:root {
  --color-primary:      #1A1A2E;
  --color-accent:       #C8963E;
  --color-dark:         #111119;
  --color-steel:        #1C1E26;
  --color-light:        #F5F4F2;
  --color-white:        #FFFFFF;
  --color-muted:        #6B7280;
  --color-accent-dark:  #A87A2F;
  --color-line:         rgba(200, 150, 62, 0.28);
  --color-line-steel:   rgba(27, 30, 38, 0.14);

  --font-display: 'Oswald', sans-serif;
  --font-heading: 'Montserrat', sans-serif;
  --font-body:    'Inter', sans-serif;

  --fs-base:  1rem;
  --fs-sm:    0.875rem;
  --fs-lg:    1.125rem;
  --fs-xl:    1.5rem;
  --fs-2xl:   2rem;
  --fs-3xl:   2.5rem;

  --fw-regular:  400;
  --fw-medium:   500;
  --fw-semibold: 600;
  --fw-bold:     700;

  --space-xs:  0.25rem;
  --space-sm:  0.5rem;
  --space-md:  1rem;
  --space-lg:  1.5rem;
  --space-xl:  2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;

  --container-max:     1200px;
  --container-padding: var(--space-md);
  --navbar-height:     70px;

  --radius-sm: 2px;
  --radius-md: 4px;
  --radius-lg: 6px;

  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.2);

  --transition-fast: 200ms ease;
  --transition-base: 300ms ease;
}

/* Base */
body {
  font-family: var(--font-body);
  font-size: var(--fs-base);
  font-weight: var(--fw-regular);
  color: var(--color-primary);
  background-color: var(--color-white);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: var(--fw-bold);
  line-height: 1.2;
  color: var(--color-primary);
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-padding);
}

.section {
  padding-block: var(--space-3xl);
}

.section__title {
  font-size: var(--fs-2xl);
  text-align: center;
  margin-bottom: var(--space-md);
}

.section__title::after {
  content: '';
  display: block;
  width: 60px;
  height: 3px;
  background-color: var(--color-accent);
  margin: var(--space-sm) auto 0;
  border-radius: 2px;
}

.section__subtitle {
  font-size: var(--fs-lg);
  color: var(--color-muted);
  text-align: center;
  max-width: 600px;
  margin-inline: auto;
  margin-bottom: var(--space-2xl);
}

/* Section eyebrow — numbered, blueprint-spec feel */
.eyebrow {
  display: block;
  text-align: center;
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  font-weight: var(--fw-bold);
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-md);
}

.eyebrow::before {
  content: attr(data-num);
  margin-right: var(--space-sm);
  color: var(--color-primary);
  opacity: 0.4;
}

/* Dark structural band */
.band {
  background-color: var(--color-primary);
  color: var(--color-light);
}

.band .eyebrow::before {
  color: var(--color-white);
  opacity: 0.5;
}

/* Blueprint corner accent for photo panels */
.blueprint {
  position: relative;
}

.blueprint::after {
  content: '';
  position: absolute;
  inset: var(--space-sm);
  border: 1px solid var(--color-line);
  pointer-events: none;
  z-index: 1;
}

/* Navbar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--navbar-height);
  background-color: transparent;
  z-index: 1000;
  transition: background-color var(--transition-base),
              box-shadow var(--transition-base),
              border-color var(--transition-base);
}

.navbar--scrolled {
  background-color: rgba(17, 17, 25, 0.95);
  box-shadow: var(--shadow-md);
  border-bottom: 1px solid var(--color-line);
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.navbar__logo {
  font-family: var(--font-heading);
  font-size: var(--fs-xl);
  font-weight: var(--fw-bold);
  color: var(--color-white);
  letter-spacing: 1px;
}

.navbar__logo-mq {
  color: var(--color-accent);
}

.navbar__links {
  display: none;
  gap: var(--space-lg);
  align-items: center;
}

.navbar__links a {
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--color-light);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: var(--space-xs) 0;
  position: relative;
  transition: color var(--transition-fast);
}

.navbar__links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-accent);
  transition: width var(--transition-base);
}

.navbar__links a:hover,
.navbar__links a:focus-visible {
  color: var(--color-accent);
}

.navbar__links a:hover::after,
.navbar__links a:focus-visible::after {
  width: 100%;
}

.navbar__hamburger {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-xs);
  z-index: 1001;
}

