/* ============================================================
   ashwrk — Obsidian Kinetic design system
   Dark cinematic + glassmorphism. Accent: Electric Lime #A8E80C.
   Hand-written, token-driven. No Tailwind.
   ============================================================ */

/* ---------- Tokens ---------- */
:root {
  /* Brand */
  --accent: #A8E80C;            /* Electric Lime */
  --accent-bright: #cbf368;
  --accent-deep: #2a3d03;
  --accent-soft: rgba(168, 232, 12, 0.10);
  --accent-border: rgba(168, 232, 12, 0.22);
  --accent-glow: rgba(168, 232, 12, 0.30);

  /* Obsidian surfaces */
  --bg: #0a0a0a;
  --surface: #141313;
  --surface-2: #1c1b1b;
  --surface-3: #201f1f;

  /* Text */
  --on-surface: #e5e2e1;
  --on-surface-variant: #c4c7c7;
  --muted: #8e9192;

  /* Functional */
  --error: #ffb4ab;

  /* Glass */
  --glass-bg: rgba(10, 10, 10, 0.40);
  --glass-bg-hover: rgba(18, 22, 15, 0.50);
  --glass-pill-bg: rgba(255, 255, 255, 0.03);
  --hairline: rgba(255, 255, 255, 0.08);
  --hairline-top: rgba(255, 255, 255, 0.15);
  --hairline-left: rgba(255, 255, 255, 0.12);

  /* Layout */
  --container: 1280px;
  --pad-x: 16px;
  --gutter: 24px;

  /* Type */
  --font-display: "Manrope", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;

  /* Radii */
  --r-sm: 0.5rem;
  --r: 1rem;
  --r-md: 1.5rem;
  --r-lg: 2rem;
  --r-full: 9999px;

  /* Motion */
  --ease-spring: cubic-bezier(0.175, 0.885, 0.32, 1.275);
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
}

@media (min-width: 768px) {
  :root { --pad-x: 64px; }
}

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

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

body {
  font-family: var(--font-body);
  background-color: var(--bg);
  color: var(--on-surface);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

img, svg, canvas { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }

.skip {
  position: absolute; left: -9999px; top: 0; z-index: 100;
  background: var(--accent); color: #0a0a0a; padding: 12px 20px;
  border-radius: var(--r-full); font-weight: 700;
}
.skip:focus { left: 16px; top: 16px; }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }

/* ---------- Layout ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--pad-x);
}

.section { padding-block: 6rem; position: relative; z-index: 1; }
.section--lg { padding-block: 9rem; }
.section--sm { padding-block: 4rem; }

.stack { display: flex; flex-direction: column; }
.center { text-align: center; align-items: center; }

/* Responsive grids */
.grid { display: grid; gap: 2rem; }
.grid--2 { grid-template-columns: 1fr; }
.grid--3 { grid-template-columns: 1fr; }
.grid--4 { grid-template-columns: 1fr; }

@media (min-width: 768px) {
  .grid--2 { grid-template-columns: repeat(2, 1fr); }
  .grid--3 { grid-template-columns: repeat(2, 1fr); }
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .grid--3 { grid-template-columns: repeat(3, 1fr); }
  .grid--4 { grid-template-columns: repeat(4, 1fr); }
}

/* ---------- Typography ---------- */
.display {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.25rem, 6vw, 4.5rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
}
.h-lg {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2rem, 4.5vw, 3rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
}
.h-md {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  line-height: 1.25;
  letter-spacing: -0.01em;
}
.body-lg { font-size: 1.125rem; line-height: 1.6; color: var(--on-surface-variant); }
.body-md { font-size: 1rem; line-height: 1.55; color: var(--on-surface-variant); }

.eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
}

.text-accent { color: var(--accent); }
.text-on { color: var(--on-surface); }
.text-muted { color: var(--muted); }
.uppercase { text-transform: uppercase; }

