/* ================================================================
   tejbeerbhullar.com · main.css
   Single-file stylesheet. Organized top-to-bottom:
     01 · custom properties / theme
     02 · reset / base / typography
     03 · utility classes
     04 · custom cursor + trail
     05 · ambient layers (particles, aurora, noise, scanlines, vignette)
     06 · skip link
     07 · topbar / nav
     08 · section head (shared)
     09 · hero
     10 · manifesto
     11 · stack (interactive topology)
     12 · now (live clock + metrics)
     13 · projects grid
     14 · terminal emulator
     15 · principles
     16 · footer
     17 · badges / buttons / magnetic
     18 · tilt card affordances
     19 · konami toast + motion toggle
     20 · keyframes library
     21 · responsive breakpoints
     22 · reduced-motion overrides
   ================================================================ */


/* ===== 01 · custom properties / theme =========================== */

:root {
  /* palette */
  --bg-0:     #05070d;
  --bg-1:     #0a0f1a;
  --bg-2:     #0d1320;
  --bg-3:     #121a2b;
  --ink-1:    #e8ecf2;
  --ink-2:    #b5bec9;
  --ink-3:    #7a8494;
  --ink-4:    #4a5568;
  --rule:     rgba(255,255,255,0.08);
  --rule-strong: rgba(255,255,255,0.16);

  --accent:   #5eead4;          /* cyan/teal */
  --accent-2: #38bdf8;          /* sky blue */
  --accent-3: #fbbf24;          /* amber */
  --accent-4: #f472b6;          /* pink */
  --accent-soft: rgba(94,234,212,0.08);
  --accent-glow: rgba(94,234,212,0.35);

  /* spacing scale */
  --s-1:   0.25rem;
  --s-2:   0.5rem;
  --s-3:   0.75rem;
  --s-4:   1rem;
  --s-5:   1.5rem;
  --s-6:   2rem;
  --s-7:   3rem;
  --s-8:   4.5rem;
  --s-9:   6rem;
  --s-10:  9rem;

  /* layout */
  --content-max: 1180px;
  --content-pad: clamp(1.25rem, 4vw, 3rem);

  /* type scale */
  --t-xs:   0.75rem;
  --t-sm:   0.875rem;
  --t-base: 1rem;
  --t-lg:   1.125rem;
  --t-xl:   1.375rem;
  --t-2xl:  1.75rem;
  --t-3xl:  2.25rem;
  --t-4xl:  3rem;
  --t-5xl:  4rem;
  --t-6xl:  5.5rem;
  --t-display: clamp(3rem, 10vw, 7rem);

  /* fonts */
  --font-sans: "Inter", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
               "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, "SF Mono", "JetBrains Mono", "Menlo", "Consolas",
               "Fira Code", monospace;
  --font-serif: "Crimson Pro", "Iowan Old Style", "Apple Garamond", Baskerville,
                "Times New Roman", Georgia, serif;

  /* timings */
  --ease-out: cubic-bezier(0.2, 0.7, 0.2, 1);
  --ease-in-out: cubic-bezier(0.7, 0, 0.3, 1);
  --ease-spring: cubic-bezier(0.3, 1.5, 0.6, 1);
  --d-fast:   140ms;
  --d-med:    280ms;
  --d-slow:   520ms;

  /* dynamic (updated by JS) */
  --mouse-x: 0.5;
  --mouse-y: 0.5;
  --scroll:  0;
  --session: 0s;
  color-scheme: dark light;
}


/* ===== 02 · reset / base / typography =========================== */

*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html {
  scroll-behavior: smooth;
  scrollbar-color: var(--ink-4) var(--bg-1);
  scrollbar-width: thin;
}
body {
  min-height: 100dvh;
  font-family: var(--font-sans);
  font-size: var(--t-base);
  line-height: 1.55;
  color: var(--ink-1);
  background:
    radial-gradient(circle at 20% 0%, rgba(94,234,212,0.07), transparent 50%),
    radial-gradient(circle at 80% 10%, rgba(251,191,36,0.05), transparent 45%),
    linear-gradient(180deg, var(--bg-0), var(--bg-1) 40%, var(--bg-0));
  background-attachment: fixed;
  overflow-x: hidden;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  -webkit-tap-highlight-color: transparent;
}
body.is-terminal-focused { overflow: hidden; }

::selection {
  background: var(--accent);
  color: var(--bg-0);
}

a { color: inherit; text-decoration: none; }
a:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; border-radius: 2px; }

button {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  background: transparent;
  border: none;
  cursor: pointer;
}
button:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 3px; }

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  background: rgba(94,234,212,0.08);
  color: var(--accent);
  padding: 0.08em 0.4em;
  border-radius: 3px;
  border: 1px solid rgba(94,234,212,0.15);
}

em {
  font-style: italic;
  color: var(--accent-3);
}
strong { font-weight: 600; color: var(--ink-1); }

h1, h2, h3, h4 {
  font-family: var(--font-sans);
  font-weight: 600;
  letter-spacing: -0.02em;
  margin: 0;
  color: var(--ink-1);
}


/* ===== 03 · utility classes ==================================== */

.dim { color: var(--ink-3); }
.muted { color: var(--ink-2); }
.accent { color: var(--accent); }
.amber { color: var(--accent-3); }

.skip-link {
  position: fixed;
  top: -40px;
  left: 0;
  background: var(--accent);
  color: var(--bg-0);
  padding: var(--s-2) var(--s-4);
  z-index: 10000;
  transition: top var(--d-fast);
}
.skip-link:focus { top: 0; }

/* shared section width/pad */
section, .foot__inner {
  width: min(var(--content-max), 100%);
  margin: 0 auto;
  padding-left: var(--content-pad);
  padding-right: var(--content-pad);
}


