink-faint);
  transform-origin: left;
}

/* ============ About ============ */

.about__statement {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.6rem, 4.2vw, 3.4rem);
  line-height: 1.25;
  letter-spacing: -0.01em;
  max-width: 60rem;
}

.about__statement .w {
  display: inline-block;
  opacity: 0.13;
}

.about__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--ink-faint);
  border: 1px solid var(--ink-faint);
  margin-top: clamp(3rem, 8vh, 6rem);
}

.about__stat {
  background: var(--bg);
  padding: clamp(1.25rem, 3vw, 2.5rem);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.about__stat-value {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(2.2rem, 5vw, 4rem);
  line-height: 1;
  color: var(--accent);
}

.about__stat-label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ink-dim);
}

@media (max-width: 720px) {
  .about__grid { grid-template-columns: repeat(2, 1fr); }
}

/* ============ Work ============ */

.work__list {
  border-top: 1px solid var(--ink-faint);
}

.work__item {
  border-bottom: 1px solid var(--ink-faint);
  overflow: hidden;
}

.work__row {
  display: grid;
  grid-template-columns: 4rem 1fr 1.2fr auto auto;
  align-items: baseline;
  gap: clamp(1rem, 3vw, 3rem);
  padding: clamp(1.5rem, 4vh, 2.75rem) 0;
  position: relative;
  transition: padding-left 0.5s cubic-bezier(0.65, 0, 0.35, 1), opacity 0.4s ease;
}

.work__list:hover .work__row { opacity: 0.35; }
.work__list .work__item:hover .work__row { opacity: 1; padding-left: 1.25rem; }

.work__index {
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  color: var(--accent);
}

.work__name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(2rem, 5.5vw, 4.5rem);
  line-height: 1;
  text-transform: uppercase;
  letter-spacing: -0.01em;
}

.work__desc {
  color: var(--ink-dim);
  font-size: clamp(0.9rem, 1.3vw, 1.05rem);
  max-width: 28rem;
}

.work__meta {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-dim);
  white-space: nowrap;
}

.work__year {
  font-family: var(--font-display);
  font-size: 0.9rem;
  color: var(--ink-dim);
}

/* Floating preview card */

.work__preview {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 60;
  width: clamp(240px, 24vw, 360px);
  aspect-ratio: 4 / 3;
  pointer-events: none;
  opacity: 0;
  transform: translate(-50%, -50%);
}

.work__preview-card {
  position: absolute;
  inset: 0;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.35s ease;
  overflow: hidden;
}

.work__preview-card.is-active { opacity: 1; }

.work__preview-card span {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 5rem;
  color: rgba(10, 10, 11, 0.85);
}

.work__preview-card[data-preview="0"] { background: linear-gradient(135deg, #c9f94f 0%, #5a8f1e 60%, #16210a 100%); }
.work__preview-card[data-preview="1"] { background: linear-gradient(135deg, #e9e9e2 0%, #9a9a8e 55%, #2a2a26 100%); }
.work__preview-card[data-preview="2"] { background: linear-gradient(135deg, #b7c8ff 0%, #4a5d9e 55%, #11142a 100%); }
.work__preview-card[data-preview="3"] { background: linear-gradient(135deg, #ffd9a0 0%, #b3742e 55%, #2a1c0a 100%); }
.work__preview-card[data-preview="4"] { background: linear-gradient(135deg, #b8f1e0 0%, #2e8f74 55%, #0a2a22 100%); }
.work__preview-card[data-preview="5"] { background: linear-gradient(135deg, #f6b8f1 0%, #9e3e8f 55%, #2a0a26 100%); }
.work__preview-card[data-preview="6"] { background: linear-gradient(135deg, #ffb8b8 0%, #b33e3e 55%, #2a0a0a 100%); }
.work__preview-card[data-preview="7"] { background: linear-gradient(135deg, #c8c8ff 0%, #5e4a9e 55%, #14112a 100%); }

.work__preview-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  opacity: 0.35;
  mix-blend-mode: overlay;
}

@media (max-width: 900px) {
  .work__row { grid-template-columns: 3rem 1fr auto; }
  .work__desc { grid-column: 2 / 4; grid-row: 2; }
  .work__meta { display: none; }
  .work__preview { display: none; }
  .work__list:hover .work__row { opacity: 1; }
  .work__list .work__item:hover .work__row { padding-left: 0; }
}

/* ============ Stack ============ */

.stack { background: var(--bg-soft); }

.stack__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(2rem, 4vw, 4rem);
}

.stack__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.1rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--ink-faint);
}

.stack__items li {
  padding: 0.55rem 0;
  font-size: clamp(0.95rem, 1.3vw, 1.1rem);
  color: var(--ink-dim);
  border-bottom: 1px dashed rgba(58, 58, 60, 0.5);
  transition: color 0.3s ease, padding-left 0.3s ease;
}

.stack__items li:hover {
  color: var(--ink);
  padding-left: 0.5rem;
}

@media (max-width: 900px) {
  .stack__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
  .stack__grid { grid-template-columns: 1fr; }
}

/* ============ Contact ============ */

.contact {
  padding: clamp(5rem, 14vh, 10rem) var(--pad) 2rem;
  min-height: 90svh;
  display: flex;
  flex-direction: column;
}

.contact__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(3rem, 11vw, 10rem);
  line-height: 0.95;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  margin-bottom: clamp(2.5rem, 6vh, 4rem);
  display: flex;
  flex-direction: column;
}

.contact__line { display: block; overflow: hidden; }
.contact__line > span { display: inline-block; }

.contact__line--accent {
  color: transparent;
  -webkit-text-stroke: 1.5px var(--accent);
}

.contact__cta {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  padding: 1.1rem 2rem;
  border-radius: 99px;
  background: var(--ink);
  color: var(--bg);
  font-size: clamp(0.95rem, 1.6vw, 1.2rem);
  font-weight: 500;
  transition: background 0.4s ease;
}

.contact__cta:hover { background: var(--accent); }

.contact__cta-arrow {
  display: inline-block;
  transition: transform 0.35s cubic-bezier(0.65, 0, 0.35, 1);
}

.contact__cta:hover .contact__cta-arrow { transform: translate(3px, -3px); }

.contact__footer {
  margin-top: auto;
  padding-top: clamp(3rem, 8vh, 6rem);
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
  border-top: 1px solid var(--ink-faint);
  margin-top: clamp(4rem, 10vh, 8rem);
  padding-top: 1.5rem;
}

.contact__socials {
  display: flex;
  gap: 1.5rem;
}

.contact__socials a {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-dim);
  transition: color 0.3s ease;
}

.contact__socials a:hover { color: var(--accent); }

.contact__time {
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  color: var(--ink-dim);
  font-variant-numeric: tabular-nums;
}

.contact__copy {
  width: 100%;
  font-size: 0.75rem;
  color: var(--ink-faint);
  letter-spacing: 0.06em;
}

/* ============ Reveal helpers ============ */

[data-reveal] { opacity: 0; transform: translateY(40px); }

/* ============ Reduced motion ============ */

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .about__statement .w { opacity: 1; }
  [data-reveal] { opacity: 1; transform: none; }
}