/*
Theme Name: Kagoshima Invention Association
Theme URI: https://www.toruas.co.jp
Author: TORUAS LLC
Author URI: https://www.toruas.co.jp
Description: 一般社団法人 鹿児島県発明協会 公式サイト用WordPressテーマ
Version: 1.7.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: hatsumeikyo
*/

/* Design Tokens */
:root {
  /* Colors */
  --color-primary: #0F766E;
  --color-primary-light: #14B8A6;
  --color-primary-dark: #0D5D56;
  --color-secondary: #0369A1;
  --color-secondary-light: #0EA5E9;
  --color-accent: #F97316;
  --color-accent-light: #FB923C;
  --color-bg: #FFFFFF;
  --color-bg-alt: #F0FDFA;
  --color-bg-gray: #F8FAFC;
  --color-text: #1E293B;
  --color-text-light: #475569;
  --color-text-muted: #94A3B8;
  --color-text-on-primary: #FFFFFF;
  --color-border: #E2E8F0;
  --color-success: #059669;
  --color-error: #DC2626;

  /* Typography */
  --font-heading: 'Lexend', 'Noto Sans JP', sans-serif;
  --font-body: 'Source Sans 3', 'Noto Sans JP', sans-serif;
  --fw-heading: 600;
  --fw-body: 400;
  --fs-h1: 2.5rem;
  --fs-h2: 1.875rem;
  --fs-h3: 1.375rem;
  --fs-body: 1rem;
  --fs-small: 0.875rem;
  --fs-xs: 0.8125rem;
  --lh: 1.75;

  /* Spacing */
  --container-max: 1120px;
  --card-padding: 28px;
  --card-radius: 10px;

  /* Components */
  --btn-radius: 6px;
  --card-shadow: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
  --card-shadow-hover: 0 10px 25px rgba(0, 0, 0, 0.08), 0 4px 10px rgba(0, 0, 0, 0.04);
  --transition-base: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ========================================
   Reset & Base
   ======================================== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

@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 {
  font-family: var(--font-body);
  font-weight: var(--fw-body);
  font-size: var(--fs-body);
  line-height: var(--lh);
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: var(--color-secondary);
  text-decoration: none;
  transition: color var(--transition-base);
  cursor: pointer;
}

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

a:focus-visible {
  outline: 2px solid var(--color-primary-light);
  outline-offset: 2px;
  border-radius: 2px;
}

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: var(--fw-heading);
  line-height: 1.3;
  color: var(--color-primary-dark);
}

h1 { font-size: var(--fs-h1); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); }

p + p {
  margin-top: 1em;
}

/* ========================================
   Focus Visible Global
   ======================================== */
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--color-primary-light);
  outline-offset: 2px;
}

/* ========================================
   Layout
   ======================================== */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 72px 0;
}

.section--sm {
  padding: 56px 0;
}

.section--lg {
  padding: 96px 0;
}

.section--bg-white {
  background-color: var(--color-bg);
}

.section--bg-alt {
  background-color: var(--color-bg-alt);
}

.section--bg-gray {
  background-color: var(--color-bg-gray);
}

.section--bg-primary {
  background-color: var(--color-primary-dark);
  color: var(--color-text-on-primary);
}

.section--bg-primary h2,
.section--bg-primary h3 {
  color: var(--color-text-on-primary);
}

/* Section Title Variants */
.section-header {
  margin-bottom: 48px;
}

.section-header--center {
  text-align: center;
}

.section-header--left {
  text-align: left;
}

.section-header__tag {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: var(--fs-xs);
  font-weight: 500;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 8px;
}

.section-header__title {
  margin-bottom: 12px;
}

.section-header__title--underline {
  display: inline-block;
  padding-bottom: 8px;
  border-bottom: 3px solid var(--color-accent);
}

.section-header__desc {
  color: var(--color-text-light);
  font-size: 1.05rem;
  max-width: 640px;
}

.section-header--center .section-header__desc {
  margin: 0 auto;
}

/* Legacy section title support */
.section__title {
  text-align: center;
  margin-bottom: 12px;
}

.section__subtitle {
  text-align: center;
  color: var(--color-text-light);
  margin-bottom: 48px;
  font-size: 1.05rem;
}

/* ========================================
   Buttons
   ======================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: var(--fs-body);
  padding: 12px 28px;
  border-radius: var(--btn-radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-base);
  text-align: center;
  line-height: 1.4;
}

.btn:focus-visible {
  outline: 2px solid var(--color-primary-light);
  outline-offset: 2px;
}

.btn--primary {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

.btn--primary:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: #fff;
}

.btn--secondary {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn--secondary:hover {
  background: var(--color-primary);
  color: #fff;
}

.btn--accent {
  background: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
}

