/* ============================================================
   DHEER GUDA — portfolio v3
   ink + bone + adriatic blue over a live WebGL tide gradient
   --deep is true Adriatic (#014a69) for fills & surfaces;
   --signal is its lighter tint so small text stays legible on ink
   type: Space Grotesk (display) / Instrument Serif (accent) / Space Mono (meta)
   ============================================================ */

:root {
  --ink: #080d12;
  --bone: #e9eef2;
  --signal: #57b3dc;
  --deep: #014a69;
  --line: rgba(233, 238, 242, 0.14);
  --dim: rgba(233, 238, 242, 0.55);
  --sans: "Space Grotesk", system-ui, sans-serif;
  --serif: "Instrument Serif", Georgia, serif;
  --mono: "Space Mono", ui-monospace, monospace;
  --pad: clamp(1.25rem, 5vw, 4rem);
}

/* ---------------- reset ---------------- */

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

html {
  color-scheme: dark;
  scroll-behavior: smooth;
}

html.lenis,
html.lenis body {
  height: auto;
}

.lenis.lenis-smooth {
  scroll-behavior: auto !important;
}

body {
  background: var(--ink);
  color: var(--bone);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
  cursor: pointer;
}

em {
  font-family: var(--serif);
  font-style: italic;
}

::selection {
  background: var(--deep);
  color: var(--bone);
}

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

/* ---------------- shader canvas + grain ---------------- */

.gl {
  position: fixed;
  inset: 0;
  z-index: -1;
  width: 100vw;
  height: 100vh;
  height: 100svh;
}

.grain {
  position: fixed;
  inset: 0;
  z-index: 150;
  pointer-events: none;
  opacity: 0.055;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 300px 300px;
}

/* CSS fallback when WebGL is unavailable */
.ambient {
  display: none;
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
}

body.no-webgl .ambient {
  display: block;
}

.ambient__orb {
  position: absolute;
  width: 46vw;
  height: 46vw;
  border-radius: 50%;
  filter: blur(110px);
  opacity: 0.4;
}

.ambient__orb--1 { top: -12%; left: -8%; background: #014a69; }
.ambient__orb--2 { top: 30%; right: -14%; background: #0d2d4d; }
.ambient__orb--3 { bottom: -18%; left: 22%; background: #241a52; }

/* ---------------- intro ---------------- */

.intro {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: #060b10;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  will-change: transform;
}

.intro__display {
  position: relative;
  z-index: 1;
  text-align: center;
}

.intro__letters {
  display: flex;
  justify-content: center;
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(4.5rem, 20vw, 14rem);
  line-height: 1.1;
  color: var(--bone);
  will-change: transform, filter;
}

.intro__letter {
  position: relative;
  display: inline-block;
  width: 0.62em;
  text-align: center;
  color: rgba(233, 238, 242, 0.45);
}

.intro__letter.is-set {
  color: var(--bone);
}

.intro__ghost {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--signal);
  pointer-events: none;
}

.intro__sub {
  position: absolute;
  left: 50%;
  margin-left: -5em;
  width: 10em;
  text-align: center;
  font-family: var(--mono);
  font-style: normal;
  font-size: clamp(0.55rem, 1.2vw, 0.75rem);
  letter-spacing: 0.22em;
  color: var(--signal);
  white-space: nowrap;
  pointer-events: none;
}

.intro__sub--below { top: calc(100% + 0.4em); }
.intro__sub--above { bottom: calc(100% + 0.4em); }

.intro__rule {
  position: absolute;
  left: 6%;
  right: 6%;
  bottom: 0;
  height: 3px;
  background: var(--signal);
  transform: scaleX(0);
  transform-origin: left center;
  pointer-events: none;
}

.intro__status {
  margin-top: 2.2rem;
  min-height: 1.4em;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--dim);
}

.intro__veil {
  position: absolute;
  inset: -1% 0;
  z-index: 2;
  background: var(--deep);
  will-change: transform;
}

