/* =========================================================
   ismaelfilho.com — static stylesheet
   Hand-compiled from the original Tailwind utility set.
   No runtime CSS generation, no CDN.
   ========================================================= */

:root {
  --black: #000;
  --dark: #000;
  --lime: #a3e635;
  --text: #e5e5e5;
  --magenta: #ff00ff;
  --yellow: #facc15;
  --orange: #fb923c;
  --blue: #3b82f6;
  --pink: #ec4899;
  --g200: #e5e7eb;
  --g300: #d1d5db;
  --g400: #9ca3af;
  --g500: #6b7280;
  --g600: #4b5563;
  --g700: #374151;
  --g800: #1f2937;
  --sans: "Space Grotesk", "Segoe UI", sans-serif;
  --mono: "Space Mono", ui-monospace, monospace;
}

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background-color: var(--black);
  color: var(--text);
  font-family: var(--sans);
  overflow-x: hidden;
  text-wrap: pretty;
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--lime); color: #000; }

a { color: var(--lime); text-decoration: none; transition: color .3s; }
a:hover { color: #fff; }

h1, h2, h3, h4 { margin: 0; font-weight: 700; }
p { margin: 0; }
ul { margin: 0; padding: 0; list-style: none; }
img { display: block; }
noscript { display: none; }

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--black); }
::-webkit-scrollbar-thumb { background: #333; }
::-webkit-scrollbar-thumb:hover { background: var(--lime); }

/* ---------- backgrounds ---------- */

.bg-grid { background: #000; }
.pat-neural-magenta {
  background-size: 20px 20px;
  background-image: radial-gradient(var(--magenta) 1.5px, transparent 1.5px);
}
.pat-circuit {
  background-size: 20px 20px;
  background-image:
    linear-gradient(rgba(250, 204, 21, .25) 1px, transparent 1px),
    linear-gradient(90deg, rgba(250, 204, 21, .25) 1px, transparent 1px);
}
.pat-hex {
  background-size: 24px 24px;
  background-image: radial-gradient(circle, rgba(251, 146, 60, .25) 2px, transparent 2.5px);
}
.pat-speed {
  background-image: repeating-linear-gradient(135deg, transparent, transparent 10px, rgba(59, 130, 246, .2) 10px, rgba(59, 130, 246, .2) 11px);
}
.pat-isometric {
  background-size: 20px 20px;
  background-image:
    linear-gradient(30deg, rgba(236, 72, 153, .2) 1px, transparent 1px),
    linear-gradient(150deg, rgba(236, 72, 153, .2) 1px, transparent 1px);
}
.pat-warning {
  background-image: repeating-linear-gradient(45deg, rgba(163, 230, 53, .03), rgba(163, 230, 53, .03) 10px, transparent 10px, transparent 20px);
}

/* ---------- glitch text (intensified) ---------- */

@keyframes glitch-anim-1 {
  0%   { clip-path: inset(20% 0 62% 0); transform: translate(-5px, 1px); }
  10%  { clip-path: inset(70% 0 8% 0);  transform: translate(4px, -1px); }
  20%  { clip-path: inset(60% 0 10% 0); transform: translate(5px, -1px); }
  35%  { clip-path: inset(5% 0 80% 0);  transform: translate(-3px, 0); }
  40%  { clip-path: inset(40% 0 42% 0); transform: translate(-6px, 2px); }
  60%  { clip-path: inset(80% 0 5% 0);  transform: translate(5px, -2px); }
  80%  { clip-path: inset(10% 0 70% 0); transform: translate(-4px, 1px); }
  100% { clip-path: inset(30% 0 50% 0); transform: translate(3px, -1px); }
}
@keyframes glitch-anim-2 {
  0%   { clip-path: inset(10% 0 60% 0); transform: translate(5px, -1px); }
  15%  { clip-path: inset(48% 0 34% 0); transform: translate(-4px, 1px); }
  20%  { clip-path: inset(30% 0 20% 0); transform: translate(-5px, 1px); }
  40%  { clip-path: inset(70% 0 10% 0); transform: translate(6px, -2px); }
  55%  { clip-path: inset(2% 0 86% 0);  transform: translate(-3px, 0); }
  60%  { clip-path: inset(20% 0 50% 0); transform: translate(-5px, 2px); }
  80%  { clip-path: inset(60% 0 20% 0); transform: translate(4px, -1px); }
  100% { clip-path: inset(50% 0 30% 0); transform: translate(-3px, 1px); }
}

.glitch { position: relative; display: inline-block; }
.glitch::before, .glitch::after {
  content: attr(data-text);
  position: absolute;
  inset: 0;
  opacity: 0;
  pointer-events: none;
  text-shadow: none;
  white-space: inherit;
}
.glitch.is-live,
.group:hover .glitch,
.glitch:hover { text-shadow: 2px 0 rgba(59, 130, 246, .75), -1px 0 rgba(255, 0, 255, .35); }
.glitch.is-live::before,
.group:hover .glitch::before,
.glitch:hover::before {
  opacity: .9; color: var(--magenta); z-index: 1; mix-blend-mode: screen;
  animation: glitch-anim-1 5.5s infinite linear alternate-reverse;
}
.glitch.is-live::after,
.group:hover .glitch::after,
.glitch:hover::after {
  opacity: .9; color: var(--lime); z-index: 1; mix-blend-mode: screen;
  animation: glitch-anim-2 7s infinite linear alternate-reverse;
}

.glitch.is-live { text-shadow: 2px 0 rgba(59, 130, 246, .375), -1px 0 rgba(255, 0, 255, .175); }
.glitch.is-live::before, .glitch.is-live::after { opacity: .45; }
.group:hover .glitch.is-live, .glitch.is-live:hover { text-shadow: 2px 0 rgba(59, 130, 246, .75), -1px 0 rgba(255, 0, 255, .35); }
.group:hover .glitch.is-live::before, .glitch.is-live:hover::before,
.group:hover .glitch.is-live::after, .glitch.is-live:hover::after { opacity: .9; }

/* ---------- glitch box ---------- */

.gbox { position: relative; transition: transform .2s, box-shadow .2s; }
.group:hover > .gbox,
.group:hover .gbox,
.gbox:hover {
  box-shadow: 2px 2px 0 rgba(163, 230, 53, .5), -2px -2px 0 rgba(255, 0, 255, .5);
  transform: translate(-1px, -1px);
}
.gbox-blue { position: relative; transition: transform .2s, box-shadow .2s; }
.gbox-blue:hover {
  box-shadow: 2px 2px 0 rgba(59, 130, 246, .5), -2px -2px 0 rgba(6, 182, 212, .5);
  transform: translate(-1px, -1px);
}

