:root {
    --primary-color: #4a90e2;
    --secondary-color: #6ba3f0;
    --accent-color: #ff6b6b;
    --dark-color: #1a365d;
    --alt-dark-color: #2d5a87;
    --light-color: #ffffff;
    --card-bg: #f7fafc;
    --main-bg: #ffffff;
    --border-color: #e2e8f0;
    --section-bg: #f8fafc;
    --section-text: #2d3748
}

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

body {
    font-family: "Hiragino Maru Gothic ProN", "Noto Sans JP", sans-serif;
    line-height: 1.6;
    color: var(--dark-color);
    overflow-x: hidden;
    background: var(--main-bg);
    touch-action: pan-y;
    -webkit-text-size-adjust: 100%
}

.header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1)
}

.nav-container {
    max-width: 1600px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: flex-start;
    align-items: center;
    height: 70px;
    gap: 2rem
}

.logo {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    gap: 0.5rem
}

.logo h1 {
    color: var(--primary-color);
    font-size: 1.5rem;
    font-weight: 700
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    margin-left: auto
}

.nav-link {
    text-decoration: none;
    color: var(--dark-color);
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s ease
}

.nav-link:hover::after {
    width: 100%
}

.contact-nav {
    background: var(--accent-color) !important;
    color: var(--light-color) !important;
    padding: 0.5rem 1rem !important;
    border-radius: 20px !important;
    transition: all 0.3s ease !important
}

.contact-nav:hover {
    background: var(--primary-color) !important;
    transform: translateY(-2px)
}

.contact-nav::after {
    display: none !important
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    margin-left: auto
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--dark-color);
    margin: 3px 0;
    transition: 0.3s
}

.main {
    margin-top: 60px
}

.hero {
    min-height: 100vh;
    position: relative;
    overflow: visible
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--main-bg) 0%, var(--secondary-color) 50%, var(--primary-color) 100%);
    opacity: 0.1;
    z-index: 0
}

.hero-container {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    min-height: 52.3rem;
    max-width: 1620px;
    margin: 0 auto;
    padding: 2rem 2.7rem 1.35rem 2.7rem;
    position: relative;
    z-index: 1;
    transform: scale(0.95);
    transform-origin: center center
}

.hero-left {
    width: 70%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 2rem;
    padding-right: 2rem;
    position: relative;
    z-index: 2
}

.hero-content {
    text-align: left
}

.hero-title {
    max-width: 448px;
    width: 100%;
    height: auto;
    margin-bottom: 1rem
}

.hero-subtitle {
    font-size: 1.55rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-weight: 600
}

.hero-description {
    font-size: 1rem;
    color: var(--alt-dark-color);
    margin-bottom: 2rem
}

.hero-social {
    display: flex;
    gap: 1rem;
    margin-top: 2rem
}

.hero-social .social-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.8rem 1.2rem;
    border-radius: 25px;
    text-decoration: none;
    color: var(--dark-color);
    background: var(--light-color);
    transition: all 0.3s ease;
    border: 1px solid rgba(126, 177, 232, 0.2);
    font-weight: 500;
    font-size: 0.9rem;
    box-shadow: 0 2px 10px rgba(126, 177, 232, 0.1)
}

.hero-social .social-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(126, 177, 232, 0.2)
}

.hero-social .social-link.youtube:hover {
    background: #ff0000;
    color: white;
    border-color: #ff0000
}

.hero-social .social-link.twitter:hover {
    background: #1da1f2;
    color: white;
    border-color: #1da1f2
}

.hero-social .social-link.skeb:hover {
    background: #257976;
    color: white;
    border-color: #257976
}

.social-link.skeb:hover svg circle:first-of-type {
    fill: #257976
}

.social-link.skeb:hover svg path {
    fill: #ffffff
}

.social-link.skeb:hover svg circle:not(:first-of-type) {
    fill: #ffffff
}

.hero-social .social-link.skeb svg circle:not(:first-of-type) {
    fill: #ffffff
}

