/* ─── Fonts ───────────────────────────────────────────────────────────────── */

@font-face {
  font-family: 'Crucial';
  src: url('Crucial-Medium.otf') format('opentype');
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

/* ─── Reset & Base ────────────────────────────────────────────────────────── */

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

:root {
  --black: #0a0a0a;
  --white: #f5f5f3;
  --grey-light: #e8e8e6;
  --grey-mid: #aaa;
  --grey-dark: #333;
  --accent: #c8b89a;
  --font-display: 'Crucial', 'Helvetica Neue', Helvetica, sans-serif;
  --font-sans: 'Space Grotesk', 'Helvetica Neue', Helvetica, sans-serif;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --transition-base: 0.5s var(--ease);
  --transition-slow: 0.9s var(--ease);
  --radius: 14px;
  --radius-lg: 28px;
  --nav-h: 64px;
  --gutter: clamp(1.25rem, 3.75vw, 3.125rem);
}

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

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

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

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

/* ─── Utility ─────────────────────────────────────────────────────────────── */

.section-label {
  display: block;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--grey-mid);
  margin-bottom: 1.5rem;
}

/* ─── Reveal Animations ───────────────────────────────────────────────────── */

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
  will-change: opacity, transform;
}

.reveal--left {
  transform: translateY(24px) translateX(-18px);
}

.reveal--right {
  transform: translateY(24px) translateX(18px);
}

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

/* ─── Navigation ──────────────────────────────────────────────────────────── */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(1.5rem, 5vw, 4rem);
  background: rgba(245, 245, 243, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06);
}

.nav__logo {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  color: var(--black);
  transition: opacity 0.3s;
}

.nav__logo:hover { opacity: 0.5; }

.nav__links {
  list-style: none;
  display: flex;
  gap: 2.5rem;
}

.nav__links a {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--black);
  position: relative;
  padding-bottom: 2px;
  transition: opacity 0.3s;
}

.nav__links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: currentColor;
  transition: width 0.35s ease;
}

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

/* ─── Hero ────────────────────────────────────────────────────────────────── */

.hero {
  display: grid;
  grid-template-columns: 2fr 3fr;
  min-height: 100svh;
}

.hero__identity {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: calc(var(--nav-h) + 4rem) var(--gutter) 3rem;
  background: var(--white);
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.75rem, 5.5vw, 6.5rem);
  font-weight: 500;
  line-height: 0.95;
  letter-spacing: -0.01em;
  color: var(--black);
  animation: fadeUp 1s var(--ease) 0.2s both;
}

.hero__subtitle {
  margin-top: 1.75rem;
  font-size: clamp(0.7rem, 0.9vw, 0.8rem);
  font-weight: 500;
  color: var(--grey-mid);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  animation: fadeUp 1s var(--ease) 0.35s both;
}

.hero__tags {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
}

.hero__tag {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--black);
  padding: 0.4rem 0.85rem;
  border: 1px solid var(--grey-light);
  border-radius: 100px;
  opacity: 0;
  transform: translateY(10px);
  animation: fadeUp 0.7s var(--ease) both;
  transition: color 0.35s var(--ease), border-color 0.35s var(--ease), background-color 0.35s var(--ease);
  cursor: default;
}

.hero__tag:nth-child(1) { animation-delay: 0.5s; }
.hero__tag:nth-child(2) { animation-delay: 0.62s; }
.hero__tag:nth-child(3) { animation-delay: 0.74s; }

.hero__tag:nth-child(1):hover { color: #a83232; border-color: #a83232; background-color: rgba(168, 50, 50, 0.06); }
.hero__tag:nth-child(2):hover { color: #2e7d5a; border-color: #2e7d5a; background-color: rgba(46, 125, 90, 0.06); }
.hero__tag:nth-child(3):hover { color: #2c5f8a; border-color: #2c5f8a; background-color: rgba(44, 95, 138, 0.06); }

.hero__bio {
  margin-top: 1.5rem;
  font-size: clamp(0.8rem, 0.95vw, 0.9rem);
  line-height: 1.7;
  color: var(--grey-mid);
  animation: fadeUp 1s var(--ease) 0.85s both;
}

.hero__bio a,
.about__body a {
  color: var(--black);
  border-bottom: 1px solid var(--grey-light);
  transition: border-color 0.25s;
}

.hero__bio a:hover,
.about__body a:hover {
  border-color: var(--black);
}

.hero__project {
  position: relative;
  overflow: hidden;
  margin: var(--gutter) var(--gutter) var(--gutter) 0;
  border-radius: var(--radius);
  background: var(--grey-light);
  animation: fadeUp 1s var(--ease) 0.4s both;
}

