/* ========================================
   OPPOSITE PROJECTS — Neo-Brutalist Landing
   ======================================== */

:root {
  --orange: #ff6b00;
  --teal: #1f7a87;
  --dark: #0a0a0a;
  --dark-card: #141414;
  --light: #f0ede6;
  --white: #fafaf7;
  --grey: #6b6b6b;
  --grey-light: #b0b0b0;
  --border: rgba(255, 255, 255, 0.08);
  --border-dark: rgba(0, 0, 0, 0.1);
  --font-display: "Bebas Neue", sans-serif;
  --font-heading: "Syne", sans-serif;
  --font-body: "DM Mono", monospace;
}

/* RESET */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  background: var(--dark);
  color: var(--white);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
}
img,
video {
  display: block;
  max-width: 100%;
}

/* UTILITY */
.accent {
  color: var(--orange);
}
.text-accent {
  color: var(--teal);
}
.text-dark {
  color: var(--dark);
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 clamp(1.5rem, 4vw, 3rem);
}

.container-narrow {
  max-width: 800px;
}

/* ---- LABEL TAG ---- */
.label-tag {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 0.5rem 1rem;
  border: 2px solid var(--dark);
  color: var(--dark);
  margin-bottom: 2rem;
}

.label-tag-dark {
  border-color: var(--orange);
  color: var(--orange);
}

.label-tag-inv {
  border-color: var(--dark);
  color: var(--dark);
  background: transparent;
}

/* ---- NAV ---- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1rem 0;
  background: transparent;
  transition:
    background 0.3s,
    border-color 0.3s,
    padding 0.3s;
  border-bottom: 2px solid transparent;
}

.nav-scrolled {
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom-color: var(--border);
  padding: 0.75rem 0;
}

.nav-hidden {
  background: transparent !important;
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
  border-bottom-color: transparent !important;
}

.nav-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 clamp(1.5rem, 4vw, 3rem);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  line-height: 1;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.nav-links a {
  position: relative;
  transition: color 0.2s;
}

.nav-links a:not(.btn):hover {
  color: var(--orange);
}

.nav-links a:not(.btn)::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0;
  height: 2px;
  background: var(--orange);
  transition: width 0.3s;
}

.nav-links a:not(.btn):hover::after {
  width: 100%;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 28px;
  height: 2px;
  background: var(--white);
  transition:
    transform 0.3s,
    opacity 0.3s;
}

.nav-toggle.active span:first-child {
  transform: translateY(4px) rotate(45deg);
}

.nav-toggle.active span:last-child {
  transform: translateY(-4px) rotate(-45deg);
}

/* ---- BUTTONS ---- */
.btn {
  display: inline-block;
  padding: 1rem 2.5rem;
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  border: 2px solid currentColor;
  cursor: pointer;
  transition: all 0.25s;
  background: transparent;
  color: inherit;
  text-decoration: none;
}

.btn:hover {
  background: var(--orange);
  color: var(--dark);
  border-color: var(--orange);
  transform: translateY(-2px);
}

.btn-nav {
  padding: 0.6rem 1.5rem;
  border-color: var(--orange);
  color: var(--orange);
}

.btn-dark {
  background: var(--dark);
  color: var(--white);
  border-color: var(--dark);
}

.btn-dark:hover {
  background: var(--orange);
  color: var(--dark);
  border-color: var(--orange);
}

.btn-submit {
  background: var(--dark);
  color: var(--white);
  border: 2px solid var(--dark);
  flex-shrink: 0;
}

.btn-submit:hover {
  background: var(--teal);
  color: var(--white);
  border-color: var(--teal);
}

/* ---- HERO ---- */
.hero {
  position: relative;
  width: 100%;
  height: 300vh;
}

.hero-video-wrap {
  position: sticky;
  top: 0;
  width: 100%;
  height: 100vh;
  overflow: hidden;
  z-index: 1;
}

.hero-video-wrap canvas {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  padding: clamp(2rem, 5vw, 4rem);
  pointer-events: none;
  z-index: 10;
}

.hero-content {
  max-width: 900px;
}

.hero-tag {
  font-family: var(--font-body);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--dark);
  margin-bottom: 1.5rem;
  padding: 0.4rem 0.8rem;
  border: 1px solid var(--dark);
  background: var(--orange);
  display: inline-block;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(5rem, 15vw, 14rem);
  font-weight: 400;
  line-height: 0.9;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--dark);
}

.hero-title-stroke {
  -webkit-text-stroke: 2px var(--dark);
  color: var(--orange);
}

.hero-sub {
  margin-top: 1.5rem;
  font-family: var(--font-body);
  font-size: clamp(0.8rem, 1.5vw, 1rem);
  font-weight: 400;
  color: rgba(10, 10, 10, 0.5);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  background: var(--teal);
}

.scroll-hint {
  position: absolute;
  right: clamp(2rem, 5vw, 4rem);
  bottom: clamp(2rem, 5vw, 4rem);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.65rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--dark);
  writing-mode: vertical-rl;
  opacity: 0.5;
}

