/* ============================================================
   KOPERWAS.SPEC — "The Spec" direction
   Ink/Paper/Signal/Measure — drafted-ink technical annotation world
   ============================================================ */

:root{
  --ink:        #0E1013;
  --ink-2:      #15181D;
  --ink-3:      #1B1F26;
  --paper:      #F4F1EA;
  --paper-dim:  #A7A297;
  --paper-faint:#9A9585;
  --signal:     #FF6A2B;
  --signal-rgb: 255,106,43;
  --signal-ink: #1A0E08;
  --measure:    #6FA8B8;
  --line:       rgba(244,241,234,0.14);
  --line-strong:rgba(244,241,234,0.28);
  --veil-line:       rgba(244,241,234,0.035);
  --veil-line-strong:rgba(244,241,234,0.05);
  --chrome-bg:  rgba(14,16,19,0.82);
  --dim-bg:     rgba(14,16,19,0.85);

  --font-display: 'Bricolage Grotesque', system-ui, sans-serif;
  --font-body:    'Hanken Grotesk', system-ui, sans-serif;
  --font-mono:    'Martian Mono', ui-monospace, 'SFMono-Regular', monospace;

  --measure-unit: 8px;
  --content-max: 1180px;
  --prose-measure: 68ch;

  color-scheme: dark;
}

:root[data-theme="light"]{
  --ink:        #F4F1EA;
  --ink-2:      #EAE5D8;
  --ink-3:      #DDD6C4;
  --paper:      #14171C;
  --paper-dim:  #57503F;
  --paper-faint:#6E6753;
  --signal:     #B33D0A;
  --signal-rgb: 179,61,10;
  --signal-ink: #FFF6EE;
  --measure:    #1F6E7D;
  --line:       rgba(20,23,28,0.14);
  --line-strong:rgba(20,23,28,0.28);
  --veil-line:       rgba(20,23,28,0.05);
  --veil-line-strong:rgba(20,23,28,0.07);
  --chrome-bg:  rgba(244,241,234,0.82);
  --dim-bg:     rgba(244,241,234,0.85);
  color-scheme: light;
}

*, *::before, *::after{ box-sizing: border-box; transition: background-color 0.35s ease, color 0.35s ease, border-color 0.35s ease; }

html{
  background: var(--ink);
  scroll-behavior: smooth;
}
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
}

body{
  margin: 0;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-variant-numeric: tabular-nums;
}

body.booting{ overflow: hidden; }

::selection{ background: var(--signal); color: var(--signal-ink); }

::-webkit-scrollbar{ width: 10px; height: 10px; }
::-webkit-scrollbar-track{ background: var(--ink); }
::-webkit-scrollbar-thumb{ background: var(--ink-3); border: 2px solid var(--ink); border-radius: 0; }
::-webkit-scrollbar-thumb:hover{ background: var(--line-strong); }
html{ scrollbar-color: var(--ink-3) var(--ink); scrollbar-width: thin; }

a{ color: inherit; }

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

h1,h2,h3{
  font-family: var(--font-display);
  font-weight: 600;
  margin: 0;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

p{ margin: 0; }

/* faint drafting grid behind everything */
.grid-veil{
  position: fixed; inset: -5% 0 0 0; z-index: 0; pointer-events: none;
  background-image:
    linear-gradient(to right, var(--veil-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--veil-line) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 100% 60% at 50% 0%, black 0%, transparent 70%);
  will-change: transform;
}
.grid-veil-2{
  position: fixed; inset: -10% -10% 0 -10%; z-index: 0; pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(111,168,184,0.05) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(111,168,184,0.05) 1px, transparent 1px);
  background-size: 128px 128px;
  mask-image: radial-gradient(ellipse 70% 50% at 80% 20%, black 0%, transparent 65%);
  will-change: transform;
  animation: gridDrift 50s linear infinite;
}
@keyframes gridDrift{
  0%{ transform: translate(0, 0); }
  50%{ transform: translate(-18px, 12px); }
  100%{ transform: translate(0, 0); }
}
@media (prefers-reduced-motion: reduce){ .grid-veil-2{ animation: none; } }

#bgCanvas{
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  width: 100%; height: 100%;
}

main, header, footer{ position: relative; z-index: 1; }

/* ---------------- boot / calibration sequence ---------------- */
.boot-seq{
  position: fixed; inset: 0; z-index: 200;
  background: var(--ink);
  display: flex; align-items: center; justify-content: center;
  flex-direction: column;
  opacity: 1;
  transition: opacity 0.5s ease;
}
.boot-seq.boot-out{ opacity: 0; pointer-events: none; }
.boot-grid{
  position: absolute; inset: 0;
  background-image:
    linear-gradient(to right, var(--veil-line-strong) 1px, transparent 1px),
    linear-gradient(to bottom, var(--veil-line-strong) 1px, transparent 1px);
  background-size: 48px 48px;
  animation: bootGridIn 0.9s ease-out forwards;
  opacity: 0;
}
@keyframes bootGridIn{ from{ opacity: 0; } to{ opacity: 1; } }
.boot-crosshair{
  position: relative; width: 64px; height: 64px; margin-bottom: 22px;
}
.boot-crosshair::before,.boot-crosshair::after{
  content: ""; position: absolute; background: var(--signal);
}
.boot-crosshair::before{ left: 50%; top: 0; width: 1px; height: 100%; transform: translateX(-50%); }
.boot-crosshair::after{ top: 50%; left: 0; width: 100%; height: 1px; transform: translateY(-50%); }
.boot-crosshair{ animation: bootSpin 0.9s cubic-bezier(0.6,0,0.35,1) forwards; }
@keyframes bootSpin{
  0%{ transform: scale(0.4) rotate(-45deg); opacity: 0; }
  60%{ opacity: 1; }
  100%{ transform: scale(1) rotate(0deg); opacity: 1; }
}
.boot-readout{
  font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.12em;
  color: var(--measure);
}
.boot-dots{ display: inline-block; animation: bootDots 1s steps(4) infinite; overflow: hidden; width: 1em; vertical-align: bottom; }
@keyframes bootDots{ from{ width: 0; } to{ width: 1em; } }
.boot-bar{
  width: 140px; height: 2px; background: var(--line); margin-top: 16px; overflow: hidden;
}
.boot-bar span{
  display: block; height: 100%; width: 0%; background: var(--signal);
  animation: bootBar 0.9s cubic-bezier(0.6,0,0.2,1) forwards;
}
@keyframes bootBar{ from{ width: 0%; } to{ width: 100%; } }
@media (prefers-reduced-motion: reduce){
  .boot-seq{ display: none; }
}

