/* ============================================================
   MAIN.CSS — Page styles for Shan Oomes Portfolio
   Always imported AFTER design-tokens.css
   All values use tokens from design-tokens.css — no hard-coding
============================================================ */


/* ----------------------------------------------------------
   ANNOUNCEMENT BAR
---------------------------------------------------------- */

.announcement-bar {
  height: var(--bar-height);
  background-color: var(--bar-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: var(--weight-regular);
  text-transform: uppercase;
  letter-spacing: var(--tracking-label);
  color: var(--color-text);
  border-bottom: var(--border-muted);
  overflow: hidden;
}



/* ----------------------------------------------------------
   NAVBAR
---------------------------------------------------------- */

.navbar {
  position: sticky;
  top: 0;
  z-index: var(--z-nav);
  height: var(--navbar-height);
  background-color: var(--navbar-bg);
  border-bottom: var(--navbar-border);
  display: flex;
  align-items: center;
  /* smaller left/right padding to match screenshots */
  padding-inline: var(--space-3);
  isolation: isolate;
}

.navbar__inner {
  display: flex;
  align-items: center;
  width: 100%;
  position: relative;
  padding-inline: var(--space-3);
  gap: var(--space-4);
}

.navbar__logo {
  font-family: var(--font-serif);
  font-size: var(--text-logo);
  font-weight: var(--weight-light);
  letter-spacing: var(--tracking-tight);
  color: var(--color-text);
  text-decoration: none;
  flex-shrink: 0;
  white-space: nowrap;
}

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

.navbar__links {
  display: flex;
  gap: var(--space-5);
  list-style: none;
  margin: 0;
  padding: 0;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}

.navbar__link {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: var(--weight-regular);
  text-transform: uppercase;
  letter-spacing: var(--tracking-nav);
  color: var(--color-text);
  text-decoration: none;
  transition: var(--transition-color);
}

.navbar__link:hover,
.navbar__link[aria-current="page"] {
  color: var(--color-accent);
}

.navbar__icons {
  display: flex;
  gap: var(--space-2);
  align-items: center;
  flex-shrink: 0;
}

.navbar__icon-link {
  display: flex;
  align-items: center;
  color: var(--color-text);
  transition: var(--transition-color);
}

.navbar__icon-link:hover {
  color: var(--color-accent);
}

.navbar__icon-link svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* Hamburger — mobile only */
.navbar__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-1);
  flex-shrink: 0;
}

.navbar__hamburger span {
  display: block;
  width: 22px;
  height: 1.5px;
  background-color: var(--color-text);
  transition: transform var(--duration-base) var(--ease-default),
              opacity var(--duration-base) var(--ease-default);
}

/* Hamburger open state */
.navbar__hamburger.is-open span:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}
.navbar__hamburger.is-open span:nth-child(2) {
  opacity: 0;
}
.navbar__hamburger.is-open span:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* Mobile nav overlay */
.navbar__mobile-menu {
  display: block;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background-color: var(--color-white);
  border-bottom: var(--border);
  padding: var(--space-4);
  z-index: var(--z-overlay);
  opacity: 0;
  pointer-events: none;
  transform: translateY(-10px) scale(0.98);
  transition: transform 460ms cubic-bezier(0.22, 1, 0.36, 1),
              opacity 320ms var(--ease-out);
}

.navbar__mobile-menu.is-open {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0) scale(1);
}

.navbar__mobile-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
}

.navbar__mobile-link {
  display: block;
  font-family: var(--font-sans);
  font-size: var(--text-h2);
  font-weight: var(--weight-regular);
  text-transform: uppercase;
  letter-spacing: var(--tracking-label);
  color: var(--color-text);
  text-decoration: none;
  padding: var(--space-3) 0;
  border-top: var(--border);
  transition: var(--transition-color);
}

.navbar__mobile-link:last-child {
  border-bottom: var(--border);
}

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


/* ----------------------------------------------------------
   HERO
---------------------------------------------------------- */

