/* Endfield Personal Terminal - styles.css */
/* Design contract: data-ark-theme="endfield" data-ark-depth="maximal" */

:root {
  --ark-ink: var(--ink);
  --ark-paper: var(--paper);
  --ark-signal: var(--signal);
  --ark-state: var(--state);
  --ink: #191919;
  --paper: #f2f2f0;
  --signal: #fffa00;
  --state: #00ffa2;
  --muted: #747474;
  --panel: rgba(25, 25, 25, 0.84);
  --rule: rgba(25, 25, 25, 0.22);
  --paper-rule: rgba(255, 255, 255, 0.22);
  --display: "Arial Narrow", "Roboto Condensed", "DIN Condensed", sans-serif;
  --cjk: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", sans-serif;
  --technical: "Space Grotesk", "IBM Plex Sans", system-ui, sans-serif;
  --mono: "IBM Plex Mono", "SFMono-Regular", Consolas, monospace;
  --dock-h: 4.5rem;
  --rail-w: 5rem;
  --strip-h: 2.4rem;
  --ease: cubic-bezier(.22, .8, .2, 1);
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--dock-h);
}

body {
  margin: 0;
  min-width: 320px;
  font-family: var(--technical);
  background: var(--paper);
  color: var(--ink);
  overflow-x: hidden;
}

button, a { font: inherit; color: inherit; }

.skip-link {
  position: fixed;
  z-index: 200;
  inset: .75rem auto auto .75rem;
  transform: translateY(-180%);
  padding: .7rem 1rem;
  background: var(--ink);
  color: var(--paper);
  text-decoration: none;
  font-family: var(--mono);
  font-size: .75rem;
  transition: transform .2s var(--ease);
}

.skip-link:focus { transform: none; }

.terminal-shell {
  position: relative;
  min-height: 100svh;
  display: grid;
  grid-template: var(--dock-h) minmax(0, 1fr) / var(--rail-w) minmax(0, 1fr);
  background: var(--paper);
}

/* --- Charcoal Dock --- */
.charcoal-dock {
  grid-column: 2;
  position: fixed;
  top: 0;
  left: var(--rail-w);
  right: 0;
  height: var(--dock-h);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0 clamp(1rem, 3vw, 3rem);
  background: rgba(17, 17, 17, .92);
  backdrop-filter: blur(6px);
  color: #fff;
  border-bottom: 1px solid var(--paper-rule);
}

.dock-brand {
  display: flex;
  align-items: center;
  gap: .8rem;
  text-decoration: none;
}

.brand-mark {
  position: relative;
  width: 1.75rem;
  height: 1.75rem;
  color: var(--signal);
  flex: 0 0 auto;
}

.brand-mark::before,
.brand-mark::after {
  content: "";
  position: absolute;
  inset: 48% 0 auto;
  height: 2px;
  background: currentColor;
  transform: rotate(55deg);
}

.brand-mark::after { transform: rotate(-55deg); }

.dock-brand strong,
.dock-brand small { display: block; }

.dock-brand strong {
  font: 800 1rem/.9 var(--display);
  letter-spacing: -.03em;
  text-transform: uppercase;
}

.dock-brand small {
  margin-top: .28rem;
  font: .58rem/1 var(--mono);
  letter-spacing: .12em;
  color: rgba(255, 255, 255, .58);
}

.dock-status {
  display: flex;
  align-items: center;
  gap: .55rem;
  margin: 0;
  font: .64rem/1 var(--mono);
  letter-spacing: .1em;
  text-transform: uppercase;
}

.status-dot {
  width: .52rem;
  height: .52rem;
  background: var(--state);
  box-shadow: 0 0 0 0 rgba(0, 255, 162, .55);
  animation: status-pulse 1.8s infinite;
}

.dock-metric {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: .15rem;
}

.dock-metric small {
  font: .55rem/1 var(--mono);
  letter-spacing: .12em;
  color: rgba(255, 255, 255, .55);
}

.dock-metric strong {
  font: 700 1.1rem/1 var(--mono);
  color: var(--signal);
}

/* --- Pale Rail --- */
.pale-rail {
  grid-row: 1 / -1;
  grid-column: 1;
  position: fixed;
  top: 0;
  left: 0;
  width: var(--rail-w);
  height: 100vh;
  z-index: 90;
  display: flex;
  flex-direction: column;
  padding: calc(var(--dock-h) + 1rem) 0 1rem;
  border-right: 1px solid var(--rule);
  background: var(--paper);
}

