/*
Theme Name: HIP Theme
Theme URI: https://github.com/kf19900831/hip-dev
Author: Antigravity
Description: Custom theme based on HIP Mockup v2
Version: 1.0.0
*/
        :root {
            /* 現行サイトに合わせたカラーパレット */
            --primary-navy: #1a2b4a;
            --primary-navy-light: #2d4a6f;
            --accent-navy: #3d5a80;
            --text-dark: #333333;
            --text-medium: #555555;
            --text-light: #888888;
            --bg-white: #ffffff;
            --bg-cream: #f9f9f7;
            --bg-light-gray: #f5f5f3;
            --bg-section: #f0f0ee;
            --border-light: #e0e0de;
            --accent-blue: #4a90a4;
            
            /* タイポグラフィ */
            --font-serif: 'Noto Serif JP', serif;
            --font-sans: 'Noto Sans JP', sans-serif;
            
            /* スペーシング */
            --section-padding: 100px;
            --container-width: 1100px;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            font-weight: 400;
            line-height: 2;
            color: var(--text-dark);
            background-color: var(--bg-white);
            font-feature-settings: "palt";
            letter-spacing: 0.04em;
            font-size: 15px;
        }

        /* ===== HEADER ===== */
        header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.98);
            border-bottom: 1px solid var(--border-light);
            transition: all 0.3s ease;
        }

        .header-inner {
            max-width: var(--container-width);
            margin: 0 auto;
            padding: 0 30px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 70px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 12px;
            text-decoration: none;
        }

        .logo-icon {
            width: 36px;
            height: 36px;
        }

        .logo-icon svg {
            width: 100%;
            height: 100%;
        }

        .logo-text {
            font-family: var(--font-sans);
            font-size: 11px;
            color: var(--text-medium);
            letter-spacing: 0.05em;
            line-height: 1.4;
        }

        nav {
            display: flex;
            align-items: center;
            gap: 0;
        }

        nav a {
            text-decoration: none;
            color: var(--text-dark);
            font-size: 13px;
            font-weight: 500;
            padding: 8px 18px;
            transition: all 0.2s ease;
            position: relative;
        }

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

        nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            width: 0;
            height: 2px;
            background: var(--primary-navy);
            transition: all 0.3s ease;
            transform: translateX(-50%);
        }

        nav a:hover::after {
            width: 60%;
        }

        nav a.nav-contact {
            background: var(--primary-navy);
            color: white;
            border-radius: 4px;
            margin-left: 16px;
            padding: 10px 20px;
        }

        nav a.nav-contact:hover {
            background: var(--primary-navy-light);
            color: white;
        }

        nav a.nav-contact::after {
            display: none;
        }

        /* ===== HERO SECTION ===== */
        .hero {
            min-height: 70vh;
            display: flex;
            align-items: center;
            position: relative;
            overflow: hidden;
            background: linear-gradient(135deg, #e8ecf1 0%, #d4dce6 100%);
            padding-top: 70px;
        }

        .hero-bg {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.3'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
            opacity: 0.5;
        }

        .hero-content {
            max-width: var(--container-width);
            margin: 0 auto;
            padding: 60px 30px;
            position: relative;
            z-index: 1;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }

        .hero-text h1 {
            font-family: var(--font-serif);
            font-size: 42px;
            font-weight: 600;
            line-height: 1.5;
            color: var(--primary-navy);
            margin-bottom: 20px;
            letter-spacing: 0.05em;
        }

        .hero-text h1 span {
            display: block;
        }

        .hero-subtitle {
            font-size: 14px;
            color: var(--text-medium);
            font-style: italic;
            margin-bottom: 24px;
            letter-spacing: 0.1em;
        }

        .hero-desc {
            font-size: 15px;
            color: var(--text-dark);
            line-height: 2;
            margin-bottom: 32px;
        }

        .hero-buttons {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: 4px;
            text-decoration: none;
            font-size: 14px;
            font-weight: 500;
            transition: all 0.3s ease;
            cursor: pointer;
            border: none;
        }

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

        .btn-primary:hover {
            background: var(--primary-navy-light);
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(26, 43, 74, 0.2);
        }

        .btn-outline {
            background: transparent;
            color: var(--primary-navy);
            border: 1px solid var(--primary-navy);
        }

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

        .btn svg {
            width: 16px;
            height: 16px;
        }

        .hero-image {
            position: relative;
        }

        .hero-image-main {
            width: 100%;
            height: 380px;
            background: linear-gradient(135deg, #f0f4f8 0%, #e2e8f0 100%);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-light);
            font-size: 14px;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
            overflow: hidden;
        }

