/* ====================================================
   Aryana Haghjoo — Personal Site
   Theme: deep-field cosmology, instax-film photography
   ==================================================== */

:root {
  --ink:        #0B0E14;
  --ink-raised: #11151F;
  --bone:       #F5F1E8;
  --bone-dim:   #C9C4B6;
  --rust:       #C9683B;
  --rust-bright:#E08355;
  --slate:      #5B7A8C;
  --grey:       #8A8578;
  --line:       rgba(245, 241, 232, 0.12);

  --font-display: 'Fraunces', serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --container: 1080px;
  --gutter: clamp(1.5rem, 5vw, 4rem);
}

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

html {
  scroll-behavior: smooth;
  background: var(--ink);
}

body {
  background: var(--ink);
  color: var(--bone);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  cursor: none;
}

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

@media (max-width: 768px) {
  body { cursor: auto; }
  .galaxy-cursor { display: none; }
}

/* ---------- Galaxy cursor ---------- */
.galaxy-cursor {
  position: fixed;
  top: 0; left: 0;
  width: 40px; height: 40px;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  will-change: transform;
  mix-blend-mode: screen;
}
.galaxy-cursor svg { width: 100%; height: 100%; }
.gc-arm {
  fill: none;
  stroke: rgba(201, 104, 59, 0.55);
  stroke-width: 1.1;
  transform-origin: 20px 20px;
  animation: gc-spin 7s linear infinite;
}
.gc-arm-2 {
  stroke: rgba(91, 122, 140, 0.5);
  animation-duration: 9s;
  animation-direction: reverse;
}
.gc-core {
  fill: #F5F1E8;
  filter: drop-shadow(0 0 4px rgba(245,241,232,0.9));
}
@keyframes gc-spin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

/* ---------- Cosmic backdrop ---------- */
.cosmic-backdrop {
  position: fixed;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  background: var(--ink);
}
.deepfield-layer {
  position: absolute;
  inset: -5%;
  background-image:
    linear-gradient(180deg, rgba(11,14,20,0.05), rgba(11,14,20,0.15)),
    url('/assets/img/vera-rubin-deepfield.jpg');
  background-size: cover;
  background-position: center;
  background-blend-mode: normal;
  opacity: 0.65;
  filter: saturate(1) brightness(1.05);
}
.vignette-layer {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 90% 70% at 50% 15%, rgba(11,14,20,0.05), rgba(11,14,20,0.3) 70%, rgba(11,14,20,0.5) 100%);
}
.stars-layer {
  position: absolute;
  inset: 0;
}
.star {
  position: absolute;
  width: 2px; height: 2px;
  background: var(--bone);
  border-radius: 50%;
  opacity: 0.5;
  animation: twinkle 4s ease-in-out infinite;
}
@keyframes twinkle {
  0%, 100% { opacity: 0.15; }
  50% { opacity: 0.75; }
}

/* ---------- Nav ---------- */
.site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem var(--gutter);
  background: rgba(11, 14, 20, 0.72);
  backdrop-filter: blur(10px) saturate(1.1);
  -webkit-backdrop-filter: blur(10px) saturate(1.1);
  border-bottom: 1px solid rgba(245, 241, 232, 0.06);
}
.nav-mark {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.1rem;
  letter-spacing: 0.05em;
  color: var(--bone);
  border: 1px solid var(--line);
  width: 38px; height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
}
.nav-links {
  display: flex;
  gap: 2.25rem;
}
.nav-links a {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--bone-dim);
  position: relative;
  padding-bottom: 4px;
  transition: color 0.25s ease;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 1px;
  background: var(--rust);
  transition: width 0.3s ease;
}
.nav-links a:hover { color: var(--bone); }
.nav-links a:hover::after { width: 100%; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle span {
  width: 22px; height: 1.5px;
  background: var(--bone);
  display: block;
}