.pale-rail button {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: .35rem;
  min-height: 4.5rem;
  padding: .6rem .2rem;
  border: 0;
  border-bottom: 1px solid var(--rule);
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  transition: background .25s var(--ease), color .25s var(--ease);
}

.pale-rail button::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 0;
  background: var(--signal);
  transition: width .25s var(--ease);
}

.pale-rail button[aria-current="true"],
.pale-rail button:hover,
.pale-rail button:focus-visible {
  background: var(--ink);
  color: #fff;
}

.pale-rail button[aria-current="true"]::before,
.pale-rail button:hover::before,
.pale-rail button:focus-visible::before {
  width: 4px;
}

.rail-index {
  font: 700 .9rem/1 var(--mono);
}

.rail-label {
  font: .55rem/1 var(--mono);
  letter-spacing: .08em;
  writing-mode: vertical-rl;
  text-orientation: mixed;
}

.rail-note {
  margin: auto .2rem .5rem;
  text-align: center;
  font: .55rem/1.5 var(--mono);
  letter-spacing: .08em;
  color: var(--muted);
}

/* --- Main Stage --- */
.stage {
  grid-column: 2;
  grid-row: 2;
  padding-top: var(--dock-h);
  padding-bottom: var(--strip-h);
}

.module {
  position: relative;
  min-height: 100svh;
  padding: clamp(2rem, 5vw, 5rem) clamp(1.5rem, 4vw, 4rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
  border-bottom: 1px solid var(--rule);
}

.module-header {
  margin-bottom: 2.5rem;
}

.module-index {
  margin: 0 0 .75rem;
  font: .7rem/1 var(--mono);
  letter-spacing: .12em;
  color: var(--muted);
}

.module-header h2 {
  margin: 0;
  font: 700 clamp(2.2rem, 6vw, 4.5rem)/.88 var(--display);
  letter-spacing: -.04em;
  text-transform: uppercase;
}

.module-header h2 span {
  display: inline-block;
  margin-left: .6rem;
  font: 500 .32em/1 var(--cjk);
  letter-spacing: .04em;
  text-transform: none;
  color: var(--muted);
  vertical-align: middle;
}

/* --- Module 01 Hero --- */
.module-01 {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(18rem, 22rem);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
}

.module-decoration {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.decor-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, var(--rule) 1px, transparent 1px),
    linear-gradient(to bottom, var(--rule) 1px, transparent 1px);
  background-size: 60px 60px;
  opacity: .35;
}

.decor-wedge {
  position: absolute;
  right: -5vw;
  bottom: -5vw;
  width: 28vw;
  height: 28vw;
  background: var(--signal);
  clip-path: polygon(100% 0, 0 100%, 100% 100%);
  opacity: .78;
}

.decor-shadow {
  position: absolute;
  right: 8%;
  top: 50%;
  transform: translateY(-50%);
  font: 900 28vw/1 var(--display);
  color: rgba(25, 25, 25, .045);
  user-select: none;
}

.module-content {
  position: relative;
  z-index: 2;
}

.module-eyebrow {
  margin: 0 0 1rem;
  font: .72rem/1 var(--mono);
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
}

.module-01 h1 {
  margin: 0 0 1.5rem;
  font: 900 clamp(4rem, 12vw, 10rem)/.82 var(--display);
  letter-spacing: -.05em;
  text-transform: uppercase;
}

.title-latin {
  display: block;
  margin-top: .25rem;
  font: 500 .18em/1 var(--mono);
  letter-spacing: .18em;
  color: var(--muted);
}

.role-list {
  margin: 0 0 2.5rem;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: .8rem;
}

.role-list li {
  display: flex;
  align-items: baseline;
  gap: 1rem;
}

.role-list small {
  font: .65rem/1 var(--mono);
  letter-spacing: .1em;
  color: var(--muted);
  min-width: 6.5rem;
}

.role-list span {
  font: 1.05rem/1.2 var(--cjk);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

/* --- Buttons --- */
.ark-button {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .6rem;
  min-height: 2.8rem;
  padding: 0 1.4rem;
  border: 1px solid var(--ink);
  background: transparent;
  color: var(--ink);
  font: 600 .78rem/1 var(--technical);
  letter-spacing: .06em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  overflow: hidden;
  transition: background .25s var(--ease), color .25s var(--ease), transform .25s var(--ease);
}