/* ---------- language switcher ---------- */

.lang-switch {
  position: fixed;
  top: 1.5rem; right: 1.5rem;
  z-index: 50;
  display: flex;
  gap: .5rem;
  font-family: var(--mono);
  font-size: .875rem;
}
.lang-switch a {
  padding: .25rem .75rem;
  border-radius: 2px;
  border: 1px solid transparent;
  transition: all .3s;
  color: var(--g200);
  background: rgba(5, 5, 5, .8);
}
.lang-switch a:hover { color: var(--lime); border-color: rgba(163, 230, 53, .3); }
.lang-switch a[aria-current="true"] {
  color: var(--black);
  background: var(--lime);
  font-weight: 700;
  box-shadow: 0 0 15px rgba(163, 230, 53, .6);
}

/* ---------- page shell ---------- */

.page { position: relative; min-height: 100vh; padding-bottom: 5rem; }

.sec {
  padding: 6rem 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, .05);
}
.sec--tinted { background: #000; }

.sec-grid { display: grid; gap: 3rem; }
.sec-label {
  font-family: var(--mono);
  font-size: .875rem;
  color: var(--g400);
}
.sec-label a { color: inherit; }
.sec-label a:hover { color: var(--lime); }

.sec-head {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 3rem;
}
.sec-head .rule { height: 1px; width: 2rem; background: var(--lime); flex-shrink: 0; }
.sec-head h2 {
  font-size: 1.875rem;
  letter-spacing: -.025em;
  text-transform: uppercase;
  color: var(--text);
}

/* ---------- hero ---------- */

.hero {
  position: relative;
  z-index: 10;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3rem;
  padding: 8rem 1.5rem 4rem;
}
.hero-copy {
  flex: 1;
  order: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}
.hero-copy h1 {
  display: flex;
  flex-direction: column;
  font-size: 3rem;
  line-height: 1;
  letter-spacing: -.025em;
  color: #fff;
  margin-bottom: 1.5rem;
}
.hero-tags {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2rem;
}
.hero-role {
  font-family: var(--mono);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--lime);
  border: 1px solid var(--lime);
  padding: .375rem 1rem;
  border-radius: 2px;
}
.hero-subrole { font-family: var(--mono); font-size: .875rem; color: #fff; }
.hero-langs { display: flex; align-items: center; gap: .625rem; margin: -.75rem 0 2rem; font-family: var(--mono); font-size: .75rem; letter-spacing: .08em; text-transform: uppercase; }
.hero-langs svg { color: var(--lime); flex: none; }
.hero-langs .hl-label { color: #9ca3af; }
.hero-langs .hl-sep { width: 1px; height: .875rem; background: rgba(255,255,255,.25); }
.hero-langs .hl-list { display: flex; align-items: center; gap: .5rem; color: #fff; font-weight: 700; }
.hero-langs .hl-list i { font-style: normal; color: rgba(255,255,255,.3); font-weight: 400; }
.hero-desc {
  max-width: 48.3rem;
  font-size: 1.125rem;
  line-height: 1.625;
  color: #fff;
  margin-bottom: 2.5rem;
}
.hero-cta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
  width: 100%;
  font-family: var(--mono);
}
.btn-solid {
  padding: .75rem 2rem;
  background: var(--lime);
  color: var(--black);
  font-weight: 700;
  text-transform: uppercase;
  transition: all .3s;
}
.btn-solid:hover { background: #fff; color: var(--black); }
.btn-ghost {
  display: flex;
  align-items: center;
  gap: .5rem;
  padding: .75rem 2rem;
  border: 1px solid var(--g500);
  color: #fff;
  text-transform: uppercase;
  transition: all .3s;
}
.btn-ghost:hover { color: var(--lime); }

.hero-media {
  flex: 1;
  order: 1;
  display: flex;
  justify-content: center;
  position: relative;
}

/* profile — CRT monitor */
@keyframes profile-scan {
  0%   { top: -100%; opacity: 0; }
  50%  { opacity: 1; }
  100% { top: 200%; opacity: 0; }
}
@keyframes crt-tilt {
  0%, 86%   { transform: none; filter: none; }
  87%       { transform: translate(-2px, 1px) skewX(.6deg); filter: brightness(1.15) saturate(1.2); }
  88.5%     { transform: translate(2px, -1px) skewX(-.5deg); filter: brightness(.92); }
  90%       { transform: translate(-1px, 0) skewX(.3deg); filter: brightness(1.08); }
  91.5%     { transform: translateY(1px); filter: none; }
  100%      { transform: none; filter: none; }
}
@keyframes crt-hum {
  0%, 100% { opacity: .20; }
  50%      { opacity: .32; }
}
.profile { position: relative; width: 18rem; height: 18rem; }
.profile-tilt {
  position: absolute;
  inset: 0;
  background: rgba(163, 230, 53, .05);
  border-radius: 1rem;
  transform: rotate(3deg);
}
.profile-frame {
  position: relative;
  width: 100%; height: 100%;
  z-index: 10;
  border-radius: 1rem;
  overflow: hidden;
  border: 1px solid rgba(163, 230, 53, .3);
  background: var(--dark);
  transition: border-color .3s;
  animation: crt-tilt 11s steps(1, end) infinite;
}
.profile:hover .profile-frame { border-color: var(--lime); }

/* scanlines + phosphor grille */
.profile-frame::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 22;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(to bottom, rgba(0, 0, 0, .55) 0 1px, transparent 1px 3px),
    repeating-linear-gradient(to right, rgba(255, 0, 255, .05) 0 1px, rgba(163, 230, 53, .05) 1px 2px, transparent 2px 3px);
  animation: crt-hum 3.4s ease-in-out infinite;
  mix-blend-mode: multiply;
}

/* screen curvature + glass glare */
.profile-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 24;
  pointer-events: none;
  background:
    radial-gradient(120% 90% at 50% 50%, transparent 55%, rgba(0, 0, 0, .55) 100%),
    linear-gradient(115deg, rgba(255, 255, 255, .07) 0 22%, transparent 42%);
}
.profile-frame img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: top;
  filter: grayscale(1) contrast(1.1);
  transition: filter .5s;
  position: relative;
  z-index: 10;
}
.profile:hover .profile-frame img { filter: grayscale(0) contrast(1.1); }