/* ---------------- inspect mode (hover measurement box) ---------------- */
.inspect-box{
  position: fixed; z-index: 60; pointer-events: none;
  opacity: 0; transform: scale(0.96);
  transition: opacity 0.18s ease, transform 0.18s cubic-bezier(0.16,1,0.3,1), left 0.12s ease, top 0.12s ease, width 0.12s ease, height 0.12s ease;
}
.inspect-box.active{ opacity: 1; transform: scale(1); }
.inspect-box .tick::before,.inspect-box .tick::after{ background: var(--signal); }
.inspect-label{
  position: absolute; top: 100%; left: 0; margin-top: 8px;
  font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.06em;
  color: var(--signal); background: var(--ink); border: 1px solid rgba(255,106,43,0.4);
  padding: 3px 8px; white-space: nowrap;
}

/* ---------------- topbar ---------------- */
.topbar{
  position: sticky; top: 0; z-index: 40;
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px clamp(20px, 4vw, 48px);
  background: var(--chrome-bg);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.wordmark{
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-decoration: none;
  color: var(--paper);
}
.topbar-right{ display: flex; align-items: center; gap: 20px; }

.linkedin-btn{
  display: inline-flex; align-items: center; gap: 7px;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.06em;
  color: var(--paper-dim);
  background: var(--ink-2);
  border: 1px solid var(--line-strong);
  padding: 6px 11px;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color 0.25s ease, color 0.25s ease, transform 0.35s cubic-bezier(0.16,1,0.3,1);
}
.linkedin-btn:hover{ border-color: var(--signal); color: var(--paper); }
.linkedin-icon{ width: 14px; height: 14px; fill: currentColor; flex-shrink: 0; }
@media (max-width: 640px){ .linkedin-btn span{ display: none; } }

.lang-toggle{
  display: flex; align-items: center; gap: 8px;
  background: none; border: none; cursor: pointer; padding: 0;
  font-family: var(--font-mono); font-size: 11px; color: var(--paper-dim);
}
.lang-toggle-track{
  position: relative;
  width: 34px; height: 18px;
  border: 1px solid var(--line-strong);
  background: var(--ink-2);
}
.lang-toggle-thumb{
  position: absolute; top: 1px; left: 1px;
  width: 14px; height: 14px;
  background: var(--signal);
  transition: transform 0.25s cubic-bezier(0.16,1,0.3,1);
}
html[data-lang="en"] .lang-toggle-thumb{ transform: translateX(16px); }
.lang-toggle-labels{ display: flex; gap: 6px; letter-spacing: 0.06em; }
.lang-toggle-labels [data-lang-opt="pl"]{ color: var(--paper); }
.lang-toggle-labels [data-lang-opt="en"]{ color: var(--paper-faint); }
html[data-lang="en"] .lang-toggle-labels [data-lang-opt="pl"]{ color: var(--paper-faint); }
html[data-lang="en"] .lang-toggle-labels [data-lang-opt="en"]{ color: var(--paper); }

.theme-toggle{
  display: flex; align-items: center; gap: 8px;
  background: none; border: none; cursor: pointer; padding: 0;
  font-family: var(--font-mono); font-size: 11px; color: var(--paper-dim);
}
.theme-toggle-track{
  position: relative;
  width: 34px; height: 18px;
  border: 1px solid var(--line-strong);
  background: var(--ink-2);
}
.theme-toggle-thumb{
  position: absolute; top: 1px; left: 1px;
  width: 14px; height: 14px;
  background: var(--measure);
  transition: transform 0.25s cubic-bezier(0.16,1,0.3,1);
}
:root[data-theme="light"] .theme-toggle-thumb{ transform: translateX(16px); }
.theme-toggle-labels{ display: flex; gap: 6px; letter-spacing: 0.06em; }
.theme-toggle-labels [data-theme-opt="dark"]{ color: var(--paper); }
.theme-toggle-labels [data-theme-opt="light"]{ color: var(--paper-faint); }
:root[data-theme="light"] .theme-toggle-labels [data-theme-opt="dark"]{ color: var(--paper-faint); }
:root[data-theme="light"] .theme-toggle-labels [data-theme-opt="light"]{ color: var(--paper); }
@media (max-width: 520px){ .theme-toggle-labels{ display: none; } }

