/*
Theme Name: hitorieki Lab.
Theme URI: https://hitorieki.com
Author: hitorieki Lab.
Author URI: https://hitorieki.com
Description: 中小企業のヒトと利益を守る、AIと仕組みづくりの経営ラボ。Editorial-minimal design with research lab aesthetics.
Version: 0.1.0
Requires at least: 6.0
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: hitorieki-lab
Tags: blog, custom-logo, custom-menu, editor-style, featured-images, threaded-comments
*/

/* ============================================================
   1. RESET & BASE
   ============================================================ */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
}

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

button {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
  cursor: pointer;
}

a {
  color: inherit;
  text-decoration: none;
}

ul,
ol {
  list-style: none;
}

/* ============================================================
   2. CSS CUSTOM PROPERTIES
   ============================================================ */
:root {
  /* Colors */
  --color-bg-light: #F5F2EA;
  --color-bg-dark: #0F1B2D;
  --color-text: #1A2332;
  --color-text-muted: rgba(26, 35, 50, 0.65);
  --color-text-faint: rgba(26, 35, 50, 0.45);
  --color-text-on-dark: #F5F2EA;
  --color-text-on-dark-muted: rgba(245, 242, 234, 0.7);
  --color-text-on-dark-faint: rgba(245, 242, 234, 0.45);
  --color-accent: #2A8B8B;
  --color-accent-hover: #237575;
  --color-accent-faint: rgba(42, 139, 139, 0.08);
  --color-border: rgba(26, 35, 50, 0.08);
  --color-border-strong: rgba(26, 35, 50, 0.16);
  --color-border-on-dark: rgba(245, 242, 234, 0.12);
  --color-surface: #FFFFFF;
  --color-surface-alt: #FAF7EF;

  /* Typography */
  --font-body: "Noto Sans JP", -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic", system-ui, sans-serif;
  --font-display: "Shippori Mincho B1", "Yu Mincho", "Hiragino Mincho ProN", serif;
  --font-mark: "Fraunces", "Shippori Mincho B1", serif;

  /* Spacing (8px base) */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --space-9: 96px;
  --space-10: 128px;

  /* Layout */
  --container-max: 1200px;
  --container-narrow: 760px;
  --container-padding: clamp(20px, 5vw, 48px);

  /* Type scale */
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 2rem;
  --text-4xl: 2.5rem;
  --text-5xl: clamp(2.5rem, 5vw, 3.75rem);
  --text-hero: clamp(2.25rem, 5.5vw, 4rem);

  /* Other */
  --radius-sm: 3px;
  --radius-md: 6px;
  --radius-lg: 12px;
  --transition: 280ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

/* ============================================================
   3. BASE TYPOGRAPHY
   ============================================================ */
html {
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: var(--text-base);
  line-height: 1.8;
  color: var(--color-text);
  background-color: var(--color-bg-light);
  font-feature-settings: "palt" 1;
  letter-spacing: 0.02em;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.4;
  letter-spacing: 0.04em;
  color: var(--color-text);
}

p {
  margin-bottom: var(--space-4);
}

p:last-child {
  margin-bottom: 0;
}

a {
  color: var(--color-accent);
  transition: color var(--transition);
}

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

strong {
  font-weight: 700;
}

/* ============================================================
   4. LAYOUT UTILITIES
   ============================================================ */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}

.container--narrow {
  max-width: var(--container-narrow);
}

.section {
  padding: var(--space-9) 0;
}

.section--tight {
  padding: var(--space-7) 0;
}

@media (max-width: 768px) {
  .section {
    padding: var(--space-7) 0;
  }
}

.section-label {
  font-family: var(--font-mark);
  font-size: var(--text-xs);
  font-weight: 400;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
  display: inline-block;
}

.section-heading {
  font-size: var(--text-4xl);
  font-weight: 500;
  margin-bottom: var(--space-5);
  letter-spacing: 0.06em;
}

.section-lede {
  font-size: var(--text-lg);
  line-height: 1.85;
  color: var(--color-text-muted);
  max-width: 64ch;
  margin-bottom: var(--space-7);
}

/* Visually hidden (a11y) */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ============================================================
   5. SITE HEADER & NAVIGATION
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--color-bg-light);
  border-bottom: 0.5px solid var(--color-border);
  backdrop-filter: saturate(180%) blur(8px);
  -webkit-backdrop-filter: saturate(180%) blur(8px);
  background-color: rgba(245, 242, 234, 0.92);
}

.site-header__inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--space-4) var(--container-padding);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
}