@media (max-width: 720px) {
  .nav-toggle { display: flex; }
  .nav-links {
    position: fixed;
    top: 0; right: 0;
    height: 100vh;
    width: min(70vw, 280px);
    background: var(--ink-raised);
    flex-direction: column;
    justify-content: center;
    gap: 2rem;
    padding-left: 2.5rem;
    transform: translateX(100%);
    transition: transform 0.35s ease;
    border-left: 1px solid var(--line);
    z-index: 99;
  }
  .nav-links.is-open { transform: translateX(0); }
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 0 var(--gutter);
}
.hero-inner {
  max-width: 760px;
}
.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--rust-bright);
  margin-bottom: 1.75rem;
  opacity: 0;
  animation: rise 0.9s ease 0.1s forwards;
}
.hero-name {
  position: relative;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(2.6rem, 8vw, 5.2rem);
  line-height: 1.05;
  letter-spacing: -0.01em;
  margin-bottom: 1.5rem;
  opacity: 0;
  animation: rise 1s ease 0.3s forwards;
}
.spectrum-line {
  position: absolute;
  top: -1.4rem;
  left: 50%;
  transform: translateX(-50%);
  width: 70%;
  max-width: 420px;
  opacity: 0.55;
}
.spectrum-line svg {
  width: 100%;
  display: block;
}
.spectrum-line path {
  fill: none;
  stroke: var(--rust);
  stroke-width: 1.5;
}
.hero-icons {
  display: flex;
  justify-content: center;
  gap: 1.6rem;
  margin-bottom: 2rem;
  opacity: 0;
  animation: rise 1s ease 0.4s forwards;
}
.hero-icons a {
  display: flex;
  color: var(--bone-dim);
  transition: color 0.25s ease, transform 0.25s ease;
}
.hero-icons a:hover {
  color: var(--rust-bright);
  transform: translateY(-2px);
}
@media (max-width: 480px) {
  .hero-icons { gap: 1.2rem; }
}

.hero-tagline {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--bone-dim);
  max-width: 540px;
  margin: 0 auto 2.5rem;
  opacity: 0;
  animation: rise 1s ease 0.5s forwards;
}
.hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  opacity: 0;
  animation: rise 1s ease 0.7s forwards;
}
@keyframes rise {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: translateY(0); }
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  padding: 0.85rem 1.6rem;
  border-radius: 2px;
  border: 1px solid transparent;
  transition: all 0.25s ease;
}
.btn-primary {
  background: var(--rust);
  color: var(--ink);
}
.btn-primary:hover {
  background: var(--rust-bright);
  transform: translateY(-1px);
}
.btn-ghost {
  border-color: rgba(245, 241, 232, 0.28);
  color: var(--bone);
  background: rgba(245, 241, 232, 0.04);
}
.btn-ghost:hover {
  border-color: var(--rust);
  color: var(--rust-bright);
  background: rgba(201, 104, 59, 0.08);
}

.hero-scroll-cue {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  width: 1px;
  height: 50px;
  background: var(--line);
  overflow: hidden;
}
.hero-scroll-cue span {
  position: absolute;
  top: -50px;
  left: 0;
  width: 100%;
  height: 50%;
  background: var(--rust);
  animation: scrollcue 2.2s ease-in-out infinite;
}
@keyframes scrollcue {
  0% { top: -50%; }
  100% { top: 100%; }
}

/* ---------- Section scaffolding ---------- */
.section {
  position: relative;
  z-index: 1;
  max-width: var(--container);
  margin: 0 auto;
  padding: clamp(5rem, 10vw, 8rem) var(--gutter);
}
.section-head { margin-bottom: 3rem; max-width: 640px; }
.section-label {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--rust-bright);
  margin-bottom: 1rem;
}
.section-head h2 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.9rem, 4vw, 2.7rem);
  line-height: 1.15;
}
.section-intro {
  margin-top: 1.25rem;
  color: var(--bone-dim);
  font-size: 1.05rem;
  max-width: 520px;
}

