/* Portfolio — page layout and components for index.html.
   Everything here is built on the tokens in style.css (var(--color-*), var(--font-*), …).
   Sections: base → agent-readable helpers → header → intro → project sections → Konica Minolta
   story → odds & ends → contact/resume → responsive. */

/* ── Base ─────────────────────────────────────────────────────────────────── */
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--color-bg); }
a { color: var(--color-accent); }
a:hover { color: var(--color-accent-700); }

@keyframes story-in {
  from { opacity: 0; transform: translateY(-8px); }
  to   { opacity: 1; transform: none; }
}

.page {
  min-height: 100vh;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
}

.container {
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 60px;
}

/* Muted body copy — the text color at reduced strength */
.text-86 { color: color-mix(in srgb, var(--color-text) 86%, transparent); }
.text-88 { color: color-mix(in srgb, var(--color-text) 88%, transparent); }

/* Inline emphasis at the start of a paragraph ("Discovery:", "Push, don't pull:") */
.lead-in {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 17px;
}

/* ── Agent-readable helpers ───────────────────────────────────────────────── */
/* Text that is invisible on screen but stays in the page text, so AI agents,
   search engines and screen readers get the context a sighted visitor infers
   from layout (which region of the Venn a word sits in, what "A1" means…).
   Never use display:none / [hidden] for this — that drops it from extraction. */
.sr-only {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
  text-transform: none; /* don't inherit a kicker's uppercase — IDs like "block_in_box" must stay exact */
}

/* Real headings (h2–h4) and figcaptions that wear a label style (.kicker,
   .figure-label). Cancels the h1–h6 / figcaption defaults from style.css so the
   label class alone decides the look. Declared before every label class so their
   own margins still win. */
.heading-reset {
  margin: 0;
  font-size: inherit;
  line-height: inherit;
  letter-spacing: inherit;
}

/* Lists used for structure only (map rows, subagent grid) */
.map__rows,
.subagents__grid {
  list-style: none;
  padding: 0;
  margin: 0;
}

/* ── Site header ──────────────────────────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-divider);
}
.site-header__inner {
  position: relative;
  display: flex;
  align-items: center;
  gap: 32px;
  height: 66px;
}
.site-header__brand {
  margin: 0;
  margin-right: auto;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 19px;
  letter-spacing: -0.01em;
  color: var(--color-text);
}
.site-header__updated {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-body);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--color-neutral-700);
  white-space: nowrap;
  margin: 0;
}
.site-header__nav {
  display: flex;
  align-items: center;
  gap: 28px;
}
.site-header__nav a {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.02em;
  color: var(--color-text);
  text-decoration: none;
}
.site-header__nav a:hover { color: var(--color-accent-700); }

/* ── Intro ────────────────────────────────────────────────────────────────── */
.intro {
  display: grid;
  grid-template-columns: 296px minmax(0, 1fr);
  gap: 44px;
  align-items: start;
  padding: 22px 0 26px;
}
.intro__text { padding-top: 6px; }
.intro__text h1 {
  font-size: 42px;
  margin: 0 0 16px;
  letter-spacing: -0.02em;
}
.intro__lead {
  font-size: 19px;
  line-height: 1.55;
  margin: 0;
  text-wrap: pretty;
}

/* ── Media frames ─────────────────────────────────────────────────────────── */
/* A blueprint-bordered box that an <img> or <video> fills edge to edge.
   Pair with an aspect modifier so the box holds its shape before media loads. */
.media-frame {
  position: relative;
  isolation: isolate;
  background: var(--color-neutral-300);
  overflow: hidden;
}
.media-frame > img,
.media-frame > video,
.media-frame > iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.media-frame--portrait { aspect-ratio: 863 / 956; }
.media-frame--arm      { aspect-ratio: 560 / 518; }
.media-frame--cad      { aspect-ratio: 515 / 288; }
.media-frame--4x3      { aspect-ratio: 4 / 3; }
.media-frame--square   { aspect-ratio: 1 / 1; }
.media-frame--letter   { aspect-ratio: 8.5 / 11; }
.media-frame > iframe  { border: 0; }

/* Accent wash over a photograph (the system's duotone treatment).
   Remove the class to show the image in its natural color. */
.media-frame--duotone::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  background: var(--color-accent);
  mix-blend-mode: color;
  pointer-events: none;
}

.media-caption {
  margin-top: 12px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--color-text) 50%, transparent);
}
.media-caption--lg { font-size: 15px; }

/* ── Project sections ─────────────────────────────────────────────────────── */
.project { padding: 28px 0 30px; }

.project__header {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-bottom: 18px;
}
.project__header--spaced { margin-bottom: 28px; }

.project__number {
  width: 40px;
  height: 40px;
  flex: none;
  display: grid;
  place-items: center;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 20px;
  color: var(--color-accent-700);
}

