/* =========================================================
   Ishan Majmudar — styles.css
   Design tokens, layout, and animation for the portfolio.
   ========================================================= */

/* ---------- Design tokens ---------- */
:root {
  --bg: #0a0a0b;
  --bg-alt: #101013;
  --surface: #141417;
  --border: #26262b;
  --border-hover: #3a3a42;
  --text: #f4f4f5;
  --text-dim: #a1a1aa;
  --accent: #c6f135;
  --accent-rgb: 198, 241, 53;
  --accent-text: var(--accent);
  --accent-solid: var(--accent);
  --accent-2: #8b7cf6;
  --accent-contrast: #0a0a0b;
  --bg-rgb: 10, 10, 11;
  --text-rgb: 244, 244, 245;
  --status-online: #3ecf5c;

  --font-serif: "Instrument Serif", Georgia, serif;
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --container-max: 1200px;
  --space-8: 8px;

  --nav-height: 76px;

  color-scheme: dark;
}

/* ---------- Light theme ---------- */
:root[data-theme="light"] {
  --bg: #fafaf9;
  --bg-alt: #f1f1ef;
  --surface: #ffffff;
  --border: #e4e4e7;
  --border-hover: #cfcfd4;
  --text: #18181b;
  --text-dim: #52525b;
  --accent-text: #5c7a00;
  --accent-solid: #7a9422;
  --bg-rgb: 250, 250, 249;
  --text-rgb: 24, 24, 27;

  color-scheme: light;
}

@media (prefers-reduced-motion: no-preference) {
  body {
    transition: background-color 300ms var(--ease-out), color 300ms var(--ease-out);
  }
}

/* ---------- Reset ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Fixed, full-page 3D background. Negative z-index keeps it behind every
   normal-flow element without needing position/z-index changes elsewhere —
   sections with their own opaque background simply paint over it. */
#bg-canvas {
  position: fixed;
  inset: 0;
  z-index: -1;
  display: block;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul,
ol {
  list-style: none;
}

button {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
  cursor: pointer;
}

h1,
h2,
h3 {
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

/* Visible focus rings everywhere, keyboard-only */
:focus-visible {
  outline: 2px solid var(--accent-text);
  outline-offset: 3px;
  border-radius: 4px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  top: -100px;
  left: 16px;
  z-index: 1000;
  background: var(--accent-solid);
  color: var(--accent-contrast);
  padding: 10px 16px;
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 14px;
  transition: top 200ms var(--ease-out);
}

.skip-link:focus {
  top: 16px;
}

.container {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: 24px;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--accent-text);
  margin-bottom: 16px;
}

.section-heading {
  font-family: var(--font-sans);
  font-size: clamp(1.75rem, 3.2vw, 2.75rem);
  color: var(--text);
  max-width: 620px;
  margin-bottom: 64px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 12px 24px;
  border-radius: 8px;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  touch-action: manipulation;
  transition: transform 150ms var(--ease-out), background 200ms var(--ease-out), border-color 200ms var(--ease-out), box-shadow 200ms var(--ease-out);
  white-space: nowrap;
}

.btn:active {
  transform: scale(0.98);
}

.btn svg {
  transition: transform 200ms var(--ease-out);
}

.btn:hover svg {
  transform: translateX(3px);
}

.btn-primary {
  background: var(--accent-solid);
  color: var(--accent-contrast);
  border: 1px solid var(--accent-solid);
}

.btn-primary:hover {
  filter: brightness(1.12);
}

.btn-sm {
  padding: 10px 18px;
  font-size: 14px;
  min-height: 44px;
}

.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-ghost:hover {
  border-color: var(--border-hover);
  background: var(--surface);
}

.btn-lg {
  padding: 18px 40px;
  font-size: 17px;
  min-height: 56px;
}

/* Loud, magnetic CTA — the one place accent goes big */
.btn-magnetic {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  box-shadow: 0 0 0 rgba(198, 241, 53, 0);
  transition: transform 150ms var(--ease-out), box-shadow 300ms var(--ease-out);
}

.btn-magnetic:hover {
  box-shadow: 0 0 40px rgba(var(--accent-rgb), 0.45);
}

.btn-magnetic::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, transparent 30%, rgba(var(--bg-rgb), 0.35) 45%, rgba(var(--bg-rgb), 0.35) 55%, transparent 70%);
  transform: translateX(-120%);
  z-index: 1;
}

