/* =====================================================
   GlobalStep.jp - Sub Pages Stylesheet
   ===================================================== */

/* ----- Navigation Header ----- */
.site-header--nav {
    padding: var(--space-md) var(--space-2xl);
    justify-content: space-between;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    max-width: 1100px;
    margin: 0 auto;
}

.main-nav {
    display: flex;
    gap: var(--space-xs);
    align-items: center;
}

.nav-link {
    padding: 6px 14px;
    font-size: 0.82rem;
    font-weight: 400;
    color: var(--color-text-secondary);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-text-primary);
    background: var(--color-surface-hover);
}

.nav-link.active {
    font-weight: 500;
}

/* Mobile nav toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 101;
}

.nav-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--color-text-secondary);
    border-radius: 2px;
    transition: all var(--transition-fast);
}

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

.nav-toggle.open span:nth-child(2) {
    opacity: 0;
}

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

/* ----- Page Content ----- */
.page-content {
    flex: 1;
    padding: var(--space-3xl) var(--space-2xl);
    max-width: 800px;
    margin: 0 auto;
    width: 100%;
    animation: fadeSlideUp 0.6s ease-out;
}

.page-title {
    font-size: clamp(1.5rem, 3.5vw, 2rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: var(--space-sm);
}

.page-title-en {
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-text-tertiary);
    font-family: var(--font-mono);
    margin-bottom: var(--space-2xl);
}

.page-title-divider {
    width: 40px;
    height: 2px;
    background: linear-gradient(90deg, var(--color-gradient-start), var(--color-gradient-end));
    margin-bottom: var(--space-2xl);
    border-radius: 1px;
}

/* ----- Contact Form ----- */
.form-group {
    margin-bottom: var(--space-lg);
}

.form-label {
    display: block;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-sm);
}

.form-label .required {
    color: #ef4444;
    font-size: 0.7rem;
    margin-left: 4px;
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: 12px 16px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-primary);
    font-family: var(--font-sans);
    font-size: 0.9rem;
    transition: all var(--transition-fast);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--color-accent-1);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

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

.form-textarea {
    min-height: 160px;
    resize: vertical;
}

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23888' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 40px;
    cursor: pointer;
}

.form-select option {
    background: #1a1a2e;
    color: var(--color-text-primary);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
}

/* ----- Buttons ----- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 12px 28px;
    font-family: var(--font-sans);
    font-size: 0.88rem;
    font-weight: 500;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-gradient-start), var(--color-accent-2));
    color: #fff;
    box-shadow: 0 4px 16px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(99, 102, 241, 0.4);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.btn-secondary {
    background: var(--color-surface);
    color: var(--color-text-primary);
    border: 1px solid var(--color-border);
}

.btn-secondary:hover {
    background: var(--color-surface-hover);
    border-color: var(--color-border-hover);
}

.btn-sm {
    padding: 8px 16px;
    font-size: 0.8rem;
}

.btn-danger {
    background: rgba(239, 68, 68, 0.15);
    color: #ef4444;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.btn-danger:hover {
    background: rgba(239, 68, 68, 0.25);
}

/* ----- Alert Messages ----- */
.alert {
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-md);
    font-size: 0.88rem;
    margin-bottom: var(--space-xl);
    border: 1px solid;
}

.alert-success {
    background: rgba(34, 197, 94, 0.1);
    border-color: rgba(34, 197, 94, 0.3);
    color: #22c55e;
}

.alert-error {
    background: rgba(239, 68, 68, 0.1);
    border-color: rgba(239, 68, 68, 0.3);
    color: #ef4444;
}

.alert-info {
    background: rgba(6, 182, 212, 0.1);
    border-color: rgba(6, 182, 212, 0.3);
    color: #06b6d4;
}

/* ----- Privacy Policy ----- */
.policy-content h2 {
    font-size: 1.15rem;
    font-weight: 600;
    margin-top: var(--space-2xl);
    margin-bottom: var(--space-md);
    color: var(--color-text-primary);
}

.policy-content h3 {
    font-size: 1rem;
    font-weight: 500;
    margin-top: var(--space-lg);
    margin-bottom: var(--space-sm);
    color: var(--color-text-primary);
}

.policy-content p {
    font-size: 0.88rem;
    color: var(--color-text-secondary);
    line-height: 1.9;
    margin-bottom: var(--space-md);
}

.policy-content ul,
.policy-content ol {
    padding-left: var(--space-xl);
    margin-bottom: var(--space-md);
}

.policy-content li {
    font-size: 0.88rem;
    color: var(--color-text-secondary);
    line-height: 1.9;
    margin-bottom: var(--space-xs);
}

.policy-date {
    font-size: 0.78rem;
    color: var(--color-text-tertiary);
    margin-bottom: var(--space-xl);
}

