/* ============================================
   FD - 3D Artist Portfolio
   Minimal Black & White Design
   ============================================ */

:root {
  --black: #000000;
  --white: #ffffff;
  --gray-100: #f5f5f5;
  --gray-400: #999999;
  --gray-600: #666666;
  --gray-800: #1a1a1a;
  --font-display: 'Michroma', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background: var(--black);
  color: var(--white);
  line-height: 1.5;
  overflow-x: hidden;
}

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

img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

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

/* ---- Navigation ---- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 2.5rem;
  mix-blend-mode: difference;
}

.nav__logo {
  display: flex;
  align-items: center;
}

.nav__logo-img {
  height: 32px;
  width: auto;
}

.nav__logo:hover .nav__logo-img {
  opacity: 0.7;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

.nav__link {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  position: relative;
  padding-bottom: 2px;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--white);
  transition: width 0.4s var(--ease-out);
}

.nav__link:hover::after {
  width: 100%;
}

.nav__btn {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.55rem 1.2rem;
  border: 1px solid var(--white);
  color: var(--white);
  transition: background 0.3s var(--ease-out), color 0.3s var(--ease-out);
}

.nav__btn:hover {
  background: var(--white);
  color: var(--black);
}

.nav__menu {
  display: none;
  flex-direction: column;
  gap: 6px;
  padding: 8px;
}

.nav__menu span {
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--white);
  transition: transform 0.3s var(--ease-out), opacity 0.3s;
}

.nav__menu.active span:first-child {
  transform: translateY(3.75px) rotate(45deg);
}

.nav__menu.active span:last-child {
  transform: translateY(-3.75px) rotate(-45deg);
}

/* ---- Menu Overlay ---- */
.menu-overlay {
  position: fixed;
  inset: 0;
  z-index: 99;
  background: var(--black);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.5s var(--ease-out);
}

.menu-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.menu-overlay__inner {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  text-align: center;
}

.menu-overlay__link {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 6rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.5s var(--ease-out), transform 0.5s var(--ease-out);
}

.menu-overlay.active .menu-overlay__link {
  opacity: 1;
  transform: translateY(0);
}

.menu-overlay.active .menu-overlay__link:nth-child(1) { transition-delay: 0.1s; }
.menu-overlay.active .menu-overlay__link:nth-child(2) { transition-delay: 0.2s; }
.menu-overlay.active .menu-overlay__link:nth-child(3) { transition-delay: 0.3s; }
.menu-overlay.active .menu-overlay__link:nth-child(4) { transition-delay: 0.4s; }
.menu-overlay.active .menu-overlay__link:nth-child(5) { transition-delay: 0.5s; }

.menu-overlay__link--btn {
  font-size: clamp(2rem, 5vw, 3.5rem) !important;
  margin-top: 1rem;
  border: 1px solid var(--white);
  display: inline-block;
  padding: 0.3em 0.6em;
}

.menu-overlay__link::before {
  content: attr(data-index);
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 300;
  vertical-align: super;
  margin-right: 0.5rem;
  opacity: 0.4;
}

/* ---- Hero ---- */
.hero {
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  padding: 2rem;
}

.hero__content {
  text-align: center;
}

.hero__title {
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: 0.02em;
}

.hero__line {
  display: block;
}

.hero__line--1 {
  font-size: clamp(3rem, 9vw, 8rem);
}

.hero__highlight {
  display: inline-block;
  background: var(--white);
  color: var(--black);
  padding: 0 0.12em;
  line-height: 1.1;
}

.hero__line--2 {
  font-size: clamp(2.5rem, 7vw, 6rem);
  font-weight: 500;
  color: var(--gray-400);
}

.hero__sub {
  margin-top: 2rem;
  font-size: clamp(0.9rem, 1.5vw, 1.1rem);
  font-weight: 300;
  color: var(--gray-400);
  letter-spacing: 0.02em;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.hero__scroll {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}

.hero__scroll-text {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--gray-400);
}

.hero__scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, var(--white), transparent);
  animation: scrollPulse 2s var(--ease-in-out) infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 1; transform: scaleY(1); }
  50% { opacity: 0.3; transform: scaleY(0.6); }
}

/* ---- Marquee ---- */
.marquee {
  padding: 2rem 0;
  border-top: 1px solid var(--gray-800);
  border-bottom: 1px solid var(--gray-800);
  overflow: hidden;
}

.marquee__track {
  display: flex;
  gap: 2rem;
  white-space: nowrap;
  animation: marquee 25s linear infinite;
  font-family: var(--font-display);
  font-size: clamp(0.85rem, 1.2vw, 1rem);
  font-weight: 400;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--gray-400);
}

.marquee__sep {
  opacity: 0.3;
}

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

/* ---- Section Headers ---- */
.section-header {
  display: flex;
  align-items: baseline;
  gap: 1.5rem;
  padding: 0 2.5rem;
  margin-bottom: 4rem;
}

