/* ---------- سیستم طراحی: مشکی خالص / نارنجی نئونی / نقره‌ای فلزی ---------- */
:root {
  --black: #0a0a0b;
  --coal: #121215;
  --coal2: #1a1a1e;
  --white: #f4f4f2;
  --silver: #b6bac1;
  --dim: #74787f;
  --orange: #ff5a00;
  --line: rgba(182, 186, 193, .16);
  --line2: rgba(182, 186, 193, .07);
  --fd: 'Anton', sans-serif;
  --fb: 'Barlow Condensed', sans-serif;
  --fm: 'JetBrains Mono', monospace;
  --pad: clamp(20px, 4vw, 56px);
  --ease: cubic-bezier(.16, 1, .3, 1);
}

/* در فارسی: فونت‌ها با وزیرمتن جایگزین می‌شوند (متغیر روی html تعویض می‌شود) */
html[dir="rtl"] {
  --fd: 'Vazirmatn', 'Anton', sans-serif;
  --fb: 'Vazirmatn', 'Barlow Condensed', sans-serif;
  --fm: 'Vazirmatn', 'JetBrains Mono', monospace;
}

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

html {
  scroll-behavior: smooth
}

body {
  background: var(--black);
  color: var(--silver);
  font-family: var(--fb);
  font-weight: 400;
  overflow-x: clip;
  -webkit-font-smoothing: antialiased;
  transition: opacity .24s ease
}

body.lang-fade {
  opacity: 0
}

body.loading,
body.lock {
  overflow: hidden
}

::selection {
  background: var(--orange);
  color: #000
}

::-webkit-scrollbar {
  width: 9px
}

::-webkit-scrollbar-track {
  background: #0d0d0f
}

::-webkit-scrollbar-thumb {
  background: #2b2b30;
  border: 2px solid #0d0d0f
}

::-webkit-scrollbar-thumb:hover {
  background: var(--orange)
}

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

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

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  cursor: pointer
}

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

.mono {
  font-family: var(--fm)
}

.o {
  color: var(--orange)
}

.container {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 var(--pad)
}

section {
  scroll-margin-top: 70px
}

.sec {
  padding: clamp(70px, 10vh, 120px) 0;
  position: relative
}

/* دانهٔ فیلم روی کل صفحه */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 9000;
  pointer-events: none;
  opacity: .05;
  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'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)' opacity='0.6'/%3E%3C/svg%3E")
}

/* ---------- نوار خطر ---------- */
.hazard {
  height: 7px;
  background: repeating-linear-gradient(-45deg, var(--orange) 0 10px, #000 10px 20px)
}

/* ---------- نشانگرهای گوشه ---------- */
.brk {
  position: relative
}

.brk::before,
.brk::after {
  content: "";
  position: absolute;
  width: 26px;
  height: 26px;
  border: 2px solid var(--orange);
  z-index: 4
}

.brk::before {
  top: 10px;
  inset-inline-start: 10px;
  border-inline-end: 0;
  border-bottom: 0
}

.brk::after {
  bottom: 10px;
  inset-inline-end: 10px;
  border-inline-start: 0;
  border-top: 0
}

/* ---------- نقره‌ی فلزی ---------- */
.metal {
  background: repeating-linear-gradient(180deg, #eceef2 0 2px, #8e939b 2px 4px, #c9ccd2 4px 6px);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent
}

/* ---------- لودر ---------- */
#loader {
  position: fixed;
  inset: 0;
  background: var(--black);
  z-index: 10000;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 26px var(--pad) 40px;
  transition: transform .8s var(--ease)
}

#loader.done {
  transform: translateY(-101%)
}

.l-top {
  display: flex;
  justify-content: space-between;
  font-family: var(--fm);
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--dim)
}

.l-mid {
  font-family: var(--fd);
  font-size: clamp(90px, 18vw, 230px);
  line-height: 1;
  color: var(--white)
}

.l-mid .pct {
  color: var(--orange)
}

.l-bar {
  height: 2px;
  background: #222
}

.l-bar i {
  display: block;
  height: 100%;
  width: 0;
  background: var(--orange)
}

#scrollProgress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  width: 0;
  background: var(--orange);
  z-index: 1200
}

/* ---------- نشانگر سفارشی ---------- */
#cursorDot,
#cursorRing {
  position: fixed;
  top: 0;
  left: 0;
  pointer-events: none;
  transform: translate(-50%, -50%)
}

#cursorDot {
  width: 6px;
  height: 6px;
  background: var(--orange);
  z-index: 9991
}

#cursorRing {
  width: 34px;
  height: 34px;
  border: 1px solid #fff;
  mix-blend-mode: difference;
  z-index: 9990;
  transition: width .25s, height .25s
}

#cursorRing.hot {
  width: 58px;
  height: 58px
}

@media(pointer:coarse) {

  #cursorDot,
  #cursorRing {
    display: none
  }
}

/* ---------- تاگل زبان ---------- */
.lang-toggle {
  display: flex;
  align-items: stretch;
  height: 34px;
  border: 1px solid var(--line);
  font-family: var(--fm);
  font-size: 11px;
  overflow: hidden;
  transition: border-color .25s
}

.lang-toggle:hover {
  border-color: var(--dim)
}

.lang-toggle span,
.lang-toggle button {
  display: flex;
  align-items: center;
  padding: 0 11px;
  color: var(--dim);
  font: inherit;
  background: none;
  border: 0;
  cursor: pointer;
  transition: background .2s, color .2s
}

.lang-toggle .sep {
  padding: 0;
  color: var(--line)
}

.lang-toggle span.on,
.lang-toggle button.on {
  background: var(--orange);
  color: #000;
  font-weight: 700
}

/* ---------- ناوبری ---------- */
#nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--pad);
  border-bottom: 1px solid transparent;
  transition: transform .5s var(--ease), background .3s, border-color .3s;
  transform: translateY(-100%)
}

body.ready #nav {
  transform: none
}

#nav.solid {
  background: rgba(10, 10, 11, .9);
  backdrop-filter: blur(12px);
  border-bottom-color: var(--line)
}

#nav.hide {
  transform: translateY(-100%)
}

.nav-logo {
  font-family: var(--fd);
  font-size: 24px;
  color: var(--white);
  letter-spacing: .02em
}

