/* ==========================================================================
   Cliff Wings — Portfolio
   Design: systems-log / case-file aesthetic
   ========================================================================== */

:root {
  --void: #0a0d12;
  --panel: #12161d;
  --panel-raised: #171c25;
  --line: #232a37;
  --ink: #e7e9ee;
  --muted: #8891a3;
  --dim: #565f70;
  --signal: #ff7a45;
  --signal-dim: #ff7a4522;
  --tech: #4ADE80;
  --tech-dim: #5eead422;

  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --display: "Space Grotesk", sans-serif;
  --body: "Inter", sans-serif;

  --max: 1120px;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  margin: 0;
  background: var(--void);
  background-image:
    radial-gradient(ellipse 900px 500px at 15% -10%, #1a2230 0%, transparent 60%),
    radial-gradient(ellipse 700px 500px at 100% 0%, #1a1c26 0%, transparent 55%);
  color: var(--ink);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }

img { max-width: 100%; display: block; }

.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 28px;
}

/* ---------- focus ---------- */
a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--tech);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ---------- nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(10, 13, 18, 0.82);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 18px 28px;
  max-width: var(--max);
  margin: 0 auto;
}

.nav-mark {
  font-family: var(--mono);
  font-size: 14px;
  letter-spacing: 0.02em;
  text-decoration: none;
  color: var(--ink);
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-mark .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--signal);
  box-shadow: 0 0 8px var(--signal);
}

.nav-links {
  display: flex;
  gap: 28px;
  list-style: none;
  margin: 0 auto 0 0;
  padding: 0;
  font-family: var(--mono);
  font-size: 13px;
}

.nav-links a {
  text-decoration: none;
  color: var(--muted);
  transition: color 0.15s ease;
  padding-bottom: 3px;
  border-bottom: 1px solid transparent;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--ink);
  border-bottom-color: var(--signal);
}

.nav-links .num {
  color: var(--dim);
  margin-right: 2px;
}

/* ---------- language toggle ---------- */
.lang-toggle {
  display: flex;
  border: 1px solid var(--line);
  border-radius: 6px;
  overflow: hidden;
  flex: none;
}

.lang-toggle button {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  background: transparent;
  border: none;
  color: var(--muted);
  padding: 7px 12px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.lang-toggle button + button {
  border-left: 1px solid var(--line);
}

.lang-toggle button:hover { color: var(--ink); }

.lang-toggle button.on {
  background: var(--tech);
  color: var(--void);
  font-weight: 600;
}

/* ---------- eyebrow / labels ---------- */
.eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--tech);
  margin-bottom: 18px;
}

/* ---------- terminal status line ---------- */
.status-line {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--muted);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 10px 16px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 32px;
}

.status-line .led {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--signal);
  box-shadow: 0 0 6px var(--signal);
  flex: none;
  animation: pulse 2.2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

.status-line .cursor {
  display: inline-block;
  width: 7px;
  height: 14px;
  background: var(--tech);
  margin-left: 2px;
  animation: blink 1s steps(1) infinite;
  vertical-align: middle;
}

@keyframes blink {
  0%, 49% { opacity: 1; }
  50%, 100% { opacity: 0; }
}

/* ---------- hero ---------- */
.hero {
  padding-block: 72px 88px;
  border-bottom: 1px solid var(--line);
}

.hero h1 {
  font-family: var(--display);
  font-size: clamp(2.6rem, 6vw, 4.6rem);
  line-height: 1.02;
  margin: 0 0 20px;
  letter-spacing: -0.01em;
}

.hero h1 .accent { color: var(--signal); }

.hero .lede {
  max-width: 640px;
  font-size: 1.15rem;
  color: var(--muted);
  margin: 0 0 36px;
}

.hero .lede strong { color: var(--ink); font-weight: 600; }

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 52px;
}

.btn {
  font-family: var(--mono);
  font-size: 13px;
  text-decoration: none;
  padding: 12px 20px;
  border-radius: 6px;
  border: 1px solid var(--line);
  color: var(--ink);
  transition: all 0.15s ease;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.btn:hover { border-color: var(--tech); color: var(--tech); }

.btn.primary {
  background: var(--signal);
  border-color: var(--signal);
  color: #191008;
  font-weight: 600;
}

.btn.primary:hover {
  background: #ff8c5e;
  border-color: #ff8c5e;
  color: #191008;
}

/* ---------- tag rows (stack) ---------- */
.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tag {
  font-family: var(--mono);
  font-size: 12px;
  padding: 6px 12px;
  border: 1px solid var(--line);
  border-radius: 4px;
  color: var(--muted);
  background: var(--panel);
}

/* ---------- section shell ---------- */
.section {
  padding-block: 84px;
  border-bottom: 1px solid var(--line);
}

.section:last-of-type { border-bottom: none; }

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
  margin-bottom: 44px;
  flex-wrap: wrap;
}

