:root {
  --black: #000;
  --white: #fff;
}

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

body {
  font-family: 'Inter', sans-serif;
  background: var(--white);
  color: var(--black);
}

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

.hero {
  height: 750px;
  display: flex;
  align-items: flex-start;
  padding: 10px;
  width: 100vw;
  margin: 0;
  background: linear-gradient(
    45deg,
    #000000 0%,
    #111111 25%,
    #2a2a2a 50%,
    #111111 75%,
    #000000 100%
  );
  background-size: 200% 200%;
  animation: hero-background 6s ease infinite;
}

@keyframes hero-background {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.hero-text {
  max-width: 1440px;
  width: 100%;
  margin: 0 auto;
  padding: 0 80px;
  margin-top: 70px;
  color: #fff;
}

.hero-bottom-text {
  margin-top: 40px;
  margin-left: calc(((1440px - 160px - 120px) / 3) + 60px);
  max-width: calc(((1440px - 160px - 120px) / 3) * 2 + 60px);
  color: #ffffff;
  font-size: 32px;
  line-height: 1.25;
  font-weight: 400;
}

.scramble-text {
  font-family: "neue-haas-grotesk-text", Helvetica, Arial, sans-serif;
  font-weight: 400;
  font-size: 18px;
  opacity: 0;
  transition: opacity 0.6s ease-out;
}

.hero-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 60px;
  margin-top: 40px;
  max-width: 100%;
}

.hero-grid img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  display: block;
  transition:
    transform 0.9s cubic-bezier(0.22, 1, 0.36, 1),
    filter 0.9s cubic-bezier(0.22, 1, 0.36, 1);
  will-change: transform, filter;
}

.hero-grid img:hover {
  transform: translateY(-4px) scale(1.015);
  filter: brightness(1.06);
}

.hero-image {
  margin-top: 40px;
  width: 100%;
  max-width: calc((1440px - 160px - 120px) / 3);
}

.hero-image img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  display: block;
}

.hero h1 {
  font-size: 86px;
  font-family: "neue-haas-grotesk-text", Helvetica, Arial, sans-serif;
  font-weight: 700;
  font-style: normal;
  text-shadow:
    0 0 8px rgba(255,255,255,0.18),
    0 0 20px rgba(255,255,255,0.08);
  animation: glowPulse 4s ease-in-out infinite;
}

.hero p {
  font-family: "neue-haas-grotesk-text", Helvetica, Arial, sans-serif;
  font-weight: 400;
  font-size: 16.5px;
  color: #b3b3b2;
}

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

.portfolio {
  max-width: 1440px;
  margin: 30px auto;
  padding: 0 80px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 60px;
}

.intro-text {
  max-width: 1440px;
  margin: 0 auto;
  color: #888888;
  font-size: 25px;
  font-weight: 400;
  line-height: 1.5;
  margin-top: 20px;
  margin-bottom: -2px;
  text-align: left;
  font-family: "neue-haas-grotesk-text", Helvetica, Arial, sans-serif;
}

.portfolio .grid {
  margin-top: 20px;
}

.item {
  cursor: pointer;
}

/* THUMB */
.thumb {
  width: 100%;
  aspect-ratio: 1 / 1;
  background: #e5e5e5;
}

.item .thumb {
  width: 100%;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  position: relative;
}

.item .thumb img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Portfolio kvadrati crno-beli po defaultu */
.portfolio .item .thumb img {
  filter: grayscale(100%);
  transition: transform 0.9s cubic-bezier(0.22, 1, 0.36, 1),
              filter 0.9s cubic-bezier(0.22, 1, 0.36, 1);
  will-change: transform, filter;
}

/* Hover efekat */
.portfolio .item:hover .thumb img {
  transform: translateY(-4px) scale(1.015);
  filter: grayscale(0%) brightness(1.06);
}

/* HEADLINE */
.headline {
  margin-top: 12px;
  font-size: 16px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-family: "neue-haas-grotesk-text", Helvetica, Arial, sans-serif;
  font-weight: 400;
}

/* EXPANDED VIEW */
.expanded {
  grid-column: 1 / -1;
  margin-top: 40px;
  display: none;
}

.expanded.active {
  display: block;
}

/* CAROUSEL */
.carousel {
  max-width: 900px;
  margin-bottom: 24px;
}

.carousel img {
  width: 100%;
  display: none;
}

.carousel img.active {
  display: block;
}

.carousel-controls {
  display: flex;
  gap: 20px;
  margin-top: 12px;
}

.carousel-controls button {
  background: none;
  border: 1px solid var(--black);
  padding: 6px 12px;
  cursor: pointer;
}

/* TEXT */
.description {
  max-width: 900px;
  font-size: 16px;
  line-height: 1.6;
}

/* ==============================
   TEXT STRIP
   ============================== */

.text-strip {
  height: 16vh;
  display: flex;
  align-items: center;
  background: #000;
  color: #b3b3b2;
}

