/*
Theme Name: Kaigo Society Theme
Theme URI: https://example.com/kaigo-society
Author: Care Future Design
Author URI: https://example.com
Description: 介護の現場からよりよい社会を考える会の公式WordPressテーマ。介護事業所を応援し、介護職の社会的地位向上を目指すコミュニティサイト用テーマ。
Version: 1.0.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: kaigo-society
Tags: one-column, custom-menu, featured-images, translation-ready

介護の現場からよりよい社会を考える会 - 公式テーマ
*/

/* ===========================================
   CSS Variables
   =========================================== */
:root {
    --color-primary: #004B97;
    --color-primary-dark: #003366;
    --color-primary-light: #0066CC;
    --color-secondary: #1a5fb4;
    --color-white: #ffffff;
    --color-gray-50: #f8f9fa;
    --color-gray-100: #f1f3f5;
    --color-gray-200: #e9ecef;
    --color-gray-300: #dee2e6;
    --color-gray-400: #ced4da;
    --color-gray-500: #adb5bd;
    --color-gray-600: #6c757d;
    --color-gray-700: #495057;
    --color-gray-800: #343a40;
    --color-gray-900: #212529;
    --color-navy: #1e3a5f;
    --color-navy-dark: #0f1f33;
    --color-accent: #00a0e9;
    --color-success: #28a745;
    --color-warning: #ffc107;

    --font-primary: 'Noto Sans JP', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', Meiryo, sans-serif;

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.2);

    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;

    --header-height: 80px;
    --container-max: 1200px;
}

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

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

body {
    font-family: var(--font-primary);
    font-weight: 400;
    line-height: 1.8;
    color: var(--color-gray-800);
    background-color: var(--color-white);
    overflow-x: hidden;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-fast);
}

ul,
ol {
    list-style: none;
}

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

address {
    font-style: normal;
}

/* ===========================================
   Utility Classes
   =========================================== */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

.py-section {
    padding: 80px 0;
}

.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;
}

.sp-br {
    display: none;
}

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

/* ===========================================
   Animations
   =========================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes scrollLine {
    0% {
        transform: scaleY(0);
        transform-origin: top;
    }

    50% {
        transform: scaleY(1);
        transform-origin: top;
    }

    50.1% {
        transform-origin: bottom;
    }

    100% {
        transform: scaleY(0);
        transform-origin: bottom;
    }
}

.fade-in {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===========================================
   Buttons
   =========================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 32px;
    font-size: 0.95rem;
    font-weight: 500;
    border-radius: 4px;
    border: none;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.btn-primary {
    background: var(--color-primary);
    color: var(--color-white);
}

.btn-primary:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

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

.btn-accent {
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-primary-light) 100%);
    color: var(--color-white);
}

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

.btn-large {
    padding: 18px 48px;
    font-size: 1.1rem;
}

/* ===========================================
   Header
   =========================================== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: none;
    transition: box-shadow var(--transition-normal), background var(--transition-normal);
}

.site-header.scrolled {
    box-shadow: var(--shadow-md);
    background: rgba(255, 255, 255, 0.98);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

.site-branding {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.site-title {
    margin: 0;
}

.site-title-link {
    display: flex;
    flex-direction: column;
    color: inherit;
    line-height: 1.2;
}

.site-title-prefix {
    font-size: 0.75rem;
    font-weight: 500;
    margin-bottom: 2px;
}

.site-title-main {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-primary);
    letter-spacing: 0.05em;
}

.site-description {
    font-size: 0.65rem;
    font-weight: 500;
    color: var(--color-gray-500);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin: 4px 0 0;
}

/* Navigation */
.main-navigation {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-menu {
    display: flex;
    gap: 32px;
    align-items: center;
}

.nav-item a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-gray-700);
    padding: 8px 0;
    position: relative;
}

.nav-item a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: width var(--transition-normal);
}

.nav-item a:hover::after {
    width: 100%;
}

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

/* Header CTA Button - Hierarchy */
.nav-item-cta a {
    background: var(--color-primary);
    color: var(--color-white) !important;
    padding: 12px 28px !important;
    border-radius: 50px;
    font-weight: 700;
    box-shadow: 0 4px 15px rgba(0, 75, 151, 0.2);
    transition: all 0.3s ease;
    margin-left: 10px;
}

.nav-item-cta a:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 75, 151, 0.3);
}

.nav-item-cta a::after {
    display: none !important;
}

/* Hamburger Menu */
.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 6px;
    width: 32px;
    height: 32px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1001;
}

.menu-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--color-gray-700);
    transition: transform var(--transition-normal), opacity var(--transition-normal);
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 6px);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -6px);
}