.intro__skip {
  position: absolute;
  z-index: 3;
  right: 2rem;
  bottom: 2rem;
  padding: 0.7em 1.5em;
  border: 1px solid rgba(233, 238, 242, 0.25);
  border-radius: 999px;
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--dim);
  transition: color 0.25s, border-color 0.25s;
}

.intro__skip:hover {
  color: var(--bone);
  border-color: var(--bone);
}

/* ---------------- cursor ---------------- */

.cursor,
.cursor-ring {
  position: fixed;
  top: 0;
  left: 0;
  border-radius: 50%;
  pointer-events: none;
  display: none;
}

.cursor {
  z-index: 301;
  width: 6px;
  height: 6px;
  background: var(--signal);
  /* parked at center until the first mousemove takes over */
  transform: translate(50vw, 50vh) translate(-50%, -50%);
}

.cursor-ring {
  z-index: 300;
  width: 34px;
  height: 34px;
  border: 1px solid rgba(233, 238, 242, 0.45);
  transition: width 0.25s, height 0.25s, border-color 0.25s;
}

.cursor-ring.is-hover {
  width: 56px;
  height: 56px;
  border-color: var(--signal);
}

@media (hover: hover) and (pointer: fine) and (prefers-reduced-motion: no-preference) {
  .cursor,
  .cursor-ring {
    display: block;
  }

  body,
  body * {
    cursor: none;
  }
}

/* ---------------- nav ---------------- */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 60;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding: 1.2rem var(--pad);
}

.nav__logo {
  font-family: var(--sans);
  font-weight: 700;
  font-size: 1.4rem;
  letter-spacing: -0.05em;
  line-height: 1;
}

.nav__logo-g {
  color: var(--signal);
  margin-left: 0.04em;
}

.nav__links {
  display: flex;
  gap: clamp(1.2rem, 3vw, 2.6rem);
}

.nav__link {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  transition: color 0.25s;
}

.nav__link:hover {
  color: var(--signal);
}

.nav__link-num {
  color: var(--signal);
  font-size: 0.62rem;
  vertical-align: super;
  margin-right: 0.15em;
}

.nav__meta {
  display: flex;
  gap: 1.4rem;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--dim);
}

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

.hero {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: clamp(1.8rem, 4vh, 3rem);
  padding: calc(5rem + 4vh) var(--pad) 2.2rem;
}

.hero__title {
  font-size: clamp(3.4rem, 15.5vw, 12.5rem);
  font-weight: 600;
  line-height: 0.88;
  letter-spacing: -0.04em;
  text-transform: uppercase;
}

.hero__line {
  display: block;
  overflow: hidden;
  /* loose top/side clip room so the hover pop isn't cut, tight bottom
     so the entrance rise stays masked */
  padding: 0.22em 0.1em 0.02em;
  margin: -0.22em -0.1em -0.02em;
}

.hero__line--offset {
  margin-left: clamp(2rem, 9vw, 9rem);
}

/* second line breaks the grid: lowercase serif italic in signal —
   extra bottom clip room so the g's descender survives the mask */
.hero__line--serif {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  font-size: 1.04em;
  letter-spacing: -0.01em;
  text-transform: none;
  color: var(--signal);
  padding-bottom: 0.24em;
  margin-bottom: -0.24em;
}


.hero__char {
  display: inline-block;
  transform-origin: 0% 100%;
  will-change: transform;
}

.hero__row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}

.hero__intro {
  font-size: clamp(1.1rem, 1.7vw, 1.4rem);
  line-height: 1.5;
  max-width: 34ch;
}

.flip-words {
  font-family: var(--serif);
  font-style: italic;
  color: var(--signal);
}

.hero__actions {
  display: flex;
  gap: 0.9rem;
  flex-wrap: wrap;
}

.hero__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  border-top: 1px solid var(--line);
  padding-top: 1.3rem;
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
}

.hero__socials {
  display: flex;
  gap: clamp(1rem, 3vw, 2.2rem);
}

.hero__socials a {
  color: var(--dim);
  transition: color 0.25s;
}

.hero__socials a:hover {
  color: var(--signal);
}

.hero__scroll {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  color: var(--dim);
}