.btn-magnetic:hover::after {
  transition: transform 700ms var(--ease-out);
  transform: translateX(120%);
}

.btn-magnetic span {
  position: relative;
  z-index: 2;
}

/* ---------- Nav ---------- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  border-bottom: 1px solid transparent;
  transition: background-color 300ms var(--ease-out), border-color 300ms var(--ease-out), backdrop-filter 300ms var(--ease-out);
}

.nav.is-scrolled {
  background-color: rgba(var(--bg-rgb), 0.75);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom-color: var(--border);
}

.nav-inner {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.logo {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 16px;
  letter-spacing: -0.01em;
  white-space: nowrap;
}

.logo-brace {
  color: var(--accent-text);
}

.logo-sm {
  font-size: 15px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  font-size: 14px;
  color: var(--text-dim);
}

.nav-links a {
  position: relative;
  padding: 8px 2px;
  transition: color 200ms var(--ease-out);
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 2px;
  width: 100%;
  height: 1px;
  background: var(--accent-text);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 250ms var(--ease-out);
}

.nav-links a:hover {
  color: var(--text);
}

.nav-links a:hover::after {
  transform: scaleX(1);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-clock {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-dim);
  white-space: nowrap;
  letter-spacing: 0.02em;
}

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 8px;
  color: var(--text);
}

.nav-toggle:hover {
  background: var(--surface);
}

/* ---------- Theme toggle ---------- */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 8px;
  border: 1px solid var(--border);
  color: var(--text-dim);
  transition: color 200ms var(--ease-out), border-color 200ms var(--ease-out), background 200ms var(--ease-out);
}

.theme-toggle:hover {
  color: var(--text);
  border-color: var(--border-hover);
  background: var(--surface);
}

.theme-toggle svg {
  display: none;
}

:root[data-theme="dark"] .theme-toggle .icon-sun {
  display: block;
}

:root[data-theme="light"] .theme-toggle .icon-moon {
  display: block;
}

@media (prefers-reduced-motion: no-preference) {
  .theme-toggle svg {
    transition: transform 300ms var(--ease-out);
  }

  .theme-toggle:hover svg {
    transform: rotate(24deg);
  }
}

/* ---------- Hero ---------- */
/* No photo, no video — the sitewide 3D node network (three-bg.js) shows straight
   through behind this section. Layout is a transparent stage for it: an oversized
   brace watermark for depth, a cursor-follow spotlight for interactivity, and
   masked-line headline reveal for the entrance. */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-spotlight {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background: radial-gradient(500px circle at var(--spot-x, 50%) var(--spot-y, 30%), rgba(var(--accent-rgb), 0.1), transparent 70%);
  opacity: 0;
  transition: opacity 400ms var(--ease-out);
}

@media (prefers-reduced-motion: no-preference) and (pointer: fine) {
  .hero:hover .hero-spotlight {
    opacity: 1;
  }
}

.hero-watermark {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
}

.hero-watermark-brace {
  position: absolute;
  font-family: var(--font-mono);
  font-weight: 600;
  line-height: 1;
  font-size: clamp(18rem, 40vw, 42rem);
  color: var(--accent-text);
  opacity: 0.05;
  user-select: none;
}

.hero-watermark-brace:first-child {
  left: -5vw;
  top: -12vh;
}

.hero-watermark-brace:last-child {
  right: -5vw;
  bottom: -18vh;
}

/* -- content -- */
.hero-inner {
  position: relative;
  z-index: 1;
  width: 100%;
}

.hero-headline {
  margin-block: 20px 24px;
}

.hero-line-mask {
  display: block;
  overflow: hidden;
}

.hero-line {
  display: block;
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(3rem, 7vw, 6.5rem);
  line-height: 1.04;
  letter-spacing: -0.03em;
  color: var(--text);
}

.hero-subline {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.15em;
  color: var(--text-dim);
  margin-bottom: 40px;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.hero .btn-ghost {
  position: relative;
  border-color: transparent;
  background: transparent;
  color: var(--text);
  padding-inline: 2px;
}