.nav-logo span {
  color: var(--orange)
}

.nav-links {
  display: flex;
  gap: clamp(14px, 2vw, 30px)
}

.nav-links a {
  font-family: var(--fm);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--dim);
  position: relative;
  padding: 6px 0;
  transition: color .2s
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  height: 2px;
  width: 100%;
  background: var(--orange);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .3s var(--ease)
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--white)
}

.nav-links a.active::after {
  transform: scaleX(1)
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 22px
}

.nav-meta {
  font-family: var(--fm);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--dim);
  display: flex;
  gap: 8px;
  align-items: center;
  transition: color .2s
}

.nav-meta:hover {
  color: var(--orange)
}

.nav-meta svg {
  width: 12px;
  height: 12px
}

.nav-social {
  position: relative
}

.nav-social>button {
  font-family: var(--fm);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--dim);
  display: flex;
  gap: 8px;
  align-items: center;
  transition: color .2s
}

.nav-social>button:hover {
  color: var(--white)
}

.nav-social>button svg {
  width: 12px;
  height: 12px;
  transition: transform .3s
}

.nav-social.open>button svg {
  transform: rotate(180deg)
}

.ns-panel {
  position: absolute;
  top: calc(100% + 12px);
  inset-inline-end: 0;
  background: var(--coal);
  border: 1px solid var(--line);
  min-width: 190px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: .25s
}

.nav-social.open .ns-panel {
  opacity: 1;
  visibility: visible;
  transform: none
}

.ns-panel a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 11px 14px;
  font-family: var(--fm);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--silver);
  border-top: 1px solid var(--line2);
  transition: .2s
}

.ns-panel a:first-child {
  border-top: 0
}

.ns-panel a svg {
  width: 11px;
  height: 11px
}

.ns-panel a:hover {
  background: var(--orange);
  color: #000
}

.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 10px 0
}

.burger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white)
}

/* ---------- منوی موبایل ---------- */
#mobileMenu {
  position: fixed;
  inset: 0;
  background: var(--black);
  z-index: 1500;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 0 8vw;
  transform: translateY(-100%);
  transition: transform .55s var(--ease)
}

#mobileMenu.open {
  transform: none
}

#mmClose {
  position: absolute;
  top: 18px;
  inset-inline-end: 18px;
  width: 46px;
  height: 46px;
  border: 1px solid var(--line);
  color: var(--silver);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: .25s
}

#mmClose:hover {
  background: var(--orange);
  color: #000;
  border-color: var(--orange)
}

#mmClose svg {
  width: 18px;
  height: 18px
}

.mm-link {
  font-family: var(--fd);
  font-size: clamp(36px, 9vw, 60px);
  color: var(--white);
  line-height: 1.3;
  display: flex;
  align-items: baseline;
  gap: 16px;
  opacity: 0;
  transform: translateY(30px);
  transition: .5s var(--ease)
}

#mobileMenu.open .mm-link {
  opacity: 1;
  transform: none
}

.mm-link .mono {
  font-size: 12px;
  color: var(--orange)
}

.mm-link:hover {
  color: var(--orange)
}

.mm-foot {
  position: absolute;
  bottom: 34px;
  inset-inline: 8vw;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
  font-family: var(--fm);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--dim)
}

.mm-foot a {
  color: var(--silver)
}

.mm-foot a:hover {
  color: var(--orange)
}

/* ---------- HERO ---------- */
#home {
  min-height: 100vh;
  min-height: 100svh;
  display: grid;
  grid-template-columns: 1.12fr .88fr;
  grid-template-rows: 1fr auto;
  border-bottom: 1px solid var(--line);
  position: relative;
  background-image: linear-gradient(var(--line2) 1px, transparent 1px), linear-gradient(90deg, var(--line2) 1px, transparent 1px);
  background-size: 90px 90px
}

.hero-main {
  grid-area: 1/1/2/2;
  padding: 110px clamp(10px, 2.5vw, 40px) 24px var(--pad);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: clamp(14px, 2.2vh, 26px)
}

.h-anim {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity .8s var(--ease), transform .8s var(--ease);
  transition-delay: var(--hd, 0s)
}

body.ready .h-anim {
  opacity: 1;
  transform: none
}

.hero-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  font-family: var(--fm);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--dim)
}

.hero-meta .sq {
  width: 8px;
  height: 8px;
  background: var(--orange);
  flex: none
}

.hero-meta .rule {
  flex: 0 0 54px;
  height: 1px;
  background: var(--line)
}

.hero-name {
  font-family: var(--fd);
  color: var(--white);
  line-height: .88;
  font-size: clamp(64px, 10.5vw, 150px);
  text-transform: uppercase;
  letter-spacing: .01em
}

.hero-name .mask {
  display: block;
  overflow: hidden
}

.hero-name .l {
  display: block;
  transform: translateY(112%);
  transition: transform 1s var(--ease) .15s
}

body.ready .hero-name .l {
  transform: none
}

body.ready .hero-name .mask:nth-child(2) .l {
  transition-delay: .3s
}

.hero-sub {
  font-family: var(--fd);
  font-size: clamp(26px, 3.8vw, 54px);
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px var(--dim);
  text-transform: uppercase;
  letter-spacing: .03em
}

.hero-sub .o {
  -webkit-text-stroke-color: var(--orange)
}

.hero-text {
  font-size: 17px;
  line-height: 1.5;
  letter-spacing: .05em;
  text-transform: uppercase;
  color: var(--silver);
  max-width: 52ch
}

.hero-cta {
  display: flex;
  gap: 16px;
  align-items: center;
  flex-wrap: wrap
}

.btn {
  font-family: var(--fd);
  font-size: 15px;
  letter-spacing: .06em;
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 15px 26px;
  transition: background .25s, color .25s, transform .18s ease, border-color .25s;
  will-change: transform
}

.btn svg {
  width: 16px;
  height: 16px
}

.btn-primary {
  background: var(--orange);
  color: #000;
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 0 100%)
}

.btn-primary:hover {
  background: var(--white)
}

.btn-ghost {
  border: 1px solid var(--line);
  color: var(--silver)
}

.btn-ghost:hover {
  border-color: var(--orange);
  color: var(--white)
}

.hero-utils {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px
}

#soundBtn {
  font-family: var(--fm);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--dim);
  display: flex;
  align-items: center;
  gap: 12px;
  border: 1px solid var(--line);
  padding: 10px 16px;
  transition: .25s
}