.hero {
  min-height: calc(100vh - var(--bar-height) - var(--navbar-height));
  display: flex;
  align-items: flex-end;
  padding: var(--space-15) var(--space-4) var(--space-10);
  border-bottom: none;
  background-color: var(--color-bg);
  position: relative;
  overflow: hidden;
}

/* Aurora gradient — animated light effect masked to top-right corner */
.hero__aurora {
  position: absolute;
  inset: -10px;
  z-index: 0;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(
      100deg,
      rgba(255, 255, 255, 0.6) 0%,
      rgba(255, 255, 255, 0.6) 7%,
      transparent 10%,
      transparent 12%,
      rgba(255, 255, 255, 0.6) 16%
    ),
    repeating-linear-gradient(
      100deg,
      #3b82f6 10%,
      #a5b4fc 15%,
      #93c5fd 20%,
      #ddd6fe 25%,
      #60a5fa 30%
    );
  background-size: 300%, 200%;
  background-position: 50% 50%, 50% 50%;
  filter: blur(10px);
  opacity: 0.35;
  mask-image: radial-gradient(ellipse at 100% 0%, black 10%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at 100% 0%, black 10%, transparent 70%);
  animation: aurora 60s linear infinite;
  will-change: background-position;
}

.hero__aurora::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(
      100deg,
      rgba(255, 255, 255, 0.6) 0%,
      rgba(255, 255, 255, 0.6) 7%,
      transparent 10%,
      transparent 12%,
      rgba(255, 255, 255, 0.6) 16%
    ),
    repeating-linear-gradient(
      100deg,
      #3b82f6 10%,
      #a5b4fc 15%,
      #93c5fd 20%,
      #ddd6fe 25%,
      #60a5fa 30%
    );
  background-size: 200%, 100%;
  background-position: 50% 50%, 50% 50%;
  mix-blend-mode: difference;
  animation: aurora 60s linear infinite;
}

@keyframes aurora {
  from { background-position: 50% 50%, 50% 50%; }
  to   { background-position: 350% 50%, 350% 50%; }
}

/* Scrolling grid — base layer (always visible, very subtle dark lines) */
.hero__grid-base {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='40' height='40'%3E%3Cpath d='M 40 0 L 0 0 0 40' fill='none' stroke='%23111111' stroke-width='1' stroke-opacity='0.07'/%3E%3C/svg%3E");
  background-size: 40px 40px;
  animation: hero-grid-scroll 14s linear infinite;
}

/* Reveal layer — electric blue grid, masked to cursor spotlight */
.hero__grid-reveal {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='40' height='40'%3E%3Cpath d='M 40 0 L 0 0 0 40' fill='none' stroke='%231400FF' stroke-width='1' stroke-opacity='0.5'/%3E%3C/svg%3E");
  background-size: 40px 40px;
  animation: hero-grid-scroll 14s linear infinite;
  -webkit-mask-image: radial-gradient(280px circle at var(--hero-mouse-x, -9999px) var(--hero-mouse-y, -9999px), black, transparent);
  mask-image:         radial-gradient(280px circle at var(--hero-mouse-x, -9999px) var(--hero-mouse-y, -9999px), black, transparent);
}

@keyframes hero-grid-scroll {
  from { background-position: 0 0; }
  to   { background-position: 40px 40px; }
}

/* Staggered entrance keyframes */
@keyframes hero-fade-up {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

.hero__inner {
  width: 100%;
  max-width: var(--max-width-content);
  margin-inline: auto;
  position: relative;
  z-index: 1;
}

/* Constrain hero divider to content width */
.hero__inner {
  /* intentionally no border here; section dividers are handled under section titles */
}

.hero__label {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: var(--weight-regular);
  text-transform: uppercase;
  letter-spacing: var(--tracking-label);
  color: var(--color-text-muted);
  margin-bottom: var(--space-3);
  animation: hero-fade-up 0.65s ease-out 0.15s both;
}

.hero__title {
  font-family: var(--font-serif);
  font-size: var(--text-h1);
  font-weight: var(--weight-regular);
  letter-spacing: var(--tracking-tight);
  line-height: var(--leading-tight);
  color: var(--color-text);
  margin: 0;
  max-width: 720px;
  animation: hero-fade-up 0.85s ease-out 0.35s both;
}

