/* ============================================
   Root / Theme Variables
============================================ */
:root {
  --bg: #f6f5f2;
  --card-bg: #e8e5de;
  --fg: #0e0e0e;
  --fg-soft: #6b6b6b;
  --line: rgba(14, 14, 14, 0.12);
  --line-strong: rgba(14, 14, 14, 0.22);
  --accent: #0e0e0e;
  --accent-orange: #FF5420;
  --header-bg: rgba(246, 245, 242, 0.72);

  --font-display: 'Barlow Condensed', 'Impact', sans-serif;
  --font-body: Verdana, Geneva, Tahoma, sans-serif;
  --font-mono: 'Space Mono', 'Courier New', monospace;
  --font: var(--font-body);

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --gutter: clamp(20px, 4vw, 48px);
  --maxw: 1600px;
}

html[data-theme="dark"] {
  --bg: #0b0b0b;
  --fg: #f3f1ec;
  --fg-soft: #8a8a8a;
  --line: rgba(243, 241, 236, 0.14);
  --line-strong: rgba(243, 241, 236, 0.28);
  --accent: #f3f1ec;
  --header-bg: rgba(11, 11, 11, 0.72);
  --card-bg: #141414;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--fg);
  font-weight: 400;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background-color 0.5s var(--ease), color 0.5s var(--ease);
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
button { background: none; border: none; color: inherit; cursor: pointer; font: inherit; }
img { max-width: 100%; display: block; }

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

/* ============================================
   Preloader
============================================ */
.preloader {
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: 9998;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--gutter);
  transition: transform 1.2s cubic-bezier(0.76, 0, 0.24, 1);
}
.preloader.is-done {
  transform: translateY(-100%);
}
.preloader__row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--fg-soft);
  padding-bottom: 16px;
}
.preloader__count {
  font-family: var(--font-display);
  font-size: clamp(80px, 14vw, 220px);
  font-weight: 900;
  line-height: 0.88;
  letter-spacing: 0.02em;
  color: var(--fg);
  font-variant-numeric: tabular-nums;
}
.preloader__bar {
  height: 1px;
  background: var(--line);
  position: relative;
  overflow: hidden;
}
.preloader__bar span {
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 0%;
  background: var(--fg);
  transition: width 0.1s linear;
}

/* ============================================
   Grain overlay
============================================ */
.grain { display: none; }

/* ============================================
   Scroll Progress
============================================ */
.progress {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  background: var(--accent-orange);
  width: 0%;
  z-index: 101;
  transition: width 0.15s linear;
}

/* ============================================
   Custom Cursor
============================================ */
.cursor {
  position: fixed;
  top: 0; left: 0;
  width: 8px; height: 8px;
  border-radius: 999px;
  background: var(--fg);
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: width 0.4s var(--ease), height 0.4s var(--ease),
              background-color 0.4s var(--ease), border-radius 0.4s var(--ease);
  mix-blend-mode: difference;
  display: flex;
  align-items: center;
  justify-content: center;
}

.cursor__label {
  color: var(--bg);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.02em;
  opacity: 0;
  transition: opacity 0.3s var(--ease);
  text-transform: uppercase;
}

.cursor.is-hover {
  width: 84px;
  height: 84px;
  background: var(--fg);
  mix-blend-mode: normal;
}
.cursor.is-hover .cursor__label { opacity: 1; color: var(--bg); }

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

/* ============================================
   Header
============================================ */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: var(--header-bg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
  transition: background-color 0.5s var(--ease), border-color 0.5s var(--ease);
}

.header__inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 20px var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 14px;
}
.logo__mark {
  height: 26px;
  width: auto;
  display: block;
  transition: opacity 0.3s var(--ease);
}
.logo__mark:hover { opacity: 0.75; }
html[data-theme="dark"] .logo__mark { filter: invert(1); }
.logo__meta {
  font-family: var(--font-mono);
  font-size: 10px;
  line-height: 1.3;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--fg-soft);
  padding-left: 14px;
  border-left: 1px solid var(--line);
}