#soundBtn:hover {
  color: var(--white);
  border-color: var(--dim)
}

#soundBtn.on {
  color: var(--orange);
  border-color: var(--orange)
}

#soundBtn .eq {
  display: flex;
  gap: 3px;
  align-items: flex-end;
  height: 13px
}

#soundBtn .eq i {
  width: 2px;
  background: currentColor;
  height: 4px
}

#soundBtn.on .eq i {
  animation: eq .7s infinite ease-in-out alternate
}

#soundBtn.on .eq i:nth-child(2) {
  animation-delay: .15s
}

#soundBtn.on .eq i:nth-child(3) {
  animation-delay: .3s
}

@keyframes eq {
  from {
    height: 3px
  }

  to {
    height: 13px
  }
}

.scroll-cue {
  font-family: var(--fm);
  font-size: 11px;
  letter-spacing: .22em;
  color: var(--dim);
  display: flex;
  gap: 10px;
  align-items: center
}

.scroll-cue svg {
  width: 14px;
  height: 14px;
  animation: bob 1.7s var(--ease) infinite
}

@keyframes bob {

  0%,
  100% {
    transform: translateY(0)
  }

  50% {
    transform: translateY(6px)
  }
}

.hero-media {
  grid-area: 1/2/2/3;
  position: relative;
  overflow: hidden;
  border-inline-start: 1px solid var(--line);
  clip-path: inset(0 0 100% 0);
  transition: clip-path 1.1s var(--ease) .35s
}

body.ready .hero-media {
  clip-path: inset(0 0 0 0)
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 18%;
  filter: grayscale(1) contrast(1.32) brightness(.82);
  transform: scale(1.03);
  transition: transform 1.2s var(--ease)
}

.hero-media:hover img {
  transform: scale(1.08)
}

.hero-media::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background-image: radial-gradient(rgba(255, 255, 255, .1) 1px, transparent 1.5px);
  background-size: 5px 5px;
  mix-blend-mode: overlay
}

.hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  box-shadow: inset 0 0 140px 34px rgba(10, 10, 11, .85)
}

.stamp {
  position: absolute;
  z-index: 5;
  top: 24px;
  inset-inline-start: 24px;
  border: 1.5px solid var(--orange);
  color: var(--orange);
  font-family: var(--fm);
  font-size: 10px;
  letter-spacing: .18em;
  padding: 8px 12px;
  transform: rotate(-4deg);
  background: rgba(10, 10, 11, .55)
}

.v-cap {
  position: absolute;
  z-index: 5;
  inset-inline-end: 14px;
  bottom: 22px;
  writing-mode: vertical-rl;
  font-family: var(--fm);
  font-size: 10px;
  letter-spacing: .32em;
  color: var(--silver);
  opacity: .75
}

.hero-stats {
  grid-area: 2/1/3/3;
  display: flex;
  border-top: 1px solid var(--line)
}

.stat {
  flex: 1;
  padding: 18px 26px;
  border-inline-start: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 6px
}

.stat:first-child {
  border-inline-start: 0
}

.stat .v {
  font-family: var(--fd);
  font-size: clamp(26px, 3.4vw, 44px);
  color: var(--white);
  line-height: 1
}

.stat .v em {
  color: var(--orange);
  font-style: normal
}

.stat .k {
  font-family: var(--fm);
  font-size: 10px;
  letter-spacing: .18em;
  color: var(--dim)
}

/* ---------- تیکرها ---------- */
.marquee {
  overflow: hidden;
  user-select: none
}

.marquee,
.marquee .track {
  direction: ltr;
}

.marquee .track {
  display: flex;
  width: max-content;
  animation: mq var(--dur, 26s) linear infinite
}

.mq-g {
  display: flex
}

.marquee.reverse .track {
  animation-direction: reverse
}

.marquee:hover .track {
  animation-play-state: paused
}

@keyframes mq {
  to {
    transform: translateX(-50%)
  }
}

/* در RTL جهت حرکت تیکر آینه می‌شود تا حلقهٔ بی‌درز بماند */
@keyframes mqR {
  from {
    transform: translateX(-50%)
  }

  to {
    transform: translateX(0)
  }
}

html[dir="rtl"] .marquee .track {
  animation-name: mqR
}

.mq-item {
  display: flex;
  align-items: center;
  gap: clamp(20px, 3vw, 44px);
  padding-inline-end: clamp(20px, 3vw, 44px)
}

.dsep {
  width: 12px;
  height: 12px;
  background: #000;
  transform: rotate(45deg);
  flex: none
}

.mq-orange {
  background: var(--orange);
  color: #000
}

.mq-orange .mq-item {
  font-family: var(--fd);
  font-size: clamp(30px, 4.5vw, 58px);
  line-height: 1;
  text-transform: uppercase;
  letter-spacing: .02em;
  padding-top: 16px;
  padding-bottom: 16px
}

.mq-silver {
  background: var(--coal);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line)
}

.mq-silver .mq-item {
  font-family: var(--fd);
  font-size: clamp(40px, 6vw, 86px);
  line-height: 1;
  text-transform: uppercase;
  color: transparent;
  -webkit-text-stroke: 1px var(--dim);
  padding-top: 14px;
  padding-bottom: 14px
}

.mq-silver .dsep {
  background: var(--orange)
}

/* ---------- METHOD ---------- */
#method {
  height: 340vh;
  position: relative
}

.pin {
  position: sticky;
  top: 0;
  height: 100vh;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background-image: radial-gradient(rgba(182, 186, 193, .09) 1px, transparent 1.4px);
  background-size: 26px 26px
}

.scrub-rail {
  position: absolute;
  inset-inline-start: var(--pad);
  top: 50%;
  transform: translateY(-50%);
  height: 32vh;
  width: 2px;
  background: var(--coal2)
}

.scrub-rail i {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 0;
  background: var(--orange)
}

.scrub-rail .tick {
  position: absolute;
  inset-inline-start: -4px;
  width: 10px;
  height: 10px;
  background: #2c2c31;
  transform: rotate(45deg);
  transition: background .3s
}