/* ===== 04 · custom cursor + trail ============================== */

.cursor {
  position: fixed;
  top: 0; left: 0;
  pointer-events: none;
  z-index: 9000;
  mix-blend-mode: plus-lighter;
  transform: translate(-50%, -50%);
  will-change: transform;
}

body[data-cursor-enhanced="0"] .cursor,
body[data-cursor-enhanced="0"] .cursor-trail,
body[data-motion="reduced"] .cursor,
body[data-motion="reduced"] .cursor-trail {
  display: none;
}

.cursor__dot {
  position: absolute;
  top: 0; left: 0;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent-glow);
  transform: translate(-50%, -50%);
  transition: width var(--d-fast), height var(--d-fast),
              background var(--d-fast);
}

.cursor__ring {
  position: absolute;
  top: 0; left: 0;
  width: 32px; height: 32px;
  border-radius: 50%;
  border: 1px solid rgba(94,234,212,0.45);
  transform: translate(-50%, -50%);
  transition: width var(--d-med) var(--ease-out),
              height var(--d-med) var(--ease-out),
              border-color var(--d-fast),
              background var(--d-fast),
              opacity var(--d-fast);
}

body[data-hover="link"] .cursor__dot { width: 10px; height: 10px; }
body[data-hover="link"] .cursor__ring { width: 50px; height: 50px; border-color: var(--accent); background: rgba(94,234,212,0.07); }
body[data-hover="tilt"] .cursor__ring { width: 65px; height: 65px; border-color: var(--accent-3); background: rgba(251,191,36,0.06); }
body[data-hover="text"] .cursor__dot { width: 3px; height: 18px; border-radius: 1px; }
body[data-hover="text"] .cursor__ring { opacity: 0; }
body[data-mouse-down="1"] .cursor__ring { width: 24px; height: 24px; background: rgba(94,234,212,0.2); }

.cursor-trail {
  position: fixed;
  top: 0; left: 0;
  pointer-events: none;
  z-index: 8999;
  width: 360px; height: 360px;
  border-radius: 50%;
  background:
    radial-gradient(circle at center,
      rgba(94,234,212,0.15) 0%,
      rgba(94,234,212,0.05) 30%,
      transparent 60%);
  mix-blend-mode: plus-lighter;
  filter: blur(20px);
  transform: translate(-50%, -50%);
  will-change: transform;
  transition: opacity var(--d-med);
}

@media (hover: none) {
  .cursor, .cursor-trail { display: none; }
}


/* ===== 05 · ambient layers ===================================== */

.particles {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  pointer-events: none;
  opacity: 0.9;
}

.aurora {
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  overflow: hidden;
  filter: blur(80px) saturate(120%);
  opacity: 0.45;
}
.aurora__blob {
  position: absolute;
  width: 45vw;
  height: 45vw;
  border-radius: 50%;
  mix-blend-mode: screen;
  will-change: transform;
  animation: aurora-drift 30s ease-in-out infinite alternate;
}
.aurora__blob--1 {
  background: radial-gradient(circle, rgba(94,234,212,0.7), transparent 60%);
  top: -10%; left: -10%;
  animation-duration: 34s;
  animation-delay: -4s;
}
.aurora__blob--2 {
  background: radial-gradient(circle, rgba(251,191,36,0.5), transparent 60%);
  top: 40%; right: -10%;
  animation-duration: 40s;
  animation-delay: -12s;
}
.aurora__blob--3 {
  background: radial-gradient(circle, rgba(244,114,182,0.45), transparent 60%);
  bottom: -15%; left: 20%;
  animation-duration: 46s;
  animation-delay: -20s;
}

.noise {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: 0.04;
  mix-blend-mode: overlay;
  background-image:
    url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='220' height='220'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0.6 0'/></filter><rect width='220' height='220' filter='url(%23n)'/></svg>");
  animation: noise-jitter 1s steps(4) infinite;
}

.scanlines {
  position: fixed;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  opacity: 0.035;
  background-image: linear-gradient(
    transparent 0, transparent 2px,
    rgba(255,255,255,0.4) 2px, rgba(255,255,255,0.4) 3px);
  background-size: 100% 3px;
  mix-blend-mode: overlay;
}

.vignette {
  position: fixed;
  inset: 0;
  z-index: 3;
  pointer-events: none;
  background: radial-gradient(
    ellipse at center,
    transparent 40%,
    rgba(0,0,0,0.55) 100%);
}


/* ===== 07 · topbar / nav ======================================= */

.topbar {
  position: sticky;
  top: 0;
  z-index: 500;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: var(--s-5);
  width: 100%;
  padding: var(--s-4) var(--content-pad);
  background: linear-gradient(
    180deg,
    rgba(5,7,13,0.75) 0%,
    rgba(5,7,13,0.35) 70%,
    transparent 100%);
  backdrop-filter: blur(14px) saturate(160%);
  -webkit-backdrop-filter: blur(14px) saturate(160%);
  border-bottom: 1px solid var(--rule);
}

.topbar__brand {
  display: inline-flex;
  align-items: baseline;
  gap: 0.4em;
  font-family: var(--font-mono);
  font-size: var(--t-sm);
  letter-spacing: 0.02em;
  color: var(--ink-2);
  position: relative;
  padding: 0.3em 0;
}
.topbar__brand-mark {
  color: var(--accent);
  font-size: 1em;
  display: inline-block;
  animation: mark-rotate 16s linear infinite;
}
.topbar__brand-name {
  color: var(--ink-1);
  font-weight: 500;
}
.topbar__brand-pulse {
  position: absolute;
  right: -0.8em;
  top: 50%;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  transform: translateY(-50%);
  box-shadow: 0 0 8px var(--accent-glow);
  animation: pulse 2.1s ease-in-out infinite;
}

