/* =========
   THEME
========= */
:root {
  --ink: #0b0b0b;
  --paper: #ffffff;
  --muted: #6b6b6b;
  --rule: rgba(11, 11, 11, 0.12);
  --shadow: rgba(11, 11, 11, 0.08);
  --soft: rgba(11, 11, 11, 0.04);
  --radius: 18px;
  --ease: cubic-bezier(0.2, 0.8, 0.2, 1);
}
[data-theme="dark"] {
  --ink: #f4f4f4;
  --paper: #0b0b0b;
  --muted: rgba(244, 244, 244, 0.7);
  --rule: rgba(244, 244, 244, 0.14);
  --shadow: rgba(0, 0, 0, 0.35);
  --soft: rgba(244, 244, 244, 0.06);
}

html,
body {
  height: 100%;
}

/* --- Typography rhythm --- */
body {
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial,
    sans-serif;
  color: var(--ink);
  background: var(--paper);
  letter-spacing: -0.01em;
  overflow-x: hidden;

  line-height: 1.6;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1,
h2,
h3 {
  line-height: 1.12;
}

.lead {
  line-height: 1.55;
  font-size: clamp(1.05rem, 1.2vw, 1.2rem);
}

/* Better paragraph measure */
.measure {
  max-width: 62ch;
}


/* =========
   LINKS
========= */
a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid
    color-mix(in srgb, var(--ink) 22%, transparent);
}
[data-theme="dark"] a {
  border-bottom-color: color-mix(in srgb, var(--ink) 22%, transparent);
}
a:hover {
  border-bottom-color: color-mix(in srgb, var(--ink) 55%, transparent);
}

.kicker {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.74rem;
  color: var(--muted);
}

.section-title {
  text-transform: uppercase;
  letter-spacing: 0.13em;
  font-size: 0.82rem;
  color: var(--muted);
}

.display-tight {
  letter-spacing: -0.035em;
}

.small-muted {
  color: var(--muted);
}

.rule {
  border-top: 1px solid var(--rule);
}

/* =========
   LAYOUT
========= */
section {
  padding: 5rem 0;
}
@media (max-width: 576px) {
  section {
    padding: 3.75rem 0;
  }
}

/* Sticky header with blur (stops naturally) */
.header-wrap {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--paper) 86%, transparent);
  backdrop-filter: blur(12px);
}

.nav-min a {
  border-bottom: 0;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.8rem;
  color: var(--muted);
  padding: 0.2rem 0;
  position: relative;
}
.nav-min a:hover {
  color: var(--ink);
}
.nav-min a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.2rem;
  width: 0%;
  height: 1px;
  background: var(--ink);
  transition: width 280ms var(--ease);
}
.nav-min a:hover::after {
  width: 100%;
}
.nav-min a.active {
  color: var(--ink);
}
.nav-min a.active::after {
  width: 100%;
}

/* Subtle focus ring */
.focus-ring:focus {
  outline: 2px solid color-mix(in srgb, var(--ink) 35%, transparent);
  outline-offset: 3px;
}

.pill {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--rule);
  border-radius: 999px;
  padding: 0.35rem 0.75rem;
  font-size: 0.85rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  gap: 0.45rem;
}

/* Cards: flat with hover lift */
.mini-card {
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: 1.35rem;
  height: 100%;
  background: color-mix(in srgb, var(--paper) 95%, var(--soft));
  box-shadow: 0 0 0 0 var(--shadow);
  transition: transform 300ms var(--ease), box-shadow 300ms var(--ease),
    border-color 300ms var(--ease);
}
.mini-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 30px var(--shadow);
  border-color: color-mix(in srgb, var(--ink) 18%, var(--rule));
}

/* --- Spacing polish --- */
.hero {
  padding: 6.25rem 0 4.75rem;
  position: relative;
}
@media (max-width: 576px) {
  .hero {
    padding: 5rem 0 3.75rem;
  }
}

.hero::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -1px;
  transform: translateX(-50%);
  width: min(920px, 92vw);
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    color-mix(in srgb, var(--ink) 28%, transparent),
    transparent
  );
  opacity: 0.75;
}

/* caret on tagline */
.type-caret {
  display: inline-block;
  width: 0.6ch;
  border-right: 2px solid currentColor;
  transform: translateY(0.08em);
  animation: blink 1.05s steps(1) infinite;
}
@keyframes blink {
  50% {
    opacity: 0;
  }
}

/* Scroll reveal (premium move: reduce jitter by lowering translate distance) */
.reveal {
  opacity: 0;
  transform: translateY(12px); /* <- reduced from 16px */
  transition: opacity 520ms var(--ease), transform 520ms var(--ease);
}
.reveal.in {
  opacity: 1;
  transform: translateY(0);
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
  .reveal {
    opacity: 1;
    transform: none;
  }
  .slide-in {
    opacity: 1 !important;
    transform: none !important;
  }
}

/* Floating controls */
.floating {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 60;
  display: grid;
  gap: 10px;
}
.fab {
  border: 1px solid var(--rule);
  background: color-mix(in srgb, var(--paper) 85%, transparent);
  backdrop-filter: blur(10px);
  color: var(--ink);
  border-radius: 999px;
  padding: 0.7rem 0.9rem;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  box-shadow: 0 8px 24px var(--shadow);
  transition: transform 250ms var(--ease);
}
.fab:hover {
  transform: translateY(-2px);
}
.hidden {
  display: none !important;
}

/* Subtle section divider marker */
      .section-marker {
  width: 12px;
  height: 12px;
  border: 1px solid var(--rule);
  border-radius: 2px;
  margin-top: 0.9rem;
  transform: rotate(0deg);
  transition: transform 300ms var(--ease);
}


section.is-active .section-marker {
  transform: rotate(45deg) scale(1.1);
}


/* Tiny underline accent on headings */
.heading-underline {
  position: relative;
  margin-bottom: 1.25rem;
}
.heading-underline::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.55rem;
  width: 64px;
  height: 1px;
  background: color-mix(in srgb, var(--ink) 28%, transparent);
}

/* =========
 Slide-in hero line + typewriter in capabilities
========= */
.slide-in {
  opacity: 0;
  transform: translateX(-14px);
  transition: opacity 520ms var(--ease), transform 520ms var(--ease);
}
.slide-in.in {
  opacity: 1;
  transform: translateX(0);
}

#capCard {
  padding: 1.5rem;
}
.type-line {
  display: block;
  padding: 0.22rem 0;
  white-space: nowrap;
}

.type-cursor {
  display: inline-block;
  width: 0;                 /* caret should be a line, not a block */
  height: 1em;              /* <-- this is the key */
  border-left: 2px solid var(--ink);
  margin-left: 2px;
  vertical-align: -0.1em;
  animation: blink 1.05s steps(1) infinite;
}
.pty-mark {
  position: absolute;
  top: -1.1em;
  right: -0.2em;
  font-size: 0.55rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
}