/* ---------------- shared block rhythm ---------------- */
.block{
  max-width: var(--content-max);
  margin: 0 auto;
  padding: clamp(64px, 10vw, 140px) clamp(20px, 4vw, 48px) clamp(40px, 6vw, 72px);
  border-top: 1px solid var(--line);
}
.block-head{
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 16px; flex-wrap: wrap;
  margin-bottom: 40px;
}
.block-head h2{
  font-size: clamp(1.9rem, 4vw, 2.75rem);
  clip-path: inset(0 101% 0 0);
  transition: clip-path 0.9s cubic-bezier(0.65,0,0.35,1);
  transition-delay: 0.15s;
}
.reveal-in .block-head h2{ clip-path: inset(0 -1% 0 0); }
@media (prefers-reduced-motion: reduce){
  .block-head h2{ clip-path: none; transition: none; }
}
.ticket-tag{
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--signal);
  border: 1px solid rgba(255,106,43,0.4);
  padding: 4px 10px;
  white-space: nowrap;
  display: inline-block;
}
.ticket-tag.stamp{ animation: stampIn 0.5s cubic-bezier(0.2,1.6,0.4,1); }
@keyframes stampIn{
  0%{ transform: scale(2.2) rotate(-6deg); opacity: 0; }
  55%{ transform: scale(0.92) rotate(2deg); opacity: 1; }
  100%{ transform: scale(1) rotate(0deg); opacity: 1; }
}
@media (prefers-reduced-motion: reduce){
  .ticket-tag.stamp{ animation: none; }
}
.block-lede{
  max-width: var(--prose-measure);
  color: var(--paper-dim);
  font-size: 1.05rem;
  margin-bottom: 40px;
}
.block-lede strong{ color: var(--paper); font-weight: 600; }
.prose{ max-width: var(--prose-measure); display: grid; gap: 18px; }
.prose p{ color: var(--paper-dim); }
.prose strong{ color: var(--paper); font-weight: 600; }

/* ---------------- positioning: sequence diagram ---------------- */
.positioning-grid{
  display: grid; grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(32px, 6vw, 72px); align-items: start;
}
.seq-diagram{ width: 100%; height: auto; max-width: 420px; justify-self: center; }
.seq-diagram text{
  font-family: var(--font-mono); font-size: 9.5px; letter-spacing: 0.04em;
  fill: var(--paper-faint);
}
.seq-actor rect{ fill: none; stroke: var(--line-strong); stroke-width: 1; }
.seq-actor text{ fill: var(--paper-dim); font-size: 10px; letter-spacing: 0.06em; }
.seq-actor-me rect{ stroke: var(--signal); }
.seq-actor-me text{ fill: var(--signal); }
.seq-life{ stroke: var(--line-strong); stroke-width: 1; stroke-dasharray: 3 4; }
.seq-msg{ stroke: var(--measure); stroke-width: 1.2; fill: none; }
.seq-msg-dashed{ stroke-dasharray: 4 3; }
.seq-msg-signal{ stroke: var(--signal); }
.seq-label-signal{ fill: var(--signal); }

.seq-diagram .seq-life,
.seq-diagram .seq-msg{
  stroke-dashoffset: 240; opacity: 0;
  transition: stroke-dashoffset 0.9s cubic-bezier(0.65,0,0.35,1), opacity 0.4s ease;
}
.seq-diagram .seq-actor,
.seq-diagram .seq-label{
  opacity: 0; transform: translateY(4px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
#positioning.reveal-in .seq-diagram .seq-life{ stroke-dashoffset: 0; opacity: 1; transition-delay: 0.1s; }
#positioning.reveal-in .seq-diagram .seq-actor{ opacity: 1; transform: none; transition-delay: 0.05s; }
#positioning.reveal-in .seq-diagram .seq-msg{ stroke-dashoffset: 0; opacity: 1; }
#positioning.reveal-in .seq-diagram .seq-label{ opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce){
  .seq-diagram .seq-life, .seq-diagram .seq-msg, .seq-diagram .seq-actor, .seq-diagram .seq-label{
    opacity: 1 !important; stroke-dashoffset: 0 !important; transform: none !important; transition: none !important;
  }
}
@media (max-width: 860px){
  .positioning-grid{ grid-template-columns: 1fr; }
  .seq-diagram{ max-width: 360px; }
}

[data-reveal]{
  opacity: 1;
}
[data-reveal].reveal-armed{
  opacity: 0.001;
  transform: translateY(56px) scale(0.97);
}
[data-reveal].reveal-in{
  opacity: 1;
  transform: translateY(0) scale(1);
  transition: opacity 1s cubic-bezier(0.16,1,0.3,1), transform 1s cubic-bezier(0.16,1,0.3,1);
}
@media (prefers-reduced-motion: reduce){
  [data-reveal].reveal-armed{ opacity: 1; transform: none; }
}