.hero__scroll-line {
  display: inline-block;
  width: 3.2rem;
  height: 1px;
  background: var(--dim);
  transform-origin: left center;
  animation: scroll-pulse 2.2s ease-in-out infinite;
}

@keyframes scroll-pulse {
  0%, 100% { transform: scaleX(0.35); opacity: 0.5; }
  50% { transform: scaleX(1); opacity: 1; }
}

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

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  padding: 0.95em 1.7em;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  transition: background 0.3s, color 0.3s, border-color 0.3s;
}

.btn:hover {
  background: var(--bone);
  border-color: var(--bone);
  color: var(--ink);
}

.btn--solid {
  background: var(--deep);
  border-color: var(--deep);
  color: var(--bone);
}

.btn--solid:hover {
  background: var(--bone);
  border-color: var(--bone);
}

.btn__arrow {
  font-family: var(--sans);
}

/* ---------------- marquee ---------------- */

.marquee {
  overflow: hidden;
  white-space: nowrap;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 1.1rem 0;
}

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

.marquee__track span {
  font-size: clamp(1.8rem, 4vw, 3.4rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  text-transform: uppercase;
}

.marquee__track i {
  font-style: normal;
  color: var(--signal);
  font-size: 0.6em;
  vertical-align: 0.25em;
  padding: 0 0.5em;
}

/* ---------------- sections (shared) ---------------- */

.section {
  padding: clamp(6rem, 14vh, 10rem) var(--pad);
}

.section__head {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
  margin-bottom: clamp(3rem, 8vh, 5rem);
}

.section__num {
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.3em;
  color: var(--signal);
}

.section__title {
  font-size: clamp(2.5rem, 6.5vw, 5rem);
  font-weight: 600;
  line-height: 1.02;
  letter-spacing: -0.03em;
}

.section__title em {
  color: var(--signal);
  font-weight: 400;
}

.line-mask {
  display: block;
  overflow: hidden;
}

.line-mask > span {
  display: block;
}

/* ---------------- about ---------------- */

.about__grid {
  display: grid;
  grid-template-columns: 420px minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: start;
}

.about__figure {
  position: sticky;
  top: 6.5rem;
  width: 420px;
  flex-shrink: 0;
}

.about__ascii-wrap {
  width: 420px;
  overflow: hidden;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.about__ascii {
  display: block;
  width: max-content;
  margin: 0;
  font-family: var(--mono);
  /* fixed glyph size — never scales with the container */
  font-size: 5.5px;
  line-height: 1;
  letter-spacing: 0;
  color: var(--signal);
  white-space: pre;
  user-select: none;
}

@supports ((-webkit-background-clip: text) or (background-clip: text)) {
  .about__ascii {
    color: transparent;
    background-image: url("./assets/ascii-shade.png");
    background-size: 100% 100%;
    -webkit-background-clip: text;
    background-clip: text;
  }
}

.about__caption {
  margin-top: 1rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--dim);
}

/* neofetch — open terminal read, no card chrome */
.neofetch {
  min-width: 0;
  padding: 0.15rem 0 0;
  font-family: var(--mono);
  font-size: clamp(0.72rem, 1.05vw, 0.86rem);
  line-height: 1.7;
  overflow-x: auto;
}

.neofetch__head {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.1rem;
  white-space: nowrap;
}

.neofetch__user {
  color: #e9eef2;
  font-weight: 700;
  letter-spacing: 0.02em;
  font-size: 1.05em;
}

.neofetch__user span {
  color: var(--signal);
}

.neofetch__rule {
  flex: 1;
  height: 1px;
  min-width: 2rem;
  background: linear-gradient(90deg, rgba(233, 238, 242, 0.35), transparent);
}

.neofetch__list {
  display: grid;
  gap: 0.2rem;
}

.neofetch__row {
  display: flex;
  align-items: baseline;
  gap: 0.35rem;
}

.neofetch__row dt {
  flex: 0 0 auto;
  color: rgba(233, 238, 242, 0.78);
  white-space: nowrap;
}