.project__title {
  font-size: 34px;
  margin: 0;
  letter-spacing: -0.015em;
}

/* Media on the left, short blurb on the right */
.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 36px;
  align-items: start;
}
.project__blurb {
  font-size: 16px;
  line-height: 1.62;
  margin: 0;
  max-width: 26ch;
  text-wrap: pretty;
}
.project__blurb--wide { max-width: none; }
.project__blurb--wide p:last-child { margin-bottom: 0; }
.project__blurb h3 { margin-bottom: calc(var(--space-2) + 10px); }

/* Inline text styled like a subheading (h3), without breaking out of the paragraph flow */
.inline-subheading {
  font-family: var(--font-heading);
  font-weight: var(--font-heading-weight);
  font-size: 25px;
  letter-spacing: -0.015em;
}

/* Left-column media stack: figure + per-policy link buttons */
.split__media {
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.policy-links__title { margin-bottom: 10px; }
.policy-links__row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.policy-links__row .btn { font-size: 20px; }

/* Extra breathing room below the SO-101 policy buttons before the section divider */
.hr--policy-gap { margin-top: calc(var(--space-4) + 20px); }

/* Two- and three-up image grids */
.pair {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 24px;
}
.triple {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

/* ── Collapsible design story ─────────────────────────────────────────────── */
/* Collapsed stories are clipped to zero height rather than display:none, so the
   text is still in the page for agents, search engines and screen readers.
   Only applies with JS (html.js, set in <head>); without JS the story is open. */
.story { margin-top: 24px; }
.js .project:not(.is-open) .story {
  position: relative; /* contain the absolutely positioned .sr-only spans so overflow clips them */
  height: 0;
  margin-top: 0;
  overflow: hidden;
  clip-path: inset(50%);
}
.js .project.is-open .story { animation: story-in 220ms ease-out both; }

/* The in-progress stories open under a rule */
.story--wip {
  margin-top: 20px;
  border-top: 1px solid var(--color-divider);
  padding-top: 20px;
}
.story__kicker {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent-700);
  margin-bottom: 20px;
}

/* Toggle row: rule — button + label — rule. Needs JS, so hidden without it. */
html:not(.js) .story-toggle { display: none; }
.story-toggle {
  display: flex;
  align-items: center;
  margin-top: 18px;
}
.story-toggle__rule {
  flex: 1;
  height: 1px;
  background: var(--color-divider);
}
.story-toggle__control {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 9px;
  margin: 0 24px;
}
.story-toggle__btn {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  padding: 0;
  font: inherit;
  background: transparent;
  color: var(--color-accent-700);
  cursor: pointer;
}
.story-toggle__btn:hover {
  background: color-mix(in srgb, var(--color-accent) 12%, transparent);
  border-color: var(--color-accent);
}
.story-toggle__label {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-neutral-700);
}
.story-toggle__label--lg { font-size: 15px; }

/* Open/closed state is a class on the <section>; the button carries both
   icons and both labels, and CSS shows the pair that matches. */
.project.is-open .story-toggle__icon--closed,
.project.is-open .story-toggle__label--closed,
.project:not(.is-open) .story-toggle__icon--open,
.project:not(.is-open) .story-toggle__label--open { display: none; }

/* ── Konica Minolta ───────────────────────────────────────────────────────── */
.km {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 48px;
  align-items: center;
}
.km__process {
  width: 75%;
  margin: 0 auto;
}

.process-list {
  list-style: none;
  padding: 0;
  margin: 0 0 26px;
  display: flex;
  flex-direction: column;
  gap: 0;
  border-top: 1px solid var(--color-divider);
}
.process-list__item {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--color-divider);
}
.process-list__num {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.08em;
  color: var(--color-accent-700);
  padding-top: 3px;
}
.process-list__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.5;
  text-wrap: pretty;
}
.process-list__text .lead-in {
  font-size: 16px;
  letter-spacing: 0.01em;
}

/* Section labels: uppercase condensed, accent or muted */
.kicker {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 20px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent-700);
}
.kicker--muted { color: var(--color-neutral-700); }
.kicker--block { margin-bottom: 12px; }

.body-copy {
  margin: 0;
  font-size: 16px;
  line-height: 1.62;
  text-wrap: pretty;
}

/* Figure 2.1 — Venn diagram */
.km__figure {
  margin: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.figure-label {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 14px;
  align-self: stretch;
}
.figure-label__num,
.figure-label__title {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.figure-label__num   { color: var(--color-accent-700); white-space: nowrap; }
.figure-label__title { color: var(--color-neutral-700); }

