/* =========================================================
   harshbothra.tech — design system (v2 — editorial light)
   ========================================================= */

:root {
  /* surfaces — warm dark, slightly above pure black */
  --paper:     #16191F;   /* page bg — deep ink-charcoal */
  --paper-2:   #1B1F27;   /* deeper alt */
  --card:      #1E232C;   /* card surface */
  --card-soft: #252B36;   /* softer surface */
  --ink:       #F1EBD9;   /* warm cream — primary text */
  --ink-2:     #D6D0BD;   /* secondary text */
  --muted:     #8E8876;   /* muted */
  --dim:       #5E5A50;   /* dim */
  --border:    #2E343F;   /* soft border */
  --border-2:  #3F4654;   /* stronger border */
  --rule:      rgba(241,235,217,0.08);

  /* brand — vivid on dark */
  --accent:    #FF8A4C;   /* warm orange — primary */
  --accent-2:  #6EE7C7;   /* cyber mint */
  --accent-3:  #FFD166;   /* warm gold */
  --accent-soft: #2A2218; /* accent tint surface */

  --link:      var(--accent);

  /* type */
  --font-display: "Instrument Serif", "Source Serif 4", Georgia, serif;
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;

  --container: 1240px;
  --gutter: clamp(20px, 4vw, 56px);
  --radius: 6px;
  --radius-lg: 14px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  background-image:
    radial-gradient(ellipse 70% 50% at 100% -10%, color-mix(in srgb, var(--accent) 22%, transparent), transparent 60%),
    radial-gradient(ellipse 50% 40% at -10% 30%, color-mix(in srgb, var(--accent-2) 14%, transparent), transparent 65%),
    radial-gradient(ellipse 40% 30% at 60% 100%, color-mix(in srgb, var(--accent-3) 10%, transparent), transparent 60%);
  background-attachment: fixed;
  min-height: 100vh;
  position: relative;
}

/* subtle grid overlay */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(241,235,217,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(241,235,217,0.025) 1px, transparent 1px);
  background-size: 56px 56px;
  pointer-events: none;
  z-index: 0;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 85%);
}

/* scanline overlay */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    repeating-linear-gradient(180deg,
      transparent 0,
      transparent 2px,
      rgba(241,235,217,0.014) 2px,
      rgba(241,235,217,0.014) 3px);
  pointer-events: none;
  z-index: 0;
  mix-blend-mode: overlay;
}

/* =========================================================
   Decorative floating chrome (cyber accents)
   ========================================================= */
.deco {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
  font-family: var(--font-mono);
  color: var(--ink);
}
.deco__rotated-label {
  position: absolute;
  top: 50%;
  left: 14px;
  transform: rotate(-90deg) translateX(50%);
  transform-origin: left center;
  color: var(--accent);
  font-size: 10px;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  opacity: 0.45;
  white-space: nowrap;
}
.deco__corner {
  position: absolute;
  width: 60px;
  height: 60px;
  border-color: var(--accent);
  opacity: 0.28;
}
.deco__corner--tl { top: 80px; left: 16px; border-top: 1px solid; border-left: 1px solid; }
.deco__corner--tr { top: 80px; right: 16px; border-top: 1px solid; border-right: 1px solid; }
.deco__corner--bl { bottom: 80px; left: 16px; border-bottom: 1px solid; border-left: 1px solid; }
.deco__corner--br { bottom: 80px; right: 16px; border-bottom: 1px solid; border-right: 1px solid; }
.deco__bracket {
  position: absolute;
  font-family: var(--font-display);
  font-style: italic;
  font-size: 320px;
  line-height: 1;
  opacity: 0.05;
  user-select: none;
}
.deco__bracket--1 { top: -60px; right: -40px; color: var(--accent); }
.deco__bracket--2 { bottom: -90px; left: -40px; color: var(--accent-2); transform: scaleX(-1); }
.deco__code {
  position: absolute;
  font-size: 11px;
  line-height: 1.7;
  opacity: 0.18;
  letter-spacing: 0.04em;
  white-space: pre;
  color: var(--ink-2);
}
.deco__code--tl { top: 90px; left: 90px; }
.deco__code--br { bottom: 90px; right: 90px; text-align: right; color: var(--accent-2); opacity: 0.22; }
.deco__code .c { color: var(--accent); }
.deco__code .m { color: var(--muted); }

@media (max-width: 880px) {
  .deco__bracket, .deco__corner, .deco__rotated-label, .deco__code { display: none; }
}