.header__right {
  display: flex;
  align-items: center;
  gap: 20px;
}
.clock {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--fg-soft);
  font-variant-numeric: tabular-nums;
}

.nav {
  display: flex;
  gap: clamp(20px, 3vw, 40px);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 0.01em;
}
.nav__num {
  font-size: 9px;
  color: var(--fg-soft);
  vertical-align: super;
  margin-right: 5px;
  letter-spacing: 0.06em;
}
.nav a {
  position: relative;
  padding: 4px 0;
}
.nav a::after {
  content: '';
  position: absolute;
  left: 0; right: 100%;
  bottom: 0;
  height: 1px;
  background: var(--fg);
  transition: right 0.5s var(--ease);
}
.nav a:hover::after { right: 0; }

.theme-toggle {
  width: 36px; height: 36px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  transition: transform 0.5s var(--ease), border-color 0.4s var(--ease);
}
.theme-toggle:hover { transform: rotate(180deg); }

/* ============================================
   Sections / Layout
============================================ */
section {
  padding: clamp(80px, 12vw, 160px) var(--gutter);
  max-width: var(--maxw);
  margin: 0 auto;
  border-bottom: 1px solid var(--line);
}

.section-head {
  display: flex;
  align-items: baseline;
  gap: 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--fg-soft);
  padding-bottom: 40px;
  border-bottom: 1px solid var(--line);
  margin-bottom: clamp(48px, 8vw, 100px);
}
.section-head__num { color: var(--accent-orange); }

/* ============================================
   Hero
============================================ */
.hero {
  min-height: 100vh;
  padding: 0 var(--gutter);
  max-width: var(--maxw);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding-top: clamp(140px, 18vh, 200px);
  padding-bottom: 0;
  border-bottom: 1px solid var(--line);
  position: relative;
}

.hero__inner {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.hero__meta {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--fg-soft);
  padding-bottom: 40px;
  border-bottom: 1px solid var(--line);
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(64px, 12vw, 210px);
  font-weight: 800;
  line-height: 0.9;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  margin-top: clamp(40px, 8vw, 100px);
  margin-bottom: auto;
}
.hero__title em {
  font-style: italic;
  font-weight: 800;
  color: var(--accent-orange);
}

/* Reveal animation - mask effect */
.reveal {
  display: block;
  overflow: hidden;
}
.reveal > span {
  display: block;
  transform: translateY(110%);
  animation: reveal 1.1s var(--ease) forwards;
}
.reveal:nth-child(1) > span { animation-delay: 0.2s; }
.reveal:nth-child(2) > span { animation-delay: 0.35s; }

@keyframes reveal {
  to { transform: translateY(0); }
}

.reveal-fade {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 1s var(--ease) forwards;
  animation-delay: 0.8s;
}
@keyframes fadeUp {
  to { opacity: 1; transform: translateY(0); }
}

.hero__sub {
  font-size: clamp(16px, 1.4vw, 20px);
  color: var(--fg-soft);
  max-width: 420px;
  margin-top: clamp(40px, 6vw, 80px);
  line-height: 1.5;
}

.hero__cta {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  margin-top: 32px;
  font-size: 14px;
  padding-bottom: 4px;
  align-self: flex-start;
  position: relative;
}
.hero__cta::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 1px;
  background: var(--fg);
  transform-origin: right;
  transform: scaleX(1);
  transition: transform 0.5s var(--ease);
}
.hero__cta:hover::after {
  transform-origin: left;
  transform: scaleX(0);
}
.hero__cta svg { transition: transform 0.5s var(--ease); }
.hero__cta:hover svg { transform: translateX(8px); }
.hero__cta-inner {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  transition: transform 0.4s var(--ease);
}