.hero .btn-ghost::after {
  content: "";
  position: absolute;
  left: 2px;
  right: 2px;
  bottom: 8px;
  height: 1px;
  background: var(--text);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 250ms var(--ease-out);
}

.hero .btn-ghost:hover {
  border-color: transparent;
  background: transparent;
}

.hero .btn-ghost:hover::after {
  transform: scaleX(1);
}

/* -- scroll cue -- */
.hero-scroll-cue {
  position: absolute;
  left: 50%;
  bottom: 32px;
  transform: translateX(-50%);
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.35em;
  color: var(--text-dim);
}

.hero-scroll-line {
  width: 1px;
  height: 24px;
  background: var(--text-dim);
  transform-origin: top;
  transform: scaleY(0);
  opacity: 0;
}

@media (prefers-reduced-motion: no-preference) {
  .hero-scroll-line {
    animation: hero-scroll-cue 2.2s ease-in-out infinite;
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero-scroll-line {
    transform: scaleY(1);
    opacity: 1;
  }
}

@keyframes hero-scroll-cue {
  0% { transform: scaleY(0); opacity: 0; }
  40% { transform: scaleY(1); opacity: 1; }
  80% { transform: scaleY(1); opacity: 0; }
  100% { transform: scaleY(0); opacity: 0; }
}

/* ---------- Status dot (profile card + elsewhere) ---------- */
.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--status-online);
  flex-shrink: 0;
}

@media (prefers-reduced-motion: no-preference) {
  .status-dot {
    animation: status-pulse 2s ease-in-out infinite;
  }
}

@keyframes status-pulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.4;
  }
}

.about-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
  margin-bottom: 32px;
}

.about-stats .metric {
  text-align: left;
}

.about-stats .metric-number {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
}

.about-stats .metric-label {
  font-size: 13px;
  margin-inline: 0;
}

/* ---------- Reveal-on-load (hero) ---------- */
.reveal-load {
  opacity: 0;
  transform: translateY(24px);
}

@media (prefers-reduced-motion: no-preference) {
  .reveal-load {
    animation: reveal-in 600ms var(--ease-out) forwards;
  }

  .reveal-load-1 { animation-delay: 80ms; }
  .reveal-load-2 { animation-delay: 160ms; }
  .reveal-load-3 { animation-delay: 240ms; }
  .reveal-load-4 { animation-delay: 320ms; }
  .reveal-load-5 { animation-delay: 400ms; }
  .reveal-load-6 { animation-delay: 480ms; }
}

@media (prefers-reduced-motion: reduce) {
  .reveal-load {
    opacity: 1;
    transform: none;
  }
}

@keyframes reveal-in {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ---------- Scroll reveal (shared system) ---------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
}

@media (prefers-reduced-motion: no-preference) {
  .reveal {
    transition: opacity 500ms var(--ease-out), transform 500ms var(--ease-out);
  }

  .reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
  }

  .reveal-delay-1.is-visible { transition-delay: 80ms; }
  .reveal-delay-2.is-visible { transition-delay: 160ms; }
  .reveal-delay-3.is-visible { transition-delay: 240ms; }
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
  }
}

/* ---------- Marquee: framed like a little code/terminal window ---------- */
.marquee-section {
  padding-block: 64px 80px;
  border-block: 1px solid var(--border);
  background: var(--bg-alt);
}

.stack-window {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}

.stack-window-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
}

.stack-window-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--border-hover);
}

.stack-window-dot:last-of-type {
  background: var(--accent-text);
}

.stack-window-label {
  margin-left: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-dim);
}

.marquee {
  overflow: hidden;
  padding-block: 18px;
  mask-image: linear-gradient(90deg, transparent, black 8%, black 92%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, black 8%, black 92%, transparent);
}

.marquee--row1 {
  border-bottom: 1px solid var(--border);
}

.marquee-track {
  display: flex;
  width: max-content;
  gap: 48px;
  padding-inline: 32px;
}

@media (prefers-reduced-motion: no-preference) {
  .marquee-track {
    animation: marquee-scroll 28s linear infinite;
  }

  .marquee-track--reverse {
    animation-duration: 34s;
    animation-direction: reverse;
  }