.topbar__nav {
  display: flex;
  justify-content: center;
  gap: var(--s-6);
  font-family: var(--font-mono);
  font-size: var(--t-sm);
}
.topbar__link {
  color: var(--ink-2);
  position: relative;
  padding: 0.4em 0;
  transition: color var(--d-fast) var(--ease-out);
}
.topbar__link::after {
  content: "";
  position: absolute;
  left: 0; right: 100%;
  bottom: 0;
  height: 1px;
  background: var(--accent);
  transition: right var(--d-med) var(--ease-out);
}
.topbar__link:hover { color: var(--ink-1); }
.topbar__link:hover::after { right: 0; }

.topbar__status {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  color: var(--ink-3);
  letter-spacing: 0.05em;
  text-transform: lowercase;
}
.topbar__status-light {
  display: inline-block;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: #4ade80;
  box-shadow: 0 0 8px #4ade80;
  animation: pulse 2.1s ease-in-out infinite;
}


/* ===== 08 · section head (shared) ============================== */

section { padding-top: var(--s-10); padding-bottom: var(--s-10); position: relative; }

.section-head {
  display: flex;
  align-items: center;
  gap: var(--s-3);
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: var(--s-6);
}
.section-head__number {
  color: var(--accent);
  padding: 0.2em 0.5em;
  border: 1px solid rgba(94,234,212,0.2);
  border-radius: 2px;
  background: var(--accent-soft);
}
.section-head__label {
  color: var(--ink-2);
}
.section-head__line {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--rule), transparent);
}


/* ===== 09 · hero =============================================== */

.hero {
  position: relative;
  min-height: calc(100dvh - 60px);
  padding-top: var(--s-9);
  padding-bottom: var(--s-9);
  display: flex;
  flex-direction: column;
  justify-content: center;
  isolation: isolate;
}

.hero__meta {
  display: inline-flex;
  align-items: center;
  gap: 0.6em;
  padding: 0.35em 0.8em;
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-3);
  border: 1px solid var(--rule);
  border-radius: 999px;
  background: rgba(255,255,255,0.02);
  width: fit-content;
  margin-bottom: var(--s-6);
  animation: fade-down 800ms var(--d-slow) var(--ease-out) both;
}
.hero__meta-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: #4ade80;
  box-shadow: 0 0 6px #4ade80;
  animation: pulse 2.1s ease-in-out infinite;
}

.hero__title {
  font-size: var(--t-display);
  font-weight: 700;
  line-height: 0.95;
  letter-spacing: -0.04em;
  margin-bottom: var(--s-5);
  position: relative;
  display: inline-block;
  color: var(--ink-1);
}
.hero__title-line { display: inline-block; }
.hero__title-word { display: inline-block; }
.hero__title-space { display: inline-block; width: 0.25em; }

.hero__title .char {
  display: inline-block;
  position: relative;
  transform: translateY(110%);
  opacity: 0;
  animation: char-rise 780ms var(--ease-out) forwards;
  animation-delay: calc(var(--char-i, 0) * 26ms + 200ms);
  will-change: transform;
}
/* glitch layer — drawn by JS via pseudo-elements */
.hero__title.is-glitching {
  animation: glitch-shake 360ms steps(4) both;
}
.hero__title.is-glitching::before,
.hero__title.is-glitching::after {
  content: attr(data-glitch);
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  pointer-events: none;
  font-weight: 700;
  line-height: inherit;
  letter-spacing: inherit;
}
.hero__title.is-glitching::before {
  color: var(--accent);
  transform: translate(3px, 0);
  clip-path: polygon(0 0, 100% 0, 100% 45%, 0 45%);
  mix-blend-mode: screen;
  opacity: 0.75;
}
.hero__title.is-glitching::after {
  color: var(--accent-4);
  transform: translate(-3px, 2px);
  clip-path: polygon(0 55%, 100% 55%, 100% 100%, 0 100%);
  mix-blend-mode: screen;
  opacity: 0.7;
}

.hero__tagline {
  font-family: var(--font-mono);
  font-size: clamp(var(--t-base), 1.5vw, var(--t-lg));
  color: var(--ink-2);
  margin: 0 0 var(--s-7) 0;
  letter-spacing: 0;
}
.hero__tagline-static { color: var(--ink-3); }
.hero__tagline-typed {
  color: var(--accent);
  display: inline-block;
  min-width: 0;
}
.hero__tagline-cursor {
  display: inline-block;
  color: var(--accent);
  animation: caret-blink 1s steps(2) infinite;
  margin-left: 2px;
}

.hero__badges {
  display: flex;
  gap: var(--s-4);
  flex-wrap: wrap;
  animation: fade-up 900ms 1200ms var(--ease-out) both;
}

.hero__side-meta {
  position: absolute;
  right: var(--content-pad);
  bottom: calc(var(--s-9) + var(--s-6));
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  color: var(--ink-3);
  letter-spacing: 0.02em;
  text-align: right;
  opacity: 0;
  animation: fade-up 900ms 1600ms var(--ease-out) forwards;
  line-height: 1.8;
}
.hero__coords {
  display: grid;
  gap: 0.15em;
}
.hero__coords-row {
  display: flex;
  justify-content: space-between;
  gap: 1em;
}
.hero__coords-row .dim {
  color: var(--ink-4);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.hero__scroll {
  position: absolute;
  bottom: var(--s-6);
  left: 50%;
  transform: translateX(-50%);
  display: grid;
  justify-items: center;
  gap: var(--s-2);
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  color: var(--ink-3);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  opacity: 0;
  animation: fade-up 900ms 2000ms var(--ease-out) forwards;
}
.hero__scroll-line {
  display: block;
  width: 1px;
  height: 38px;
  background: linear-gradient(180deg, var(--accent), transparent);
  animation: scroll-line 2.1s ease-in-out infinite;
  transform-origin: top;
}
.hero__scroll-arrow {
  font-size: 1.2em;
  color: var(--accent);
}

