/* local LLM builds storefront */

:root {
  --ink: #14201c;
  --ink-soft: #3a4a44;
  --muted: #5c6e66;
  --paper: #f3f6f2;
  --paper-2: #e7eee8;
  --line: rgba(20, 32, 28, 0.12);
  --accent: #0b7a6a;
  --accent-deep: #065a4e;
  --accent-soft: rgba(11, 122, 106, 0.12);
  --warn: #b45309;
  --ok: #0f766e;
  --shadow: 0 1px 0 rgba(20, 32, 28, 0.04);
  --radius: 4px;
  --font-display: "Source Sans 3", "Segoe UI", sans-serif;
  --font-body: "Source Sans 3", "Segoe UI", sans-serif;
  --max: 1120px;
  --header-h: 64px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.55;
  color: var(--ink);
  background:
    radial-gradient(
      1200px 600px at 85% -10%,
      rgba(11, 122, 106, 0.14),
      transparent 55%
    ),
    radial-gradient(
      900px 500px at -5% 20%,
      rgba(180, 140, 60, 0.08),
      transparent 50%
    ),
    linear-gradient(180deg, #eef3ef 0%, var(--paper) 28%, #f7f9f6 100%);
  min-height: 100vh;
}

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

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
}

.noise {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 50;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  mix-blend-mode: multiply;
}

/* Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  height: var(--header-h);
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 0 clamp(1rem, 4vw, 2rem);
  background: rgba(243, 246, 242, 0.82);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: 0.04em;
  font-size: 1.2rem;
  color: var(--ink);
}

.logo-mark {
  width: 3.75rem;
  height: 3.75rem;
  flex-shrink: 0;
  display: block;
}

.logo-text {
  font-size: 1.2rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  color: var(--ink);
}

.footer-brand .logo-mark {
  width: 3.28125rem;
  height: 3.28125rem;
}

.nav {
  display: flex;
  gap: 1.25rem;
  margin-left: auto;
}

.nav a {
  text-decoration: none;
  color: var(--ink-soft);
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.2s var(--ease);
}

.nav a:hover {
  color: var(--accent-deep);
}

.header-cta {
  margin-left: 0.25rem;
}

.nav-toggle {
  display: none;
  width: 2.5rem;
  height: 2.5rem;
  border: 1px solid var(--line);
  background: transparent;
  padding: 0;
  cursor: pointer;
  margin-left: auto;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
}

.nav-toggle span {
  display: block;
  width: 1.1rem;
  height: 1.5px;
  background: var(--ink);
}

/* Buttons */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  min-height: 2.75rem;
  padding: 0.65rem 1.25rem;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.98rem;
  text-decoration: none;
  cursor: pointer;
  transition:
    background 0.2s var(--ease),
    color 0.2s var(--ease),
    border-color 0.2s var(--ease),
    transform 0.2s var(--ease);
}

.btn:active {
  transform: translateY(1px);
}

.btn-sm {
  min-height: 2.25rem;
  padding: 0.4rem 0.9rem;
  font-size: 0.9rem;
}

.btn-primary {
  background: var(--accent);
  color: #f4faf8;
  border-color: var(--accent);
}

.btn-primary:hover {
  background: var(--accent-deep);
  border-color: var(--accent-deep);
}

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

.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent-deep);
  background: var(--accent-soft);
}

.btn-block {
  width: 100%;
}

/* Hero */

.hero {
  position: relative;
  min-height: calc(100svh - var(--header-h));
  display: grid;
  align-items: end;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(20, 32, 28, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(20, 32, 28, 0.05) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(
    ellipse 80% 70% at 70% 40%,
    black 20%,
    transparent 75%
  );
}

.hero-glow {
  position: absolute;
  width: min(70vw, 720px);
  height: min(70vw, 720px);
  right: -8%;
  top: 5%;
  background: radial-gradient(
    circle,
    rgba(11, 122, 106, 0.22) 0%,
    transparent 68%
  );
  animation: drift 14s var(--ease) infinite alternate;
}