/* ===========================================
   Hero Section
   =========================================== */
.hero-section {
    position: relative;
    height: 100vh;
    min-height: 600px;
    overflow: hidden;
}

.hero-slider {
    width: 100%;
    height: 100%;
}

.hero-slider .swiper-slide {
    position: relative;
}

.slide-image {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    transform: scale(1.05);
    transition: transform 8s ease;
}

.swiper-slide-active .slide-image {
    transform: scale(1);
}

.slide-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg,
            rgba(0, 75, 151, 0.75) 0%,
            rgba(30, 58, 95, 0.65) 100%);
}

.slide-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: var(--color-white);
    z-index: 10;
    width: 90%;
    max-width: 800px;
}

.slide-title {
    font-size: clamp(1.6rem, 3.8vw, 2.6rem);
    font-weight: 700;
    line-height: 1.4;
    margin-bottom: 20px;
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
    letter-spacing: 0.05em;
}

.slide-subtitle {
    font-size: clamp(1rem, 2vw, 1.3rem);
    font-weight: 400;
    opacity: 0.95;
    text-shadow: 0 1px 10px rgba(0, 0, 0, 0.3);
    margin-bottom: 30px;
}

.hero-cta {
    margin-top: 20px;
}

/* Swiper Navigation */
.hero-slider .swiper-button-prev,
.hero-slider .swiper-button-next {
    color: var(--color-white);
    opacity: 0.7;
    transition: opacity var(--transition-fast);
}

.hero-slider .swiper-button-prev:hover,
.hero-slider .swiper-button-next:hover {
    opacity: 1;
}

.hero-slider .swiper-pagination-bullet {
    background: var(--color-white);
    opacity: 0.5;
    width: 12px;
    height: 12px;
}

.hero-slider .swiper-pagination-bullet-active {
    opacity: 1;
    background: var(--color-white);
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: var(--color-white);
    z-index: 10;
}

.scroll-indicator span {
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    opacity: 0.8;
}

.scroll-line {
    width: 1px;
    height: 50px;
    background: rgba(255, 255, 255, 0.3);
    position: relative;
    overflow: hidden;
}

.scroll-line::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--color-white);
    animation: scrollLine 2s infinite;
}

/* ===========================================
   Section Common Styles
   =========================================== */
.section-header {
    text-align: center;
    margin-bottom: 48px;
}

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

.section-label {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-primary);
    letter-spacing: 0.1em;
    margin-bottom: 12px;
}

.section-title {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
    color: var(--color-gray-900);
    line-height: 1.4;
}

/* ===========================================
   Outline (Mission) Section
   =========================================== */
.outline-section {
    padding: 120px 0;
    background: var(--color-white);
}

.outline-content {
    max-width: 900px;
    margin: 0 auto 48px;
}

.outline-text {
    font-size: 1rem;
    line-height: 2;
    color: var(--color-gray-700);
    margin-bottom: 24px;
}

.outline-text:last-child {
    margin-bottom: 0;
}

.outline-text strong {
    color: var(--color-primary);
    font-weight: 500;
}

.outline-mission {
    background: linear-gradient(135deg, var(--color-gray-50) 0%, var(--color-white) 100%);
    border-left: 4px solid var(--color-primary);
    padding: 32px 40px;
    margin: 40px 0;
    border-radius: 0 8px 8px 0;
}

.outline-mission p {
    font-size: 1.2rem;
    font-weight: 500;
    color: var(--color-primary-dark);
    line-height: 1.8;
    margin: 0;
}

.outline-badge {
    text-align: center;
    padding: 24px;
    background: var(--color-gray-50);
    border-radius: 8px;
}

.outline-badge p {
    font-size: 0.9rem;
    color: var(--color-gray-600);
}

/* ===========================================
   Seminars Section
   =========================================== */
.seminars-section {
    padding: 120px 0;
    background: linear-gradient(180deg, var(--color-gray-50) 0%, var(--color-white) 100%);
}

.seminars-intro {
    text-align: center;
    font-size: 1rem;
    color: var(--color-gray-600);
    margin-bottom: 60px;
    line-height: 1.8;
}

.seminars-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.seminar-card {
    background: var(--color-white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.seminar-card:hover,
.seminar-card-link:hover .seminar-card {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.seminar-icon {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.seminar-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.seminar-card:hover .seminar-icon img,
.seminar-card-link:hover .seminar-icon img {
    transform: scale(1.1);
}

.seminar-content {
    padding: 28px;
}

.seminar-label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--color-white);
    background: var(--color-primary);
    padding: 6px 14px;
    border-radius: 20px;
    letter-spacing: 0.05em;
    margin-bottom: 16px;
}

.seminar-card-link:hover .seminar-btn {
    background: var(--color-primary);
    color: var(--color-white) !important;
}