/* Body attribute signals mouse-leave - dims the cursor/trail */
body[data-cursor-visible="0"] .cursor,
body[data-cursor-visible="0"] .cursor-trail {
  opacity: 0;
}


/* ===== 10 · manifesto ========================================== */

.manifesto {
  position: relative;
}
.manifesto__title {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(var(--t-2xl), 4vw, var(--t-5xl));
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin-bottom: var(--s-7);
  color: var(--ink-1);
  max-width: 24ch;
}
.manifesto__title em {
  font-style: italic;
  color: var(--accent-3);
}
.manifesto__title .line {
  display: block;
  overflow: hidden;
}
.manifesto__title .line > span {
  display: block;
  transform: translateY(100%);
  transition: transform 900ms var(--ease-out);
}
.manifesto__title.is-revealed .line > span,
[data-reveal="split-lines"].is-revealed .line > span {
  transform: translateY(0);
}

.manifesto__body {
  max-width: 62ch;
  font-size: var(--t-lg);
  color: var(--ink-2);
  display: grid;
  gap: var(--s-4);
  line-height: 1.65;
}
.manifesto__body p { margin: 0; }
.manifesto__body em {
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--accent-3);
  font-size: 1.05em;
}
.manifesto__body strong {
  color: var(--accent);
  font-weight: 500;
}

.manifesto__sigline {
  margin-top: var(--s-7);
  font-family: var(--font-mono);
  font-size: var(--t-xl);
  color: var(--accent);
  letter-spacing: 0.02em;
  display: inline-flex;
  align-items: center;
  gap: 0.2em;
  padding: 0.25em 0;
  border-top: 1px solid rgba(94,234,212,0.25);
  border-bottom: 1px solid rgba(94,234,212,0.25);
}
.manifesto__sigline-cursor {
  display: inline-block;
  width: 0.5em;
  height: 1em;
  background: var(--accent);
  animation: caret-blink 1s steps(2) infinite;
  transform: translateY(2px);
}


/* ===== 11 · stack (interactive topology) ======================= */

.stack__title {
  font-size: clamp(var(--t-2xl), 4vw, var(--t-4xl));
  line-height: 1.1;
  margin-bottom: var(--s-4);
}
.stack__intro {
  max-width: 56ch;
  color: var(--ink-2);
  font-size: var(--t-lg);
  margin: 0 0 var(--s-7) 0;
  line-height: 1.6;
}

.stack__diagram {
  position: relative;
  width: 100%;
  aspect-ratio: 900 / 520;
  border: 1px solid var(--rule);
  border-radius: 12px;
  background:
    radial-gradient(circle at 50% 20%, rgba(94,234,212,0.06), transparent 60%),
    linear-gradient(180deg, rgba(13,19,32,0.65), rgba(5,7,13,0.85));
  overflow: visible;
  backdrop-filter: blur(4px);
}

.stack__svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.stack__edges .edge {
  stroke: rgba(94,234,212,0.28);
  stroke-width: 1.4;
  stroke-dasharray: 4 6;
  transition: stroke var(--d-med), stroke-width var(--d-med);
}
.stack__edges .edge.is-lit {
  stroke: var(--accent);
  stroke-width: 1.8;
  filter: drop-shadow(0 0 4px var(--accent-glow));
}

/* animated packet (circle appended by JS) */
.stack__edges .packet {
  r: 3;
  fill: var(--accent);
  filter: drop-shadow(0 0 6px var(--accent-glow));
}

.node { cursor: pointer; }
.node__box {
  fill: url(#node-fill);
  stroke: rgba(255,255,255,0.1);
  stroke-width: 1;
  transition: stroke var(--d-fast), filter var(--d-fast);
}
.node__label {
  fill: var(--ink-1);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.02em;
  pointer-events: none;
}
.node__sub {
  fill: var(--ink-3);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.02em;
  pointer-events: none;
}
.node__halo {
  fill: rgba(94,234,212,0.08);
  opacity: 0;
  transition: opacity var(--d-med), r var(--d-med);
}

.node:hover .node__box,
.node.is-active .node__box {
  stroke: var(--accent);
  filter: drop-shadow(0 0 8px var(--accent-glow));
}
.node:hover .node__halo,
.node.is-active .node__halo {
  opacity: 1;
}
.node:hover .node__label,
.node.is-active .node__label {
  fill: var(--accent);
}

.node--hero .node__box {
  fill: rgba(13,19,32,1);
  stroke: rgba(251,191,36,0.3);
}
.node--hero .node__label {
  fill: var(--accent-3);
}
.node--hero:hover .node__box {
  stroke: var(--accent-3);
  filter: drop-shadow(0 0 10px rgba(251,191,36,0.5));
}

.node--leaf .node__box {
  fill: rgba(13,19,32,0.8);
}

.stack__card {
  position: absolute;
  max-width: 320px;
  padding: var(--s-4) var(--s-5);
  background: rgba(10,15,26,0.97);
  border: 1px solid var(--accent);
  border-radius: 10px;
  font-size: var(--t-sm);
  color: var(--ink-2);
  pointer-events: none;
  transform: translate(-50%, calc(-100% - 14px));
  box-shadow: 0 10px 30px rgba(0,0,0,0.6), 0 0 20px rgba(94,234,212,0.2);
  backdrop-filter: blur(10px);
  transition: opacity var(--d-fast);
  z-index: 5;
}
.stack__card[hidden] { display: none !important; }

