:root {
    --primary-white: #FFFFFF;
    --soft-gray: #F8F9FA;
    --accent-gold: #D4AF37;
    --text-dark: #2C3E50;
    --text-muted: #7F8C8D;
    --border-gold: rgba(212, 175, 55, 0.4);
    --glass-white: rgba(255, 255, 255, 0.85);
    --shadow-light: 0 15px 35px rgba(0, 0, 0, 0.05);
    --font-serif: 'Playfair Display', serif;
    --font-sans: 'Montserrat', sans-serif;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: var(--font-sans);
}

body {
    background-color: var(--soft-gray);
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

/* 背景装飾 */
.background-gradient {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #FFFFFF 0%, #F1F4F8 100%);
    z-index: -1;
}

/* プロフィールヘッダー */
.profile-header {
    position: relative;
    width: 100%;
    height: 450px;
    overflow: hidden;
}

.cover-photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.profile-info-card {
    position: absolute;
    bottom: 40px;
    left: 40px;
    background: var(--glass-white);
    backdrop-filter: blur(10px);
    padding: 40px;
    border-left: 4px solid var(--accent-gold);
    box-shadow: var(--shadow-light);
    max-width: 500px;
}

.name {
    font-family: var(--font-serif);
    font-size: 2.8rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 5px;
    letter-spacing: 1px;
}

.info-group {
    font-size: 0.9rem;
    color: var(--accent-gold);
    letter-spacing: 2px;
    text-transform: uppercase;
    font-weight: 600;
}

.company {
    margin-right: 15px;
    border-right: 1px solid var(--border-gold);
    padding-right: 15px;
}

/* FAB */
.fab-container {
    position: absolute;
    right: 40px;
    top: 40px;
    z-index: 10;
}

.fab {
    width: 55px;
    height: 55px;
    background: var(--primary-white);
    border: 1px solid var(--border-gold);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-gold);
    transition: all 0.4s ease;
    text-decoration: none;
    box-shadow: var(--shadow-light);
}

.fab:hover {
    background: var(--accent-gold);
    color: var(--primary-white);
    transform: translateY(-5px);
}

.fab-label {
    display: none;
}

/* メインコンテナ */
.container {
    padding: 60px 20px;
    max-width: 900px;
    margin: 0 auto;
}

.glass-card {
    background: var(--primary-white);
    padding: 50px;
    margin-bottom: 50px;
    box-shadow: var(--shadow-light);
    border: 1px solid rgba(0, 0, 0, 0.03);
}

.section-title {
    font-family: var(--font-serif);
    font-size: 1.4rem;
    color: var(--text-dark);
    margin-bottom: 35px;
    text-transform: uppercase;
    letter-spacing: 3px;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 40px;
    height: 2px;
    background: var(--accent-gold);
}

/* 連絡先アイテム */
.contact-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    text-decoration: none;
    color: inherit;
    padding: 24px 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.contact-item:hover {
    padding-left: 10px;
    background: rgba(212, 175, 55, 0.02);
}

.contact-label {
    display: block;
    font-size: 0.65rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 4px;
}

.contact-value {
    font-weight: 500;
    font-size: 1rem;
    color: var(--text-dark);
}

.arrow {
    color: var(--accent-gold);
    font-size: 1rem;
    transition: all 0.3s ease;
}

.contact-item:hover .arrow {
    transform: translateX(8px);
}

/* SNS */
.social-links {
    display: flex;
    gap: 40px;
}

.social-link {
    width: 22px;
    height: 22px;
    color: var(--text-muted);
    transition: all 0.3s ease;
}

.social-link:hover {
    color: var(--accent-gold);
}

/* 資格リスト */
.certification-list {
    list-style: none;
}

.certification-list li {
    font-size: 0.95rem;
    margin-bottom: 20px;
    padding-left: 25px;
    position: relative;
    color: var(--text-dark);
}

.certification-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--accent-gold);
    font-weight: bold;
}

/* 自己紹介 */
.bio-content {
    font-size: 1.05rem;
    line-height: 1.9;
    color: var(--text-dark);
    font-weight: 400;
    text-align: justify;
}

/* フッター */
.footer {
    text-align: center;
    padding: 80px 20px;
}

#footer-copy {
    font-size: 0.75rem;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 12px;
}

.powered-by {
    font-size: 0.65rem;
    color: var(--accent-gold);
    text-transform: uppercase;
    letter-spacing: 4px;
    font-weight: 600;
}

/* アニメーション */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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

.animate-fade-in {
    opacity: 0;
    animation: fadeInUp 1.2s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.delay-1 {
    animation-delay: 0.1s;
}

.delay-2 {
    animation-delay: 0.2s;
}

.delay-3 {
    animation-delay: 0.3s;
}

.delay-4 {
    animation-delay: 0.4s;
}

.delay-5 {
    animation-delay: 0.5s;
}