        .hero-image-placeholder {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 12px;
            color: var(--text-light);
        }

        .hero-image-placeholder svg {
            width: 64px;
            height: 64px;
            opacity: 0.5;
        }

        /* ===== MISSION SECTION ===== */
        .mission {
            padding: var(--section-padding) 0;
            background: var(--bg-white);
        }

        .container {
            max-width: var(--container-width);
            margin: 0 auto;
            padding: 0 30px;
        }

        .mission-content {
            display: grid;
            grid-template-columns: 400px 1fr;
            gap: 60px;
            align-items: center;
        }

        .mission-image {
            width: 100%;
            height: 300px;
            background: linear-gradient(135deg, #e8f4f8 0%, #d0e8ef 100%);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-light);
            font-size: 14px;
        }

        .mission-text {
            padding: 20px 0;
        }

        .section-label {
            font-family: var(--font-serif);
            font-size: 32px;
            font-weight: 600;
            color: var(--primary-navy);
            margin-bottom: 8px;
            letter-spacing: 0.02em;
        }

        .section-label-sub {
            font-size: 12px;
            color: var(--text-light);
            margin-bottom: 24px;
            letter-spacing: 0.1em;
        }

        .mission-title {
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 20px;
            line-height: 1.6;
        }

        .mission-desc {
            font-size: 14px;
            color: var(--text-medium);
            line-height: 2;
        }

        /* ===== ABOUT SECTION ===== */
        .about {
            padding: var(--section-padding) 0;
            background: var(--bg-cream);
        }

        .about-content {
            display: grid;
            grid-template-columns: 1fr 450px;
            gap: 60px;
            align-items: center;
        }

        .about-text h2 {
            font-family: var(--font-serif);
            font-size: 28px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 24px;
            line-height: 1.6;
        }

        .about-text p {
            font-size: 14px;
            color: var(--text-medium);
            margin-bottom: 16px;
            line-height: 2;
        }

        .about-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--primary-navy);
            font-size: 14px;
            font-weight: 500;
            text-decoration: none;
            margin-top: 16px;
            transition: gap 0.3s ease;
        }

        .about-link:hover {
            gap: 12px;
        }

        .about-link svg {
            width: 16px;
            height: 16px;
        }

        .about-images {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }

        .about-img {
            height: 180px;
            background: linear-gradient(135deg, #e8f0f4 0%, #d4e2ea 100%);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-light);
            font-size: 12px;
        }

        .about-img:first-child {
            grid-column: span 2;
            height: 220px;
        }

        /* ===== ACTIVITY SECTION ===== */
        .activity {
            padding: var(--section-padding) 0;
            background: var(--bg-section);
        }

        .activity-header {
            text-align: center;
            margin-bottom: 48px;
        }

        .activity-header h2 {
            font-family: var(--font-serif);
            font-size: 32px;
            font-weight: 600;
            color: var(--primary-navy);
            margin-bottom: 8px;
        }

        .activity-header .label-sub {
            font-size: 12px;
            color: var(--text-light);
            margin-bottom: 20px;
            letter-spacing: 0.1em;
        }

        .activity-header p {
            font-size: 14px;
            color: var(--text-medium);
            max-width: 700px;
            margin: 0 auto;
            line-height: 1.9;
        }

        .activity-tabs {
            display: flex;
            justify-content: center;
            gap: 8px;
            margin-bottom: 40px;
        }

        .activity-tab {
            padding: 12px 32px;
            background: white;
            border: 1px solid var(--border-light);
            border-radius: 4px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-medium);
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .activity-tab.active {
            background: var(--primary-navy);
            color: white;
            border-color: var(--primary-navy);
        }

        .activity-tab:hover:not(.active) {
            border-color: var(--primary-navy);
            color: var(--primary-navy);
        }

        .activity-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .activity-card {
            background: white;
            border-radius: 8px;
            overflow: hidden;
            transition: all 0.3s ease;
            border: 1px solid var(--border-light);
        }

        .activity-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.08);
        }

        .activity-card-image {
            height: 160px;
            background: linear-gradient(135deg, #e8ecf4 0%, #d4dce8 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-light);
            font-size: 12px;
        }

        .activity-card-content {
            padding: 24px;
        }

        .activity-card h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 12px;
            line-height: 1.5;
        }

        .activity-card p {
            font-size: 13px;
            color: var(--text-medium);
            line-height: 1.8;
        }

        /* ===== SEMINAR SECTION ===== */
        .seminar {
            padding: var(--section-padding) 0;
            background: var(--bg-white);
        }

