/* ============================================
   WD ARTWORKS — Wilhelm Drechsler
   Main Stylesheet
   ============================================ */

:root {
  --color-bg: #0e0d0b;
  --color-surface: #161410;
  --color-text: #e8e2d9;
  --color-text-muted: #8a8278;
  --color-accent: #c8a96e;
  --color-accent-light: #e4c99a;
  --color-stone: #7a6f63;
  --color-glow: #f5d68a;
  --font-serif: 'Cormorant Garamond', 'Georgia', serif;
  --font-sans: 'Inter', 'Helvetica Neue', sans-serif;
  --nav-height: 80px;
  --transition: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
}

img {
  display: block;
  max-width: 100%;
}

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

/* ============================================
   TYPOGRAPHY
   ============================================ */

h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 300;
  letter-spacing: 0.02em;
  line-height: 1.15;
}

h1 { font-size: clamp(3rem, 8vw, 7rem); }
h2 { font-size: clamp(2rem, 4vw, 3.5rem); }
h3 { font-size: clamp(1.4rem, 2.5vw, 2rem); }

.label {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

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

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(1.5rem, 5vw, 4rem);
  transition: background var(--transition), backdrop-filter var(--transition);
}

.nav.scrolled {
  background: rgba(14, 13, 11, 0.92);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(200, 169, 110, 0.1);
}

.nav__logo img {
  height: 40px;
  width: auto;
  filter: brightness(0) invert(1);
  transition: opacity var(--transition);
}

.nav__logo img:hover {
  opacity: 0.7;
}

.nav__links {
  display: flex;
  gap: 3rem;
  list-style: none;
}

.nav__links a {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-text);
  opacity: 0.8;
  transition: opacity var(--transition);
  position: relative;
}

.nav__links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-accent);
  transition: width var(--transition);
}

.nav__links a:hover {
  opacity: 1;
}

.nav__links a:hover::after,
.nav__links a.active::after {
  width: 100%;
}

.nav__links a.active {
  opacity: 1;
  color: var(--color-accent);
}

/* Mobile nav toggle */
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}

.nav__toggle span {
  display: block;
  width: 24px;
  height: 1px;
  background: var(--color-text);
  transition: var(--transition);
}

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

.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  overflow: hidden;
  cursor: pointer;
}

.hero__bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transform: scale(1.05);
  transition: transform 8s ease-out, opacity 1s ease;
}

.hero__bg.fade-out {
  opacity: 0;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(14,13,11,0.2) 0%,
    rgba(14,13,11,0.1) 40%,
    rgba(14,13,11,0.7) 80%,
    rgba(14,13,11,0.95) 100%
  );
}

.hero__content {
  position: absolute;
  bottom: clamp(3rem, 8vh, 6rem);
  left: clamp(1.5rem, 5vw, 4rem);
  right: clamp(1.5rem, 5vw, 4rem);
  max-width: 700px;
}

.hero__category {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 1rem;
}

.hero__title {
  color: #fff;
  margin-bottom: 1.2rem;
  text-shadow: 0 2px 40px rgba(0,0,0,0.5);
}

.hero__desc {
  font-size: 1rem;
  color: rgba(232, 226, 217, 0.75);
  max-width: 480px;
  margin-bottom: 2rem;
}

.hero__cta {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-accent);
  border: 1px solid rgba(200, 169, 110, 0.4);
  padding: 0.9rem 2rem;
  transition: var(--transition);
}

.hero__cta:hover {
  background: rgba(200, 169, 110, 0.1);
  border-color: var(--color-accent);
  gap: 1.25rem;
}

.hero__cta svg {
  width: 16px;
  height: 16px;
  transition: transform var(--transition);
}

.hero__scroll {
  position: absolute;
  bottom: 2.5rem;
  right: clamp(1.5rem, 5vw, 4rem);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.hero__scroll span {
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  writing-mode: vertical-rl;
}

.hero__scroll-line {
  width: 1px;
  height: 60px;
  background: linear-gradient(to bottom, var(--color-accent), transparent);
  animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {
  0%, 100% { opacity: 0.3; transform: scaleY(0.5); transform-origin: top; }
  50% { opacity: 1; transform: scaleY(1); }
}