.scrub-rail .tick:nth-of-type(1) {
  top: -4px
}

.scrub-rail .tick:nth-of-type(2) {
  top: calc(33.3% - 5px)
}

.scrub-rail .tick:nth-of-type(3) {
  top: calc(66.6% - 5px)
}

.scrub-rail .tick:nth-of-type(4) {
  bottom: -4px
}

.scrub-rail .tick.on {
  background: var(--orange)
}

.scrub-bignum {
  position: absolute;
  inset-inline-end: -3vw;
  bottom: -7vh;
  font-family: var(--fd);
  font-size: 36vw;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px rgba(182, 186, 193, .09);
  pointer-events: none;
  user-select: none
}

.stage {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: clamp(6px, 1vh, 14px);
  opacity: 0;
  visibility: hidden;
  transition: opacity .3s, visibility .3s
}

.stage.on {
  opacity: 1;
  visibility: visible
}

.sw {
  display: block;
  overflow: hidden
}

.sw span {
  display: block;
  font-family: var(--fd);
  font-size: clamp(52px, 10vw, 148px);
  line-height: .94;
  text-transform: uppercase;
  letter-spacing: .01em;
  transform: translateY(112%);
  transition: transform .35s var(--ease)
}

.stage.on .sw span {
  transform: none;
  transition-duration: .75s
}

.stage.on .sw:nth-child(2) span {
  transition-delay: .1s
}

.stage.on .sw:nth-child(3) span {
  transition-delay: .2s
}

.sw.w span {
  color: var(--white)
}

.sw.outl span {
  color: transparent;
  -webkit-text-stroke: 1.5px var(--silver)
}

.sw.org span {
  color: var(--orange)
}

.scrub-meta {
  position: absolute;
  inset-inline: var(--pad);
  bottom: 34px;
  display: flex;
  justify-content: space-between;
  font-family: var(--fm);
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--dim)
}

.scrub-bar {
  position: absolute;
  left: 0;
  bottom: 0;
  height: 3px;
  width: 100%;
  background: var(--coal2)
}

.scrub-bar i {
  display: block;
  height: 100%;
  width: 0;
  background: var(--orange)
}

/* ---------- هدر بخش‌ها ---------- */
.sec-head {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px clamp(20px, 3vw, 40px);
  align-items: end;
  margin-bottom: clamp(36px, 6vh, 64px)
}

.sec-meta {
  grid-column: 1/-1;
  font-family: var(--fm);
  font-size: 11px;
  letter-spacing: .24em;
  color: var(--dim);
  display: flex;
  align-items: center;
  gap: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 14px
}

.sec-meta::before {
  content: "";
  width: 8px;
  height: 8px;
  background: var(--orange);
  flex: none
}

.sec-title {
  font-family: var(--fd);
  font-size: clamp(44px, 7.5vw, 110px);
  color: var(--white);
  line-height: .92;
  text-transform: uppercase
}

.sec-sub {
  font-size: 16px;
  font-weight: 600;
  letter-spacing: .08em;
  color: var(--dim);
  text-transform: uppercase;
  text-align: end;
  max-width: 34ch;
  line-height: 1.3
}

.sec-text {
  grid-column: 1/-1;
  max-width: 72ch;
  font-size: 15px;
  line-height: 1.55;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--silver);
  margin-top: 8px
}

/* ---------- SERVICES ---------- */
.service-row {
  display: grid;
  grid-template-columns: 64px 1.05fr 1.25fr 54px;
  gap: clamp(14px, 2.5vw, 34px);
  align-items: center;
  padding: clamp(20px, 3.5vh, 32px) var(--pad);
  margin: 0 calc(var(--pad) * -1);
  border-top: 1px solid var(--line);
  transition: background .3s
}

.service-row:last-child {
  border-bottom: 1px solid var(--line)
}

.s-idx {
  font-family: var(--fm);
  font-size: 12px;
  color: var(--orange);
  letter-spacing: .1em
}

.s-title {
  font-family: var(--fd);
  font-size: clamp(24px, 3.4vw, 46px);
  color: var(--white);
  text-transform: uppercase;
  line-height: 1;
  transition: color .25s
}

.s-desc {
  font-size: 14px;
  line-height: 1.5;
  letter-spacing: .05em;
  text-transform: uppercase;
  color: var(--silver);
  max-width: 58ch;
  transition: color .25s
}

.s-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px
}

.s-tags span {
  font-family: var(--fm);
  font-size: 10px;
  letter-spacing: .1em;
  color: var(--dim);
  border: 1px solid var(--line);
  padding: 4px 9px;
  transition: .25s
}

.s-arrow {
  width: 54px;
  height: 54px;
  border: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: .3s
}

.s-arrow svg {
  width: 18px;
  height: 18px;
  transition: transform .3s
}

.service-row:hover,
.service-row.pin {
  background: var(--orange)
}

.service-row:hover .s-title,
.service-row.pin .s-title {
  color: #000
}

.service-row:hover .s-idx,
.service-row.pin .s-idx {
  color: #000
}

.service-row:hover .s-desc,
.service-row.pin .s-desc {
  color: rgba(0, 0, 0, .72)
}

.service-row:hover .s-tags span,
.service-row.pin .s-tags span {
  color: #000;
  border-color: rgba(0, 0, 0, .45)
}

.service-row:hover .s-arrow,
.service-row.pin .s-arrow {
  border-color: #000;
  color: #000
}

.service-row:hover .s-arrow svg,
.service-row.pin .s-arrow svg {
  transform: rotate(45deg)
}

/* ---------- ABOUT ---------- */
.about-grid {
  display: grid;
  grid-template-columns: minmax(280px, 420px) 1fr;
  gap: clamp(30px, 5vw, 70px);
  align-items: start
}

.about-fig {
  overflow: hidden;
  border: 1px solid var(--line)
}

.about-fig img {
  width: 100%;
  aspect-ratio: 4/5;
  object-fit: cover;
  filter: grayscale(1) contrast(1.32) brightness(.85);
  transition: transform 1s var(--ease), filter .5s
}

.about-fig:hover img {
  transform: scale(1.05);
  filter: grayscale(1) contrast(1.45) brightness(.95)
}

.fig-cap {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 5;
  display: flex;
  justify-content: space-between;
  padding: 12px 14px;
  font-family: var(--fm);
  font-size: 10px;
  letter-spacing: .2em;
  color: var(--silver);
  background: rgba(10, 10, 11, .75);
  border-top: 1px solid var(--line)
}