.stack__card-head {
  display: flex;
  align-items: center;
  gap: 0.5em;
  margin-bottom: var(--s-3);
  font-family: var(--font-mono);
  color: var(--accent);
  font-size: var(--t-sm);
}
.stack__card-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent-glow);
}
.stack__card-body {
  margin: 0 0 var(--s-3) 0;
  line-height: 1.55;
}
.stack__card-meta {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.25em 1em;
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  color: var(--ink-3);
}
.stack__card-meta dt {
  color: var(--ink-4);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.stack__card-meta dd {
  margin: 0;
  color: var(--ink-2);
}

.stack__legend {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-5);
  margin-top: var(--s-5);
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  color: var(--ink-3);
  letter-spacing: 0.03em;
  text-transform: lowercase;
}
.stack__legend-item {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
}
.stack__legend-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  display: inline-block;
}
.stack__legend-dot--edge { background: rgba(94,234,212,0.4); }
.stack__legend-dot--hub { background: var(--accent-3); box-shadow: 0 0 4px rgba(251,191,36,0.5); }
.stack__legend-dot--leaf { background: rgba(255,255,255,0.3); }
.stack__legend-dot--packet { background: var(--accent); box-shadow: 0 0 6px var(--accent-glow); }


/* ===== 12 · now ================================================ */

.now__title {
  font-size: clamp(var(--t-2xl), 4vw, var(--t-4xl));
  line-height: 1.1;
  margin-bottom: var(--s-6);
}
.now__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--s-5);
  margin-bottom: var(--s-7);
}

.now__card {
  position: relative;
  padding: var(--s-5);
  border: 1px solid var(--rule);
  border-radius: 10px;
  background:
    radial-gradient(
      circle at calc(var(--card-mx, 50%) * 1%) calc(var(--card-my, 50%) * 1%),
      rgba(94,234,212,0.12),
      transparent 55%),
    rgba(13,19,32,0.7);
  transform-style: preserve-3d;
  transition:
    transform var(--d-fast) var(--ease-out),
    border-color var(--d-fast);
  backdrop-filter: blur(6px);
  will-change: transform;
}
.now__card::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(
    135deg,
    rgba(94,234,212,0.25),
    transparent 40%,
    transparent 60%,
    rgba(251,191,36,0.18));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  opacity: 0;
  transition: opacity var(--d-med);
}
.now__card:hover { border-color: var(--accent); }
.now__card:hover::before { opacity: 1; }

.now__card-head {
  display: flex;
  align-items: center;
  gap: 0.5em;
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  color: var(--ink-3);
  letter-spacing: 0.08em;
  text-transform: lowercase;
  margin-bottom: var(--s-3);
}
.now__card-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 6px var(--accent-glow);
}
.now__card-value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(var(--t-xl), 3vw, var(--t-3xl));
  font-weight: 500;
  color: var(--ink-1);
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}
.now__card-sub {
  margin: var(--s-2) 0 0 0;
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  color: var(--ink-3);
}

.now__ticker {
  margin-top: var(--s-7);
  overflow: hidden;
  padding: var(--s-4) 0;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  -webkit-mask-image: linear-gradient(
    90deg, transparent, #000 12%, #000 88%, transparent);
  mask-image: linear-gradient(
    90deg, transparent, #000 12%, #000 88%, transparent);
}
.now__ticker-track {
  display: flex;
  gap: var(--s-7);
  white-space: nowrap;
  animation: ticker-scroll 40s linear infinite;
}
.now__ticker-item {
  font-family: var(--font-serif);
  font-size: clamp(var(--t-2xl), 5vw, var(--t-5xl));
  font-style: italic;
  color: var(--ink-2);
  opacity: 0.5;
  letter-spacing: -0.01em;
  transition: color var(--d-fast), opacity var(--d-fast);
}
.now__ticker-item:hover {
  color: var(--accent-3);
  opacity: 1;
}


/* ===== 13 · projects grid ====================================== */

.projects__title {
  font-size: clamp(var(--t-2xl), 4vw, var(--t-4xl));
  line-height: 1.1;
  margin-bottom: var(--s-4);
}
.projects__intro {
  max-width: 56ch;
  color: var(--ink-2);
  font-size: var(--t-lg);
  line-height: 1.6;
  margin: 0 0 var(--s-7) 0;
}
.projects__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--s-5);
}

.project {
  position: relative;
  padding: var(--s-5);
  border: 1px solid var(--rule);
  border-radius: 12px;
  background:
    radial-gradient(
      circle at calc(var(--card-mx, 50%) * 1%) calc(var(--card-my, 50%) * 1%),
      rgba(94,234,212,0.14),
      transparent 60%),
    linear-gradient(180deg, rgba(13,19,32,0.85), rgba(5,7,13,0.9));
  display: grid;
  gap: var(--s-3);
  min-height: 220px;
  transform-style: preserve-3d;
  transition:
    transform var(--d-fast) var(--ease-out),
    border-color var(--d-fast);
  will-change: transform;
  overflow: hidden;
  backdrop-filter: blur(6px);
}
.project::after {
  /* specular streak */
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(
    calc(var(--card-angle, 135) * 1deg),
    transparent 40%,
    rgba(255,255,255,0.04) 50%,
    transparent 60%);
  opacity: 0;
  transition: opacity var(--d-med);
}
.project:hover { border-color: var(--accent); }
.project:hover::after { opacity: 1; }

.project__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.project__tag {
  color: var(--accent);
  padding: 0.15em 0.6em;
  background: var(--accent-soft);
  border: 1px solid rgba(94,234,212,0.2);
  border-radius: 3px;
}
.project__status {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  color: var(--ink-2);
}
.project__status-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: #4ade80;
  box-shadow: 0 0 6px #4ade80;
  animation: pulse 2.1s ease-in-out infinite;
}
.project__status--planned .project__status-dot {
  background: var(--accent-3);
  box-shadow: 0 0 6px rgba(251,191,36,0.6);
}