/* ============================================
   VIDEO OVERLAY
   ============================================ */

.video-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.85);
  backdrop-filter: blur(8px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.5s ease;
}

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

.video-overlay__inner {
  position: relative;
  width: 90%;
  max-width: 400px;
  background: var(--color-surface);
}

.video-overlay__close {
  position: absolute;
  top: -48px;
  right: 0;
  background: none;
  border: none;
  color: var(--color-text);
  cursor: pointer;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  opacity: 0.7;
  transition: opacity var(--transition);
}

.video-overlay__close:hover { opacity: 1; }

.video-overlay__close svg {
  width: 18px;
  height: 18px;
}

.video-overlay__inner iframe {
  display: block;
  width: 100%;
}

/* Video trigger button */
.video-trigger {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 50;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: rgba(14,13,11,0.9);
  border: 1px solid rgba(200,169,110,0.3);
  color: var(--color-text);
  padding: 0.75rem 1.25rem;
  cursor: pointer;
  font-size: 0.68rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  transition: var(--transition);
  backdrop-filter: blur(10px);
}

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

.video-trigger__play {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1px solid var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
}

.video-trigger__play svg {
  width: 10px;
  height: 10px;
  fill: var(--color-accent);
  margin-left: 2px;
}

/* ============================================
   SECTION LAYOUTS
   ============================================ */

section {
  padding: clamp(4rem, 10vh, 8rem) clamp(1.5rem, 5vw, 4rem);
}

.section__header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 3rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid rgba(200, 169, 110, 0.15);
  flex-wrap: wrap;
  gap: 1rem;
}

.section__header h2 {
  color: var(--color-text);
}

.section__link {
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-accent);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: gap var(--transition);
}

.section__link:hover { gap: 0.9rem; }

/* ============================================
   PROJECT GRID
   ============================================ */

.projects-section {
  background: var(--color-bg);
}

.category-block {
  margin-bottom: 6rem;
}

.category-block:last-child {
  margin-bottom: 0;
}

.category-label {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.category-label h3 {
  color: var(--color-text);
  font-size: 1.8rem;
}

.category-label::after {
  content: '';
  flex: 1;
  height: 1px;
  background: rgba(200,169,110,0.12);
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.5rem;
}

.project-grid.featured {
  grid-template-columns: repeat(12, 1fr);
  gap: 1.5rem;
}

.project-grid.featured .project-card:first-child {
  grid-column: span 7;
}

.project-grid.featured .project-card:nth-child(2) {
  grid-column: span 5;
}

.project-grid.featured .project-card:nth-child(3),
.project-grid.featured .project-card:nth-child(4) {
  grid-column: span 6;
}

/* ============================================
   PROJECT CARD
   ============================================ */

.project-card {
  position: relative;
  overflow: hidden;
  cursor: pointer;
  background: var(--color-surface);
}

.project-card__img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  transition: transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.project-card.tall .project-card__img {
  aspect-ratio: 3/4;
}

.project-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(14,13,11,0.9) 0%,
    rgba(14,13,11,0.2) 50%,
    transparent 100%
  );
  opacity: 0;
  transition: opacity var(--transition);
}

.project-card__info {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 1.5rem;
  transform: translateY(10px);
  opacity: 0;
  transition: transform var(--transition), opacity var(--transition);
}

.project-card__category {
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.4rem;
}

.project-card__title {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-weight: 300;
  color: #fff;
}

.project-card:hover .project-card__img {
  transform: scale(1.06);
}

.project-card:hover .project-card__overlay {
  opacity: 1;
}

.project-card:hover .project-card__info {
  transform: translateY(0);
  opacity: 1;
}

/* Glowing card special effect */
.project-card.glowing {
  box-shadow: 0 0 0 1px rgba(245, 214, 138, 0.1);
}

.project-card.glowing:hover {
  box-shadow: 0 0 40px rgba(245, 214, 138, 0.15), 0 0 80px rgba(245, 214, 138, 0.05);
}