/* RGB channel separation on hover */
.rgb-ghost {
  position: absolute;
  inset: 0;
  z-index: 20;
  pointer-events: none;
  opacity: 0;
  mix-blend-mode: screen;
  transition: opacity .35s ease, transform .35s ease;
}
.rgb-ghost.rgb-r { filter: grayscale(1) contrast(1.1) sepia(1) hue-rotate(-42deg) saturate(7); }
.rgb-ghost.rgb-b { filter: grayscale(1) contrast(1.1) sepia(1) hue-rotate(150deg) saturate(6); }
.profile:hover .rgb-ghost { opacity: .42; }
.profile:hover .rgb-ghost.rgb-r { transform: translate(-2.5px, 1px); }
.profile:hover .rgb-ghost.rgb-b { transform: translate(2.5px, -1px); }
.profile-scanline {
  position: absolute;
  left: 0;
  width: 100%;
  height: 20px;
  background: linear-gradient(to bottom, transparent, rgba(163, 230, 53, .5), transparent);
  animation: profile-scan 4s linear infinite;
  pointer-events: none;
  z-index: 30;
}
.profile-badge {
  position: absolute;
  bottom: -1.5rem; left: -1.5rem;
  z-index: 30;
  display: flex;
  align-items: center;
  gap: .75rem;
  padding: 1rem;
  background: var(--black);
  border: 1px solid rgba(163, 230, 53, .3);
}
.profile-badge .ico { background: rgba(163, 230, 53, .1); padding: .5rem; border-radius: 2px; color: var(--lime); }
.profile-badge .lbl { font-family: var(--mono); font-size: .75rem; text-transform: uppercase; color: var(--lime); }
.profile-badge .val { font-size: 1.5rem; font-weight: 700; color: #fff; }

/* ---------- about ---------- */

.prose { display: flex; flex-direction: column; gap: 1.5rem; max-width: 55.2rem; font-size: 1.125rem; line-height: 1.625; color: var(--g200); }

/* ---------- services ---------- */

.svc-grid { display: grid; grid-template-columns: 1fr; gap: 1.5rem; }
.svc {
  position: relative;
  padding: 2rem;
  height: 100%;
  border-radius: 2px;
  border: 1px solid rgba(255, 255, 255, .05);
  background: var(--black);
  overflow: hidden;
  transition: border-color .3s;
}
.svc:hover { border-color: rgba(255, 255, 255, .2); }
.svc-pat {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: .2;
  transition: opacity .5s;
}
.svc:hover .svc-pat { opacity: .6; }

/* ---- per-service neon border + lighting ---- */
@property --ang { syntax: "<angle>"; inherits: false; initial-value: 0deg; }
@property --ly  { syntax: "<percentage>"; inherits: false; initial-value: -10%; }
@keyframes svc-spin { to { --ang: 360deg; } }
@keyframes svc-streak { from { background-position: 150% 0; } to { background-position: -150% 0; } }
@keyframes svc-laser { 0% { --ly: -10%; } 100% { --ly: 110%; } }
@keyframes svc-neon {
  0%, 100% { box-shadow: 0 0 22px -6px rgba(var(--c), .38), inset 0 0 40px -22px rgba(var(--c), .49); }
  50%      { box-shadow: 0 0 34px -4px rgba(var(--c), .56), inset 0 0 50px -18px rgba(var(--c), .6); }
}
/* Product Owner — failing signal */
@keyframes svc-fail {
  0%, 100% { opacity: .5; transform: none; }
  7%   { opacity: .1; }
  8%   { opacity: .6; transform: translateX(2px); }
  9%   { opacity: .2; transform: translateX(-1px); }
  10%  { opacity: .5; transform: none; }
  42%  { opacity: .5; }
  43%  { opacity: 0; }
  44%  { opacity: .55; clip-path: inset(0 0 60% 0); transform: translateX(-3px); }
  45%  { opacity: .5; clip-path: inset(40% 0 0 0); transform: translateX(3px); }
  46%  { opacity: .5; clip-path: none; transform: none; }
  71%  { opacity: .5; }
  72%  { opacity: .15; transform: translateX(1px); }
  73%  { opacity: .5; transform: none; }
}
/* UX — RGB slicing */
@keyframes svc-slice {
  0%, 100% { clip-path: inset(0 0 0 0); transform: none; }
  10% { clip-path: inset(12% 0 70% 0); transform: translateX(-4px); }
  20% { clip-path: inset(55% 0 20% 0); transform: translateX(4px); }
  30% { clip-path: inset(30% 0 52% 0); transform: translateX(-2px); }
  40% { clip-path: inset(0 0 0 0); transform: none; }
  62% { clip-path: inset(78% 0 6% 0); transform: translateX(3px); }
  70% { clip-path: inset(0 0 0 0); transform: none; }
}
@keyframes svc-rgb {
  0%, 100% { text-shadow: -1px 0 rgba(255, 0, 255, .6), 1px 0 rgba(6, 182, 212, .6); transform: none; }
  18% { text-shadow: -3px 0 rgba(255, 0, 255, .7), 3px 0 rgba(6, 182, 212, .7); transform: translateX(1px); }
  20% { text-shadow: 2px 0 rgba(255, 0, 255, .7), -2px 0 rgba(6, 182, 212, .7); transform: translateX(-1px); }
  22% { text-shadow: -1px 0 rgba(255, 0, 255, .6), 1px 0 rgba(6, 182, 212, .6); transform: none; }
  64% { text-shadow: -1px 0 rgba(255, 0, 255, .6), 1px 0 rgba(6, 182, 212, .6); }
  66% { text-shadow: -4px 0 rgba(255, 0, 255, .75), 4px 0 rgba(6, 182, 212, .75); transform: skewX(-3deg); }
  68% { text-shadow: -1px 0 rgba(255, 0, 255, .6), 1px 0 rgba(6, 182, 212, .6); transform: none; }
}

.svc:has(.pat-neural-magenta) { --c: 255, 0, 255; }
.svc:has(.pat-circuit)        { --c: 250, 204, 21; }
.svc:has(.pat-hex)            { --c: 251, 146, 60; }
.svc:has(.pat-speed)          { --c: 59, 130, 246; }
.svc:has(.pat-isometric)      { --c: 236, 72, 153; }

.svc { --mx: 50%; --my: 0%; transition: border-color .3s, transform .3s; }
.svc:hover { border-color: rgba(var(--c), .15); transform: translateY(-2px); animation: svc-neon 2.4s ease-in-out infinite; }

/* cursor-following light + top gradient wash */
.svc::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: 0;
  transition: opacity .4s;
  background:
    radial-gradient(380px circle at var(--mx) var(--my), rgba(var(--c), .14), transparent 60%),
    linear-gradient(to bottom, rgba(var(--c), .07), transparent 55%);
}
.svc:hover::after { opacity: 1; }

/* animated 1px ring, 50% contrast */
.svc::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 11;
  padding: 1px;
  border-radius: inherit;
  pointer-events: none;
  opacity: 0;
  transition: opacity .35s;
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask: linear-gradient(#000 0 0) content-box exclude, linear-gradient(#000 0 0);
}
.svc:hover::before { opacity: .5; }

