:root {
  --bg: #090908;
  --bg-raise: #141210;
  --ink: #f4efe6;
  --muted: #b7aea3;
  --line: rgba(244, 239, 230, 0.16);
  --accent: #e4c7a8;
  --serif: "Cormorant Garamond", Palatino, "Palatino Linotype", serif;
  --sans: "Jost", "Segoe UI", sans-serif;
  --display: "Cormorant Garamond", Palatino, serif;
  --header: 4.4rem;
  --pad: clamp(1.1rem, 3.5vw, 3.5rem);
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --icon: 1.15rem;
}

html[lang="fa"] {
  --serif: "Vazirmatn", Tahoma, sans-serif;
  --sans: "Vazirmatn", Tahoma, sans-serif;
  --display: "Vazirmatn", Tahoma, sans-serif;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header);
  color-scheme: dark;
  background: var(--bg);
}

html.want-fa body {
  visibility: hidden;
}

html.want-fa.is-ready body {
  visibility: visible;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-weight: 300;
  font-size: 1rem;
  line-height: 1.5;
  letter-spacing: 0.01em;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

html[lang="fa"] body {
  font-weight: 400;
  letter-spacing: 0;
  line-height: 1.8;
}

body.is-locked {
  overflow: hidden;
}

body.is-locked .progress {
  opacity: 0;
}

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

button,
a {
  color: inherit;
  font: inherit;
}

button {
  cursor: pointer;
}

a {
  text-underline-offset: 0.25em;
}

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

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

.sprite {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

.icon {
  width: var(--icon);
  height: var(--icon);
  display: block;
  flex: none;
}

.icon use,
.principle-icon use {
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.skip {
  position: absolute;
  inset-inline-start: 1rem;
  top: 0.75rem;
  z-index: 90;
  padding: 0.4rem 0.7rem;
  background: var(--ink);
  color: var(--bg);
  transform: translateY(-160%);
}

.skip:focus {
  transform: none;
}

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

.progress {
  position: fixed;
  inset-inline: 0;
  top: 0;
  z-index: 60;
  height: 2px;
  pointer-events: none;
}

.progress span {
  display: block;
  height: 100%;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left center;
}

html[dir="rtl"] .progress span {
  transform-origin: right center;
}

.curtain {
  display: none;
}

.site-header {
  position: fixed;
  inset-inline: 0;
  top: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: var(--header);
  padding: 0.85rem var(--pad);
  background: linear-gradient(to bottom, rgba(9, 9, 8, 0.72), rgba(9, 9, 8, 0));
  transition: background 0.4s var(--ease), border-color 0.4s var(--ease);
  border-bottom: 1px solid transparent;
}

.site-header.is-scrolled {
  background: rgba(9, 9, 8, 0.88);
  border-bottom-color: var(--line);
  backdrop-filter: blur(16px);
}

.wordmark {
  display: flex;
  align-items: center;
  line-height: 0;
  text-decoration: none;
}

.wordmark img {
  width: 3.15rem;
  height: auto;
  display: block;
}

.header-tools {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.nav {
  display: flex;
  align-items: center;
  gap: clamp(0.7rem, 2vw, 1.25rem);
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

html[lang="fa"] .nav {
  letter-spacing: 0;
  text-transform: none;
  font-size: 0.92rem;
}

.nav a {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  min-height: 2.75rem;
  text-decoration: none;
}

.nav a::after {
  content: "";
  position: absolute;
  inset-inline: 0;
  bottom: 0.45rem;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.4s var(--ease);
}

html[dir="rtl"] .nav a::after {
  transform-origin: right center;
}

.nav a:hover::after,
.nav a:focus-visible::after {
  transform: scaleX(1);
}

.lang {
  display: flex;
  border: 1px solid var(--line);
  border-radius: 999px;
  overflow: hidden;
}

.lang a {
  display: grid;
  place-items: center;
  min-width: 2.6rem;
  min-height: 2rem;
  padding: 0.35rem 0.55rem;
  color: var(--muted);
  font-family: "Jost", "Segoe UI", sans-serif;
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-decoration: none;
}

.lang a[aria-current="page"] {
  background: var(--ink);
  color: var(--bg);
}

.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  padding: calc(var(--header) + 1rem) var(--pad) 3.2rem;
  overflow: hidden;
}

.hero-media,
.hero-shade {
  position: absolute;
  inset: 0;
}

.hero-media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transform: scale(1.22);
  transition: opacity 1.5s ease, transform 8.5s ease;
}

.hero-media img.is-on {
  opacity: 1;
  transform: scale(1.08);
}

.hero-shade {
  background:
    linear-gradient(to top, rgba(9, 9, 8, 0.94) 0%, rgba(9, 9, 8, 0.22) 48%, rgba(9, 9, 8, 0.5) 100%);
}