.neofetch__dots {
  flex: 1 1 auto;
  min-width: 1rem;
  height: 0;
  border-bottom: 1px dotted rgba(233, 238, 242, 0.28);
  transform: translateY(-0.35em);
}

.neofetch__row dd {
  flex: 0 1 auto;
  color: var(--signal);
  min-width: 0;
  text-align: right;
}

.neofetch__row a {
  color: var(--signal);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s, color 0.2s;
}

.neofetch__row a:hover {
  border-bottom-color: var(--signal);
  color: #e9eef2;
}

.neofetch__gap {
  height: 0.9rem;
}

/* ---------------- work — project gallery ----------------
   vertical stack by default; .is-horizontal (added by JS on
   desktop + motion-ok) turns it into a pinned side-scroller */

.work {
  position: relative;
  padding: clamp(6rem, 14vh, 10rem) 0;
}

.work__pin {
  position: relative;
}

.work__head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 2rem;
  padding: 0 var(--pad);
  margin-bottom: clamp(3rem, 8vh, 5rem);
}

.work__head-title {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.work__title {
  font-size: clamp(2rem, 4.5vw, 3.6rem);
}

.work__hint {
  display: none;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--dim);
  transition: opacity 0.4s;
}

.work__hint i {
  font-style: normal;
  color: var(--signal);
  display: inline-block;
  animation: hint-nudge 1.6s ease-in-out infinite;
}

@keyframes hint-nudge {
  0%, 100% { transform: translateX(0); }
  50% { transform: translateX(0.5em); }
}

.work__track {
  display: flex;
  flex-direction: column;
  gap: clamp(5rem, 12vh, 8rem);
  padding: 0 var(--pad);
}

.panel {
  position: relative;
  flex-shrink: 0;
  width: 100%;
}

.panel__num {
  position: absolute;
  top: -0.42em;
  left: -0.15em;
  z-index: 0;
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(6rem, 22vh, 14rem);
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1.5px rgba(233, 238, 242, 0.18);
  pointer-events: none;
  will-change: transform;
}

.panel__hit {
  display: block;
  width: 100%;
  text-align: left;
}

.panel__media {
  position: relative;
  z-index: 1;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: rgba(13, 18, 24, 0.72);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.4);
  /* hover scale lives on the container — gsap owns the img transform */
  transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1), border-color 0.4s;
}

.panel__hit:hover .panel__media,
.panel__hit:focus-visible .panel__media {
  transform: scale(1.015);
  border-color: rgba(87, 179, 220, 0.45);
}

.panel__media img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: clamp(1rem, 2.5vw, 2.2rem);
  will-change: transform;
}

.panel__info {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: baseline;
  gap: 1.2rem;
  flex-wrap: wrap;
  margin-top: 1.4rem;
}

.panel__name {
  display: inline-block;
  font-size: clamp(1.9rem, 4.2vw, 3.4rem);
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.03em;
  text-transform: uppercase;
  white-space: nowrap;
  transition: color 0.3s;
}

.panel__hit:hover .panel__name {
  color: var(--signal);
}

.panel__tag {
  font-family: var(--mono);
  font-size: 0.73rem;
  letter-spacing: 0.08em;
  color: var(--dim);
}

.panel__cta {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 0.73rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--signal);
}

.panel--outro {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.2rem;
  text-align: center;
  min-height: 34vh;
}

.panel__more-kicker {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--dim);
}

.panel__more {
  font-size: clamp(2rem, 4.5vw, 3.8rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  transition: color 0.3s;
}

.panel__more em {
  color: var(--signal);
  font-weight: 400;
}

.panel__more:hover {
  color: var(--signal);
}

.work__progress {
  display: none;
  align-items: center;
  gap: 1.4rem;
}

.work__counter {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  color: var(--dim);
}

.work__bar {
  position: relative;
  flex: 1;
  height: 1px;
  background: var(--line);
}

.work__bar-fill {
  position: absolute;
  inset: 0;
  background: var(--signal);
  transform: scaleX(0);
  transform-origin: left center;
}

