/* Sales Support Business - Minimal Design (Unified with Corporate) */

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

body {
    font-family: 'Inter', 'Noto Sans JP', sans-serif;
    line-height: 1.8;
    color: #334155;
    background-color: #ffffff;
    font-weight: 300;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ========================================
   Header
   ======================================== */
.header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 0.5px solid #e5e7eb;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-top {
    padding: 25px 0;
    border-bottom: 0.5px solid #e5e7eb;
}

.header-top .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.5rem;
    font-weight: 900;
    color: #0f172a;
    text-decoration: none;
    letter-spacing: 0.05em;
}

.header-nav {
    background: #f8fafc;
}

.nav-menu {
    list-style: none;
    display: flex;
    gap: 30px;
    padding: 15px 0;
}

.nav-menu a {
    color: #334155;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

.nav-menu a:hover {
    color: #1e3a8a;
}

.btn-header-contact {
    background: #1e3a8a;
    color: white;
    padding: 10px 25px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 500;
    transition: background 0.3s;
}

.btn-header-contact:hover {
    background: #1e40af;
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: #1e3a8a;
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    color: #1e3a8a;
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-text {
    z-index: 1;
}

.hero-illustration {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-illustration img {
    max-width: 100%;
    height: auto;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

.hero h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 25px;
    line-height: 1.4;
    color: #1e3a8a;
}

.hero .subtitle {
    font-size: 1.2rem;
    margin-bottom: 40px;
    color: #475569;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.btn-primary, .btn-secondary {
    padding: 15px 40px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    font-family: 'Noto Sans JP', sans-serif;
    letter-spacing: 0.05em;
    transition: all 0.3s;
}

.btn-primary {
    background: white;
    color: #1e3a8a;
    font-weight: 600;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
    font-weight: 600;
}

.btn-secondary:hover {
    background: white;
    color: #1e3a8a;
}

/* ========================================
   Section Styles
   ======================================== */
.section {
    padding: 80px 0;
}

/* Page Header */
.page-header {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    padding: 80px 0;
    text-align: center;
    border-bottom: 0.5px solid #e5e7eb;
}

.page-title {
    font-size: 0.75rem;
    color: #94a3b8;
    margin-bottom: 15px;
    font-weight: 400;
    letter-spacing: 0.3em;
    text-transform: uppercase;
}

.page-subtitle {
    color: #0f172a;
    font-size: 1.8rem;
    margin-bottom: 0;
    font-weight: 300;
    letter-spacing: 0.02em;
}

.section-title {
    text-align: center;
    font-size: 0.75rem;
    color: #94a3b8;
    margin-bottom: 15px;
    font-weight: 400;
    letter-spacing: 0.3em;
    text-transform: uppercase;
}

.section-subtitle {
    text-align: center;
    color: #0f172a;
    font-size: 1.8rem;
    margin-bottom: 80px;
    font-weight: 300;
    letter-spacing: 0.02em;
}

/* ========================================
   Services Grid
   ======================================== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.service-card {
    background: white;
    padding: 50px 30px;
    border: 0.5px solid #e5e7eb;
    border-radius: 0;
    transition: all 0.3s;
    text-align: center;
    display: flex;
    flex-direction: column;
    min-height: 400px;
}

.service-card:hover {
    transform: translateY(-5px);
    border-color: #cbd5e1;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.04);
}

.service-illustration {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 140px;
    margin-bottom: 30px;
}

.service-illustration i {
    font-size: 80px;
    color: #94a3b8;
    opacity: 0.6;
}

.service-illustration img {
    width: 140px;
    height: auto;
    max-height: 140px;
    object-fit: contain;
    transition: transform 0.3s;
}

.service-card:hover .service-illustration img {
    transform: scale(1.05);
}

.service-card h3 {
    font-size: 1.2rem;
    margin-bottom: 15px;
    color: #0f172a;
    font-weight: 400;
    letter-spacing: 0.02em;
}

.service-card p {
    color: #64748b;
    line-height: 1.8;
    font-weight: 300;
    font-size: 0.9rem;
}

/* ========================================
   Strengths Section
   ======================================== */
.strengths-section {
    background: white;
}

.strengths-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    max-width: 1100px;
    margin: 0 auto;
}