/* ---------------- hero ---------------- */
.hero{
  position: relative;
  min-height: calc(100svh - 55px);
  display: flex; flex-direction: column; justify-content: center;
  padding: 32px clamp(20px, 4vw, 48px) 80px;
  overflow: hidden;
}
.hero::before{
  content: "";
  position: absolute; z-index: 0;
  left: 50%; bottom: -25%;
  width: 130%; height: 75%;
  transform: translateX(-50%);
  background: radial-gradient(ellipse 55% 100% at 50% 100%,
    rgba(var(--signal-rgb), 0.20) 0%,
    rgba(var(--signal-rgb), 0.08) 40%,
    rgba(var(--signal-rgb), 0) 72%);
  filter: blur(50px);
  pointer-events: none;
}
.hero-inner{
  position: relative; z-index: 1;
  max-width: var(--content-max);
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1.3fr 0.9fr;
  gap: clamp(32px, 6vw, 96px);
  align-items: center;
}
.role-line{
  font-family: var(--font-mono);
  font-size: clamp(11px, 1.4vw, 13px);
  letter-spacing: 0.08em;
  color: var(--measure);
  margin-bottom: 20px;
  min-height: 1.4em;
}
.role-line.is-typing::after{
  content: ""; display: inline-block; width: 0.5em; height: 1em;
  background: var(--measure); margin-left: 2px; vertical-align: -0.15em;
  animation: caretBlink 0.8s steps(1) infinite;
}
@keyframes caretBlink{ 50%{ opacity: 0; } }
.hero-name{
  font-size: clamp(2.6rem, 7vw, 5.4rem);
  line-height: 0.98;
  letter-spacing: -0.03em;
  color: var(--paper);
  margin-bottom: 24px;
  padding-bottom: 6px;
  overflow: hidden;
}
.hero-name .word{
  display: inline-block;
  animation: wordRise 0.85s cubic-bezier(0.16,1,0.3,1) backwards;
  animation-play-state: paused;
}
.hero-name .word:nth-child(1){ animation-delay: 0.1s; }
.hero-name .word:nth-child(2){ animation-delay: 0.22s; }
body.booted .hero-name .word{ animation-play-state: running; }
@keyframes wordRise{
  from{ transform: translateY(105%) rotate(2deg); opacity: 0; }
  to{ transform: translateY(0) rotate(0deg); opacity: 1; }
}
@media (prefers-reduced-motion: reduce){
  .hero-name .word{ animation: none; }
  .role-line.is-typing::after{ animation: none; }
}
.hero-statement{
  max-width: 46ch;
  font-size: clamp(1.05rem, 1.6vw, 1.3rem);
  color: var(--paper-dim);
  margin-bottom: 28px;
}
.hero-stats{
  display: flex;
  flex-wrap: nowrap;
  margin: 0 0 24px;
  max-width: 100%;
}
.hero-stat{
  position: relative;
  padding: 16px 26px 18px 18px;
  margin-right: 20px;
  border-right: 1px solid var(--line);
  opacity: 0;
  animation: statRise 0.6s cubic-bezier(0.16,1,0.3,1) forwards;
  animation-play-state: paused;
}
.hero-stat:last-child{ border-right: none; margin-right: 0; }
.hero-stat .tick::before, .hero-stat .tick::after{ background: var(--measure); }
.hero-stat dt{
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 2.6vw, 2rem);
  color: var(--signal);
  line-height: 1;
  margin: 0 0 6px;
  letter-spacing: -0.01em;
}
.hero-stat dd{
  margin: 0;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--paper-dim);
  max-width: 14ch;
  line-height: 1.3;
}
.hero-stat:nth-child(1){ animation-delay: 0.95s; }
.hero-stat:nth-child(2){ animation-delay: 1.05s; }
.hero-stat:nth-child(3){ animation-delay: 1.15s; }
body.booted .hero-stat{ animation-play-state: running; }
@keyframes statRise{ from{ opacity: 0; transform: translateY(8px); } to{ opacity: 1; transform: translateY(0); } }
.hero-trust{
  max-width: 46ch;
  font-size: clamp(0.9rem, 1.2vw, 1rem);
  font-style: italic;
  color: var(--paper-faint);
  border-left: 2px solid var(--measure);
  padding-left: 14px;
  margin-bottom: 36px;
}
@media (prefers-reduced-motion: reduce){
  .hero-stat{ animation: none; opacity: 1; }
}
.hero-photo-stage{ position: relative; display: inline-block; }
.orbit-tag{
  position: absolute;
  top: 0; left: 0;
  display: inline-flex; align-items: center; gap: 0;
  font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.06em;
  color: var(--paper-dim);
  background: var(--ink-2);
  border: 1px solid var(--line-strong);
  padding: 7px 11px;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  animation: orbitIn 0.6s cubic-bezier(0.16,1,0.3,1) forwards, orbitFloat 5s ease-in-out infinite;
  animation-play-state: paused, paused;
  transition: border-color 0.25s ease, color 0.25s ease;
  cursor: default;
}
.orbit-tag.is-placed{ visibility: visible; }
.orbit-tag:hover{ border-color: var(--signal); color: var(--paper); }
.orbit-tag .tick::before, .orbit-tag .tick::after{ background: var(--measure); }
.ot-1{ animation-delay: 0.1s, 0.7s; animation-duration: 0.6s, 6s; rotate: -3deg; }
.ot-2{ animation-delay: 0.3s, 0.9s; animation-duration: 0.6s, 7s; rotate: 2deg; }
.ot-3{ animation-delay: 0.5s, 1.1s; animation-duration: 0.6s, 5.5s; rotate: -2deg; }
body.booted .orbit-tag{ animation-play-state: running, running; }
@keyframes orbitIn{ from{ opacity: 0; scale: 0.9; } to{ opacity: 1; scale: 1; } }
@keyframes orbitFloat{
  0%, 100%{ transform: translateY(0); }
  50%{ transform: translateY(-8px); }
}
@media (max-width: 960px){ .orbit-tag{ display: none; } }
@media (prefers-reduced-motion: reduce){
  .orbit-tag{ animation: orbitIn 0.01s forwards; opacity: 1; }
}
.hero-actions{ display: flex; flex-wrap: wrap; gap: 14px; }
.counter{ font-variant-numeric: tabular-nums; }