.hero__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: clamp(60px, 8vw, 100px);
  padding-top: 24px;
  border-top: 1px solid var(--line);
  max-width: 640px;
}
.hero__stats > div {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.hero__stats-num {
  font-size: clamp(32px, 4vw, 56px);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.hero__stats-label {
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--fg-soft);
}

/* Marquee */
.marquee {
  margin-top: clamp(60px, 10vw, 100px);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
  padding: 24px 0;
  margin-left: calc(var(--gutter) * -1);
  margin-right: calc(var(--gutter) * -1);
}
.marquee__track {
  display: flex;
  gap: 32px;
  white-space: nowrap;
  animation: marquee 28s linear infinite;
  font-family: var(--font-mono);
  font-size: clamp(11px, 1.2vw, 15px);
  font-weight: 400;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--fg-soft);
}
.marquee__track span:nth-child(even) { color: var(--fg); opacity: 0.4; }
@keyframes marquee {
  to { transform: translateX(-50%); }
}

/* ============================================
   Project Grid
============================================ */
.pgrid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

/* Tile */
.pgrid__tile {
  position: relative;
  aspect-ratio: 1 / 1;
  border-radius: 16px;
  overflow: hidden;
  background: var(--card-bg);
  display: block;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
  transition: transform 120ms ease-out;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
}

.pgrid__tile:active {
  transform: scale(0.98);
}

/* Media wrapper — clips the zoomed media */
.pgrid__media {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.pgrid__media img,
.pgrid__media video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  transform: scale(1.06);
  transition:
    transform 400ms cubic-bezier(0.25, 0.46, 0.45, 0.94),
    filter    400ms cubic-bezier(0.25, 0.46, 0.45, 0.94);
  will-change: transform, filter;
}

.pgrid__tile:hover .pgrid__media img,
.pgrid__tile:hover .pgrid__media video {
  transform: scale(1.13);
  filter: blur(2.5px) brightness(0.85);
}

/* Dark overlay */
.pgrid__overlay {
  position: absolute;
  inset: 0;
  background: rgba(10, 10, 10, 0);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 400ms cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.pgrid__tile:hover .pgrid__overlay {
  background: rgba(10, 10, 10, 0.58);
}

/* Info block — revealed on hover */
.pgrid__info {
  text-align: center;
  padding: 28px;
  opacity: 0;
  transform: translateY(12px);
  transition:
    opacity   400ms cubic-bezier(0.25, 0.46, 0.45, 0.94),
    transform 400ms cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.pgrid__tile:hover .pgrid__info {
  opacity: 1;
  transform: translateY(0);
}

.pgrid__cat {
  display: block;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 12px;
}

.pgrid__title {
  font-family: var(--font-display);
  font-size: clamp(20px, 2.4vw, 36px);
  font-weight: 900;
  text-transform: uppercase;
  color: #ffffff;
  line-height: 0.92;
  letter-spacing: 0.01em;
  margin: 0;
}

/* Responsive */
@media (max-width: 1024px) {
  .pgrid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
}

@media (max-width: 540px) {
  .pgrid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
}

/* ============================================
   Services — Mega Typography
============================================ */
.services__mega {
  border-top: 1px solid var(--line);
}

.services__mega-item {
  display: flex;
  align-items: baseline;
  gap: clamp(16px, 2.5vw, 40px);
  padding: clamp(8px, 1.2vw, 18px) 0;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
  color: var(--fg);
  position: relative;
  opacity: 1;
  transition:
    opacity 0.75s cubic-bezier(0.22, 1, 0.36, 1),
    color   0.75s cubic-bezier(0.22, 1, 0.36, 1);
}

/* When any item is hovered, dim all siblings */
.services__mega.is-hovering .services__mega-item {
  opacity: 0.18;
  color: var(--fg-soft);
}

/* The actively hovered item stays fully visible */
.services__mega.is-hovering .services__mega-item.is-active {
  opacity: 1;
  color: var(--fg);
}