/* ----- News List ----- */
.news-list {
    list-style: none;
}

.news-item {
    display: block;
    padding: var(--space-lg);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-md);
    transition: all var(--transition-base);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.news-item:hover {
    background: var(--color-surface-hover);
    border-color: var(--color-border-hover);
    transform: translateY(-2px);
}

.news-meta {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
}

.news-date {
    font-size: 0.75rem;
    color: var(--color-text-tertiary);
    font-family: var(--font-mono);
}

.news-category {
    font-size: 0.68rem;
    font-weight: 600;
    padding: 2px 8px;
    border-radius: var(--radius-full);
    background: rgba(99, 102, 241, 0.15);
    color: var(--color-accent-1);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.news-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: var(--space-xs);
    line-height: 1.5;
}

.news-excerpt {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.news-empty {
    text-align: center;
    padding: var(--space-3xl) var(--space-xl);
    color: var(--color-text-tertiary);
    font-size: 0.9rem;
}

/* ----- Breadcrumb ----- */
.breadcrumb {
    font-size: 0.75rem;
    color: var(--color-text-tertiary);
    margin-bottom: var(--space-xl);
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-xs);
}

.breadcrumb a {
    color: var(--color-text-tertiary);
    transition: color var(--transition-fast);
}

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

.breadcrumb-sep {
    opacity: 0.4;
}

.breadcrumb-current {
    color: var(--color-text-secondary);
    max-width: 300px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* ----- Article Excerpt ----- */
.article-excerpt {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-top: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    background: var(--color-surface);
    border-left: 3px solid var(--color-accent-1);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

/* ----- News Detail ----- */
.article-header {
    margin-bottom: var(--space-2xl);
}

.article-body {
    font-size: 0.92rem;
    color: var(--color-text-secondary);
    line-height: 2;
}

.article-body h2 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin: var(--space-2xl) 0 var(--space-md);
}

.article-body h3 {
    font-size: 1.05rem;
    font-weight: 500;
    color: var(--color-text-primary);
    margin: var(--space-xl) 0 var(--space-md);
}

.article-body p {
    margin-bottom: var(--space-md);
}

.article-body a {
    color: var(--color-accent-3);
    text-decoration: underline;
}

.article-body ul, .article-body ol {
    padding-left: var(--space-xl);
    margin-bottom: var(--space-md);
}

.article-body li {
    margin-bottom: var(--space-xs);
}

.article-body img {
    max-width: 100%;
    border-radius: var(--radius-md);
    margin: var(--space-lg) 0;
}

.article-back {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    margin-top: var(--space-2xl);
    font-size: 0.85rem;
    color: var(--color-text-tertiary);
    transition: color var(--transition-fast);
}

.article-back:hover {
    color: var(--color-text-primary);
}

/* ----- Pagination ----- */
.pagination {
    display: flex;
    justify-content: center;
    gap: var(--space-sm);
    margin-top: var(--space-2xl);
}

.pagination a,
.pagination span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    font-size: 0.82rem;
    font-weight: 500;
    transition: all var(--transition-fast);
}

.pagination a {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    color: var(--color-text-secondary);
}

.pagination a:hover {
    background: var(--color-surface-hover);
    border-color: var(--color-border-hover);
    color: var(--color-text-primary);
}

.pagination .current {
    background: linear-gradient(135deg, var(--color-gradient-start), var(--color-accent-2));
    color: #fff;
    border: none;
}

/* ----- Form Complete Message ----- */
.complete-message {
    text-align: center;
    padding: var(--space-3xl) 0;
}

.complete-icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: rgba(34, 197, 94, 0.15);
    color: #22c55e;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-xl);
}

.complete-message h2 {
    font-size: 1.3rem;
    margin-bottom: var(--space-md);
}

.complete-message p {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    line-height: 1.8;
}

/* ----- Footer Links ----- */
.footer-links {
    display: flex;
    gap: var(--space-lg);
    justify-content: center;
    margin-bottom: var(--space-md);
}

.footer-links a {
    font-size: 0.75rem;
    color: var(--color-text-tertiary);
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--color-text-secondary);
}

/* ----- Logo Image ----- */
.logo-img {
    max-height: 36px;
    width: auto;
    display: block;
}

/* ----- Top Page ----- */
.top-hero {
    text-align: center;
    padding: var(--space-3xl) 0 var(--space-xl);
}

.top-hero-title {
    font-size: clamp(1.6rem, 4vw, 2.5rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.4;
    margin-bottom: var(--space-lg);
}

.top-hero-title .title-line {
    display: block;
}

.top-hero-lead {
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    color: var(--color-text-tertiary);
    margin-bottom: var(--space-lg);
    font-family: var(--font-mono);
}

.top-hero-subtitle {
    font-size: clamp(0.85rem, 1.5vw, 1rem);
    color: var(--color-text-secondary);
    line-height: 2;
}

.pc-only { display: inline; }
.sp-only { display: none; }
@media (max-width: 768px) {
    .pc-only { display: none; }
    .sp-only { display: inline; }
}