.text-strip-inner {
  max-width: 1440px;
  width: 100%;
  margin: 0 auto;
  padding: 0 80px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 60px;
}

.text-line {
  font-family: "neue-haas-grotesk-text", Helvetica, Arial, sans-serif;
  font-size: 18px;
  font-weight: 400;
}

.text-strip-inner .text-line {
  transition: transform 0.9s cubic-bezier(0.22, 1, 0.36, 1),
              color 0.9s cubic-bezier(0.22, 1, 0.36, 1);
  cursor: default;
}

.text-strip-inner .text-line:hover {
  transform: translateY(-4px) scale(1.015);
  color: #fff;
}

/* ==============================
   FULLSCREEN PROJECT (overlay)
   ============================== */

.behance-content {
  width: 1000px;
  margin: 0 auto;
  padding: 0;
}

.behance-content h1 {
  font-size: 48px;
  margin-top: 40px;
  margin-bottom: 10px;
  font-weight: 700;
  font-family: "neue-haas-grotesk-text", Helvetica, Arial, sans-serif;
}

.behance-images {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.behance-images img {
  width: 1000px;
  display: block;
  object-fit: cover;
  margin: 0;
  padding: 0;
  border: none;
}

.behance-images img:first-child {
  margin-top: 40px;
}

/* ==============================
   ABOUT / CTA SECTION
   ============================== */

.about {
  background: #000;
  color: #fff;
  padding: 120px 20px;
  margin-top: 60px;
}

.about-inner {
  max-width: 800px;
  margin: 0 auto;
  text-align: left;
}

.about-inner p {
  font-family: "neue-haas-grotesk-text", Helvetica, Arial, sans-serif;
  font-weight: 400;
  font-size: 22px;
  line-height: 1.5;
  margin-bottom: 32px;
}

.about-inner p strong {
  font-weight: 700;
}

.about-inner .about-ps {
  font-size: 16px;
  color: #b3b3b2;
  margin-top: 60px;
  margin-bottom: 0;
}

/* ==============================
   SOCIAL ICONS
   ============================== */

.social-icons {
  display: flex;
  justify-content: flex-start;
  gap: 28px;
  margin-top: 40px;
}

.social-icons a {
  color: #b3b3b2;
  display: block;
  width: 28px;
  height: 28px;
  transition: transform 0.9s cubic-bezier(0.22, 1, 0.36, 1),
              color 0.9s cubic-bezier(0.22, 1, 0.36, 1);
}

.social-icons a:hover {
  color: #fff;
  transform: translateY(-4px) scale(1.1);
}

.social-icons {
  display: flex;
  justify-content: center;
  gap: 28px;
  margin: 40px auto 0;   /* auto levo i desno = kutija na sredini */
  max-width: 800px;
}

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

/* Tablet */
@media (max-width: 1024px) {
  .hero-text,
  .portfolio,
  .text-strip-inner {
    padding-left: 40px;
    padding-right: 40px;
  }

  .hero-grid,
  .grid,
  .text-strip-inner {
    gap: 30px;
  }

  .hero h1 {
    font-size: 64px;
  }
}

/* Mobilni */
@media (max-width: 768px) {
  /* Hero */
  .hero {
    height: auto;
    padding: 10px 0 40px;
  }

  .hero-text {
    padding: 0 20px;
    margin-top: 40px;
  }

  .hero h1 {
    font-size: 44px;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .hero-bottom-text {
    margin-left: 0;
    max-width: 100%;
    font-size: 22px;
  }

  /* Text strip */
  .text-strip {
    height: auto;
    padding: 30px 0;
  }

  .text-strip-inner {
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 0 20px;
  }

  /* Portfolio */
  .portfolio {
    padding: 0 20px;
  }

  .intro-text {
    font-size: 20px;
  }

  .grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .headline {
    white-space: normal;
  }

  /* Na touch uređajima nema hovera, pa slike odmah u boji */
  .portfolio .item .thumb img {
    filter: none;
  }

  /* Fullscreen projekat */
  .behance-content {
    width: 100%;
    padding: 0 20px !important;
  }

  .behance-content h1 {
    font-size: 28px !important;
    margin-top: 60px;
  }

  .behance-images img {
    width: 100% !important;
  }

  /* X dugme uvek vidljivo */
  #close-overlay {
    position: fixed !important;
    top: 10px !important;
    right: 15px !important;
    background: #fff !important;
    z-index: 10000;
    width: 44px;
    height: 44px;
    border-radius: 50%;
  }

  /* About */
  .about {
    padding: 70px 20px;
  }

  .about-inner p {
    font-size: 18px;
  }

  .about-inner br {
    display: none;
  }

   /* Social */
   .social-icons {
    gap: 24px;
  }

  .social-icons a {
    width: 32px;
    height: 32px;
  }
}