/* ============================================
   Portfolio Page Styles — Terminal Cartography
   Stark monochrome + technical aesthetic
   ============================================ */

/* --- Design Tokens --- */
.portfolio-page {
  --bg: #060606;
  --bg-card: rgba(255, 255, 255, 0.03);
  --text: #f0f0f0;
  --text-secondary: #777777;
  --text-tertiary: #444444;
  --line: rgba(255, 255, 255, 0.12);
  --line-strong: rgba(255, 255, 255, 0.25);
  --accent: #00d4ff;
  --accent-dim: rgba(0, 212, 255, 0.15);
  --font-display: "Darker Grotesque", sans-serif;
  --font-mono: "IBM Plex Mono", "SF Mono", "Fira Code", monospace;
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 32px;
  --space-xl: 64px;
  --space-2xl: 120px;
}

/* --- Canvas Background --- */
#bg-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
  pointer-events: none;
}

/* --- Base --- */
.portfolio-page {
  position: relative;
  z-index: 1;
  background: transparent;
  margin: -30px;
  padding: 0 30px 80px;
}

.page-content:has(.portfolio-page) {
  background-color: #060606;
}

body:has(.portfolio-page) {
  background-color: #060606;
}

body:has(.portfolio-page) .site-header {
  background-color: rgba(6, 6, 6, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
  border-top: none;
}

body:has(.portfolio-page) .site-header .site-title,
body:has(.portfolio-page) .site-header .site-title:visited {
  color: #f0f0f0;
  font-family: "IBM Plex Mono", monospace;
  font-weight: 400;
  letter-spacing: 0.02em;
}

body:has(.portfolio-page) .site-header .site-nav .page-link {
  color: #777777;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

body:has(.portfolio-page) .site-header .site-nav .page-link:hover {
  color: #f0f0f0;
}

body:has(.portfolio-page) .site-header .site-nav .nav-trigger ~ .trigger {
  background-color: rgba(6, 6, 6, 0.95);
  border-color: rgba(255, 255, 255, 0.12);
}

body:has(.portfolio-page) .site-header .site-nav .menu-icon > svg {
  fill: #777777;
}

body:has(.portfolio-page) .site-footer {
  background-color: #060606;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  color: #444444;
}

body:has(.portfolio-page) .site-footer a {
  color: #777777;
}

body:has(.portfolio-page) .site-footer a:hover {
  color: #00d4ff;
}

body:has(.portfolio-page) .site-footer .footer-heading {
  color: #f0f0f0;
  font-family: "IBM Plex Mono", monospace;
}

body:has(.portfolio-page) .site-footer .contact-list,
body:has(.portfolio-page) .site-footer .social-media-list {
  color: #444444;
}

body:has(.portfolio-page) .site-footer .social-media-list .svg-icon {
  fill: #444444;
}

body:has(.portfolio-page) .site-footer .social-media-list a:hover .svg-icon {
  fill: #00d4ff;
}

.portfolio-page *,
.portfolio-page *::before,
.portfolio-page *::after {
  box-sizing: border-box;
}

.portfolio-page .pf-container {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 24px;
}

/* --- Hero --- */
.portfolio-page .pf-hero {
  padding: 100px 0 var(--space-xl);
  border-bottom: 1px solid var(--line);
}

.portfolio-page .pf-hero__greeting {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin: 0 0 var(--space-md);
}

.portfolio-page .pf-hero__title {
  font-family: var(--font-display);
  font-size: 5.5rem;
  font-weight: 300;
  line-height: 0.95;
  color: var(--text);
  margin: 0 0 var(--space-md);
  letter-spacing: -0.03em;
}

.portfolio-page .pf-hero__subtitle {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin: 0 0 var(--space-lg);
}

.portfolio-page .pf-hero__description {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  line-height: 1.8;
  color: var(--text-secondary);
  max-width: 520px;
  margin: 0 0 40px;
}

.portfolio-page .pf-hero__links {
  display: flex;
  align-items: center;
  gap: 28px;
}

/* --- Links --- */
.portfolio-page .pf-link {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 400;
  color: var(--text-secondary);
  text-decoration: none;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  transition:
    color 200ms ease,
    border-color 200ms ease;
}

.portfolio-page .pf-link:hover {
  color: var(--text);
  border-bottom-color: var(--text);
}

.portfolio-page .pf-link--primary {
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.portfolio-page .pf-link--primary:hover {
  color: #ffffff;
  border-bottom-color: var(--accent);
}

.portfolio-page .pf-link--primary svg {
  width: 14px;
  height: 14px;
  transition: transform 200ms ease;
}

.portfolio-page .pf-link--primary:hover svg {
  transform: translateX(4px);
}

/* --- Sections --- */
.portfolio-page .pf-section {
  padding: var(--space-2xl) 0;
  border-bottom: 1px solid var(--line);
}

