:root {
  --bg: #080808;
  --surface: #121212;
  --text: #f2f1ed;
  --white: #f2f1ed;
  --gray: #858580;
  --line: rgba(242, 241, 237, 0.15);
  --accent: #c8ff00;
  --cursor: #f2f1ed;

  --font-main: "Manrope", sans-serif;
  --font-mono: "DM Mono", monospace;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-main);
  overflow-x: hidden;
}

body.modal-open {
  overflow: hidden;
}

body[data-theme="light"] {
  --bg: #f7f5f2;
  --surface: #ffffff;
  --text: #111111;
  --white: #111111;
  --gray: #5b5b5b;
  --line: rgba(17, 17, 17, 0.12);
  --accent: #0f6dff;
  --cursor: #111111;
}

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

button {
  font: inherit;
  color: inherit;
}


/* ==============================
   CURSOR
============================== */

.cursor {
  position: fixed;
  width: 15px;
  height: 15px;

  background: var(--white);
  border-radius: 50%;

  pointer-events: none;
  z-index: 9999;

  transform: translate(-50%, -50%);

  transition:
    width 0.3s ease,
    height 0.3s ease,
    background 0.3s ease;
}

.cursor.active {
  width: 45px;
  height: 45px;

  background: var(--accent);
  mix-blend-mode: difference;
}


/* ==============================
   NAVIGATION
============================== */

.nav {
  position: fixed;

  top: 0;
  left: 0;

  width: 100%;
  height: 90px;

  padding: 0 4vw;

  display: flex;
  align-items: center;
  justify-content: space-between;

  z-index: 100;

  color: var(--text);
}

.theme-toggle {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  padding: 0.8rem 1.1rem;
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.25s ease, transform 0.25s ease;
}

.theme-toggle:hover {
  background: rgba(255, 255, 255, 0.13);
  transform: translateY(-1px);
}

.logo {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.05em;
}

.logo span {
  font-size: 9px;
  vertical-align: top;
  margin-left: 2px;
}

.nav-links {
  display: flex;
  gap: 40px;

  font-family: var(--font-mono);
  font-size: 10px;

  text-transform: uppercase;
}

.nav-links a {
  transition: opacity 0.3s ease;
}

.nav-links a:hover {
  opacity: 0.5;
}

.menu-toggle {
  display: none;

  border: 0;
  background: none;

  cursor: pointer;
}

.menu-toggle {
  color: var(--text);
}

.menu-toggle span {
  display: block;

  width: 24px;
  height: 1px;

  background: currentColor;

  margin: 5px 0;
}

.mobile-menu {
  display: none;
}

.mobile-menu::before {
  content: "";
  position: fixed;
  inset: 0;
  background: rgba(8, 8, 8, 0.92);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.35s ease;
  z-index: 89;
}

.mobile-menu.open::before {
  opacity: 1;
}


/* ==============================
   HERO
============================== */

.hero {
  min-height: 100vh;

  padding: 150px 4vw 50px;

  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.hero-meta {
  display: flex;
  justify-content: space-between;

  font-family: var(--font-mono);
  font-size: 10px;

  color: var(--gray);
  letter-spacing: 0.08em;
}

.hero-title {
  padding: 10vh 0;
}

.hero h1 {
  font-size: clamp(70px, 12.5vw, 190px);

  line-height: 0.82;
  letter-spacing: -0.075em;

  font-weight: 500;
}

.hero h1 em,
.studio h2 em,
.contact h2 em {
  font-family: Georgia, serif;
  font-weight: 400;
}

.hero-bottom {
  display: grid;

  grid-template-columns: 1fr 1fr;

  align-items: end;
}

.hero-bottom p {
  max-width: 430px;

  color: var(--gray);

  font-size: 14px;
  line-height: 1.7;
}

.scroll-link {
  justify-self: end;

  display: flex;
  align-items: center;

  gap: 35px;

  font-family: var(--font-mono);
  font-size: 10px;

  text-transform: uppercase;
}

.arrow {
  font-size: 18px;
}


/* ==============================
   WORK
============================== */

.work,
.studio,
.contact {
  padding: 150px 4vw;
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: end;

  padding-bottom: 45px;

  border-bottom: 1px solid var(--line);
}

.eyebrow {
  display: block;

  font-family: var(--font-mono);
  font-size: 10px;

  color: var(--gray);

  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.section-header h2 {
  margin-top: 15px;

  font-size: clamp(40px, 5vw, 75px);

  font-weight: 500;

  letter-spacing: -0.06em;
}


/* ==============================
   CATEGORY SELECTORS
============================== */

.category-bar {
  display: grid;

  grid-template-columns: repeat(4, 1fr);

  border-bottom: 1px solid var(--line);
}

.filter {
  position: relative;

  min-height: 120px;

  padding: 25px 20px 25px 0;