.hero__sub {
  margin-top: var(--space-5);
  font-family: var(--font-sans);
  font-size: var(--text-body);
  font-weight: var(--weight-light);
  color: var(--color-text-muted);
  line-height: var(--leading-normal);
  max-width: 520px;
  animation: hero-fade-up 0.70s ease-out 0.60s both;
}

.hero__cta {
  margin-top: var(--space-6);
  animation: hero-fade-up 0.65s ease-out 0.80s both;
}

/* Reduce motion — disable grid scroll + stagger */
@media (prefers-reduced-motion: reduce) {
  .hero__aurora,
  .hero__aurora::after { animation: none; }
  .hero__grid-base,
  .hero__grid-reveal { animation: none; }
  .hero__label,
  .hero__title,
  .hero__sub,
  .hero__cta { animation: none; opacity: 1; transform: none; }
  .cv-modal,
  .cv-modal__backdrop,
  .cv-modal__panel,
  .cv-modal__close { transition: none; }
}


/* ----------------------------------------------------------
   SECTION SHARED
---------------------------------------------------------- */

.section {
  padding-block: var(--section-padding-y);
  border-bottom: none;
}

.section__inner {
  max-width: var(--max-width-content);
  margin-inline: auto;
  padding-inline: var(--space-4);
}

.section__label {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: var(--weight-regular);
  text-transform: uppercase;
  letter-spacing: var(--tracking-label);
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
}


/* ----------------------------------------------------------
   ABOUT SECTION
---------------------------------------------------------- */

.about {
  background-color: var(--color-off-white);
}

.about__grid {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: var(--space-10);
}

.about__photo-wrap {
  position: relative;
  aspect-ratio: var(--ratio-square);
  overflow: hidden;
  will-change: transform;
}

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

.about__content {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.about__text-col {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.about__text {
  font-family: var(--font-sans);
  font-size: var(--text-body);
  font-weight: var(--weight-light);
  line-height: var(--leading-body);
  color: var(--color-text);
  max-width: var(--max-width-text);
}

.about__text + .about__text {
  margin-top: 0;
}


/* ----------------------------------------------------------
   WORK SECTION
---------------------------------------------------------- */

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

.work__grid {
  display: grid;
  /* narrower project cards: allow more columns and center them */
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-8);
  justify-items: center;
}

/* Project card — block-level anchor */
.project-card {
  display: block;
  text-decoration: none;
  color: inherit;
  border: var(--border);
  overflow: hidden;
  transition: border-color var(--duration-base) var(--ease-default);
  max-width: 340px;
}

.project-card:hover {
  border-color: var(--color-black);
  color: inherit;
}

.project-card__img-wrap {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background-color: var(--color-off-white);
}

.project-card__img-placeholder {
  width: 100%;
  height: 100%;
  background-color: var(--color-off-white);
}

.project-card__img-logo {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: var(--space-5);
  background-color: var(--color-white);
}

.project-page__partner-logo {
  display: block;
  height: 36px;
  width: auto;
  max-width: 200px;
  margin-bottom: var(--space-5);
  object-fit: contain;
  object-position: left center;
}

.project-page__diagram {
  margin-top: var(--space-6);
  margin-bottom: var(--space-4);
  border: var(--border);
  padding: var(--space-5);
  overflow-x: auto;
}

.project-page__diagram img,
.project-page__diagram svg {
  display: block;
  width: 100%;
  height: auto;
  min-width: 480px;
}

.project-card__body {
  padding: var(--space-3);
}

.project-card__tags {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: var(--weight-regular);
  text-transform: uppercase;
  letter-spacing: var(--tracking-label);
  color: var(--color-text-muted);
  margin-bottom: var(--space-1);
  max-width: none;
}

.project-card__title {
  font-family: var(--font-serif);
  font-size: var(--text-h3);
  font-weight: var(--weight-regular);
  letter-spacing: var(--tracking-tight);
  line-height: var(--leading-snug);
  color: var(--color-text);
}

.project-card__desc {
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: var(--weight-light);
  line-height: var(--leading-body);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
  max-width: none;
}