.hero-visual {
  position: absolute;
  inset: 8% 4% 12% auto;
  width: min(52vw, 640px);
  display: grid;
  place-items: center;
}

.circuit {
  width: 100%;
  height: auto;
  opacity: 0.55;
}

.circuit-path {
  stroke: var(--accent);
  stroke-width: 1.5;
  stroke-dasharray: 12 10;
  animation: dash 18s linear infinite;
}

.circuit-path.delay-1 {
  animation-delay: -4s;
  opacity: 0.7;
}

.circuit-path.delay-2 {
  animation-delay: -9s;
  opacity: 0.45;
}

.node {
  fill: var(--accent);
  animation: pulse 3.2s var(--ease) infinite;
}

.node.delay-1 {
  animation-delay: 0.8s;
}

.node.delay-2 {
  animation-delay: 1.6s;
}

.hero-panel {
  position: absolute;
  right: 6%;
  bottom: 8%;
  width: min(100%, 280px);
  padding: 1rem 1.1rem;
  background: rgba(243, 246, 242, 0.88);
  border: 1px solid var(--line);
  backdrop-filter: blur(8px);
  font-size: 0.82rem;
  animation: rise-in 1s var(--ease) both;
  animation-delay: 0.35s;
}

.panel-row {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.35rem 0;
  border-bottom: 1px solid var(--line);
}

.panel-row:last-child {
  border-bottom: 0;
}

.panel-row span {
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 0.7rem;
}

.panel-row strong {
  font-weight: 600;
  font-family: ui-monospace, "Cascadia Code", Consolas, monospace;
  font-size: 0.78rem;
}

.panel-row.live strong {
  color: var(--ok);
}

.hero-content {
  position: relative;
  z-index: 1;
  width: min(100% - 2rem, var(--max));
  margin: 0 auto;
  padding: clamp(3rem, 12vh, 6.5rem) 0 clamp(3.5rem, 10vh, 5.5rem);
  max-width: 34rem;
  margin-left: clamp(1rem, 8vw, calc((100% - var(--max)) / 2 + 1rem));
  animation: rise-in 0.9s var(--ease) both;
}

.brand-lockup {
  margin: 0 0 0.85rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.8rem, 9vw, 5.2rem);
  line-height: 0.92;
  letter-spacing: -0.03em;
  color: var(--ink);
}

.hero h1 {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.55rem, 3.4vw, 2.15rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  max-width: 16ch;
}

.hero-lead {
  margin: 0 0 1.75rem;
  color: var(--ink-soft);
  font-size: 1.08rem;
  max-width: 34ch;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* Sections */

.section {
  width: min(100% - 2rem, var(--max));
  margin: 0 auto;
  padding: clamp(3.5rem, 8vh, 5.5rem) 0;
}

.section-head {
  max-width: 36rem;
  margin-bottom: 2.25rem;
}

.section-head h2 {
  margin: 0 0 0.65rem;
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3.5vw, 2.35rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

.section-head p {
  margin: 0;
  color: var(--muted);
}

/* Filters + builds */

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.75rem;
}

.filter {
  min-height: 2.35rem;
  padding: 0.4rem 0.9rem;
  border: 1px solid var(--line);
  background: transparent;
  border-radius: var(--radius);
  cursor: pointer;
  color: var(--ink-soft);
  font-weight: 500;
  transition:
    background 0.2s,
    border-color 0.2s,
    color 0.2s;
}

.filter:hover {
  border-color: var(--accent);
  color: var(--accent-deep);
}

.filter.is-active {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--paper);
}

.build-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
  gap: 1rem;
}

.build-card {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  padding: 1.25rem 1.2rem 1.2rem;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.45);
  border-radius: var(--radius);
  transition:
    border-color 0.2s var(--ease),
    background 0.2s var(--ease),
    opacity 0.25s;
}

.build-card:hover {
  border-color: rgba(11, 122, 106, 0.45);
  background: rgba(255, 255, 255, 0.75);
}

.build-card.is-hidden {
  display: none;
}

.build-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0.75rem;
}

.build-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -0.015em;
}

.build-tag {
  flex-shrink: 0;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent-deep);
  background: var(--accent-soft);
  padding: 0.28rem 0.45rem;
  border-radius: 2px;
}

