/* ================================================================
   Prasant Shrestha - Portfolio
   Editorial archive redesign in the spirit of The Lookback
   (tlb.betteroff.studio): light paper ground, spaced uppercase
   labels, numbered entries, serif-italic accents, quiet chrome.
   ================================================================ */

:root {
  --paper: #f2f0eb;
  --paper-deep: #e9e6df;
  --ink: #161513;
  --muted: #75716a;
  --line: rgba(22, 21, 19, 0.16);
  --line-soft: rgba(22, 21, 19, 0.08);
  --accent: #2b4634;
  --pad: clamp(1.25rem, 4vw, 4rem);
  --font-sans: "Archivo", "Helvetica Neue", Arial, sans-serif;
  --font-serif: "Instrument Serif", Georgia, serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
}

sup {
  font-size: 0.45em;
  vertical-align: super;
}

ul {
  list-style: none;
}

/* ---- film grain ---- */
.grain {
  position: fixed;
  inset: -50%;
  z-index: 60;
  pointer-events: none;
  opacity: 0.5;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3CfeColorMatrix values='0 0 0 0 0  0 0 0 0 0  0 0 0 0 0  0 0 0 0.04 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  animation: grain-shift 0.9s steps(4) infinite;
}

@keyframes grain-shift {
  0% { transform: translate(0, 0); }
  25% { transform: translate(-2%, 3%); }
  50% { transform: translate(3%, -2%); }
  75% { transform: translate(-3%, -3%); }
  100% { transform: translate(2%, 2%); }
}

/* ---- shared label / section furniture ---- */
.section-label {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--muted);
}

.section-head {
  padding: 0 var(--pad);
  margin-bottom: clamp(2rem, 5vw, 3.5rem);
}

.section-title {
  margin-top: 1rem;
  font-size: clamp(1.9rem, 4.5vw, 3.4rem);
  font-weight: 500;
  line-height: 1.08;
  letter-spacing: -0.02em;
  max-width: 22ch;
}

.section-note {
  margin-top: 1.25rem;
  max-width: 44ch;
  color: var(--muted);
  font-size: 0.95rem;
}

section,
footer.contact {
  border-top: 1px solid var(--line);
  padding-top: clamp(2.5rem, 6vw, 4.5rem);
  padding-bottom: clamp(2.5rem, 6vw, 4.5rem);
}

/* ================= HEADER ================= */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1.1rem var(--pad);
  background: transparent;
  border-bottom: 1px solid transparent;
  color: #f2f2f2;
  transition: padding 0.35s ease, background 0.35s ease, color 0.35s ease,
    border-color 0.35s ease;
}

.site-header.is-scrolled {
  padding-top: 0.7rem;
  padding-bottom: 0.7rem;
}

.site-header.is-past-hero {
  background: color-mix(in srgb, var(--paper) 82%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom-color: var(--line-soft);
  color: var(--ink);
}

.wordmark {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  white-space: nowrap;
}

.site-nav {
  display: flex;
  gap: clamp(1rem, 2.5vw, 2.25rem);
}

.site-nav a {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(211, 214, 218, 0.66);
  transition: color 0.25s ease;
}

.site-nav a:hover {
  color: currentColor;
}

.site-header.is-past-hero .site-nav a {
  color: var(--muted);
}

.site-header.is-past-hero .site-nav a:hover {
  color: var(--ink);
}

.header-status {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(211, 214, 218, 0.66);
  white-space: nowrap;
}

.site-header.is-past-hero .header-status {
  color: var(--muted);
}

.site-nav a[aria-current="page"] {
  color: inherit;
}

/* ================= SUBPAGES ================= */
.subpage {
  padding-top: clamp(4.5rem, 10vh, 6.5rem);
  min-height: 100svh;
  display: flex;
  flex-direction: column;
}

.subpage > section:first-child {
  border-top: none;
}

.page-next {
  margin-top: auto;
  border-top: 1px solid var(--line);
  padding: clamp(1.5rem, 3vw, 2.5rem) var(--pad) clamp(2rem, 4vw, 3rem);
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
}

.page-next a {
  font-size: clamp(1.3rem, 3vw, 2.2rem);
  font-weight: 500;
  letter-spacing: -0.02em;
  transition: opacity 0.25s ease;
}