.hero-social .social-link.skeb:hover svg circle:first-of-type {
    fill: #257976
}

.hero-social .social-link.skeb:hover svg path {
    fill: #ffffff
}

.hero-social .social-link.skeb:hover svg circle:not(:first-of-type) {
    fill: #ffffff
}

.hero-social .social-link.iikoe:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color)
}

.hero-social .social-link.iikoe svg {
    width: 18px;
    height: 18px
}

.hero-social .social-link svg {
    width: 20px;
    height: 20px
}

.hero-voice-samples {
    background: var(--card-bg);
    border-radius: 15px;
    padding: 1.5rem;
    border: 1px solid rgba(126, 177, 232, 0.1);
    box-shadow: 0 5px 20px rgba(126, 177, 232, 0.1);
    min-height: 200px;
    overflow: visible;
    position: relative;
    z-index: 2
}

.voice-samples-title {
    color: var(--dark-color);
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1rem;
    text-align: center
}

.hero-audio-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.8rem
}

.hero-audio-item {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 0.8rem;
    background: var(--light-color);
    border-radius: 10px;
    border: 1px solid rgba(126, 177, 232, 0.1);
    transition: all 0.3s ease;
    cursor: pointer
}

.hero-audio-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(126, 177, 232, 0.15);
    border-color: var(--primary-color)
}

.hero-play-btn {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: none;
    background: var(--primary-color);
    color: var(--light-color);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(126, 177, 232, 0.3);
    flex-shrink: 0
}

.hero-play-btn:hover {
    background: var(--accent-color);
    transform: scale(1.05)
}

.hero-play-btn.playing {
    background: var(--accent-color)
}

.hero-audio-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.3rem
}

.hero-audio-info span {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--dark-color)
}

.hero-waveform {
    height: 24px;
    background: linear-gradient(90deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    border-radius: 12px;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1px;
    padding: 2px
}

.hero-waveform::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: repeating-linear-gradient(90deg, transparent, transparent 2px, rgba(255, 255, 255, 0.4) 2px, rgba(255, 255, 255, 0.4) 4px)
}

.character-container {
    position: absolute;
    right: 0;
    top: 0;
    width: 55%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: flex-end;
    z-index: -10;
    pointer-events: none
}

.character-image {
    position: relative;
    width: 100%;
    max-width: 1500px;
    height: auto;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    overflow: hidden
}

.character-image img {
    max-width: 58%;
    width: auto;
    height: auto;
    object-fit: contain
}

.character-image .tatie-image {
    max-width: 505px !important;
    width: 100% !important;
    height: auto !important
}

.character-image::before {
    content: '';
    position: absolute;
    bottom: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 200px;
    height: 40px;
    background: radial-gradient(ellipse, rgba(126, 177, 232, 0.2) 0%, transparent 70%);
    border-radius: 50%;
    z-index: -1
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem
}

section {
    padding: 5rem 0
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--dark-color);
    margin-bottom: 3rem;
    position: relative
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--primary-color);
    border-radius: 2px
}

.pricing {
    background: var(--main-bg)
}

.pricing-table {
    overflow-x: auto;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1)
}

.pricing-table table {
    width: 100%;
    border-collapse: collapse;
    background: var(--card-bg);
    border-radius: 15px;
    overflow: hidden
}

.pricing-table th,
.pricing-table td {
    padding: 1.5rem;
    text-align: left;
    border-bottom: 1px solid #e9ecef
}

.pricing-table th {
    background: var(--primary-color);
    color: var(--light-color);
    font-weight: 600
}

.pricing-table tr:nth-child(even) {
    background: rgba(126, 177, 232, 0.05)
}

.pricing-table tr:hover {
    background: rgba(126, 177, 232, 0.1)
}

.pricing-table td:last-child {
    font-weight: 600;
    color: var(--primary-color);
    font-size: 1.1rem
}

.guidelines {
    background: var(--section-bg);
    color: var(--section-text)
}

.guidelines .section-title {
    color: var(--section-text);
    font-weight: 700
}