/* visitor counter chip */
.visitor {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 14px 6px 12px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}
.visitor .glow {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent-2);
  box-shadow: 0 0 10px var(--accent-2);
  animation: pulse 1.6s ease-in-out infinite;
}
@keyframes pulse { 50% { opacity: .35; } }
.visitor img { height: 18px; display: block; border-radius: 3px; }

a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid color-mix(in srgb, var(--ink) 25%, transparent);
  transition: color .15s, border-color .15s;
}
a:hover {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

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

h1, h2, h3, h4, h5 { margin: 0; color: var(--ink); font-weight: 500; }

p { margin: 0; }

/* =========================================================
   Layout primitives
   ========================================================= */

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gutter);
  position: relative;
  z-index: 1;
}

section { padding: clamp(64px, 9vw, 112px) 0; }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 22px;
  font-weight: 500;
}
.eyebrow::before {
  content: "";
  width: 28px;
  height: 1px;
  background: var(--accent);
  display: inline-block;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(36px, 5.5vw, 64px);
  font-weight: 400;
  letter-spacing: -0.01em;
  line-height: 1.02;
  margin-bottom: 18px;
  color: var(--ink);
}
.section-title em {
  font-style: italic;
  color: var(--accent);
  font-weight: 400;
}
.section-lede {
  color: var(--muted);
  font-size: 18px;
  max-width: 720px;
  margin-bottom: 56px;
  line-height: 1.55;
}

/* =========================================================
   Top nav
   ========================================================= */

.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--paper) 80%, transparent);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid var(--rule);
}

.nav__inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 16px var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.nav__brand {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-family: var(--font-display);
  font-size: 22px;
  color: var(--ink);
  border: none;
  font-weight: 400;
  letter-spacing: -0.01em;
}
.nav__brand:hover { color: var(--accent); }
.nav__brand .dot {
  width: 7px; height: 7px;
  background: var(--accent);
  border-radius: 50%;
  display: inline-block;
  margin-right: 4px;
  vertical-align: middle;
  align-self: center;
}
.nav__brand .first { font-style: italic; }
.nav__brand .last { font-weight: 500; }
.nav__brand .prompt, .nav__brand .path { display: none; } /* hide leftovers */

.nav__links {
  display: flex;
  gap: 2px;
  align-items: center;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav__links a {
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--ink-2);
  padding: 8px 14px;
  border: none;
  border-radius: 999px;
  letter-spacing: -0.005em;
  font-weight: 450;
}
.nav__links a:hover { color: var(--ink); background: color-mix(in srgb, var(--ink) 5%, transparent); }
.nav__links a.is-active {
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 10%, transparent);
}
/* Strip the ~/ prefix from labels visually */
.nav__links a {
  display: inline-flex;
  align-items: center;
}

.nav__cta {
  font-family: var(--font-sans);
  font-size: 13px;
  padding: 9px 16px;
  border: 1px solid var(--ink);
  border-radius: 999px;
  color: var(--ink);
  background: transparent;
  white-space: nowrap;
  font-weight: 500;
}
.nav__cta:hover {
  background: var(--accent);
  color: var(--paper);
  border-color: var(--accent);
}
@media (max-width: 1080px) { .nav__cta { display: none; } }

.nav__burger {
  display: none;
  background: none;
  border: 1px solid var(--border);
  color: var(--ink);
  padding: 8px 12px;
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 16px;
  cursor: pointer;
}

@media (max-width: 880px) {
  .nav__links { display: none; }
  .nav__cta { display: none !important; }
  .nav__burger { display: inline-flex; }
  .nav.is-open .nav__links {
    display: flex;
    position: absolute;
    top: 100%;
    left: 0; right: 0;
    flex-direction: column;
    background: var(--paper);
    border-bottom: 1px solid var(--rule);
    padding: 12px var(--gutter) 18px;
    gap: 4px;
  }
}

/* =========================================================
   Buttons & badges
   ========================================================= */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-size: 14px;
  padding: 12px 22px;
  border-radius: 999px;
  border: 1px solid var(--border-2);
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  text-decoration: none;
  transition: all .18s ease;
  white-space: nowrap;
  font-weight: 500;
  letter-spacing: -0.005em;
}
.btn:hover { background: var(--ink); color: var(--paper); border-color: var(--ink); }