.page-next a:hover {
  opacity: 0.55;
}

.page-next a em {
  color: var(--muted);
  font-size: 0.6em;
}

.contact--page {
  border-top: none;
  min-height: 100svh;
  padding-top: clamp(6.5rem, 14vh, 9rem);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.header-status .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #3d8a52;
  animation: pulse 2.4s ease infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

/* ================= HERO - The Lookback Studio gallery ================= */
.hero {
  --hero-bg: #030303;
  --hero-ink: #f2f2f2;
  --hero-soft: #d3d6da;
  --hero-muted: rgba(211, 214, 218, 0.62);
  --hero-accent: #fb4d27;
  --hero-gap: clamp(0.8rem, 1.8vw, 1.35rem);
  --hero-card-width: clamp(17rem, 30vw, 34rem);
  --hero-card-height: clamp(20rem, 52vh, 38rem);

  position: relative;
  border-top: none;
  height: 100svh;
  padding: 0;
  overflow: hidden;
  isolation: isolate;
  background: var(--hero-bg);
  color: var(--hero-ink);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(90deg, #030303, rgba(3, 3, 3, 0.38) 18%, rgba(3, 3, 3, 0.26) 78%, #030303),
    linear-gradient(180deg, rgba(251, 77, 39, 0.14), transparent 28%, rgba(76, 67, 63, 0.18)),
    repeating-linear-gradient(90deg, rgba(211, 214, 218, 0.055) 0 1px, transparent 1px 11vw);
  pointer-events: none;
}

.hero-gallery-viewport {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  overflow: hidden;
  cursor: grab;
  touch-action: pan-y;
}

.hero-gallery-viewport:active {
  cursor: grabbing;
}

.hero-gallery-track {
  display: flex;
  align-items: center;
  gap: var(--hero-gap);
  width: max-content;
  padding-inline: clamp(2rem, 8vw, 8rem) var(--pad);
  will-change: transform;
  transform: translate3d(0, 0, 0);
}

.hero-card {
  position: relative;
  flex: 0 0 var(--hero-card-width);
  height: var(--hero-card-height);
  overflow: hidden;
  background: #111;
  border: 1px solid rgba(211, 214, 218, 0.18);
  border-radius: 6px;
  box-shadow: 0 1.5rem 5rem rgba(0, 0, 0, 0.58);
}

.hero-card::before,
.hero-card::after {
  position: absolute;
  z-index: 2;
  font-size: clamp(0.62rem, 0.85vw, 0.74rem);
  letter-spacing: 0.14em;
  line-height: 1;
  text-transform: uppercase;
  pointer-events: none;
}

.hero-card::before {
  content: attr(data-index);
  top: 0.85rem;
  left: 0.9rem;
  color: var(--hero-accent);
}

.hero-card::after {
  content: attr(data-title);
  right: 0.9rem;
  bottom: 0.85rem;
  max-width: calc(100% - 1.8rem);
  color: rgba(242, 242, 242, 0.82);
  text-align: right;
}

.hero-card--wide {
  flex-basis: clamp(21rem, 42vw, 46rem);
}

.hero-card--tall {
  flex-basis: clamp(14rem, 23vw, 26rem);
  height: clamp(23rem, 58vh, 42rem);
}

.hero-card img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.02);
  filter: saturate(0.84) contrast(1.06);
}

.hero-content {
  position: relative;
  z-index: 2;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 6.5rem var(--pad) clamp(1.25rem, 3vh, 2rem);
  pointer-events: none;
}

.hero-foot {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-end;
  gap: 1.5rem 2rem;
}

.sound-toggle {
  pointer-events: auto;
  border: 1px solid rgba(211, 214, 218, 0.22);
  border-radius: 999px;
  padding: 0.56rem 0.82rem;
  background: rgba(211, 214, 218, 0.08);
  color: var(--hero-soft);
  cursor: pointer;
  font: inherit;
  text-transform: uppercase;
  backdrop-filter: blur(10px);
}

.sound-toggle:hover,
.sound-toggle:focus-visible {
  border-color: var(--hero-accent);
  background: var(--hero-accent);
  color: #030303;
  outline: none;
}

.hero-scroll {
  pointer-events: auto;
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--hero-ink);
  border-bottom: 1px solid var(--hero-ink);
  padding-bottom: 2px;
  width: fit-content;
  transition: opacity 0.25s ease;
}