.top-section {
    margin-top: var(--space-3xl);
}

.section-title {
    font-size: 1.2rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    margin-bottom: var(--space-xl);
    text-align: center;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 40px;
    height: 2px;
    background: linear-gradient(90deg, var(--color-gradient-start), var(--color-gradient-end));
    margin: var(--space-sm) auto 0;
    border-radius: 1px;
}

/* Philosophy Cards */
.philosophy-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-lg);
}

.philosophy-card {
    padding: var(--space-xl) var(--space-xl) var(--space-lg);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    position: relative;
}

.philosophy-quote {
    font-size: 3rem;
    line-height: 1;
    color: var(--color-accent-1);
    opacity: 0.3;
    font-family: Georgia, serif;
    position: absolute;
    top: var(--space-md);
    left: var(--space-lg);
}

.philosophy-heading {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: var(--space-md);
    padding-top: var(--space-sm);
}

.philosophy-text {
    font-size: 0.88rem;
    color: var(--color-text-secondary);
    line-height: 1.9;
    margin-bottom: var(--space-md);
}

.philosophy-origin {
    font-size: 0.75rem;
    color: var(--color-text-tertiary);
    font-style: italic;
}

/* Language Switcher */
.lang-switch {
    display: flex;
    align-items: center;
    gap: 2px;
    margin-left: var(--space-sm);
    font-size: 0.75rem;
    font-weight: 500;
    font-family: var(--font-mono);
}

.lang-switch a,
.lang-switch span {
    padding: 3px 8px;
    border-radius: var(--radius-sm);
    color: var(--color-text-tertiary);
    transition: all var(--transition-fast);
}

.lang-switch a:hover {
    color: var(--color-text-primary);
    background: var(--color-surface-hover);
}

.lang-switch .lang-active {
    color: var(--color-text-primary);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
}

/* Service Cards */
.service-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-lg);
}

.service-card {
    display: block;
    padding: var(--space-xl);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    text-decoration: none;
}

.service-card:hover {
    background: var(--color-surface-hover);
    border-color: var(--color-border-hover);
    transform: translateY(-3px);
    box-shadow: 0 8px 32px rgba(0,0,0,0.3);
}

.service-card-icon {
    color: var(--color-accent-1);
    margin-bottom: var(--space-md);
}

.service-card-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: var(--space-sm);
}

.service-card-desc {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-md);
}

.service-card-link {
    font-size: 0.82rem;
    color: var(--color-accent-3);
    font-weight: 500;
}

/* About Grid */
.about-grid {
    display: grid;
    gap: 1px;
    background: var(--color-border);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.about-item {
    display: flex;
    gap: var(--space-lg);
    padding: var(--space-lg) var(--space-xl);
    background: var(--color-surface);
}

.about-label {
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--color-text-tertiary);
    min-width: 100px;
    flex-shrink: 0;
}

.about-value {
    font-size: 0.88rem;
    color: var(--color-text-secondary);
}

/* News Compact (Top Page) */
.news-list-compact {
    display: flex;
    flex-direction: column;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.news-item-compact {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    border-bottom: 1px solid var(--color-border);
    transition: background var(--transition-fast);
}

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

.news-item-compact:hover {
    background: var(--color-surface-hover);
}

.news-date-compact {
    font-size: 0.75rem;
    color: var(--color-text-tertiary);
    font-family: var(--font-mono);
    flex-shrink: 0;
}

.news-category-compact {
    font-size: 0.65rem;
    font-weight: 600;
    padding: 2px 6px;
    border-radius: var(--radius-full);
    background: rgba(99, 102, 241, 0.15);
    color: var(--color-accent-1);
    text-transform: uppercase;
    flex-shrink: 0;
}

.news-title-compact {
    font-size: 0.88rem;
    color: var(--color-text-primary);
}

/* ----- Responsive ----- */
@media (max-width: 768px) {
    .site-header--nav {
        padding: var(--space-md);
    }

    .nav-toggle {
        display: flex;
    }

    .main-nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        flex-direction: column;
        background: rgba(10, 10, 15, 0.98);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        padding: 80px var(--space-xl) var(--space-xl);
        gap: var(--space-xs);
        transition: right var(--transition-base);
        z-index: 100;
        border-left: 1px solid var(--color-border);
    }

    .main-nav.open {
        right: 0;
    }

    .nav-link {
        padding: 12px 16px;
        font-size: 0.9rem;
        width: 100%;
    }

    .page-content {
        padding: var(--space-2xl) var(--space-md);
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .footer-links {
        flex-direction: column;
        align-items: center;
        gap: var(--space-sm);
    }

    .about-item {
        flex-direction: column;
        gap: var(--space-xs);
    }

    .about-label {
        min-width: unset;
    }

    .news-item-compact {
        flex-wrap: wrap;
        gap: var(--space-xs);
    }

    .news-title-compact {
        width: 100%;
    }
}