.project-card.glowing .project-card__img {
  filter: brightness(0.9);
}

.project-card.glowing:hover .project-card__img {
  filter: brightness(1.1);
}

/* ============================================
   LIGHTBOX
   ============================================ */

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 300;
  background: rgba(0,0,0,0.96);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
}

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

.lightbox__inner {
  position: relative;
  max-width: 90vw;
  max-height: 90vh;
  display: flex;
  gap: 3rem;
  align-items: center;
}

.lightbox__img-wrap {
  position: relative;
  flex: 1;
}

.lightbox__img {
  max-width: 70vw;
  max-height: 85vh;
  object-fit: contain;
}

.lightbox__info {
  width: 240px;
  flex-shrink: 0;
}

.lightbox__counter {
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: var(--color-text-muted);
  margin-bottom: 1rem;
}

.lightbox__title {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 300;
  color: #fff;
  margin-bottom: 0.75rem;
}

.lightbox__category {
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 1.5rem;
}

.lightbox__desc {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

.lightbox__close {
  position: fixed;
  top: 2rem;
  right: 2rem;
  background: none;
  border: none;
  color: var(--color-text);
  cursor: pointer;
  opacity: 0.6;
  transition: opacity var(--transition);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.lightbox__close:hover { opacity: 1; }

.lightbox__nav {
  position: fixed;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: 1px solid rgba(200,169,110,0.2);
  color: var(--color-text);
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}

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

.lightbox__nav--prev { left: 2rem; }
.lightbox__nav--next { right: 2rem; }

/* ============================================
   ABOUT PAGE
   ============================================ */

.about-hero {
  min-height: 60vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  padding: 0;
  margin-top: var(--nav-height);
}

.about-hero__image {
  position: relative;
  overflow: hidden;
}

.about-hero__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 500px;
}

.about-hero__content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(3rem, 8vw, 6rem);
  background: var(--color-surface);
}

.about-hero__content .label {
  margin-bottom: 1.5rem;
}

.about-hero__content h1 {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  margin-bottom: 2rem;
  color: var(--color-text);
}

.about-hero__content h1 em {
  font-style: italic;
  color: var(--color-accent);
}

.about-story {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: clamp(3rem, 6vw, 6rem);
  max-width: 1100px;
}

.about-story__aside {
  position: sticky;
  top: calc(var(--nav-height) + 2rem);
  height: fit-content;
}

.about-story__quote {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 300;
  font-style: italic;
  color: var(--color-accent-light);
  line-height: 1.4;
  border-left: 1px solid var(--color-accent);
  padding-left: 1.5rem;
  margin-bottom: 3rem;
}

.about-story__images {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

.about-story__images img {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
}

.about-story__text p {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  line-height: 1.85;
  margin-bottom: 1.5rem;
}

.about-story__text p:first-child {
  font-size: 1.2rem;
  color: var(--color-text);
}

.about-timeline {
  margin-top: 4rem;
  padding-top: 3rem;
  border-top: 1px solid rgba(200,169,110,0.15);
}

.timeline-item {
  display: flex;
  gap: 2rem;
  margin-bottom: 2rem;
  align-items: baseline;
}

.timeline-item__year {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  color: var(--color-accent);
  min-width: 60px;
  font-style: italic;
}

.timeline-item__text {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

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

.contact-wrap {
  min-height: calc(100vh - var(--nav-height));
  display: grid;
  grid-template-columns: 1fr 1fr;
  margin-top: var(--nav-height);
}

.contact-info {
  padding: clamp(3rem, 8vw, 6rem);
  background: var(--color-surface);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.contact-info .label {
  margin-bottom: 2rem;
}

.contact-info h1 {
  margin-bottom: 2rem;
  color: var(--color-text);
}

.contact-info__text {
  font-size: 1rem;
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-bottom: 3rem;
  max-width: 400px;
}

.contact-detail {
  margin-bottom: 1.25rem;
}

.contact-detail__label {
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 0.25rem;
}