.btn--accent:hover {
  background: #EA6C10;
  border-color: #EA6C10;
  color: #fff;
}

.btn--outline-white {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.5);
}

.btn--outline-white:hover {
  background: #fff;
  color: var(--color-primary-dark);
  border-color: #fff;
}

.btn--large {
  padding: 14px 36px;
  font-size: 1.05rem;
}

.btn--white {
  background: #fff;
  color: var(--color-primary-dark);
  border-color: #fff;
}

.btn--white:hover {
  background: var(--color-bg-alt);
  border-color: var(--color-bg-alt);
  color: var(--color-primary-dark);
}

.btn--text {
  background: none;
  border: none;
  color: var(--color-primary);
  padding: 4px 0;
  font-weight: 500;
  cursor: pointer;
}

.btn--text:hover {
  color: var(--color-primary-dark);
}

.btn--text svg {
  transition: transform var(--transition-base);
}

.btn--text:hover svg {
  transform: translateX(3px);
}

/* ========================================
   Cards
   ======================================== */
.card {
  background: var(--color-bg);
  border-radius: var(--card-radius);
  box-shadow: var(--card-shadow);
  padding: var(--card-padding);
  transition: box-shadow var(--transition-base), transform var(--transition-base);
  border: 1px solid var(--color-border);
}

.card:hover {
  box-shadow: var(--card-shadow-hover);
  transform: translateY(-2px);
}

.card--flat {
  box-shadow: none;
  border: 1px solid var(--color-border);
}

.card--flat:hover {
  box-shadow: none;
  transform: none;
  border-color: var(--color-primary-light);
}

.card--accent-left {
  border-left: 4px solid var(--color-primary);
  border-radius: 0 var(--card-radius) var(--card-radius) 0;
}

.card__icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  color: var(--color-primary);
}

.card__icon--bg {
  background: var(--color-bg-alt);
  border-radius: 12px;
  width: 56px;
  height: 56px;
}

.card__title {
  font-family: var(--font-heading);
  font-size: var(--fs-h3);
  font-weight: var(--fw-heading);
  margin-bottom: 10px;
  color: var(--color-primary-dark);
}

.card__text {
  color: var(--color-text-light);
  font-size: 0.95rem;
  line-height: 1.7;
}

.card__image {
  width: 100%;
  height: 200px;
  border-radius: var(--card-radius) var(--card-radius) 0 0;
  object-fit: cover;
  margin: calc(var(--card-padding) * -1);
  margin-bottom: 20px;
  width: calc(100% + var(--card-padding) * 2);
}

/* Horizontal card */
.card--horizontal {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 20px;
  align-items: start;
}

.card--horizontal .card__icon {
  margin-bottom: 0;
}

.card--horizontal .card__content .card__title {
  font-size: 1.15rem;
}

/* ========================================
   Grid
   ======================================== */
.grid {
  display: grid;
  gap: 24px;
}

.grid--2 {
  grid-template-columns: repeat(2, 1fr);
}

.grid--3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid--4 {
  grid-template-columns: repeat(4, 1fr);
}

/* Asymmetric grids */
.grid--7-5 {
  grid-template-columns: 7fr 5fr;
  gap: 48px;
}

.grid--5-7 {
  grid-template-columns: 5fr 7fr;
  gap: 48px;
}

.grid--8-4 {
  grid-template-columns: 8fr 4fr;
  gap: 48px;
}

@media (max-width: 768px) {
  .grid--2,
  .grid--3,
  .grid--4,
  .grid--7-5,
  .grid--5-7,
  .grid--8-4 {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

@media (min-width: 769px) and (max-width: 1024px) {
  .grid--3,
  .grid--4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ========================================
   Header
   ======================================== */
.site-header {
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  max-width: var(--container-max);
  margin: 0 auto;
  height: 68px;
}

.site-header__logo a {
  font-family: var(--font-heading);
  font-weight: var(--fw-heading);
  font-size: 1.1rem;
  color: var(--color-primary-dark);
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
}

.site-header__logo a:hover {
  color: var(--color-primary);
}

.site-header__logo-icon {
  width: 36px;
  height: 36px;
  background: var(--color-primary);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  flex-shrink: 0;
}

/* Navigation */
.main-nav ul {
  display: flex;
  align-items: center;
  gap: 0;
}

.main-nav li {
  position: relative;
}

.main-nav a {
  display: block;
  padding: 22px 14px;
  color: var(--color-text);
  font-family: var(--font-heading);
  font-size: 0.88rem;
  font-weight: 500;
  transition: color var(--transition-base);
  white-space: nowrap;
  cursor: pointer;
}

.main-nav a:hover,
.main-nav .current-menu-item > a {
  color: var(--color-primary);
}