.section-head h2 {
  font-family: var(--display);
  font-size: clamp(1.7rem, 3.4vw, 2.4rem);
  margin: 0;
}

.section-head .see-all {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--tech);
  text-decoration: none;
  white-space: nowrap;
}

.section-head .see-all:hover { text-decoration: underline; }

/* ---------- case cards ---------- */
.case-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.case-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.case {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 26px;
  position: relative;
  transition: border-color 0.15s ease, transform 0.15s ease;
}

.case:hover {
  border-color: #333c4d;
  transform: translateY(-2px);
}

.case-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 14px;
}

.case-id {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--dim);
  letter-spacing: 0.04em;
}

.stamp {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 4px 9px;
  border-radius: 4px;
  border: 1px solid;
  transform: rotate(-2deg);
  white-space: nowrap;
  font-weight: 600;
}

.stamp.active {
  color: var(--signal);
  border-color: var(--signal);
  background: var(--signal-dim);
}

.stamp.shipped {
  color: var(--tech);
  border-color: var(--tech);
  background: var(--tech-dim);
}

.stamp.classified {
  color: var(--muted);
  border-color: var(--dim);
  background: #ffffff08;
}

.case h3 {
  font-family: var(--display);
  font-size: 1.28rem;
  margin: 0 0 8px;
}

.case .org {
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--muted);
  margin: 0 0 14px;
}

.case p.desc {
  color: var(--muted);
  font-size: 0.94rem;
  margin: 0 0 18px;
}

.case .tag-row { margin-bottom: 4px; }

/* ---------- testimonials (about page field reports) ---------- */
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  align-items: start;
  gap: 22px;
}

.testimonial {
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 3px solid var(--tech);
  border-radius: 10px;
  padding: 24px 26px;
}

.testimonial blockquote {
  margin: 0 0 14px;
  color: var(--ink);
  font-family: var(--body);
  font-size: 14.5px;
  line-height: 1.6;
}

.testimonial cite {
  display: block;
  font-family: var(--mono);
  font-size: 11px;
  font-style: normal;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--dim);
}

.case-list .case {
  padding: 24px 28px;
}

.case-list .case-body {
  display: grid;
  grid-template-columns: 200px minmax(0, 1fr) 200px;
  gap: 24px;
  align-items: start;
}

.case-list .case-meta {
  font-family: var(--mono);
}

.case-list .case-meta .case-id { display: block; margin-bottom: 8px; }
.case-list .case-meta .year { color: var(--muted); font-size: 12.5px; }

.case-list .case-main h3 { margin-bottom: 6px; }

.case-list .case-main {
  min-width: 0;
  overflow-wrap: anywhere;
}

.case-store-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 16px;
}

.case-store-link {
  color: var(--tech);
  font: 12px var(--mono);
  text-decoration: none;
}

.case-store-link:hover { text-decoration: underline; }

.case-body-redacted {
  grid-template-columns: 200px 1fr 200px;
  align-items: center;
}

.case-redacted .case-main h3 {
  margin: 0;
  color: var(--muted);
}

.case-redacted {
  background: repeating-linear-gradient(
    135deg,
    var(--panel),
    var(--panel) 10px,
    var(--panel-raised) 10px,
    var(--panel-raised) 20px
  );
}

/* ---------- capability log (about / stack list) ---------- */
.log {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel);
  overflow: hidden;
}

.log-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 22px;
  border-bottom: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 13.5px;
}

.log-row:last-child { border-bottom: none; }

.log-row .name { color: var(--ink); }
.log-row .years { color: var(--muted); }

/* ---------- skills bar chart (home stats / about skills log) ---------- */
.chart-axis {
  display: flex;
  justify-content: space-between;
  padding: 12px 22px 8px;
  border-bottom: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--dim);
}

.chart-row {
  padding: 14px 22px;
  border-bottom: 1px solid var(--line);
}

.chart-row:last-child { border-bottom: none; }

.chart-row-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 9px;
  font-family: var(--mono);
  font-size: 13.5px;
}

.chart-row-head .name { color: var(--ink); }
.chart-row-head .years { color: var(--muted); white-space: nowrap; }

.chart-bar-track {
  position: relative;
  height: 10px;
  background: #ffffff0d;
  border-radius: 5px;
  overflow: hidden;
}

.chart-bar-fill {
  height: 100%;
  background: var(--tech);
  border-radius: 5px;
}

.chart-gridline {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 1px;
  background: var(--void);
  opacity: 0.55;
}

/* ---------- two-col ---------- */
.two-col {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
}

.about-copy p { color: var(--muted); }
.about-copy p strong { color: var(--ink); }

.about-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: clamp(48px, 8vw, 100px);
  align-items: center;
  padding-block: 64px 72px;
  border-bottom: 1px solid var(--line);
}