.project-card__link {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: var(--weight-regular);
  text-transform: uppercase;
  letter-spacing: var(--tracking-label);
  color: var(--color-text-muted);
  margin-top: var(--space-2);
  transition: var(--transition-color);
}

.project-card:hover .project-card__link {
  color: var(--color-accent);
}


/* ----------------------------------------------------------
   CONTACT SECTION (stub)
---------------------------------------------------------- */

.contact {
  background-color: var(--color-bg-secondary);
}

.contact__placeholder {
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  font-style: italic;
}


/* ----------------------------------------------------------
   FOOTER
---------------------------------------------------------- */

.footer {
  background-color: var(--color-off-white);
  border-top: var(--border);
  padding: var(--space-6) var(--space-4);
}

.footer__inner {
  max-width: var(--max-width-content);
  margin-inline: auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
}

/* footer uses simple padding; no full-width border here so only section titles show dividers */
.footer__inner {
  padding-top: var(--space-0, 0px);
}

.footer__inner {
  max-width: var(--max-width-content);
  margin-inline: auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
  padding-top: var(--space-4);
}
}


/* ----------------------------------------------------------
   SCROLL FADE-IN ANIMATION
---------------------------------------------------------- */

.fade-up {
  opacity: 0;
  transform: translateY(20px);
  transition: var(--transition-fade-up);
}

.fade-up.is-visible {
  opacity: 1;
  transform: translateY(0);
}


/* ----------------------------------------------------------
   RESPONSIVE — MOBILE (< 768px)
---------------------------------------------------------- */

@media (max-width: 768px) {

  /* Nav */
  .navbar__links,
  .navbar__icons {
    display: none;
  }

  .navbar__hamburger {
    display: flex;
  }

  .navbar {
    padding-inline: var(--space-3);
  }

  /* Hero */
  .hero {
    padding: var(--space-10) var(--space-3) var(--space-8);
    align-items: flex-start;
    padding-top: var(--space-10);
  }

  /* About */
  .about__grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .about__photo-wrap {
    position: static;
    aspect-ratio: 4 / 5;
  }

  /* Section inner padding */
  .section__inner {
    padding-inline: var(--space-3);
  }

  /* Footer */
  .footer__inner {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-2);
  }

  /* CV modal — full width on mobile */
  .cv-modal__panel {
    width: 100vw;
    border-left: none;
    border-top: var(--border);
  }

  /* Work grid — single column on mobile */
  .work__grid {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }

  /* Project page */
  .project-page {
    padding-inline: var(--space-3);
  }
}

@media (max-width: 480px) {
  .contact__link {
    grid-template-columns: 22px 1fr;
    grid-template-rows: auto auto;
  }
  .contact__link-value {
    grid-column: 2;
  }

  .writing__entry-title {
    font-size: var(--text-h3);
  }

  .skills__tags {
    gap: var(--space-1);
  }

  .footer__inner {
    align-items: center;
    text-align: center;
  }
}


/* ----------------------------------------------------------
   CV TRIGGER BUTTON
---------------------------------------------------------- */

.about__cv-cta {
  margin-top: var(--space-5);
}


/* ----------------------------------------------------------
   CV MODAL
---------------------------------------------------------- */

.cv-modal {
  display: flex;
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 320ms var(--ease-out),
              visibility 0s linear 320ms;
}

.cv-modal.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transition-delay: 0s;
}

/* Backdrop */
.cv-modal__backdrop {
  position: absolute;
  inset: 0;
  background-color: rgba(0, 0, 0, 0);
  opacity: 0;
  transition: opacity 320ms var(--ease-out),
              background-color 320ms var(--ease-out);
  cursor: pointer;
}

.cv-modal.is-open .cv-modal__backdrop {
  opacity: 1;
  background-color: rgba(0, 0, 0, 0.45);
}

/* Panel — slides in from right */
.cv-modal__panel {
  position: absolute;
  top: 0;
  right: 0;
  height: 100vh;
  width: min(600px, 100vw);
  background-color: var(--color-white);
  border-left: var(--border);
  overflow-y: auto;
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
  transform: translateX(36px) scale(0.985);
  opacity: 0;
  transition: transform 460ms cubic-bezier(0.22, 1, 0.36, 1),
              opacity 320ms var(--ease-out);
}