.btn--primary {
  background: var(--accent);
  color: #181410;
  border-color: var(--accent);
  font-weight: 600;
}
.btn--primary:hover {
  background: var(--accent-3);
  color: #181410;
  border-color: var(--accent-3);
}

.btn--ghost { border-color: var(--border-2); color: var(--ink-2); background: transparent; }
.btn--ghost:hover { background: var(--card); color: var(--ink); border-color: var(--ink); }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 5px 10px;
  border-radius: 999px;
  background: var(--card-soft);
  border: 1px solid var(--border);
  color: var(--ink-2);
}
.badge--green { color: var(--accent-2); border-color: color-mix(in srgb, var(--accent-2) 30%, var(--border)); background: color-mix(in srgb, var(--accent-2) 8%, var(--card-soft)); }
.badge--amber { color: var(--accent); border-color: color-mix(in srgb, var(--accent) 30%, var(--border)); background: color-mix(in srgb, var(--accent) 8%, var(--card-soft)); }

.status-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--accent-2);
  display: inline-block;
  vertical-align: middle;
  position: relative;
}
.status-dot::after {
  content: "";
  position: absolute;
  inset: -3px;
  border-radius: 50%;
  background: color-mix(in srgb, var(--accent-2) 30%, transparent);
  animation: ping 2s ease-out infinite;
}
@keyframes ping {
  0% { transform: scale(0.8); opacity: 1; }
  100% { transform: scale(2.2); opacity: 0; }
}

/* =========================================================
   Cards
   ========================================================= */

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: border-color .15s, transform .15s;
}
.card:hover { border-color: var(--border-2); }

.card--soft { background: var(--card-soft); }

.divider {
  height: 1px;
  background: var(--rule);
  margin: 32px 0;
}

/* =========================================================
   Terminal-ish content card (re-skinned for light theme,
   still used on contact page)
   ========================================================= */

.term {
  background: var(--ink);
  border-radius: 12px;
  overflow: hidden;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.7;
  color: #EDE6D5;
  box-shadow: 0 24px 60px -30px rgba(28,27,23,0.4);
}
.term__bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: #28251F;
  border-bottom: 1px solid #3A352B;
}
.term__bar .light {
  width: 11px; height: 11px; border-radius: 50%;
  background: #555;
}
.term__bar .light.r { background: #ff5f57; }
.term__bar .light.y { background: #febc2e; }
.term__bar .light.g { background: #28c840; }
.term__bar .title { margin-left: 12px; color: #9B9485; font-size: 12px; }
.term__body { padding: 22px 24px; }
.term__line { display: block; }
.term__line .p { color: #67E8B5; }
.term__line .c { color: #F7B36D; }
.term__line .m { color: #6F695D; }
.term__line .s { color: #F2A07A; }

.caret {
  display: inline-block;
  width: 8px;
  height: 1em;
  background: #F7B36D;
  vertical-align: text-bottom;
  margin-left: 2px;
  animation: blink 1.1s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }

/* =========================================================
   Footer
   ========================================================= */

footer {
  border-top: 1px solid var(--rule);
  padding: 56px 0 32px;
  background: color-mix(in srgb, var(--paper-2) 50%, var(--paper));
  margin-top: 48px;
}
.foot {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 36px;
}
.foot h5 {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 16px;
  font-weight: 500;
}
.foot__col p, .foot__col li {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.7;
}
.foot__col ul { list-style: none; padding: 0; margin: 0; }
.foot__col a { color: var(--ink-2); border: none; }
.foot__col a:hover { color: var(--accent); }
.foot__brand {
  font-family: var(--font-display);
  font-size: 28px;
  font-style: italic;
  color: var(--ink);
  margin-bottom: 8px;
  display: block;
  letter-spacing: -0.01em;
}
.foot__bottom {
  padding-top: 26px;
  border-top: 1px solid var(--rule);
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--dim);
  flex-wrap: wrap;
  gap: 12px;
  letter-spacing: 0.05em;
}
@media (max-width: 720px) {
  .foot { grid-template-columns: 1fr 1fr; }
}

/* =========================================================
   Utility
   ========================================================= */

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
@media (max-width: 880px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

.mono { font-family: var(--font-mono); }
.serif { font-family: var(--font-display); }
.muted { color: var(--muted); }
.accent { color: var(--accent); }
.accent-2 { color: var(--accent-2); }
.text-sm { font-size: 13px; }
.text-xs { font-size: 12px; }
.italic { font-style: italic; }