.project__status--private .project__status-dot {
  background: #94a3b8;
  box-shadow: 0 0 6px rgba(148,163,184,0.42);
  animation: none;
}

.project__title {
  font-family: var(--font-mono);
  font-size: var(--t-xl);
  font-weight: 500;
  color: var(--ink-1);
  letter-spacing: -0.01em;
}
.project__desc {
  margin: 0;
  font-size: var(--t-base);
  color: var(--ink-2);
  line-height: 1.55;
  flex: 1;
}
.project__foot {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-2) var(--s-3);
  margin-top: auto;
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  color: var(--ink-3);
  letter-spacing: 0.04em;
}
.project__meta {
  padding: 0.15em 0.5em;
  border: 1px solid var(--rule);
  border-radius: 3px;
}


/* ===== 14 · terminal emulator ================================== */

.terminal-section__title {
  font-size: clamp(var(--t-2xl), 4vw, var(--t-4xl));
  line-height: 1.1;
  margin-bottom: var(--s-6);
}
.terminal-section__title code {
  font-size: 0.9em;
}

.terminal {
  position: relative;
  display: grid;
  grid-template-rows: auto 1fr auto;
  height: min(65vh, 640px);
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--rule);
  background:
    linear-gradient(135deg, rgba(13,19,32,0.94), rgba(5,7,13,0.96));
  box-shadow: 0 30px 60px -20px rgba(0,0,0,0.6);
  font-family: var(--font-mono);
}

.terminal__chrome {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  padding: var(--s-3) var(--s-4);
  background:
    linear-gradient(180deg, rgba(255,255,255,0.04), transparent),
    rgba(10,15,26,0.9);
  border-bottom: 1px solid var(--rule);
  font-size: var(--t-xs);
}
.terminal__traffic {
  display: flex;
  gap: 0.4em;
}
.terminal__dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  box-shadow: inset 0 0 0 1px rgba(0,0,0,0.25);
}
.terminal__dot--red    { background: #ff5f57; }
.terminal__dot--amber  { background: #febc2e; }
.terminal__dot--green  { background: #28c840; }
.terminal__title {
  text-align: center;
  color: var(--ink-3);
  font-size: var(--t-xs);
  letter-spacing: 0.04em;
}
.terminal__controls {
  display: flex;
  gap: var(--s-2);
  justify-content: end;
}
.terminal__btn {
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  color: var(--ink-3);
  padding: 0.2em 0.55em;
  border: 1px solid var(--rule);
  border-radius: 3px;
  background: transparent;
  transition: color var(--d-fast), border-color var(--d-fast);
}
.terminal__btn:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.terminal__body {
  overflow-y: auto;
  padding: var(--s-4) var(--s-5);
  color: var(--ink-2);
  font-size: var(--t-sm);
  line-height: 1.55;
  scrollbar-width: thin;
  scrollbar-color: var(--ink-4) transparent;
}
.terminal__body::-webkit-scrollbar { width: 6px; }
.terminal__body::-webkit-scrollbar-thumb {
  background: var(--ink-4);
  border-radius: 3px;
}

.terminal__line {
  white-space: pre-wrap;
  word-break: break-word;
  padding: 0.05em 0;
}
.terminal__line--prompt {
  color: var(--ink-1);
}
.terminal__line--prompt .p-user  { color: var(--accent); }
.terminal__line--prompt .p-at    { color: var(--ink-3); }
.terminal__line--prompt .p-host  { color: var(--accent-3); }
.terminal__line--prompt .p-colon { color: var(--ink-3); }
.terminal__line--prompt .p-path  { color: var(--accent-2); }
.terminal__line--prompt .p-dollar { color: var(--ink-3); margin-right: 0.4em; }
.terminal__line--comment { color: var(--ink-4); font-style: italic; }
.terminal__line--error   { color: #f87171; }
.terminal__line--ok      { color: #86efac; }
.terminal__line--info    { color: var(--accent); }
.terminal__line--dim     { color: var(--ink-4); }

.terminal__line a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.terminal__input-form {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  padding: var(--s-3) var(--s-5);
  border-top: 1px solid var(--rule);
  background: rgba(10,15,26,0.85);
  gap: 0.4em;
}
.terminal__input-prompt {
  display: inline-flex;
  align-items: baseline;
  gap: 0.1em;
  font-size: var(--t-sm);
}
.terminal__input-user   { color: var(--accent); }
.terminal__input-at     { color: var(--ink-3); }
.terminal__input-host   { color: var(--accent-3); }
.terminal__input-colon  { color: var(--ink-3); }
.terminal__input-path   { color: var(--accent-2); }
.terminal__input-dollar { color: var(--ink-3); margin-right: 0.5em; }

.terminal__input {
  width: 100%;
  background: transparent;
  border: none;
  outline: none;
  color: var(--ink-1);
  font-size: var(--t-sm);
  padding: 0.3em 0;
  caret-color: var(--accent);
}

.terminal.is-matrix {
  color: #15ff8a !important;
  background: #001008 !important;
  border-color: #00ff66 !important;
}
.terminal.is-matrix .terminal__body {
  color: #86efac;
}

.terminal-section__hint {
  margin-top: var(--s-4);
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  color: var(--ink-3);
  letter-spacing: 0.02em;
}
.terminal-section__hint code {
  font-size: 0.95em;
  margin: 0 0.2em;
}


/* ===== 15 · principles ========================================= */

.principles__title {
  font-size: clamp(var(--t-2xl), 4vw, var(--t-4xl));
  line-height: 1.1;
  margin-bottom: var(--s-6);
}