.seminar-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: 12px;
}

.seminar-desc {
    font-size: 0.95rem;
    color: var(--color-gray-600);
    line-height: 1.8;
    margin-bottom: 24px;
}

.seminar-btn {
    display: inline-block;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-primary);
    padding: 12px 28px;
    border: 2px solid var(--color-primary);
    border-radius: 4px;
    transition: all var(--transition-fast);
}

.seminar-btn:hover {
    background: var(--color-primary);
    color: var(--color-white);
}

/* ===========================================
   Membership Section
   =========================================== */
.membership-section {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-navy) 100%);
    color: var(--color-white);
    text-align: center;
}

.membership-section .section-label {
    color: rgba(255, 255, 255, 0.8);
}

.membership-section .section-title {
    color: var(--color-white);
}

.membership-content {
    max-width: 700px;
    margin: 0 auto;
}

.membership-text {
    font-size: 1.1rem;
    line-height: 2;
    opacity: 0.95;
    margin-bottom: 40px;
}

.membership-features {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.membership-feature {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1rem;
}

.membership-feature-icon {
    width: 48px;
    height: 48px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
}

.membership-cta {
    background: var(--color-white);
    color: var(--color-primary);
    padding: 18px 48px;
    font-size: 1.1rem;
    font-weight: 700;
    border-radius: 50px;
    transition: all var(--transition-normal);
}

.membership-cta:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.membership-note {
    margin-top: 20px;
    font-size: 0.85rem;
    opacity: 0.7;
}

/* 会員特典 */
.membership-benefits {
    margin: 40px auto 48px;
    max-width: 760px;
}

.membership-benefits-label {
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    opacity: 0.9;
    margin-bottom: 24px;
}

.membership-benefits-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    text-align: left;
}

.membership-benefit-card {
    background: var(--color-white);
    border-radius: 12px;
    padding: 0;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.benefit-image {
    width: 100%;
    height: 180px;
    background: var(--color-white);
    overflow: hidden;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.benefit-image img {
    max-width: 100%;
    max-height: 100%;
}

/* セミナー画像用：枠線を画面外に押し出して見えなくする */
.img-seminar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: scale(1.10);
    /* 確実に罫線をカットするため1.10に拡大 */
}

/* チャット画像用：見切れないように全体を収め、上下左右に少し余白を持たせる */
.img-chat img {
    width: auto;
    height: 100%;
    object-fit: contain;
    padding: 15px;
    /* 見切れ防止の余白を少し増やす */
}

.benefit-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-gray-900);
    margin: 24px 28px 12px;
    line-height: 1.5;
}

.benefit-desc {
    font-size: 0.95rem;
    line-height: 1.8;
    color: var(--color-gray-700);
    margin: 0 28px 28px;
}

@media (max-width: 600px) {
    .membership-benefits-grid {
        grid-template-columns: 1fr;
    }
}

/* ===========================================
   News Section
   =========================================== */
.news-section {
    padding: 100px 0;
    background: var(--color-gray-50);
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 60px;
}

.news-column .section-header {
    margin-bottom: 24px;
}

.news-list {
    margin-top: 24px;
}

.news-item {
    display: flex;
    gap: 20px;
    padding: 20px 0;
    border-bottom: 1px solid var(--color-gray-200);
}

.news-item:first-child {
    padding-top: 0;
}

.news-date {
    font-size: 0.85rem;
    color: var(--color-gray-500);
    min-width: 100px;
    font-weight: 500;
}

.news-link {
    font-size: 0.95rem;
    color: var(--color-gray-700);
    line-height: 1.6;
    transition: color var(--transition-fast);
}

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

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

/* ===========================================
   Footer
   =========================================== */
.site-footer {
    width: 100%;
    background: linear-gradient(180deg, var(--color-navy) 0%, var(--color-navy-dark) 100%);
    color: var(--color-white);
    padding: 80px 0 40px;
}

.footer-main {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-branding {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-bottom: 24px;
}

.footer-logo {
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: 0.05em;
}

.footer-tagline {
    font-size: 0.7rem;
    opacity: 0.7;
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

.footer-address {
    font-size: 0.9rem;
    line-height: 1.8;
    opacity: 0.85;
}

.footer-actions {
    text-align: right;
}

.footer-cta {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: var(--color-primary);
    color: var(--color-white);
    padding: 16px 32px;
    border-radius: 4px;
    font-size: 0.95rem;
    font-weight: 500;
    margin-bottom: 16px;
    transition: background var(--transition-fast);
}