.venn {
  position: relative;
  width: 100%;
  background: transparent;
}
.venn svg {
  display: block;
  width: 100%;
  height: auto;
  overflow: visible;
}
.venn__circle--1 { fill: color-mix(in srgb, var(--color-accent) 15%, transparent); stroke: var(--color-accent-700); }
.venn__circle--2 { fill: oklch(0.72 0.12 25 / 0.22); stroke: oklch(0.60 0.13 25); }
.venn__circle--3 { fill: color-mix(in srgb, var(--color-neutral-600) 16%, transparent); stroke: var(--color-neutral-600); }
.venn__bu {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 19px;
  letter-spacing: 3.04px;
}
.venn__bu--1 { fill: var(--color-accent-800); }
.venn__bu--2 { fill: oklch(0.48 0.14 25); }
.venn__bu--3 { fill: var(--color-neutral-800); }
.venn__items {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 18px;
  fill: color-mix(in srgb, var(--color-text) 78%, transparent);
}
.venn__core {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 19px;
  fill: var(--color-accent-900);
}

/* Story rows: label in the left gutter, content in the 75% center column */
.story-row {
  display: grid;
  grid-template-columns: 1fr 75% 1fr;
  column-gap: 0;
  row-gap: 20px;
  padding: 9px 0;
}
.story-row--sec {
  border-top: 1px solid var(--color-divider);
  padding-top: 22px;
  margin-top: 16px;
}
.story-row:not(.story-row--sec) > * { grid-column: 2; }
.story-row:not(.story-row--sec) > .story-row__label { text-align: left; }
.story-row__label { padding-top: 2px; }
.story-row__body {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.story-row__body--tight { gap: 6px; }

/* Figure 2.2 — job → Agentforce solution map */
.map {
  position: relative;
  width: 100%;
  background: transparent;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 22px;
}
.map__rows {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.map-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 34px minmax(0, 1fr);
  align-items: stretch;
}
.map-row--head { align-items: end; }
.map__head-label {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--color-text) 55%, transparent);
}
.map__head-label--accent { color: var(--color-accent-700); }
.map__job,
.map__solution {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
  padding: 12px 16px;
}
.map__job { border: 1px solid var(--color-divider); }
.map__solution { background: var(--color-accent-800); }
.map__job-title,
.map__solution-title {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 17px;
  line-height: 1.12;
}
.map__solution-title { color: var(--color-bg); }
.map__job-note,
.map__solution-note {
  font-size: 12.5px;
  line-height: 1.3;
}
.map__job-note { color: color-mix(in srgb, var(--color-text) 58%, transparent); }
.map__solution-note { color: var(--color-accent-300); }
.map__arrow {
  display: grid;
  place-items: center;
  color: var(--color-accent-700);
}

/* A1 subagents strip */
.subagents { padding: 9px 0 14px; }
.subagents__title {
  text-align: center;
  margin-bottom: 14px;
}
.subagents__grid {
  width: 75%;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 1px;
  background: var(--color-divider);
  border: 1px solid var(--color-divider);
}
.subagents__cell {
  background: var(--color-bg);
  padding: 14px 16px;
  font-size: 15px;
}

/* ── Odds and ends ────────────────────────────────────────────────────────── */
.odds { padding: 28px 0 30px; }
.odds h2 {
  font-size: 34px;
  margin: 0 0 18px;
  letter-spacing: -0.015em;
}

/* ── Contact / Resume ─────────────────────────────────────────────────────── */
.footer-grid {
  padding: 28px 0 44px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.info-card {
  padding: 28px 30px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  scroll-margin-top: 90px;
}
.info-card__title {
  font-size: 24px;
  margin: 0;
}
.info-card__body {
  margin: 0;
  font-size: 17px;
  color: color-mix(in srgb, var(--color-text) 80%, transparent);
  overflow-wrap: anywhere;
}

/* ── Responsive ───────────────────────────────────────────────────────────── */
@media (min-width: 900px) {
  .km__title { white-space: nowrap; }
}

@media (max-width: 1120px) {
  .split,
  .km { grid-template-columns: minmax(0, 1fr); gap: 32px; }
  .intro { grid-template-columns: minmax(0, 1fr); gap: 28px; }
  .intro > .media-frame { width: 296px; max-width: 100%; }
  .triple { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
}

@media (max-width: 900px) {
  .story-row,
  .story-row:not(.story-row--sec) { grid-template-columns: minmax(0, 1fr); gap: 12px; }
  .story-row:not(.story-row--sec) > * { grid-column: 1; }
  .pair,
  .triple { grid-template-columns: minmax(0, 1fr); }
  .subagents__grid { width: 100%; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .km__process { width: 100%; }
}

@media (max-width: 720px) {
  .container { padding: 0 20px; }
  .site-header__updated { display: none; }
  .footer-grid { grid-template-columns: minmax(0, 1fr); }
  .map-row { grid-template-columns: minmax(0, 1fr); }
  .map-row--head .map__head-label:last-child,
  .map__arrow { display: none; }
}