.contact-detail__value {
  font-size: 1rem;
  color: var(--color-text);
}

.contact-detail__value a {
  color: var(--color-accent);
  transition: opacity var(--transition);
}

.contact-detail__value a:hover { opacity: 0.7; }

.contact-form {
  padding: clamp(3rem, 8vw, 6rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.form-group {
  margin-bottom: 1.75rem;
}

.form-group label {
  display: block;
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 0.6rem;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(200,169,110,0.15);
  color: var(--color-text);
  padding: 0.9rem 1.1rem;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  outline: none;
  transition: border-color var(--transition);
  -webkit-appearance: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--color-accent);
}

.form-group textarea {
  resize: vertical;
  min-height: 140px;
}

.form-submit {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--color-accent);
  color: var(--color-bg);
  border: none;
  padding: 1rem 2.5rem;
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  cursor: pointer;
  transition: var(--transition);
}

.form-submit:hover {
  background: var(--color-accent-light);
  gap: 1.1rem;
}

/* ============================================
   FOOTER
   ============================================ */

.footer {
  padding: 3rem clamp(1.5rem, 5vw, 4rem);
  border-top: 1px solid rgba(200,169,110,0.1);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer__left {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.footer__logo img {
  height: 28px;
  filter: brightness(0) invert(1);
  opacity: 0.4;
}

.footer__copy {
  font-size: 0.7rem;
  color: var(--color-text-muted);
}

.footer__powered {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.footer__powered span {
  font-size: 0.6rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  opacity: 0.5;
}

.footer__powered img {
  height: 22px;
  opacity: 0.45;
  transition: opacity var(--transition);
  filter: brightness(0) invert(1);
}

.footer__powered img:hover {
  opacity: 0.8;
}

.footer__links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.footer__links a {
  font-size: 0.68rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  transition: color var(--transition);
}

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

/* ============================================
   GLOWING / NIGHT SECTION SPECIAL STYLES
   ============================================ */

.glowing-section {
  background: #050503;
  position: relative;
  overflow: hidden;
}

.glowing-section::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(245, 214, 138, 0.04) 0%, transparent 70%);
  pointer-events: none;
}

.glowing-section .category-label h3 {
  color: var(--color-glow);
}

.glowing-section .project-card__img {
  filter: brightness(0.85) saturate(1.2);
}

/* ============================================
   PAGE TRANSITIONS
   ============================================ */

.page-enter {
  animation: fadeUp 0.7s ease forwards;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

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

@media (max-width: 1024px) {
  .project-grid.featured {
    grid-template-columns: 1fr 1fr;
  }
  .project-grid.featured .project-card:first-child,
  .project-grid.featured .project-card:nth-child(2),
  .project-grid.featured .project-card:nth-child(3),
  .project-grid.featured .project-card:nth-child(4) {
    grid-column: span 1;
  }
  .about-hero {
    grid-template-columns: 1fr;
  }
  .about-story {
    grid-template-columns: 1fr;
  }
  .about-story__aside {
    position: static;
  }
  .contact-wrap {
    grid-template-columns: 1fr;
  }
  .lightbox__inner {
    flex-direction: column;
  }
  .lightbox__info {
    width: 100%;
  }
  .lightbox__img {
    max-width: 90vw;
    max-height: 60vh;
  }
}

@media (max-width: 768px) {
  .nav__links {
    display: none;
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: rgba(14,13,11,0.97);
    flex-direction: column;
    gap: 0;
    padding: 1rem 0 2rem;
  }
  .nav__links.open {
    display: flex;
  }
  .nav__links li {
    border-bottom: 1px solid rgba(200,169,110,0.08);
  }
  .nav__links a {
    display: block;
    padding: 1.1rem 2rem;
  }
  .nav__toggle {
    display: flex;
  }
  .project-grid {
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
  }
  .footer {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }
  .lightbox__nav--prev { left: 0.5rem; }
  .lightbox__nav--next { right: 0.5rem; }
}

@media (max-width: 480px) {
  .project-grid {
    grid-template-columns: 1fr;
  }
}