/* Dropdown */
.main-nav .sub-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--color-bg);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
  border-radius: 0 0 var(--card-radius) var(--card-radius);
  border: 1px solid var(--color-border);
  border-top: 2px solid var(--color-primary);
  min-width: 220px;
  z-index: 100;
  list-style: none;
  padding: 0;
  margin: 0;
}

.main-nav li:hover > .sub-menu,
.main-nav li:focus-within > .sub-menu {
  display: block;
}

.main-nav .sub-menu a {
  padding: 11px 20px;
  font-size: 0.85rem;
}

.main-nav .sub-menu a:hover {
  background: var(--color-bg-alt);
  color: var(--color-primary);
}

/* Has children indicator */
.main-nav .menu-item-has-children > a::after {
  content: '';
  display: inline-block;
  width: 0;
  height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 4px solid currentColor;
  margin-left: 5px;
  vertical-align: middle;
  opacity: 0.5;
}

/* Hamburger */
.hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 1001;
}

.hamburger__line {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-primary-dark);
  margin: 5px 0;
  transition: all 0.3s ease;
  border-radius: 1px;
}

.hamburger.is-active .hamburger__line:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.is-active .hamburger__line:nth-child(2) {
  opacity: 0;
}

.hamburger.is-active .hamburger__line:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

@media (max-width: 960px) {
  .hamburger {
    display: block;
  }

  .main-nav {
    display: none;
    position: fixed;
    top: 68px;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-bg);
    overflow-y: auto;
    padding: 20px;
  }

  .main-nav.is-open {
    display: block;
  }

  .main-nav ul {
    flex-direction: column;
    gap: 0;
  }

  .main-nav a {
    padding: 14px 16px;
    border-bottom: 1px solid var(--color-border);
  }

  .main-nav .sub-menu {
    position: static;
    box-shadow: none;
    border: none;
    border-top: none;
    display: block;
    padding-left: 20px;
    min-width: auto;
  }

  .main-nav .sub-menu a {
    border-bottom: 1px solid var(--color-border);
  }

  .main-nav .menu-item-has-children > a::after {
    display: none;
  }
}

/* ========================================
   Hero (Top Page)
   ======================================== */
.hero {
  background: var(--color-bg-alt);
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}

.hero__inner {
  position: relative;
  z-index: 1;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.hero__content {
  max-width: 520px;
}

.hero__label {
  display: inline-block;
  background: var(--color-primary);
  color: #fff;
  padding: 4px 14px;
  border-radius: 4px;
  font-family: var(--font-heading);
  font-size: var(--fs-xs);
  font-weight: 500;
  margin-bottom: 20px;
  letter-spacing: 0.02em;
}

.hero__title {
  font-size: clamp(1.75rem, 3.5vw, 2.75rem);
  color: var(--color-primary-dark);
  margin-bottom: 18px;
  font-weight: var(--fw-heading);
  line-height: 1.25;
}

.hero__subtitle {
  font-size: clamp(0.95rem, 1.5vw, 1.1rem);
  color: var(--color-text-light);
  margin-bottom: 32px;
  line-height: 1.8;
}

.hero__actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.hero__image {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
}

.hero__image img {
  width: 100%;
  height: auto;
  display: block;
}

.hero__image::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 16px;
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.06);
}

/* Geometric decoration */
.hero__deco {
  position: absolute;
  top: -40px;
  right: -80px;
  width: 400px;
  height: 400px;
  border: 2px solid rgba(15, 118, 110, 0.08);
  border-radius: 50%;
  pointer-events: none;
}

.hero__deco-2 {
  position: absolute;
  bottom: -60px;
  left: -40px;
  width: 200px;
  height: 200px;
  background: rgba(15, 118, 110, 0.03);
  border-radius: 50%;
  pointer-events: none;
}

@media (max-width: 768px) {
  .hero {
    padding: 48px 0;
  }

  .hero__inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .hero__image {
    order: -1;
    max-height: 280px;
  }
}

/* ========================================
   News
   ======================================== */
.news-list {
  max-width: 800px;
  margin: 0 auto;
}

.news-item {
  display: flex;
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid var(--color-border);
  align-items: flex-start;
  transition: background var(--transition-base);
}

.news-item:last-child {
  border-bottom: none;
}

.news-item__date {
  color: var(--color-text-muted);
  font-size: var(--fs-small);
  white-space: nowrap;
  min-width: 96px;
  font-family: var(--font-heading);
  font-weight: 400;
}

.news-item__category {
  display: inline-block;
  background: var(--color-bg-alt);
  color: var(--color-primary);
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 500;
  padding: 2px 10px;
  border-radius: 3px;
  white-space: nowrap;
  border: 1px solid rgba(15, 118, 110, 0.15);
}