.hero-scroll:hover {
  opacity: 0.55;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* ================= TICKER ================= */
.ticker {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
  padding: 0.9rem 0;
  background: var(--paper-deep);
}

.ticker-track {
  display: flex;
  width: max-content;
  animation: ticker-scroll 40s linear infinite;
}

.ticker-group {
  white-space: nowrap;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--muted);
  padding-right: 1ch;
}

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

/* ================= ARCHIVE ================= */
.archive {
  border-top: none;
}

.archive-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(280px, 100%), 1fr));
  gap: clamp(1.5rem, 3vw, 2.5rem) clamp(1rem, 2vw, 1.75rem);
  padding: 0 var(--pad);
}

.entry-media {
  position: relative;
  overflow: hidden;
  aspect-ratio: 1 / 1;
  background: var(--paper-deep);
  border: 1px solid var(--line-soft);
}

.entry-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}

.entry:hover .entry-media img {
  transform: scale(1.05);
}

.entry-caption {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  margin-top: 0.7rem;
}

.entry-no {
  font-size: 0.68rem;
  letter-spacing: 0.24em;
  color: var(--muted);
  white-space: nowrap;
}

.entry-title {
  font-size: 0.86rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  text-align: right;
}

.entry-title em {
  color: var(--muted);
  margin-left: 0.35em;
}

/* stagger offsets, Lookback-style uneven rhythm */
@media (min-width: 900px) {
  .entry:nth-child(3n + 2) {
    margin-top: 2.5rem;
  }
  .archive-grid {
    padding-bottom: 3rem;
  }
}

/* ================= ABOUT ================= */
.about-body {
  padding: 0 var(--pad);
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: clamp(2rem, 6vw, 6rem);
}

.about-statement {
  font-size: clamp(1.35rem, 2.6vw, 2.1rem);
  line-height: 1.42;
  letter-spacing: -0.01em;
  max-width: 34ch;
}

.about-statement em {
  font-size: 1.08em;
}

.about-facts {
  display: grid;
  gap: 2.5rem;
  align-content: start;
}

.fact {
  border-top: 1px solid var(--line);
  padding-top: 1.25rem;
}

.fact-number {
  font-size: clamp(3rem, 6vw, 5rem);
  font-weight: 500;
  line-height: 1;
  letter-spacing: -0.03em;
}

.fact-text {
  font-size: 0.95rem;
  line-height: 1.7;
  max-width: 38ch;
}

.fact-label {
  margin-top: 0.75rem;
  font-size: 0.68rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ================= SERVICES ================= */
.service-list {
  border-top: 1px solid var(--line);
  margin: 0 var(--pad);
}

.service {
  display: grid;
  grid-template-columns: 5rem minmax(0, 1fr) minmax(0, 1.2fr);
  gap: clamp(1rem, 3vw, 3rem);
  align-items: start;
  padding: clamp(1.5rem, 3vw, 2.5rem) 0;
  border-bottom: 1px solid var(--line);
  transition: padding-left 0.4s ease;
}

.service:hover {
  padding-left: 1rem;
}

.service-no {
  font-size: 0.7rem;
  letter-spacing: 0.24em;
  color: var(--muted);
  padding-top: 0.55rem;
}

.service-title {
  font-size: clamp(1.5rem, 3vw, 2.4rem);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.service-items {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.05rem;
}

.service-desc {
  margin-top: 0.7rem;
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--muted);
  max-width: 52ch;
}

/* ================= EXPERIENCE ================= */
.xp-table {
  border-top: 1px solid var(--line);
  margin: 0 var(--pad);
}

.xp-row {
  display: grid;
  grid-template-columns: minmax(8rem, 0.5fr) minmax(0, 1.6fr) auto;
  gap: clamp(1rem, 3vw, 3rem);
  align-items: baseline;
  padding: clamp(1.25rem, 2.5vw, 2rem) 0;
  border-bottom: 1px solid var(--line);
}

.xp-years {
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--muted);
}

.xp-role h3 {
  font-size: clamp(1.15rem, 2.2vw, 1.7rem);
  font-weight: 500;
  letter-spacing: -0.01em;
}

.xp-role p {
  margin-top: 0.35rem;
  font-size: 0.9rem;
  color: var(--muted);
}

.xp-tag {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.05rem;
  color: var(--accent);
}