  .marquee:hover .marquee-track {
    animation-play-state: paused;
  }
}

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

.marquee-item {
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--text-dim);
  white-space: nowrap;
  transition: color 200ms var(--ease-out);
}

.marquee-item:hover {
  color: var(--text);
}

.marquee-brace {
  color: var(--accent-text);
  margin-inline: 1px;
}

.marquee-item--comment {
  font-size: 13px;
  opacity: 0.85;
}

.marquee-item--comment:hover {
  opacity: 1;
  color: var(--accent-text);
}

.marquee-caption {
  text-align: center;
  margin-top: 40px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-dim);
}

/* ---------- About ---------- */
.about {
  padding-block: 120px;
}

.about-quote {
  position: relative;
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  line-height: 1.4;
  color: var(--text);
  max-width: 820px;
  margin-bottom: 72px;
}

.about-quote-mark {
  font-size: 1.6em;
  color: var(--accent-text);
  vertical-align: -0.28em;
  margin-right: 2px;
}

.about-inner {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 56px;
  align-items: start;
}

/* -- decorative terminal panel: reuses the .stack-window chrome from the marquee -- */
.about-terminal-body {
  padding: 20px 24px;
  min-height: 230px;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.9;
}

.terminal-line {
  white-space: pre-wrap;
  word-break: break-word;
}

.terminal-prompt {
  color: var(--accent-text);
  margin-right: 8px;
}

.terminal-line--output {
  color: var(--text-dim);
  margin-bottom: 10px;
}

.terminal-line--output .status-dot {
  margin-right: 6px;
}

.terminal-cursor {
  display: inline-block;
  width: 7px;
  height: 1em;
  vertical-align: -0.15em;
  background: var(--accent-text);
}

@media (prefers-reduced-motion: no-preference) {
  .terminal-cursor {
    animation: terminal-blink 1s step-end infinite;
  }
}

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

.about-text {
  color: var(--text-dim);
  max-width: 62ch;
  margin-bottom: 16px;
}

.about-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 8px;
  min-height: 44px;
  color: var(--accent-text);
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 500;
}

.about-link svg {
  transition: transform 200ms var(--ease-out);
}

.about-link:hover svg {
  transform: translateX(3px);
}

/* ---------- Founders ---------- */
.founders {
  padding-block: 120px;
  background: var(--bg-alt);
  border-block: 1px solid var(--border);
}

.founders-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 48px;
}

.founders-head .section-heading {
  margin-bottom: 0;
}

.founders-count {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-dim);
  white-space: nowrap;
}

.founders-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.founder-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  transition: transform 300ms var(--ease-out), border-color 300ms var(--ease-out), box-shadow 300ms var(--ease-out);
}

.founder-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-hover);
  box-shadow: 0 24px 48px -24px rgba(var(--bg-rgb), 0.6);
}

.founder-card-head {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-bottom: 20px;
}

.founder-photo-wrap {
  position: relative;
  width: 96px;
  height: 96px;
  flex-shrink: 0;
}

.founder-photo {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: center 15%;
  border-radius: 50%;
  border: 2px solid var(--border);
  transition: transform 300ms var(--ease-out), border-color 300ms var(--ease-out);
}

.founder-card:hover .founder-photo {
  transform: scale(1.04);
  border-color: var(--border-hover);
}

.founder-index {
  position: absolute;
  bottom: -2px;
  right: -2px;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 10.5px;
  color: var(--accent-contrast);
  background: var(--accent-solid);
  border: 2px solid var(--surface);
  border-radius: 50%;
}

.founder-card-body {
  padding: 32px;
}

.founder-card-body h3 {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: 1.65rem;
  letter-spacing: -0.01em;
  margin-bottom: 4px;
}

.founder-role {
  color: var(--accent-text);
  font-family: var(--font-mono);
  font-size: 12.5px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 16px;
}

.founder-bio {
  color: var(--text-dim);
  font-size: 14px;
  margin-bottom: 20px;
}

.founder-tags {
  margin-bottom: 26px;
}

.founder-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 44px;
  color: var(--accent-text);
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 500;
  border-top: 1px solid var(--border);
  padding-top: 20px;
  width: 100%;
}