.navbar__hamburger span {
  display: block;
  width: 25px;
  height: 2px;
  background-color: var(--color-white);
  transition: transform var(--transition-base),
              opacity var(--transition-fast);
  transform-origin: center;
}

.navbar__hamburger--active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.navbar__hamburger--active span:nth-child(2) {
  opacity: 0;
}

.navbar__hamburger--active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.navbar__mobile-menu {
  position: fixed;
  top: var(--navbar-height);
  left: 0;
  width: 100%;
  height: calc(100vh - var(--navbar-height));
  background-color: var(--color-dark);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-xl);
  transform: translateX(100%);
  transition: transform var(--transition-base);
  z-index: 999;
}

.navbar__mobile-menu--open {
  transform: translateX(0);
}

.navbar__mobile-menu a {
  font-family: var(--font-heading);
  font-size: var(--fs-xl);
  font-weight: var(--fw-semibold);
  color: var(--color-white);
  text-transform: uppercase;
  transition: color var(--transition-fast);
}

.navbar__mobile-menu a:hover {
  color: var(--color-accent);
}

/* Hero */
.hero {
  min-height: 100vh;
  min-height: -webkit-fill-available;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  text-align: left;
  padding: var(--space-3xl) var(--container-padding);
  padding-top: calc(var(--navbar-height) + var(--space-3xl));
  position: relative;
  overflow: hidden;
  background-color: var(--color-dark);
}

.hero__carousel {
  position: absolute !important;
  top: 0 !important;
  left: 0 !important;
  width: 100% !important;
  height: 100% !important;
  z-index: 1;
}

.hero__carousel .splide__track {
  height: 100% !important;
  overflow: hidden !important;
}

.hero__carousel .splide__list {
  height: 100% !important;
}

.hero__carousel .splide__slide {
  height: 100% !important;
  width: 100% !important;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  -webkit-transform: translateZ(0);
  transform: translateZ(0);
}

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

.hero__carousel .splide__pagination,
.hero__carousel .splide__arrows {
  display: none !important;
}

.hero__overlay {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  background: linear-gradient(90deg,
              rgba(17, 17, 25, 0.88) 0%,
              rgba(17, 17, 25, 0.6) 45%,
              rgba(17, 17, 25, 0.3) 100%);
  z-index: 2;
}

.hero__content {
  position: relative;
  z-index: 3;
  width: 100%;
  max-width: 860px;
  min-width: 0;
  margin: 0;
  padding-left: clamp(var(--space-md), 5vw, var(--space-3xl));
  border-left: 3px solid var(--color-accent);
}

.company__col .eyebrow,
.hero__eyebrow {
  text-align: left;
}

.hero__eyebrow {
  color: var(--color-accent);
}

.hero__eyebrow::before {
  color: var(--color-white);
  opacity: 0.6;
}

.hero__title {
  font-family: var(--font-display);
  font-size: 3.25rem;
  font-weight: var(--fw-bold);
  color: var(--color-white);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  line-height: 1;
  margin-bottom: var(--space-lg);
  overflow-wrap: break-word;
}

.hero__tagline {
  font-size: var(--fs-lg);
  color: var(--color-light);
  margin-bottom: var(--space-lg);
  font-weight: var(--fw-medium);
}

.hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  justify-content: flex-start;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 2rem;
  font-family: var(--font-heading);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  text-transform: uppercase;
  letter-spacing: 1px;
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-fast),
              color var(--transition-fast),
              transform var(--transition-fast),
              box-shadow var(--transition-fast);
  cursor: pointer;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn:active {
  transform: translateY(0);
}

.btn--primary {
  background-color: var(--color-accent);
  color: var(--color-dark);
}

.btn--primary:hover {
  background-color: var(--color-accent-dark);
}

.btn--outline {
  background-color: transparent;
  color: var(--color-white);
  border: 2px solid var(--color-accent);
}

.btn--outline:hover {
  background-color: var(--color-accent);
  color: var(--color-dark);
}

.btn--loading,
.btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

/* Company / Who We Are */
.company {
  background-color: var(--color-white);
}

.company__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
  align-items: center;
}

.company__title {
  text-align: left;
}

.company__title::after {
  margin-left: 0;
  margin-right: auto;
}

.company__text {
  max-width: none;
  margin-inline: 0;
  text-align: left;
}

.company__text p {
  font-size: var(--fs-base);
  color: var(--color-muted);
  margin-bottom: var(--space-md);
  line-height: 1.8;
}