.build-tag-pc {
  color: #f4faf8;
  background: var(--ink);
}

.build-card[data-kind="pc"] {
  border-color: rgba(20, 32, 28, 0.22);
  background: rgba(255, 255, 255, 0.62);
}

.build-card p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.98rem;
  flex: 1;
}

.build-meta {
  display: grid;
  gap: 0.35rem;
  margin: 0;
  padding: 0.75rem 0 0;
  border-top: 1px solid var(--line);
  font-size: 0.88rem;
}

.build-meta div {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
}

.build-meta dt {
  color: var(--muted);
}

.build-meta dd {
  margin: 0;
  font-weight: 600;
  text-align: right;
}

.build-card .btn {
  margin-top: 0.25rem;
}

/* Why */

.why-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem 2rem;
}

.why-item {
  padding-top: 1rem;
  border-top: 2px solid var(--ink);
}

.why-item h3 {
  margin: 0 0 0.5rem;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
}

.why-item p {
  margin: 0;
  color: var(--ink-soft);
}

/* How */

.steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.steps li {
  display: grid;
  grid-template-columns: 4.5rem 1fr;
  gap: 1.25rem;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--line);
  align-items: start;
}

.step-num {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--accent);
  line-height: 1;
}

.steps h3 {
  margin: 0 0 0.35rem;
  font-family: var(--font-display);
  font-size: 1.25rem;
}

.steps p {
  margin: 0;
  color: var(--ink-soft);
  max-width: 42rem;
}

/* Pricing */

.price-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  align-items: stretch;
}

.price-grid-two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  max-width: 820px;
  margin-inline: auto;
}

.price-tier {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 1.5rem 1.35rem;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.4);
  border-radius: var(--radius);
}

.price-tier.is-featured {
  background: #153029;
  color: #e8f2ee;
  border-color: #153029;
}

.price-tier.is-featured .price-note,
.price-tier.is-featured ul {
  color: rgba(232, 242, 238, 0.78);
}

.price-tier.is-featured .btn-primary {
  background: #dff5ef;
  color: #0b3d36;
  border-color: #dff5ef;
}

.price-tier.is-featured .btn-primary:hover {
  background: #fff;
  border-color: #fff;
}

.price-tier h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
}

.price {
  margin: 0;
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1;
}

.price span {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-right: 0.25rem;
  vertical-align: super;
  opacity: 0.7;
}

.price-note {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.price-tier ul {
  margin: 0.5rem 0 1rem;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.45rem;
  color: var(--ink-soft);
  flex: 1;
}

.price-tier li {
  padding-left: 1rem;
  position: relative;
}

.price-tier li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 0.4rem;
  height: 0.4rem;
  background: var(--accent);
}

.price-tier.is-featured li::before {
  background: #7dcfb6;
}

.price-tier .btn {
  margin-top: auto;
}

/* Stack */

.stack {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  width: 100%;
  max-width: none;
  padding-left: max(1rem, calc((100% - var(--max)) / 2));
  padding-right: max(1rem, calc((100% - var(--max)) / 2));
  background: rgba(20, 32, 28, 0.03);
}

.stack-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem 2rem;
  margin: 0;
}

.stack-grid dt {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  margin-bottom: 0.35rem;
}

.stack-grid dd {
  margin: 0;
  color: var(--ink-soft);
}

/* FAQ */

.faq-list {
  display: grid;
  gap: 0.5rem;
  max-width: 44rem;
}

.faq-list details {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.35);
  border-radius: var(--radius);
  padding: 0.15rem 1rem;
}

.faq-list summary {
  cursor: pointer;
  font-weight: 600;
  padding: 0.9rem 0;
  list-style: none;
  font-family: var(--font-display);
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::after {
  content: "+";
  float: right;
  color: var(--accent);
  font-weight: 700;
}