.section-header__index {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 300;
  color: var(--gray-600);
  letter-spacing: 0.05em;
}

.section-header__title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  letter-spacing: -0.03em;
}

/* ---- Work Grid ---- */
.work {
  padding: 5rem 0 2rem;
}

.work__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--gray-800);
  margin: 0 2.5rem;
}

.work__item {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4/3;
  display: block;
}

.work__item--large {
  grid-column: span 2;
  aspect-ratio: 21/9;
}

.work__item-img {
  position: absolute;
  inset: 0;
  transition: transform 0.8s var(--ease-out);
}

.work__item:hover .work__item-img {
  transform: scale(1.05);
}

.work__item-img img {
  filter: grayscale(100%);
  transition: filter 0.6s var(--ease-out);
}

.work__item:hover .work__item-img img {
  filter: grayscale(0%);
}

/* ---- Clients Marquee ---- */
.clients-marquee {
  padding: 2rem 0;
  overflow: hidden;
}

.clients-marquee__track {
  display: flex;
  gap: 3rem;
  align-items: center;
  width: max-content;
}

.clients-marquee__logo {
  height: 80px;
  width: auto;
  flex-shrink: 0;
  opacity: 0.5;
  transition: opacity 0.3s var(--ease-out);
}

.clients-marquee__logo:hover {
  opacity: 1;
}

/* ---- About ---- */
.services {
  padding: 4rem 0 2rem;
}

.services__content {
  padding: 0 2.5rem;
}

.services__heading {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.3;
  margin-bottom: 3rem;
  text-align: center;
}

.services__list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0 3rem;
  margin-bottom: 3rem;
  margin-left: 2.5rem;
  margin-right: 2.5rem;
}

.services__item {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 2.5rem 0;
  align-items: flex-start;
}

.services__title {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 2vw, 1.6rem);
  font-weight: 700;
  letter-spacing: 0.02em;
  margin-bottom: 0.6rem;
}

.services__desc {
  font-size: 0.9rem;
  font-weight: 300;
  color: var(--gray-400);
  line-height: 1.6;
  max-width: 540px;
}

/* ---- About Section ---- */
.about-section {
  padding: 4rem 0 2rem;
}

.about-section__content {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 4rem;
  padding: 0 2.5rem;
  align-items: center;
}

.about-section__img {
  aspect-ratio: 3/4;
  overflow: hidden;
}

.about-section__img img {
  filter: grayscale(100%);
  transition: filter 0.6s var(--ease-out), transform 0.8s var(--ease-out);
}

.about-section__img:hover img {
  filter: grayscale(0%);
  transform: scale(1.05);
}

.about-section__text p {
  font-size: 1rem;
  font-weight: 300;
  color: var(--gray-400);
  line-height: 1.7;
  margin-bottom: 1.2rem;
}

.about-section__text p:last-child {
  margin-bottom: 0;
}

.about-section__text strong {
  color: var(--white);
  font-weight: 500;
}

.about-section__headline {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: 0.01em;
  line-height: 1.2;
  margin-bottom: 1.5rem;
}

/* ---- About Stats ---- */
.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--gray-800);
  margin-top: 2rem;
}

.about-stats__item {
  background: var(--black);
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.about-stats__head {
  min-height: 140px;
}

.about-stats__number {
  font-family: var(--font-display);
  font-size: clamp(3rem, 6vw, 5rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1;
  display: block;
}

.about-stats__label {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  font-weight: 500;
  letter-spacing: 0.01em;
  margin-top: 0.2rem;
  display: block;
}

.about-stats__desc {
  font-size: 0.85rem;
  font-weight: 300;
  color: var(--gray-400);
  line-height: 1.6;
}

/* ---- Booking ---- */
.booking {
  padding: 0 2.5rem;
}

.booking__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  padding: 3rem 0;
  border-top: 1px solid var(--gray-800);
  border-bottom: 1px solid var(--gray-800);
  text-align: center;
}

.booking__text {
  font-family: var(--font-display);
  font-size: clamp(1rem, 2vw, 1.3rem);
  font-weight: 500;
  letter-spacing: 0.01em;
}

.booking__desc {
  font-size: 0.9rem;
  color: var(--gray-400);
  max-width: 750px;
  text-align: center;
  line-height: 1.5;
}

.booking__btn {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 1rem 2rem;
  border: 1px solid var(--white);
  color: var(--white);
  white-space: nowrap;
  transition: background 0.3s var(--ease-out), color 0.3s var(--ease-out);
}

.booking__btn:hover {
  background: var(--white);
  color: var(--black);
}

@media (max-width: 768px) {
  .booking {
    padding: 0 1.5rem;
  }

  .booking__inner {
    flex-direction: column;
    text-align: center;
  }
}

/* ---- Contact ---- */
.contact {
  padding: 4rem 0 2rem;
}

.contact .section-header {
  margin-bottom: 1rem;
}

.contact__content {
  padding: 0 2.5rem;
}

.contact__text {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2.5vw, 1.8rem);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.4;
  max-width: 700px;
  margin-bottom: 3rem;
}

