/* ============================================================
   LeHostWebs · Design System
   Aesthetic: terminal precision + Argentine warmth
   ============================================================ */

/* ---------- Fonts ---------- */
@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,400;0,9..144,500;0,9..144,600;1,9..144,400&family=Geist:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

/* ---------- Tokens ---------- */
:root {
  /* Color — forest green anchor, warm cream bg, amber accent */
  --ink:        #0E1A14;   /* near-black with a green bias */
  --ink-2:      #1F2D25;   /* secondary text */
  --ink-3:      #5A6B61;   /* tertiary, captions */
  --line:       #D9D2C3;   /* hairlines */
  --line-soft:  #E8E2D4;

  --paper:      #F5F0E3;   /* warm cream — NOT white */
  --paper-2:    #EDE7D6;
  --card:       #FBF8EE;

  --green:      #1B4332;   /* primary anchor */
  --green-2:    #2D5F4F;
  --green-hover:#143026;

  --amber:      #C46A1E;   /* CTA accent — warm, not candy orange */
  --amber-hover:#A55614;

  --danger:     #8A2A2A;
  --success:    #3B6B3A;

  /* Typography scale — fluid */
  --f-display:  'Fraunces', Georgia, serif;
  --f-body:     'Geist', ui-sans-serif, system-ui, sans-serif;
  --f-mono:     'JetBrains Mono', ui-monospace, Menlo, monospace;

  --fs-xs:   0.75rem;
  --fs-sm:   0.875rem;
  --fs-base: 1rem;
  --fs-lg:   1.125rem;
  --fs-xl:   clamp(1.25rem, 1.1rem + 0.5vw, 1.5rem);
  --fs-2xl:  clamp(1.5rem, 1.2rem + 1.2vw, 2rem);
  --fs-3xl:  clamp(2rem, 1.5rem + 2.2vw, 3rem);
  --fs-4xl:  clamp(2.5rem, 1.8rem + 3.5vw, 4.5rem);
  --fs-5xl:  clamp(3rem, 2rem + 5vw, 6rem);

  /* Spacing — 4px base, reasonable scale */
  --s-1: 0.25rem;
  --s-2: 0.5rem;
  --s-3: 0.75rem;
  --s-4: 1rem;
  --s-5: 1.5rem;
  --s-6: 2rem;
  --s-7: 3rem;
  --s-8: 4rem;
  --s-9: 6rem;
  --s-10:8rem;

  /* Layout */
  --container:   1240px;
  --container-s: 880px;
  --radius-sm: 4px;
  --radius:    8px;
  --radius-lg: 14px;

  /* Motion */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-in: cubic-bezier(0.55, 0, 0.67, 0.1);
  --dur-1: 160ms;
  --dur-2: 260ms;
  --dur-3: 420ms;
}

/* ---------- Reset (Andy Bell–adjacent, opinionated) ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  /* NOTE: user-scalable stays on — accessibility trumps the original prompt */
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  min-height: 100vh;
  font-family: var(--f-body);
  font-size: var(--fs-base);
  line-height: 1.55;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-feature-settings: 'ss01', 'cv11';
}

img, picture, svg, video {
  display: block;
  max-width: 100%;
  height: auto;
}

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

button {
  background: none;
  border: 0;
  padding: 0;
  cursor: pointer;
}

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

:where(h1, h2, h3, h4) {
  font-family: var(--f-display);
  font-weight: 500;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--ink);
  text-wrap: balance;
}

h1 { font-size: var(--fs-5xl); }
h2 { font-size: var(--fs-4xl); }
h3 { font-size: var(--fs-2xl); font-weight: 600; letter-spacing: -0.015em; }
h4 { font-size: var(--fs-xl);  font-weight: 600; }

p { text-wrap: pretty; max-width: 65ch; }

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

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

/* ---------- Layout primitives ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--s-5);
}
@media (min-width: 768px) { .container { padding-inline: var(--s-7); } }

.container-s {
  width: 100%;
  max-width: var(--container-s);
  margin-inline: auto;
  padding-inline: var(--s-5);
}

.section {
  padding-block: var(--s-9);
}
@media (min-width: 768px) { .section { padding-block: var(--s-10); } }

.stack > * + * { margin-top: var(--s-5); }
.stack-lg > * + * { margin-top: var(--s-7); }
.stack-sm > * + * { margin-top: var(--s-3); }