.scroll-line {
  width: 1px;
  height: 48px;
  background: var(--dark);
  animation: lineGrow 2s ease-in-out infinite;
  transform-origin: top;
}

@keyframes lineGrow {
  0%,
  100% {
    scaley: 0.4;
    opacity: 0.3;
  }
  50% {
    scaley: 1;
    opacity: 1;
  }
}

/* ---- MARQUEE ---- */
.marquee-strip {
  overflow: hidden;
  background: var(--orange);
  color: var(--dark);
  padding: 1rem 0;
  border-top: 3px solid var(--dark);
  border-bottom: 3px solid var(--dark);
}

.marquee-track {
  display: flex;
  animation: marqueeScroll 20s linear infinite;
  white-space: nowrap;
}

.marquee-track span {
  font-family: var(--font-display);
  font-size: 1.4rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding-right: 1rem;
  flex-shrink: 0;
}

@keyframes marqueeScroll {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

/* ---- BLOCKS ---- */
.block {
  padding: clamp(5rem, 10vw, 10rem) 0;
}

.block-light {
  background: var(--light);
  color: var(--dark);
}

.block-dark {
  background: var(--dark);
  color: var(--white);
}

.block-accent {
  background: var(--orange);
  color: var(--dark);
}

/* ---- SPLIT LAYOUT ---- */
.split {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 4rem;
  align-items: start;
}

.split-label {
  position: sticky;
  top: 8rem;
}

/* ---- HEADINGS ---- */
.heading-xl {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 8vw, 7rem);
  font-weight: 400;
  line-height: 0.95;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  margin-bottom: 2rem;
}

.heading-lg {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 5rem);
  font-weight: 400;
  line-height: 0.95;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.heading-dark {
  color: var(--dark);
}

.body-text {
  font-size: clamp(0.9rem, 1.2vw, 1.05rem);
  line-height: 1.8;
  max-width: 560px;
  color: var(--grey);
}

.body-text-dark {
  color: rgba(0, 0, 0, 0.6);
}

/* ---- SECTION HEADER ---- */
.section-header {
  margin-bottom: 4rem;
}

/* ---- PROJECT GRID ---- */
.project-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  border: 2px solid var(--border);
}

.project-card {
  padding: clamp(2rem, 4vw, 3.5rem);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  transition:
    background 0.3s,
    transform 0.3s;
  position: relative;
  overflow: hidden;
  /* Scroll reveal */
  opacity: 0;
  transform: translateY(30px);
  transition:
    opacity 0.6s ease,
    transform 0.6s ease,
    background 0.3s;
}

.project-card.in-view {
  opacity: 1;
  transform: translateY(0);
}

.project-card:nth-child(2).in-view {
  transition-delay: 0.1s;
}
.project-card:nth-child(3).in-view {
  transition-delay: 0.2s;
}
.project-card:nth-child(4).in-view {
  transition-delay: 0.3s;
}

.project-card:hover {
  background: var(--dark-card);
}

.project-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 3px;
  background: var(--orange);
  transition: width 0.4s;
}

.project-card:hover::before {
  width: 100%;
}

.card-featured {
  background: var(--dark-card);
  border-color: var(--orange);
}

.card-idx {
  font-family: var(--font-display);
  font-size: clamp(3rem, 5vw, 4.5rem);
  line-height: 1;
  color: var(--orange);
  opacity: 0.3;
}

.card-body {
  flex: 1;
}

.card-title {
  font-family: var(--font-heading);
  font-size: clamp(1.2rem, 2vw, 1.6rem);
  font-weight: 800;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
  letter-spacing: -0.01em;
}

.card-text {
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--grey);
}

.card-arrow {
  font-size: 1.5rem;
  color: var(--orange);
  opacity: 0;
  transform: translateX(-8px);
  transition:
    opacity 0.3s,
    transform 0.3s;
}

.project-card:hover .card-arrow {
  opacity: 1;
  transform: translateX(0);
}

/* ---- BANNER ---- */
.banner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.banner-content {
  opacity: 0;
  transform: translateX(-30px);
  transition:
    opacity 0.7s ease,
    transform 0.7s ease;
}

.banner-content.in-view {
  opacity: 1;
  transform: translateX(0);
}

.banner-graphic {
  position: relative;
  height: 320px;
  opacity: 0;
  transform: translateX(30px);
  transition:
    opacity 0.7s ease 0.2s,
    transform 0.7s ease 0.2s;
}

.banner-graphic.in-view {
  opacity: 1;
  transform: translateX(0);
}

.graphic-block {
  position: absolute;
  border: 3px solid var(--dark);
}

.graphic-block-1 {
  width: 180px;
  height: 180px;
  background: var(--teal);
  top: 0;
  right: 0;
  animation: blockFloat1 6s ease-in-out infinite;
}

.graphic-block-2 {
  width: 120px;
  height: 120px;
  background: var(--dark);
  top: 60px;
  right: 120px;
  animation: blockFloat2 5s ease-in-out infinite;
}