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

.company__media {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 4 / 3;
}

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

.company__stats-band {
  margin-top: var(--space-3xl);
  padding-block: var(--space-2xl);
}

.company__stats {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  max-width: 900px;
  margin-inline: auto;
}

.stat {
  text-align: center;
  padding: var(--space-lg);
  background-color: transparent;
  border-radius: var(--radius-md);
}

.stat__number {
  font-family: var(--font-display);
  font-size: var(--fs-3xl);
  font-weight: var(--fw-bold);
  color: var(--color-accent);
  display: block;
  margin-bottom: var(--space-xs);
}

.stat__label {
  font-size: var(--fs-sm);
  color: var(--color-light);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Portfolio / Our Work */
.work {
  background-color: var(--color-light);
}

.filter {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  justify-content: center;
  margin-bottom: var(--space-2xl);
}

.filter__chip {
  font-family: var(--font-heading);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: var(--space-sm) var(--space-lg);
  border: 1px solid var(--color-line-steel);
  border-radius: var(--radius-sm);
  background-color: transparent;
  color: var(--color-primary);
  cursor: pointer;
  transition: background-color var(--transition-fast),
              color var(--transition-fast),
              border-color var(--transition-fast);
}

.filter__chip:hover {
  border-color: var(--color-accent);
}

.filter__chip--active {
  background-color: var(--color-accent);
  color: var(--color-dark);
  border-color: var(--color-accent);
}

.work__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
  list-style: none;
}

.work__item[hidden] {
  display: none;
}

.work__btn {
  display: block;
  position: relative;
  width: 100%;
  padding: 0;
  border: 0;
  cursor: pointer;
  overflow: hidden;
  border-radius: var(--radius-md);
  background-color: var(--color-steel);
}

.work__btn img {
  width: 100%;
  height: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
  transition: transform var(--transition-base);
}

.work__btn:hover img,
.work__btn:focus-visible img {
  transform: scale(1.05);
}

.work__btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(17, 17, 25, 0.45), transparent 45%);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.work__btn:hover::after,
.work__btn:focus-visible::after {
  opacity: 1;
}

.work__tag {
  position: absolute;
  left: var(--space-sm);
  bottom: var(--space-sm);
  z-index: 1;
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-white);
  background-color: rgba(17, 17, 25, 0.72);
  padding: 2px var(--space-sm);
  border-radius: var(--radius-sm);
}

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  background-color: rgba(17, 17, 25, 0.92);
}

.lightbox--open {
  display: flex;
}

.lightbox__img {
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
  border: 1px solid var(--color-line);
}

.lightbox__close,
.lightbox__nav {
  position: absolute;
  background: transparent;
  border: 0;
  color: var(--color-white);
  font-size: 2.5rem;
  line-height: 1;
  cursor: pointer;
  padding: var(--space-md);
  transition: color var(--transition-fast);
}

.lightbox__close {
  top: var(--space-sm);
  right: var(--space-md);
}

.lightbox__nav--prev {
  left: var(--space-xs);
}

.lightbox__nav--next {
  right: var(--space-xs);
}

.lightbox__close:hover,
.lightbox__nav:hover {
  color: var(--color-accent);
}

/* About */
.about {
  background-color: var(--color-white);
}

.about__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
  align-items: center;
  max-width: 1000px;
  margin-inline: auto;
}

.about__portrait {
  width: 100%;
  max-width: 350px;
  aspect-ratio: 3 / 4;
  background: var(--color-steel);
  border-radius: var(--radius-lg);
  margin-inline: auto;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

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

.about__bio h3 {
  font-size: var(--fs-xl);
  margin-bottom: var(--space-sm);
  color: var(--color-primary);
}

.about__bio .about__role {
  font-size: var(--fs-sm);
  color: var(--color-accent);
  font-weight: var(--fw-semibold);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--space-lg);
}

.about__bio p {
  font-size: var(--fs-base);
  color: var(--color-muted);
  line-height: 1.8;
  margin-bottom: var(--space-md);
}

/* Contact */
.contact {
  background-color: var(--color-primary);
  color: var(--color-white);
}

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

.contact .section__title::after {
  background-color: var(--color-accent);
}

.contact .section__subtitle {
  color: var(--color-muted);
}

.contact .eyebrow::before {
  color: var(--color-white);
  opacity: 0.55;
}

.contact__form {
  max-width: 700px;
  margin-inline: auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.form-group label {
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--color-light);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.875rem var(--space-md);
  background-color: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-sm);
  color: var(--color-white);
  font-size: var(--fs-base);
  transition: border-color var(--transition-fast),
              background-color var(--transition-fast);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--color-muted);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  background-color: rgba(255, 255, 255, 0.12);
}