.principles__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--s-6);
  counter-reset: principle;
}

.principle {
  display: grid;
  grid-template-columns: 3.5rem 1fr;
  gap: var(--s-4) var(--s-5);
  padding: var(--s-5) 0;
  border-top: 1px solid var(--rule);
  position: relative;
}
.principle:last-child { border-bottom: 1px solid var(--rule); }
.principle__num {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: var(--t-3xl);
  color: var(--accent-3);
  line-height: 1;
  grid-column: 1;
  grid-row: 1 / span 2;
  padding-top: 0.35em;
}
.principle__h {
  grid-column: 2;
  font-family: var(--font-sans);
  font-size: clamp(var(--t-xl), 2.5vw, var(--t-3xl));
  font-weight: 600;
  line-height: 1.1;
  color: var(--ink-1);
  letter-spacing: -0.02em;
  margin: 0;
}
.principle__p {
  grid-column: 2;
  max-width: 60ch;
  color: var(--ink-2);
  font-size: var(--t-lg);
  line-height: 1.6;
  margin: 0;
}

.principles__coda {
  display: grid;
  grid-template-columns: 3.5rem 1fr;
  gap: var(--s-4) var(--s-5);
  margin-top: var(--s-7);
  padding-top: var(--s-5);
}
.principles__coda-line {
  font-family: var(--font-serif);
  font-size: var(--t-3xl);
  color: var(--accent);
}
.principles__coda p {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: var(--t-xl);
  color: var(--ink-2);
  line-height: 1.5;
  margin: 0;
  max-width: 62ch;
}


/* ===== 16 · footer ============================================= */

.foot {
  margin-top: var(--s-9);
  border-top: 1px solid var(--rule);
  background: linear-gradient(180deg, transparent, rgba(5,7,13,0.95));
  padding: var(--s-7) 0 var(--s-9) 0;
}
.foot__inner {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--s-6);
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  color: var(--ink-3);
  letter-spacing: 0.02em;
}
.foot__col { display: grid; gap: var(--s-2); }
.foot__row {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 0.5em;
}
.foot__k {
  color: var(--ink-4);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
.foot__v { color: var(--ink-2); }

.foot__col--motto {
  justify-self: end;
  align-self: end;
}
.foot__motto {
  font-size: var(--t-base);
  color: var(--accent);
  letter-spacing: 0.02em;
}
.foot__motto-cmd { color: var(--ink-3); }
.foot__motto-caret {
  display: inline-block;
  margin-left: 0.15em;
  color: var(--accent);
  animation: caret-blink 1s steps(2) infinite;
}
.foot__note {
  margin-top: var(--s-3);
  color: var(--ink-4);
  font-style: italic;
  font-family: var(--font-serif);
  font-size: var(--t-sm);
}


/* ===== 17 · badges / buttons / magnetic ======================== */

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6em;
  padding: 0.8em 1.25em;
  font-family: var(--font-mono);
  font-size: var(--t-sm);
  letter-spacing: 0.01em;
  color: var(--bg-0);
  background: var(--accent);
  border-radius: 6px;
  border: 1px solid var(--accent);
  transform: translate3d(0,0,0);
  will-change: transform;
  transition:
    background var(--d-fast),
    transform var(--d-fast) var(--ease-out),
    box-shadow var(--d-fast);
  box-shadow: 0 10px 25px -10px rgba(94,234,212,0.6);
  position: relative;
  overflow: hidden;
}
.badge:hover {
  background: #7efbe3;
  box-shadow: 0 14px 30px -12px rgba(94,234,212,0.9);
}
.badge--ghost {
  background: transparent;
  color: var(--ink-1);
  border-color: var(--rule-strong);
  box-shadow: none;
}
.badge--ghost:hover {
  background: rgba(94,234,212,0.08);
  border-color: var(--accent);
  color: var(--accent);
}
.badge__dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--bg-0);
  box-shadow: 0 0 6px var(--bg-0);
  animation: pulse 2.1s ease-in-out infinite;
}
.badge__arrow {
  transition: transform var(--d-fast);
}
.badge:hover .badge__arrow { transform: translateX(3px); }

[data-magnetic] {
  display: inline-block;
  will-change: transform;
  transition: transform var(--d-fast) var(--ease-out);
}


/* ===== 18 · tilt card affordances ============================== */

[data-tilt] {
  will-change: transform;
  transform-style: preserve-3d;
  transform: perspective(900px)
             rotateX(calc(var(--tilt-x, 0deg)))
             rotateY(calc(var(--tilt-y, 0deg)))
             translateZ(0);
  transition: transform var(--d-fast) var(--ease-out);
}


/* ===== 19 · konami toast + motion toggle ====================== */

.konami-toast {
  position: fixed;
  left: 50%;
  bottom: var(--s-7);
  transform: translateX(-50%);
  padding: var(--s-3) var(--s-5);
  font-family: var(--font-mono);
  font-size: var(--t-sm);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(10,15,26,0.95);
  border: 1px solid var(--accent);
  border-radius: 4px;
  box-shadow: 0 0 30px var(--accent-glow);
  z-index: 9500;
  opacity: 0;
  transition: opacity var(--d-med);
}
.konami-toast.is-visible {
  opacity: 1;
}

.motion-toggle {
  position: fixed;
  right: var(--s-5);
  bottom: var(--s-5);
  padding: 0.4em 0.8em;
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  letter-spacing: 0.06em;
  color: var(--ink-3);
  background: rgba(10,15,26,0.8);
  border: 1px solid var(--rule);
  border-radius: 3px;
  z-index: 500;
  backdrop-filter: blur(8px);
  transition: color var(--d-fast), border-color var(--d-fast);
}
.motion-toggle:hover {
  color: var(--accent);
  border-color: var(--accent);
}
.motion-toggle .motion-toggle__off { display: none; }
body[data-motion="reduced"] .motion-toggle .motion-toggle__off { display: inline; }
body[data-motion="reduced"] .motion-toggle .motion-toggle__on  { display: none; }