.about-p {
  font-size: 16px;
  line-height: 1.55;
  letter-spacing: .03em;
  text-transform: uppercase;
  color: var(--silver);
  max-width: 70ch
}

.about-bio {
  margin-top: 16px
}

.about-bio p {
  font-size: 15px;
  line-height: 1.6;
  letter-spacing: .03em;
  text-transform: uppercase;
  color: var(--dim);
  margin-bottom: 14px;
  max-width: 74ch
}

.about-pull {
  border-inline-start: 3px solid var(--orange);
  padding: 6px 0;
  padding-inline-start: 20px;
  font-family: var(--fd);
  font-size: clamp(20px, 2.6vw, 32px);
  color: var(--white);
  text-transform: uppercase;
  line-height: 1.15;
  margin: 26px 0
}

    .toolbox {
      margin-top: 30px
    }

.tb-label {
  font-family: var(--fm);
  font-size: 11px;
  letter-spacing: .22em;
  color: var(--dim);
  margin-bottom: 12px
}

.tb-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px
}

.tb-chips span {
  font-family: var(--fm);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--silver);
  border: 1px solid var(--line);
  padding: 6px 10px;
  transition: .25s
}

.tb-chips span:hover {
  border-color: var(--orange);
  color: var(--orange)
}

/* ---------- WORKS ---------- */
#work {
  position: relative
}

.works-bglayer {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  opacity: 0;
  transition: opacity .6s
}

.works-bglayer img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(1) contrast(1.2) brightness(.28) blur(3px)
}

#work .container {
  position: relative;
  z-index: 2
}

.tabs {
  display: flex;
  align-items: center;
  gap: clamp(18px, 3vw, 40px);
  border-bottom: 1px solid var(--line);
  flex-wrap: wrap
}

.tab {
  font-family: var(--fd);
  font-size: clamp(22px, 3vw, 38px);
  text-transform: uppercase;
  color: var(--dim);
  padding: 14px 0;
  position: relative;
  letter-spacing: .02em;
  transition: color .25s;
  display: flex;
  align-items: baseline;
  gap: 10px
}

.tab .cnt {
  font-family: var(--fm);
  font-size: 11px;
  color: var(--dim)
}

.tab::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 3px;
  background: var(--orange);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .35s var(--ease)
}

.tab:hover {
  color: var(--silver)
}

.tab.active {
  color: var(--white)
}

.tab.active::after {
  transform: scaleX(1)
}

.tab-stat {
  margin-inline-start: auto;
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 10px 0
}

.tab-stat .num {
  font-family: var(--fd);
  font-size: clamp(30px, 4vw, 48px);
  color: var(--orange);
  line-height: 1
}

.tab-stat .lbl {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--dim);
  max-width: 26ch;
  text-align: end;
  line-height: 1.3
}

.work-row {
  display: grid;
  grid-template-columns: 64px 1fr auto 54px;
  gap: clamp(12px, 2vw, 30px);
  align-items: center;
  padding: clamp(18px, 3vh, 30px) 0;
  border-top: 1px solid var(--line);
  width: 100%;
  text-align: start;
  transition: background .3s;
  animation: rowIn .6s var(--ease) backwards
}

.work-row:last-child {
  border-bottom: 1px solid var(--line)
}

@keyframes rowIn {
  from {
    opacity: 0;
    transform: translateY(24px)
  }
}

.work-row:hover {
  background: rgba(10, 10, 11, .55)
}

.w-idx {
  font-family: var(--fm);
  font-size: 12px;
  color: var(--dim)
}

.w-name {
  font-family: var(--fd);
  font-size: clamp(28px, 4.6vw, 64px);
  color: var(--white);
  text-transform: uppercase;
  line-height: .95;
  transition: color .25s, transform .35s var(--ease)
}

.work-row:hover .w-name {
  color: var(--orange);
  transform: translateX(12px)
}

.w-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
  max-width: 340px
}

.w-tags span {
  font-family: var(--fm);
  font-size: 10px;
  letter-spacing: .08em;
  color: var(--dim);
  border: 1px solid var(--line);
  padding: 4px 8px
}

.w-arrow {
  width: 54px;
  height: 54px;
  border: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: .3s
}

.w-arrow svg {
  width: 18px;
  height: 18px
}

.work-row:hover .w-arrow {
  background: var(--orange);
  border-color: var(--orange);
  color: #000
}

#workCursor {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 700;
  pointer-events: none;
  width: 300px;
  height: 210px;
  margin: -105px 0 0 -150px;
  opacity: 0;
  transition: opacity .3s
}

#workCursor.show {
  opacity: 1
}

#workCursor .wc-in {
  width: 100%;
  height: 100%;
  overflow: hidden;
  border: 1px solid rgba(255, 90, 0, .65);
  position: relative;
  transform: scale(.85);
  transition: transform .35s var(--ease)
}

#workCursor.show .wc-in {
  transform: scale(1)
}

#workCursor img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(1) contrast(1.25)
}

#workCursor .wc-tag {
  position: absolute;
  bottom: 0;
  inset-inline-start: 0;
  background: var(--orange);
  color: #000;
  font-family: var(--fm);
  font-size: 10px;
  letter-spacing: .16em;
  padding: 5px 10px
}

/* ---------- CERTIFICATES ---------- */
.cert-grid {
  display: grid;
  grid-template-columns: 1fr minmax(300px, 420px);
  gap: clamp(30px, 5vw, 70px);
  align-items: start
}

.cert-row {
  display: grid;
  grid-template-columns: 54px 1fr auto;
  gap: 18px;
  align-items: center;
  padding: 22px 0;
  padding-inline-start: 20px;
  border-top: 1px solid var(--line);
  cursor: pointer;
  position: relative;
  transition: background .25s
}

.cert-row:last-child {
  border-bottom: 1px solid var(--line)
}

.cert-row::before {
  content: "";
  position: absolute;
  inset-inline-start: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--orange);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform .3s
}

.cert-row:hover,
.cert-row.on {
  background: var(--coal)
}

.cert-row:hover::before,
.cert-row.on::before {
  transform: scaleY(1)
}

.c-idx {
  font-family: var(--fm);
  font-size: 12px;
  color: var(--dim)
}

.c-title {
  font-family: var(--fd);
  font-size: clamp(18px, 2.2vw, 28px);
  color: var(--white);
  text-transform: uppercase;
  line-height: 1.1;
  transition: color .2s
}