.ark-button::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 0;
  background: var(--signal);
  transition: width .25s var(--ease);
  z-index: -1;
}

.ark-button:hover,
.ark-button:focus-visible {
  transform: translateX(4px);
}

.ark-button:hover::before,
.ark-button:focus-visible::before {
  width: 100%;
}

.ark-button.primary {
  background: var(--ink);
  color: var(--paper);
}

.ark-button.primary::before {
  background: var(--signal);
}

.ark-button.primary:hover,
.ark-button.primary:focus-visible {
  color: var(--ink);
}

.ark-button:disabled {
  opacity: .45;
  cursor: not-allowed;
}

.ark-button:disabled::before { display: none; }

button:focus-visible,
a:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 3px;
}

/* --- Telemetry Panel --- */
.telemetry-panel {
  position: relative;
  z-index: 2;
  background: var(--panel);
  color: #fff;
  padding: 1.4rem;
  border: 1px solid rgba(255, 255, 255, .12);
  box-shadow: 14px 14px 0 rgba(255, 250, 0, .28);
}

.panel-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: .9rem;
  margin-bottom: 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, .16);
  font: .62rem/1 var(--mono);
  letter-spacing: .1em;
}

.panel-status {
  color: var(--state);
}

.telemetry-panel dl {
  margin: 0;
  display: grid;
  gap: 1rem;
}

.telemetry-panel dl > div {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
}

.telemetry-panel dt {
  font: .6rem/1 var(--mono);
  letter-spacing: .1em;
  color: rgba(255, 255, 255, .55);
}

.telemetry-panel dd {
  margin: 0;
  font: 700 .95rem/1 var(--mono);
}

.signal-good { color: var(--state); }

.metric-value {
  font-variant-numeric: tabular-nums;
}

.telemetry-bar {
  display: flex;
  gap: 4px;
  margin-top: 1.2rem;
  height: 4px;
}

.telemetry-bar span {
  flex: 1;
  background: rgba(255, 255, 255, .18);
  animation: telemetry-breathe 2s ease-in-out infinite;
}

.telemetry-bar span:nth-child(2) { animation-delay: .2s; }
.telemetry-bar span:nth-child(3) { animation-delay: .4s; }
.telemetry-bar span:nth-child(4) { animation-delay: .6s; }
.telemetry-bar span:nth-child(5) { animation-delay: .8s; }

/* --- Identity Grid --- */
.identity-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
}

.id-card {
  background: var(--paper);
  padding: 1.5rem;
  transition: background .25s var(--ease);
}

.id-card:hover { background: #fff; }

.id-card.wide {
  grid-column: 1 / -1;
}

.id-card small {
  display: block;
  margin-bottom: .6rem;
  font: .6rem/1 var(--mono);
  letter-spacing: .1em;
  color: var(--muted);
}

.id-card strong {
  font: 700 1.15rem/1.2 var(--cjk);
}

.id-card p {
  margin: 0;
  font: 1rem/1.7 var(--cjk);
  max-width: 54rem;
}

/* --- Skills --- */
.skill-matrix {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
}

.skill-card {
  position: relative;
  background: var(--paper);
  padding: 1.8rem;
  transition: transform .3s var(--ease), background .25s var(--ease);
}

.skill-card:hover {
  transform: translateY(-6px);
  background: #fff;
}

.skill-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 0;
  background: var(--signal);
  transition: width .3s var(--ease);
}

.skill-card:hover::before { width: 4px; }

.skill-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: .6rem;
}

.skill-head strong {
  font: 700 1.15rem/1 var(--display);
  letter-spacing: -.02em;
}

.skill-head span {
  font: .6rem/1 var(--mono);
  color: var(--muted);
  letter-spacing: .08em;
}

.skill-card > p {
  margin: 0 0 1.2rem;
  font: .9rem/1.5 var(--cjk);
  color: var(--muted);
}

.skill-bar {
  height: 6px;
  background: rgba(25, 25, 25, .1);
  margin-bottom: .5rem;
  overflow: hidden;
}

.skill-bar span {
  display: block;
  height: 100%;
  width: 0;
  background: var(--signal);
  transition: width 1s var(--ease);
}

.skill-level {
  font: 700 .8rem/1 var(--mono);
  color: var(--ink);
}

/* --- Routes --- */
.route-track {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.5rem;
}

.route-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 1.6rem;
  border: 1px solid var(--rule);
  background: var(--paper);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
}