.portfolio-page .pf-section:last-child {
  border-bottom: none;
}

.portfolio-page .pf-section__header {
  margin-bottom: 56px;
}

.portfolio-page .pf-section__title {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin: 0 0 0;
}

.portfolio-page .pf-section__subtitle {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-tertiary);
  margin: 8px 0 0;
  letter-spacing: 0.02em;
}

/* --- Project Cards --- */
.portfolio-page .pf-projects {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1px;
  border: 1px solid var(--line);
}

.portfolio-page .pf-project-card {
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--line);
  border-right: 1px solid var(--line);
  padding: 32px;
  position: relative;
  overflow: hidden;
  transition: background 250ms ease;
}

.portfolio-page .pf-project-card::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--text);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 400ms cubic-bezier(0.25, 0.1, 0.25, 1);
}

.portfolio-page .pf-project-card:hover {
  background: var(--bg-card);
}

.portfolio-page .pf-project-card:hover::after {
  transform: scaleX(1);
}

.portfolio-page .pf-project-card__header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 12px;
}

.portfolio-page .pf-project-card__title {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 400;
  line-height: 1.1;
  color: var(--text);
  margin: 0;
}

.portfolio-page .pf-project-card__year {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--text-tertiary);
  flex-shrink: 0;
  margin-left: 16px;
  letter-spacing: 0.06em;
}

.portfolio-page .pf-project-card__description {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--text-secondary);
  margin: 0 0 20px;
}

.portfolio-page .pf-project-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 20px;
}

.portfolio-page .pf-project-card__links {
  margin-top: auto;
}

/* --- Tags --- */
.portfolio-page .pf-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  padding: 3px 10px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--text-secondary);
  transition:
    border-color 200ms ease,
    color 200ms ease;
}

.portfolio-page .pf-tag:hover {
  border-color: var(--line-strong);
  color: var(--text);
}

.portfolio-page .pf-tag--sage {
  color: var(--text-secondary);
  border-color: var(--line);
}

.portfolio-page .pf-tag--sage:hover {
  border-color: var(--line-strong);
  color: var(--text);
}

/* --- Project Links --- */
.portfolio-page .pf-project-link {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 400;
  color: var(--accent);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-bottom: 1px solid transparent;
  padding-bottom: 1px;
  transition:
    color 200ms ease,
    border-color 200ms ease;
}

.portfolio-page .pf-project-link:hover {
  color: #ffffff;
  border-bottom-color: var(--accent);
}

.portfolio-page .pf-project-link svg {
  width: 12px;
  height: 12px;
  transition: transform 200ms ease;
}

.portfolio-page .pf-project-link:hover svg {
  transform: translateX(4px);
}

/* --- Experience Timeline --- */
.portfolio-page .pf-timeline {
  position: relative;
  padding-left: 36px;
}

.portfolio-page .pf-timeline::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 4px;
  bottom: 4px;
  width: 1px;
  background: var(--line);
}

.portfolio-page .pf-timeline__item {
  position: relative;
  padding-bottom: 48px;
}

.portfolio-page .pf-timeline__item:last-child {
  padding-bottom: 0;
}

.portfolio-page .pf-timeline__marker {
  position: absolute;
  left: -34px;
  top: 5px;
  width: 7px;
  height: 7px;
  border: 1px solid var(--text);
  background: var(--bg);
  transform: rotate(45deg);
}

.portfolio-page .pf-timeline__header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 6px;
}

.portfolio-page .pf-timeline__role {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 400;
  line-height: 1.2;
  color: var(--text);
  margin: 0;
}

.portfolio-page .pf-timeline__period {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--text-tertiary);
  white-space: nowrap;
  letter-spacing: 0.06em;
}

.portfolio-page .pf-timeline__company {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 400;
  color: var(--text-secondary);
  margin: 0 0 8px;
  letter-spacing: 0.02em;
}

.portfolio-page .pf-timeline__description {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--text-secondary);
  margin: 0;
}

/* --- Skills --- */
.portfolio-page .pf-skills {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
}

.portfolio-page .pf-skills__category-title {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin: 0 0 var(--space-md);
}

.portfolio-page .pf-skills__category-title::before {
  content: "> ";
  color: var(--accent);
}

.portfolio-page .pf-skills__items {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.portfolio-page .pf-skill-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 400;
  color: var(--text-secondary);
  padding: 5px 12px;
  border: 1px solid var(--line);
  background: transparent;
  transition:
    border-color 200ms ease,
    color 200ms ease,
    box-shadow 200ms ease;
}

