/* ============================================================
   MAIN CONTENT — 3-column layout
   ============================================================ */

.main-content-container, .full-width-container {
  width: 90%;
  margin: 0 auto;

  display: flex;
  align-items: stretch;
  justify-content: center;

  gap: 2rem;
}

.left-detail-container,
.middle-content-container,
.right-detail-container {
  display: flex;
  flex: 1;
  flex-direction: column;

  padding: 1.8rem;
  border-radius: 18px;

  position: relative;
  overflow: hidden;
  background-color: var(--dm-surface-container-low);
  border: 1px solid rgba(0, 0, 0, 0.06);
  box-shadow: var(--dm-shadow-card);

  transition:
    transform 0.25s cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 0.25s cubic-bezier(0.22, 1, 0.36, 1);

  box-sizing: border-box;
  height: fit-content;
}

/* Glossy 1px top-edge highlight */
.left-detail-container::before,
.middle-content-container::before,
.right-detail-container::before {
  content: '';
  position: absolute;
  inset: 0;
  bottom: auto;
  height: 1px;
  background: rgba(255, 255, 255, 0.90);
  border-radius: 18px 18px 0 0;
  z-index: 1;
  pointer-events: none;
}

/* Primary-tinted gradient accent — top-left corner */
.left-detail-container::after,
.middle-content-container::after,
.right-detail-container::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    color-mix(in srgb, var(--dm-primary) 15%, transparent) 0%,
    transparent 65%
  );
  border-radius: 18px;
  z-index: 0;
  pointer-events: none;
}

/* Content sits above both decorations */
.left-detail-container > *,
.middle-content-container > *,
.right-detail-container > * {
  position: relative;
  z-index: 2;
}

@media (prefers-color-scheme: dark) {
  .left-detail-container,
  .middle-content-container,
  .right-detail-container {
    border-color: rgba(255, 255, 255, 0.08);
  }

  .left-detail-container::before,
  .middle-content-container::before,
  .right-detail-container::before {
    background: rgba(255, 255, 255, 0.14);
  }
}

.left-detail-container {
  flex-direction: row-reverse;
  justify-content: space-between;
}

@media (min-width: 1000px) {
  .left-detail-container {
    flex-direction: column;
  }
  .polimi-logo {
    align-self: center;
  }
  .left-detail-container,
  .middle-content-container,
  .right-detail-container {
    height: auto;
  }
}

.left-detail-container-inner {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1rem;
}

@media (min-width: 1000px) {
  .left-detail-container-inner {
    margin: 2rem 0 0 0;
  }
}

.left-detail-container:hover,
.middle-content-container:hover,
.right-detail-container:hover {
  transform: translateY(-4px);
  box-shadow: var(--dm-shadow-elevated);
}

/* ============================================================
   NOTE-CARD TINTING
   Politecnico card → red variant  (#E06B5A, shadowRGB 140,42,28)
   Repository card  → yellow variant (#EAB85B, shadowRGB 132,91,13)

   Light: base color diluted 38% into surface — soft pastel tint,
          dark text stays readable.
   Dark:  neutral surface base, warmth lives only in the tinted
          border + ::after gradient — text inherits theme naturally.
   ============================================================ */

/* ── Light mode ────────────────────────────────────────────── */
.left-detail-container {
  background-color: color-mix(in srgb, #E06B5A 38%, var(--dm-surface-container-low));
  border-color: rgba(255, 255, 255, 0.35);
  box-shadow: 0 2px 8px rgba(140, 42, 28, 0.14);
  color: rgba(0, 0, 0, 0.85);
}

.left-detail-container::before {
  left: 16px;
  right: 16px;
  background: rgba(255, 255, 255, 0.75);
}

.left-detail-container::after {
  background: linear-gradient(
    to bottom right,
    rgba(255, 255, 255, 0.28) 0%,
    rgba(255, 255, 255, 0.06) 40%,
    transparent 100%
  );
}