.btn{
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-body); font-weight: 600; font-size: 0.95rem;
  padding: 14px 22px;
  border: 1px solid transparent;
  text-decoration: none;
  cursor: pointer;
  appearance: none;
  transition: transform 0.35s cubic-bezier(0.16,1,0.3,1), background 0.25s ease, border-color 0.25s ease;
}
.btn:hover{ transform: translateY(-2px); }
.btn-signal{ background: var(--signal); color: var(--signal-ink); }
.btn-signal:hover{ background: #FF7D45; }
.btn-ghost{ background: transparent; color: var(--paper); border-color: var(--line-strong); }
.btn-ghost:hover{ border-color: var(--signal); color: var(--signal); }
.btn-lg{ font-size: 1.15rem; padding: 18px 28px; }

.copy-toast{
  position: fixed;
  left: 50%;
  bottom: 32px;
  transform: translate(-50%, 14px);
  z-index: 300;
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--ink-2);
  color: var(--paper);
  border: 1px solid var(--signal);
  padding: 13px 20px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease, transform 0.3s ease;
}
.copy-toast::before{
  content: "✓";
  color: var(--signal);
  font-weight: 700;
}
.copy-toast.is-visible{
  opacity: 1;
  transform: translate(-50%, 0);
}
@media (prefers-reduced-motion: reduce){
  .copy-toast{ transition: opacity 0.15s ease; transform: translate(-50%, 0); }
}

.hero-figure{ position: relative; display: flex; flex-direction: column; align-items: center; }
.lanyard-frame{
  position: relative;
  width: min(430px, 90%);
  margin: 0 auto;
  transition: transform 0.55s cubic-bezier(0.16,1,0.3,1);
  will-change: transform;
}
.lanyard-frame.is-hovering{
  transition: transform 0.16s cubic-bezier(0.16,1,0.3,1);
}
.inspect-frame{
  position: relative;
  margin: 0; width: 100%;
  border: 1px solid var(--line-strong);
  padding: 10px;
  transition: visibility 0s linear;
}
.inspect-frame img{
  display: block; width: 100%; height: auto; aspect-ratio: 1/1; object-fit: cover;
  filter: grayscale(0.15) contrast(1.05);
}
.inspect-frame figcaption{
  margin-top: 10px;
  font-family: var(--font-mono); font-size: 11.5px; letter-spacing: 0.08em;
  color: var(--paper-faint); text-align: center;
}
.lanyard-frame.lanyard-ready .inspect-frame{ visibility: hidden; }
.lanyard-canvas{
  display: none;
  position: absolute;
  top: -150px; left: -110px; right: -110px; bottom: 0;
  width: calc(100% + 220px); height: calc(100% + 150px);
}
.lanyard-frame.lanyard-ready .lanyard-canvas{ display: block; }
@media (prefers-reduced-motion: reduce){
  .lanyard-canvas{ display: none !important; }
  .lanyard-frame.lanyard-ready .inspect-frame{ visibility: visible; }
}
.tick{ position: absolute; width: 12px; height: 12px; z-index: 2; }
.tick::before,.tick::after{ content:""; position:absolute; background: var(--signal); }
.tick-tl{ top: -1px; left: -1px; } .tick-tr{ top: -1px; right: -1px; }
.tick-bl{ bottom: -1px; left: -1px; } .tick-br{ bottom: -1px; right: -1px; }
.tick-tl::before,.tick-bl::before{ width: 2px; height: 100%; left: 0; }
.tick-tl::after,.tick-tr::after{ width: 100%; height: 2px; top: 0; }
.tick-tr::before,.tick-br::before{ width: 2px; height: 100%; right: 0; }
.tick-bl::after,.tick-br::after{ width: 100%; height: 2px; bottom: 0; }


.hero-scroll-cue{
  position: absolute; bottom: 28px; left: 50%; transform: translateX(-50%);
  width: 1px; height: 46px; background: var(--line-strong); overflow: hidden;
}
.hero-scroll-cue span{
  position: absolute; top: -46px; left: 0; width: 100%; height: 46px;
  background: var(--signal);
  animation: scrollcue 2.2s cubic-bezier(0.6,0,0.4,1) infinite;
}
@keyframes scrollcue{ 0%{ transform: translateY(0);} 100%{ transform: translateY(92px);} }
@media (prefers-reduced-motion: reduce){ .hero-scroll-cue span{ animation: none; top: 0; } }

/* ---------------- capabilities ---------------- */
.spec-fields{ display: grid; gap: 32px; }
.spec-field{ display: grid; gap: 12px; }
.field-label{
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.07em; color: var(--paper-faint);
}
.chips{ display: flex; flex-wrap: wrap; gap: 8px; }
.chip{
  position: relative;
  font-size: 0.85rem;
  padding: 8px 12px;
  border: 1px solid var(--line);
  color: var(--paper-dim);
  white-space: nowrap;
  cursor: default;
  transition: border-color 0.25s ease, background 0.25s ease, color 0.25s ease, transform 0.25s cubic-bezier(0.16,1,0.3,1);
}
.chip:hover{
  border-color: var(--signal);
  background: rgba(255,106,43,0.08);
  color: var(--paper);
  transform: translateY(-2px);
}
.reveal-armed .chip{
  opacity: 0;
  transform: translateY(10px);
}
.reveal-in .chip{
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.5s cubic-bezier(0.16,1,0.3,1), transform 0.5s cubic-bezier(0.16,1,0.3,1), border-color 0.25s ease, background 0.25s ease, color 0.25s ease;
  transition-delay: calc(var(--i, 0) * 30ms);
}
.reveal-in .chip:hover{ transform: translateY(-2px); }
@media (prefers-reduced-motion: reduce){
  .reveal-armed .chip{ opacity: 1; transform: none; }
}