.guidelines-content {
    max-width: 1000px;
    margin: 0 auto
}

.guidelines-content h3 {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    text-align: center
}

.guidelines-content ul {
    list-style: none;
    padding: 0
}

.guidelines-content li {
    margin-bottom: 1rem;
    padding: 1rem 1.5rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    backdrop-filter: blur(5px);
    border-left: 4px solid var(--accent-color);
    transition: all 0.3s ease
}

.guidelines-content li:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateX(5px)
}

.contact-section {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-bottom: 3rem
}

.contact-card,
.equipment-card {
    background: linear-gradient(135deg, rgba(74, 144, 226, 0.02) 0%, rgba(255, 255, 255, 0.9) 100%);
    padding: 2rem;
    border-radius: 15px;
    border: 1px solid rgba(74, 144, 226, 0.12);
    box-shadow: 0 4px 15px rgba(74, 144, 226, 0.08)
}

.contact-card h3,
.equipment-card h3 {
    margin-bottom: 1.5rem;
    font-size: 1.44rem;
    color: var(--primary-color);
    font-weight: 800
}

.equipment-grid {
    display: grid;
    gap: 1rem
}

.equipment-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-color)
}

.equipment-item strong {
    color: var(--section-text);
    font-weight: 700
}

.equipment-item span {
    color: var(--section-text);
    font-weight: 500
}

.voice-info-section {
    margin: 0 auto 3rem auto;
    background: var(--light-color);
    padding: 2rem;
    border-radius: 15px;
    max-width: 1000px;
    text-align: center;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08)
}

.voice-info-section h3 {
    margin-bottom: 2rem;
    text-align: center;
    font-size: 1.67rem;
    color: var(--primary-color);
    font-weight: 800
}

.notice-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    text-align: left
}

@media (max-width:768px) {
    .notice-grid {
        grid-template-columns: 1fr
    }
}

.notice-card {
    background: var(--light-color);
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    text-align: center
}

.notice-card h4 {
    margin-bottom: 1rem;
    color: var(--section-text);
    font-size: 1.1rem;
    font-weight: 700;
    text-align: center
}

.notice-card p {
    margin-bottom: 0.8rem;
    line-height: 1.6;
    color: var(--section-text);
    font-weight: 500;
    text-align: left
}

.notice-card:last-child p {
    margin-bottom: 0
}

.genre-tags,
.character-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center
}

.tag {
    background: rgba(74, 144, 226, 0.1);
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.9rem;
    color: var(--primary-color);
    border: 1px solid rgba(74, 144, 226, 0.2);
    font-weight: 600
}

.cta-section {
    text-align: center;
    background: linear-gradient(135deg, rgba(74, 144, 226, 0.05) 0%, rgba(107, 163, 240, 0.08) 100%);
    padding: 3rem 2rem;
    border-radius: 15px;
    color: var(--section-text);
    border: 1px solid rgba(74, 144, 226, 0.15);
    box-shadow: 0 4px 15px rgba(74, 144, 226, 0.1)
}

.cta-section h3 {
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
    color: var(--primary-color);
    font-weight: 700
}

.cta-section p {
    margin-bottom: 1rem;
    font-size: 1.1rem;
    line-height: 1.6;
    color: var(--section-text);
    opacity: 0.9
}

.social-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.8rem 1.2rem;
    border-radius: 25px;
    text-decoration: none;
    color: var(--dark-color);
    background: var(--light-color);
    transition: all 0.3s ease;
    border: 1px solid rgba(126, 177, 232, 0.2);
    font-weight: 500;
    font-size: 0.9rem
}

.social-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(126, 177, 232, 0.2)
}

.social-link.youtube:hover {
    background: #ff0000;
    color: white;
    border-color: #ff0000
}

.social-link.twitter:hover {
    background: #1da1f2;
    color: white;
    border-color: #1da1f2
}

.social-link.skeb:hover {
    background: #257976;
    color: white;
    border-color: #257976
}