.left-detail-container:hover {
  box-shadow: 0 4px 16px rgba(140, 42, 28, 0.20);
}

.right-detail-container {
  background-color: color-mix(in srgb, #EAB85B 38%, var(--dm-surface-container-low));
  border-color: rgba(255, 255, 255, 0.35);
  box-shadow: 0 2px 8px rgba(132, 91, 13, 0.14);
  color: rgba(0, 0, 0, 0.85);
}

.right-detail-container::before {
  left: 16px;
  right: 16px;
  background: rgba(255, 255, 255, 0.75);
}

.right-detail-container::after {
  background: linear-gradient(
    to bottom right,
    rgba(255, 255, 255, 0.28) 0%,
    rgba(255, 255, 255, 0.06) 40%,
    transparent 100%
  );
}

.right-detail-container:hover {
  box-shadow: 0 4px 16px rgba(132, 91, 13, 0.20);
}

/* Light-mode text overrides */
.left-detail-container .subsection-header-label,
.right-detail-container .subsection-header-label {
  color: rgba(0, 0, 0, 0.50);
  opacity: 1;
}

.right-detail-container .partner-username {
  color: rgba(0, 0, 0, 0.65);
}

.right-detail-container .partner-username:hover {
  color: rgba(0, 0, 0, 0.90);
}

.right-detail-container .github-link-button {
  background-color: rgba(0, 0, 0, 0.08);
  border-color: rgba(0, 0, 0, 0.12);
  color: rgba(0, 0, 0, 0.70);
}

.right-detail-container .github-link-button:hover {
  background-color: rgba(0, 0, 0, 0.13);
}

/* ── Dark mode — neutral surface, warm accent only ─────────── */
@media (prefers-color-scheme: dark) {
  .left-detail-container {
    background-color: var(--dm-surface-container);
    border-color: rgba(224, 107, 90, 0.30);
    box-shadow: 0 2px 8px rgba(140, 42, 28, 0.25);
    color: var(--dm-on-surface);
  }

  .left-detail-container::before {
    left: 0; right: 0;
    background: rgba(255, 255, 255, 0.14);
  }

  .left-detail-container::after {
    background: linear-gradient(
      135deg,
      rgba(224, 107, 90, 0.22) 0%,
      transparent 65%
    );
  }

  .left-detail-container:hover {
    box-shadow: 0 4px 16px rgba(140, 42, 28, 0.35);
  }

  .right-detail-container {
    background-color: var(--dm-surface-container);
    border-color: rgba(234, 184, 91, 0.28);
    box-shadow: 0 2px 8px rgba(132, 91, 13, 0.25);
    color: var(--dm-on-surface);
  }

  .right-detail-container::before {
    left: 0; right: 0;
    background: rgba(255, 255, 255, 0.14);
  }

  .right-detail-container::after {
    background: linear-gradient(
      135deg,
      rgba(234, 184, 91, 0.20) 0%,
      transparent 65%
    );
  }

  .right-detail-container:hover {
    box-shadow: 0 4px 16px rgba(132, 91, 13, 0.35);
  }

  /* Revert text overrides to theme defaults */
  .left-detail-container .subsection-header-label,
  .right-detail-container .subsection-header-label {
    color: var(--dm-on-surface-variant);
  }

  .right-detail-container .partner-username {
    color: var(--dm-on-surface-variant);
  }

  .right-detail-container .partner-link:hover,
  .right-detail-container .partner-username:hover {
    color: var(--dm-on-surface);
  }

  .right-detail-container .github-link-button {
    background-color: var(--dm-surface-container-high);
    border-color: var(--dm-outline-variant);
    color: var(--dm-on-surface);
  }

  .right-detail-container .github-link-button:hover {
    background-color: var(--dm-surface-container-highest);
  }
}