.xp-extras {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(320px, 100%), 1fr));
  gap: clamp(2rem, 4vw, 4rem);
  padding: clamp(2rem, 4vw, 3rem) var(--pad) 0;
}

.skills .xp-extras {
  padding-top: 0;
}

.tag-list {
  margin-top: 1.25rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.tag-list li {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.45rem 1rem;
  font-size: 0.82rem;
  transition: background 0.25s ease, color 0.25s ease;
}

.tag-list li:hover {
  background: var(--ink);
  color: var(--paper);
}

.edu {
  margin-top: 1.25rem;
  border-top: 1px solid var(--line-soft);
  padding-top: 1rem;
}

.edu h3 {
  font-size: 1.15rem;
  font-weight: 500;
}

.edu p {
  font-size: 0.9rem;
  color: var(--muted);
}

.edu-years {
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-top: 0.2rem;
}

/* ================= PROCESS ================= */
.process-track {
  list-style: none;
  counter-reset: step;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 0;
  padding: 0 var(--pad);
  align-items: center;
}

.process-track li {
  counter-increment: step;
  font-size: clamp(1.2rem, 3.2vw, 2.4rem);
  font-weight: 500;
  letter-spacing: -0.02em;
  text-transform: uppercase;
}

.process-track li::before {
  content: "0" counter(step);
  font-size: 0.45em;
  letter-spacing: 0.2em;
  color: var(--muted);
  vertical-align: super;
  margin-right: 0.4em;
}

.process-track li:not(:last-child)::after {
  content: "→";
  margin: 0 clamp(0.75rem, 2vw, 1.75rem);
  color: var(--muted);
  font-weight: 300;
}

/* ================= CONTACT ================= */
.contact {
  background: var(--ink);
  color: var(--paper);
  padding-left: var(--pad);
  padding-right: var(--pad);
}

.contact .section-label {
  color: rgba(242, 240, 235, 0.55);
}

.contact-title {
  margin-top: 1.5rem;
  font-size: clamp(3rem, 10vw, 8.5rem);
  font-weight: 500;
  line-height: 0.95;
  letter-spacing: -0.03em;
  text-transform: uppercase;
}

.contact-title em {
  text-transform: none;
  color: rgba(242, 240, 235, 0.72);
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(260px, 100%), 1fr));
  gap: clamp(2rem, 4vw, 4rem);
  margin-top: clamp(3rem, 6vw, 5rem);
  border-top: 1px solid rgba(242, 240, 235, 0.18);
  padding-top: clamp(2rem, 4vw, 3rem);
}

.contact-block ul li,
.contact-mail,
.contact-phone {
  display: block;
  margin-top: 0.9rem;
  font-size: 1rem;
}

.contact-mail {
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  border-bottom: 1px solid rgba(242, 240, 235, 0.4);
  width: fit-content;
  padding-bottom: 2px;
  transition: opacity 0.25s ease;
}

.contact-mail:hover {
  opacity: 0.7;
}

.contact-phone {
  color: rgba(242, 240, 235, 0.72);
}

.contact-foot {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  margin-top: clamp(3rem, 6vw, 5rem);
  border-top: 1px solid rgba(242, 240, 235, 0.18);
  padding-top: 1.5rem;
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(242, 240, 235, 0.55);
}

.contact-foot a {
  color: var(--paper);
  transition: opacity 0.25s ease;
}

.contact-foot a:hover {
  opacity: 0.6;
}

/* ================= REVEAL ANIMATION ================= */
.reveal {
  opacity: 0;
  transform: translateY(2rem);
  transition: opacity 0.9s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.9s cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .ticker-track,
  .grain,
  .header-status .dot {
    animation: none;
  }
  html {
    scroll-behavior: auto;
  }
}

/* ================= RESPONSIVE ================= */
@media (max-width: 860px) {
  .site-nav {
    display: none;
  }

  .about-body {
    grid-template-columns: 1fr;
  }

  .service {
    grid-template-columns: 3rem minmax(0, 1fr);
  }

  .service-detail {
    grid-column: 2;
  }

  .xp-row {
    grid-template-columns: 1fr;
    gap: 0.4rem;
  }

  .hero {
    --hero-card-width: 70vw;
    --hero-card-height: 44vh;
  }

  .hero-card--wide {
    flex-basis: 82vw;
  }

  .hero-card--tall {
    flex-basis: 62vw;
    height: 48vh;
  }

}