.site-header__brand {
  font-family: var(--font-mark);
  font-weight: 400;
  font-size: var(--text-lg);
  font-variation-settings: "opsz" 36;
  letter-spacing: 0.02em;
  color: var(--color-text);
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
}

.site-header__brand:hover {
  color: var(--color-text);
}

.site-nav__list {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.site-nav__list a {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text);
  letter-spacing: 0.05em;
  position: relative;
  padding: 6px 2px;
  transition: color var(--transition);
}

.site-nav__list a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background-color: var(--color-accent);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform var(--transition);
}

.site-nav__list a:hover::after,
.site-nav__list .current-menu-item > a::after {
  transform: scaleX(1);
}

.site-nav__list a:hover {
  color: var(--color-accent);
}

.site-nav__cta,
.site-nav__list a.site-nav__cta {
  background-color: var(--color-accent);
  color: var(--color-bg-light) !important;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  letter-spacing: 0.08em;
}

.site-nav__cta::after {
  display: none !important;
}

.site-nav__cta:hover {
  background-color: var(--color-accent-hover);
}

.site-nav__toggle {
  display: none;
  width: 40px;
  height: 40px;
  position: relative;
}

.site-nav__toggle span {
  position: absolute;
  left: 8px;
  right: 8px;
  height: 1.5px;
  background-color: var(--color-text);
  transition: transform var(--transition), opacity var(--transition);
}

.site-nav__toggle span:nth-child(1) { top: 14px; }
.site-nav__toggle span:nth-child(2) { top: 20px; }
.site-nav__toggle span:nth-child(3) { top: 26px; }

.site-nav__toggle[aria-expanded="true"] span:nth-child(1) {
  top: 20px;
  transform: rotate(45deg);
}

.site-nav__toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.site-nav__toggle[aria-expanded="true"] span:nth-child(3) {
  top: 20px;
  transform: rotate(-45deg);
}

@media (max-width: 768px) {
  .site-nav__toggle {
    display: block;
  }

  .site-nav {
    position: fixed;
    inset: 60px 0 0 0;
    background-color: var(--color-bg-light);
    transform: translateX(100%);
    transition: transform var(--transition);
    padding: var(--space-7) var(--container-padding);
    overflow-y: auto;
  }

  .site-nav[data-open="true"] {
    transform: translateX(0);
  }

  .site-nav__list {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-4);
  }

  .site-nav__list a {
    font-size: var(--text-lg);
    padding: 12px 0;
  }
}

/* ============================================================
   6. SITE MAIN
   ============================================================ */
.site-main {
  min-height: 60vh;
}

/* ============================================================
   7. HERO
   ============================================================ */
.hero {
  background-color: var(--color-bg-dark);
  color: var(--color-text-on-dark);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(245, 242, 234, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(245, 242, 234, 0.025) 1px, transparent 1px);
  background-size: 56px 56px;
  pointer-events: none;
}

.hero__inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--space-10) var(--container-padding) var(--space-9);
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: var(--space-8);
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero__brand-mark {
  font-family: var(--font-mark);
  font-size: var(--text-xs);
  letter-spacing: 0.32em;
  color: var(--color-accent);
  text-transform: uppercase;
  margin-bottom: var(--space-4);
  display: inline-block;
}

.hero__heading {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  font-weight: 500;
  color: var(--color-text-on-dark);
  line-height: 1.3;
  letter-spacing: 0.06em;
  margin-bottom: var(--space-5);
}

.hero__heading br {
  display: block;
}

.hero__lede {
  color: var(--color-text-on-dark-muted);
  font-size: var(--text-lg);
  line-height: 1.85;
  margin-bottom: var(--space-2);
}

.hero__lede + .hero__lede {
  margin-bottom: var(--space-7);
}

.hero__cta {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.08em;
  border-radius: var(--radius-sm);
  border: 0.5px solid transparent;
  transition: all var(--transition);
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
}

.btn--primary {
  background-color: var(--color-accent);
  color: var(--color-bg-light);
  border-color: var(--color-accent);
}

.btn--primary:hover {
  background-color: var(--color-accent-hover);
  color: var(--color-bg-light);
  transform: translateY(-1px);
}

.btn--ghost-light {
  background-color: transparent;
  color: var(--color-text-on-dark);
  border-color: rgba(245, 242, 234, 0.3);
}

.btn--ghost-light:hover {
  background-color: rgba(245, 242, 234, 0.06);
  border-color: rgba(245, 242, 234, 0.5);
  color: var(--color-text-on-dark);
}