.hero__project::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: linear-gradient(
    to top,
    rgba(5, 5, 5, 0.9)  0%,
    rgba(5, 5, 5, 0.35) 40%,
    transparent         68%
  );
}

.hero__bg-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

.hero__project-info {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 2;
  padding: clamp(1.5rem, 3vw, 2.5rem);
}

.hero__project-name {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3.5vw, 3rem);
  font-weight: 500;
  color: var(--white);
  letter-spacing: 0;
  line-height: 1.05;
}

.hero__project-desc {
  margin-top: 0.75rem;
  font-size: clamp(0.8rem, 1vw, 0.92rem);
  color: rgba(245, 245, 243, 0.68);
  line-height: 1.65;
  max-width: 50ch;
}

.hero__project-year {
  margin-top: 0.85rem;
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: rgba(245, 245, 243, 0.38);
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: none; }
}

/* ─── Work Grid ───────────────────────────────────────────────────────────── */

.work {
  padding: 6rem var(--gutter);
}

.section-header {
  padding: 0 clamp(0.5rem, 2vw, 1.5rem);
  margin-bottom: 3rem;
}

.work__grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: clamp(0.5rem, 1.5vw, 1.25rem);
}

.work__item--full  { grid-column: span 6; }
.work__item--half  { grid-column: span 3; }
.work__item--third { grid-column: span 2; }

.work__item--full  .work__img-wrap { aspect-ratio: 16/8; }
.work__item--half  .work__img-wrap { aspect-ratio: 3/4; }
.work__item--third .work__img-wrap { aspect-ratio: 2/3; }

.work__img-wrap {
  position: relative;
  overflow: hidden;
  background: var(--grey-light);
  border-radius: var(--radius);
}

/* Placeholder gradient when no image loaded */
.work__img-wrap::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #ddd 0%, #bbb 100%);
  z-index: 0;
}

.work__img {
  position: relative;
  z-index: 1;
  transition: transform 1s var(--ease);
}

.work__img-wrap:hover .work__img {
  transform: scale(1.05);
}

.work__overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  background: linear-gradient(
    to top,
    rgba(5, 5, 5, 0.92) 0%,
    rgba(5, 5, 5, 0.55) 30%,
    transparent 62%
  );
  display: flex;
  align-items: flex-end;
  padding: clamp(1rem, 3vw, 1.75rem);
  opacity: 0;
  transition: opacity 0.6s var(--ease);
  border-radius: var(--radius);
}

.work__img-wrap:hover .work__overlay {
  opacity: 1;
}

.work__overlay-inner {
  transform: translateY(8px);
  transition: transform 0.6s var(--ease);
}

.work__img-wrap:hover .work__overlay-inner {
  transform: none;
}

.work__title {
  font-family: var(--font-display);
  font-size: clamp(1rem, 2vw, 1.35rem);
  font-weight: 500;
  color: var(--white);
  letter-spacing: 0;
  line-height: 1.2;
}

.work__desc {
  margin-top: 0.45rem;
  font-size: clamp(0.78rem, 1vw, 0.88rem);
  color: rgba(245, 245, 243, 0.7);
  line-height: 1.55;
  max-width: 38ch;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.5s var(--ease) 0.08s, transform 0.5s var(--ease) 0.08s;
}

.work__img-wrap:hover .work__desc {
  opacity: 1;
  transform: none;
}

.work__year {
  margin-top: 0.5rem;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: rgba(245, 245, 243, 0.4);
  text-transform: uppercase;
}

/* Stagger reveal delays for grid items */
.work__item:nth-child(2) { transition-delay: 0.1s; }
.work__item:nth-child(3) { transition-delay: 0.2s; }
.work__item:nth-child(5) { transition-delay: 0.1s; }
.work__item:nth-child(6) { transition-delay: 0.2s; }
.work__item:nth-child(7) { transition-delay: 0.3s; }

/* ─── About ───────────────────────────────────────────────────────────────── */

.about {
  padding: 8rem var(--gutter);
  border-top: 1px solid var(--grey-light);
}

.about__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(3rem, 6vw, 8rem);
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
}

.about__heading {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 500;
  letter-spacing: -0.01em;
  line-height: 1.1;
  margin-bottom: 2rem;
}

.about__body {
  font-size: clamp(0.9rem, 1.2vw, 1.05rem);
  line-height: 1.75;
  color: var(--grey-dark);
  margin-bottom: 1.25rem;
}

.about__portrait {
  aspect-ratio: 4/5;
  overflow: hidden;
  background: var(--grey-light);
  position: relative;
  border-radius: var(--radius);
}