/* ---------- Utility typography ---------- */
.eyebrow {
  font-family: var(--f-mono);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--green);
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
}
.eyebrow::before {
  content: '';
  width: 14px;
  height: 1px;
  background: var(--green);
  display: inline-block;
}

.lede {
  font-size: var(--fs-lg);
  line-height: 1.55;
  color: var(--ink-2);
  max-width: 58ch;
}

.italic-serif {
  font-family: var(--f-display);
  font-style: italic;
  font-weight: 400;
}

.mono { font-family: var(--f-mono); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--s-2);
  padding: 0 var(--s-5);
  min-height: 52px;
  font-family: var(--f-body);
  font-size: var(--fs-sm);
  font-weight: 500;
  letter-spacing: 0.01em;
  border-radius: var(--radius);
  transition: transform var(--dur-1) var(--ease),
              background var(--dur-2) var(--ease),
              color var(--dur-2) var(--ease),
              box-shadow var(--dur-2) var(--ease);
  white-space: nowrap;
  touch-action: manipulation;
}

.btn-primary {
  background: var(--green);
  color: var(--paper);
  box-shadow: 0 1px 0 rgba(0,0,0,0.04);
}
.btn-primary:hover { background: var(--green-hover); transform: translateY(-1px); }
.btn-primary:active { transform: translateY(0); }

.btn-accent {
  background: var(--amber);
  color: var(--paper);
}
.btn-accent:hover { background: var(--amber-hover); transform: translateY(-1px); }

.btn-ghost {
  color: var(--ink);
  border: 1px solid var(--line);
  background: transparent;
}
.btn-ghost:hover { border-color: var(--ink); background: var(--card); }

.btn-link {
  color: var(--green);
  font-family: var(--f-mono);
  font-size: var(--fs-sm);
  padding: 0;
  min-height: auto;
  border-radius: 0;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
}
.btn-link::after {
  content: '→';
  transition: transform var(--dur-2) var(--ease);
}
.btn-link:hover::after { transform: translateX(4px); }

/* ---------- Tags / pills ---------- */
.tag {
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  padding: var(--s-1) var(--s-3);
  font-family: var(--f-mono);
  font-size: var(--fs-xs);
  font-weight: 500;
  color: var(--green);
  background: rgba(27, 67, 50, 0.08);
  border-radius: 999px;
  letter-spacing: 0.02em;
}

/* ---------- Cards ---------- */
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: var(--s-6);
  transition: border-color var(--dur-2) var(--ease),
              transform var(--dur-2) var(--ease);
}
.card:hover { border-color: var(--ink); transform: translateY(-2px); }

/* ---------- Hairline divider ---------- */
.rule {
  height: 1px;
  background: var(--line);
  border: 0;
  margin-block: var(--s-7);
}

/* ---------- Grid helpers ---------- */
.grid { display: grid; gap: var(--s-5); }
.grid-2 { grid-template-columns: 1fr; }
.grid-3 { grid-template-columns: 1fr; }
.grid-4 { grid-template-columns: 1fr 1fr; }
@media (min-width: 640px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 860px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); gap: var(--s-7); }
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
}

/* ---------- Form primitives ---------- */
.field {
  display: flex;
  flex-direction: column;
  gap: var(--s-2);
}
.field label {
  font-family: var(--f-mono);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-2);
}
.field input,
.field textarea,
.field select {
  width: 100%;
  padding: var(--s-3) var(--s-4);
  font-size: var(--fs-base);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color var(--dur-2) var(--ease), box-shadow var(--dur-2) var(--ease);
  min-height: 48px;
}
.field textarea { min-height: 140px; resize: vertical; }
.field input:focus,
.field textarea:focus,
.field select:focus {
  outline: none;
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(27, 67, 50, 0.15);
}

/* ---------- Accessibility helpers ---------- */
.visually-hidden {
  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: var(--s-4);
  background: var(--ink);
  color: var(--paper);
  padding: var(--s-3) var(--s-4);
  z-index: 1000;
  border-radius: var(--radius);
}
.skip-link:focus { top: var(--s-4); }

/* ---------- Reveal-on-scroll (progressive enhancement) ---------- */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 700ms var(--ease), transform 700ms var(--ease);
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; }
}