.footer-cta:hover {
    background: var(--color-primary-light);
}

.footer-membership-cta {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: var(--color-accent);
    color: var(--color-white);
    padding: 16px 32px;
    border-radius: 4px;
    font-size: 0.95rem;
    font-weight: 500;
    margin-bottom: 24px;
    transition: all var(--transition-fast);
}

.footer-membership-cta:hover {
    background: var(--color-primary-light);
    transform: translateY(-2px);
}

.footer-nav {
    display: flex;
    gap: 24px;
    justify-content: flex-end;
}

.footer-nav a {
    font-size: 0.85rem;
    opacity: 0.75;
    transition: opacity var(--transition-fast);
}

.footer-nav a:hover {
    opacity: 1;
}

.footer-bottom {
    text-align: center;
    padding-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.copyright {
    font-size: 0.8rem;
    opacity: 0.6;
}

/* ===========================================
   WordPress Specific Styles
   =========================================== */
.wp-block-image img {
    max-width: 100%;
    height: auto;
}

.aligncenter {
    display: block;
    margin-left: auto;
    margin-right: auto;
}

.alignleft {
    float: left;
    margin-right: 1.5em;
}

.alignright {
    float: right;
    margin-left: 1.5em;
}

/* ===========================================
   Responsive Design
   =========================================== */
@media (max-width: 1024px) {
    .seminars-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 24px;
    }
}

@media (max-width: 900px) {
    .seminars-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    :root {
        --header-height: 70px;
    }

    /* Header Mobile */
    .menu-toggle {
        display: flex;
    }

    .main-navigation {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        background: var(--color-white);
        padding: 100px 40px 40px;
        box-shadow: var(--shadow-xl);
        transition: right var(--transition-normal);
        flex-direction: column;
        align-items: flex-start;
    }

    .main-navigation.active {
        right: 0;
    }

    .nav-menu {
        flex-direction: column;
        gap: 0;
        width: 100%;
    }

    .nav-menu li {
        width: 100%;
    }

    .nav-menu li a {
        display: block;
        padding: 16px 0;
        border-bottom: 1px solid var(--color-gray-100);
        font-size: 1rem;
    }

    .header-cta {
        margin-top: 20px;
        text-align: center;
        width: 100%;
    }

    /* Hero Mobile */
    .slide-title {
        font-size: 1.8rem;
    }

    .slide-subtitle {
        font-size: 0.95rem;
    }

    .hero-slider .swiper-button-prev,
    .hero-slider .swiper-button-next {
        display: none;
    }

    /* Sections Mobile */
    .outline-section,
    .seminars-section {
        padding: 80px 0;
    }

    .outline-mission {
        padding: 24px;
    }

    .outline-mission p {
        font-size: 1rem;
    }

    /* Seminars Mobile */
    .seminars-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    /* Membership Mobile */
    .membership-section {
        padding: 80px 0;
    }

    .membership-features {
        flex-direction: column;
        gap: 20px;
    }

    /* News Mobile */
    .news-section {
        padding: 80px 0;
    }

    .news-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .news-item {
        flex-direction: column;
        gap: 8px;
    }

    /* Footer Mobile */
    .site-footer {
        padding: 60px 0 30px;
    }

    .footer-main {
        flex-direction: column;
        gap: 40px;
    }

    .footer-actions {
        text-align: left;
        width: 100%;
    }

    .footer-cta,
    .footer-membership-cta {
        width: 100%;
        justify-content: center;
    }

    .footer-nav {
        justify-content: flex-start;
        flex-wrap: wrap;
        gap: 16px;
    }
}

@media (max-width: 480px) {
    .site-title-main {
        font-size: 0.85rem;
    }

    .site-title-prefix {
        font-size: 0.65rem;
    }

    .site-description {
        font-size: 0.55rem;
        margin-top: 2px;
    }

    .footer-logo {
        font-size: 0.85rem;
    }

    .section-title {
        font-size: 1.3rem;
    }
}

/* ===========================================
   Page Headers
   =========================================== */
.page-header-section {
    position: relative;
    width: 100%;
    height: 300px;
    background-size: cover;
    background-position: center;
    color: var(--color-white);
    display: flex;
    align-items: center;
    text-align: center;
    margin-top: var(--header-height);
    margin-bottom: 80px;
}

.page-header-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 75, 151, 0.7);
}

.page-header-section .container {
    position: relative;
    z-index: 1;
}

.page-title-large {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    margin-bottom: 10px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.page-subtitle {
    font-size: 1rem;
    letter-spacing: 0.2em;
    opacity: 0.9;
    font-weight: 500;
}

/* ===========================================
   Profile Section (About)
   =========================================== */
.representative-profile {
    display: flex;
    gap: 60px;
    align-items: flex-start;
    margin-bottom: 80px;
}