/* Automation — orbiting neural spark */
.svc:has(.pat-neural-magenta)::before {
  background: conic-gradient(from var(--ang), transparent 0 62%, rgba(255, 0, 255, .9) 82%, #fff 87%, rgba(255, 0, 255, .9) 90%, transparent 96%);
  animation: svc-spin 2.8s linear infinite;
}
/* Product Owner — flickering, failing border */
.svc:has(.pat-circuit)::before { background: #facc15; }
.svc:has(.pat-circuit):hover::before { animation: svc-fail 2.6s steps(1, end) infinite; }
/* Product Management — laser scan */
.svc:has(.pat-hex)::before { background: #fb923c; }
.svc:has(.pat-hex)::after {
  background:
    linear-gradient(to bottom, transparent calc(var(--ly) - 14%), rgba(251, 146, 60, .10) calc(var(--ly) - 1px), #fdba74 var(--ly), transparent calc(var(--ly) + 1px)),
    radial-gradient(380px circle at var(--mx) var(--my), rgba(var(--c), .14), transparent 60%),
    linear-gradient(to bottom, rgba(var(--c), .07), transparent 55%);
  animation: svc-laser 2.2s cubic-bezier(.45, 0, .55, 1) infinite alternate;
  z-index: 12;
}
.svc:has(.pat-hex):hover .svc-body { filter: drop-shadow(0 0 0 transparent); }
/* Delivery — high-speed light streak */
.svc:has(.pat-speed)::before {
  background: linear-gradient(90deg, rgba(59, 130, 246, .15) 0 38%, #3b82f6 46%, #fff 50%, #06b6d4 54%, rgba(59, 130, 246, .15) 62% 100%);
  background-size: 300% 100%;
  animation: svc-streak 1.1s cubic-bezier(.6, 0, .4, 1) infinite;
}
/* UX — RGB colour slicing */
.svc:has(.pat-isometric)::before {
  background: linear-gradient(90deg, #ff00ff, #ec4899 40%, #06b6d4);
  animation: svc-slice 1.8s steps(1, end) infinite;
}
.svc:has(.pat-isometric):hover .svc-body h3 { animation: svc-rgb 2.4s steps(1, end) infinite; }

.svc-ico { transition: border-color .3s, box-shadow .3s, background-color .3s; }

/* ---- RGB-split variations for the other cards ---- */
/* Automation — vertical split, slow drift */
@keyframes rgb-v {
  0%, 100% { text-shadow: 0 -1px var(--ca), 0 1px var(--cb); transform: none; }
  30% { text-shadow: 0 -3px var(--ca), 0 3px var(--cb); }
  32% { text-shadow: 0 2px var(--ca), 0 -2px var(--cb); transform: translateY(-1px); }
  34% { text-shadow: 0 -1px var(--ca), 0 1px var(--cb); transform: none; }
  78% { text-shadow: 1px -2px var(--ca), -1px 2px var(--cb); }
  80% { text-shadow: 0 -1px var(--ca), 0 1px var(--cb); }
}
/* Product Owner — hard jumps, like a dropped frame */
@keyframes rgb-jump {
  0%, 100% { text-shadow: -1px 0 var(--ca), 1px 0 var(--cb); transform: none; clip-path: none; }
  8%  { text-shadow: -5px 0 var(--ca), 5px 0 var(--cb); transform: translateX(3px); clip-path: inset(0 0 45% 0); }
  9%  { text-shadow: 4px 0 var(--ca), -4px 0 var(--cb); transform: translateX(-3px); clip-path: inset(50% 0 0 0); }
  10% { text-shadow: -1px 0 var(--ca), 1px 0 var(--cb); transform: none; clip-path: none; }
  44% { transform: none; }
  45% { text-shadow: -3px 0 var(--ca), 3px 0 var(--cb); transform: translateX(-2px); }
  46% { text-shadow: -1px 0 var(--ca), 1px 0 var(--cb); transform: none; }
}
/* Product Management — diagonal skew slice */
@keyframes rgb-skew {
  0%, 100% { text-shadow: -1px 1px var(--ca), 1px -1px var(--cb); transform: none; }
  24% { text-shadow: -3px 2px var(--ca), 3px -2px var(--cb); transform: skewX(-6deg); }
  26% { text-shadow: 2px -1px var(--ca), -2px 1px var(--cb); transform: skewX(4deg); }
  28% { text-shadow: -1px 1px var(--ca), 1px -1px var(--cb); transform: none; }
  70% { text-shadow: -1px 1px var(--ca), 1px -1px var(--cb); }
  72% { text-shadow: -4px 0 var(--ca), 4px 0 var(--cb); transform: skewX(-3deg) translateX(2px); }
  74% { text-shadow: -1px 1px var(--ca), 1px -1px var(--cb); transform: none; }
}
/* Delivery — horizontal speed smear */
@keyframes rgb-smear {
  0%, 100% { text-shadow: -1px 0 var(--ca), 1px 0 var(--cb); transform: none; }
  40% { text-shadow: -1px 0 var(--ca), 1px 0 var(--cb); }
  42% { text-shadow: -3px 0 var(--ca), -6px 0 var(--cb), -10px 0 rgba(59, 130, 246, .25); transform: translateX(3px); }
  44% { text-shadow: -2px 0 var(--ca), -4px 0 var(--cb), -7px 0 rgba(59, 130, 246, .15); transform: translateX(1px); }
  46% { text-shadow: -1px 0 var(--ca), 1px 0 var(--cb); transform: none; }
}

.svc:has(.pat-neural-magenta) { --ca: rgba(255, 0, 255, .65); --cb: rgba(163, 230, 53, .6); }
.svc:has(.pat-circuit)        { --ca: rgba(250, 204, 21, .7);  --cb: rgba(6, 182, 212, .65); }
.svc:has(.pat-hex)            { --ca: rgba(251, 146, 60, .7);  --cb: rgba(59, 130, 246, .6); }
.svc:has(.pat-speed)          { --ca: rgba(6, 182, 212, .7);   --cb: rgba(59, 130, 246, .7); }

.svc:has(.pat-neural-magenta):hover .svc-body h3 { animation: rgb-v 3.2s steps(1, end) infinite; }
.svc:has(.pat-circuit):hover .svc-body h3 { animation: rgb-jump 2.6s steps(1, end) infinite; }
.svc:has(.pat-hex):hover .svc-body h3 { animation: rgb-skew 2.8s steps(1, end) infinite; }
.svc:has(.pat-speed):hover .svc-body h3 { animation: rgb-smear 1.6s steps(1, end) infinite; }

.svc:hover .svc-ico {
  border-color: rgba(var(--c), .3);
  background: rgba(var(--c), .07);
  box-shadow: 0 0 12px rgba(var(--c), .3), inset 0 0 8px rgba(var(--c), .18);
}
.svc-body h3 { transition: text-shadow .3s; }
.svc:hover .svc-body h3 { text-shadow: 0 0 10px rgba(var(--c), .42); }
.svc-list .dot { transition: box-shadow .3s; }
.svc:hover .svc-list .dot { box-shadow: 0 0 6px rgba(var(--c), .7); }
.svc:hover .svc-quote { border-left-color: rgba(var(--c), .4); }