.about__portrait::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #ccc 0%, #999 100%);
}

.about__portrait img {
  position: relative;
  transition: transform var(--transition-slow);
}

.about__portrait:hover img {
  transform: scale(1.03);
}

/* ─── Speaking ────────────────────────────────────────────────────────────── */

.speaking {
  padding: 6rem var(--gutter);
  border-top: 1px solid var(--grey-light);
}

.speaking__inner {
  max-width: 800px;
}

.speaking__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.speaking__item a {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 2rem;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--grey-light);
  transition: opacity 0.25s;
}

.speaking__item:first-child a {
  border-top: 1px solid var(--grey-light);
}

.speaking__item a:hover {
  opacity: 0.5;
}

.speaking__talk {
  font-family: var(--font-display);
  font-size: clamp(1rem, 1.8vw, 1.2rem);
  font-weight: 500;
  color: var(--black);
}

.speaking__event {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--grey-mid);
  white-space: nowrap;
}

/* ─── Contact ─────────────────────────────────────────────────────────────── */

.contact {
  padding: 8rem var(--gutter);
  background: var(--black);
  color: var(--white);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.contact__inner {
  max-width: 700px;
}

.contact__inner .section-label {
  color: rgba(245,245,243,0.35);
}

.contact__heading {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 5rem);
  font-weight: 500;
  letter-spacing: -0.01em;
  line-height: 1.05;
  margin-bottom: 2.5rem;
}

.contact__email {
  display: inline-block;
  font-size: clamp(1rem, 2vw, 1.4rem);
  font-weight: 400;
  color: var(--accent);
  border-bottom: 1px solid var(--accent);
  padding-bottom: 2px;
  transition: opacity 0.3s;
  margin-bottom: 3rem;
}

.contact__email:hover { opacity: 0.65; }

.contact__links {
  display: flex;
  gap: 2rem;
}

.contact__links a {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(245,245,243,0.45);
  position: relative;
  transition: color 0.3s;
}

.contact__social {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
}

.contact__social-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.contact__links a::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--white);
  transition: width 0.35s ease;
}

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

.contact__links a:hover::after { width: 100%; }

/* ─── Footer ──────────────────────────────────────────────────────────────── */

.footer {
  padding: 2.5rem var(--gutter);
  background: var(--black);
  border-top: 1px solid rgba(255,255,255,0.07);
}

.footer p {
  font-size: 0.7rem;
  color: rgba(245,245,243,0.25);
  letter-spacing: 0.05em;
}

/* ─── Responsive ──────────────────────────────────────────────────────────── */

/* Tablet */
@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr;
    min-height: 100svh;
  }

  .hero__identity {
    padding: calc(var(--nav-h) + 2.5rem) clamp(1.5rem, 4vw, 2.5rem) 2rem;
  }

  .hero__project {
    margin: 0 0.75rem 0.75rem;
    min-height: 55vw;
  }

  .work__item--third { grid-column: span 3; }
  .work__item--third .work__img-wrap { aspect-ratio: 3/4; }
}

/* Mobile */
@media (max-width: 640px) {
  .work {
    padding: 4rem clamp(0.75rem, 4vw, 1.5rem);
  }

  .work__grid {
    gap: 0.6rem;
  }

  .work__item--half,
  .work__item--third { grid-column: span 6; }

  /* On touch devices the overlay is always visible since hover doesn't exist */
  .work__overlay {
    opacity: 1;
  }

  .work__overlay-inner {
    transform: none;
  }

  .work__desc {
    opacity: 1;
    transform: none;
  }

  .work__item--full  .work__img-wrap { aspect-ratio: 4/3; }
  .work__item--half  .work__img-wrap { aspect-ratio: 4/3; }
  .work__item--third .work__img-wrap { aspect-ratio: 4/3; }

  .about__inner {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .about__portrait {
    order: -1;
    aspect-ratio: 3/2;
  }

  .about {
    padding: 5rem clamp(1rem, 4vw, 1.5rem);
  }

  .speaking {
    padding: 4rem clamp(1rem, 4vw, 1.5rem);
  }

  .speaking__item a {
    flex-direction: column;
    gap: 0.3rem;
  }

  .speaking__event {
    white-space: normal;
  }

  .contact {
    padding: 5rem clamp(1rem, 4vw, 1.5rem);
  }

  .nav__links { gap: 1.5rem; }
}

@media (max-width: 420px) {
  .nav__links { display: none; }
  .contact__links { flex-direction: column; gap: 1rem; }
}

/* ─── Selection ───────────────────────────────────────────────────────────── */

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