        .seminar-header {
            text-align: center;
            margin-bottom: 48px;
        }

        .seminar-header h2 {
            font-family: var(--font-serif);
            font-size: 32px;
            font-weight: 600;
            color: var(--primary-navy);
            margin-bottom: 8px;
        }

        .seminar-header .label-sub {
            font-size: 12px;
            color: var(--text-light);
            margin-bottom: 20px;
            letter-spacing: 0.1em;
        }

        .seminar-header p {
            font-size: 14px;
            color: var(--text-medium);
            max-width: 700px;
            margin: 0 auto;
            line-height: 1.9;
        }

        .seminar-tabs {
            display: flex;
            justify-content: center;
            gap: 0;
            margin-bottom: 40px;
            border-bottom: 1px solid var(--border-light);
        }

        .seminar-tab {
            padding: 16px 40px;
            background: transparent;
            border: none;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-medium);
            cursor: pointer;
            transition: all 0.3s ease;
            position: relative;
        }

        .seminar-tab.active {
            color: var(--primary-navy);
        }

        .seminar-tab.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--primary-navy);
        }

        .seminar-tab:hover:not(.active) {
            color: var(--primary-navy);
        }

        .seminar-featured {
            background: var(--bg-cream);
            border-radius: 8px;
            padding: 40px;
            display: grid;
            grid-template-columns: 350px 1fr;
            gap: 40px;
            align-items: center;
            margin-bottom: 40px;
        }

        .seminar-featured-image {
            height: 240px;
            background: linear-gradient(135deg, #dce8f0 0%, #c4d8e4 100%);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-light);
            font-size: 12px;
        }

        .seminar-featured-content {
            padding: 10px 0;
        }

        .seminar-badge {
            display: inline-block;
            background: var(--primary-navy);
            color: white;
            padding: 6px 16px;
            border-radius: 4px;
            font-size: 12px;
            font-weight: 500;
            margin-bottom: 16px;
        }

        .seminar-featured h3 {
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 8px;
            line-height: 1.5;
        }

        .seminar-theme {
            font-size: 16px;
            color: var(--primary-navy);
            margin-bottom: 20px;
            font-weight: 500;
        }

        .seminar-meta {
            display: flex;
            flex-direction: column;
            gap: 12px;
            margin-bottom: 24px;
        }

        .seminar-meta-item {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 14px;
            color: var(--text-medium);
        }

        .seminar-meta-item svg {
            width: 18px;
            height: 18px;
            color: var(--primary-navy);
            flex-shrink: 0;
        }

        .seminar-notice {
            background: white;
            border-left: 3px solid var(--accent-blue);
            padding: 12px 16px;
            font-size: 13px;
            color: var(--text-medium);
            margin-bottom: 24px;
            border-radius: 0 4px 4px 0;
        }

        .seminar-cta {
            display: flex;
            gap: 16px;
        }

        /* セミナー実績 */
        .seminar-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .seminar-item {
            display: grid;
            grid-template-columns: 80px 1fr auto;
            gap: 24px;
            padding: 24px;
            background: var(--bg-cream);
            border-radius: 8px;
            align-items: center;
            transition: all 0.3s ease;
        }

        .seminar-item:hover {
            background: var(--bg-light-gray);
        }

        .seminar-number {
            font-family: var(--font-serif);
            font-size: 28px;
            font-weight: 600;
            color: var(--primary-navy);
            text-align: center;
        }

        .seminar-number span {
            display: block;
            font-size: 11px;
            color: var(--text-light);
            font-family: var(--font-sans);
            font-weight: 400;
            margin-top: 4px;
        }

        .seminar-info h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 8px;
            line-height: 1.5;
        }

        .seminar-info-meta {
            display: flex;
            gap: 20px;
            font-size: 13px;
            color: var(--text-light);
        }

        .seminar-date {
            font-size: 13px;
            color: var(--text-light);
            text-align: right;
            white-space: nowrap;
        }

        /* ===== NEWS SECTION ===== */
        .news {
            padding: var(--section-padding) 0;
            background: var(--bg-section);
        }

        .news-header {
            display: flex;
            justify-content: space-between;
            align-items: flex-end;
            margin-bottom: 32px;
        }

        .news-header h2 {
            font-family: var(--font-serif);
            font-size: 32px;
            font-weight: 600;
            color: var(--primary-navy);
        }

        .news-header .label-sub {
            font-size: 12px;
            color: var(--text-light);
            letter-spacing: 0.1em;
        }

        .news-list {
            background: white;
            border-radius: 8px;
            overflow: hidden;
            border: 1px solid var(--border-light);
        }