.founder-link svg {
  transition: transform 200ms var(--ease-out);
}

.founder-link:hover svg {
  transform: translate(2px, -2px);
}

/* ---------- Services: a grouped, expandable index — not a static grid ---------- */
.services {
  padding-block: 120px;
}

.services-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 56px;
}

.services-head .section-heading {
  margin-bottom: 0;
}

.service-group-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--accent-text);
  margin-bottom: 12px;
}

.service-list {
  border-top: 1px solid var(--border);
  margin-bottom: 48px;
}

.service-row {
  border-bottom: 1px solid var(--border);
}

.service-row-toggle {
  position: relative;
  width: 100%;
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 28px 4px;
  text-align: left;
  transition: padding-left 250ms var(--ease-out), background-color 250ms var(--ease-out);
}

.service-row-toggle::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--accent-solid);
  transform: scaleY(0);
  transition: transform 250ms var(--ease-out);
  pointer-events: none;
}

.service-row-toggle:hover,
.service-row-toggle:focus-visible {
  background: var(--surface);
  padding-left: 20px;
}

.service-row-toggle:hover::before,
.service-row-toggle:focus-visible::before,
.service-row-toggle[aria-expanded="true"]::before {
  transform: scaleY(1);
}

.service-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  border-radius: 10px;
  background: rgba(var(--accent-rgb), 0.12);
  color: var(--accent-text);
}

.service-row-body {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
  min-width: 0;
}

.service-title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text);
  transition: color 200ms var(--ease-out);
}

.service-row-toggle:hover .service-title,
.service-row-toggle[aria-expanded="true"] .service-title {
  color: var(--accent-text);
}

.service-desc {
  color: var(--text-dim);
  font-size: 14.5px;
  max-width: 56ch;
}

.service-chevron {
  flex-shrink: 0;
  color: var(--text-dim);
  transition: transform 250ms var(--ease-out), color 200ms var(--ease-out);
}

.service-row-toggle:hover .service-chevron {
  color: var(--accent-text);
}

.service-row-toggle[aria-expanded="true"] .service-chevron {
  transform: rotate(180deg);
  color: var(--accent-text);
}

.service-panel {
  max-height: 0;
  overflow: hidden;
  padding: 0 4px 32px 72px;
  transition: max-height 300ms var(--ease-out);
}

.service-target {
  color: var(--text-dim);
  font-size: 14.5px;
  max-width: 62ch;
  margin-bottom: 20px;
}

.service-target-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--accent-text);
  margin-right: 8px;
  text-transform: uppercase;
}

.service-includes {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 24px;
}

.service-includes li {
  position: relative;
  padding-left: 20px;
  color: var(--text-dim);
  font-size: 14.5px;
  max-width: 62ch;
}

.service-includes li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-solid);
}

.service-includes strong {
  color: var(--text);
  font-weight: 600;
}

.service-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 44px;
  color: var(--accent-text);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
}

.service-cta svg {
  transition: transform 200ms var(--ease-out);
}

.service-cta:hover svg {
  transform: translateX(3px);
}

/* ---------- Skills & Expertise ---------- */
.skills {
  padding-block: 120px;
  background: var(--bg-alt);
  border-block: 1px solid var(--border);
}

.skills-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 48px;
}

.skills-head .section-heading {
  margin-bottom: 0;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.skill-card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px;
  transition: transform 200ms var(--ease-out), border-color 200ms var(--ease-out);
}

.skill-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-hover);
}

.skill-index {
  position: absolute;
  top: 20px;
  right: 24px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-dim);
  transition: color 200ms var(--ease-out);
}

.skill-card:hover .skill-index {
  color: var(--accent-text);
}

.skill-card-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
  padding-right: 28px;
}

.skill-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  flex-shrink: 0;
  border-radius: 8px;
  background: rgba(var(--accent-rgb), 0.12);
  color: var(--accent-text);
}

.skill-card h3 {
  font-size: 1rem;
}

.skill-desc {
  color: var(--text-dim);
  font-size: 13.5px;
  margin-bottom: 18px;
}

/* Shared chip/tag style — used by skills, projects, timeline, domains */
.skill-tags,
.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.skill-tags li,
.tag-list li {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--text-dim);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 10px;
  transition: color 200ms var(--ease-out), border-color 200ms var(--ease-out);
}