.glow-text { text-shadow: 0 0 30px var(--accent-glow); }

.accent-gradient {
  background: linear-gradient(90deg, var(--accent), var(--accent-bright), var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---------- Glass surfaces ---------- */
.glass {
  position: relative;
  background: var(--glass-bg);
  backdrop-filter: blur(40px);
  -webkit-backdrop-filter: blur(40px);
  border: 1px solid var(--hairline);
  border-top-color: var(--hairline-top);
  border-left-color: var(--hairline-left);
  border-radius: var(--r-md);
  box-shadow: 0 25px 50px -12px rgba(0,0,0,0.5), inset 0 0 20px rgba(255,255,255,0.02);
  transition: background .5s var(--ease-out), border-color .5s var(--ease-out), box-shadow .5s var(--ease-out), transform .5s var(--ease-out);
}
.glass--hover:hover {
  background: var(--glass-bg-hover);
  border-color: var(--accent-glow);
  box-shadow: 0 35px 60px -15px rgba(0,0,0,0.6), 0 0 40px rgba(168,232,12,0.06), inset 0 0 30px rgba(255,255,255,0.04);
}

.glass-pill {
  background: var(--glass-pill-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.10);
  box-shadow: inset 0 0 10px rgba(255,255,255,0.02);
  border-radius: var(--r-full);
}

.pad { padding: 2rem; }
.pad-lg { padding: 2.5rem; }
@media (min-width: 768px) {
  .pad-lg { padding: 4rem; }
}

/* Floating + reveal */
@keyframes float-organic {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  33% { transform: translateY(-12px) rotate(0.4deg); }
  66% { transform: translateY(-5px) rotate(-0.4deg); }
}
.floating { animation: float-organic 8s ease-in-out infinite; }

.reveal { opacity: 0; transform: translateY(30px); transition: opacity 1s var(--ease-out), transform 1s var(--ease-out); }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* ---------- Components ---------- */
/* Tag / metadata pill */
.tag {
  display: inline-flex; align-items: center;
  padding: 0.5rem 1rem;
  font-size: 0.7rem; font-weight: 600;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--accent);
}

/* Eyebrow + divider rule */
.rule { width: 5rem; height: 3px; border-radius: var(--r-full);
  background: linear-gradient(90deg, var(--accent), transparent); }

/* Icon badge */
.icon-badge {
  display: inline-flex; align-items: center; justify-content: center;
  width: 4rem; height: 4rem; border-radius: var(--r);
  background: var(--accent-soft);
  border: 1px solid var(--accent-border);
  box-shadow: 0 0 20px rgba(168,232,12,0.10);
  color: var(--accent);
}
.icon-badge .material-symbols-outlined { font-size: 1.9rem; }
.icon-badge--error { background: rgba(255,180,171,0.10); border-color: rgba(255,180,171,0.20); color: var(--error); box-shadow: 0 0 15px rgba(255,180,171,0.10); }
.icon-badge--sm { width: 3rem; height: 3rem; border-radius: var(--r-full); }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.6rem;
  padding: 0.95rem 2rem;
  font-size: 0.78rem; font-weight: 600;
  letter-spacing: 0.14em; text-transform: uppercase;
  border-radius: var(--r-full);
  cursor: pointer;
  white-space: nowrap;
  transition: transform .4s var(--ease-spring), box-shadow .4s var(--ease-spring), filter .4s var(--ease-spring), background .3s ease, border-color .3s ease;
}
.btn:hover { transform: scale(1.05); filter: brightness(1.08); box-shadow: 0 0 40px rgba(168,232,12,0.35); }
.btn .material-symbols-outlined { font-size: 1.1rem; }

.btn--primary {
  color: var(--on-surface);
  background: linear-gradient(90deg, rgba(168,232,12,0.20), rgba(168,232,12,0.10));
  border: 1px solid var(--accent-border);
  box-shadow: 0 0 30px rgba(168,232,12,0.20);
}
.btn--ghost {
  color: var(--accent);
  background: var(--accent-soft);
  border: 1px solid var(--accent-border);
}
.btn--ghost:hover { background: rgba(168,232,12,0.18); }
.btn--glass {
  color: var(--on-surface);
  background: var(--glass-pill-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.10);
}

