/* ====== PROJECTS PAGE ====== */

/* ---- Hero: minimal blue header (nav only) ---- */

#projects-hero {
  position: relative;
  width: 100%;
  background-color: var(--color-blue);
  overflow: hidden;
}

/* ---- Projects sections ---- */

#active-projects,
#archived-projects {
  background-color: var(--color-white);
  color: var(--color-black);
}

.projects__inner {
  max-width: var(--site-max-width);
  margin: 0 auto;
  padding: clamp(3rem, 5vw, 5rem) 2vw 0;
}

#archived-projects .projects__inner {
  padding-bottom: clamp(3rem, 5vw, 5rem);
}

.projects__heading {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 3.2rem);
  font-weight: var(--font-weight-bold);
  line-height: 1.15;
  color: var(--color-black);
  margin: 0 0 clamp(1.5rem, 3vw, 2.5rem);
}

/* ---- Project rows ---- */

.project-row {
  display: block;
  position: relative;
  padding: clamp(0.8rem, 1.2vw, 1.2rem) 0;
  text-decoration: none;
  color: var(--color-black);
}

/* Hide default cursor on desktop when hovering rows */
@media (hover: hover) {
  .project-row {
    cursor: none;
  }
}

/* ---- Animated rule (Political Tech Summit style) ---- */

.project-row__line-wrap {
  position: relative;
  width: 100%;
  height: 0;
  border-top: 2px solid rgba(0, 0, 0, 0.15);
  margin-bottom: clamp(1rem, 1.5vw, 1.5rem);
}

.project-row__line {
  position: absolute;
  top: -2px;
  left: 0;
  width: 100%;
  height: 0;
  border-top: 2px solid rgba(0, 0, 0, 0.85);
  box-sizing: content-box;
  z-index: 1;
  transition: width 450ms cubic-bezier(0.16, 1, 0.3, 1),
              left  450ms cubic-bezier(0.16, 1, 0.3, 1);
}

.project-row:hover .project-row__line,
.project-row.hover .project-row__line {
  width: 0;
  left: 0;
}

/* Trailing rule after last row (not inside an <a>, so no hover) */
.projects__trailing-rule {
  position: relative;
  width: 100%;
  height: 0;
  border-top: 2px solid rgba(0, 0, 0, 0.15);
}

.projects__trailing-rule .project-row__line {
  transition: none;
}

/* ---- Row body: thumbnail + text ---- */

.project-row__body {
  display: flex;
  align-items: flex-start;
  gap: clamp(1rem, 1.5vw, 1.5rem);
  transition: opacity 300ms ease;
}

.project-row:hover .project-row__body,
.project-row.hover .project-row__body {
  opacity: 0.75;
}

.project-row__thumb {
  width: clamp(78px, 7vw, 110px);
  aspect-ratio: 1 / 1;
  background: var(--grey-200);
  flex-shrink: 0;
  overflow: hidden;
}

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

.project-row__text {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.project-row__title {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 2.2vw, 2.2rem);
  font-weight: var(--font-weight-bold);
  line-height: 1.2;
  color: var(--color-black);
  margin: 0 0 0.3em;
}

.project-row__desc {
  font-family: var(--font-body);
  font-size: clamp(0.9rem, 1.1vw, 1.05rem);
  font-weight: 400;
  line-height: 1.65;
  color: var(--color-black);
  opacity: 0.65;
  margin: 0;
}

/* Static CTA: hidden on desktop, shown on mobile */
.project-row__cta {
  display: none;
}

/* ---- Cursor-following button ---- */

.cursor-btn {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 1000;
  pointer-events: none;
  padding: 0.65em 1.5em;
  background-color: var(--color-yellow);
  color: var(--color-black);
  font-family: var(--font-display);
  font-size: clamp(0.8rem, 0.95vw, 0.9rem);
  font-weight: var(--font-weight-bold);
  border-radius: 50px;
  white-space: nowrap;
  opacity: 0;
  transform: translate(-50%, -50%);
  transition: opacity 0.2s ease;
  will-change: transform;
  overflow: hidden;
}

.cursor-btn.is-visible {
  opacity: 1;
}

/* Text build-in animation inside cursor button */
.cursor-btn__text {
  display: inline-block;
  transform: translateY(100%);
  transition: transform 300ms cubic-bezier(0.16, 1, 0.3, 1);
}

.cursor-btn.is-visible .cursor-btn__text {
  transform: translateY(0);
}

/* ---- Scroll entrance animation ---- */

.project-row,
.projects__trailing-rule,
.projects__heading {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 400ms cubic-bezier(0.16, 1, 0.3, 1),
              transform 400ms cubic-bezier(0.16, 1, 0.3, 1);
}

.project-row.is-visible,
.projects__trailing-rule.is-visible,
.projects__heading.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---- Footer override ---- */

#footer {
  background-color: var(--color-navy);
  margin-top: 0;
}

/* ---- Mobile ---- */

@media (max-width: 768px) {

  .project-row {
    cursor: pointer;
  }

  .project-row__thumb {
    width: 50px;
  }

  .project-row:hover .project-row__line,
  .project-row.hover .project-row__line {
    width: 1%;
    left: -20px;
  }

  .projects__heading {
    font-size: clamp(1.6rem, 6vw, 2.4rem);
  }

  .projects__inner {
    padding-left: var(--site-gutter);
    padding-right: var(--site-gutter);
  }
}

/* ---- Reduced motion ---- */

@media (prefers-reduced-motion: reduce) {
  .project-row__line {
    transition-duration: 0.01s;
  }
  .cursor-btn {
    transition-duration: 0.01s;
  }
  .project-row,
  .projects__trailing-rule,
  .projects__heading {
    opacity: 1;
    transform: none;
    transition: none;
  }
}