.cv-modal.is-open .cv-modal__panel {
  transform: translateX(0);
  opacity: 1;
}

/* Close button */
.cv-modal__close {
  align-self: flex-end;
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border: var(--border);
  border-radius: 0;
  background: transparent;
  color: var(--color-text);
  font-size: 18px;
  line-height: 1;
  cursor: pointer;
  transition: var(--transition-button);
}

.cv-modal__close:hover {
  background-color: var(--color-text);
  color: var(--color-bg);
}

.cv-modal__close:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* Header */
.cv-modal__header {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  border-bottom: var(--border);
  padding-bottom: var(--space-6);
}

.cv-modal__title-label {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: var(--weight-regular);
  text-transform: uppercase;
  letter-spacing: var(--tracking-label);
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}

.cv-modal__name {
  font-family: var(--font-serif);
  font-size: clamp(28px, 4vw, 40px);
  font-weight: var(--weight-regular);
  letter-spacing: var(--tracking-tight);
  line-height: 1.1;
  border: none;
  padding: 0;
  margin: 0;
  text-transform: none;
}

.cv-modal__role {
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: var(--weight-light);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
}

.cv-modal__links {
  display: flex;
  gap: var(--space-4);
  margin-top: var(--space-3);
}

.cv-modal__link {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: var(--weight-regular);
  text-transform: uppercase;
  letter-spacing: var(--tracking-label);
  color: var(--color-accent);
  text-decoration: none;
  transition: var(--transition-color);
}

.cv-modal__link:hover {
  color: var(--color-text);
}

/* Section */
.cv-modal__section {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.cv-experience__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-1);
  margin-top: var(--space-3);
}

.cv-modal__section-label {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: var(--weight-regular);
  text-transform: uppercase;
  letter-spacing: var(--tracking-label);
  color: var(--color-text);
  border-bottom: var(--border);
  padding-bottom: var(--space-2);
  margin: 0;
  line-height: var(--leading-snug);
}

/* Timeline */
.cv-timeline {
  list-style: none;
  padding: 0;
  margin: 0;
  padding-left: var(--space-5);
  position: relative;
}

.cv-timeline::before {
  content: '';
  position: absolute;
  left: 7px;
  top: 6px;
  bottom: 6px;
  width: 1px;
  background-color: var(--color-border);
}

.cv-timeline__item {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 2px;
  padding-bottom: var(--space-6);
}

.cv-timeline__item:last-child {
  padding-bottom: 0;
}

/* Square dot */
.cv-timeline__item::before {
  content: '';
  position: absolute;
  left: calc(-1 * var(--space-5) + 4px);
  top: 5px;
  width: 7px;
  height: 7px;
  background-color: var(--color-black);
  border-radius: 0;
}

.cv-timeline__date {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: var(--weight-regular);
  text-transform: uppercase;
  letter-spacing: var(--tracking-label);
  color: var(--color-text-muted);
  margin-bottom: 2px;
}

.cv-timeline__role {
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: var(--weight-regular);
  color: var(--color-text);
  line-height: var(--leading-snug);
}

.cv-timeline__company {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: var(--weight-regular);
  text-transform: uppercase;
  letter-spacing: var(--tracking-label);
  color: var(--color-text-muted);
}

.cv-timeline__desc {
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: var(--weight-light);
  color: var(--color-text);
  line-height: var(--leading-body);
  margin-top: var(--space-1);
}

/* Skills */
.cv-skills {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.cv-skills__label {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: var(--weight-regular);
  text-transform: uppercase;
  letter-spacing: var(--tracking-label);
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}

.cv-skills__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
}

.cv-skills__tag {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: var(--weight-regular);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text);
  border: var(--border-width) solid var(--color-border);
  padding: 4px var(--space-2);
  border-radius: 0;
  line-height: 1;
}

/* CV modal footer */
.cv-modal__footer {
  padding-top: var(--space-4);
  border-top: var(--border);
  margin-top: auto;
}