.news-item__title {
  font-size: var(--fs-body);
  font-weight: 500;
}

.news-item__title a {
  color: var(--color-text);
  cursor: pointer;
}

.news-item__title a:hover {
  color: var(--color-primary);
}

.news-more {
  text-align: center;
  margin-top: 24px;
}

@media (max-width: 600px) {
  .news-item {
    flex-direction: column;
    gap: 6px;
  }

  .news-item__meta {
    display: flex;
    gap: 12px;
    align-items: center;
  }
}

/* ========================================
   Feature Cards (3 Pillars)
   ======================================== */
.feature-card {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 20px;
  align-items: start;
  background: var(--color-bg);
  border-radius: var(--card-radius);
  padding: 28px;
  border: 1px solid var(--color-border);
  transition: all var(--transition-base);
}

.feature-card {
  border-left: 4px solid transparent;
}

.feature-card:hover {
  border-left-color: var(--color-accent);
  box-shadow: var(--card-shadow-hover);
}

.feature-card__icon {
  width: 56px;
  height: 56px;
  background: var(--color-bg-alt);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  flex-shrink: 0;
}

.feature-card__title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: var(--fw-heading);
  color: var(--color-primary-dark);
  margin-bottom: 8px;
}

.feature-card__text {
  color: var(--color-text-light);
  font-size: 0.92rem;
  line-height: 1.7;
  margin-bottom: 12px;
}

.feature-card__link {
  font-family: var(--font-heading);
  font-size: var(--fs-small);
  font-weight: 500;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  cursor: pointer;
}

.feature-card__link:hover {
  color: var(--color-primary-dark);
}

.feature-card__link svg {
  transition: transform var(--transition-base);
}

.feature-card__link:hover svg {
  transform: translateX(3px);
}

/* ========================================
   Exhibition Showcase Section
   ======================================== */
.exhibition-showcase {
  position: relative;
  padding: 96px 0;
  background: linear-gradient(rgba(13, 93, 86, 0.92), rgba(13, 93, 86, 0.92)),
    url('https://kagoshima-jiii.or.jp/wp2023/wp-content/uploads/2016/06/main.png') center/cover no-repeat;
  color: #fff;
}

.exhibition-showcase h2 {
  color: #fff;
}

.exhibition-showcase .section-header__desc {
  color: rgba(255, 255, 255, 0.85);
}

.exhibition-showcase .section-header__tag {
  color: var(--color-accent-light);
}

/* Exhibition featured grid (1 large + 2 small) */
.exhibit-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: auto auto;
  gap: 24px;
}

.exhibit-grid .exhibit-card:first-child {
  grid-row: 1 / 3;
}

.exhibit-grid .exhibit-card:first-child .exhibit-card__image {
  height: 100%;
  min-height: 280px;
}

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

  .exhibit-grid .exhibit-card:first-child {
    grid-row: auto;
  }

  .exhibit-grid .exhibit-card:first-child .exhibit-card__image {
    height: 180px;
    min-height: auto;
  }
}

.exhibit-card {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(4px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--card-radius);
  overflow: hidden;
  transition: all var(--transition-base);
}

.exhibit-card:hover {
  background: rgba(255, 255, 255, 0.15);
}

.exhibit-card:hover .exhibit-card__image {
  transform: scale(1.03);
}

.exhibit-card__image {
  width: 100%;
  height: 180px;
  object-fit: cover;
  transition: transform var(--transition-base);
}

.exhibit-card__body {
  padding: 18px 20px;
}

.exhibit-card__award {
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--color-accent-light);
  margin-bottom: 4px;
}

.exhibit-card__desc {
  font-size: var(--fs-small);
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.6;
}

/* ========================================
   Club Preview (2-column asymmetric)
   ======================================== */
.club-preview {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: 48px;
  align-items: center;
}

.club-preview__image {
  border-radius: 16px;
  overflow: hidden;
  aspect-ratio: 4/3;
}

.club-preview__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.club-preview__content h2 {
  margin-bottom: 12px;
}

.club-preview__desc {
  color: var(--color-text-light);
  margin-bottom: 24px;
  line-height: 1.8;
}

.club-course-list {
  margin-bottom: 24px;
}

.club-course-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--color-border);
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--color-text);
}

.club-course-item:last-child {
  border-bottom: none;
}

.club-course-item__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.club-course-item__dot--idea { background: #0F766E; }
.club-course-item__dot--art { background: #BE185D; }
.club-course-item__dot--prog { background: #059669; }
.club-course-item__dot--robot { background: #DC2626; }
.club-course-item__dot--drone { background: #0891B2; }
.club-course-item__dot--english { background: #7C3AED; }

@media (max-width: 768px) {
  .club-preview {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

/* ========================================
   CTA Section (Compact Band)
   ======================================== */
.cta-band {
  background: var(--color-primary);
  color: #fff;
  padding: 48px 0;
}