/* ---- icon motion ---- */
@keyframes ico-blink { 0%, 92%, 100% { transform: scaleY(1); } 95% { transform: scaleY(.1); } }
@keyframes ico-spin { to { transform: rotate(360deg); } }
@keyframes ico-thrust {
  0%, 100% { transform: translate(0, 0); }
  20% { transform: translate(1px, -1px); }
  40% { transform: translate(-.5px, .5px); }
  60% { transform: translate(1px, -.5px); }
  80% { transform: translate(-.5px, 1px); }
}
.svc-ico svg { display: block; }
.svc:has(.pat-neural-magenta) .svc-ico svg > path:nth-of-type(4),
.svc:has(.pat-neural-magenta) .svc-ico svg > path:nth-of-type(5) {
  transform-box: fill-box; transform-origin: center;
  animation: ico-blink 4s ease-in-out infinite;
}
.svc:has(.pat-hex) .svc-ico svg > polygon {
  transform-box: view-box; transform-origin: 12px 12px;
  animation: ico-spin 6s linear infinite;
}
.svc:has(.pat-hex):hover .svc-ico svg > polygon { animation-duration: 2.5s; }
.svc:has(.pat-speed) .svc-ico svg { animation: ico-thrust .35s linear infinite; }
.svc:has(.pat-speed):hover .svc-ico svg { animation-duration: .18s; }

.svc-ico {
  position: relative;
  z-index: 10;
  width: fit-content;
  padding: .75rem;
  margin-bottom: 1.5rem;
  background: rgba(255, 255, 255, .05);
  border: 1px solid rgba(255, 255, 255, .1);
  border-radius: 2px;
}
.svc-body { position: relative; z-index: 10; }
.svc-body h3 {
  display: flex;
  align-items: center;
  min-height: 56px;
  font-size: 1.25rem;
  color: #fff;
  margin-bottom: .75rem;
}
.svc-quote {
  font-family: var(--mono);
  font-size: .875rem;
  font-style: italic;
  color: var(--g200);
  line-height: 1.625;
  border-left: 2px solid var(--g800);
  padding-left: .75rem;
  margin-bottom: 1.5rem;
}
.svc-list { display: flex; flex-direction: column; gap: .75rem; }
.svc-list li {
  display: flex;
  align-items: flex-start;
  gap: .75rem;
  font-size: .875rem;
  color: var(--g300);
}
.dot {
  width: .375rem; height: .375rem;
  border-radius: 999px;
  margin-top: .375rem;
  flex-shrink: 0;
}

/* ---------- experience timeline ---------- */

.timeline {
  position: relative;
  border-left: 1px solid var(--g800);
  margin-left: .75rem;
  display: flex;
  flex-direction: column;
  gap: 3rem;
}
.job { position: relative; padding-left: 2rem; }
.job-dot {
  position: absolute;
  left: -5px; top: .5rem;
  width: .625rem; height: .625rem;
  background: var(--g800);
  border: 1px solid var(--g600);
  border-radius: 999px;
  transition: background-color .3s;
}
.job:hover .job-dot { background: var(--lime); }
.job-period { font-family: var(--mono); font-size: .75rem; color: var(--lime); margin-bottom: .5rem; }
.job h3 { font-size: 1.5rem; color: #fff; transition: color .3s; }
.job:hover h3 { color: var(--lime); }
.job-org { font-size: 1.125rem; color: var(--g200); margin-bottom: 1rem; }
.job-org span { font-size: .875rem; font-weight: 400; color: var(--g400); }
.job-list { display: flex; flex-direction: column; gap: .5rem; color: var(--g300); }
.job-list li { display: flex; align-items: flex-start; gap: .5rem; }
.job-list .dot { width: .25rem; height: .25rem; background: var(--g600); margin-top: .5rem; }
.job-tags { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: 1rem; }
.job-tags span { font-family: var(--mono); font-size: .6875rem; letter-spacing: .06em; text-transform: uppercase; color: var(--lime); padding: .2rem .5rem; border: 1px solid rgba(255,255,255,.12); background: rgba(255,255,255,.03); }

/* ---------- case studies ---------- */

.case-grid { display: grid; gap: 1.5rem; }
.case {
  position: relative;
  display: flex;
  flex-direction: column;
  border: 1px solid rgba(255, 255, 255, .05);
  background: rgba(255, 255, 255, .02);
  transition: border-color .3s, background-color .3s;
}
.case:hover { border-color: rgba(163, 230, 53, .5); }
.case.is-open { background: rgba(255, 255, 255, .04); }
.case-head { padding: 2rem 2rem 1rem; }
.chips { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 1rem; }
.chip {
  padding: .25rem .75rem;
  border-radius: 2px;
  font-family: var(--mono);
  font-size: .75rem;
  text-transform: uppercase;
  color: var(--g300);
  background: rgba(255, 255, 255, .05);
  border: 1px solid rgba(255, 255, 255, .1);
}
.chip-client {
  display: flex;
  align-items: center;
  gap: .5rem;
  padding: .25rem .75rem;
  border-radius: 2px;
  font-family: var(--mono);
  font-size: .75rem;
  color: rgba(163, 230, 53, .8);
  background: rgba(163, 230, 53, .05);
  border: 1px solid rgba(163, 230, 53, .2);
}
.chip-client b { font-weight: 700; }
.chip-client .up { text-transform: uppercase; }
.case-head h3 { font-size: 2.25rem; color: #fff; margin-bottom: .5rem; transition: color .3s; }
.case:hover .case-head h3, .case-head h3 a:hover { color: var(--lime); }
.case-head h3 a { color: inherit; }
.case-role {
  display: block;
  font-family: var(--mono);
  font-size: .875rem;
  color: var(--g400);
  border-bottom: 1px solid var(--g800);
  padding-bottom: 1rem;
  margin-bottom: 1rem;
}
.case-summary { font-size: 1.125rem; line-height: 1.625; color: var(--g200); margin-bottom: 1.5rem; }
.case-toggle {
  display: flex;
  align-items: center;
  gap: .5rem;
  background: none;
  border: 0;
  padding: 0;
  cursor: pointer;
  font-family: var(--mono);
  font-size: .875rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--lime);
  transition: color .3s;
}
.case-toggle:hover { color: #fff; }
.case-toggle .ic-up { display: none; }
.case.is-open .case-toggle .ic-up { display: block; }
.case.is-open .case-toggle .ic-down { display: none; }
.case-toggle .t-close { display: none; }
.case.is-open .case-toggle .t-close { display: inline; }
.case.is-open .case-toggle .t-open { display: none; }