.services__mega-num {
  font-family: var(--font-mono);
  font-size: clamp(9px, 0.8vw, 12px);
  letter-spacing: 0.06em;
  color: var(--fg-soft);
  line-height: 1;
  flex-shrink: 0;
  align-self: center;
  transition: color 0.75s cubic-bezier(0.22, 1, 0.36, 1);
  padding-bottom: 0.15em;
}

.services__mega-title {
  font-family: var(--font-display);
  font-size: clamp(52px, 12vw, 190px);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: -0.01em;
  line-height: 0.88;
  flex: 1;
}

.services__mega-tag {
  font-family: var(--font-mono);
  font-size: clamp(9px, 0.75vw, 11px);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-soft);
  flex-shrink: 0;
  align-self: center;
  transition: color 0.75s cubic-bezier(0.22, 1, 0.36, 1);
}

@media (max-width: 640px) {
  .services__mega-tag { display: none; }
  .services__mega-num { display: none; }
}

/* ============================================
   Process
============================================ */
.process__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
}
.process__step {
  padding: clamp(24px, 3vw, 48px);
  border-right: 1px solid var(--line);
}
.process__step:first-child { padding-left: 0; }
.process__step:last-child { border-right: none; padding-right: 0; }
.process__step-num {
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent-orange);
  display: block;
  margin-bottom: 24px;
}
.process__step h3 {
  font-family: var(--font-display);
  font-size: clamp(36px, 4vw, 56px);
  font-weight: 800;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.process__step p {
  font-size: 15px;
  color: var(--fg-soft);
  line-height: 1.55;
}
@media (max-width: 860px) {
  .process__grid { grid-template-columns: 1fr; }
  .process__step {
    border-right: none;
    border-bottom: 1px solid var(--line);
    padding: 32px 0;
  }
  .process__step:last-child { border-bottom: none; }
}

/* ============================================
   About
============================================ */
.about__grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: clamp(40px, 6vw, 100px);
  align-items: start;
}

.about__left {
  position: sticky;
  top: 120px;
  border-right: 1px solid var(--line);
  padding-right: clamp(24px, 4vw, 60px);
}

.about__title {
  font-family: var(--font-display);
  font-size: clamp(64px, 8vw, 130px);
  font-weight: 800;
  line-height: 0.88;
  letter-spacing: 0.01em;
  text-transform: uppercase;
}

.about__right {
  padding-left: clamp(24px, 4vw, 60px);
}
.about__lead {
  font-size: clamp(22px, 2vw, 32px);
  font-weight: 400;
  line-height: 1.35;
  letter-spacing: -0.01em;
  margin-bottom: 32px;
}
.about__text {
  font-size: 16px;
  color: var(--fg-soft);
  max-width: 560px;
  margin-bottom: clamp(40px, 6vw, 80px);
}

.about__facts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  padding-top: 24px;
  gap: 24px;
}
.about__facts > div {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.about__facts-label {
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--fg-soft);
}
.about__facts-value {
  font-size: 15px;
  font-weight: 500;
}

/* ============================================
   About — CTA Button
============================================ */
.about-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  margin-top: clamp(32px, 5vw, 56px);
  padding: 14px 36px;
  border: 1.5px solid var(--fg);
  font-family: var(--font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--fg);
  background: transparent;
  transition:
    background-color 0.45s var(--ease),
    border-color     0.45s var(--ease),
    color            0.45s var(--ease);
}

.about-btn__default,
.about-btn__hover {
  display: block;
  transition: opacity 0.35s var(--ease), transform 0.35s var(--ease);
  pointer-events: none;
}

.about-btn__hover {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translateY(8px);
}

.about-btn:hover {
  background-color: var(--accent-orange);
  border-color: var(--accent-orange);
  color: #fff;
}

.about-btn:hover .about-btn__default {
  opacity: 0;
  transform: translateY(-8px);
}