.hero-copy {
  position: relative;
  z-index: 1;
  width: 100%;
}

.eyebrow {
  margin: 0 0 0.7rem;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

html[lang="fa"] .eyebrow {
  letter-spacing: 0;
  text-transform: none;
  font-size: 0.95rem;
}

.hero h1 {
  margin: 0;
  font-family: var(--display);
  font-style: italic;
  font-weight: 500;
  font-size: clamp(3.6rem, 12vw, 7.4rem);
  line-height: 0.88;
  letter-spacing: -0.03em;
}

html[lang="fa"] .hero h1 {
  font-style: normal;
  font-weight: 500;
  letter-spacing: 0;
  line-height: 1.15;
  font-size: clamp(3.1rem, 11vw, 6.2rem);
}

.hero-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem 2rem;
  max-width: 36rem;
  margin-top: 1.3rem;
}

.lede {
  margin: 0;
  color: var(--muted);
  font-size: 1rem;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  min-height: 2.75rem;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-size: 0.78rem;
}

html[lang="fa"] .text-link {
  letter-spacing: 0;
  text-transform: none;
  font-size: 0.95rem;
}

html[dir="rtl"] .text-link .icon {
  transform: scaleX(-1);
}

.marquee {
  overflow: hidden;
  border-block: 1px solid var(--line);
  padding: 0.85rem 0;
  color: var(--muted);
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.15rem;
  letter-spacing: 0.03em;
}

html[lang="fa"] .marquee {
  font-style: normal;
  font-size: 1rem;
  letter-spacing: 0;
}

.marquee-track {
  display: flex;
  gap: 2.4rem;
  width: max-content;
  animation: ticker 46s linear infinite;
}

.marquee-track span {
  white-space: nowrap;
}

.marquee-track span:nth-child(3n)::before {
  content: "";
}

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

.archive,
.principles {
  padding-inline: var(--pad);
}

.archive {
  padding-top: 3.2rem;
  padding-bottom: 3.5rem;
}

.section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.15rem;
}

.section-head h2,
.principle h3 {
  margin: 0;
  font-family: var(--display);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.05;
}

.section-head h2 {
  font-style: italic;
  font-size: clamp(2.4rem, 5vw, 3.6rem);
}

html[lang="fa"] .section-head h2,
html[lang="fa"] .principle h3 {
  font-style: normal;
  letter-spacing: 0;
  line-height: 1.35;
}

.count-quiet {
  margin: 0;
  color: var(--accent);
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.15rem;
}

.gallery {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.55rem;
}

.frame {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 3 / 4;
  margin: 0;
  padding: 0;
  border: 0;
  overflow: hidden;
  background: var(--bg-raise);
  cursor: zoom-in;
}

.frame.is-wide {
  grid-column: span 2;
  aspect-ratio: 4 / 5;
}

.frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.08);
  transition: transform 1.25s var(--ease);
}

html.is-boot .frame:not(.is-in) img {
  transform: scale(1.16);
}

.frame-no,
.frame-open {
  position: absolute;
  bottom: 0.65rem;
  color: #fff;
  text-shadow: 0 1px 10px rgba(0, 0, 0, 0.7);
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.45s var(--ease), transform 0.45s var(--ease);
}

.frame-no {
  inset-inline-start: 0.75rem;
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.05rem;
}

.frame-open {
  inset-inline-end: 0.65rem;
  display: grid;
  place-items: center;
  width: 2rem;
  height: 2rem;
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-radius: 999px;
  background: rgba(9, 9, 8, 0.35);
}

.frame-open .icon {
  width: 0.9rem;
  height: 0.9rem;
}

.frame:hover img,
.frame:focus-visible img {
  transform: scale(1.14);
}

.frame:hover .frame-no,
.frame:focus-visible .frame-no,
.frame:hover .frame-open,
.frame:focus-visible .frame-open {
  opacity: 1;
  transform: none;
}

.principles {
  display: grid;
  gap: 0;
  padding-top: 0.4rem;
  padding-bottom: 2.5rem;
  border-top: 1px solid var(--line);
}

.principle {
  display: grid;
  grid-template-columns: auto auto 1fr;
  align-items: center;
  gap: 0.75rem;
  padding: 1.15rem 0;
}

.principle + .principle {
  border-top: 1px solid var(--line);
}

.principle-icon {
  width: 1.35rem;
  height: 1.35rem;
  color: var(--accent);
}

.index-no {
  margin: 0;
  color: var(--accent);
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.15rem;
}

.principle h3 {
  font-size: clamp(1.45rem, 3vw, 2rem);
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.15rem var(--pad) 1.5rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.site-footer p {
  margin: 0;
  font-family: "Cormorant Garamond", Palatino, serif;
  font-style: italic;
  font-size: 1.2rem;
  color: var(--ink);
}

.site-footer a {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  min-height: 2.75rem;
  text-decoration: none;
  letter-spacing: 0.04em;
}