        .news-item {
            display: grid;
            grid-template-columns: 120px 100px 1fr;
            gap: 20px;
            padding: 20px 24px;
            border-bottom: 1px solid var(--border-light);
            transition: background 0.3s ease;
            text-decoration: none;
            color: inherit;
        }

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

        .news-item:hover {
            background: var(--bg-cream);
        }

        .news-date {
            font-size: 13px;
            color: var(--text-light);
        }

        .news-category {
            font-size: 12px;
            color: var(--primary-navy);
            font-weight: 500;
        }

        .news-title {
            font-size: 14px;
            color: var(--text-dark);
        }

        /* ===== CONTACT BAR ===== */
        .contact-bar {
            background: var(--primary-navy);
            padding: 32px 0;
        }

        .contact-bar-inner {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .contact-tel {
            display: flex;
            align-items: center;
            gap: 16px;
            color: white;
        }

        .contact-tel-label {
            font-size: 14px;
            opacity: 0.8;
        }

        .contact-tel-number {
            font-size: 28px;
            font-weight: 600;
            letter-spacing: 0.05em;
        }

        .contact-tel-time {
            font-size: 11px;
            opacity: 0.7;
        }

        .contact-btn-area {
            display: flex;
            justify-content: flex-end;
            gap: 16px;
        }

        .btn-contact {
            background: white;
            color: var(--primary-navy);
            padding: 16px 40px;
            font-weight: 600;
        }

        .btn-contact:hover {
            background: var(--bg-cream);
            transform: translateY(-2px);
        }

        /* ===== FOOTER ===== */
        footer {
            background: var(--bg-white);
            padding: 60px 0 30px;
            border-top: 1px solid var(--border-light);
        }

        .footer-content {
            display: grid;
            grid-template-columns: 280px 1fr;
            gap: 60px;
            margin-bottom: 40px;
        }

        .footer-brand {
            
        }

        .footer-logo {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 16px;
        }

        .footer-logo-icon {
            width: 32px;
            height: 32px;
        }

        .footer-logo-text {
            font-size: 11px;
            color: var(--text-medium);
            line-height: 1.4;
        }

        .footer-address {
            font-size: 12px;
            color: var(--text-light);
            line-height: 1.8;
        }

        .footer-nav-area {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 40px;
        }

        .footer-nav h4 {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 16px;
        }

        .footer-nav ul {
            list-style: none;
        }

        .footer-nav li {
            margin-bottom: 10px;
        }

        .footer-nav a {
            font-size: 13px;
            color: var(--text-medium);
            text-decoration: none;
            transition: color 0.2s ease;
        }

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

        .footer-bottom {
            padding-top: 24px;
            border-top: 1px solid var(--border-light);
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .footer-copyright {
            font-size: 11px;
            color: var(--text-light);
        }

        .footer-links {
            display: flex;
            gap: 24px;
        }

        .footer-links a {
            font-size: 11px;
            color: var(--text-light);
            text-decoration: none;
            transition: color 0.2s ease;
        }

        .footer-links a:hover {
            color: var(--primary-navy);
        }

        .footer-social {
            display: flex;
            gap: 12px;
        }

        .footer-social a {
            width: 32px;
            height: 32px;
            background: var(--bg-light-gray);
            border-radius: 4px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-medium);
            transition: all 0.2s ease;
        }

        .footer-social a:hover {
            background: var(--primary-navy);
            color: white;
        }

        .footer-social svg {
            width: 16px;
            height: 16px;
        }

        /* ===== TAB CONTENT ===== */
        .activity-content,
        .seminar-content {
            display: none;
            animation: fadeIn 0.4s ease;
        }

        .activity-content.active,
        .seminar-content.active {
            display: block;
        }

        @keyframes fadeIn {
            from {
                opacity: 0;
                transform: translateY(10px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* ===== ACTIVITY 6軸 GRID ===== */
        .activity-grid-6 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .activity-card-small {
            background: white;
            border-radius: 8px;
            padding: 28px 24px;
            border: 1px solid var(--border-light);
            transition: all 0.3s ease;
        }

        .activity-card-small:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.08);
        }

        .activity-card-icon {
            width: 48px;
            height: 48px;
            background: var(--bg-cream);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-navy);
            margin-bottom: 16px;
        }

        .activity-card-small h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 10px;
            line-height: 1.4;
        }

        .activity-card-small p {
            font-size: 13px;
            color: var(--text-medium);
            line-height: 1.8;
        }

        /* ===== CONTACT FORM SECTION ===== */
        .contact-form-section {
            padding: var(--section-padding) 0;
            background: var(--bg-white);
        }