.graphic-block-3 {
  width: 80px;
  height: 80px;
  background: var(--white);
  bottom: 20px;
  right: 40px;
  animation: blockFloat3 7s ease-in-out infinite;
}

@keyframes blockFloat1 {
  0%,
  100% {
    transform: translate(0, 0) rotate(0deg);
  }
  50% {
    transform: translate(-10px, 15px) rotate(3deg);
  }
}

@keyframes blockFloat2 {
  0%,
  100% {
    transform: translate(0, 0) rotate(0deg);
  }
  50% {
    transform: translate(12px, -10px) rotate(-4deg);
  }
}

@keyframes blockFloat3 {
  0%,
  100% {
    transform: translate(0, 0) rotate(0deg);
  }
  50% {
    transform: translate(-8px, -12px) rotate(5deg);
  }
}

/* ---- STATS ---- */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border: 2px solid var(--border);
}

.stat {
  padding: clamp(2rem, 4vw, 3.5rem);
  border: 1px solid var(--border);
  text-align: left;
  position: relative;
  /* Scroll reveal */
  opacity: 0;
  transform: translateY(20px);
  transition:
    opacity 0.6s ease,
    transform 0.6s ease;
}

.stat.in-view {
  opacity: 1;
  transform: translateY(0);
}

.stat:nth-child(2).in-view {
  transition-delay: 0.1s;
}
.stat:nth-child(3).in-view {
  transition-delay: 0.2s;
}
.stat:nth-child(4).in-view {
  transition-delay: 0.3s;
}

.stat-number {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 7vw, 5.5rem);
  font-weight: 400;
  line-height: 1;
  color: var(--orange);
}

.stat-label {
  margin-top: 0.75rem;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--grey);
}

.stat-bar {
  margin-top: 1.5rem;
  height: 3px;
  background: var(--border);
  position: relative;
  overflow: hidden;
}

.stat-bar::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 0;
  background: var(--orange);
  transition: width 1s ease;
}

.stat.in-view .stat-bar::after {
  width: 100%;
}
.stat:nth-child(2).in-view .stat-bar::after {
  transition-delay: 0.15s;
}
.stat:nth-child(3).in-view .stat-bar::after {
  transition-delay: 0.3s;
}
.stat:nth-child(4).in-view .stat-bar::after {
  transition-delay: 0.45s;
}

/* ---- CONTACT FORM ---- */
.contact-form {
  margin-top: 2.5rem;
  display: flex;
  gap: 0;
  border: 3px solid var(--dark);
}

.input {
  flex: 1;
  padding: 1.2rem 1.5rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
  border: none;
  background: var(--white);
  color: var(--dark);
  outline: none;
}

.input::placeholder {
  color: var(--grey-light);
}

.input:focus {
  background: var(--white);
  outline: 3px solid var(--teal) inset;
}

/* ---- FOOTER ---- */
.footer {
  padding: 3rem 0;
  border-top: 3px solid var(--border);
  background: var(--dark);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-logo {
  font-size: 1.6rem;
}

.footer-links {
  display: flex;
  gap: 2rem;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.footer-links a {
  color: var(--grey);
  transition: color 0.2s;
}

.footer-links a:hover {
  color: var(--orange);
}

.footer-copy {
  font-size: 0.75rem;
  color: var(--grey);
}

/* ---- RESPONSIVE ---- */
@media (max-width: 900px) {
  .split {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .split-label {
    position: static;
  }

  .banner {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .banner-graphic {
    height: 200px;
  }

  .project-grid {
    grid-template-columns: 1fr;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .nav-links {
    position: fixed;
    top: 0;
    right: 0;
    width: 280px;
    height: 100vh;
    background: var(--dark);
    border-left: 3px solid var(--orange);
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    padding: 2rem;
    gap: 2rem;
    font-size: 1rem;
    transform: translateX(100%);
    transition: transform 0.3s;
    z-index: 200;
  }

  .nav-links.open {
    transform: translateX(0);
  }

  .nav-toggle {
    display: flex;
    z-index: 201;
  }

  .contact-form {
    flex-direction: column;
    border: none;
  }

  .contact-form .input {
    border: 3px solid var(--dark);
  }

  .contact-form .btn {
    width: 100%;
    text-align: center;
  }

  .stats-grid {
    grid-template-columns: 1fr 1fr;
  }

  .footer-inner {
    flex-direction: column;
    gap: 1.5rem;
    text-align: center;
  }

  .footer-links {
    gap: 1.5rem;
  }

  .hero-overlay {
    padding: clamp(1.5rem, 4vw, 3rem);
  }

  .hero-title {
    font-size: clamp(3.5rem, 14vw, 8rem);
  }

  .banner-graphic {
    display: none;
  }
}

/* ---- SELECTION ---- */
::selection {
  background: var(--orange);
  color: var(--dark);
}

/* ---- SCROLLBAR ---- */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--dark);
}
::-webkit-scrollbar-thumb {
  background: var(--orange);
}