.case-panel {
  overflow: hidden;
  max-height: 0;
  opacity: 0;
  border-top: 1px solid rgba(255, 255, 255, .05);
  background: rgba(0, 0, 0, .2);
  transition: max-height .5s ease-in-out, opacity .5s ease-in-out;
}
.case.is-open .case-panel { max-height: 2000px; opacity: 1; }
.case-panel-in { padding: 1.5rem 2rem 2rem; display: flex; flex-direction: column; gap: 2rem; }

.block { position: relative; padding-left: 1.5rem; border-left: 2px solid; }
.block h4 {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-family: var(--mono);
  font-size: .75rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  margin-bottom: .75rem;
}
.block p { font-size: .875rem; line-height: 1.6; color: var(--g200); }
.block--challenge { border-color: rgba(239, 68, 68, .5); }
.block--challenge h4 { color: #f87171; }
.block--solution { border-color: rgba(59, 130, 246, .5); }
.block--solution h4 { color: #60a5fa; }
.block--impact { border-color: rgba(163, 230, 53, .5); }
.block--impact h4 { color: var(--lime); }

.impact-list { display: grid; gap: .5rem 1rem; }
.impact-list li { display: flex; align-items: flex-start; gap: .75rem; font-size: .875rem; color: var(--g200); }
.impact-list .dot { background: var(--lime); box-shadow: 0 0 8px var(--lime); }

.hashtags {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  padding-top: 1rem;
  margin-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, .05);
}
.hashtags span { font-family: var(--mono); font-size: .75rem; color: var(--g500); }

/* ---------- education ---------- */

.edu-cols { display: grid; gap: 3rem; }
.edu-col { display: flex; flex-direction: column; }
.edu-col > h3 {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-family: var(--mono);
  font-size: .75rem;
  text-transform: uppercase;
  letter-spacing: .2em;
  margin-bottom: 1.5rem;
}
.edu-col--academic > h3 { color: var(--lime); }
.edu-col--certs > h3 { color: var(--magenta); }

.edu { border-bottom: 1px solid var(--g800); padding-bottom: 1.5rem; margin-bottom: 1.5rem; }
.edu:last-child { border-bottom: 0; margin-bottom: 0; }
.edu-head {
  display: flex;
  gap: 1rem;
  width: 100%;
  background: none;
  border: 0;
  padding: 0;
  cursor: pointer;
  text-align: left;
  font: inherit;
  color: inherit;
}
.edu-badge {
  position: relative;
  width: 4rem; height: 4rem;
  flex-shrink: 0;
  border: 1px solid var(--g700);
  background: #fff;
  border-radius: 2px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color .3s;
}
.edu-badge img { width: 3rem; height: 3rem; object-fit: contain; position: relative; z-index: 10; }
.edu-badge .fallback {
  display: none;
  position: absolute;
  inset: 0;
  align-items: center;
  justify-content: center;
  background: var(--dark);
  font-family: var(--mono);
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--g200);
}
.edu-badge.is-fallback img { display: none; }
.edu-badge.is-fallback .fallback { display: flex; }
.edu-meta { flex: 1; min-width: 0; }
.edu-title-row { display: flex; justify-content: space-between; align-items: flex-start; gap: .5rem; }
.edu-title { font-size: 1.125rem; font-weight: 700; color: #fff; line-height: 1.2; margin-bottom: .25rem; transition: color .3s; }
.edu-head:hover .edu-title { color: var(--lime); }
.edu-sub { font-family: var(--mono); font-size: .875rem; color: var(--g200); margin-bottom: .5rem; }
.edu-chev { flex-shrink: 0; color: var(--g400); }
.edu.is-open .edu-chev { color: var(--lime); }
.edu-chev .ic-up { display: none; }
.edu.is-open .edu-chev .ic-up { display: block; }
.edu.is-open .edu-chev .ic-down { display: none; }

.edu-panel { overflow: hidden; max-height: 0; opacity: 0; transition: max-height .3s, opacity .3s, margin .3s; }
.edu.is-open .edu-panel { max-height: 600px; opacity: 1; margin-top: 1rem; }
.edu-panel-in { padding-left: 5rem; padding-right: 1rem; }
.edu-desc {
  font-size: .875rem;
  font-style: italic;
  color: var(--g200);
  border-left: 2px solid var(--g700);
  padding-left: .75rem;
  margin-bottom: .75rem;
}
.edu-key {
  font-family: var(--mono);
  font-size: .625rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--lime);
  margin-bottom: .5rem;
}
.edu-details { display: grid; grid-template-columns: 1fr; gap: .5rem 1rem; margin-top: .5rem; }
.edu-details li { display: flex; align-items: flex-start; gap: .5rem; font-size: .875rem; color: var(--g300); }
.edu-details .arrow { color: rgba(163, 230, 53, .5); font-size: .5rem; margin-top: .375rem; }

/* ---------- contact ---------- */

.contact-text { font-size: 1.5rem; color: #fff; margin-bottom: 3rem; max-width: 48.3rem; line-height: 1.4; }
.contact-btns { display: flex; flex-wrap: wrap; gap: 1.5rem; }
.contact-btns a {
  display: flex;
  align-items: center;
  gap: .75rem;
  padding: 1rem 2rem;
  font-weight: 700;
  text-transform: uppercase;
}
.contact-btns .is-solid { background: var(--lime); color: var(--black); }
.contact-btns .is-ghost { border: 1px solid var(--g600); color: #fff; }

/* ---------- experimentations vault ---------- */

@keyframes v-blink { 0%, 49% { opacity: 1; } 50%, 100% { opacity: 0; } }
@keyframes v-dot { 0%, 100% { opacity: .35; } 50% { opacity: 1; } }
@keyframes v-corner { 0%, 100% { opacity: .55; } 50% { opacity: 1; } }
@keyframes v-bubble { 0% { transform: translateY(0); opacity: 0; } 20% { opacity: .9; } 100% { transform: translateY(-22px); opacity: 0; } }
@keyframes v-lock { 0%, 88%, 100% { transform: none; } 90% { transform: rotate(-12deg); } 92% { transform: rotate(10deg); } 94% { transform: rotate(-6deg); } 96% { transform: rotate(3deg); } }
@keyframes v-flicker { 0%, 100% { opacity: .85; } 3% { opacity: .3; } 6% { opacity: .85; } 48% { opacity: .85; } 50% { opacity: .45; } 52% { opacity: .85; } }
@keyframes v-standby { 0%, 100% { opacity: 1; box-shadow: 0 0 6px rgba(239, 68, 68, .8); } 50% { opacity: .35; box-shadow: none; } }
@keyframes v-glow { 0%, 100% { opacity: .55; } 50% { opacity: 1; } }