/* Log in button — always visible, top-right portal access */
.btn--login {
  padding: 0.6rem 1.1rem;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  white-space: nowrap;
  color: var(--on-surface);
  background: transparent;
  border: 1px solid var(--hairline-top);
  gap: 0.45rem;
}
.btn--login .material-symbols-outlined { font-size: 1rem; }
.btn--login:hover { border-color: var(--accent-border); color: var(--accent); box-shadow: 0 0 24px rgba(168,232,12,0.18); }

/* Card */
.card { display: flex; flex-direction: column; height: 100%; padding: 2rem; }
.card h3 { margin-block: 1.25rem 1rem; }
.card .body-md { margin-top: auto; }

/* ---------- Wordmark (brand: lowercase + lime dot) ---------- */
.wordmark {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.35rem;
  letter-spacing: -0.04em;
  color: var(--on-surface);
  display: inline-flex;
  align-items: baseline;
}
.wordmark .dot {
  width: 0.42em; height: 0.42em; border-radius: 50%;
  background: var(--accent);
  margin-left: 0.12em;
  box-shadow: 0 0 14px var(--accent-glow);
  display: inline-block;
}
.wordmark--lg { font-size: 1.9rem; }

/* ---------- Navigation ---------- */
.site-nav {
  position: fixed; top: 1.5rem; left: 50%; transform: translateX(-50%);
  width: calc(100% - 32px);
  max-width: var(--container);
  z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 1.5rem;
  background: var(--glass-bg);
  backdrop-filter: blur(40px);
  -webkit-backdrop-filter: blur(40px);
  border: 1px solid var(--hairline);
  border-top-color: var(--hairline-top);
  border-radius: var(--r-full);
  transition: background .5s ease, border-color .5s ease, backdrop-filter .5s ease;
}
.site-nav.is-scrolled {
  background: rgba(10,10,10,0.72);
  border-color: var(--accent-border);
  backdrop-filter: blur(60px);
  -webkit-backdrop-filter: blur(60px);
}
.site-nav__links { display: none; align-items: center; gap: 2rem; }
.site-nav__links a {
  font-size: 0.95rem; color: var(--on-surface-variant);
  transition: color .3s ease; position: relative;
}
.site-nav__links a:hover { color: var(--on-surface); }
.site-nav__links a.is-active { color: var(--accent); font-weight: 600; border-bottom: 2px solid var(--accent-border); padding-bottom: 2px; }
.site-nav__cta { display: none; }
.site-nav__actions { display: flex; align-items: center; gap: 0.75rem; }

.nav-toggle {
  display: inline-flex; align-items: center; justify-content: center;
  width: 2.6rem; height: 2.6rem; border-radius: var(--r-full);
  background: transparent; border: 1px solid var(--hairline); color: var(--on-surface);
  cursor: pointer;
}
@media (min-width: 900px) {
  .site-nav { width: auto; min-width: 820px; padding: 0.9rem 2rem; }
  .site-nav__links { display: flex; }
  .site-nav__cta { display: inline-flex; }
  .nav-toggle { display: none; }
}

/* Mobile drawer */
.nav-drawer {
  position: fixed; inset: 0; z-index: 60;
  background: rgba(10,10,10,0.92);
  backdrop-filter: blur(30px); -webkit-backdrop-filter: blur(30px);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 2rem;
  opacity: 0; pointer-events: none; transition: opacity .35s ease;
}
.nav-drawer.is-open { opacity: 1; pointer-events: auto; }
.nav-drawer a { font-family: var(--font-display); font-size: 1.6rem; font-weight: 700; color: var(--on-surface); }
.nav-drawer a:hover { color: var(--accent); }
.nav-drawer__close { position: absolute; top: 1.75rem; right: 1.75rem; background: none; border: none; color: var(--on-surface); cursor: pointer; }
.nav-drawer__close .material-symbols-outlined { font-size: 2rem; }

/* ---------- Hero ---------- */
main { position: relative; z-index: 1; padding-top: 8rem; }
.hero { min-height: 88vh; display: flex; align-items: center; justify-content: center; padding-block: 4rem; }
.hero__panel { max-width: 64rem; overflow: hidden; }
.hero__panel::before {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(168,232,12,0.05), transparent);
  pointer-events: none;
}
.badges { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.75rem; margin-bottom: 2.5rem; }