.faq-list details[open] summary::after {
  content: "–";
}

.faq-list p {
  margin: 0 0 1rem;
  color: var(--ink-soft);
}

/* Order */

.order {
  width: min(100% - 2rem, var(--max));
}

.order-layout {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 2.5rem;
  align-items: start;
  padding: 2rem;
  border: 1px solid var(--line);
  background:
    linear-gradient(135deg, rgba(11, 122, 106, 0.08), transparent 40%),
    rgba(255, 255, 255, 0.5);
  border-radius: var(--radius);
}

.order-copy h2 {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3vw, 2.2rem);
  letter-spacing: -0.02em;
}

.order-copy > p {
  margin: 0 0 1.25rem;
  color: var(--ink-soft);
}

.order-points {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.55rem;
  color: var(--ink-soft);
}

.order-points li {
  padding-left: 1rem;
  position: relative;
}

.order-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 0.4rem;
  height: 0.4rem;
  background: var(--accent);
}

.order-form {
  display: grid;
  gap: 0.9rem;
}

.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.9rem;
}

.field {
  display: grid;
  gap: 0.35rem;
}

.field label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--ink-soft);
}

.field input,
.field select,
.field textarea {
  width: 100%;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.85);
  border-radius: var(--radius);
  padding: 0.7rem 0.8rem;
  outline: none;
  transition:
    border-color 0.2s,
    box-shadow 0.2s;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.field textarea {
  resize: vertical;
  min-height: 6rem;
}

.form-status {
  margin: 0;
  min-height: 1.4em;
  font-size: 0.95rem;
  color: var(--ok);
}

.form-status.is-error {
  color: var(--warn);
}

/* Footer */

.site-footer {
  width: min(100% - 2rem, var(--max));
  margin: 0 auto;
  padding: 2.5rem 0 3rem;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 0.5rem;
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: 0.04em;
}

.site-footer p {
  margin: 0;
  color: var(--muted);
  max-width: 36rem;
}

.footer-meta {
  font-size: 0.9rem;
  margin-top: 0.5rem !important;
}

/* Motion */

@keyframes rise-in {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes dash {
  to {
    stroke-dashoffset: -220;
  }
}

@keyframes pulse {
  0%,
  100% {
    opacity: 0.45;
    transform: scale(1);
  }
  50% {
    opacity: 1;
    transform: scale(1.35);
  }
}

@keyframes drift {
  from {
    transform: translate(0, 0);
  }
  to {
    transform: translate(-4%, 6%);
  }
}

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

  .hero-content,
  .hero-panel,
  .circuit-path,
  .node,
  .hero-glow {
    animation: none !important;
  }
}

/* Responsive */

@media (max-width: 960px) {
  .hero-visual {
    width: min(58vw, 420px);
    opacity: 0.85;
  }

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

  .order-layout {
    grid-template-columns: 1fr;
    gap: 1.75rem;
  }
}

@media (max-width: 780px) {
  .nav,
  .header-cta {
    display: none;
  }

  .site-header.is-open .nav {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    padding: 1rem 1.25rem 1.25rem;
    background: rgba(243, 246, 242, 0.96);
    border-bottom: 1px solid var(--line);
    gap: 0.85rem;
  }

  .site-header.is-open .header-cta {
    display: inline-flex;
    position: absolute;
    top: calc(var(--header-h) + 11.5rem);
    left: 1.25rem;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .hero {
    min-height: auto;
  }

  .hero-content {
    margin-left: 1rem;
    margin-right: 1rem;
    max-width: none;
    padding-top: 2.75rem;
    padding-bottom: 12rem;
  }

  .hero-visual {
    inset: auto 0 0 0;
    width: 100%;
    height: 220px;
    opacity: 0.7;
  }

  .hero-panel {
    right: 1rem;
    bottom: 1rem;
    width: min(100% - 2rem, 260px);
  }

  .why-list,
  .stack-grid,
  .field-row {
    grid-template-columns: 1fr;
  }

  .steps li {
    grid-template-columns: 3rem 1fr;
    gap: 0.85rem;
  }

  .brand-lockup {
    font-size: clamp(2.6rem, 14vw, 4rem);
  }
}