/* --- horizontal mode --- */

.work.is-horizontal {
  height: 100svh;
  padding: 0;
}

.work.is-horizontal .work__pin {
  height: 100%;
  overflow: hidden;
  display: flex;
  align-items: center;
}

.work.is-horizontal .work__head {
  position: absolute;
  top: clamp(4.5rem, 9vh, 5.5rem);
  left: var(--pad);
  right: var(--pad);
  z-index: 3;
  padding: 0;
  margin: 0;
  pointer-events: none;
}

.work.is-horizontal .work__hint {
  display: block;
}

.work.is-scrolling .work__hint {
  opacity: 0;
}

.work.is-horizontal .work__track {
  flex-direction: row;
  align-items: center;
  width: max-content;
  gap: clamp(4rem, 8vw, 8rem);
  padding: 0 var(--pad);
  will-change: transform;
}

.work.is-horizontal .panel {
  width: min(62vw, 840px);
}

.work.is-horizontal .panel:nth-child(even):not(.panel--outro) {
  transform: translateY(4.5vh);
}

.work.is-horizontal .panel--outro {
  width: min(42vw, 560px);
  min-height: 0;
}

.work.is-horizontal .work__progress {
  display: flex;
  position: absolute;
  left: var(--pad);
  right: var(--pad);
  bottom: clamp(1.4rem, 4vh, 2.6rem);
  z-index: 3;
}

/* ---------------- contact ---------------- */

.contact {
  display: flex;
  flex-direction: column;
  min-height: 90svh;
}

.contact__email {
  display: inline-flex;
  align-items: baseline;
  gap: 0.4em;
  align-self: flex-start;
  font-family: var(--mono);
  font-size: clamp(1.35rem, 4.6vw, 3.6rem);
  letter-spacing: -0.02em;
  border-bottom: 2px solid var(--line);
  padding-bottom: 0.25em;
  transition: color 0.3s, border-color 0.3s;
}

.contact__email:hover {
  color: var(--signal);
  border-color: var(--signal);
}

.contact__email-arrow {
  font-family: var(--sans);
  font-size: 0.6em;
  color: var(--signal);
}

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

.contact__links {
  display: flex;
  gap: clamp(1.2rem, 4vw, 3rem);
  flex-wrap: wrap;
  margin-top: clamp(2.5rem, 6vh, 4rem);
}

.contact__link {
  font-family: var(--mono);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  color: var(--dim);
  transition: color 0.25s;
}

.contact__link:hover {
  color: var(--signal);
}

.footer {
  margin-top: auto;
  padding-top: clamp(4rem, 10vh, 6rem);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--dim);
}

.footer__top {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--dim);
  transition: color 0.25s;
}

.footer__top:hover {
  color: var(--signal);
}

/* ---------------- guestbook wall ---------------- */

.guestbook {
  padding: clamp(3rem, 8vh, 5rem) var(--pad) clamp(4rem, 10vh, 7rem);
  border-top: 1px solid var(--line);
}

.guestbook__cipher {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  color: rgba(233, 238, 242, 0.28);
  margin-bottom: 1.4rem;
  user-select: none;
}

.guestbook__cipher span {
  color: rgba(87, 179, 220, 0.45);
}

.guestbook__cipher em {
  font-style: normal;
  color: rgba(233, 238, 242, 0.4);
}

.guestbook__wall {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.guestbook__mark {
  width: 72px;
  flex-shrink: 0;
}

.guestbook__mark img {
  width: 72px;
  height: 72px;
  object-fit: contain;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(13, 18, 24, 0.7);
  padding: 4px;
}

.guestbook__mark figcaption {
  margin-top: 0.3rem;
  font-family: var(--mono);
  font-size: 0.58rem;
  letter-spacing: 0.06em;
  color: var(--dim);
  text-align: center;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.guestbook__empty {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: rgba(233, 238, 242, 0.22);
}