/* ---------- About ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}
.about-portrait img {
  width: 100%;
  aspect-ratio: 4/5;
  object-fit: cover;
  filter: grayscale(0.15) contrast(1.05);
  border: 1px solid var(--line);
}
.about-copy p {
  color: var(--bone-dim);
  margin-bottom: 1.15rem;
  font-size: 1.02rem;
}
.cv-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--rust-bright);
  border-bottom: 1px solid var(--rust);
  padding-bottom: 3px;
  transition: gap 0.2s ease;
}
.cv-link:hover { gap: 0.75rem; }

.education-timeline {
  margin-top: 3.5rem;
  border-top: 1px solid var(--line);
}
.edu-row {
  display: grid;
  grid-template-columns: 200px 1fr 1fr;
  gap: 1.5rem;
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--line);
  align-items: baseline;
}
.edu-date {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--grey);
}
.edu-degree {
  font-weight: 600;
  font-size: 0.98rem;
}
.edu-school {
  color: var(--bone-dim);
  font-size: 0.95rem;
}

@media (max-width: 720px) {
  .about-grid { grid-template-columns: 1fr; }
  .about-portrait { max-width: 220px; }
  .edu-row { grid-template-columns: 1fr; gap: 0.3rem; }
}

/* ---------- Research ---------- */
.research-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.research-card {
  border: 1px solid var(--line);
  background: rgba(245, 241, 232, 0.02);
  padding: clamp(1.5rem, 3vw, 2.25rem);
  transition: border-color 0.3s ease, background 0.3s ease;
}
.research-card:hover {
  border-color: rgba(201, 104, 59, 0.4);
  background: rgba(245, 241, 232, 0.035);
}
.research-meta {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.9rem;
}
.research-tag {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--slate);
}
.research-date {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--grey);
}
.research-card h3 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.3rem;
  margin-bottom: 0.75rem;
  line-height: 1.3;
}
.research-card p {
  color: var(--bone-dim);
  font-size: 0.96rem;
  margin-bottom: 0.75rem;
}
.research-advisor {
  font-size: 0.85rem !important;
  color: var(--grey) !important;
  font-style: italic;
  margin-bottom: 0 !important;
}
.research-figure {
  margin: 1.5rem 0;
  border: 1px solid var(--line);
  border-radius: 2px;
  overflow: hidden;
  background: rgba(0, 0, 0, 0.25);
}
.research-figure img {
  width: 100%;
  display: block;
}
.research-figure figcaption {
  padding: 0.75rem 1rem;
  font-size: 0.82rem;
  color: var(--grey);
  line-height: 1.5;
  border-top: 1px solid var(--line);
}
.research-links {
  display: flex;
  gap: 1rem;
  margin-top: 2.5rem;
  flex-wrap: wrap;
}

/* ---------- Software ---------- */
.package-list {
  display: grid;
  gap: 1.5rem;
}
.package-card {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  background: linear-gradient(135deg, rgba(91, 122, 140, 0.1), rgba(245, 241, 232, 0.025));
  padding: clamp(1.5rem, 4vw, 2.5rem);
  transition: border-color 0.3s ease, transform 0.3s ease;
}
.package-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--rust);
}
.package-card:hover {
  border-color: rgba(201, 104, 59, 0.45);
  transform: translateY(-2px);
}
.package-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1.5rem;
  margin-bottom: 1.25rem;
}
.package-type,
.package-status {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.package-type {
  color: var(--slate);
  margin-bottom: 0.45rem;
}
.package-status {
  color: var(--rust-bright);
  border: 1px solid rgba(201, 104, 59, 0.4);
  padding: 0.3rem 0.55rem;
  white-space: nowrap;
}
.package-card h3 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 4vw, 2.1rem);
  font-weight: 500;
  line-height: 1.1;
}
.package-card > p {
  max-width: 800px;
  color: var(--bone-dim);
  font-size: 1rem;
  margin-bottom: 1.5rem;
}
.package-card strong {
  color: var(--bone);
  font-weight: 600;
}
.package-badges {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  margin-bottom: 1.5rem;
}
.package-badges a,
.package-badges img {
  display: block;
}
.package-badges a {
  transition: opacity 0.2s ease, transform 0.2s ease;
}
.package-badges a:hover {
  opacity: 0.85;
  transform: translateY(-1px);
}
.package-badges img { height: 20px; }
.package-links {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.8rem;
}
.package-link {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--rust-bright);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  border-bottom: 1px solid var(--rust);
  padding-bottom: 3px;
  transition: gap 0.2s ease;
}
.package-link:hover { gap: 0.8rem; }