/* ---------------- evidence log ---------------- */
.log-track{ position: relative; }
.log{ list-style: none; margin: 0; padding: 0 0 0 44px; display: grid; gap: 0; }
.log-track::before{
  content: ""; position: absolute; top: 6px; bottom: 6px; left: 0;
  width: 1px; background: var(--line-strong);
  transform: scaleY(0); transform-origin: top;
  transition: transform 1.1s cubic-bezier(0.65,0,0.35,1);
  transition-delay: 0.15s;
}
#evidence.reveal-in .log-track::before{ transform: scaleY(1); }
.log-track-glow{
  position: absolute; left: -4px; top: 6px;
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--signal);
  box-shadow: 0 0 10px 2px rgba(255,106,43,0.55);
  opacity: 0; transition: opacity 0.4s ease, top 0.15s linear;
  pointer-events: none;
}
#evidence.reveal-in .log-track-glow{ opacity: 1; }
@media (prefers-reduced-motion: reduce){
  .log-track::before{ transition: none; transform: scaleY(1); }
  .log-track-glow{ display: none; }
}
.log-entry{
  display: grid; grid-template-columns: 140px 1fr;
  gap: 24px;
  padding: 26px 0;
  border-top: 1px solid var(--line);
}
.log-entry:first-child{ border-top: none; }
.log-date{
  font-family: var(--font-mono); font-size: 12px; color: var(--measure); letter-spacing: 0.04em;
  padding-top: 4px;
  transition: color 0.3s ease;
}
.log-entry.is-active .log-date{ color: var(--paper); }
.log-entry.is-active .log-body h3{ color: var(--signal); transition: color 0.3s ease; }
.log-body h3{ font-size: 1.2rem; margin-bottom: 6px; color: var(--paper); }
.log-org{ font-size: 0.88rem; color: var(--paper-faint); margin-bottom: 10px; }
.log-entry-muted .log-body h3{ font-size: 1.05rem; color: var(--paper-dim); }
.log-bullets{
  list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; max-width: 62ch;
}
.log-bullets li{
  position: relative; padding-left: 18px; color: var(--paper-dim);
}
.log-bullets li::before{
  content: "›"; position: absolute; left: 0; top: 0;
  color: var(--signal); font-family: var(--font-mono); font-weight: 600;
}
.log-badge-row{ display: flex; align-items: center; gap: 16px; }
.log-logo{
  flex-shrink: 0;
  display: inline-flex; align-items: center; justify-content: center;
  width: 60px; height: 42px;
  background: var(--paper);
  border: 1px solid var(--line-strong);
  padding: 6px;
}
.log-logo img{ max-width: 100%; max-height: 100%; object-fit: contain; display: block; }

/* ---------------- education & certifications ---------------- */
.credentials{ display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 24px; }
.credential-card{
  position: relative;
  display: flex; flex-direction: column; gap: 18px;
  padding: 24px;
  border: 1px solid var(--line);
  background: var(--ink-2);
  text-decoration: none;
  transition: border-color 0.3s ease, transform 0.35s cubic-bezier(0.16,1,0.3,1);
}
.credential-card:hover{ border-color: var(--signal); transform: translateY(-4px); }
.credential-logo{
  display: inline-flex; align-items: center; justify-content: flex-start;
  width: 140px; height: 36px;
}
.credential-logo img{ max-width: 100%; max-height: 100%; object-fit: contain; object-position: left center; }
.credential-kicker{
  display: block; font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.07em;
  color: var(--measure); margin-bottom: 8px;
}
.credential-body h3{ font-size: 1.05rem; color: var(--paper); margin-bottom: 6px; }
.credential-body p{ font-size: 0.88rem; color: var(--paper-faint); }

/* ---------------- brands marquee ---------------- */
.block-tight{ padding-bottom: clamp(24px, 4vw, 40px); }
.marquee{
  position: relative;
  width: 100vw; left: 50%; transform: translateX(-50%);
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  -ms-overflow-style: none;
  cursor: grab;
  touch-action: pan-x;
  -webkit-mask-image: linear-gradient(to right, transparent, black 8%, black 92%, transparent);
  mask-image: linear-gradient(to right, transparent, black 8%, black 92%, transparent);
}
.marquee::-webkit-scrollbar{ display: none; }
.marquee.is-dragging{ cursor: grabbing; }
.marquee-track{
  display: flex; width: max-content;
}
.marquee-group{
  display: flex; align-items: center; flex-shrink: 0;
  gap: clamp(40px, 6vw, 72px);
  padding: 0 clamp(20px, 3vw, 36px);
}
.brand-logo{
  display: inline-flex; align-items: center; justify-content: center;
  height: 48px; padding: 0 18px;
  flex-shrink: 0;
}
.brand-logo img{
  height: 60%; width: auto; max-width: 110px; object-fit: contain;
  filter: grayscale(1);
  opacity: 0.75;
  transition: opacity 0.3s ease;
}
.brand-logo:hover img{ opacity: 1; }
/* marks that are naturally dark (need brightening to read on the dark theme) */
.brand-logo img.tone-dark{ filter: grayscale(1) invert(1); }
:root[data-theme="light"] .brand-logo img.tone-dark{ filter: grayscale(1); }
/* marks that are naturally light (need darkening to read on the light theme) */
:root[data-theme="light"] .brand-logo img.tone-light{ filter: grayscale(1) invert(1); }
.brand-text{
  font-family: var(--font-display); font-weight: 600; font-size: 1.1rem;
  color: var(--paper-faint); white-space: nowrap;
  transition: color 0.3s ease;
  cursor: default;
}
.brand-text:hover{ color: var(--paper); }
@media (max-width: 640px){
  .log-entry{ grid-template-columns: 1fr; gap: 6px; }
}