.guestbook__empty[hidden] {
  display: none;
}

/* ---------------- easter terminal ---------------- */

.tty {
  position: fixed;
  inset: 0;
  z-index: 120;
  display: grid;
  place-items: center;
  padding: 1.2rem;
  background: rgba(6, 10, 14, 0.72);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.28s ease, visibility 0.28s;
}

.tty.is-open {
  visibility: visible;
  opacity: 1;
  pointer-events: auto;
}

.tty__panel {
  width: min(520px, 100%);
  max-height: min(78vh, 640px);
  display: flex;
  flex-direction: column;
  border: 1px solid rgba(87, 179, 220, 0.28);
  border-radius: 14px;
  background: #0a1016;
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.55), 0 0 0 1px rgba(255, 255, 255, 0.03) inset;
  overflow: hidden;
  transform: translateY(12px) scale(0.98);
  transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}

.tty.is-open .tty__panel {
  transform: none;
}

.tty__bar {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  padding: 0.7rem 0.9rem;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.02);
}

.tty__dots {
  display: flex;
  gap: 0.35rem;
}

.tty__dots i {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #3a4550;
}

.tty__dots i:nth-child(1) { background: #ff5f57; }
.tty__dots i:nth-child(2) { background: #febc2e; }
.tty__dots i:nth-child(3) { background: #28c840; }

.tty__title {
  flex: 1;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  color: var(--dim);
}

.tty__x {
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--dim);
  padding: 0.2rem 0.4rem;
  transition: color 0.2s;
}

.tty__x:hover {
  color: var(--bone, #e9eef2);
}

.tty__body {
  flex: 1;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: 1rem 1.1rem 1.3rem;
  font-family: var(--mono);
  font-size: 0.82rem;
  line-height: 1.55;
  color: #c8d2da;
}

.tty__line {
  margin-bottom: 0.45rem;
}

.tty__cmd {
  color: #8aa0b0;
}

.tty__dim {
  color: var(--signal);
  margin-right: 0.4em;
}

.tty__ok {
  color: #5dcea0;
}

.tty__err {
  color: #ff7b72;
}

.tty__quiz {
  margin-top: 0.8rem;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.02);
}

.tty__quiz-meta {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--dim);
  margin-bottom: 0.9rem;
}

.tty__quiz-meta strong {
  color: var(--signal);
  font-weight: 700;
}

.tty__prompt {
  font-size: clamp(1.6rem, 5vw, 2.2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: #e9eef2;
  margin-bottom: 0.8rem;
}

.tty__input {
  width: 100%;
  padding: 0.7rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #070b10;
  color: #e9eef2;
  font-family: var(--mono);
  font-size: 1.1rem;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.tty__input:focus {
  border-color: var(--signal);
  box-shadow: 0 0 0 3px rgba(87, 179, 220, 0.15);
}

.tty__input.is-ok {
  border-color: #5dcea0;
}

.tty__input.is-wrong {
  border-color: #ff7b72;
  animation: tty-shake 0.18s ease;
}

@keyframes tty-shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-4px); }
  75% { transform: translateX(4px); }
}

.tty__hint {
  margin-top: 0.55rem;
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  color: rgba(233, 238, 242, 0.35);
}

.tty__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 0.6rem;
  padding: 0.55rem 1.1rem;
  border: 1px solid var(--signal);
  border-radius: 8px;
  background: rgba(87, 179, 220, 0.12);
  color: var(--signal);
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition: background 0.2s, color 0.2s;
}

.tty__btn:hover {
  background: var(--signal);
  color: #0a1016;
}

.tty__btn--ghost {
  border-color: var(--line);
  background: transparent;
  color: var(--dim);
}

.tty__btn--ghost:hover {
  border-color: #e9eef2;
  background: transparent;
  color: #e9eef2;
}

.tty__pad {
  margin-top: 0.9rem;
}

.tty__canvas {
  display: block;
  width: 220px;
  height: 220px;
  max-width: 100%;
  border: 1px dashed rgba(87, 179, 220, 0.35);
  border-radius: 12px;
  background: #070b10;
  cursor: crosshair;
  touch-action: none;
}