.btn--ghost {
  background-color: transparent;
  color: var(--color-text);
  border-color: var(--color-border-strong);
}

.btn--ghost:hover {
  background-color: var(--color-text);
  color: var(--color-bg-light);
  border-color: var(--color-text);
}

.hero__visual {
  position: relative;
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero__visual svg {
  width: 100%;
  height: 100%;
  max-width: 480px;
}

@media (max-width: 1024px) {
  .hero__inner {
    grid-template-columns: 1fr;
    gap: var(--space-7);
    padding: var(--space-9) var(--container-padding) var(--space-8);
  }
  .hero__visual {
    order: -1;
    max-width: 360px;
    margin: 0 auto;
  }
}

@media (max-width: 640px) {
  .hero__inner {
    padding: var(--space-7) var(--container-padding);
  }
  .hero__cta {
    flex-direction: column;
    align-items: stretch;
  }
  .btn {
    width: 100%;
  }
}

/* ============================================================
   8. SERVICES (二層構造)
   ============================================================ */
.services {
  background-color: var(--color-bg-light);
  padding: var(--space-10) 0;
}

.services__intro {
  text-align: center;
  max-width: 760px;
  margin: 0 auto var(--space-8);
}

.services__intro .section-lede {
  margin-left: auto;
  margin-right: auto;
}

.services__layers {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-5);
}

.layer-card {
  background-color: var(--color-surface);
  border: 0.5px solid var(--color-border);
  padding: var(--space-7) var(--space-6);
  border-radius: var(--radius-md);
  position: relative;
  transition: transform var(--transition), border-color var(--transition);
}

.layer-card:hover {
  transform: translateY(-3px);
  border-color: var(--color-accent);
}

.layer-card__number {
  font-family: var(--font-mark);
  font-size: var(--text-sm);
  letter-spacing: 0.18em;
  color: var(--color-accent);
  margin-bottom: var(--space-4);
  display: block;
  font-variation-settings: "opsz" 14;
}

.layer-card__title {
  font-size: var(--text-2xl);
  font-weight: 500;
  margin-bottom: var(--space-3);
  letter-spacing: 0.04em;
}

.layer-card__purpose {
  color: var(--color-text-muted);
  font-size: var(--text-base);
  line-height: 1.85;
  margin-bottom: var(--space-5);
  padding-bottom: var(--space-5);
  border-bottom: 0.5px dashed var(--color-border-strong);
}

.layer-card__items {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.layer-card__items li {
  font-size: var(--text-sm);
  line-height: 1.7;
  padding-left: 18px;
  position: relative;
  color: var(--color-text);
}

.layer-card__items li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 8px;
  height: 1px;
  background-color: var(--color-accent);
}

@media (max-width: 768px) {
  .services__layers {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   9. CONTENT (記事カテゴリ抜粋)
   ============================================================ */
.content-preview {
  background-color: var(--color-surface-alt);
  padding: var(--space-10) 0;
  border-top: 0.5px solid var(--color-border);
  border-bottom: 0.5px solid var(--color-border);
}

.content-preview__head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-bottom: var(--space-7);
}

.content-preview__heading {
  font-size: var(--text-3xl);
  font-weight: 500;
  letter-spacing: 0.06em;
}

.content-preview__more {
  font-size: var(--text-sm);
  color: var(--color-text);
  letter-spacing: 0.06em;
  border-bottom: 1px solid var(--color-text);
  padding-bottom: 2px;
  transition: color var(--transition), border-color var(--transition);
}

.content-preview__more:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
}

.article-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}

.article-card {
  background-color: var(--color-surface);
  border: 0.5px solid var(--color-border);
  padding: var(--space-5);
  border-radius: var(--radius-md);
  transition: transform var(--transition), border-color var(--transition);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.article-card:hover {
  transform: translateY(-3px);
  border-color: var(--color-accent);
}

.article-card__category {
  font-family: var(--font-mark);
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
  color: var(--color-accent);
  text-transform: uppercase;
  margin-bottom: var(--space-3);
}

.article-card__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 500;
  line-height: 1.5;
  margin-bottom: var(--space-3);
  letter-spacing: 0.03em;
}

.article-card__excerpt {
  font-size: var(--text-sm);
  line-height: 1.8;
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
  flex-grow: 1;
}

.article-card__meta {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  letter-spacing: 0.06em;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.article-card__type {
  font-family: var(--font-mark);
  letter-spacing: 0.14em;
}

