/* =============================================
   AVINAB MARAHATTA — Portfolio Stylesheet
   Aesthetic: Editorial Monochrome / Luxury Minimal
   ============================================= */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,600;1,300;1,400&family=Jost:wght@200;300;400;500&display=swap');

:root {
  --black: #000000;
  --white: #ffffff;
  --off-white: #f5f3ef;
  --gray-light: rgba(255,255,255,0.08);
  --gray-mid: rgba(255,255,255,0.35);
  --gray-text: rgba(255,255,255,0.6);
  --gray-subtle: rgba(255,255,255,0.18);
  --border: rgba(255,255,255,0.12);
  --accent: #c9b89a;
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Jost', sans-serif;
  --nav-height: 72px;
  --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
  background: var(--black);
  color: var(--white);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

/* ── NOISE OVERLAY ── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.035'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 9999;
  opacity: 0.4;
}

/* ── NAVBAR ── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 500;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  padding: 0 48px;
  background: rgba(0,0,0,0.82);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--border);
  transition: background var(--transition);
}

.nav__logo {
  font-family: var(--font-body);
  font-weight: 200;
  font-size: 0.8rem;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  white-space: nowrap;
  flex-shrink: 0;
}

.nav__links {
  display: flex;
  gap: 36px;
  list-style: none;
  margin-left: auto;
}

.nav__links a {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gray-text);
  transition: color var(--transition);
  position: relative;
}

.nav__links a::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0;
  width: 0; height: 1px;
  background: var(--accent);
  transition: width var(--transition);
}

.nav__links a:hover,
.nav__links a.active { color: var(--white); }
.nav__links a:hover::after,
.nav__links a.active::after { width: 100%; }

.nav__burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  margin-left: auto;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}
.nav__burger span {
  display: block;
  width: 22px;
  height: 1px;
  background: var(--white);
  transition: var(--transition);
}

/* ── PAGE WRAPPER ── */
.page-wrap { padding-top: var(--nav-height); min-height: 100vh; }

/* ── PAGE HERO (inner pages) ── */
.page-hero {
  padding: 90px 48px 60px;
  border-bottom: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: attr(data-label);
  position: absolute;
  right: 48px; top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-display);
  font-size: clamp(7rem, 14vw, 16rem);
  font-weight: 300;
  color: rgba(255,255,255,0.03);
  line-height: 1;
  pointer-events: none;
  white-space: nowrap;
  letter-spacing: -0.04em;
}

.page-hero__label {
  font-size: 0.68rem;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}

.page-hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 7vw, 6rem);
  font-weight: 300;
  line-height: 1.05;
  letter-spacing: -0.02em;
}

/* ── SECTION CONTAINERS ── */
.container { max-width: 1280px; margin: 0 auto; padding: 0 48px; }
.section { padding: 80px 0; }
.section + .section { border-top: 1px solid var(--border); }

/* ── DIVIDER ── */
.divider { height: 1px; background: var(--border); margin: 48px 0; }

/* ── LABEL ── */
.label {
  font-size: 0.68rem;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}

/* ── BUTTONS ── */
.btn {
  display: inline-block;
  border: 1px solid var(--white);
  padding: 13px 32px;
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
  border-radius: 0;
  background: transparent;
  color: var(--white);
}
.btn:hover { background: var(--white); color: var(--black); }

.btn--accent {
  border-color: var(--accent);
  color: var(--accent);
}
.btn--accent:hover { background: var(--accent); color: var(--black); }

/* ── CARDS / ITEMS ── */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 2px;
}

.card {
  background: var(--gray-light);
  padding: 36px;
  border: 1px solid var(--border);
  transition: background var(--transition);
  position: relative;
  overflow: hidden;
}
.card:hover { background: rgba(255,255,255,0.05); }

.card__year {
  font-size: 0.68rem;
  letter-spacing: 0.3em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 14px;
}

.card__title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 400;
  line-height: 1.4;
  margin-bottom: 12px;
}

.card__meta {
  font-size: 0.78rem;
  color: var(--gray-text);
  line-height: 1.6;
}

.card__tag {
  display: inline-block;
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  border: 1px solid var(--border);
  padding: 3px 10px;
  color: var(--gray-text);
  margin-top: 16px;
}

/* ── PUBLICATION LIST ── */
.pub-list { list-style: none; }
.pub-item {
  padding: 32px 0;
  border-bottom: 1px solid var(--border);
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 24px;
  align-items: start;
}
.pub-item:first-child { border-top: 1px solid var(--border); }

.pub-num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 300;
  color: rgba(255,255,255,0.15);
  line-height: 1;
  padding-top: 4px;
}

.pub-content__title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 400;
  font-style: italic;
  line-height: 1.5;
  margin-bottom: 8px;
}

.pub-content__authors {
  font-size: 0.78rem;
  color: var(--gray-text);
  margin-bottom: 6px;
}

.pub-content__venue {
  font-size: 0.72rem;
  color: var(--accent);
  letter-spacing: 0.1em;
}

/* ── CONTACT FORM ── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.contact-info__item {
  margin-bottom: 28px;
}

.contact-info__label {
  font-size: 0.65rem;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 6px;
}

.contact-info__value {
  font-size: 0.95rem;
  color: var(--gray-text);
  line-height: 1.6;
}

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

.form-group { margin-bottom: 28px; }

.form-group label {
  display: block;
  font-size: 0.65rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--gray-text);
  margin-bottom: 10px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border);
  padding: 12px 0;
  color: var(--white);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 300;
  outline: none;
  transition: border-color var(--transition);
  appearance: none;
  border-radius: 0;
}