.strength-card {
    padding: 50px 35px;
    background: #fafafa;
    border: 0.5px solid #e5e7eb;
    transition: all 0.3s;
    position: relative;
}

.strength-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: #0f172a;
    transition: width 0.3s;
}

.strength-card:hover {
    transform: translateY(-5px);
    border-color: #cbd5e1;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.06);
}

.strength-card:hover::after {
    width: 100%;
}

.strength-number {
    font-family: 'Montserrat', sans-serif;
    font-size: 3rem;
    font-weight: 900;
    color: #e5e7eb;
    line-height: 1;
    margin-bottom: 25px;
}

.strength-card h3 {
    font-size: 1.2rem;
    margin-bottom: 15px;
    color: #0f172a;
    font-weight: 400;
    letter-spacing: 0.02em;
}

.strength-card p {
    color: #64748b;
    line-height: 1.8;
    font-weight: 300;
    font-size: 0.9rem;
}

/* ========================================
   Industries Section
   ======================================== */
.industries-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 20px;
}

.industry-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
    background: white;
    border: 0.5px solid #e5e7eb;
    transition: all 0.3s ease;
    text-align: center;
    min-height: 150px;
}

.industry-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    border-color: #cbd5e1;
}

.industry-card i {
    font-size: 2.5rem;
    color: #334155;
    margin-bottom: 15px;
    transition: color 0.3s ease;
}

.industry-card:hover i {
    color: #0f172a;
}

.industry-card h4 {
    font-size: 0.95rem;
    font-weight: 400;
    color: #334155;
    letter-spacing: 0.05em;
    line-height: 1.6;
}

/* ========================================
   CTA Section
   ======================================== */
.cta-section {
    background: linear-gradient(135deg, #1e3a8a 0%, #3b82f6 100%);
    color: white;
    padding: 80px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0.15;
    pointer-events: none;
}

.cta-decoration {
    width: 600px;
    height: auto;
    animation: float-slow 6s ease-in-out infinite;
}

@keyframes float-slow {
    0%, 100% { transform: translateY(0) scale(1); }
    50% { transform: translateY(-30px) scale(1.05); }
}

.cta-content {
    position: relative;
    z-index: 1;
}

.cta-section h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.cta-section p {
    font-size: 1.2rem;
    margin-bottom: 40px;
    opacity: 0.95;
}

.cta-section .btn-primary {
    background: white;
    color: #1e3a8a;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.cta-section .btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

/* ========================================
   Company Info Table
   ======================================== */
.company-table {
    width: 100%;
    max-width: 900px;
    margin: 40px auto 0;
    border-collapse: collapse;
    background: white;
}

.company-table th,
.company-table td {
    padding: 25px 35px;
    text-align: left;
    border-bottom: 0.5px solid #f1f5f9;
}

.company-table th {
    background: #fafafa;
    color: #64748b;
    font-weight: 300;
    width: 200px;
    font-size: 0.9rem;
    letter-spacing: 0.02em;
}

.company-table td {
    color: #334155;
    font-weight: 300;
    font-size: 0.95rem;
    letter-spacing: 0.01em;
}

.company-table tr:last-child th,
.company-table tr:last-child td {
    border-bottom: none;
}

/* ========================================
   Contact / Inquiry Form
   ======================================== */
.contact-section {
    padding: 120px 0;
    background: #fafafa;
}

.section-intro {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
    color: #64748b;
    font-size: 0.95rem;
    font-weight: 300;
    line-height: 1.8;
    letter-spacing: 0.02em;
}

.contact-info-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-bottom: 80px;
}

.contact-info-card {
    background: white;
    padding: 50px 40px;
    border: 0.5px solid #e5e7eb;
    text-align: center;
    transition: all 0.3s ease;
}

.contact-info-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    border-color: #cbd5e1;
}

.contact-info-card h3 {
    font-size: 0.75rem;
    font-weight: 400;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: #94a3b8;
    margin-bottom: 20px;
}

.contact-info-card .contact-value {
    display: block;
    font-size: 1.5rem;
    font-weight: 300;
    color: #0f172a;
    margin-bottom: 15px;
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-info-card .contact-value:hover {
    color: #334155;
}

.contact-info-card .contact-note {
    font-size: 0.85rem;
    color: #94a3b8;
    font-weight: 300;
}