/* ─── Writing section ───────────────────────────────────── */

.writing__list {
  display: flex;
  flex-direction: column;
}

.writing__entry {
  display: block;
  text-decoration: none;
  padding: var(--space-6) 0;
  border-top: var(--border);
  color: var(--color-text);
  transition: var(--transition-color);
}

.writing__entry:last-child {
  border-bottom: var(--border);
}

.writing__entry-label {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}

.writing__entry-title {
  font-family: var(--font-serif);
  font-size: var(--text-h3);
  font-weight: var(--weight-light);
  margin-bottom: var(--space-2);
}

.writing__entry-desc {
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: var(--leading-body);
  margin-bottom: var(--space-3);
}

.writing__entry-link {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--color-text-muted);
  transition: var(--transition-color);
}

.writing__entry:hover .writing__entry-link {
  color: var(--color-accent);
}


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

.contact__links {
  display: flex;
  flex-direction: column;
}

.contact__link {
  display: grid;
  grid-template-columns: 22px 110px 1fr;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-5) 0;
  border-top: var(--border);
  text-decoration: none;
  color: var(--color-text);
  transition: var(--transition-color);
}

.contact__link:last-child {
  border-bottom: var(--border);
}

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

/* Ensure all child elements (icon, label, value) use the accent colour on hover */
.contact__link:hover svg,
.contact__link:hover .contact__link-label,
.contact__link:hover .contact__link-value {
  color: var(--color-accent);
  stroke: var(--color-accent);
}

.contact__link svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex-shrink: 0;
}

.contact__link svg,
.contact__link .contact__link-value,
.contact__link .contact__link-label {
  transition: var(--transition-color);
}

.contact__link-label {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
}

.contact__link-value {
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}


/* ─── Skills section ─────────────────────────────────────── */

.skills__groups {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.skills__group {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.skills__group-label {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.skills__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.skills__tag {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: var(--weight-regular);
  text-transform: uppercase;
  letter-spacing: var(--tracking-label);
  color: var(--color-text);
  border: var(--border);
  padding: 6px 12px;
  line-height: 1;
}


/* ----------------------------------------------------------
   PROJECT PAGE
   Used by aida.html and project pages
---------------------------------------------------------- */

.project-page {
  max-width: 760px;
  margin-inline: auto;
  padding-inline: var(--space-4);
  padding-bottom: var(--space-15);
}

.back-link {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: var(--weight-regular);
  text-transform: uppercase;
  letter-spacing: var(--tracking-label);
  color: var(--color-text-muted);
  text-decoration: none;
  padding-top: var(--space-5);
  padding-bottom: var(--space-5);
  transition: var(--transition-color);
}

.back-link:hover {
  color: var(--color-accent);
}

.project-page__hero {
  padding-bottom: var(--space-10);
  border-bottom: var(--border);
}

.project-page__label {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: var(--weight-regular);
  text-transform: uppercase;
  letter-spacing: var(--tracking-label);
  color: var(--color-text-muted);
  margin-bottom: var(--space-3);
  max-width: none;
}

.project-page__title {
  font-family: var(--font-serif);
  font-size: clamp(32px, 5vw, 60px);
  font-weight: var(--weight-regular);
  letter-spacing: var(--tracking-tight);
  line-height: var(--leading-tight);
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

.project-page__sub {
  font-family: var(--font-sans);
  font-size: var(--text-body);
  font-weight: var(--weight-light);
  color: var(--color-text-muted);
  line-height: var(--leading-normal);
  margin-bottom: var(--space-5);
  max-width: none;
}

.project-page__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
}

.project-page__tag {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: var(--weight-regular);
  text-transform: uppercase;
  letter-spacing: var(--tracking-label);
  color: var(--color-text);
  border: var(--border-width) solid var(--color-border);
  padding: 4px var(--space-2);
  border-radius: 0;
  line-height: 1;
}

.project-page__section {
  margin-top: var(--space-12);
}

.project-page__section-label {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: var(--weight-regular);
  text-transform: uppercase;
  letter-spacing: var(--tracking-label);
  color: var(--color-text);
  border-bottom: var(--border);
  padding-bottom: var(--space-2);
  margin-bottom: var(--space-6);
  max-width: none;
}