        .contact-form-header {
            text-align: center;
            margin-bottom: 48px;
        }

        .contact-form-header h2 {
            font-family: var(--font-serif);
            font-size: 32px;
            font-weight: 600;
            color: var(--primary-navy);
            margin-bottom: 8px;
        }

        .contact-form-header p {
            font-size: 14px;
            color: var(--text-medium);
            line-height: 1.9;
        }

        .contact-form-wrapper {
            max-width: 800px;
            margin: 0 auto;
            background: var(--bg-cream);
            border-radius: 12px;
            padding: 48px;
        }

        .contact-form .form-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
            margin-bottom: 24px;
        }

        .contact-form .form-group {
            display: flex;
            flex-direction: column;
        }

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

        .contact-form label {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-dark);
            margin-bottom: 8px;
        }

        .contact-form .required {
            color: #dc3545;
            margin-left: 4px;
        }

        .contact-form input,
        .contact-form select,
        .contact-form textarea {
            padding: 12px 16px;
            border: 1px solid var(--border-light);
            border-radius: 6px;
            font-family: var(--font-sans);
            font-size: 14px;
            background: white;
            transition: all 0.2s ease;
        }

        .contact-form input:focus,
        .contact-form select:focus,
        .contact-form textarea:focus {
            outline: none;
            border-color: var(--primary-navy);
            box-shadow: 0 0 0 3px rgba(26, 43, 74, 0.1);
        }

        .contact-form input::placeholder,
        .contact-form textarea::placeholder {
            color: var(--text-light);
        }

        .contact-form select {
            cursor: pointer;
        }

        .contact-form select optgroup {
            font-weight: 600;
            color: var(--text-dark);
        }

        .contact-form select option {
            font-weight: 400;
            padding: 8px;
        }

        .contact-form textarea {
            resize: vertical;
            min-height: 120px;
        }

        .contact-form .form-hint {
            font-size: 12px;
            color: var(--text-light);
            margin-top: 6px;
        }

        .contact-form .checkbox-label {
            display: flex;
            align-items: center;
            gap: 10px;
            cursor: pointer;
        }

        .contact-form .checkbox-label input[type="checkbox"] {
            width: 18px;
            height: 18px;
            cursor: pointer;
        }

        .contact-form .checkbox-label span {
            font-size: 14px;
            color: var(--text-medium);
        }

        .form-submit-area {
            text-align: center;
            margin-top: 32px;
        }

        .btn-large {
            padding: 16px 48px;
            font-size: 15px;
        }

        @media (max-width: 768px) {
            .contact-form .form-row {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .contact-form-wrapper {
                padding: 32px 24px;
            }
        }

        /* ===== MOCKUP INDICATOR ===== */
        .mockup-indicator {
            position: fixed;
            bottom: 20px;
            right: 20px;
            background: #dc3545;
            color: white;
            padding: 10px 16px;
            border-radius: 4px;
            font-size: 11px;
            font-weight: 600;
            z-index: 9999;
            display: flex;
            align-items: center;
            gap: 8px;
            box-shadow: 0 2px 8px rgba(220, 53, 69, 0.3);
        }

        .mockup-indicator::before {
            content: '';
            width: 6px;
            height: 6px;
            background: white;
            border-radius: 50%;
            animation: blink 1.5s infinite;
        }

        @keyframes blink {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.3; }
        }

        /* ===== RESPONSIVE ===== */
        @media (max-width: 1024px) {
            .hero-content,
            .mission-content,
            .about-content,
            .seminar-featured,
            .contact-bar-inner {
                grid-template-columns: 1fr;
            }

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

            .activity-grid-6 {
                grid-template-columns: repeat(2, 1fr);
            }

            .footer-content {
                grid-template-columns: 1fr;
            }

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

        @media (max-width: 768px) {
            :root {
                --section-padding: 60px;
            }

            .header-inner {
                padding: 0 20px;
            }

            nav {
                display: none;
            }

            .container {
                padding: 0 20px;
            }

            .hero-text h1 {
                font-size: 28px;
            }

            .activity-grid {
                grid-template-columns: 1fr;
            }

            .activity-grid-6 {
                grid-template-columns: 1fr;
            }

            .seminar-item {
                grid-template-columns: 1fr;
                gap: 12px;
            }

            .seminar-number {
                text-align: left;
            }

            .news-item {
                grid-template-columns: 1fr;
                gap: 8px;
            }

            .footer-nav-area {
                grid-template-columns: 1fr;
            }

            .footer-bottom {
                flex-direction: column;
                gap: 16px;
                text-align: center;
            }
        }