/*!
 * Collect! Design System — Base & Typography
 * Version: 1.0.0
 */

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--fs-16);
  line-height: var(--leading-normal);
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

/* ---------- Headings ---------- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-heading);
  font-weight: var(--weight-bold);
  line-height: var(--leading-tight);
  margin: 0 0 var(--space-4);
  letter-spacing: -0.01em;
}
h1 { font-size: var(--fs-48); letter-spacing: -0.02em; }
h2 { font-size: var(--fs-36); }
h3 { font-size: var(--fs-24); font-weight: var(--weight-semibold); }
h4 { font-size: var(--fs-20); font-weight: var(--weight-semibold); }
h5 { font-size: var(--fs-18); font-weight: var(--weight-semibold); }
h6 {
  font-size: var(--fs-14);
  font-weight: var(--weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary);
}

.display {
  font-family: var(--font-heading);
  font-size: var(--fs-60);
  line-height: 1.05;
  letter-spacing: -0.025em;
  color: var(--color-heading);
  font-weight: var(--weight-bold);
}

.eyebrow {
  font-family: var(--font-heading);
  font-size: var(--fs-12);
  font-weight: var(--weight-semibold);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-primary);
}

.lead {
  font-size: var(--fs-20);
  line-height: var(--leading-snug);
  color: var(--color-neutral);
  max-width: var(--content-max);
}

/* ---------- Paragraphs, inline text ---------- */
p {
  margin: 0 0 var(--space-4);
  max-width: var(--content-max);
}
p + p { margin-top: var(--space-2); }

small, .text-sm { font-size: var(--fs-14); }
.text-xs { font-size: var(--fs-12); }
.text-muted { color: var(--color-muted); }

strong, b { font-weight: var(--weight-semibold); color: var(--color-heading); }
em, i { font-style: italic; }
u { text-decoration-color: var(--color-primary); text-underline-offset: 3px; }
s, del { color: var(--color-muted); }
ins { background: var(--color-money-50); text-decoration: none; padding: 0 2px; border-radius: 2px; }
mark {
  background: linear-gradient(180deg, transparent 55%, rgba(248, 153, 57, 0.45) 55%);
  color: inherit;
  padding: 0 .15em;
}
abbr[title] {
  text-decoration: underline dotted;
  text-decoration-color: var(--color-primary);
  cursor: help;
}
kbd {
  font-family: var(--font-mono);
  font-size: 0.85em;
  padding: 2px 6px;
  border: 1px solid var(--color-border-strong);
  border-bottom-width: 2px;
  border-radius: var(--radius-sm);
  background: var(--color-bg-alt);
  color: var(--color-heading);
}
sub, sup { font-size: 0.75em; line-height: 0; }

a {
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--duration-1) var(--ease-standard),
              border-color var(--duration-1) var(--ease-standard);
}
a:hover { color: var(--color-teal-700); border-bottom-color: currentColor; }
a:focus-visible {
  outline: none;
  box-shadow: var(--shadow-ring);
  border-radius: var(--radius-xs);
}

/* ---------- Lists ---------- */
ul, ol { margin: 0 0 var(--space-4); padding-left: 1.25rem; }
li + li { margin-top: var(--space-1); }
ul.list-checked { list-style: none; padding-left: 0; }
ul.list-checked > li {
  position: relative;
  padding-left: 1.75rem;
}
ul.list-checked > li::before {
  content: "";
  position: absolute; left: 0; top: 0.45em;
  width: 1.1rem; height: 1.1rem;
  border-radius: 50%;
  background: var(--color-teal-50)
    url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'><path fill='none' stroke='%232BA3BB' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round' d='M3.5 8.5l3 3 6-6.5'/></svg>")
    center/0.85rem no-repeat;
}
dl { margin: 0 0 var(--space-4); }
dt { font-weight: var(--weight-semibold); color: var(--color-heading); }
dd { margin: 0 0 var(--space-2) 0; padding-left: var(--space-4); }

/* ---------- Blockquote ---------- */
blockquote {
  margin: var(--space-6) 0;
  padding: var(--space-5) var(--space-6);
  background: var(--color-bg-alt);
  border-left: 4px solid var(--color-primary);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-size: var(--fs-18);
  line-height: var(--leading-snug);
  color: var(--color-heading);
  position: relative;
}
blockquote::before {
  content: "“";
  font-family: var(--font-heading);
  font-size: 3.5rem;
  line-height: 1;
  color: var(--color-primary);
  opacity: 0.35;
  position: absolute;
  top: -0.25rem; left: var(--space-4);
}
blockquote p { margin: 0; max-width: none; font-style: italic; }
blockquote cite, blockquote footer {
  display: block;
  margin-top: var(--space-3);
  font-style: normal;
  font-size: var(--fs-14);
  font-family: var(--font-body);
  font-weight: var(--weight-semibold);
  color: var(--color-neutral);
  letter-spacing: 0.04em;
}
blockquote cite::before, blockquote footer::before { content: "— "; color: var(--color-primary); }

/* ---------- Horizontal rule ---------- */
hr {
  border: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-border-strong), transparent);
  margin: var(--space-8) 0;
}

/* ---------- Code ---------- */
code, pre, samp {
  font-family: var(--font-mono);
  font-size: 0.9em;
}
:not(pre) > code {
  background: var(--color-blue-50);
  color: var(--color-secondary);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
}
pre {
  background: var(--color-bg-dark);
  color: #DDE3F0;
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius-md);
  overflow-x: auto;
  line-height: 1.55;
  margin: 0 0 var(--space-4);
  box-shadow: var(--shadow-sm);
}
pre code { background: none; color: inherit; padding: 0; border: 0; }

/* ---------- Selection ---------- */
::selection {
  background: rgba(43, 163, 187, 0.25);
  color: var(--color-heading);
}

/* ---------- Focus ---------- */
:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}