.contact__email {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 4.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  display: inline-block;
  position: relative;
  padding-bottom: 4px;
}

.contact__email::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--white);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.5s var(--ease-out);
}

.contact__email:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.contact__socials {
  display: flex;
  gap: 2rem;
  margin-top: 4rem;
}

.contact__social {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--gray-400);
  transition: color 0.3s var(--ease-out);
}

.contact__social:hover {
  color: var(--white);
}

/* ---- Footer ---- */
.footer {
  padding: 2rem 2.5rem;
  border-top: 1px solid var(--gray-800);
}

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

.footer__logo {
  height: 24px;
  width: auto;
  opacity: 0.4;
}

.footer__copy,
.footer__location {
  font-size: 0.75rem;
  color: var(--gray-600);
  letter-spacing: 0.04em;
}

.footer__socials {
  display: flex;
  gap: 1.5rem;
}

.footer__social {
  font-size: 0.75rem;
  color: var(--gray-600);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: color 0.3s;
}

.footer__social:hover {
  color: var(--white);
}

/* ---- Reveal Animations ---- */
[data-reveal] {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

[data-reveal].revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ---- Responsive ---- */
@media (max-width: 1024px) {
}

@media (max-width: 768px) {
  .nav__links {
    display: none;
  }

  .nav__menu {
    display: flex;
  }

  .nav {
    padding: 1.25rem 1.5rem;
  }

  .nav__logo-img {
    height: 26px;
  }

  .section-header {
    padding: 0 1.5rem;
    margin-bottom: 2.5rem;
  }

  .work__grid {
    margin: 0 1.5rem;
    grid-template-columns: 1fr;
  }

  .work__item--large {
    grid-column: span 1;
    aspect-ratio: 4/3;
  }

  .services__content {
    padding: 0 1.5rem;
    max-width: 100%;
  }

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

  .services__item {
    border-right: none !important;
  }

  .about-section__content {
    grid-template-columns: 1fr;
    gap: 2rem;
    padding: 0 1.5rem;
  }

  .clients-marquee__logo {
    height: 30px;
  }

  .about-section__img {
    aspect-ratio: 16/9;
    max-width: 240px;
  }

  .about-stats {
    grid-template-columns: 1fr;
    margin-top: 2rem;
  }

  .about-stats__item {
    padding: 2rem 1.5rem;
  }

  .contact__content {
    padding: 0 1.5rem;
  }

  .footer {
    padding: 1.5rem;
  }

  .footer__inner {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  .footer__logo {
    height: 20px;
  }

  .contact__socials {
    flex-wrap: wrap;
    gap: 1rem;
  }
}

@media (max-width: 480px) {
  .hero__line--1 {
    font-size: 2.4rem;
  }

  .hero__line--2 {
    font-size: 1.8rem;
  }

  .contact__email {
    font-size: 1.8rem;
  }
}

/* ---- Selection ---- */
::selection {
  background: var(--white);
  color: var(--black);
}

/* ---- Scrollbar ---- */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: var(--black);
}

::-webkit-scrollbar-thumb {
  background: var(--gray-800);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--gray-600);
}

/* ---- Contact Modal ---- */
.contact-modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 1000;
  align-items: center;
  justify-content: center;
}

.contact-modal.active {
  display: flex;
}

.contact-modal__overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.8);
}

.contact-modal__box {
  position: relative;
  background: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 2.5rem;
  width: 90%;
  max-width: 480px;
  z-index: 1;
}

.contact-modal__close {
  position: absolute;
  top: 1rem;
  right: 1.5rem;
  background: none;
  border: none;
  color: var(--gray-400);
  font-size: 2rem;
  cursor: pointer;
  line-height: 1;
}

.contact-modal__close:hover {
  color: var(--white);
}

.contact-modal__title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.contact-modal__form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contact-modal__input,
.contact-modal__textarea {
  background: var(--black);
  border: 1px solid var(--gray-800);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 0.95rem;
  padding: 0.85rem 1rem;
  outline: none;
  transition: border-color 0.3s;
}

.contact-modal__input:focus,
.contact-modal__textarea:focus {
  border-color: var(--gray-600);
}

.contact-modal__textarea {
  resize: vertical;
  min-height: 120px;
}

.contact-modal__btn {
  background: var(--white);
  color: var(--black);
  border: none;
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  padding: 0.9rem;
  cursor: pointer;
  transition: opacity 0.3s;
}

.contact-modal__btn:hover {
  opacity: 0.85;
}

.contact-modal__success {
  display: none;
  text-align: center;
  color: var(--gray-400);
  font-size: 0.9rem;
  margin-top: 0.5rem;
}

.contact-modal__success.active {
  display: block;
}