.representative-image {
    flex: 0 0 350px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.representative-content {
    flex: 1;
}

.representative-name {
    margin-bottom: 30px;
    border-bottom: 2px solid var(--color-primary);
    padding-bottom: 15px;
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 15px;
}

.representative-name .position {
    display: block;
    width: 100%;
    font-size: 0.9rem;
    color: var(--color-gray-600);
    margin-bottom: 5px;
    font-weight: 500;
}

.representative-name {
    font-size: 1.8rem;
    font-weight: 700;
}

.representative-name .name-en {
    font-size: 1rem;
    color: var(--color-gray-500);
    font-weight: 400;
}

.representative-message p {
    margin-bottom: 24px;
    font-size: 1.05rem;
    line-height: 2;
    color: var(--color-gray-700);
}

.message-signature {
    text-align: right;
    margin-top: 40px;
    font-weight: 700;
    font-size: 1.1rem;
}

/* ===========================================
   Organization Table (About)
   =========================================== */
.organization-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 60px;
}

.organization-table th,
.organization-table td {
    padding: 20px;
    border-bottom: 1px solid var(--color-gray-200);
    text-align: left;
}

.organization-table th {
    width: 25%;
    color: var(--color-primary);
    font-weight: 700;
    vertical-align: top;
    background: var(--color-gray-50);
}

.organization-table td {
    color: var(--color-gray-700);
}

/* ===========================================
   Representative Vertical Layout (About)
   =========================================== */
.representative-profile-vertical {
    display: flex;
    flex-direction: column;
    align-items: center;
    max-width: 800px;
    margin: 0 auto 80px;
}

.representative-image-center {
    width: 220px;
    height: 220px;
    border-radius: 50%;
    overflow: hidden;
    margin-bottom: 32px;
    box-shadow: var(--shadow-lg);
    border: 4px solid var(--color-primary);
    flex-shrink: 0;
}

.representative-image-center img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
}

.representative-header-center {
    text-align: center;
    margin-bottom: 32px;
}

.representative-header-center .position {
    display: block;
    font-size: 0.9rem;
    color: var(--color-gray-600);
    font-weight: 500;
    margin-bottom: 10px;
}

.representative-name-center {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-gray-900);
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

.representative-name-center .name-en {
    font-size: 1rem;
    color: var(--color-gray-500);
    font-weight: 400;
}

.representative-divider {
    width: 60px;
    height: 3px;
    background: var(--color-primary);
    margin-bottom: 40px;
    border-radius: 2px;
}

.representative-message-center {
    width: 100%;
    text-align: left;
}

.representative-message-center p {
    margin-bottom: 24px;
    font-size: 1.05rem;
    line-height: 2;
    color: var(--color-gray-700);
}

.representative-message-center .message-signature {
    text-align: right;
    margin-top: 40px;
    font-weight: 700;
    font-size: 1.1rem;
}

/* ===========================================
   Join Page
   =========================================== */
.join-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 60px;
    font-size: 1.1rem;
    line-height: 2;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 100px;
}

.benefit-card {
    background: var(--color-white);
    padding: 40px 30px;
    border-radius: 12px;
    text-align: center;
    box-shadow: var(--shadow-md);
    border-top: 5px solid var(--color-primary);
}

.benefit-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.benefit-title {
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: var(--color-primary);
}

.benefit-desc {
    color: var(--color-gray-600);
    line-height: 1.6;
}

/* Plans */
.plans-container {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 100px;
    align-items: stretch;
}

.plans-container .plan-card {
    flex: 0 0 340px;
    max-width: 340px;
}

.plan-card {
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: 12px;
    padding: 40px 30px;
    text-align: center;
    transition: transform var(--transition-normal);
}

.plan-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.plan-featured {
    border: 2px solid var(--color-primary);
    box-shadow: var(--shadow-lg);
    transform: scale(1.05);
    z-index: 1;
    position: relative;
    background: linear-gradient(180deg, var(--color-primary-light) 0%, var(--color-primary) 100%);
    color: var(--color-white);
}

.plan-featured .plan-title,
.plan-featured .price-amount,
.plan-featured .price-unit,
.plan-featured .plan-features li {
    color: var(--color-white);
}

.plan-featured .plan-features li {
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.plan-title {
    font-size: 1.4rem;
    margin-bottom: 20px;
    font-weight: 700;
}

.plan-price {
    margin-bottom: 30px;
    font-size: 1rem;
}

.price-amount {
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1;
}

.price-unit {
    color: var(--color-gray-500);
    font-size: 0.9rem;
}

.price-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
}

.plan-features {
    text-align: left;
    margin: 0;
    padding: 0;
}

.plan-features li {
    padding: 12px 0;
    border-bottom: 1px solid var(--color-gray-100);
    font-size: 0.95rem;
    position: relative;
    padding-left: 20px;
}