.portfolio-page .pf-skill-tag:hover {
  border-color: var(--accent);
  color: var(--text);
  box-shadow: 0 0 8px rgba(0, 212, 255, 0.1);
}

/* --- Blog --- */
.portfolio-page .pf-blog {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.portfolio-page .pf-blog-card {
  border-bottom: 1px solid var(--line);
}

.portfolio-page .pf-blog-card:last-child {
  border-bottom: none;
}

.portfolio-page .pf-blog-card__link {
  display: block;
  padding: 24px 0;
  text-decoration: none;
  transition: padding-left 200ms ease;
}

.portfolio-page .pf-blog-card__link:hover {
  padding-left: 12px;
}

.portfolio-page .pf-blog-card__header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 6px;
}

.portfolio-page .pf-blog-card__title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--text);
  margin: 0;
  transition: color 200ms ease;
}

.portfolio-page .pf-blog-card__link:hover .pf-blog-card__title {
  color: var(--accent);
}

.portfolio-page .pf-blog-card__date {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--text-tertiary);
  white-space: nowrap;
  flex-shrink: 0;
  letter-spacing: 0.06em;
}

.portfolio-page .pf-blog-card__excerpt {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--text-secondary);
  margin: 0;
}

.portfolio-page .pf-blog__empty {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--text-tertiary);
  text-align: center;
  padding: 48px 0;
}

/* --- CTA --- */
.portfolio-page .pf-section--cta {
  text-align: center;
  border-bottom: none;
}

.portfolio-page .pf-cta__title {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 300;
  color: var(--text);
  margin: 0 0 var(--space-md);
}

.portfolio-page .pf-cta__description {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--text-secondary);
  max-width: 420px;
  margin: 0 auto 32px;
}

.portfolio-page .pf-cta__links {
  display: flex;
  justify-content: center;
  gap: 28px;
}

/* --- Divider --- */
.portfolio-page .pf-divider {
  width: 48px;
  height: 1px;
  background: var(--line-strong);
  margin: 0 auto 28px;
}

/* ============================================
   Animations
   ============================================ */

@keyframes pf-fadeInUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.portfolio-page .pf-hero-anim {
  opacity: 0;
  animation: pf-fadeInUp 700ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

.portfolio-page .pf-reveal {
  opacity: 0;
  transform: translateY(20px);
  transition:
    opacity 500ms cubic-bezier(0.22, 1, 0.36, 1),
    transform 500ms cubic-bezier(0.22, 1, 0.36, 1);
}

.portfolio-page .pf-reveal.pf-revealed {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .portfolio-page .pf-hero-anim {
    opacity: 1;
    animation: none;
    transform: none;
  }

  .portfolio-page .pf-reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ============================================
   Responsive
   ============================================ */

@media (max-width: 860px) {
  .portfolio-page .pf-hero {
    padding: 72px 0 56px;
  }

  .portfolio-page .pf-hero__title {
    font-size: 3.5rem;
  }

  .portfolio-page .pf-section {
    padding: 80px 0;
  }

  .portfolio-page .pf-section__header {
    margin-bottom: 40px;
  }

  .portfolio-page .pf-projects {
    grid-template-columns: 1fr;
    max-width: 560px;
  }

  .portfolio-page .pf-skills {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
  }
}

@media (max-width: 600px) {
  .portfolio-page {
    margin: -15px;
    padding: 0 15px 48px;
  }

  .portfolio-page .pf-container {
    padding: 0 8px;
  }

  .portfolio-page .pf-hero {
    padding: 48px 0 40px;
  }

  .portfolio-page .pf-hero__title {
    font-size: 2.8rem;
  }

  .portfolio-page .pf-hero__subtitle {
    font-size: 0.75rem;
  }

  .portfolio-page .pf-hero__description {
    font-size: 0.8125rem;
  }

  .portfolio-page .pf-section {
    padding: 56px 0;
  }

  .portfolio-page .pf-projects {
    grid-template-columns: 1fr;
    border: none;
  }

  .portfolio-page .pf-project-card {
    padding: 24px;
    border: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    margin-bottom: -1px;
  }

  .portfolio-page .pf-skills {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .portfolio-page .pf-timeline {
    padding-left: 0;
  }

  .portfolio-page .pf-timeline::before {
    display: none;
  }

  .portfolio-page .pf-timeline__marker {
    display: none;
  }

  .portfolio-page .pf-timeline__item {
    padding-bottom: 32px;
    border-left: 1px solid var(--line);
    padding-left: 20px;
  }

  .portfolio-page .pf-hero__links {
    flex-wrap: wrap;
    gap: 16px;
  }

  .portfolio-page .pf-cta__title {
    font-size: 1.8rem;
  }

  .portfolio-page .pf-blog-card__title {
    font-size: 1.25rem;
  }
}