.about-hero h1 {
  font-family: var(--display);
  font-size: clamp(2.8rem, 6vw, 4.8rem);
  line-height: 1.02;
  letter-spacing: -0.02em;
  margin: 0 0 20px;
}

.about-hero-copy > p {
  max-width: 620px;
  color: var(--muted);
  font-size: 1.15rem;
  margin: 0;
}

.portrait-frame {
  margin: 0;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel);
  transform: rotate(1.5deg);
}

.portrait-frame img {
  display: block;
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  object-position: center;
  border-radius: 5px;
  filter: saturate(0.82) contrast(1.04);
}

.portrait-frame figcaption {
  padding: 10px 4px 2px;
  color: var(--dim);
  font: 11px var(--mono);
  letter-spacing: 0.08em;
}

.about-story .about-copy {
  max-width: 780px;
  columns: 2;
  column-gap: 60px;
}

.about-story .about-copy p:first-child { margin-top: 0; }
.about-section-title {
  font-family: var(--display);
  font-size: 1.8rem;
  margin: 0 0 32px;
}

.principles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.principle-card {
  min-height: 190px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.principle-num {
  color: var(--tech);
  font: 12px var(--mono);
}

.principle-card h3 {
  font-family: var(--display);
  font-size: 1.2rem;
  margin: 28px 0 10px;
}

.principle-card p { color: var(--muted); margin: 0; }
.compact-timeline .timeline-item { padding: 14px 0; }
.about-credentials {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}

/* ---------- timeline (about page) ---------- */
.timeline {
  display: flex;
  flex-direction: column;
}

.timeline-item {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 20px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.timeline-item:last-child { border-bottom: none; }

.timeline-item .yr {
  font-family: var(--mono);
  color: var(--dim);
  font-size: 13px;
  padding-top: 2px;
}

.timeline-item h4 {
  margin: 0 0 4px;
  font-family: var(--display);
  font-size: 1.05rem;
}

.timeline-item p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

/* ---------- contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.contact-intro {
  max-width: 620px;
  margin: -14px 0 28px;
  color: var(--muted);
}

.contact-card {
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: 8px;
  padding: 18px 20px;
  text-decoration: none;
}

.contact-card .k {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--dim);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  display: block;
  margin-bottom: 6px;
}

.contact-card .v {
  font-family: var(--mono);
  font-size: 14px;
  color: var(--ink);
}

.contact-card:hover .v { color: var(--tech); }

/* ---------- footer ---------- */
.site-footer {
  padding-block: 40px 60px;
}

.footer-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--dim);
}

.footer-row a {
  color: var(--dim);
  text-decoration: none;
}

.footer-row a:hover { color: var(--tech); }

/* ---------- page intro (projects/about) ---------- */
.page-hero {
  padding-block: 56px 40px;
  border-bottom: 1px solid var(--line);
}

.page-hero h1 {
  font-family: var(--display);
  font-size: clamp(2rem, 4.4vw, 3rem);
  margin: 0 0 14px;
}

.page-hero p {
  color: var(--muted);
  max-width: 560px;
  font-size: 1.02rem;
}

.filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 28px 0 0;
  font-family: var(--mono);
  font-size: 12.5px;
}

.filter-row button {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--muted);
  padding: 8px 14px;
  border-radius: 5px;
  cursor: pointer;
  font-family: var(--mono);
  font-size: 12.5px;
  transition: all 0.15s ease;
}

.filter-row button:hover { color: var(--ink); border-color: #333c4d; }

.filter-row button.on {
  color: var(--void);
  background: var(--tech);
  border-color: var(--tech);
  font-weight: 600;
}

/* ---------- responsive ---------- */
@media (max-width: 900px) {
  .case-grid { grid-template-columns: 1fr; }
  .case-list .case-body {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .two-col { grid-template-columns: 1fr; gap: 40px; }
  .contact-grid { grid-template-columns: 1fr; }
  .testimonial-grid { grid-template-columns: 1fr; }
  .nav-links { gap: 16px; font-size: 12px; }
  .about-hero { grid-template-columns: 1fr 260px; gap: 36px; }
  .principles-grid { grid-template-columns: 1fr; }
  .principle-card { min-height: 0; }
  .about-credentials { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 640px) {
  .nav { flex-wrap: wrap; row-gap: 10px; }
  .nav-links { order: 3; width: 100%; margin: 0; }
  .lang-toggle button { padding: 6px 10px; }
  .about-hero { grid-template-columns: 1fr; padding-block: 48px 56px; }
  .portrait-frame { max-width: 300px; transform: rotate(1deg); }
  .about-story .about-copy { columns: 1; }
}

@media (max-width: 560px) {
  .wrap { padding: 0 18px; }
  .nav { padding: 16px 18px; }
  .hero { padding-block: 48px 56px; }
  .section { padding-block: 56px; }
  .timeline-item { grid-template-columns: 70px 1fr; }
}