.route-card:hover {
  transform: translateY(-8px);
  box-shadow: 10px 10px 0 rgba(255, 250, 0, .22);
}

.route-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  padding-bottom: .8rem;
  border-bottom: 1px solid var(--rule);
}

.route-id {
  font: 700 .9rem/1 var(--mono);
}

.route-badge {
  font: .55rem/1 var(--mono);
  letter-spacing: .08em;
  padding: .25rem .5rem;
  border: 1px solid currentColor;
}

.route-badge.verified {
  color: var(--state);
  background: rgba(0, 255, 162, .08);
}

.route-badge.transit {
  color: var(--signal);
  background: rgba(255, 250, 0, .08);
}

.route-badge.complete {
  color: var(--ink);
  background: rgba(25, 25, 25, .08);
}

.route-card h3 {
  margin: 0 0 .6rem;
  font: 700 1.3rem/1.1 var(--display);
}

.route-card > p {
  margin: 0 0 1rem;
  font: .9rem/1.5 var(--cjk);
  color: var(--muted);
  flex: 1;
}

.route-tags {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem;
  margin: 0 0 1.2rem;
  padding: 0;
  list-style: none;
}

.route-tags li {
  font: .6rem/1 var(--mono);
  letter-spacing: .06em;
  padding: .3rem .5rem;
  border: 1px solid var(--rule);
  color: var(--muted);
}

.route-actions {
  margin-top: auto;
}

.route-waypoints {
  display: flex;
  gap: .35rem;
  margin-top: 1.2rem;
}

.route-waypoints span {
  flex: 1;
  height: 3px;
  background: rgba(25, 25, 25, .12);
}

.route-waypoints span.active {
  background: var(--signal);
}

/* --- Contact --- */
.contact-stage {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
}

.contact-band {
  display: flex;
  align-items: flex-end;
  gap: 6px;
  height: 8rem;
}

.contact-band span {
  flex: 1;
  background: var(--ink);
  animation: band-dance 1.4s ease-in-out infinite;
}

.contact-band span:nth-child(1) { height: 35%; animation-delay: 0s; }
.contact-band span:nth-child(2) { height: 55%; animation-delay: .1s; }
.contact-band span:nth-child(3) { height: 75%; animation-delay: .2s; }
.contact-band span:nth-child(4) { height: 45%; animation-delay: .3s; }
.contact-band span:nth-child(5) { height: 85%; animation-delay: .4s; }
.contact-band span:nth-child(6) { height: 60%; animation-delay: .5s; }
.contact-band span:nth-child(7) { height: 40%; animation-delay: .6s; }
.contact-band span:nth-child(8) { height: 70%; animation-delay: .7s; }
.contact-band span:nth-child(9) { height: 50%; animation-delay: .8s; }
.contact-band span:nth-child(10) { height: 80%; animation-delay: .9s; }

.contact-info small {
  display: block;
  margin-bottom: .8rem;
  font: .65rem/1 var(--mono);
  letter-spacing: .12em;
  color: var(--muted);
}

.email-link {
  display: block;
  margin-bottom: 1.5rem;
  font: 700 clamp(1.2rem, 3vw, 2rem)/1.1 var(--mono);
  word-break: break-word;
  text-decoration: none;
}

.email-link:hover,
.email-link:focus-visible {
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: var(--signal);
  text-decoration-thickness: 3px;
}

.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.contact-status {
  margin: 0;
  font: .7rem/1 var(--mono);
  letter-spacing: .1em;
  color: var(--state);
}

/* --- Status Strip --- */
.status-strip {
  position: fixed;
  left: var(--rail-w);
  right: 0;
  bottom: 0;
  height: var(--strip-h);
  z-index: 100;
  display: flex;
  align-items: center;
  gap: 2rem;
  padding: 0 clamp(1rem, 3vw, 3rem);
  background: rgba(17, 17, 17, .94);
  color: rgba(255, 255, 255, .75);
  border-top: 1px solid var(--paper-rule);
  font: .62rem/1 var(--mono);
  letter-spacing: .08em;
}

.strip-group {
  display: flex;
  align-items: baseline;
  gap: .55rem;
}

.strip-group small {
  color: rgba(255, 255, 255, .45);
}

.strip-group strong {
  color: #fff;
  font-weight: 600;
}

/* --- Animations --- */
@keyframes status-pulse {
  70%, 100% { box-shadow: 0 0 0 .55rem transparent; }
}