.cta-band__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.cta-band h2 {
  color: #fff;
  font-size: 1.5rem;
  margin-bottom: 4px;
}

.cta-band p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.95rem;
}

/* Legacy CTA section */
.cta-section {
  background: var(--color-primary);
  color: #fff;
  padding: 56px 0;
  text-align: center;
}

.cta-section h2 {
  color: #fff;
  margin-bottom: 12px;
}

.cta-section p {
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 28px;
  font-size: 1rem;
}

/* ========================================
   Access / Map
   ======================================== */
.access-grid {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: 40px;
  align-items: start;
}

.access-info dt {
  font-family: var(--font-heading);
  font-weight: var(--fw-heading);
  color: var(--color-primary-dark);
  margin-bottom: 2px;
  margin-top: 14px;
  font-size: 0.9rem;
}

.access-info dt:first-child {
  margin-top: 0;
}

.access-info dd {
  color: var(--color-text-light);
  font-size: 0.95rem;
}

.map-embed {
  width: 100%;
  border-radius: var(--card-radius);
  overflow: hidden;
}

.map-embed iframe {
  display: block;
}

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

/* ========================================
   Footer (3-column non-equal)
   ======================================== */
.site-footer {
  background: var(--color-primary-dark);
  color: var(--color-text-on-primary);
  padding: 48px 0 0;
}

.site-footer a {
  color: rgba(255, 255, 255, 0.75);
  cursor: pointer;
}

.site-footer a:hover {
  color: #fff;
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 40px;
}

.footer__brand-name {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: var(--fw-heading);
  margin-bottom: 14px;
  color: #fff;
}

.footer__brand-info {
  font-size: var(--fs-small);
  opacity: 0.75;
  line-height: 1.8;
}

.footer__nav-title {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: var(--fw-heading);
  margin-bottom: 14px;
  color: var(--color-accent-light);
  letter-spacing: 0.02em;
}

.footer__nav li {
  margin-bottom: 8px;
}

.footer__nav a {
  font-size: var(--fs-small);
}

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 18px 0;
  text-align: center;
  font-size: var(--fs-xs);
  opacity: 0.6;
}

@media (max-width: 768px) {
  .footer__grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
}

/* ========================================
   Page Templates - Common
   ======================================== */

/* Breadcrumb */
.breadcrumb {
  padding: 14px 0;
  font-size: var(--fs-small);
  color: var(--color-text-muted);
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}

.breadcrumb a {
  color: var(--color-text-muted);
  cursor: pointer;
}

.breadcrumb a:hover {
  color: var(--color-primary);
}

.breadcrumb__separator {
  margin: 0 8px;
  opacity: 0.5;
}

/* Page Hero (compact) */
.page-hero {
  background: var(--color-primary-dark);
  color: #fff;
  padding: 56px 0;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 500px;
  height: 500px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 50%;
  pointer-events: none;
}

.page-hero h1 {
  color: #fff;
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin-bottom: 6px;
}

.page-hero p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.95rem;
}

/* Page Content */
.page-content {
  padding: 56px 0;
  max-width: 960px;
  margin: 0 auto;
}

.page-content h2 {
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--color-primary-light);
  font-size: var(--fs-h2);
}

.page-content h3 {
  margin-top: 28px;
  margin-bottom: 10px;
  font-size: 1.15rem;
  color: var(--color-primary-dark);
}

.page-content p {
  margin-bottom: 14px;
  color: var(--color-text-light);
}

.page-content ul,
.page-content ol {
  margin-bottom: 16px;
  padding-left: 24px;
}

.page-content ul {
  list-style: disc;
}

.page-content ol {
  list-style: decimal;
}

.page-content li {
  margin-bottom: 6px;
  color: var(--color-text-light);
}

/* ========================================
   Timeline
   ======================================== */
.timeline {
  position: relative;
  padding-left: 32px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 8px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--color-border);
}

.timeline__item {
  position: relative;
  margin-bottom: 28px;
}

.timeline__item::before {
  content: '';
  position: absolute;
  left: -28px;
  top: 4px;
  width: 12px;
  height: 12px;
  background: var(--color-primary);
  border-radius: 50%;
  border: 3px solid var(--color-bg);
  box-shadow: 0 0 0 2px var(--color-primary-light);
}

.timeline__year {
  font-family: var(--font-heading);
  font-weight: var(--fw-heading);
  color: var(--color-primary);
  font-size: 0.88rem;
}

.timeline__text {
  color: var(--color-text);
  font-size: 0.95rem;
}

/* ========================================
   Table
   ======================================== */
.data-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 24px;
  border: 1px solid var(--color-border);
  border-radius: var(--card-radius);
  overflow: hidden;
}