/* Form Container */
.form-container {
    max-width: 800px;
    margin: 0 auto;
    background: white;
    padding: 60px 50px;
    border: 0.5px solid #e5e7eb;
}

.form-container h3 {
    font-size: 1.2rem;
    font-weight: 400;
    color: #0f172a;
    margin-bottom: 40px;
    padding-bottom: 20px;
    border-bottom: 0.5px solid #e5e7eb;
    letter-spacing: 0.05em;
}

/* Form Groups */
.form-group {
    margin-bottom: 35px;
}

.form-group label {
    display: block;
    font-size: 0.9rem;
    font-weight: 400;
    color: #475569;
    margin-bottom: 12px;
    letter-spacing: 0.02em;
}

.form-group .required {
    color: #ef4444;
    font-size: 0.75rem;
    margin-left: 6px;
    font-weight: 300;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="tel"],
.form-group textarea {
    width: 100%;
    padding: 16px 20px;
    border: 0.5px solid #e5e7eb;
    background: #fafafa;
    font-size: 0.95rem;
    font-weight: 300;
    color: #0f172a;
    font-family: 'Noto Sans JP', sans-serif;
    letter-spacing: 0.01em;
    transition: all 0.3s ease;
    box-sizing: border-box;
}

.form-group input[type="text"]:focus,
.form-group input[type="email"]:focus,
.form-group input[type="tel"]:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #94a3b8;
    background: white;
}

.form-group textarea {
    min-height: 160px;
    resize: vertical;
    line-height: 1.8;
}

/* Radio Group */
.radio-group {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
}

.radio-label {
    display: flex;
    align-items: center;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 300;
    color: #475569;
    letter-spacing: 0.02em;
}

.radio-label input[type="radio"] {
    appearance: none;
    width: 18px;
    height: 18px;
    border: 0.5px solid #cbd5e1;
    border-radius: 50%;
    margin-right: 10px;
    position: relative;
    cursor: pointer;
    transition: all 0.2s ease;
}

.radio-label input[type="radio"]:checked {
    border-color: #0f172a;
}

.radio-label input[type="radio"]:checked::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 10px;
    height: 10px;
    background: #0f172a;
    border-radius: 50%;
}

/* Submit Button */
.btn-submit {
    display: block;
    width: 100%;
    padding: 20px 40px;
    background: #0f172a;
    color: white;
    border: none;
    font-size: 0.9rem;
    font-weight: 400;
    font-family: 'Noto Sans JP', sans-serif;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 50px;
}

.btn-submit:hover {
    background: #1e293b;
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.2);
}

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

/* ========================================
   Legal Pages (Privacy, Tokusho)
   ======================================== */
.legal-content {
    max-width: 900px;
    margin: 0 auto;
}

.legal-intro {
    margin-bottom: 60px;
}

.legal-text {
    font-size: 0.95rem;
    font-weight: 300;
    line-height: 1.9;
    color: #334155;
    letter-spacing: 0.02em;
    margin-bottom: 20px;
}

.legal-section {
    margin-bottom: 70px;
    padding-bottom: 50px;
    border-bottom: 0.5px solid #e5e7eb;
}

.legal-section:last-of-type {
    border-bottom: none;
}

.legal-section-title {
    font-size: 1.3rem;
    font-weight: 500;
    color: #0f172a;
    margin-bottom: 30px;
    letter-spacing: 0.03em;
    padding-left: 16px;
    border-left: 3px solid #0f172a;
}

.legal-item-title {
    font-size: 1.05rem;
    font-weight: 500;
    color: #334155;
    margin: 30px 0 16px;
    letter-spacing: 0.02em;
}

.legal-list {
    list-style: none;
    padding: 0;
    margin: 20px 0;
}

.legal-list li {
    font-size: 0.95rem;
    font-weight: 300;
    line-height: 1.9;
    color: #334155;
    letter-spacing: 0.02em;
    padding-left: 24px;
    margin-bottom: 12px;
    position: relative;
}

.legal-list li::before {
    content: '・';
    position: absolute;
    left: 0;
    color: #94a3b8;
    font-weight: 400;
}

.legal-sublist {
    list-style: none;
    padding: 0;
    margin: 12px 0 12px 20px;
}

.legal-sublist li {
    font-size: 0.9rem;
    padding-left: 20px;
    margin-bottom: 8px;
}