.cert-row:hover .c-title {
  color: var(--orange)
}

.c-issuer {
  font-family: var(--fm);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--dim);
  margin-top: 6px
}

.c-verify {
  font-family: var(--fm);
  font-size: 10.5px;
  letter-spacing: .1em;
  color: var(--dim);
  border: 1px solid var(--line);
  padding: 9px 13px;
  display: flex;
  gap: 9px;
  align-items: center;
  transition: .25s;
  white-space: nowrap
}

.c-verify svg {
  width: 13px;
  height: 13px
}

a.c-verify:hover {
  background: var(--orange);
  color: #000;
  border-color: var(--orange)
}

.cert-preview {
  position: sticky;
  top: 90px
}

.cp-frame {
  position: relative;
  border: 1px solid var(--line);
  overflow: hidden;
  aspect-ratio: 4/3;
  background: var(--coal)
}

.cp-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(1) contrast(1.2) brightness(.9)
}

.cp-meta {
  display: flex;
  justify-content: space-between;
  margin-top: 12px;
  font-family: var(--fm);
  font-size: 10px;
  letter-spacing: .18em;
  color: var(--dim)
}

/* ---------- ETHOS ---------- */
#ethos {
  min-height: 88vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  overflow: hidden
}

.q-water {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -52%);
  font-family: var(--fd);
  font-size: 24vw;
  color: transparent;
  -webkit-text-stroke: 1px rgba(182, 186, 193, .07);
  pointer-events: none;
  white-space: nowrap;
  text-transform: uppercase;
  user-select: none
}

.q-in {
  position: relative;
  padding: 0 20px
}

.q-kicker {
  font-family: var(--fm);
  font-size: 11px;
  letter-spacing: .34em;
  color: var(--dim);
  margin-bottom: 28px
}

.q-line {
  overflow: hidden
}

.q-line>span {
  display: block;
  font-family: var(--fd);
  font-size: clamp(44px, 8.5vw, 124px);
  line-height: 1.04;
  color: var(--white);
  text-transform: uppercase;
  transform: translateY(112%);
  transition: transform .9s var(--ease)
}

#ethos.in .q-line>span {
  transform: none
}

.q-line>span span {
  color: var(--orange)
}

/* ---------- CONTACT ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: clamp(30px, 5vw, 80px)
}

.status {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--fm);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--silver);
  margin-bottom: 30px
}

.status .dot {
  width: 9px;
  height: 9px;
  background: var(--orange);
  position: relative;
  flex: none
}

.status .dot::after {
  content: "";
  position: absolute;
  inset: -5px;
  border: 1px solid var(--orange);
  animation: pulse 1.8s infinite
}

@keyframes pulse {
  from {
    transform: scale(.5);
    opacity: 1
  }

  to {
    transform: scale(1.6);
    opacity: 0
  }
}

.contact-label {
  font-family: var(--fm);
  font-size: 11px;
  letter-spacing: .26em;
  color: var(--dim);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 10px
}

.contact-label::before {
  content: "";
  width: 8px;
  height: 8px;
  background: var(--orange);
  flex: none
}

.contact-block+.contact-block {
  margin-top: 40px
}

.email-row {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap
}

.c-email {
  font-family: var(--fd);
  font-size: clamp(26px, 4.4vw, 62px);
  color: var(--white);
  text-transform: uppercase;
  line-height: 1;
  transition: color .3s
}

.c-email:hover {
  color: var(--orange)
}

.c-copy {
  width: 46px;
  height: 46px;
  border: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--dim);
  transition: .25s;
  flex: none
}

.c-copy:hover {
  border-color: var(--orange);
  color: var(--orange)
}

.c-copy svg {
  width: 16px;
  height: 16px
}

.c-phone {
  font-family: var(--fd);
  font-size: clamp(22px, 3vw, 38px);
  color: var(--silver);
  transition: color .3s
}

.c-phone:hover {
  color: var(--orange)
}

.local-time {
  font-family: var(--fm);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--dim)
}

.social-row {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 15px 14px;
  border-top: 1px solid var(--line);
  transition: .25s;
  color: var(--silver)
}

.social-row:last-child {
  border-bottom: 1px solid var(--line)
}

.social-row svg {
  width: 16px;
  height: 16px
}

.social-row .social-svg {
  width: 16px;
  height: 16px;
  display: block;
}

.social-row .sn {
  font-family: var(--fm);
  font-size: 12px;
  letter-spacing: .14em;
  flex: 1
}

.social-row .arr {
  width: 14px;
  height: 14px;
  opacity: 0;
  transform: translateX(-8px);
  transition: .25s
}

.social-row:hover {
  background: var(--orange);
  color: #000;
  padding-inline-start: 22px
}

.social-row:hover .arr {
  opacity: 1;
  transform: none
}

.cta-row {
  margin-top: clamp(40px, 7vh, 70px);
  display: flex;
  gap: 22px;
  flex-wrap: wrap;
  align-items: center
}

.btn-big {
  font-size: clamp(18px, 2.4vw, 26px);
  padding: 20px 36px;
  gap: 16px
}

.btn-big svg {
  width: 20px;
  height: 20px
}

.cta-note {
  font-family: var(--fm);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--dim)
}

/* ---------- FOOTER ---------- */
footer {
  border-top: 1px solid var(--line)
}

.foot-in {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  padding: 22px var(--pad);
  flex-wrap: wrap;
  font-family: var(--fm);
  font-size: 10.5px;
  letter-spacing: .14em;
  color: var(--dim)
}

#toTop {
  display: flex;
  gap: 8px;
  align-items: center;
  color: var(--dim);
  transition: color .2s
}

#toTop svg {
  width: 13px;
  height: 13px
}

#toTop:hover {
  color: var(--orange)
}

/* ---------- MODAL ---------- */
#modal {
  position: fixed;
  inset: 0;
  z-index: 8000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  visibility: hidden;
  opacity: 0;
  transition: opacity .3s, visibility .3s
}

#modal.open {
  visibility: visible;
  opacity: 1
}

.m-overlay {
  position: absolute;
  inset: 0;
  background: rgba(8, 8, 9, .93)
}

.m-panel {
  position: relative;
  background: var(--coal);
  border: 1px solid var(--line);
  max-width: 920px;
  width: 100%;
  max-height: 88vh;
  overflow-y: auto;
  transform: translateY(26px);
  transition: transform .45s var(--ease)
}