/* ---------------- proof of work ---------------- */
.plates{ display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 28px; perspective: 1200px; }
.plate{
  position: relative;
  display: block; text-decoration: none;
  border: 1px solid var(--line);
  background: var(--ink-2);
  transition: border-color 0.3s ease, transform 0.5s cubic-bezier(0.16,1,0.3,1);
  overflow: hidden;
  will-change: transform;
}
.plate:hover{ border-color: var(--signal); }
.reveal-armed .plate{ opacity: 0; transform: translateY(28px) scale(0.96); }
.reveal-in .plate{
  opacity: 1; transform: translateY(0) scale(1);
  transition: opacity 0.6s cubic-bezier(0.16,1,0.3,1), transform 0.6s cubic-bezier(0.16,1,0.3,1), border-color 0.3s ease;
  transition-delay: calc(var(--i, 0) * 130ms);
}
@media (prefers-reduced-motion: reduce){
  .reveal-armed .plate{ opacity: 1; transform: none; }
}
.plate img{
  display: block; width: 100%; height: 260px; object-fit: cover; object-position: top;
  transition: transform 0.6s cubic-bezier(0.16,1,0.3,1), filter 0.4s ease;
  filter: saturate(0.9);
}
.plate:hover img{ transform: scale(1.04); filter: saturate(1.05); }
.plate-dim{
  position: absolute; z-index: 3;
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.04em;
  color: var(--measure); background: var(--dim-bg);
  padding: 2px 6px; opacity: 0; transition: opacity 0.25s ease;
  pointer-events: none;
}
.plate-dim-w{ top: 6px; left: 50%; transform: translateX(-50%); }
.plate-dim-h{ top: 50%; right: 6px; transform: translateY(-50%) rotate(90deg); transform-origin: right center; }
.plate:hover .plate-dim{ opacity: 1; }
.plate-meta{ padding: 18px 20px 22px; }
.plate-cat{ font-family: var(--font-mono); font-size: 11.5px; letter-spacing: 0.08em; color: var(--measure); }
.plate-meta h3{ font-size: 1.15rem; margin: 8px 0 8px; color: var(--paper); }
.plate-stats{ display: block; font-size: 0.82rem; color: var(--paper-faint); margin-bottom: 12px; }
.plate-link{ font-size: 0.85rem; font-weight: 600; color: var(--signal); }

/* ---------------- contact ---------------- */
.block-contact{ padding-bottom: clamp(80px, 12vw, 160px); }
.contact-grid{ display: flex; flex-direction: column; align-items: flex-start; gap: 18px; }
.contact-line{
  font-family: var(--font-mono); font-size: 0.95rem; color: var(--paper-dim); text-decoration: none;
  border-bottom: 1px solid transparent;
}
.contact-line:hover{ color: var(--paper); border-color: var(--line-strong); }
.reveal-armed .contact-grid > *{ opacity: 0; transform: translateY(16px); }
.reveal-in .contact-grid > *{
  opacity: 1; transform: translateY(0);
  transition: opacity 0.6s cubic-bezier(0.16,1,0.3,1), transform 0.6s cubic-bezier(0.16,1,0.3,1);
  transition-delay: calc(var(--i, 0) * 90ms);
}
@media (prefers-reduced-motion: reduce){ .reveal-armed .contact-grid > *{ opacity: 1; transform: none; } }
.block-contact .btn-lg{
  animation: ctaPulse 2.8s ease-in-out infinite;
  animation-delay: 1.2s;
}
@keyframes ctaPulse{
  0%, 100%{ box-shadow: 0 0 0 0 rgba(var(--signal-rgb),0.35); }
  50%{ box-shadow: 0 0 0 10px rgba(var(--signal-rgb),0); }
}
@media (prefers-reduced-motion: reduce){ .block-contact .btn-lg{ animation: none; } }

/* ---------------- footer ---------------- */
.foot{
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px;
  padding: 24px clamp(20px, 4vw, 48px) 40px;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.05em;
  color: var(--paper-faint);
  max-width: var(--content-max); margin: 0 auto;
}

/* ---------------- gate: work-in-progress screen ---------------- */
body.gate-page{ overflow: hidden; }

.gate-screen{
  position: fixed; inset: 0; z-index: 100;
  display: flex; align-items: center; justify-content: center;
  padding: 24px;
  transition: opacity 0.6s cubic-bezier(0.16,1,0.3,1), transform 0.6s cubic-bezier(0.16,1,0.3,1);
}
body.unlocking .gate-screen{
  opacity: 0;
  transform: scale(1.04);
  pointer-events: none;
}
.gate-inner{
  position: relative;
  max-width: 480px;
  width: 100%;
  padding: clamp(36px, 6vw, 56px) clamp(28px, 5vw, 44px);
  border: 1px solid var(--line-strong);
  background: var(--chrome-bg);
  backdrop-filter: blur(10px);
  text-align: center;
  opacity: 0;
  transform: translateY(18px);
  animation: gateIn 0.7s cubic-bezier(0.16,1,0.3,1) forwards;
  animation-play-state: paused;
}
body.booted .gate-inner{ animation-play-state: running; }
@keyframes gateIn{ to{ opacity: 1; transform: translateY(0); } }
.gate-lang-toggle{
  position: absolute; top: 14px; right: 16px;
}
.gate-kicker{
  font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.14em;
  color: var(--signal);
  border: 1px solid rgba(255,106,43,0.4);
  display: inline-block;
  padding: 4px 12px;
  margin-bottom: 22px;
}
.gate-name{
  font-family: var(--font-display); font-weight: 600;
  font-size: clamp(2rem, 6vw, 3rem);
  letter-spacing: -0.02em;
  color: var(--paper);
  margin-bottom: 14px;
}
.gate-sub{
  font-size: 0.98rem;
  color: var(--paper-dim);
  max-width: 38ch;
  margin: 0 auto 30px;
}
.gate-actions{ display: flex; justify-content: center; margin-bottom: 22px; }
.gate-linkedin{ min-width: 160px; justify-content: center; }
.gate-secret-link{
  display: inline-block;
  background: none; border: none; cursor: pointer; padding: 4px 2px;
  font-family: var(--font-mono); font-size: 11.5px; letter-spacing: 0.06em;
  color: var(--paper-faint);
  border-bottom: 1px solid transparent;
  transition: color 0.25s ease, border-color 0.25s ease;
}
.gate-secret-link:hover{ color: var(--measure); border-color: var(--line-strong); }
@media (prefers-reduced-motion: reduce){
  .gate-inner{ animation: none; opacity: 1; transform: none; }
}