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

.form-group textarea {
  resize: vertical;
  min-height: 130px;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: rgba(255,255,255,0.2);
}

.whatsapp-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: #25D366;
  color: #fff;
  border: none;
  padding: 14px 32px;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background var(--transition);
  width: 100%;
  justify-content: center;
  margin-top: 8px;
}
.whatsapp-btn:hover { background: #1ebe5d; }
.whatsapp-btn svg { flex-shrink: 0; }

/* ── FOOTER ── */
.footer {
  border-top: 1px solid var(--border);
  padding: 40px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer__copy {
  font-size: 0.68rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.3);
}

.footer__links {
  display: flex;
  gap: 24px;
  list-style: none;
}

.footer__links a {
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.3);
  transition: color var(--transition);
}
.footer__links a:hover { color: var(--white); }

/* ── HERO (index only) ── */
.hero {
  position: relative;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
}

.hero__bg img {
  width: 100%; height: 100%;
  object-fit: cover;
  filter: grayscale(100%);
  transform: scale(1.05);
  transition: transform 8s ease-out;
}

.hero:hover .hero__bg img { transform: scale(1); }

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(0,0,0,0.55) 0%, rgba(0,0,0,0.7) 100%);
}

.hero__content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 0 24px;
}

.hero__eyebrow {
  font-size: 0.7rem;
  letter-spacing: 0.5em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 24px;
  opacity: 0;
  animation: fadeUp 0.9s 0.3s forwards;
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 9vw, 9rem);
  font-weight: 300;
  line-height: 1;
  letter-spacing: -0.02em;
  opacity: 0;
  animation: fadeUp 0.9s 0.5s forwards;
}

.hero__sub {
  max-width: 560px;
  margin: 28px auto 0;
  font-size: 0.95rem;
  color: var(--gray-text);
  line-height: 1.8;
  opacity: 0;
  animation: fadeUp 0.9s 0.7s forwards;
}

.hero__cta {
  margin-top: 40px;
  opacity: 0;
  animation: fadeUp 0.9s 0.9s forwards;
}

.hero__scroll {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  opacity: 0;
  animation: fadeIn 1s 1.2s forwards;
  z-index: 2;
}

.hero__scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, transparent, var(--white));
  animation: scrollLine 1.5s 1.5s ease-in-out infinite;
}

.hero__scroll-text {
  font-size: 0.6rem;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--gray-text);
}

/* ── ANIMATIONS ── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 0.7; }
}

@keyframes scrollLine {
  0%, 100% { transform: scaleY(1); opacity: 1; }
  50%       { transform: scaleY(0.5); opacity: 0.4; }
}

.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── ABOUT PAGE SPECIFICS ── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
  padding: 80px 0;
}

.about-text p {
  color: var(--gray-text);
  font-size: 0.95rem;
  line-height: 1.9;
  margin-bottom: 20px;
}

.stat-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  margin-top: 48px;
}

.stat-item {
  background: var(--black);
  padding: 36px 28px;
  text-align: center;
}

.stat-item__num {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 300;
  color: var(--white);
  line-height: 1;
  margin-bottom: 8px;
}

.stat-item__label {
  font-size: 0.65rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--gray-text);
}

.timeline { position: relative; }

.timeline::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 1px;
  background: var(--border);
}

.timeline-item {
  padding: 0 0 40px 32px;
  position: relative;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -3px; top: 6px;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--accent);
}

.timeline-item__period {
  font-size: 0.65rem;
  letter-spacing: 0.25em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 4px;
}

.timeline-item__role {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 400;
  margin-bottom: 4px;
}

.timeline-item__org {
  font-size: 0.8rem;
  color: var(--gray-text);
}

/* ── PRESS / NEWS ── */
.list-item {
  padding: 28px 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  gap: 28px;
  align-items: baseline;
}
.list-item:first-child { border-top: 1px solid var(--border); }

.list-item__date {
  flex-shrink: 0;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--accent);
  text-transform: uppercase;
  min-width: 72px;
}

.list-item__body { flex: 1; }

.list-item__title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 400;
  margin-bottom: 4px;
}

.list-item__sub {
  font-size: 0.78rem;
  color: var(--gray-text);
}

/* ── WORK FILTER ── */
.filter-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.filter-btn {
  border: 1px solid var(--border);
  background: transparent;
  color: var(--gray-text);
  font-family: var(--font-body);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 8px 18px;
  cursor: pointer;
  transition: all var(--transition);
}
.filter-btn:hover,
.filter-btn.active {
  background: var(--white);
  color: var(--black);
  border-color: var(--white);
}

/* ── MOBILE MENU ── */
.nav__mobile {
  display: none;
  position: fixed;
  top: var(--nav-height);
  left: 0; right: 0;
  background: rgba(0,0,0,0.97);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 32px 48px;
  z-index: 490;
  flex-direction: column;
  gap: 20px;
}

.nav__mobile a {
  font-size: 0.85rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--gray-text);
  transition: color var(--transition);
}
.nav__mobile a:hover { color: var(--white); }
.nav__mobile.open { display: flex; }

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .nav { padding: 0 24px; }
  .nav__links { display: none; }
  .nav__burger { display: flex; }
  .container { padding: 0 24px; }
  .page-hero { padding: 60px 24px 40px; }
  .about-grid,
  .contact-grid { grid-template-columns: 1fr; gap: 48px; }
  .stat-row { grid-template-columns: 1fr; }
  .card-grid { grid-template-columns: 1fr; }
  .footer { padding: 32px 24px; flex-direction: column; text-align: center; }
  .pub-item { grid-template-columns: 1fr; gap: 8px; }
  .pub-num { font-size: 1.2rem; }
}