.vault {
  position: relative;
  width: 100%;
  height: 400px;
  border: 1px solid rgba(59, 130, 246, .3);
  background: rgba(59, 130, 246, .05);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--mono);
  container-type: inline-size;
}
.vault-stripes { position: absolute; inset: 0; pointer-events: none;
  background-image: repeating-linear-gradient(-45deg, rgba(255, 255, 255, .018) 0 14px, transparent 14px 28px); }
.vault-bar {
  position: absolute; top: 0; left: 0; right: 0; height: 2rem; z-index: 5;
  display: flex; align-items: center; justify-content: space-between; padding: 0 1rem;
  background: rgba(59, 130, 246, .1);
  border-bottom: 1px solid rgba(59, 130, 246, .3);
}
.vault-tag { display: flex; align-items: center; gap: .5rem; font-size: .625rem; letter-spacing: .1em; color: var(--blue); }
.vault-tag svg { animation: pulse 2s cubic-bezier(.4, 0, .6, 1) infinite; }
.vault-dots { display: flex; gap: .3rem; }
.vault-dots i { width: 6px; height: 6px; border-radius: 50%; background: var(--blue); animation: v-dot 1.6s ease-in-out infinite; }
.vault-dots i + i { animation-delay: .8s; }
.vault-corner { position: absolute; width: 28px; height: 28px; border: 0 solid rgba(59, 130, 246, .6); pointer-events: none; z-index: 4; animation: v-corner 3s ease-in-out infinite; }
.vault-corner.tl { top: 2.25rem; left: .9rem; border-top-width: 1px; border-left-width: 1px; border-top-left-radius: 4px; }
.vault-corner.tr { top: 2.25rem; right: .9rem; border-top-width: 1px; border-right-width: 1px; border-top-right-radius: 4px; animation-delay: .75s; }
.vault-corner.bl { bottom: .9rem; left: .9rem; border-bottom-width: 1px; border-left-width: 1px; border-bottom-left-radius: 4px; animation-delay: 2.25s; }
.vault-corner.br { bottom: .9rem; right: .9rem; border-bottom-width: 1px; border-right-width: 1px; border-bottom-right-radius: 4px; animation-delay: 1.5s; }
.vault-status { position: absolute; top: 2.75rem; left: 1rem; z-index: 5; display: grid; gap: .35rem; font-size: .625rem; letter-spacing: .06em; color: var(--blue); text-align: left; }
.vault-status .s1 { padding-left: .75rem; }
.vault-status .s1 b { font-weight: 400; }
.vault-status .s1 .cur { display: inline-block; width: .45em; height: 1em; margin-left: .2em; vertical-align: -.15em; background: var(--blue); animation: v-blink 1s steps(1) infinite; }
.vault-status .s3 { color: rgba(59, 130, 246, .5); }
.vault-bin { position: absolute; top: 50%; transform: translateY(-50%); z-index: 3; font-size: .5625rem; line-height: 1.15; letter-spacing: .08em; color: rgba(59, 130, 246, .4); white-space: pre; pointer-events: none; }
.vault-bin.l { left: 2rem; }
.vault-bin.r { right: 2rem; text-align: right; }
.vault-foot { position: absolute; left: 0; right: 0; bottom: 0; height: 2.1rem; z-index: 5; display: flex; align-items: center; justify-content: flex-end; padding: 0 1rem; padding-right: 3rem; }
.vault-access { display: flex; align-items: center; gap: .4rem; font-size: .625rem; letter-spacing: .08em; color: var(--magenta); animation: v-flicker 4s linear infinite; }
.vault-scan {
  position: absolute; left: 0; width: 100%; height: 2px;
  background: rgba(59, 130, 246, .5); box-shadow: 0 0 15px #3b82f6;
  animation: scan-vertical 3s linear infinite; pointer-events: none; z-index: 10;
}
.vault-card {
  position: relative; z-index: 20;
  width: min(26.5rem, calc(100% - 2rem));
  padding: 2.75rem 2.5rem 2.75rem;
  text-align: center;
  border: 1px solid rgba(59, 130, 246, .2);
  background: rgba(0, 0, 0, .85);
  backdrop-filter: blur(12px);
  border-radius: 2px;
  transition: border-color .3s, transform .2s, box-shadow .2s;
}
.vault-card:hover { border-color: rgba(59, 130, 246, .5); }
.vault-ico { position: relative; display: flex; justify-content: center; margin-bottom: 1rem; color: var(--blue); opacity: .9; }
.vault-ico .bub { position: absolute; left: calc(50% - 30px); bottom: 2px; width: 3px; height: 3px; border-radius: 50%; background: var(--g400); animation: v-bubble 2.8s ease-out infinite; }
.vault-ico .bub.b2 { left: calc(50% + 2px); bottom: 18px; width: 2px; height: 2px; background: var(--blue); animation-delay: 1.4s; animation-duration: 2.2s; }
.vault-lock { position: absolute; top: 4.6rem; right: 2.4rem; color: var(--magenta); transform-origin: 50% 20%; animation: v-lock 5s ease-in-out infinite; }
.vault-card h3 { font-size: 1.375rem; font-weight: 700; letter-spacing: .12em; color: #fff; transition: color .3s; }
.vault:hover .vault-card h3 { color: var(--blue); }
.vault-badge { display: inline-block; margin-top: .9rem; padding: .3rem .5rem; font-size: .625rem; letter-spacing: .2em; color: var(--blue); background: rgba(59, 130, 246, .12); }
.vault-rule { height: 1px; margin: .6rem 0 1.25rem; background: rgba(59, 130, 246, .2); }
.vault-card p { font-size: .8125rem; line-height: 1.5; color: #fff; margin: 0 auto; max-width: 22rem; text-wrap: pretty; }
.vault-standby { display: inline-flex; align-items: center; gap: .45rem; margin-top: .9rem; font-size: .625rem; letter-spacing: .1em; color: #ef4444; }
.vault-standby i { width: 7px; height: 7px; border-radius: 50%; background: #ef4444; animation: v-standby 1.8s ease-in-out infinite; }
@media (max-width: 767px) {
  .vault { height: 420px; }
}
@container (max-width: 900px) {
  .vault-bin { display: none; }
  .vault-status { grid-auto-flow: column; gap: 1rem; top: 2.5rem; left: 50%; transform: translateX(-50%); white-space: nowrap; }
  .vault-status .s1 { padding-left: 0; }
  .vault-status .s2, .vault-status .s3 { display: none; }
  .vault-card { padding: 1.75rem 1.5rem; margin-top: 1rem; }
  .vault-ico { margin-bottom: .5rem; }
  .vault-lock { top: 3.25rem; right: 1.5rem; }
}
@container (max-width: 380px) {
  .vault-status { display: none; }
  .vault-card { margin-top: 0; }
}
@media (prefers-reduced-motion: reduce) {
  .vault *, .vault *::before { animation: none !important; }
}