.plan-features li::before {
    content: '✔';
    position: absolute;
    left: 0;
    color: var(--color-success);
}

.plan-featured .plan-features li::before {
    color: var(--color-white);
}

/* Forms */
.form-container {
    max-width: 800px;
    margin: 0 auto;
    background: var(--color-gray-50);
    padding: 60px;
    border-radius: 12px;
}

.form-notice {
    text-align: center;
    margin-bottom: 40px;
    color: var(--color-gray-700);
}

.required-mark {
    background: #dc3545;
    color: white;
    font-size: 0.7rem;
    padding: 2px 6px;
    border-radius: 3px;
    vertical-align: middle;
    margin-left: 5px;
}

.form-group {
    margin-bottom: 24px;
}

.form-label {
    display: block;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--color-gray-800);
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--color-gray-300);
    border-radius: 4px;
    font-size: 1rem;
    transition: border-color var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0, 75, 151, 0.1);
}

.w-small {
    width: 200px;
    max-width: 100%;
}

.form-radio-group {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.form-radio-group label {
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
}

.form-consent {
    text-align: center;
    margin: 30px 0;
}

.form-submit {
    text-align: center;
    margin-top: 40px;
    margin-bottom: 80px;
}

/* ===========================================
   Single Seminar Page
   =========================================== */
article.single-seminar {
    max-width: 800px;
    margin: 0 auto 80px;
}

.seminar-single-header {
    margin-bottom: 32px;
    padding-bottom: 24px;
    border-bottom: 2px solid var(--color-gray-100);
}

.seminar-single-title {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
    color: var(--color-gray-900);
    line-height: 1.4;
    margin: 16px 0;
}

.seminar-single-meta {
    display: flex;
    gap: 16px;
    align-items: center;
    color: var(--color-gray-600);
    font-size: 0.95rem;
}

.seminar-single-date {
    display: inline-flex;
    align-items: center;
    background: rgba(var(--color-primary-rgb, 14, 116, 178), 0.08);
    color: var(--color-primary);
    padding: 6px 12px;
    border-radius: 6px;
    font-weight: 600;
}

.seminar-single-thumbnail {
    margin-bottom: 40px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.seminar-single-thumbnail img {
    width: 100%;
    height: auto;
    display: block;
}

.seminar-single-content {
    font-size: 1.05rem;
    line-height: 2;
    color: var(--color-gray-700);
    margin-bottom: 60px;
}

.seminar-single-content p {
    margin-bottom: 1.6em;
}

.seminar-single-content h2 {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--color-primary);
    margin: 2em 0 1em;
    padding-left: 12px;
    border-left: 4px solid var(--color-primary);
}

.seminar-single-content h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin: 1.8em 0 0.8em;
}

.seminar-single-content img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin: 1em 0;
}

.seminar-single-cta {
    background: var(--color-gray-50);
    padding: 40px;
    border-radius: 12px;
    text-align: center;
    margin: 60px 0;
}

.seminar-single-cta p {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-gray-900);
    margin-bottom: 24px;
}

/* ===========================================
   Seminar Category Archive Page
   =========================================== */
.seminar-cat-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
    margin: 40px 0 32px;
}

.seminar-cat-nav-item {
    display: inline-block;
    padding: 8px 24px;
    border: 2px solid var(--color-primary);
    border-radius: 50px;
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: all var(--transition-fast);
}

.seminar-cat-nav-item:hover,
.seminar-cat-nav-item.is-active {
    background: var(--color-primary);
    color: #fff;
}

.seminar-cat-desc {
    text-align: center;
    color: var(--color-gray-600);
    font-size: 1rem;
    line-height: 1.8;
    margin-bottom: 40px;
}

.seminar-date-badge {
    display: inline-block;
    font-size: 0.82rem;
    color: var(--color-primary);
    background: rgba(var(--color-primary-rgb, 14, 116, 178), 0.08);
    border-radius: 4px;
    padding: 2px 10px;
    margin-bottom: 8px;
    font-weight: 600;
}

.seminars-empty {
    text-align: center;
    color: var(--color-gray-400);
    font-size: 1rem;
    padding: 60px 0;
    grid-column: 1 / -1;
}

/* ===========================================
   Single Activity Report Page
   =========================================== */
article.single-report {
    max-width: 800px;
    margin: 0 auto 80px;
}

.breadcrumb {
    font-size: 0.85rem;
    color: var(--color-gray-500);
    margin-bottom: 40px;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 6px;
}