.skill-card:hover .skill-tags li {
  border-color: var(--border-hover);
}

/* ---------- Projects ---------- */
.projects {
  padding-block: 120px;
}

.projects-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 40px;
}

.projects-head .section-heading {
  margin-bottom: 12px;
}

.projects-sub {
  color: var(--text-dim);
  font-size: 14.5px;
  max-width: 52ch;
}

.case-studies-count,
.services-count,
.skills-count {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.15em;
  color: var(--text-dim);
  white-space: nowrap;
  padding-bottom: 6px;
}

.project-topic {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--accent-text);
  margin-bottom: 10px;
}

.carousel-controls {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
  padding-bottom: 4px;
}

.carousel-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 8px;
  border: 1px solid var(--border);
  color: var(--text);
  transition: border-color 200ms var(--ease-out), background 200ms var(--ease-out), color 200ms var(--ease-out);
}

.carousel-btn:hover {
  border-color: var(--border-hover);
  background: var(--surface);
  color: var(--accent-text);
}

.carousel-btn:disabled {
  opacity: 0.35;
  cursor: default;
  pointer-events: none;
}

.projects-track {
  display: flex;
  gap: 24px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding: 4px 24px 24px;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.projects-track::-webkit-scrollbar {
  display: none;
}

.project-card {
  scroll-snap-align: start;
  flex: 0 0 320px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 28px;
  transition: transform 200ms var(--ease-out), border-color 200ms var(--ease-out);
}

.project-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-hover);
}

.project-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  border-radius: 12px;
  background: rgba(var(--accent-rgb), 0.12);
  color: var(--accent-text);
  margin-bottom: 24px;
}

.project-body h3 {
  font-size: 1.1rem;
  margin-bottom: 10px;
}

.project-body p {
  color: var(--text-dim);
  margin-bottom: 18px;
  max-width: 40ch;
}

/* -- real screenshot thumbnail, used where an actual image exists -- */
.project-card--photo {
  flex-basis: 340px;
}

.project-thumb {
  margin: -28px -28px 20px -28px;
  border-radius: 13px 13px 0 0;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  background: var(--bg);
}

.project-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
  display: block;
}

.project-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--accent-text);
  background: rgba(var(--accent-rgb), 0.12);
  border-radius: 5px;
  padding: 3px 7px;
  margin-left: 8px;
  vertical-align: middle;
}

/* -- the honest "open for work" slot at the end of the carousel -- */
.project-card--cta {
  background: transparent;
  border: 1px dashed var(--border-hover);
}

.project-card--cta:hover {
  border-color: var(--accent-text);
}

.project-visual--cta {
  background: transparent;
  border: 1px dashed var(--border-hover);
  color: var(--text-dim);
}

.project-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 44px;
  color: var(--accent-text);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
}

.project-cta svg {
  transition: transform 200ms var(--ease-out);
}

.project-cta:hover svg {
  transform: translateX(3px);
}

/* ---------- Case Studies: full list, true masonry via CSS columns (no JS library) ---------- */
.case-studies {
  padding-block: 120px;
  background: var(--bg-alt);
  border-block: 1px solid var(--border);
}

.case-studies-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 48px;
}

.case-studies-head .section-heading {
  margin-bottom: 12px;
}

.case-studies-sub {
  color: var(--text-dim);
  font-size: 14.5px;
  max-width: 52ch;
}

.case-studies-grid {
  column-count: 3;
  column-gap: 24px;
}

.case-study-card {
  break-inside: avoid;
  display: block;
  width: 100%;
  margin-bottom: 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 28px;
  transition: transform 200ms var(--ease-out), border-color 200ms var(--ease-out);
}

.case-study-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-hover);
}

.case-study-card .project-visual {
  margin-bottom: 20px;
}

.case-study-card h3 {
  font-size: 1.05rem;
  margin-bottom: 14px;
}

.case-study-block {
  color: var(--text-dim);
  font-size: 14.5px;
  margin-bottom: 16px;
}

.case-study-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.case-study-label--problem {
  color: var(--text-dim);
}

.case-study-label--solution {
  color: var(--accent-text);
}

/* ---------- Process: custom diagram + step list, side by side ---------- */
.process {
  padding-block: 120px;
  background: var(--bg-alt);
  border-block: 1px solid var(--border);
}