/* ---------- tools ---------- */

.tools-grid { display: grid; grid-template-columns: 1fr; gap: 2rem 1.75rem; }
.tool { border-top: 1px solid var(--g800); padding-top: 1.25rem; }
.tool h3 {
  display: flex;
  align-items: center;
  gap: .625rem;
  font-size: .9375rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 1.125rem;
  text-shadow: 1px 0 0 rgba(163, 230, 53, .55);
}
.tool-ico {
  display: flex;
  width: 22px; height: 22px;
  align-items: center;
  justify-content: center;
  color: var(--lime);
  box-shadow: -2px -2px 0 rgba(255, 0, 255, .7);
  border: 1px solid rgba(163, 230, 53, .6);
}
.tool-ico svg { width: 16px; height: 16px; }
.tool-list { display: flex; flex-direction: column; gap: .5rem; }
.tool-list li { font-size: .875rem; line-height: 1.4; color: var(--g300); transition: color .2s; }
.tool-list li:hover { color: var(--lime); }

/* ---------- footer ---------- */

.site-footer { border-top: 1px solid rgba(255, 255, 255, .1); padding: 3rem 1.5rem; text-align: center; }
.site-footer .line1 {
  font-family: var(--mono);
  font-size: .75rem;
  color: var(--g500);
  letter-spacing: .1em;
  text-transform: uppercase;
}
.site-footer .line2 {
  font-family: var(--mono);
  font-size: .625rem;
  color: var(--g600);
  margin-top: 1rem;
  text-transform: uppercase;
}
.site-footer nav { display: flex; flex-wrap: wrap; justify-content: center; gap: 1rem; margin-top: 1.5rem; }
.site-footer nav a { font-family: var(--mono); font-size: .625rem; text-transform: uppercase; letter-spacing: .1em; color: var(--g500); }
.site-footer nav a:hover { color: var(--lime); }

/* ---------- case study page ---------- */

.case-page { padding: 8rem 1.5rem 4rem; position: relative; z-index: 10; }
.case-page-in { max-width: 64.4rem; margin: 0 auto; }
.back-link {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-family: var(--mono);
  font-size: .75rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--g400);
  margin-bottom: 3rem;
}
.back-link:hover { color: var(--lime); }
.case-page h1 {
  font-size: 3rem;
  line-height: 1.05;
  letter-spacing: -.025em;
  color: #fff;
  margin: 1rem 0 .5rem;
}
.case-page .lede { font-size: 1.125rem; line-height: 1.625; color: var(--g200); margin: 1.5rem 0 3rem; }
.case-blocks { display: flex; flex-direction: column; gap: 2.5rem; }
.case-next {
  margin-top: 4rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, .05);
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
}
.case-next .lbl { font-family: var(--mono); font-size: .75rem; text-transform: uppercase; letter-spacing: .1em; color: var(--g500); width: 100%; }
.case-next a {
  font-family: var(--mono);
  font-size: .875rem;
  padding: .5rem 1rem;
  border: 1px solid rgba(255, 255, 255, .1);
  border-radius: 2px;
  color: var(--g200);
}
.case-next a:hover { color: var(--lime); border-color: rgba(163, 230, 53, .4); }

/* ---------- preloader (JS-injected only) ---------- */

@keyframes glitch-flicker {
  0%   { opacity: 1; transform: translateX(0); }
  5%   { opacity: .8; transform: translateX(1px); }
  10%  { opacity: 1; transform: translateX(-1px); }
  50%  { opacity: 1; transform: none; }
  55%  { opacity: .7; transform: translateX(2px); }
  60%  { opacity: 1; transform: none; }
  100% { opacity: 1; }
}
@keyframes pulse { 50% { opacity: .5; } }

#preloader {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: var(--black);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-family: var(--mono);
  transition: opacity .3s;
}
#preloader .inner { width: 20rem; display: flex; flex-direction: column; align-items: center; }
#preloader .title {
  font-size: 2.25rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: .1em;
  margin-bottom: .5rem;
  animation: glitch-flicker .4s infinite;
}
#preloader .bar { width: 100%; height: 4px; background: var(--g800); border-radius: 999px; overflow: hidden; margin-top: 2rem; }
#preloader .bar i { display: block; height: 100%; width: 0; background: var(--lime); box-shadow: 0 0 10px var(--lime); transition: width .2s; }
#preloader .status {
  margin-top: 1rem;
  font-size: .625rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: rgba(163, 230, 53, .7);
  animation: pulse 2s cubic-bezier(.4, 0, .6, 1) infinite;
}

/* ---------- vault (unused section kept for parity) ---------- */

@keyframes scan-vertical {
  0%   { top: -20%; opacity: 0; }
  10%  { opacity: 1; }
  90%  { opacity: 1; }
  100% { top: 120%; opacity: 0; }
}

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

@media (min-width: 640px) {
  .impact-list { grid-template-columns: 1fr 1fr; }
}

@media (min-width: 768px) {
  .sec { padding-left: 3rem; padding-right: 3rem; }
  .hero { padding-left: 3rem; padding-right: 3rem; }
  .case-page { padding-left: 3rem; padding-right: 3rem; }
  .site-footer { padding-left: 3rem; padding-right: 3rem; }

  .sec-grid { grid-template-columns: calc(20% - 38px) calc(69% - 22px) minmax(0, 1fr); }
  .sec-label { grid-column: 1; }
  .sec-body { grid-column: 2; }

  .sec-head h2 { font-size: 2.25rem; }

  .hero-copy h1 { font-size: 4.5rem; }
  .hero-tags { flex-direction: row; }
  .hero-desc { font-size: 1.25rem; }

  .profile { width: 24rem; height: 24rem; }

  .svc-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .tools-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .edu-details { grid-template-columns: 1fr 1fr; }

  .case-page h1 { font-size: 4rem; }
}

@media (min-width: 1024px) {
  .hero { flex-direction: row; gap: 5rem; padding-top: 4rem; }
  .hero-copy { order: 1; align-items: flex-start; text-align: left; }
  .hero-copy h1 { font-size: 6rem; }
  .hero-cta { justify-content: flex-start; }
  .hero-media { order: 2; justify-content: flex-end; }

  .profile { width: 480px; height: 480px; }

  .svc-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .edu-cols { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 1280px) {
  .sec { padding-left: 6rem; padding-right: 6rem; }
  .hero { padding-left: 6rem; padding-right: 6rem; }
  .case-page { padding-left: 6rem; padding-right: 6rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  html { scroll-behavior: auto; }
}

@media (prefers-reduced-motion: reduce) { .glitch.is-live::before, .glitch.is-live::after { animation: none; opacity: 0; } }