.data-table th,
.data-table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.92rem;
}

.data-table th {
  background: var(--color-primary-dark);
  color: #fff;
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: 0.85rem;
  letter-spacing: 0.02em;
}

.data-table tr:nth-child(even) {
  background: var(--color-bg-gray);
}

.data-table tr:hover td {
  background: var(--color-bg-alt);
}

@media (max-width: 768px) {
  .data-table {
    font-size: var(--fs-small);
  }

  .data-table th,
  .data-table td {
    padding: 8px 10px;
  }
}

/* ========================================
   Gallery
   ======================================== */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

.gallery-item {
  border-radius: var(--card-radius);
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--color-border);
  transition: all var(--transition-base);
}

.gallery-item {
  position: relative;
}

.gallery-item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(15, 118, 110, 0);
  border-radius: var(--card-radius);
  transition: background var(--transition-base);
  pointer-events: none;
}

.gallery-item:hover {
  box-shadow: var(--card-shadow-hover);
}

.gallery-item:hover::after {
  background: rgba(15, 118, 110, 0.15);
}

.gallery-item__image {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.gallery-item__body {
  padding: 16px 20px;
}

.gallery-item__category {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-primary);
  background: var(--color-bg-alt);
  padding: 2px 10px;
  border-radius: 3px;
  margin-bottom: 6px;
}

.gallery-item__title {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: var(--fw-heading);
  margin-bottom: 4px;
  color: var(--color-primary-dark);
}

.gallery-item__desc {
  font-size: var(--fs-small);
  color: var(--color-text-light);
  line-height: 1.6;
}

/* ========================================
   Course Cards (Invention Club)
   ======================================== */
.course-card {
  background: var(--color-bg);
  border-radius: var(--card-radius);
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition: all var(--transition-base);
}

.course-card:hover {
  box-shadow: var(--card-shadow-hover);
}

.course-card__header {
  padding: 20px 24px;
  display: flex;
  align-items: center;
  gap: 14px;
  transition: filter var(--transition-base);
}

.course-card__header,
.course-card__header p,
.course-card__header .course-card__name {
  color: #fff !important;
}

.course-card:hover .course-card__header {
  filter: brightness(0.93);
}

.course-card__icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.course-card__name {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: #fff;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.15);
}

.course-card__body {
  padding: 20px 24px 24px;
}

.course-card__body p {
  font-size: 0.95rem;
  color: var(--color-text);
  line-height: 1.8;
}

.course-card__body strong {
  color: #0F172A;
  font-size: 0.88rem;
  letter-spacing: 0.02em;
}

/* Course color themes */
.course-card--idea .course-card__header { background: #0A5550; }
.course-card--art .course-card__header { background: #BE185D; }
.course-card--prog .course-card__header { background: #065F46; }
.course-card--robot .course-card__header { background: #B91C1C; }
.course-card--drone .course-card__header { background: #0C6478; }
.course-card--english .course-card__header { background: #7C3AED; }
.course-card--science .course-card__header { background: #D97706; }

.course-card__pdf {
  display: inline-block;
  font-size: 0.9rem;
  color: var(--color-accent, #0A5550);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.course-card__pdf:hover {
  opacity: 0.7;
}

/* Contact Form (CF7 + fallback) */

/* CF7 custom wrapper */
.cf7-form__group {
  margin-bottom: 22px;
}

.cf7-form__label {
  display: block;
  font-family: var(--font-heading);
  font-weight: 500;
  margin-bottom: 6px;
  color: var(--color-primary-dark);
  font-size: 0.9rem;
}

.cf7-form__label--required::after {
  content: '*必須';
  color: var(--color-error);
  margin-left: 6px;
  font-size: 0.75rem;
  font-weight: 400;
}

.cf7-form__submit {
  margin-top: 28px;
  text-align: center;
}

/* CF7 core overrides */
.wpcf7 .wpcf7-form-control-wrap {
  display: block;
}

.wpcf7 input[type="text"],
.wpcf7 input[type="email"],
.wpcf7 input[type="tel"],
.wpcf7 textarea,
.wpcf7 select,
.cf7-form__input,
.cf7-form__textarea {
  width: 100%;
  padding: 11px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--btn-radius);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  color: var(--color-text);
  background: var(--color-bg);
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.wpcf7 input:focus,
.wpcf7 textarea:focus,
.wpcf7 select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.12);
}

.wpcf7 textarea {
  min-height: 150px;
  resize: vertical;
}

.wpcf7 .wpcf7-submit {
  display: inline-block;
  padding: 12px 40px;
  background: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: var(--btn-radius);
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  transition: background var(--transition-base);
}