#modal.open .m-panel {
  transform: none
}

.m-close {
  position: sticky;
  top: 14px;
  margin-inline-start: calc(100% - 60px);
  width: 46px;
  height: 46px;
  background: var(--black);
  border: 1px solid var(--line);
  color: var(--silver);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 6;
  transition: .25s
}

.m-close:hover {
  background: var(--orange);
  color: #000;
  border-color: var(--orange)
}

.m-close svg {
  width: 18px;
  height: 18px
}

.m-img {
  position: relative;
  border-bottom: 1px solid var(--line);
  margin-top: -46px
}

.m-img img {
  width: 100%;
  max-height: 420px;
  object-fit: cover;
  filter: grayscale(1) contrast(1.22) brightness(.92)
}

.m-body {
  padding: clamp(20px, 4vw, 36px)
}

.m-meta {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  font-family: var(--fm);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--dim);
  margin-bottom: 14px
}

.m-title {
  font-family: var(--fd);
  font-size: clamp(28px, 4vw, 48px);
  color: var(--white);
  text-transform: uppercase;
  line-height: 1
}

.m-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px
}

.m-tech span {
  font-family: var(--fm);
  font-size: 10.5px;
  letter-spacing: .08em;
  color: var(--dim);
  border: 1px solid var(--line);
  padding: 5px 10px
}

.m-actions {
  margin-top: 28px;
  display: flex;
  gap: 16px;
  align-items: center;
  flex-wrap: wrap
}

.m-note {
  font-family: var(--fm);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--dim);
  border-inline-start: 3px solid var(--orange);
  padding-inline-start: 12px
}

/* ---------- TOAST ---------- */
#toast {
  position: fixed;
  left: 50%;
  bottom: 34px;
  transform: translate(-50%, 20px);
  z-index: 8500;
  background: var(--coal);
  border: 1px solid var(--line);
  border-inline-start: 3px solid var(--orange);
  color: var(--silver);
  font-family: var(--fm);
  font-size: 11px;
  letter-spacing: .14em;
  padding: 13px 18px;
  display: flex;
  gap: 10px;
  align-items: center;
  opacity: 0;
  visibility: hidden;
  transition: .35s
}

#toast.show {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, 0)
}

#toast svg {
  width: 14px;
  height: 14px;
  color: var(--orange)
}

/* ---------- Reveal ---------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .9s var(--ease), transform .9s var(--ease);
  transition-delay: var(--d, 0s)
}

[data-reveal].in {
  opacity: 1;
  transform: none
}

/* ---------- ریسپانسیو ---------- */
@media(max-width:1100px) {
  .service-row {
    grid-template-columns: 54px 1fr 54px
  }

  .s-body {
    grid-column: 2
  }

  .email-row {
    gap: 10px
  }

  .c-email {
    font-size: clamp(13px, 3.2vw, 22px);
    text-transform: none;
    overflow-wrap: break-word;
    word-break: break-all;
    min-width: 0
  }

  .c-copy {
    width: 40px;
    height: 40px
  }
}

@media(max-width:900px) {

  .nav-links,
  .nav-right .nav-meta,
  .nav-right .nav-social {
    display: none
  }

  .burger {
    display: flex
  }

  .email-row {
    gap: 10px
  }

  .c-email {
    font-size: clamp(13px, 3vw, 20px);
    text-transform: none;
    overflow-wrap: break-word;
    word-break: break-all;
    min-width: 0
  }

  .c-copy {
    width: 40px;
    height: 40px
  }

  #home {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto
  }

  .hero-main {
    grid-area: 1/1/2/2;
    padding: 104px 20px 26px
  }

  .hero-media {
    grid-area: 2/1/3/2;
    height: 56vh;
    border-inline-start: 0;
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line)
  }

  .hero-stats {
    grid-area: 3/1/4/3;
    flex-wrap: wrap
  }

  .stat {
    flex: 1 1 46%;
    border-top: 1px solid var(--line);
    border-inline-start: 0;
    padding: 16px 20px
  }

  .sec-head {
    grid-template-columns: 1fr
  }

  .sec-sub {
    text-align: start
  }

  .about-grid,
  .cert-grid,
  .contact-grid {
    grid-template-columns: 1fr
  }

  .cert-preview {
    display: none
  }

  .work-row {
    grid-template-columns: 40px 1fr 44px
  }

  .w-tags {
    grid-column: 2;
    justify-content: flex-start;
    max-width: none;
    margin-top: 4px
  }

  .w-arrow {
    grid-row: 1;
    grid-column: 3
  }

  .tab-stat {
    margin-inline-start: 0;
    width: 100%;
    border-top: 1px dashed var(--line2)
  }

  .tab-stat .lbl {
    text-align: start
  }

  #method {
    height: 300vh
  }
}

@media(pointer:fine) {

  a,
  button,
  [data-hover] {
    cursor: none
  }
}

@media(prefers-reduced-motion:reduce) {
  * {
    animation-duration: .01s !important;
    transition-duration: .01s !important
  }

  .marquee .track {
    animation: none
  }
}

/* ═══════════════════════════════════════════════════════════════
   فارسی / RTL
   نکتهٔ کلیدی: در فارسی ارتفاع خطِ فشردهٔ انگلیسی (۰.۸۸ و ...)
   نقطه‌های حروف (ی، ب، پ، ن، ژ ...) را می‌بُرد؛ همهٔ تیترها
   line-height بلند + پدینگ داخل ماسک‌های overflow:hidden می‌گیرند.
   ═══════════════════════════════════════════════════════════════ */
/* حروف فارسی به هم چسبیده‌اند — letter-spacing باید صفر باشد */
html[dir="rtl"] [class] {
  letter-spacing: 0
}