.site-footer a:hover {
  color: var(--ink);
}

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 70;
  background: rgba(5, 5, 4, 0.96);
  backdrop-filter: blur(18px);
}

.lightbox[hidden] {
  display: none;
}

.lightbox:not([hidden]) {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  animation: lb-in 0.45s var(--ease);
}

@keyframes lb-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

.lightbox-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 4.2rem;
  padding: 0.7rem var(--pad);
}

.lightbox-count {
  margin: 0;
  color: var(--accent);
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.35rem;
  letter-spacing: 0.04em;
}

.lightbox-stage {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 0.8rem;
  min-height: 0;
  padding: 0 var(--pad) 1.6rem;
}

.lightbox-stage figure {
  margin: 0;
  justify-self: center;
  width: min(78vw, calc((100svh - 8.5rem) * 0.75));
  aspect-ratio: 3 / 4;
  overflow: hidden;
  background: #0c0c0b;
  border: 1px solid rgba(244, 239, 230, 0.2);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5);
}

.lightbox img {
  width: 100%;
  height: 100%;
  max-width: none;
  max-height: none;
  object-fit: cover;
  object-position: center;
  opacity: 1;
  transform: scale(1.06);
  transition: opacity 0.4s ease, transform 0.55s var(--ease);
}

.lightbox img.is-out {
  opacity: 0;
  transform: scale(1.02);
}

.icon-btn {
  appearance: none;
  display: grid;
  place-items: center;
  width: 2.75rem;
  height: 2.75rem;
  padding: 0;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(20, 18, 16, 0.72);
  color: var(--ink);
  backdrop-filter: blur(10px);
  transition: background 0.3s var(--ease), border-color 0.3s var(--ease);
}

.icon-btn:hover,
.icon-btn:focus-visible {
  background: rgba(244, 239, 230, 0.12);
  border-color: rgba(244, 239, 230, 0.4);
}

html.is-boot .reveal,
html.is-boot .frame {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.95s var(--ease), transform 0.95s var(--ease);
  transition-delay: var(--d, 0ms);
}

html.is-boot .reveal.is-in,
html.is-boot .frame.is-in {
  opacity: 1;
  transform: none;
}

html.is-boot .frame.is-in img {
  transform: scale(1.08);
}

html.is-boot .frame.is-in:hover img,
html.is-boot .frame.is-in:focus-visible img {
  transform: scale(1.14);
}

html.is-boot .curtain {
  display: block;
  position: fixed;
  inset: 0;
  z-index: 80;
  background: var(--bg);
  pointer-events: none;
  animation: lift 1.05s cubic-bezier(0.77, 0, 0.18, 1) 0.2s forwards;
}

@keyframes lift {
  to { transform: translateY(-100%); }
}

@media (min-width: 800px) {
  .gallery {
    grid-template-columns: repeat(3, 1fr);
    gap: 0.7rem;
  }

  .frame.is-wide {
    aspect-ratio: 16 / 10;
  }

  .principles {
    grid-template-columns: repeat(3, 1fr);
  }

  .principle,
  .principle + .principle {
    border-top: 0;
    padding: 1.6rem 1.4rem 1.2rem 0;
  }

  .principle {
    grid-template-columns: auto auto;
    grid-template-rows: auto auto;
    align-items: center;
    column-gap: 0.7rem;
  }

  .principle-icon {
    grid-row: 1;
    grid-column: 1;
  }

  .index-no {
    grid-row: 1;
    grid-column: 2;
  }

  .principle h3 {
    grid-row: 2;
    grid-column: 1 / -1;
    margin-top: 0.35rem;
  }

  .principle + .principle {
    padding-inline-start: 1.5rem;
    border-inline-start: 1px solid var(--line);
  }
}

@media (max-width: 720px) {
  .nav a span {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
  }

  .nav {
    gap: 0.15rem;
  }

  .lightbox-stage {
    position: relative;
    grid-template-columns: 1fr;
    padding-inline: 0.7rem;
  }

  .lightbox-prev,
  .lightbox-next {
    position: absolute;
    top: 50%;
    z-index: 2;
    transform: translateY(-50%);
  }

  .lightbox-prev { inset-inline-start: 0.7rem; }
  .lightbox-next { inset-inline-end: 0.7rem; }

  .lightbox-stage figure {
    width: min(calc(100vw - 5.6rem), calc((100svh - 7.2rem) * 0.75));
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .curtain,
  .marquee-track,
  .lightbox:not([hidden]) {
    animation: none;
  }

  html.is-boot .curtain {
    display: none;
  }

  html.is-boot .reveal,
  html.is-boot .frame,
  .hero-media img,
  .frame img,
  .lightbox img,
  .nav a::after,
  .progress span,
  .frame-no,
  .frame-open {
    transition: none;
    animation: none;
    opacity: 1;
    transform: none;
  }
}