.middle-content-container {
  flex: 2.5;
}

/* The middle card is white-on-near-white, so a solid line only shows where
   the corner gradient sits behind it and looks cut short. Fade it out
   symmetrically at both ends instead, matching the siblings' 16px inset. */
.middle-content-container::before {
  left: 16px;
  right: 16px;
  background: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0) 0%,
    rgba(255, 255, 255, 0.95) 12%,
    rgba(255, 255, 255, 0.95) 88%,
    rgba(255, 255, 255, 0) 100%
  );
}

@media (prefers-color-scheme: dark) {
  .middle-content-container::before {
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.14);
  }
}

.left-detail-container,
.right-detail-container {
  max-width: 300px;
}

@media (max-width: 1000px) {
  .main-content-container {
    flex-direction: column;
  }
  .left-detail-container,
  .middle-content-container,
  .right-detail-container {
    width: 100%;
    max-width: 100%;
  }
}

.section-title-bar {
  padding: 0;
}

.middle-section-title {
  font-size: 2rem;
  color: var(--dm-on-surface);
  font-weight: 700;
}

.content {
  text-align: justify;
  hyphens: auto;
  text-justify: inter-word;
  color: var(--dm-on-surface);
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.1px;
  line-height: 1.6;
}

.course-container,
.skills-container {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0;
}

.subsection-header-label {
  font-weight: 600;
  color: var(--dm-on-surface-variant);
  opacity: 0.65;
  margin: 0;
}

.project-popup-skill-pills-container {
  margin: 0.5rem 0 0 0;
  justify-content: flex-start;
  align-items: flex-start;
}

.degree-badge-container {
  margin: 0.25rem 0 0 0;
}

@media (min-width: 1000px) {
  .project-exam-course {
    font-size: 0.9rem;
  }
}

.polimi-logo {
  pointer-events: none;
  -webkit-touch-callout: none;
  -webkit-user-drag: none;
  user-select: none;
  -webkit-user-select: none;
  height: 5rem;
}

@media (prefers-color-scheme: dark) {
  .polimi-logo {
    filter: invert(1);
  }
}

.right-content-container-inner {
  display: flex;
  flex-direction: column;
}

#github-group-partners {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.partner-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
}

.partner-link:hover {
  text-decoration: underline;
}

.partner-avatar {
  width: 1.3rem;
  border-radius: 999px;
}

.partner-username {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--dm-on-surface-variant);
}

.partner-username:hover {
  color: var(--dm-primary);
}

.project-type-image {
  width: 3.5rem;
  align-self: center;
}

@media (max-width: 1000px) {
  .right-detail-container {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
  }
}

.github-link-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.6rem 1rem;
  background-color: var(--dm-surface-container-high);
  border: 1px solid var(--dm-outline-variant);
  border-radius: 9999px;
  text-decoration: none;
  font-weight: 600;
  color: var(--dm-on-surface);
  transition: transform 0.2s cubic-bezier(0.22, 1, 0.36, 1),
              background-color 0.2s ease,
              box-shadow 0.2s ease;
}

.github-link-button:hover {
  transform: scale(1.06);
  background-color: var(--dm-surface-container-highest);
  box-shadow: var(--dm-shadow-card);
}

.github-icon {
  width: 1.4rem;
  height: 1.4rem;
  color: var(--dm-on-surface);
}

.github-link-text {
  font-size: 0.9rem;
}

.github-icon-link-container {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

@media (min-width: 1000px) {
  .github-icon-link-container {
    align-self: center;
  }
}

.full-width-container {
  flex-direction: column;
  margin: 2rem 0;
  text-align: start;
}

.full-width-container > .middle-content-container {
  background: none;
  border: none;
  box-shadow: none;
  border-radius: 0;
  padding: 0;
  overflow: visible;
}

.full-width-container > .middle-content-container::before,
.full-width-container > .middle-content-container::after {
  display: none;
}

.full-width-container > .middle-content-container:hover {
  transform: none;
  box-shadow: none;
}