.breadcrumb a {
    color: var(--color-primary);
    text-decoration: none;
}

.breadcrumb a:hover {
    text-decoration: underline;
}

.breadcrumb-sep {
    color: var(--color-gray-400);
}

.report-header {
    margin-bottom: 32px;
    padding-bottom: 24px;
    border-bottom: 2px solid var(--color-gray-100);
}

.report-date {
    display: block;
    font-size: 0.9rem;
    color: var(--color-gray-500);
    margin-bottom: 12px;
    font-weight: 500;
}

.report-title {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
    color: var(--color-gray-900);
    line-height: 1.4;
}

.report-thumbnail {
    margin-bottom: 40px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.report-thumbnail img {
    width: 100%;
    height: auto;
    display: block;
}

.report-content {
    font-size: 1.05rem;
    line-height: 2;
    color: var(--color-gray-700);
    margin-bottom: 60px;
}

.report-content p {
    margin-bottom: 1.6em;
}

.report-content h2 {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--color-primary);
    margin: 2em 0 1em;
    padding-left: 12px;
    border-left: 4px solid var(--color-primary);
}

.report-content h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin: 1.8em 0 0.8em;
}

.report-content img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin: 1em 0;
}

.report-navigation {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    padding-top: 40px;
    border-top: 1px solid var(--color-gray-200);
    flex-wrap: wrap;
}

.report-nav-prev,
.report-nav-next {
    flex: 1;
    min-width: 0;
}

.report-nav-next {
    text-align: right;
}

.report-nav-back {
    flex-shrink: 0;
}

.report-nav-link {
    display: flex;
    flex-direction: column;
    gap: 4px;
    text-decoration: none;
    color: var(--color-gray-700);
    transition: color var(--transition-fast);
}

.report-nav-link:hover {
    color: var(--color-primary);
}

.report-nav-link .nav-label {
    font-size: 0.8rem;
    color: var(--color-gray-400);
    font-weight: 500;
}

.report-nav-link .nav-title {
    font-size: 0.9rem;
    font-weight: 600;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.report-nav-link--next .nav-title {
    text-align: right;
}

@media (max-width: 600px) {
    .report-navigation {
        flex-direction: column;
        align-items: stretch;
        text-align: center;
    }

    .report-nav-next {
        text-align: center;
    }

    .report-nav-link--next .nav-title {
        text-align: center;
    }
}

/* ===========================================
   Responsive Pages
   =========================================== */
@media (max-width: 900px) {
    .representative-profile {
        flex-direction: column;
        gap: 30px;
    }

    .representative-image {
        flex: 0 0 auto;
        width: 100%;
        max-width: 400px;
        margin: 0 auto;
    }

    .plans-container {
        flex-direction: column;
        align-items: center;
    }

    .plans-container .plan-card {
        flex: 0 0 auto;
        width: 100%;
        max-width: 500px;
    }

    .plan-featured {
        transform: scale(1);
    }
}

@media (max-width: 600px) {

    .organization-table th,
    .organization-table td {
        display: block;
        width: 100%;
    }

    .organization-table th {
        background: transparent;
        border-bottom: none;
        padding-bottom: 5px;
    }

    .organization-table td {
        padding-top: 0;
    }

    .form-container {
        padding: 30px 20px;
    }
}

/* ===========================================
   Page & Refactor Specific Styles
   =========================================== */
.text-center {
    text-align: center;
}

.mt-section {
    margin-top: 4rem;
}

.section-cta {
    margin-top: 3rem;
    text-align: center;
}

.outline-text-summary {
    max-width: 800px;
    margin: 0 auto 3rem;
    font-size: 1.15rem;
    line-height: 2;
    color: var(--color-gray-700);
}

/* About Summary Section */
.about-summary-section {
    padding: 120px 0;
    background-color: var(--color-gray-50);
}

.about-summary-flex {
    display: flex;
    align-items: center;
    gap: 60px;
}

.about-summary-image {
    flex: 0 0 45%;
}

.about-summary-image img {
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
}

.about-summary-content {
    flex: 1;
}

.about-summary-text {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 30px;
    color: var(--color-gray-700);
}

/* Page Common Styles */
.page-header {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-navy) 100%);
    color: var(--color-white);
    text-align: center;
    margin-top: var(--header-height);
}

.page-label {
    display: inline-block;
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    margin-bottom: 12px;
    color: rgba(255, 255, 255, 0.8);
}

.page-title {
    font-size: 3rem;
    font-weight: 700;
}

.page-content {
    padding: 120px 0;
}

.container-narrow {
    max-width: 800px;
}

.page-cta-box {
    margin-top: 80px;
    padding: 60px;
    background-color: var(--color-gray-50);
    border-radius: 12px;
    text-align: center;
}

.page-cta-box h3 {
    font-size: 1.8rem;
    margin-bottom: 16px;
    color: var(--color-primary);
}