  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: flex-start;

  border: 0;
  border-right: 1px solid var(--line);

  background: transparent;

  color: var(--gray);

  font-family: var(--font-main);
  font-size: 15px;

  text-align: left;

  cursor: pointer;

  transition:
    color 0.35s ease,
    background 0.35s ease;
}

.filter:first-child {
  padding-left: 0;
}

.filter:last-child {
  border-right: 0;
}

.filter-number {
  font-family: var(--font-mono);
  font-size: 9px;
  color: #555;

  transition: color 0.35s ease;
}

.filter:hover,
.filter.active {
  color: var(--white);
}

.filter.active .filter-number {
  color: var(--accent);
}

.filter.active::after {
  content: "";

  position: absolute;

  bottom: -1px;
  left: 0;

  width: 100%;
  height: 2px;

  background: var(--accent);
}


/* ==============================
   PORTFOLIO
============================== */

.portfolio {
  padding-top: 60px;

  display: grid;

  grid-template-columns: repeat(2, 1fr);

  gap: 100px 25px;
}

.project {
  cursor: pointer;
}

.project-large {
  grid-column: span 2;
}

.project-image {
  width: 100%;
  height: 55vh;

  overflow: hidden;
  position: relative;
}

.project-large .project-image {
  height: 75vh;
}

.image-placeholder {
  width: 100%;
  height: 100%;

  display: flex;
  align-items: center;
  justify-content: center;

  font-family: var(--font-mono);
  font-size: 10px;

  transition:
    transform 0.9s cubic-bezier(.2,.7,.2,1);
}

.project:hover .image-placeholder {
  transform: scale(1.045);
}


/* ==============================
   PRODUCT VISUALIZATION
============================== */

.image-product-one {
  background: url("assets/product-one.svg") center/cover no-repeat;
}

.image-product-two {
  background: url("assets/product-two.svg") center/cover no-repeat;
}


/* ==============================
   ARCHITECTURAL VISUALIZATION
============================== */

.image-architecture-one {
  background: url("assets/architecture-one.svg") center/cover no-repeat;
}

.image-architecture-two {
  background: url("assets/architecture-two.svg") center/cover no-repeat;
}


/* ==============================
   VECTOR PORTRAITS
============================== */

.image-portrait-one {
  background: url("assets/portrait-one.svg") center/cover no-repeat;
}

.image-portrait-two {
  background: url("assets/portrait-two.svg") center/cover no-repeat;
}


/* ==============================
   PROJECT INFO
============================== */

.project-info {
  padding-top: 18px;

  display: flex;
  justify-content: space-between;

  font-family: var(--font-mono);
  font-size: 10px;
}

.project-info h3 {
  margin-bottom: 5px;

  font-family: var(--font-main);

  font-size: 16px;
  font-weight: 500;

  letter-spacing: -0.02em;
}

.project-info span {
  color: var(--gray);
}

.project-year {
  align-self: end;
}


/* ==============================
   STUDIO
============================== */

.studio {
  min-height: 100vh;

  display: grid;

  grid-template-columns: 1fr 3fr;

  gap: 50px;

  border-top: 1px solid var(--line);
}

.studio-number {
  font-family: var(--font-mono);
  font-size: 10px;

  color: var(--gray);
}

.studio-content {
  max-width: 1000px;
}

.studio-content h2 {
  margin-top: 30px;

  font-size: clamp(55px, 8vw, 125px);

  line-height: 0.9;
  letter-spacing: -0.07em;

  font-weight: 500;
}

.studio-description {
  max-width: 600px;

  margin-top: 100px;

  display: grid;

  grid-template-columns: 1fr 1fr;

  gap: 30px;
}

.studio-description p {
  color: var(--gray);

  font-size: 13px;
  line-height: 1.8;
}


/* ==============================
   CONTACT
============================== */

.contact {
  min-height: 100vh;

  border-top: 1px solid var(--line);

  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.contact-main {
  padding: 100px 0;
}

.contact h2 {
  font-size: clamp(60px, 10vw, 150px);

  line-height: 0.85;
  letter-spacing: -0.075em;

  font-weight: 500;
}

.email-link {
  display: inline-flex;

  align-items: center;

  gap: 25px;

  margin-top: 80px;

  padding-bottom: 10px;

  border-bottom: 1px solid var(--white);

  font-family: var(--font-mono);
  font-size: 13px;

  transition: gap 0.3s ease;
}

.email-link:hover {
  gap: 45px;
}

.contact-footer {
  padding-top: 25px;

  border-top: 1px solid var(--line);

  display: flex;
  justify-content: space-between;

  color: var(--gray);

  font-family: var(--font-mono);
  font-size: 9px;

  text-transform: uppercase;
}

.contact-footer div {
  display: flex;
  gap: 25px;
}


/* ==============================
   MODAL
============================== */

.modal {
  position: fixed;
  inset: 0;

  background: #080808;

  z-index: 500;

  opacity: 0;
  visibility: hidden;