.form-group textarea {
  min-height: 150px;
  resize: vertical;
}

.form__consent {
  font-size: var(--fs-sm);
  color: var(--color-muted);
  opacity: 0.8;
  grid-column: 1 / -1;
}

.form__consent a {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.contact__form .btn--primary {
  justify-self: start;
  padding-inline: var(--space-2xl);
}

/* Hide the form once submitted (class beats .contact__form's display: grid) */
.contact__form[hidden] {
  display: none;
}

.contact__success {
  max-width: 700px;
  margin-inline: auto;
  text-align: center;
  font-family: var(--font-heading);
  font-size: var(--fs-2xl);
  font-weight: var(--fw-bold);
  color: var(--color-accent);
  line-height: 1.4;
  padding-block: var(--space-2xl);
}

/* Footer */
.footer {
  background-color: var(--color-dark);
  color: var(--color-muted);
  padding-block: var(--space-2xl);
  border-top: 1px solid var(--color-line);
}

.footer__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-lg);
  text-align: center;
}

.footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md) var(--space-lg);
  justify-content: center;
}

.footer__links a {
  font-size: var(--fs-sm);
  color: var(--color-muted);
  transition: color var(--transition-fast);
}

.footer__links a:hover {
  color: var(--color-accent);
}

.footer__recaptcha {
  font-size: 0.75rem;
  color: var(--color-muted);
  opacity: 0.6;
}

.footer__recaptcha a {
  color: var(--color-muted);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.footer__recaptcha a:hover {
  color: var(--color-accent);
}

.footer__copyright {
  font-size: var(--fs-sm);
}

.grecaptcha-badge {
  visibility: hidden;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .work__btn img,
  .work__btn:hover img,
  .work__btn:focus-visible img {
    transition: none;
    transform: none;
  }
}

/* Responsive */
@media (min-width: 640px) {
  .work__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 768px) {
  :root {
    --container-padding: var(--space-xl);
  }

  .section__title {
    font-size: var(--fs-3xl);
  }

  .hero__title {
    font-size: 7rem;
  }

  .hero__tagline {
    font-size: var(--fs-xl);
  }

  .company__grid {
    grid-template-columns: 1.1fr 0.9fr;
  }

  .company__stats {
    grid-template-columns: repeat(3, 1fr);
  }

  .about__grid {
    grid-template-columns: 1fr 1.2fr;
  }

  .about__portrait {
    margin-inline: 0;
  }

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

  .contact__form .form-group--full {
    grid-column: 1 / -1;
  }

  .contact__form .btn--primary {
    grid-column: 1 / -1;
  }
}

@media (min-width: 1024px) {
  .navbar__links {
    display: flex;
  }

  .navbar__hamburger {
    display: none;
  }

  .navbar__mobile-menu {
    display: none;
  }

  .hero__title {
    font-size: 9rem;
  }

  .section {
    padding-block: var(--space-4xl);
  }

  .work__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1440px) {
  :root {
    --container-padding: var(--space-2xl);
  }

  .hero__title {
    font-size: 11rem;
  }
}

/* 3D gallery: scroll reveal + hover tilt (progressive enhancement via .js-reveal) */
.work__grid.js-reveal .work__item {
  opacity: 0;
  transform: perspective(900px) translateY(30px) rotateX(-7deg) scale(0.97);
  transform-origin: center bottom;
  transition: opacity 0.6s ease,
              transform 0.6s cubic-bezier(0.2, 0.7, 0.2, 1);
}

.work__grid.js-reveal .work__item.is-visible {
  opacity: 1;
  transform: none;
}

.work__grid.js-reveal .work__btn {
  transform: perspective(700px) rotateX(var(--ry, 0deg)) rotateY(var(--rx, 0deg));
  transition: transform 0.2s ease, box-shadow 0.25s ease;
}

.work__grid.js-reveal .work__btn:hover {
  box-shadow: var(--shadow-lg);
}

@media (prefers-reduced-motion: reduce) {
  .work__grid.js-reveal .work__item,
  .work__grid.js-reveal .work__item.is-visible {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .work__grid.js-reveal .work__btn {
    transform: none;
    transition: none;
  }
}

html {
  scroll-padding-top: var(--navbar-height);
}