.about-btn:hover .about-btn__hover {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================
   Contact
============================================ */
.contact__inner {
  padding: clamp(60px, 10vw, 140px) 0;
  text-align: left;
}
.contact__sub {
  font-family: var(--font-mono);
  font-size: clamp(11px, 1vw, 13px);
  color: var(--fg-soft);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 40px;
}
.contact__mail {
  font-family: var(--font-display);
  display: inline-block;
  font-size: clamp(38px, 8vw, 128px);
  font-weight: 800;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  line-height: 0.95;
  position: relative;
  padding-bottom: 8px;
}
.contact__mail::after {
  content: '';
  position: absolute;
  left: 0; right: 100%;
  bottom: 0;
  height: 2px;
  background: var(--fg);
  transition: right 0.7s var(--ease);
}
.contact__mail:hover::after { right: 0; }
.contact__mail-inner {
  display: inline-block;
  transition: transform 0.4s var(--ease);
}

.contact__links {
  margin-top: clamp(60px, 8vw, 100px);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
}
.contact__link {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 16px 20px 0;
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border-right: 1px solid var(--line);
  transition: padding 0.4s var(--ease), background-color 0.4s var(--ease);
}
.contact__link:last-child { border-right: none; }
.contact__link:hover { padding-left: 16px; }
.contact__link span:last-child {
  transition: transform 0.4s var(--ease);
}
.contact__link:hover span:last-child {
  transform: translate(4px, -4px);
}
@media (max-width: 860px) {
  .contact__links { grid-template-columns: 1fr 1fr; }
  .contact__link:nth-child(2) { border-right: none; }
  .contact__link:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
}

/* ============================================
   Footer
============================================ */
.footer {
  padding: 32px var(--gutter);
  max-width: var(--maxw);
  margin: 0 auto;
  border-top: 1px solid var(--line);
}
.footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--fg-soft);
  gap: 24px;
  flex-wrap: wrap;
}
.footer__links { display: flex; gap: 24px; }
.footer__links a { position: relative; }
.footer__links a:hover { color: var(--fg); }

/* ============================================
   Scroll Animations
============================================ */
.io-fade {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 1s var(--ease), transform 1s var(--ease);
}
.io-fade.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================
   Responsive
============================================ */
@media (max-width: 860px) {
  .nav { display: none; }
  .logo__meta, .clock { display: none; }
  .hero__stats { grid-template-columns: 1fr; gap: 20px; }
  .hero__meta { font-size: 10px; }
  .project--offset { margin-top: 0; }
  .about__grid { grid-template-columns: 1fr; gap: 40px; }
  .about__left {
    position: static;
    border-right: none;
    border-bottom: 1px solid var(--line);
    padding-right: 0;
    padding-bottom: 30px;
  }
  .about__right { padding-left: 0; }
  .about__facts { grid-template-columns: 1fr; gap: 20px; }
  .footer__inner { flex-direction: column; gap: 16px; text-align: center; }
  .marquee__track { font-size: 11px; }
}

/* ============================================
   Mobile Menu Toggle Button
============================================ */
.menu-toggle {
  display: none;
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--fg);
  cursor: pointer;
  padding: 8px 0;
  position: relative;
  z-index: 102;
  transition: color 0.3s var(--ease);
}
.menu-toggle::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: 4px;
  height: 1px;
  background: currentColor;
  transform-origin: right;
  transform: scaleX(0);
  transition: transform 0.4s var(--ease);
}
.menu-toggle:hover::after { transform: scaleX(1); transform-origin: left; }

body.menu-open .menu-toggle { color: #fff; }
body.menu-open .menu-toggle::after { transform: scaleX(1); }

/* ============================================
   Mobile Nav Overlay
============================================ */
.mobile-nav {
  position: fixed;
  inset: 0;
  z-index: 99;
  background: var(--fg);
  clip-path: circle(0% at calc(100% - var(--gutter)) 40px);
  transition: clip-path 0.85s cubic-bezier(0.22, 1, 0.36, 1);
  pointer-events: none;
}
.mobile-nav.is-open {
  clip-path: circle(170% at calc(100% - var(--gutter)) 40px);
  pointer-events: all;
}

