/* ==========================================================================
   Soft Science Studio — brand tokens
   Source of truth: SOFT_SCIENCE_BRAND_GUIDELINES.md
   Confirmed palette + Inter. Do not introduce new colors/fonts here without
   reopening that decision with Ismael.
   ========================================================================== */
:root {
  --cobalt: #3154C8;
  --cyan: #39C6E8;
  --pink: #F2A0C2;
  --green: #63C98B;
  --cream: #FAF8F2;
  --ink: #18202A;

  --rule: rgba(24, 32, 42, 0.12);
  --rule-on-cobalt: rgba(250, 248, 242, 0.28);

  --font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;

  --max-width: 1040px;
  --gutter: 24px;
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  font-family: var(--font);
  font-weight: 400;
  line-height: 1.6;
  font-size: 18px;
}

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

a {
  color: inherit;
}

.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* ---- Utility: playful interruptions ---- */
.underline-cyan {
  text-decoration: none;
  background-image: linear-gradient(var(--cyan), var(--cyan));
  background-repeat: no-repeat;
  background-size: 100% 3px;
  background-position: 0 100%;
  padding-bottom: 2px;
}

.label-mono {
  font-family: var(--font);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.75rem;
}

.dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: 8px;
  vertical-align: middle;
}
.dot-pink { background: var(--pink); }
.dot-green { background: var(--green); }
.dot-cyan { background: var(--cyan); }

.heart-crop {
  display: block;
}

/* ---- Header ---- */
.site-header {
  background: var(--cream);
  border-bottom: 2px solid var(--ink);
  padding: 20px 0;
}

.site-header .wrap {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.wordmark {
  text-decoration: none;
  color: var(--ink);
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.wordmark .wm-main {
  font-weight: 800;
  font-size: 1.4rem;
  letter-spacing: -0.01em;
}

.wordmark .wm-sub {
  font-weight: 500;
  font-size: 0.62rem;
  letter-spacing: 0.28em;
  color: var(--cobalt);
  margin-top: 4px;
}

.site-nav {
  display: flex;
  gap: 22px;
  flex-wrap: wrap;
}

.site-nav a {
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--ink);
}

.site-nav a[aria-current="page"] {
  color: var(--cobalt);
}

.site-nav a:hover {
  color: var(--cobalt);
}

/* ---- Section rhythm: alternating cobalt / cream ---- */
.section {
  padding: 72px 0;
}

.section + .section {
  border-top: 2px solid var(--ink);
}

.section-cobalt {
  background: var(--cobalt);
  color: var(--cream);
}

.section-cobalt + .section-cobalt,
.section:not(.section-cobalt) + .section:not(.section-cobalt) {
  border-top: 1px solid var(--rule);
}

.section-cobalt a {
  color: var(--cream);
}

.eyebrow {
  font-family: var(--font);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.78rem;
  margin: 0 0 18px;
  color: var(--cobalt);
}

.section-cobalt .eyebrow {
  color: var(--cyan);
}

h1, h2, h3 {
  font-family: var(--font);
  font-weight: 800;
  line-height: 1.08;
  margin: 0 0 20px;
  letter-spacing: -0.01em;
}

h1 {
  font-size: clamp(2.4rem, 6vw, 4.2rem);
}

h2 {
  font-size: clamp(1.7rem, 4vw, 2.6rem);
}

h3 {
  font-size: 1.25rem;
  font-weight: 700;
}

.lede {
  font-size: 1.2rem;
  max-width: 640px;
  margin: 0 0 28px;
}

.section-cobalt .lede {
  color: rgba(250, 248, 242, 0.88);
}

p {
  margin: 0 0 20px;
}

.meta-row {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
  font-size: 0.95rem;
  margin-top: 8px;
}

.meta-row strong {
  display: block;
  font-weight: 700;
  margin-bottom: 2px;
}

/* ---- Flat editorial blocks (no boxed cards) ---- */
.block-list {
  display: grid;
  gap: 0;
}

.block {
  padding: 28px 0;
  border-top: 1px solid var(--rule);
}

.section-cobalt .block {
  border-top: 1px solid var(--rule-on-cobalt);
}

.block:first-child {
  border-top: none;
}

.block h3 {
  margin-bottom: 10px;
}

.block .label-mono {
  color: var(--cobalt);
  display: block;
  margin-bottom: 10px;
}

.section-cobalt .block .label-mono {
  color: var(--cyan);
}

/* ---- Stat row ---- */
.stat-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 32px;
  margin: 40px 0 8px;
}

.stat {
  border-top: 3px solid var(--cyan);
  padding-top: 14px;
}

.stat-number {
  font-weight: 800;
  font-size: 2.1rem;
  line-height: 1.1;
}

.stat-label {
  font-size: 0.85rem;
  margin-top: 6px;
  opacity: 0.85;
}

/* ---- Pull quote ---- */
blockquote.pull {
  margin: 0;
  padding: 4px 0 4px 24px;
  border-left: 4px solid var(--cyan);
  font-size: 1.15rem;
  font-weight: 500;
}

blockquote.pull p {
  margin: 0;
}

blockquote.pull cite {
  display: block;
  margin-top: 12px;
  font-style: normal;
  font-size: 0.85rem;
  opacity: 0.7;
}

/* ---- Lists ---- */
ol.process-list,
ul.plain-list {
  padding-left: 1.2em;
}

ol.process-list li,
ul.plain-list li {
  margin-bottom: 14px;
}

/* ---- CTA / links ---- */
.btn {
  display: inline-block;
  background: var(--ink);
  color: var(--cream);
  text-decoration: none;
  font-weight: 600;
  padding: 14px 28px;
  border-radius: 999px;
}

.section-cobalt .btn {
  background: var(--cream);
  color: var(--cobalt);
}

.btn:hover {
  opacity: 0.88;
}

/* ---- Draft banner (internal use, not for public pages) ---- */
.draft-banner {
  background: var(--pink);
  color: var(--ink);
  text-align: center;
  padding: 12px var(--gutter);
  font-weight: 600;
  font-size: 0.9rem;
}

/* ---- Footer ---- */
.site-footer {
  padding: 40px 0;
  border-top: 2px solid var(--ink);
  font-size: 0.85rem;
}

.site-footer .wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

@media (max-width: 640px) {
  .section {
    padding: 52px 0;
  }
}