@media (max-width: 1024px) {
  .article-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .article-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   10. TOOLS (お役立ちツール)
   ============================================================ */
.tools {
  padding: var(--space-10) 0;
}

.tools__head {
  text-align: center;
  margin-bottom: var(--space-7);
}

.tools__heading {
  font-size: var(--text-4xl);
  font-weight: 500;
  margin-bottom: var(--space-3);
  letter-spacing: 0.06em;
}

.tools__lede {
  color: var(--color-text-muted);
  font-size: var(--text-lg);
  line-height: 1.85;
  max-width: 64ch;
  margin: 0 auto;
}

.tool-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-5);
}

.tool-card {
  background-color: var(--color-surface);
  border: 0.5px solid var(--color-border);
  padding: var(--space-7) var(--space-6);
  border-radius: var(--radius-md);
  position: relative;
  display: flex;
  flex-direction: column;
}

.tool-card--gated {
  border-color: var(--color-accent);
  background: linear-gradient(180deg, var(--color-surface) 0%, rgba(42, 139, 139, 0.03) 100%);
}

.tool-card__type {
  font-family: var(--font-mark);
  font-size: var(--text-xs);
  letter-spacing: 0.22em;
  color: var(--color-text-muted);
  text-transform: uppercase;
  margin-bottom: var(--space-3);
}

.tool-card--gated .tool-card__type {
  color: var(--color-accent);
}

.tool-card__title {
  font-size: var(--text-2xl);
  font-weight: 500;
  margin-bottom: var(--space-3);
  letter-spacing: 0.04em;
}

.tool-card__desc {
  color: var(--color-text-muted);
  font-size: var(--text-base);
  line-height: 1.8;
  margin-bottom: var(--space-5);
  flex-grow: 1;
}

.tool-card__cta {
  align-self: flex-start;
}

@media (max-width: 768px) {
  .tool-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   11. CTA SECTION
   ============================================================ */
.final-cta {
  background-color: var(--color-bg-dark);
  color: var(--color-text-on-dark);
  padding: var(--space-10) 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.final-cta::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(245, 242, 234, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(245, 242, 234, 0.03) 1px, transparent 1px);
  background-size: 56px 56px;
  pointer-events: none;
}

.final-cta__inner {
  position: relative;
  z-index: 1;
  max-width: 720px;
  margin: 0 auto;
}

.final-cta__heading {
  font-size: var(--text-4xl);
  font-weight: 500;
  color: var(--color-text-on-dark);
  margin-bottom: var(--space-4);
  letter-spacing: 0.06em;
}

.final-cta__lede {
  color: var(--color-text-on-dark-muted);
  font-size: var(--text-lg);
  line-height: 1.85;
  margin-bottom: var(--space-6);
}

.final-cta__buttons {
  display: flex;
  gap: var(--space-3);
  justify-content: center;
  flex-wrap: wrap;
}

@media (max-width: 640px) {
  .final-cta__buttons {
    flex-direction: column;
    align-items: stretch;
  }
}

/* ============================================================
   12. SITE FOOTER
   ============================================================ */
.site-footer {
  background-color: var(--color-bg-light);
  border-top: 0.5px solid var(--color-border);
  padding: var(--space-8) 0 var(--space-5);
}

.site-footer__inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: var(--space-7);
  align-items: start;
}

.site-footer__brand-mark {
  font-family: var(--font-mark);
  font-size: var(--text-xl);
  letter-spacing: 0.02em;
  display: block;
  margin-bottom: var(--space-3);
}

.site-footer__tagline {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
  max-width: 36ch;
}

.site-footer__nav h4,
.site-footer__legal h4 {
  font-family: var(--font-mark);
  font-size: var(--text-xs);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
  font-weight: 400;
}

.site-footer__nav ul,
.site-footer__legal ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.site-footer__nav a,
.site-footer__legal a {
  font-size: var(--text-sm);
  color: var(--color-text);
  letter-spacing: 0.04em;
  transition: color var(--transition);
}

.site-footer__nav a:hover,
.site-footer__legal a:hover {
  color: var(--color-accent);
}

.site-footer__bottom {
  max-width: var(--container-max);
  margin: var(--space-6) auto 0;
  padding: var(--space-4) var(--container-padding) 0;
  border-top: 0.5px solid var(--color-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.site-footer__copy {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  letter-spacing: 0.06em;
  font-family: var(--font-mark);
}

@media (max-width: 768px) {
  .site-footer__inner {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
}