.mobile-nav__inner {
  height: 100%;
  display: flex;
  flex-direction: column;
  padding: 100px var(--gutter) clamp(40px, 8vw, 60px);
}

.mobile-nav__list {
  display: flex;
  flex-direction: column;
  flex: 1;
  justify-content: center;
  gap: 0;
}

.mobile-nav__item {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 18px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.85);
  text-decoration: none;
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.55s var(--ease), transform 0.55s var(--ease),
              color 0.25s ease;
}
.mobile-nav.is-open .mobile-nav__item:nth-child(1) { opacity: 1; transform: none; transition-delay: 0.28s; }
.mobile-nav.is-open .mobile-nav__item:nth-child(2) { opacity: 1; transform: none; transition-delay: 0.36s; }
.mobile-nav.is-open .mobile-nav__item:nth-child(3) { opacity: 1; transform: none; transition-delay: 0.44s; }
.mobile-nav.is-open .mobile-nav__item:nth-child(4) { opacity: 1; transform: none; transition-delay: 0.52s; }

.mobile-nav__item:hover { color: var(--accent-orange); }

.mobile-nav__num {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--accent-orange);
  letter-spacing: 0.06em;
  flex-shrink: 0;
  padding-bottom: 6px;
}

.mobile-nav__label {
  font-family: var(--font-display);
  font-size: clamp(60px, 19vw, 110px);
  font-weight: 800;
  text-transform: uppercase;
  line-height: 0.88;
  letter-spacing: 0.02em;
}

.mobile-nav__footer {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.3);
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  opacity: 0;
  transition: opacity 0.5s var(--ease) 0.58s;
}
.mobile-nav.is-open .mobile-nav__footer { opacity: 1; }

body.menu-open { overflow: hidden; }

@media (max-width: 860px) {
  .menu-toggle { display: block; }
}

/* ============================================
   Responsive (existing)
============================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  .marquee__track { animation: none; }
}

/* ============================================
   Container
============================================ */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 clamp(20px, 4vw, 60px);
}

/* ============================================
   Project Page — Hero
============================================ */
.proj-hero {
  padding: clamp(120px, 14vw, 200px) 0 clamp(60px, 6vw, 100px);
  border-bottom: 1px solid var(--line);
}
.proj-hero__head {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-bottom: 48px;
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--fg-soft);
}
.proj-hero__back {
  color: var(--fg-soft);
  text-decoration: none;
  transition: color 0.3s ease;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.proj-hero__back:hover { color: var(--fg); }
.proj-hero__title {
  font-family: var(--font-display);
  font-size: clamp(56px, 9vw, 140px);
  font-weight: 900;
  line-height: 0.9;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  margin-bottom: 40px;
}
.proj-hero__desc {
  font-size: clamp(15px, 1.4vw, 19px);
  max-width: 680px;
  line-height: 1.7;
  color: var(--fg-soft);
  margin-bottom: 60px;
}
.proj-hero__meta {
  display: flex;
  border-top: 1px solid var(--line);
}
.proj-hero__meta-item {
  flex: 1;
  padding: 20px 0;
  padding-right: 24px;
  border-right: 1px solid var(--line);
}
.proj-hero__meta-item:last-child { border-right: none; padding-right: 0; }
.proj-hero__meta-label {
  font-family: var(--font-mono);
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--fg-soft);
  display: block;
  margin-bottom: 8px;
}
.proj-hero__meta-val {
  font-family: var(--font-display);
  font-size: clamp(16px, 1.4vw, 22px);
  font-weight: 700;
  text-transform: uppercase;
}