.page-cta-box p {
    margin-bottom: 32px;
    color: var(--color-gray-600);
}

/* Contact Page Specific */
.contact-intro {
    text-align: center;
    margin-bottom: 60px;
    font-size: 1.1rem;
}

.contact-info-box {
    margin-top: 30px;
    padding: 30px;
    background: var(--color-white);
    border-radius: 8px;
    box-shadow: var(--shadow-md);
    display: inline-block;
}

.contact-phone {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 10px;
}

/* Form Placeholder Styling */
.placeholder-form {
    background: var(--color-white);
    padding: 48px;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
}

.form-group {
    margin-bottom: 24px;
    text-align: left;
}

.form-group label {
    display: block;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--color-gray-800);
}

.required {
    color: #e74c3c;
    font-size: 0.8rem;
    margin-left: 4px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--color-gray-300);
    border-radius: 4px;
    font-family: inherit;
    font-size: 1rem;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0, 75, 151, 0.1);
}

.form-submit {
    margin-top: 40px;
    text-align: center;
}

.privacy-note {
    margin-top: 20px;
    font-size: 0.85rem;
    color: var(--color-gray-500);
}

/* Responsiveness adjustments */
@media (max-width: 768px) {
    .about-summary-flex {
        flex-direction: column;
        gap: 40px;
    }

    .about-summary-image {
        flex: 0 0 100%;
    }

    .page-title {
        font-size: 2.2rem;
    }

    .page-content {
        padding: 80px 0;
    }

    .placeholder-form {
        padding: 30px 20px;
    }
}

/* ===========================================
   Seminar Card – Fix button to bottom
   =========================================== */
.seminar-card {
    display: flex;
    flex-direction: column;
}

.seminar-content {
    display: flex;
    flex-direction: column;
    flex: 1;
}

.seminar-desc {
    flex: 1;
}

.seminar-btn {
    margin-top: auto;
    align-self: flex-start;
}

/* ===========================================
   Form Feedback Messages
   =========================================== */
.form-message {
    padding: 16px 24px;
    border-radius: 8px;
    margin-bottom: 32px;
    font-size: 0.95rem;
    font-weight: 500;
}

.form-message--success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.form-message--error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* ===========================================
   Seminar Calendar
   =========================================== */
.seminar-calendar {
    background: var(--color-white);
    border-radius: 12px;
    border: 1px solid var(--color-gray-200);
    overflow: hidden;
}

.calendar-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--color-primary);
    padding: 14px 20px;
}

.cal-month-label {
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-white);
    letter-spacing: 0.05em;
}

.cal-prev,
.cal-next {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: var(--color-white);
    font-size: 1.4rem;
    line-height: 1;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition-fast);
}

.cal-prev:hover,
.cal-next:hover {
    background: rgba(255, 255, 255, 0.35);
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    border-bottom: 1px solid var(--color-gray-200);
}

.cal-day-header {
    text-align: center;
    font-size: 0.72rem;
    font-weight: 700;
    padding: 10px 4px;
    color: var(--color-gray-500);
    letter-spacing: 0.05em;
    border-bottom: 1px solid var(--color-gray-200);
}

.cal-day-header.sun {
    color: #e53e3e;
}

.cal-day-header.sat {
    color: #3182ce;
}

.cal-cell {
    min-height: 44px;
    padding: 6px 4px;
    text-align: center;
    font-size: 0.85rem;
    position: relative;
    cursor: default;
    border: 1px solid transparent;
}

.cal-cell.other-month {
    color: var(--color-gray-400);
}

.cal-cell.today .cal-date {
    background: var(--color-primary);
    color: var(--color-white);
    border-radius: 50%;
    display: inline-flex;
    width: 26px;
    height: 26px;
    align-items: center;
    justify-content: center;
}

.cal-cell.has-event {
    cursor: pointer;
}

.cal-cell.has-event:hover {
    background: var(--color-gray-50);
}

.cal-event-dot {
    display: block;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--color-accent);
    margin: 2px auto 0;
}

.calendar-events {
    padding: 12px 16px;
    min-height: 48px;
    font-size: 0.85rem;
    color: var(--color-gray-700);
    border-top: 1px solid var(--color-gray-100);
}

.calendar-events .cal-event-list {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.calendar-events .cal-event-item a {
    color: var(--color-primary);
    text-decoration: underline;
    transition: color var(--transition-fast);
}

.calendar-events .cal-event-item a:hover {
    color: var(--color-primary-dark);
}

.calendar-events .cal-no-event {
    color: var(--color-gray-400);
    font-size: 0.8rem;
    text-align: center;
    padding: 8px 0;
}