.tty__pad-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.75rem;
  align-items: center;
}

.tty__name {
  flex: 1 1 120px;
  min-width: 0;
  padding: 0.55rem 0.75rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #070b10;
  color: #e9eef2;
  font-family: var(--mono);
  font-size: 0.78rem;
  outline: none;
}

.tty__name:focus {
  border-color: var(--signal);
}

.tty__pad-row .tty__btn {
  margin-top: 0;
}

/* ---------------- project overlay ---------------- */

.overlay {
  position: fixed;
  inset: 0;
  z-index: 80;
  visibility: hidden;
  pointer-events: none;
}

.overlay.is-open {
  visibility: visible;
  pointer-events: auto;
}

.overlay__inner {
  position: absolute;
  inset: 0;
  background: #0d1218;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: 1.6rem var(--pad) 5rem;
  will-change: transform;
}

.overlay__close {
  position: sticky;
  top: 0;
  z-index: 5;
  display: block;
  margin-left: auto;
  padding: 0.7em 1.5em;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(13, 18, 24, 0.85);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  transition: color 0.25s, border-color 0.25s;
}

.overlay__close:hover {
  color: var(--signal);
  border-color: var(--signal);
}

.overlay__content {
  max-width: 880px;
  margin: 1rem auto 0;
}

.p-detail__kicker {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--signal);
}

.p-detail__title {
  font-size: clamp(2.6rem, 7vw, 5rem);
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.03em;
  text-transform: uppercase;
  margin: 0.35em 0 0.5em;
}

.p-detail__meta {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 2.4rem;
}

.p-detail__chip {
  padding: 0.4em 1em;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  color: var(--dim);
}

.p-detail__img {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(22, 22, 19, 0.7);
  margin-bottom: 2.6rem;
}

.p-detail__body p {
  font-size: 1.05rem;
  line-height: 1.75;
  color: rgba(233, 238, 242, 0.82);
  max-width: 66ch;
  margin-bottom: 1.4em;
}

.p-detail__links {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 2.4rem;
}

/* ---------------- JS-animated initial states ----------------
   scoped to motion-ok so reduced-motion (whose JS fast paths
   skip the tweens) always sees fully visible content */

@media (prefers-reduced-motion: no-preference) {
  .nav {
    opacity: 0;
    transform: translateY(-16px);
  }

  .hero__char {
    transform: translateY(120%) rotate(8deg);
  }

  /* serif line's mask has extra descender room, so hide deeper */
  .hero__line--serif .hero__char {
    transform: translateY(150%) rotate(8deg);
  }

  [data-reveal] {
    opacity: 0;
    transform: translateY(28px);
  }

  .line-mask > span {
    transform: translateY(112%);
  }
}

@media (prefers-reduced-motion: reduce) {
  .intro {
    display: none;
  }

  .grain {
    display: none;
  }

  .hero__scroll-line,
  .work__hint i {
    animation: none;
  }
}

/* ---------------- small screens ---------------- */

@media (max-width: 980px) {
  .about__grid {
    grid-template-columns: 1fr;
    justify-items: center;
  }

  .about__figure {
    position: static;
    width: 420px;
    max-width: 100%;
  }

  .about__ascii-wrap {
    width: 420px;
    max-width: 100%;
  }

  .neofetch {
    width: 100%;
  }
}

@media (max-width: 700px) {
  .nav__meta {
    display: none;
  }

  .nav__link-num {
    display: none;
  }

  .hero {
    padding-bottom: 1.8rem;
  }

  .hero__row {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero__foot {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }

  .hero__scroll {
    display: none;
  }

  .neofetch__row {
    flex-wrap: wrap;
    gap: 0.15rem 0.5rem;
  }

  .neofetch__dots {
    display: none;
  }

  .neofetch__row dd {
    flex: 1 1 100%;
    text-align: left;
    padding-left: 0;
  }

  .panel__num {
    font-size: clamp(4.5rem, 24vw, 7rem);
  }

  .panel__cta {
    margin-left: 0;
  }
}