.wpcf7 .wpcf7-submit:hover {
  background: var(--color-primary-dark);
}

.wpcf7 .wpcf7-not-valid-tip {
  color: var(--color-error);
  font-size: var(--fs-small);
  margin-top: 4px;
}

.wpcf7 .wpcf7-response-output {
  margin-top: 16px;
  padding: 12px 16px;
  border-radius: var(--btn-radius);
  font-size: var(--fs-small);
}

.wpcf7 .wpcf7-mail-sent-ok {
  border-color: var(--color-success);
  color: var(--color-success);
}

.wpcf7 .wpcf7-validation-errors {
  border-color: var(--color-error);
  color: var(--color-error);
}

/* Legacy fallback form */
.contact-form {
  max-width: 700px;
}

.form-group {
  margin-bottom: 22px;
}

.form-group label {
  display: block;
  font-family: var(--font-heading);
  font-weight: 500;
  margin-bottom: 6px;
  color: var(--color-primary-dark);
  font-size: 0.9rem;
}

.form-group .required {
  color: var(--color-error);
  margin-left: 4px;
  font-size: 0.75rem;
  font-weight: 400;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="tel"],
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 11px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--btn-radius);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  color: var(--color-text);
  background: var(--color-bg);
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
  cursor: text;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.12);
}

.form-group textarea {
  min-height: 150px;
  resize: vertical;
}

.form-group select {
  cursor: pointer;
}

/* ========================================
   Flow Steps
   ======================================== */
.flow-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin: 36px 0;
}

.flow-step {
  text-align: center;
  padding: 20px 16px;
  background: var(--color-bg);
  border-radius: var(--card-radius);
  border: 1px solid var(--color-border);
}

.flow-step__number {
  width: 44px;
  height: 44px;
  background: var(--color-primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  margin: 0 auto 12px;
}

.flow-step__title {
  font-family: var(--font-heading);
  font-weight: var(--fw-heading);
  margin-bottom: 4px;
  color: var(--color-primary-dark);
  font-size: 0.95rem;
}

.flow-step__text {
  font-size: var(--fs-small);
  color: var(--color-text-light);
  line-height: 1.6;
}

/* ========================================
   Member Cards
   ======================================== */
.member-card {
  background: var(--color-bg);
  border-radius: var(--card-radius);
  border: 1px solid var(--color-border);
  padding: 24px;
  text-align: center;
  transition: all var(--transition-base);
}

.member-card:hover {
  border-color: var(--color-primary-light);
}

.member-card__logo {
  width: 72px;
  height: 72px;
  background: var(--color-bg-gray);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 14px;
  color: var(--color-text-muted);
  font-weight: 500;
  font-size: 0.75rem;
}

.member-card__name {
  font-family: var(--font-heading);
  font-weight: var(--fw-heading);
  color: var(--color-primary-dark);
  margin-bottom: 4px;
  font-size: 0.92rem;
}

.member-card__desc {
  font-size: var(--fs-small);
  color: var(--color-text-muted);
}

/* ========================================
   Privacy Policy
   ======================================== */
.policy-content h3 {
  margin-top: 36px;
  margin-bottom: 10px;
  font-size: 1.1rem;
}

.policy-content p,
.policy-content ul {
  margin-bottom: 14px;
}

/* ========================================
   Book List (Patent System)
   ======================================== */
.book-list {
  margin: 24px 0;
}

.book-item {
  display: flex;
  gap: 24px;
  align-items: start;
  padding: 24px 0;
  border-bottom: 1px solid var(--color-border);
}

.book-item:last-child {
  border-bottom: none;
}

.book-item__title {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: var(--fw-heading);
  color: var(--color-primary-dark);
  margin-bottom: 6px;
}

.book-item__text {
  color: var(--color-text-light);
  font-size: 0.92rem;
  line-height: 1.7;
  margin-bottom: 8px;
}

.book-item__icon {
  width: 64px;
  height: 80px;
  background: var(--color-bg-alt);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  flex-shrink: 0;
}

@media (max-width: 768px) {
  .book-item {
    flex-direction: column;
    gap: 12px;
  }
}

/* ========================================
   Step Inline (Invention Club)
   ======================================== */
.step-inline {
  display: flex;
  gap: 32px;
  justify-content: center;
  margin: 36px 0;
}

.step-inline .flow-step {
  text-align: center;
  flex: 1;
  border: none;
  background: none;
  padding: 16px 12px;
}

.step-inline .card__icon--bg {
  margin: 0 auto 16px;
}

@media (max-width: 768px) {
  .step-inline {
    flex-direction: column;
    gap: 16px;
  }
}

/* ========================================
   Merit List (Membership)
   ======================================== */
.merit-list {
  margin: 24px 0;
}

.merit-item {
  display: flex;
  gap: 20px;
  align-items: start;
  padding: 20px 0;
  border-bottom: 1px solid var(--color-border);
}