/* ---------------- gate: secret code modal ---------------- */
.code-modal{
  position: fixed; inset: 0; z-index: 150;
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
}
.code-modal[hidden]{ display: none; }
.code-modal-backdrop{
  position: absolute; inset: 0;
  background: rgba(6,7,9,0.72);
  backdrop-filter: blur(3px);
  opacity: 0;
  transition: opacity 0.3s ease;
}
.code-modal.is-open .code-modal-backdrop{ opacity: 1; }
.code-modal-panel{
  position: relative;
  width: 100%; max-width: 340px;
  background: var(--ink-2);
  border: 1px solid var(--line-strong);
  padding: 34px 30px 30px;
  text-align: center;
  opacity: 0;
  transform: translateY(14px) scale(0.97);
  transition: opacity 0.35s cubic-bezier(0.16,1,0.3,1), transform 0.35s cubic-bezier(0.16,1,0.3,1), border-color 0.25s ease;
}
.code-modal.is-open .code-modal-panel{ opacity: 1; transform: translateY(0) scale(1); }
.code-modal-close{
  position: absolute; top: 8px; right: 8px;
  width: 28px; height: 28px;
  display: flex; align-items: center; justify-content: center;
  background: none; border: none; cursor: pointer;
  font-size: 20px; line-height: 1;
  color: var(--paper-faint);
  transition: color 0.2s ease;
}
.code-modal-close:hover{ color: var(--signal); }
.code-modal-kicker{
  font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.12em;
  color: var(--measure); margin-bottom: 10px;
}
.code-modal-title{
  font-family: var(--font-display); font-weight: 600; font-size: 1.3rem;
  color: var(--paper); margin-bottom: 22px;
}
.code-digits{ display: flex; gap: 10px; justify-content: center; margin-bottom: 18px; }
.code-digit{
  width: 44px; height: 52px;
  text-align: center;
  font-family: var(--font-mono); font-size: 1.4rem;
  color: var(--paper);
  background: var(--ink);
  border: 1px solid var(--line-strong);
  outline: none;
  border-radius: 0;
  transition: border-color 0.2s ease;
}
.code-digit:focus{ border-color: var(--signal); }
.code-modal-msg{
  min-height: 1.4em;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.05em;
  color: var(--paper-faint);
  margin-bottom: 18px;
  transition: color 0.2s ease;
}
.code-modal.is-error .code-modal-msg{ color: var(--signal); }
.code-modal.is-success .code-modal-msg{ color: var(--measure); }
.code-modal.is-error .code-modal-panel{ border-color: rgba(255,106,43,0.6); }
.code-modal.is-success .code-modal-panel{ border-color: rgba(111,168,184,0.6); }
.code-modal.is-error .code-digits{ animation: codeShake 0.45s cubic-bezier(0.36,0.07,0.19,0.97); }
@keyframes codeShake{
  10%,90%{ transform: translateX(-1px); }
  20%,80%{ transform: translateX(2px); }
  30%,50%,70%{ transform: translateX(-4px); }
  40%,60%{ transform: translateX(4px); }
}
.code-modal.is-error .code-digit{ border-color: var(--signal); }
.code-modal.is-success .code-digit{ border-color: var(--measure); }
.code-digit:disabled{ opacity: 0.35; cursor: not-allowed; }
.code-submit{ width: 100%; justify-content: center; }
.code-submit:disabled{ opacity: 0.4; cursor: not-allowed; }
.code-modal.is-locked .code-modal-msg{
  color: var(--signal);
  font-size: 12.5px;
  min-height: 2.6em;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 4px;
}
@media (prefers-reduced-motion: reduce){
  .code-modal.is-error .code-digits{ animation: none; }
  .code-modal-backdrop, .code-modal-panel{ transition: none; }
}

/* ---------------- responsive: hero stack ---------------- */
@media (max-width: 860px){
  .hero-inner{ grid-template-columns: 1fr; }
  .hero-figure{ order: -1; }
  .lanyard-frame{ width: min(300px, 66%); }
}
@media (max-width: 520px){
  .hero-stats{ flex-direction: column; align-items: flex-start; gap: 12px; }
  .hero-stat{
    display: flex; align-items: baseline; gap: 10px;
    border-right: none; margin-right: 0;
    padding: 10px 16px 12px 16px; border-bottom: 1px solid var(--line);
    width: 100%;
  }
  .hero-stat:last-child{ border-bottom: none; padding-bottom: 0; }
  .hero-stat dt{ flex: 0 0 auto; }
  .hero-stat dd{
    max-width: none;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
}