/* ===== 20 · keyframes library ================================== */

@keyframes pulse {
  0%, 100% { opacity: 1; transform: translateY(-50%) scale(1); }
  50%      { opacity: 0.5; transform: translateY(-50%) scale(0.85); }
}

@keyframes caret-blink {
  50% { opacity: 0; }
}

@keyframes mark-rotate {
  from { transform: rotate(0); }
  to   { transform: rotate(360deg); }
}

@keyframes char-rise {
  0%   { transform: translateY(110%); opacity: 0; }
  100% { transform: translateY(0);    opacity: 1; }
}

@keyframes fade-down {
  from { opacity: 0; transform: translateY(-12px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fade-up {
  from { opacity: 0; transform: translateY(18px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fade-left {
  from { opacity: 0; transform: translateX(-18px); }
  to   { opacity: 1; transform: translateX(0); }
}
@keyframes fade-right {
  from { opacity: 0; transform: translateX(18px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes scroll-line {
  0%   { transform: scaleY(0); transform-origin: top; opacity: 1; }
  50%  { transform: scaleY(1); transform-origin: top; opacity: 1; }
  51%  { transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; opacity: 0.2; }
}

@keyframes ticker-scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

@keyframes aurora-drift {
  0%   { transform: translate(0, 0) scale(1);       }
  25%  { transform: translate(10vw, -8vh) scale(1.1); }
  50%  { transform: translate(-6vw, 10vh) scale(0.95); }
  75%  { transform: translate(-10vw, -4vh) scale(1.05); }
  100% { transform: translate(6vw, 8vh) scale(1);  }
}

@keyframes noise-jitter {
  0%,100% { transform: translate(0,0); }
  25%     { transform: translate(-1%, 2%); }
  50%     { transform: translate(2%, -1%); }
  75%     { transform: translate(-2%, -2%); }
}

@keyframes glitch-shake {
  0%   { transform: translate(0); }
  20%  { transform: translate(-2px, 1px); }
  40%  { transform: translate(2px, -1px); }
  60%  { transform: translate(-1px, -2px); }
  80%  { transform: translate(1px, 2px); }
  100% { transform: translate(0); }
}

@keyframes reveal-from-below {
  from { opacity: 0; transform: translate3d(0, 30px, 0); }
  to   { opacity: 1; transform: translate3d(0, 0, 0); }
}

@keyframes spin-slow {
  from { transform: rotate(0); }
  to   { transform: rotate(360deg); }
}

@keyframes shimmer {
  0% { background-position: 0% 0%; }
  100% { background-position: 200% 0%; }
}


/* ===== Reveal system integration =============================== */

[data-reveal] {
  opacity: 0;
  transform: translate3d(0, 18px, 0);
  transition:
    opacity 800ms var(--ease-out),
    transform 800ms var(--ease-out);
}
[data-reveal].is-revealed {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}
[data-reveal="fade-down"] { transform: translate3d(0, -12px, 0); }
[data-reveal="fade-down"].is-revealed { transform: translate3d(0, 0, 0); }
[data-reveal="split-lines"] { opacity: 1; transform: none; }


/* ===== 21 · responsive breakpoints ============================= */

@media (max-width: 960px) {
  :root {
    --content-pad: 1.25rem;
  }
  .topbar {
    grid-template-columns: auto 1fr auto;
    gap: var(--s-3);
  }
  .topbar__nav {
    display: none;
  }
  .hero__side-meta {
    display: none;
  }
  .hero__title { line-height: 0.92; }
  .principle {
    grid-template-columns: 2.5rem 1fr;
    gap: var(--s-3);
  }
  .principles__coda { grid-template-columns: 2.5rem 1fr; gap: var(--s-3); }

  .terminal {
    height: min(75vh, 560px);
  }

  .foot__col--motto {
    justify-self: start;
  }
  .foot__row {
    grid-template-columns: 90px 1fr;
  }
}

@media (max-width: 640px) {
  :root {
    --content-pad: 1rem;
  }
  .topbar__status-loc { display: none; }
  .hero__tagline { font-size: var(--t-sm); }
  .hero__badges { flex-direction: column; align-items: stretch; }
  .badge { justify-content: center; }

  .stack__diagram {
    aspect-ratio: 6 / 7;
  }
  .stack__card {
    max-width: calc(100vw - 3rem);
    font-size: var(--t-xs);
  }

  .now__grid { grid-template-columns: 1fr; }
  .projects__grid { grid-template-columns: 1fr; }

  .principle__h { font-size: var(--t-lg); }
  .principle__p { font-size: var(--t-base); }

  .terminal {
    height: min(75vh, 520px);
    font-size: 0.85em;
  }
}


/* ===== 22 · reduced motion overrides =========================== */

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  .aurora, .noise, .scanlines { display: none; }
  .particles { opacity: 0.1; }
  .hero__title .char {
    animation: none;
    transform: none;
    opacity: 1;
  }
}

body[data-motion="reduced"] .aurora,
body[data-motion="reduced"] .noise,
body[data-motion="reduced"] .scanlines { display: none; }
body[data-motion="reduced"] .particles { opacity: 0; }
body[data-motion="reduced"] *,
body[data-motion="reduced"] *::before,
body[data-motion="reduced"] *::after {
  animation-duration: 0.001ms !important;
  transition-duration: 120ms !important;
}

/* Focus styles that still work with reduced motion */
[data-tilt]:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; }

/* ================================================================
   End of main.css. If you are reading this, hello.
   ================================================================ */