/* Project Gallery */
.proj-gallery {
  padding: clamp(60px, 6vw, 100px) 0;
}
.proj-gallery__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.proj-gallery__grid--wide { grid-template-columns: 2fr 1fr; }
.proj-gallery__item {
  overflow: hidden;
  background: var(--line);
}
.proj-gallery__item--full { grid-column: 1 / -1; }
.proj-gallery__item--tall { aspect-ratio: 3/4; }
.proj-gallery__item--sq   { aspect-ratio: 1/1; }
.proj-gallery__item--wide { aspect-ratio: 16/9; }
.proj-gallery__item--std  { aspect-ratio: 4/3; }
.proj-gallery__item img,
.proj-gallery__item video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s ease;
}
.proj-gallery__item:hover img,
.proj-gallery__item:hover video { transform: scale(1.03); }

.proj-video-wrap {
  width: 100%;
  aspect-ratio: 16/9;
  background: #0a0a0a;
  overflow: hidden;
  border-radius: 4px;
}
.proj-video-wrap video,
.proj-video-wrap iframe {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  border: none;
}
/* Social Ads Grid — 3 vertikale Videos nebeneinander */
.proj-ads-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.proj-ads-item {
  aspect-ratio: 9 / 16;
  background: #0a0a0a;
  border-radius: 12px;
  overflow: hidden;
}

.proj-ads-item video,
.proj-ads-item iframe {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  border: none;
}

@media (max-width: 720px) {
  .proj-ads-grid {
    grid-template-columns: 1fr;
    max-width: 360px;
    margin: 0 auto;
  }
}

.proj-pdf-wrap {
  width: 100%;
  aspect-ratio: 1/1.414;
  border: 1px solid var(--line);
  overflow: hidden;
  margin-bottom: 16px;
}
.proj-pdf-wrap iframe {
  width: 100%;
  height: 100%;
  border: none;
}
.proj-pdf-dl {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--fg-soft);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
  transition: color 0.3s ease;
}
.proj-pdf-dl:hover { color: var(--fg); }

/* Related Projects Slideshow */
.proj-related {
  padding: clamp(60px, 6vw, 100px) 0;
  border-top: 1px solid var(--line);
}
.proj-related__head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 40px;
}
.proj-related__label {
  font-family: var(--font-mono);
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--fg-soft);
  display: block;
  margin-bottom: 8px;
}
.proj-related__title {
  font-family: var(--font-display);
  font-size: clamp(28px, 3vw, 48px);
  font-weight: 900;
  text-transform: uppercase;
  line-height: 1;
}
.proj-related__nav {
  display: flex;
  gap: 8px;
}
.proj-related__btn {
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  background: none;
  cursor: pointer;
  font-size: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--fg);
  transition: background 0.3s ease, color 0.3s ease;
}
.proj-related__btn:hover { background: var(--fg); color: var(--bg); }
.proj-related__btn:disabled { opacity: 0.3; cursor: default; }
.proj-related__track-wrap { overflow: hidden; }
.proj-related__track {
  display: flex;
  gap: 24px;
  transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}
.proj-related__card {
  flex: 0 0 300px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  text-decoration: none;
  color: inherit;
}
.proj-related__thumb {
  aspect-ratio: 4/3;
  overflow: hidden;
  background: var(--line);
}
.proj-related__thumb img,
.proj-related__thumb video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease;
}
.proj-related__card:hover .proj-related__thumb img,
.proj-related__card:hover .proj-related__thumb video { transform: scale(1.05); }
.proj-related__meta {
  font-family: var(--font-mono);
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--fg-soft);
}
.proj-related__name {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  text-transform: uppercase;
  line-height: 1.1;
}

@media (max-width: 768px) {
  .proj-hero__meta { flex-wrap: wrap; }
  .proj-hero__meta-item { flex: 1 1 45%; border-right: none; border-bottom: 1px solid var(--line); padding-bottom: 16px; margin-bottom: 16px; }
  .proj-gallery__grid { grid-template-columns: 1fr; }
  .proj-gallery__grid--wide { grid-template-columns: 1fr; }
  .proj-related__card { flex: 0 0 240px; }
}