.merit-item:last-child {
  border-bottom: none;
}

.merit-item__icon {
  width: 56px;
  height: 56px;
  background: var(--color-bg-alt);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  flex-shrink: 0;
}

.merit-item__content h3 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: var(--fw-heading);
  color: var(--color-primary-dark);
  margin-bottom: 4px;
  margin-top: 0;
}

.merit-item__content p {
  color: var(--color-text-light);
  font-size: 0.92rem;
  line-height: 1.7;
}

@media (max-width: 768px) {
  .merit-item {
    flex-direction: column;
    gap: 12px;
  }
}

/* ========================================
   Section Header Variants
   ======================================== */
.section-header--accent-line h2 {
  padding-left: 16px;
  border-left: 4px solid var(--color-accent);
  border-bottom: none;
  padding-bottom: 0;
}

/* ========================================
   Price Tag (extracted from inline)
   ======================================== */
.price-tag {
  font-weight: 600;
  color: var(--color-primary-dark);
}

/* ========================================
   Page Content Wide (Contact)
   ======================================== */
.page-content--wide {
  max-width: var(--container-max);
}

/* ========================================
   Section No Border H2
   ======================================== */
.section--no-border h2 {
  border-bottom: none;
  padding-bottom: 0;
}

/* ========================================
   Contact Card Header
   ======================================== */
.contact-card-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 8px;
}

.contact-card-header h3 {
  margin-bottom: 0;
  font-size: 1rem;
  margin-top: 0;
}

.contact-phone {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-primary-dark);
  font-family: var(--font-heading);
}

.contact-email-link {
  font-weight: 600;
  font-size: 1.05rem;
}

.contact-fax {
  font-weight: 600;
  color: var(--color-primary-dark);
}

.contact-privacy-note {
  font-size: var(--fs-small);
  color: var(--color-text-light);
}

.contact-access-title {
  margin-top: 28px;
}

/* ========================================
   Text Link with Arrow
   ======================================== */
.text-link-arrow {
  color: var(--color-primary);
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: 0.95rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: color var(--transition-base);
}

.text-link-arrow:hover {
  color: var(--color-primary-dark);
}

/* ========================================
   Utilities
   ======================================== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 16px; }
.mt-2 { margin-top: 32px; }
.mt-3 { margin-top: 48px; }
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 16px; }
.mb-2 { margin-bottom: 32px; }
.mb-3 { margin-bottom: 48px; }

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}

/* Single Post */
.single-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 32px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--color-border);
}

.single-meta__date {
  font-size: var(--fs-small);
  color: var(--color-text-muted);
}

.single-meta__category {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-primary);
  background: var(--color-bg-alt);
  padding: 2px 10px;
  border-radius: 3px;
}

.single-content {
  line-height: 2;
  color: var(--color-text);
}

.single-content h2 {
  margin-top: 40px;
  margin-bottom: 16px;
  font-size: 1.4rem;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--color-primary-light);
}

.single-content h3 {
  margin-top: 32px;
  margin-bottom: 12px;
  font-size: 1.15rem;
  color: var(--color-primary-dark);
}

.single-content p {
  margin-bottom: 16px;
}

.single-content img {
  max-width: 100%;
  height: auto;
  border-radius: var(--card-radius);
  margin: 24px 0;
}

.single-content ul,
.single-content ol {
  margin-bottom: 16px;
  padding-left: 24px;
}

.single-content li {
  margin-bottom: 6px;
}

.single-content blockquote {
  margin: 24px 0;
  padding: 16px 24px;
  border-left: 4px solid var(--color-primary-light);
  background: var(--color-bg-gray);
  border-radius: 0 var(--card-radius) var(--card-radius) 0;
  color: var(--color-text-light);
}

.single-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
}

.single-content table th,
.single-content table td {
  padding: 10px 14px;
  border: 1px solid var(--color-border);
  text-align: left;
}

.single-content table th {
  background: var(--color-bg-gray);
  font-weight: 600;
}

/* Post Navigation */
.single-nav {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
}

.single-nav__prev,
.single-nav__next {
  flex: 1;
  min-width: 0;
}

.single-nav__next {
  text-align: right;
}

.single-nav a {
  display: block;
  padding: 12px 16px;
  border-radius: var(--card-radius);
  transition: background var(--transition-base);
}

.single-nav a:hover {
  background: var(--color-bg-gray);
}

.single-nav__label {
  display: block;
  font-size: var(--fs-small);
  color: var(--color-text-muted);
  margin-bottom: 4px;
}

.single-nav__title {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-primary-dark);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

@media (max-width: 768px) {
  .single-nav {
    flex-direction: column;
  }

  .single-nav__next {
    text-align: left;
  }
}