/* ---------- Forms ---------- */
.field-line {
  background: transparent; border: none; border-bottom: 1px solid var(--accent-border);
  outline: none; padding: 0.25rem 0.5rem; color: var(--on-surface);
  transition: border-color .3s ease; min-width: 180px;
}
.field-line:focus { border-bottom-color: var(--accent); }
.field-line::placeholder { color: rgba(196,199,199,0.30); }
select.field-line { appearance: none; cursor: pointer; }
select.field-line option { background: var(--bg); color: var(--on-surface); }

.madlib {
  display: flex; flex-wrap: wrap; align-items: baseline; gap: 0.6rem 1rem;
  font-family: var(--font-display); font-weight: 600;
  font-size: clamp(1.2rem, 2.2vw, 1.7rem); line-height: 1.6; color: var(--on-surface);
}

.field-label { font-size: 0.75rem; font-weight: 600; letter-spacing: 0.16em; text-transform: uppercase; color: var(--on-surface-variant); }
.textarea {
  width: 100%; min-height: 150px; resize: vertical;
  background: var(--accent-soft); border: 1px solid var(--accent-border);
  border-radius: var(--r-md); padding: 1.5rem; color: var(--on-surface);
  outline: none; transition: border-color .3s ease;
}
.textarea:focus { border-color: var(--accent); }
.textarea::placeholder { color: rgba(196,199,199,0.30); }

/* ---------- Footer ---------- */
.site-footer { position: relative; z-index: 1; padding-block: 3rem; }
.site-footer__inner {
  display: flex; flex-direction: column; align-items: center; gap: 2rem;
  padding: 2rem; text-align: center;
}
.site-footer__links { display: flex; flex-wrap: wrap; justify-content: center; gap: 1.5rem; }
.site-footer__links a {
  font-size: 0.72rem; font-weight: 600; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--on-surface-variant); transition: color .3s ease;
}
.site-footer__links a:hover { color: var(--accent); }
@media (min-width: 768px) {
  .site-footer__inner { flex-direction: row; justify-content: space-between; text-align: left; border-radius: var(--r-full); }
}

/* ---------- Shader background ---------- */
.shader-bg { position: fixed; inset: 0; z-index: -10; pointer-events: none; overflow: hidden; }
.shader-bg canvas { width: 100%; height: 100%; display: block; }
/* Fallback gradient if WebGL unavailable */
.shader-fallback {
  position: fixed; inset: 0; z-index: -11; pointer-events: none;
  background:
    radial-gradient(60% 50% at 70% 20%, rgba(168,232,12,0.10), transparent 70%),
    radial-gradient(50% 50% at 20% 80%, rgba(168,232,12,0.06), transparent 70%),
    var(--bg);
}

/* ---------- Helpers ---------- */
.mt-auto { margin-top: auto; }
.gap-sm { gap: 0.75rem; }
.relative { position: relative; }
.z-up { position: relative; z-index: 2; }
.blur-orb {
  position: absolute; width: 400px; height: 400px; border-radius: 50%;
  background: var(--accent-glow); filter: blur(100px); pointer-events: none; z-index: 0;
}

/* ---------- Code rain (ambient matrix edges) ---------- */
.code-rain {
  position: fixed; top: 0; height: 100vh; width: 210px;
  z-index: -5; pointer-events: none; opacity: 0.6;
}
.code-rain--left {
  left: 0;
  -webkit-mask-image: linear-gradient(to right, #000, #000 12%, rgba(0,0,0,0.55) 40%, transparent 96%);
  mask-image: linear-gradient(to right, #000, #000 12%, rgba(0,0,0,0.55) 40%, transparent 96%);
}
.code-rain--right {
  right: 0;
  -webkit-mask-image: linear-gradient(to left, #000, #000 12%, rgba(0,0,0,0.55) 40%, transparent 96%);
  mask-image: linear-gradient(to left, #000, #000 12%, rgba(0,0,0,0.55) 40%, transparent 96%);
}
@media (max-width: 1100px) { .code-rain { display: none; } }