.project-page__text {
  font-family: var(--font-sans);
  font-size: var(--text-body);
  font-weight: var(--weight-light);
  line-height: var(--leading-body);
  color: var(--color-text);
  max-width: none;
}

.project-page__text + .project-page__text {
  margin-top: var(--space-4);
}

.project-page__module {
  margin-top: var(--space-6);
  padding-left: var(--space-4);
  border-left: 2px solid var(--color-black);
}

.project-page__module-label {
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-text);
  margin-bottom: var(--space-2);
  max-width: none;
}

.project-page__outcome-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.project-page__outcome-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-2);
  align-items: baseline;
}

.project-page__outcome-item::before {
  content: '—';
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  font-weight: var(--weight-light);
}

.project-page__outcome-text {
  font-family: var(--font-sans);
  font-size: var(--text-body);
  font-weight: var(--weight-light);
  line-height: var(--leading-body);
  color: var(--color-text);
  max-width: none;
}


/* ============================================================
   THEME TOGGLE
============================================================ */

/* Smooth transitions fire only after JS sets data-theme,
   preventing a flash on first paint */
[data-theme] body,
[data-theme] .navbar,
[data-theme] .announcement-bar,
[data-theme] .hero,
[data-theme] section,
[data-theme] .about,
[data-theme] .footer,
[data-theme] .cv-modal__panel,
[data-theme] .project-card,
[data-theme] .project-card__img-wrap,
[data-theme] .project-card__img-logo,
[data-theme] .btn {
  transition:
    background-color 300ms ease,
    border-color 300ms ease,
    color 200ms ease;
}

.theme-toggle {
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  display: flex;
  align-items: center;
  flex-shrink: 0;
  margin-left: auto;
}

/* Pill track */
.theme-toggle__track {
  width: 64px;
  height: 32px;
  padding: 4px;
  border-radius: 16px;
  border: 1px solid #e4e4e7;
  background-color: #ffffff;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background-color 300ms ease, border-color 300ms ease;
}

[data-theme="dark"] .theme-toggle__track {
  background-color: #09090b;
  border-color: #27272a;
}

/* Base circle */
.theme-toggle__circle {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform 300ms ease, background-color 300ms ease, color 300ms ease;
}

/* ── Light mode (default) ───────────────────────────────────
   Circle A = active Sun, slid to the RIGHT position
   Circle B = inactive Moon, slid to the LEFT position       */
.theme-toggle__circle--a {
  background-color: #e4e4e7;
  color: #374151;
  transform: translateX(32px);
}
.theme-toggle__circle--b {
  background-color: transparent;
  color: #111111;
  transform: translateX(-32px);
}

/* ── Dark mode ──────────────────────────────────────────────
   Circle A = active Moon, back at LEFT
   Circle B = inactive Sun, back at RIGHT                    */
[data-theme="dark"] .theme-toggle__circle--a {
  background-color: #27272a;
  color: #ffffff;
  transform: translateX(0);
}
[data-theme="dark"] .theme-toggle__circle--b {
  background-color: transparent;
  color: #6b7280;
  transform: translateX(0);
}

/* ── Icon visibility ────────────────────────────────────────
   All hidden by default; only the relevant icon per slot shown */
.theme-toggle__svg                                 { display: none; }
/* Light: A shows Sun, B shows Moon */
.theme-toggle__circle--a .theme-toggle__svg--sun   { display: flex; }
.theme-toggle__circle--b .theme-toggle__svg--moon  { display: flex; }
/* Dark: A shows Moon, B shows Sun */
[data-theme="dark"] .theme-toggle__circle--a .theme-toggle__svg--sun  { display: none;  }
[data-theme="dark"] .theme-toggle__circle--a .theme-toggle__svg--moon { display: flex;  }
[data-theme="dark"] .theme-toggle__circle--b .theme-toggle__svg--moon { display: none;  }
[data-theme="dark"] .theme-toggle__circle--b .theme-toggle__svg--sun  { display: flex;  }