html[dir="rtl"] #toast {
  letter-spacing: 0
}

/* وزن‌ها: وزیرمتن به‌جای آنتون (آنتون فقط 400 دارد) */
html[dir="rtl"] .l-mid,
html[dir="rtl"] .nav-logo,
html[dir="rtl"] .hero-sub,
html[dir="rtl"] .mq-orange .mq-item,
html[dir="rtl"] .mq-silver .mq-item,
html[dir="rtl"] .scrub-bignum,
html[dir="rtl"] .s-title,
html[dir="rtl"] .about-pull,
html[dir="rtl"] .tab,
html[dir="rtl"] .w-name,
html[dir="rtl"] .c-title,
html[dir="rtl"] .c-email,
html[dir="rtl"] .c-phone,
html[dir="rtl"] .m-title,
html[dir="rtl"] .mm-link,
html[dir="rtl"] .stat .v,
html[dir="rtl"] .tab-stat .num,
html[dir="rtl"] .btn,
html[dir="rtl"] .sw span,
html[dir="rtl"] .q-line>span {
  font-weight: 800
}

html[dir="rtl"] .hero-name,
html[dir="rtl"] .sec-title {
  font-weight: 900
}

/* ارتفاع خط‌های امن برای نقطه‌ها */
html[dir="rtl"] .l-mid {
  line-height: 1.35
}

html[dir="rtl"] .hero-name {
  line-height: 1.7;
  font-size: clamp(54px, 9vw, 124px)
}

html[dir="rtl"] .hero-name .mask {
  padding: .06em 0
}

html[dir="rtl"] .hero-sub {
  line-height: 1.55
}

html[dir="rtl"] .stat .v {
  line-height: 1.35
}

html[dir="rtl"] .mq-orange .mq-item,
html[dir="rtl"] .mq-silver .mq-item {
  line-height: 1.6
}

html[dir="rtl"] .sw {
  padding: .06em 0
}

html[dir="rtl"] .sw span {
  line-height: 1.65;
  font-size: clamp(44px, 7.5vw, 110px)
}

html[dir="rtl"] .scrub-bignum {
  line-height: 1.25
}

html[dir="rtl"] .sec-title {
  line-height: 1.45;
  font-size: clamp(40px, 6.5vw, 96px)
}

html[dir="rtl"] .s-title {
  line-height: 1.4
}

html[dir="rtl"] .about-pull {
  line-height: 1.65
}

html[dir="rtl"] .w-name {
  line-height: 1.4
}

html[dir="rtl"] .c-email {
  line-height: 1.35
}

@media(max-width:1100px) {
  html[dir="rtl"] .c-email {
    font-size: clamp(13px, 3.2vw, 22px);
    text-transform: none;
    overflow-wrap: break-word;
    word-break: break-all
  }
}

html[dir="rtl"] .m-title {
  line-height: 1.4
}

html[dir="rtl"] .mm-link {
  line-height: 1.6
}

html[dir="rtl"] .q-line {
  padding: .06em 0
}

html[dir="rtl"] .q-line>span {
  line-height: 1.65;
  font-size: clamp(40px, 7vw, 104px)
}

html[dir="rtl"] .tab {
  line-height: 1.35
}

html[dir="rtl"] .c-title {
  line-height: 1.35
}

html[dir="rtl"] .hero-text,
html[dir="rtl"] .s-desc,
html[dir="rtl"] .sec-text {
  line-height: 1.85
}

html[dir="rtl"] .about-p {
  line-height: 1.9
}

html[dir="rtl"] .about-bio p {
  line-height: 1.95
}

/* متن‌های ریز مونو در فارسی کمی بزرگ‌تر تا خوانا باشند */
html[dir="rtl"] .l-top,
html[dir="rtl"] .hero-meta,
html[dir="rtl"] .stat .k,
html[dir="rtl"] .v-cap,
html[dir="rtl"] .stamp,
html[dir="rtl"] .scrub-meta,
html[dir="rtl"] .sec-meta,
html[dir="rtl"] .s-idx,
html[dir="rtl"] .s-tags span,
    html[dir="rtl"] .tb-label,
html[dir="rtl"] .tb-chips span,
html[dir="rtl"] .w-idx,
html[dir="rtl"] .w-tags span,
html[dir="rtl"] .c-idx,
html[dir="rtl"] .c-issuer,
html[dir="rtl"] .c-verify,
html[dir="rtl"] .cp-meta,
html[dir="rtl"] .q-kicker,
html[dir="rtl"] .status,
html[dir="rtl"] .contact-label,
html[dir="rtl"] .local-time,
html[dir="rtl"] .social-row .sn,
html[dir="rtl"] .cta-note,
html[dir="rtl"] .foot-in,
html[dir="rtl"] .m-meta,
html[dir="rtl"] .m-tech span,
html[dir="rtl"] .m-note,
html[dir="rtl"] .ns-panel a,
html[dir="rtl"] .mm-foot,
html[dir="rtl"] .scroll-cue {
  font-size: 12.5px
}

html[dir="rtl"] .btn {
  font-size: 16px
}

html[dir="rtl"] .btn-big {
  font-size: clamp(19px, 2.6vw, 28px)
}

/* آینه‌سازی جزئیات جهت‌دار */
html[dir="rtl"] .hero-main {
  padding: 110px var(--pad) 24px clamp(10px, 2.5vw, 40px)
}

@media(max-width:900px) {
  html[dir="rtl"] .hero-main {
    padding: 104px 20px 26px
  }
}

html[dir="rtl"] .btn-primary {
  clip-path: polygon(14px 0, 100% 0, 100% 100%, 0 100%, 0 14px)
}

html[dir="rtl"] .brk::before {
  left: auto;
  right: 10px;
  border-left: 0;
  border-right: 2px solid var(--orange)
}

html[dir="rtl"] .brk::after {
  right: auto;
  left: 10px;
  border-right: 0;
  border-left: 2px solid var(--orange)
}

html[dir="rtl"] .work-row:hover .w-name {
  transform: translateX(-12px)
}

html[dir="rtl"] #scrollProgress {
  left: auto;
  right: 0
}

html[dir="rtl"] .v-cap {
  writing-mode: horizontal-tb;
  letter-spacing: .24em;
  bottom: 20px
}

/* آیکون‌های فلش خارج‌شونده در RTL آینه می‌شوند */
html[dir="rtl"] .btn svg,
html[dir="rtl"] .s-arrow svg,
html[dir="rtl"] .w-arrow svg,
html[dir="rtl"] .c-verify svg,
html[dir="rtl"] .ns-panel a svg,
html[dir="rtl"] .arr,
html[dir="rtl"] .nav-meta svg {
  transform: scaleX(-1)
}

html[dir="rtl"] .service-row:hover .s-arrow svg {
  transform: scaleX(-1) rotate(45deg)
}