.legal-sublist li::before {
    content: '−';
}

.legal-contact {
    background: #fafafa;
    padding: 35px 40px;
    border: 0.5px solid #e5e7eb;
    margin: 30px 0;
}

.legal-contact p {
    font-size: 0.95rem;
    font-weight: 300;
    color: #334155;
    line-height: 1.9;
    letter-spacing: 0.02em;
    margin-bottom: 8px;
}

.legal-contact strong {
    font-weight: 500;
    font-size: 1.05rem;
}

.legal-link {
    color: #0f172a;
    text-decoration: underline;
    font-weight: 400;
    transition: color 0.3s ease;
}

.legal-link:hover {
    color: #334155;
}

.legal-footer {
    text-align: center;
    margin: 60px 0 40px;
    padding: 40px 0;
    border-top: 0.5px solid #e5e7eb;
}

.legal-footer .legal-text {
    margin-bottom: 10px;
}

/* Legal Table (for tokusho.html) */
.legal-table {
    width: 100%;
    border-collapse: collapse;
    margin: 40px 0 60px;
    background: white;
    border: 0.5px solid #e5e7eb;
}

.legal-table th,
.legal-table td {
    padding: 25px 35px;
    text-align: left;
    border-bottom: 0.5px solid #f1f5f9;
    font-weight: 300;
    letter-spacing: 0.02em;
}

.legal-table th {
    background: #fafafa;
    color: #64748b;
    font-size: 0.9rem;
    width: 220px;
    font-weight: 400;
}

.legal-table td {
    color: #334155;
    font-size: 0.95rem;
    line-height: 1.8;
}

.legal-table tr:last-child th,
.legal-table tr:last-child td {
    border-bottom: none;
}

/* Back to Top Button */
.back-to-top {
    text-align: center;
    margin: 60px 0 40px;
}

.btn-secondary {
    display: inline-block;
    padding: 16px 50px;
    background: white;
    color: #0f172a;
    border: 0.5px solid #cbd5e1;
    font-size: 0.9rem;
    font-weight: 400;
    font-family: 'Noto Sans JP', sans-serif;
    letter-spacing: 0.1em;
    text-decoration: none;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background: #fafafa;
    border-color: #94a3b8;
    transform: translateY(-2px);
}

/* ========================================
   Footer
   ======================================== */
.footer {
    background: #1e293b;
    color: #cbd5e1;
    padding: 60px 0 30px;
    border-top: 1px solid #334155;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h3 {
    color: white;
    margin-bottom: 20px;
    font-size: 1.2rem;
}

.footer-section p {
    font-size: 0.9rem;
    line-height: 1.7;
    font-weight: 300;
    color: #cbd5e1;
}

.footer-links {
    list-style: none;
}

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

.footer-links a {
    color: #cbd5e1;
    text-decoration: none;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: white;
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-links a {
    color: #cbd5e1;
    font-size: 1.5rem;
    transition: color 0.3s;
}

.social-links a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid #475569;
    padding-top: 30px;
    text-align: center;
    color: #94a3b8;
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
        flex-direction: column;
        gap: 10px;
        padding: 20px 0;
    }

    .nav-menu.active {
        display: flex;
    }

    .menu-toggle {
        display: block;
    }

    .hero-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .hero-illustration {
        order: -1;
    }

    .hero-illustration img {
        max-width: 80%;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero .subtitle {
        font-size: 1.1rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .section-title {
        font-size: 2rem;
    }

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

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

    .cta-decoration {
        width: 300px;
    }

    .industries-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .industry-card {
        padding: 30px 15px;
        min-height: 130px;
    }

    .industry-card i {
        font-size: 2rem;
        margin-bottom: 10px;
    }

    .industry-card h4 {
        font-size: 0.85rem;
    }

    .service-card {
        min-height: auto;
    }

    .service-illustration {
        height: 100px;
    }

    .service-illustration img {
        width: 100px;
        max-height: 100px;
    }

    .service-illustration i {
        font-size: 60px;
    }

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

    .company-table th {
        background: #1e3a8a;
        color: white;
        border-bottom: none;
    }

    .company-table td {
        padding: 15px 20px 30px;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 60px 0;
    }

    .section {
        padding: 50px 0;
    }

    .btn-primary, .btn-secondary {
        width: 100%;
        text-align: center;
    }


}