/* ============================================================
   DARK MODE — element-level overrides for hardcoded colours
============================================================ */

/* Mobile nav menu */
[data-theme] .navbar__mobile-menu {
  transition: background-color 300ms ease,
              border-color 300ms ease,
              color 200ms ease,
              transform 460ms cubic-bezier(0.22, 1, 0.36, 1),
              opacity 320ms var(--ease-out);
}

[data-theme="dark"] .navbar__mobile-menu {
  background-color: var(--color-bg);
}

/* About section */
[data-theme="dark"] .about {
  background-color: var(--color-bg-secondary);
}

/* Project card — hover border visible in dark */
[data-theme="dark"] .project-card:hover {
  border-color: var(--color-text);
}

/* Project card image areas */
[data-theme="dark"] .project-card__img-wrap {
  background-color: #1A1A1A;
}
[data-theme="dark"] .project-card__img-logo {
  background-color: #1A1A1A;
}
[data-theme="dark"] .project-card__img-placeholder {
  background-color: #1A1A1A;
}

/* Buttons — invert fill logic in dark mode so they're visible */
[data-theme="dark"] .btn-primary {
  background-color: var(--color-text);
  color: var(--color-bg);
  border-color: var(--color-text);
}
[data-theme="dark"] .btn-primary:hover {
  background-color: transparent;
  color: var(--color-text);
  border-color: var(--color-text);
}
[data-theme="dark"] .btn-secondary {
  background-color: transparent;
  color: var(--color-text);
  border-color: var(--color-text);
}
[data-theme="dark"] .btn-secondary:hover {
  background-color: var(--color-text);
  color: var(--color-bg);
  border-color: var(--color-text);
}
[data-theme="dark"] .btn-overlay {
  background-color: var(--color-bg);
  color: var(--color-text);
}

/* Footer uses --color-off-white which doesn't inherit the dark token */
[data-theme="dark"] .footer {
  background-color: var(--color-bg-secondary);
}

/* CV modal panel uses --color-white directly */
[data-theme="dark"] .cv-modal__panel {
  background-color: #161616;
}

/* Timeline dot uses --color-black */
[data-theme="dark"] .cv-timeline__item::before {
  background-color: var(--color-text);
}

/* Project page left-border accent uses --color-black */
[data-theme="dark"] .project-page__module {
  border-left-color: var(--color-text);
}

/* Hero grid — lighten the base grid lines in dark mode */
[data-theme="dark"] .hero__grid-base {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='40' height='40'%3E%3Cpath d='M 40 0 L 0 0 0 40' fill='none' stroke='%23EEEEEE' stroke-width='1' stroke-opacity='0.06'/%3E%3C/svg%3E");
}

[data-theme="dark"] .hero__grid-reveal {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='40' height='40'%3E%3Cpath d='M 40 0 L 0 0 0 40' fill='none' stroke='%231400FF' stroke-width='1' stroke-opacity='0.7'/%3E%3C/svg%3E");
}


/* ============================================================
   DARK MODE — aurora variant
   No invert needed: blues show directly on dark background
============================================================ */

[data-theme="dark"] .hero__aurora {
  background-image:
    repeating-linear-gradient(
      100deg,
      #0F0F0F 0%,
      #0F0F0F 7%,
      transparent 10%,
      transparent 12%,
      #0F0F0F 16%
    ),
    repeating-linear-gradient(
      100deg,
      #3b82f6 10%,
      #a5b4fc 15%,
      #93c5fd 20%,
      #ddd6fe 25%,
      #60a5fa 30%
    );
  filter: blur(10px);
  opacity: 0.55;
}

[data-theme="dark"] .hero__aurora::after {
  background-image:
    repeating-linear-gradient(
      100deg,
      #0F0F0F 0%,
      #0F0F0F 7%,
      transparent 10%,
      transparent 12%,
      #0F0F0F 16%
    ),
    repeating-linear-gradient(
      100deg,
      #3b82f6 10%,
      #a5b4fc 15%,
      #93c5fd 20%,
      #ddd6fe 25%,
      #60a5fa 30%
    );
}