@keyframes telemetry-breathe {
  0%, 100% { opacity: .35; }
  50% { opacity: 1; }
}

@keyframes band-dance {
  0%, 100% { transform: scaleY(1); }
  50% { transform: scaleY(.65); }
}

/* --- Load reveal --- */
.module > * {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .7s var(--ease), transform .7s var(--ease);
}

.module.revealed > * {
  opacity: 1;
  transform: translateY(0);
}

.module-01 .module-content { transition-delay: .1s; }
.module-01 .telemetry-panel { transition-delay: .25s; }

/* --- Responsive --- */
@media (max-width: 1100px) {
  .module-01 {
    grid-template-columns: minmax(0, 1fr);
  }
  .telemetry-panel {
    max-width: 34rem;
  }
  .decor-shadow {
    font-size: 36vw;
    opacity: .035;
  }
}

@media (max-width: 900px) {
  .identity-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .id-card.wide {
    grid-column: 1 / -1;
  }
  .skill-matrix {
    grid-template-columns: 1fr;
  }
  .route-track {
    grid-template-columns: 1fr;
  }
  .contact-stage {
    grid-template-columns: 1fr;
  }
  .contact-band {
    max-width: 24rem;
  }
}

@media (max-width: 760px), (orientation: portrait) {
  :root { --dock-h: 4rem; }
  html { scroll-padding-top: calc(var(--dock-h) + 3.5rem); }
  .terminal-shell {
    grid-template: var(--dock-h) auto minmax(0, 1fr) / minmax(0, 1fr);
  }
  .charcoal-dock {
    left: 0;
    grid-column: 1;
    padding-inline: 1rem;
  }
  .dock-status { display: none; }
  .dock-brand small { display: none; }
  .dock-metric strong { font-size: .95rem; }
  .pale-rail {
    position: static;
    width: 100%;
    height: auto;
    min-height: 3.4rem;
    grid-row: 2;
    grid-column: 1;
    flex-direction: row;
    justify-content: stretch;
    padding: 0;
    overflow-x: auto;
    border-right: 0;
    border-bottom: 1px solid var(--rule);
  }
  .pale-rail button {
    flex: 1 0 20%;
    min-width: 4rem;
    min-height: 3.4rem;
    padding: .5rem .2rem;
    border-bottom: 0;
    border-right: 1px solid var(--rule);
  }
  .rail-label {
    writing-mode: horizontal-tb;
    font-size: .55rem;
  }
  .rail-note { display: none; }
  .stage {
    grid-column: 1;
    grid-row: 3;
    padding-top: 0;
    padding-bottom: calc(var(--strip-h) + 1rem);
  }
  .module {
    min-height: auto;
    padding: 4rem 1.15rem;
  }
  .module-01 {
    min-height: 100svh;
    padding-top: 6rem;
  }
  .module-header h2 {
    font-size: clamp(2rem, 12vw, 3.5rem);
  }
  .module-01 h1 {
    font-size: clamp(3.2rem, 18vw, 6rem);
  }
  .decor-wedge {
    width: 45vw;
    height: 45vw;
    opacity: .55;
  }
  .decor-shadow {
    font-size: 45vw;
    right: -5%;
    opacity: .03;
  }
  .hero-actions,
  .contact-actions {
    flex-direction: column;
  }
  .ark-button { width: 100%; }
  .identity-grid {
    grid-template-columns: 1fr;
  }
  .id-card.wide {
    grid-column: 1;
  }
  .status-strip {
    left: 0;
    padding-inline: 1rem;
    gap: 1rem;
    justify-content: space-between;
  }
  .desktop-only { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
    scroll-behavior: auto !important;
  }
  .module > * {
    opacity: 1;
    transform: none;
  }
}


/* --- Visits pulse --- */
.telemetry-panel {
  transition: box-shadow .25s var(--ease), border-color .25s var(--ease);
}

.telemetry-panel.pulse {
  box-shadow: 14px 14px 0 rgba(255, 250, 0, .55), 0 0 30px rgba(255, 250, 0, .25);
  border-color: rgba(255, 250, 0, .55);
}

@media (max-width: 760px), (orientation: portrait) {
  .telemetry-panel.pulse {
    box-shadow: 8px 8px 0 rgba(255, 250, 0, .55), 0 0 20px rgba(255, 250, 0, .2);
  }
}