.process-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

.process-visual {
  display: flex;
  justify-content: center;
}

.process-diagram {
  width: 100%;
  max-width: 220px;
  height: auto;
}

.process-diagram-line {
  stroke: var(--border);
  stroke-width: 2;
  transform-origin: 100px 70px;
  transform: scaleY(0);
}

@media (prefers-reduced-motion: no-preference) {
  .process-visual.is-visible .process-diagram-line {
    transform: scaleY(1);
    transition: transform 1200ms var(--ease-out);
  }
}

@media (prefers-reduced-motion: reduce) {
  .process-diagram-line {
    transform: scaleY(1);
  }
}

.process-diagram-node circle:first-child {
  fill: var(--surface);
  stroke: var(--border);
  stroke-width: 1.5;
}

.process-diagram-node {
  opacity: 0;
  transform: scale(0.85);
  transform-box: fill-box;
  transform-origin: center;
}

@media (prefers-reduced-motion: no-preference) {
  .process-visual.is-visible .process-diagram-node {
    opacity: 1;
    transform: scale(1);
    transition: opacity 500ms var(--ease-out), transform 500ms var(--ease-out);
  }

  .process-visual.is-visible .process-diagram-node:nth-of-type(1) { transition-delay: 100ms; }
  .process-visual.is-visible .process-diagram-node:nth-of-type(2) { transition-delay: 350ms; }
  .process-visual.is-visible .process-diagram-node:nth-of-type(3) { transition-delay: 600ms; }
  .process-visual.is-visible .process-diagram-node:nth-of-type(4) { transition-delay: 850ms; }
}

@media (prefers-reduced-motion: reduce) {
  .process-diagram-node {
    opacity: 1;
    transform: scale(1);
  }
}

.process-diagram-icon {
  fill: none;
  stroke: var(--accent-text);
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.timeline-item {
  padding-bottom: 48px;
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.timeline-date {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--accent-text);
  margin-bottom: 6px;
}

.timeline-item h3 {
  font-size: 1.1rem;
  margin-bottom: 10px;
}

.timeline-desc {
  color: var(--text-dim);
  max-width: 64ch;
  margin-bottom: 16px;
}

/* ---------- Domains ---------- */
.domains {
  padding-block: 120px;
  background: var(--bg-alt);
  border-block: 1px solid var(--border);
  text-align: center;
}

.domains-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.domains-inner .section-heading {
  margin-inline: auto;
  margin-bottom: 12px;
}

.domains-sub {
  color: var(--text-dim);
  max-width: 48ch;
  margin-bottom: 40px;
}

.domains-list {
  justify-content: center;
}

.domains-list li {
  display: flex;
  align-items: center;
  gap: 7px;
  transition: color 200ms var(--ease-out), border-color 200ms var(--ease-out);
}

.domains-list li svg {
  color: var(--text-dim);
  transition: color 200ms var(--ease-out);
}

.domains-list li:hover {
  color: var(--accent-text);
  border-color: var(--border-hover);
}

.domains-list li:hover svg {
  color: var(--accent-text);
}

/* ---------- Metrics (reused inside hero-stats) ---------- */
.metric-number {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  color: var(--accent-text);
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.metric-label {
  color: var(--text-dim);
  font-size: 15px;
  max-width: 26ch;
  margin-inline: auto;
}

/* ---------- Final CTA ---------- */
.cta-final {
  position: relative;
  overflow: hidden;
  padding-block: 160px;
  text-align: center;
}

.cta-final-watermark {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
}

.cta-final-brace {
  position: absolute;
  font-family: var(--font-mono);
  font-weight: 600;
  line-height: 1;
  font-size: clamp(12rem, 26vw, 28rem);
  color: var(--accent-text);
  opacity: 0.05;
  user-select: none;
}

.cta-final-brace:first-child {
  left: -4vw;
  top: -8vh;
}

.cta-final-brace:last-child {
  right: -4vw;
  bottom: -12vh;
}

.cta-final .container {
  position: relative;
  z-index: 1;
}

.cta-headline {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(2.5rem, 5.5vw, 4.5rem);
  letter-spacing: -0.02em;
  max-width: 18ch;
  margin-inline: auto;
  margin-bottom: 24px;
}