  transition:
    opacity 0.4s ease,
    visibility 0.4s ease;

  overflow-y: auto;
}

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

.modal-close {
  position: fixed;

  top: 30px;
  right: 4vw;

  z-index: 10;

  border: 0;
  background: none;

  font-size: 35px;
  font-weight: 200;

  cursor: pointer;
}

.modal-content {
  max-width: 1100px;

  margin: auto;

  padding: 15vh 4vw;
}

.modal-number {
  font-family: var(--font-mono);
  font-size: 10px;

  color: var(--gray);
}

.modal-title {
  margin-top: 20px;

  font-size: clamp(60px, 10vw, 130px);

  letter-spacing: -0.07em;
  line-height: 0.9;

  font-weight: 500;
}

.modal-description {
  max-width: 500px;

  margin: 50px 0;

  color: var(--gray);

  font-size: 14px;
  line-height: 1.8;
}

.modal-image {
  width: 100%;
  height: 65vh;

  display: flex;
  align-items: center;
  justify-content: center;

  background:
    radial-gradient(
      circle at 50% 45%,
      #777,
      #292929 45%,
      #090909 80%
    );

  font-family: var(--font-mono);
  font-size: 10px;

  color: #aaa;
}


/* ==============================
   REVEAL
============================== */

.reveal {
  opacity: 0;

  transform: translateY(35px);

  transition:
    opacity 0.8s ease,
    transform 0.8s cubic-bezier(.2,.7,.2,1);
}

.reveal.visible {
  opacity: 1;

  transform: translateY(0);
}


/* ==============================
   MOBILE
============================== */

@media (max-width: 700px) {

  .nav {
    height: 75px;
    padding: 0 6vw;
  }

  .nav-links {
    display: none;
  }

  .menu-toggle {
    display: block;
  }

  .mobile-menu {
    position: fixed;
    inset: 0;

    z-index: 90;

    background: rgba(8, 8, 8, 0.96);

    display: flex;
    flex-direction: column;
    justify-content: center;

    padding: 10vw;

    transform: translateY(-100%);

    transition:
      transform 0.5s cubic-bezier(.7,0,.2,1);
  }

  .mobile-menu a {
    position: relative;
    z-index: 91;
    color: var(--text);
  }

  body[data-theme="light"] .mobile-menu {
    background: rgba(255, 255, 255, 0.96);
  }

  body[data-theme="light"] .mobile-menu::before {
    background: rgba(255, 255, 255, 0.92);
  }

  body[data-theme="light"] .mobile-menu a {
    color: var(--text);
  }

  .mobile-menu.open {
    transform: translateY(0);
  }

  .mobile-menu a {
    margin: 10px 0;

    font-size: 50px;

    letter-spacing: -0.06em;
  }


  .hero {
    padding: 120px 6vw 40px;
  }

  .hero-meta {
    font-size: 8px;
  }

  .hero-meta span:last-child {
    display: none;
  }

  .hero-title {
    padding: 15vh 0;
  }

  .hero h1 {
    font-size: 19vw;
  }

  .hero-bottom {
    display: block;
  }

  .hero-bottom p {
    font-size: 13px;
  }

  .scroll-link {
    margin-top: 40px;

    justify-self: auto;

    justify-content: space-between;
  }


  .work,
  .studio,
  .contact {
    padding: 100px 6vw;
  }


  .section-header {
    display: block;
  }

  .section-header h2 {
    font-size: 50px;
  }


  /* Mobile category selector */

  .category-bar {
    display: block;

    margin-top: 30px;
  }

  .filter,
  .filter:first-child {
    width: 100%;

    min-height: 70px;

    padding: 18px 0;

    border-right: 0;
    border-bottom: 1px solid var(--line);

    flex-direction: row;

    align-items: center;

    gap: 20px;
  }

  .filter:last-child {
    border-bottom: 0;
  }

  .filter.active::after {
    width: 3px;
    height: 100%;

    bottom: 0;
    left: 0;
  }


  .portfolio {
    display: block;

    padding-top: 45px;
  }

  .project {
    margin-bottom: 70px;
  }

  .project-large {
    grid-column: auto;
  }

  .project-image,
  .project-large .project-image {
    height: 60vh;
  }


  .studio {
    display: block;

    min-height: auto;
  }

  .studio-number {
    margin-bottom: 70px;
  }

  .studio-content h2 {
    font-size: 16vw;
  }

  .studio-description {
    display: block;

    margin-top: 70px;
  }

  .studio-description p + p {
    margin-top: 25px;
  }


  .contact h2 {
    font-size: 17vw;
  }

  .email-link {
    margin-top: 60px;

    font-size: 11px;
  }

  .contact-footer {
    display: grid;

    grid-template-columns: 1fr 1fr;

    gap: 20px;
  }

  .contact-footer span:last-child {
    grid-column: span 2;
  }


  .cursor {
    display: none;
  }

}