@media (max-width: 560px) {
  .package-heading { flex-direction: column; gap: 0.8rem; }
}

/* ---------- Talks ---------- */
.talks-list {
  border-top: 1px solid var(--line);
}
.talk-row {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 1.5rem;
  padding: 1.15rem 0;
  border-bottom: 1px solid var(--line);
  align-items: baseline;
}
.talk-date {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--rust-bright);
  white-space: nowrap;
}
.talk-title {
  font-weight: 500;
  font-size: 0.98rem;
  margin-bottom: 0.25rem;
}
.talk-venue {
  font-size: 0.86rem;
  color: var(--grey);
  font-style: italic;
}
@media (max-width: 600px) {
  .talk-row { grid-template-columns: 1fr; gap: 0.3rem; }
}

/* ---------- Photography ---------- */
.photo-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}
.photo-card {
  position: relative;
  overflow: hidden;
  border: 6px solid var(--bone);
  background: var(--bone);
  box-shadow: 0 10px 30px rgba(0,0,0,0.4);
  transition: transform 0.35s ease, box-shadow 0.35s ease;
}
.photo-card:nth-child(6n+2) { transform: rotate(-1.2deg); }
.photo-card:nth-child(6n+3) { transform: rotate(1deg); }
.photo-card:nth-child(6n+4) { transform: rotate(0.8deg); }
.photo-card:nth-child(6n+5) { transform: rotate(-0.6deg); }
.photo-card:nth-child(6n+6) { transform: rotate(1.3deg); }
.photo-card:nth-child(6n+1) { transform: rotate(-0.4deg); }
.photo-card:hover {
  transform: rotate(0deg) scale(1.02);
  box-shadow: 0 16px 40px rgba(0,0,0,0.55);
  z-index: 2;
}
.photo-card--wide { grid-column: span 2; }
.photo-card img {
  width: 100%;
  height: 280px;
  object-fit: cover;
  filter: saturate(1.05) contrast(1.02);
}
.photo-card--wide img { height: 280px; }
.photo-card figcaption {
  padding: 0.6rem 0.5rem 0.3rem;
  text-align: center;
}
.photo-loc {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.03em;
  color: #2a2a28;
}

@media (max-width: 860px) {
  .photo-grid { grid-template-columns: repeat(2, 1fr); }
  .photo-card--wide { grid-column: span 2; }
}
@media (max-width: 560px) {
  .photo-grid { grid-template-columns: 1fr; }
  .photo-card--wide { grid-column: span 1; }
  .photo-card { transform: none !important; }
}

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}
.contact-card {
  display: flex;
  align-items: flex-start;
  gap: 0.9rem;
  border: 1px solid var(--line);
  padding: 1.5rem;
  transition: border-color 0.25s ease, transform 0.25s ease;
}
.contact-card:hover {
  border-color: var(--rust);
  transform: translateY(-2px);
}
.contact-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--rust-bright);
  flex-shrink: 0;
  margin-top: 0.15rem;
}
.contact-text {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  min-width: 0;
}
.contact-label {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--rust-bright);
}
.contact-value {
  font-size: 0.95rem;
  font-weight: 500;
  line-height: 1.4;
  word-break: break-word;
  overflow-wrap: break-word;
}
@media (max-width: 860px) {
  .contact-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .contact-grid { grid-template-columns: 1fr; }
}

/* ---------- Footer ---------- */
.site-footer {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 2.5rem var(--gutter) 3.5rem;
  color: var(--grey);
  font-size: 0.82rem;
  border-top: 1px solid var(--line);
}
.site-footer p { margin-bottom: 0.35rem; }

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

/* ---------- Focus visibility ---------- */
a:focus-visible, button:focus-visible {
  outline: 2px solid var(--rust-bright);
  outline-offset: 3px;
}