.cta-sub {
  color: var(--text-dim);
  max-width: 48ch;
  margin-inline: auto;
  margin-bottom: 48px;
}

.cta-actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.cta-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-dim);
  white-space: nowrap;
}

/* ---------- Lead form (under Let's Talk) ---------- */
.lead-form-wrap {
  position: relative;
  max-width: 560px;
  margin-inline: auto;
  text-align: left;
}

.lead-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.lead-form[hidden] {
  display: none;
}

.lead-form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.lead-field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.lead-field label {
  font-family: var(--font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-dim);
}

.lead-field input,
.lead-field textarea {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px 16px;
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 15px;
  transition: border-color 200ms var(--ease-out), box-shadow 200ms var(--ease-out);
}

.lead-field textarea {
  resize: vertical;
  min-height: 96px;
}

.lead-field input:focus,
.lead-field textarea:focus {
  outline: none;
  border-color: var(--accent-solid);
  box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.18);
}

.lead-form-footer {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.lead-form-error {
  font-family: var(--font-mono);
  font-size: 13px;
  color: #e5484d;
}

.lead-form-success {
  text-align: center;
  padding: 48px 24px;
}

.lead-success-mark {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 15px;
  color: var(--accent-text);
  letter-spacing: 0.06em;
  margin-bottom: 16px;
}

.lead-form-success h3 {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  margin-bottom: 8px;
}

.lead-form-success p {
  color: var(--text-dim);
}

@media (max-width: 640px) {
  .lead-form-row {
    grid-template-columns: 1fr;
  }
}

/* ---------- Footer: logo left, social icons right — nothing else ---------- */
.footer {
  padding-block: 40px;
  border-top: 1px solid var(--border);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.footer-socials {
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-socials a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 8px;
  color: var(--text-dim);
  transition: color 200ms var(--ease-out), background 200ms var(--ease-out);
}

.footer-socials a:hover {
  color: var(--accent-text);
  background: var(--surface);
}

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

@media (max-width: 900px) {
  .skills-grid {
    grid-template-columns: 1fr 1fr;
  }

  .founders-grid {
    grid-template-columns: 1fr;
  }

  .project-card {
    flex-basis: 280px;
  }

  .case-studies-grid {
    column-count: 2;
  }
}

@media (max-width: 640px) {
  .about-inner {
    grid-template-columns: 1fr;
  }

  .about-terminal {
    max-width: 420px;
  }

  .process-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .process-diagram {
    max-width: 140px;
  }

  .services-head,
  .skills-head,
  .founders-head,
  .case-studies-head {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .case-studies-grid {
    column-count: 1;
  }

  .service-row-toggle {
    gap: 16px;
  }

  .service-panel {
    padding-left: 4px;
  }

  .skills-grid {
    grid-template-columns: 1fr;
  }

  .projects-head {
    flex-direction: column;
    align-items: flex-start;
  }

  .timeline-item h3 {
    line-height: 1.35;
  }
}

@media (max-width: 720px) {
  :root {
    --nav-height: 64px;
  }

  .section-heading {
    margin-bottom: 40px;
  }

  .nav-clock {
    display: none;
  }

  .nav-links {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .nav.is-menu-open .nav-links {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    position: absolute;
    top: var(--nav-height);
    left: 0;
    right: 0;
    padding: 16px 24px 24px;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
  }

  .nav.is-menu-open .nav-links a {
    width: 100%;
    padding: 12px 0;
    font-size: 16px;
  }

  .hero-scroll-cue {
    bottom: 20px;
  }

  .about-stats {
    gap: 28px;
  }

  .about,
  .services,
  .skills,
  .projects,
  .process {
    padding-block: 80px;
  }

  .domains {
    padding-block: 80px;
  }

  .cta-final {
    padding-block: 96px;
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 480px) {
  .hero-line {
    font-size: clamp(2.2rem, 10.5vw, 7rem);
  }
}

@media (max-width: 400px) {
  .hero-ctas {
    flex-direction: column;
    align-items: stretch;
  }

  .metric-number {
    font-size: 2.25rem;
  }

  .about-stats .metric-number {
    font-size: 1.6rem;
  }
}