/* ============================================================
   13. SINGLE / PAGE / ARCHIVE
   ============================================================ */
.entry-header {
  padding: var(--space-9) 0 var(--space-6);
  border-bottom: 0.5px solid var(--color-border);
  background-color: var(--color-bg-light);
}

.entry-header__inner {
  max-width: var(--container-narrow);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.entry-header__category {
  font-family: var(--font-mark);
  font-size: var(--text-xs);
  letter-spacing: 0.22em;
  color: var(--color-accent);
  text-transform: uppercase;
  margin-bottom: var(--space-3);
}

.entry-header__title {
  font-size: var(--text-5xl);
  font-weight: 500;
  letter-spacing: 0.04em;
  line-height: 1.4;
  margin-bottom: var(--space-4);
}

.entry-header__meta {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  letter-spacing: 0.06em;
}

.entry-content {
  max-width: var(--container-narrow);
  margin: 0 auto;
  padding: var(--space-7) var(--container-padding);
  font-size: var(--text-lg);
  line-height: 1.95;
}

.entry-content h2 {
  font-size: var(--text-3xl);
  margin-top: var(--space-8);
  margin-bottom: var(--space-4);
  padding-top: var(--space-5);
  border-top: 0.5px solid var(--color-border);
}

.entry-content h3 {
  font-size: var(--text-2xl);
  margin-top: var(--space-6);
  margin-bottom: var(--space-3);
}

.entry-content p {
  margin-bottom: var(--space-5);
}

.entry-content ul,
.entry-content ol {
  margin: var(--space-4) 0;
  padding-left: var(--space-5);
}

.entry-content ul li,
.entry-content ol li {
  margin-bottom: var(--space-3);
  line-height: 1.85;
  list-style: disc outside;
}

.entry-content ol li {
  list-style: decimal outside;
}

.entry-content blockquote {
  border-left: 2px solid var(--color-accent);
  padding: var(--space-2) var(--space-5);
  margin: var(--space-6) 0;
  font-style: italic;
  color: var(--color-text-muted);
}

.entry-content img,
.entry-content figure {
  margin: var(--space-6) 0;
  border-radius: var(--radius-sm);
}

.entry-content a {
  color: var(--color-accent);
  border-bottom: 1px solid currentColor;
}

/* Archive */
.archive-header {
  padding: var(--space-8) 0 var(--space-6);
  border-bottom: 0.5px solid var(--color-border);
  text-align: center;
}

.archive-header__title {
  font-size: var(--text-4xl);
  font-weight: 500;
  letter-spacing: 0.06em;
}

.archive-list {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--space-7) var(--container-padding);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}

@media (max-width: 1024px) {
  .archive-list {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .archive-list {
    grid-template-columns: 1fr;
  }
}

/* 404 */
.not-found {
  text-align: center;
  padding: var(--space-10) 0;
  max-width: 640px;
  margin: 0 auto;
}

.not-found__code {
  font-family: var(--font-mark);
  font-size: clamp(4rem, 12vw, 8rem);
  font-weight: 300;
  letter-spacing: 0.04em;
  color: var(--color-text-faint);
  line-height: 1;
  margin-bottom: var(--space-4);
}

.not-found__title {
  font-size: var(--text-3xl);
  font-weight: 500;
  margin-bottom: var(--space-4);
}

.not-found__lede {
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
}

/* ============================================================
   14. BLOCK EDITOR COMPATIBILITY
   ============================================================ */
.wp-block-quote {
  border-left: 2px solid var(--color-accent);
  padding: var(--space-2) var(--space-5);
  margin: var(--space-6) 0;
}

.wp-block-pullquote {
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-6) 0;
  margin: var(--space-7) 0;
  text-align: center;
}

.wp-block-image figcaption {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-align: center;
  margin-top: var(--space-2);
}

.alignwide {
  max-width: 1000px;
  margin-left: auto;
  margin-right: auto;
}

.alignfull {
  max-width: 100vw;
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
}

/* ============================================================
   15. ANIMATIONS
   ============================================================ */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero__brand-mark,
.hero__heading,
.hero__lede,
.hero__cta {
  animation: fadeInUp 800ms cubic-bezier(0.2, 0.8, 0.2, 1) both;
}

.hero__heading { animation-delay: 100ms; }
.hero__lede:nth-of-type(1) { animation-delay: 200ms; }
.hero__lede:nth-of-type(2) { animation-delay: 280ms; }
.hero__cta { animation-delay: 380ms; }

.hero__visual svg {
  animation: fadeInUp 1200ms cubic-bezier(0.2, 0.8, 0.2, 1) both;
  animation-delay: 200ms;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}