.social-link.skeb:hover svg circle:first-of-type {
    fill: #257976
}

.social-link.skeb:hover svg path {
    fill: #ffffff
}

.social-link.skeb:hover svg circle:not(:first-of-type) {
    fill: #ffffff
}

.social-link.iikoe:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color)
}

.social-link svg {
    width: 20px;
    height: 20px
}

.section-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem
}

.section-header .mini-character {
    width: 100px;
    height: auto;
    opacity: 0.9;
    transition: all 0.3s ease;
    filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.1))
}

.section-header .mini-character:hover {
    transform: scale(1.1);
    opacity: 1
}

.section-header .section-title {
    margin-bottom: 0
}

.cta-section .section-header h3 {
    margin-bottom: 0;
    align-self: center;
    font-size: 1.75rem
}

.form-notice {
    max-width: 800px;
    margin: 0 auto 2rem auto;
    background: rgba(255, 255, 255, 0.95);
    padding: 1.5rem 2rem;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    backdrop-filter: blur(10px);
    text-align: left
}

.form-notice p {
    margin: 0;
    color: #2c2c2c;
    font-size: 1rem;
    font-weight: 500;
    line-height: 1.6
}

.footer {
    background: var(--dark-color);
    color: var(--light-color);
    text-align: center;
    padding: 2rem 0
}

@media (max-width:768px) {
    .hero {
        height: auto;
        min-height: 100vh
    }

    .hero-container {
        transform: scale(1);
        max-width: 100%;
        padding: 1rem;
        flex-direction: column;
        align-items: flex-start;
        height: auto
    }

    .hero-left {
        width: 100%;
        padding-right: 0;
        text-align: left;
        gap: 1.5rem;
        z-index: 2
    }

    .hero-content {
        text-align: left
    }

    .character-container {
        position: absolute;
        right: -20%;
        top: 0;
        width: 89%;
        height: 100%;
        opacity: 1;
        z-index: 0
    }

    .hero-voice-samples {
        min-height: 250px;
        overflow: visible;
        flex-shrink: 0
    }

    .hero-social {
        justify-content: flex-start;
        flex-wrap: wrap;
        gap: 0.5rem
    }

    .nav-menu {
        display: none
    }

    .nav-menu li:not(:last-child) {
        display: none
    }

    .nav-menu li:last-child {
        display: block
    }

    .nav-menu {
        display: flex;
        position: static;
        background: none;
        width: auto;
        box-shadow: none;
        padding: 0;
        gap: 0
    }

    .hamburger {
        display: none
    }

    .hero-container {
        flex-direction: column;
        padding: 1rem;
        gap: 2rem
    }

    .hero-left {
        padding-right: 0;
        text-align: left;
        gap: 1.5rem
    }

    .hero-content {
        text-align: left
    }

    .hero-title {
        font-size: 2.5rem
    }

    .hero-subtitle {
        font-size: 1.2rem
    }

    .character-container {
        height: 50vh;
        min-height: 300px
    }

    .character-image {
        height: 50vh;
        min-height: 300px;
        max-width: 300px
    }

    .hero-social {
        flex-wrap: wrap;
        justify-content: center;
        gap: 0.5rem
    }

    .hero-social .social-link {
        padding: 0.6rem 1rem;
        font-size: 0.8rem
    }

    .hero-audio-grid {
        grid-template-columns: 1fr;
        gap: 0.5rem
    }

    .hero-audio-item {
        padding: 0.6rem
    }

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

    .social-link {
        padding: 0.6rem 1rem;
        font-size: 0.8rem
    }

    .nav-container {
        padding: 0 1rem
    }

    .container {
        padding: 0 1rem
    }

    section {
        padding: 3rem 0
    }

    .pricing-table {
        font-size: 0.9rem
    }

    .pricing-table th,
    .pricing-table td {
        padding: 1rem
    }

    .contact-section {
        grid-template-columns: 1fr
    }

    .form-notice {
        padding: 1.5rem;
        margin: 0 1rem 2rem 1rem;
        font-size: 0.9rem
    }
}

@media (max-width:480px) {
    .hero-container {
        padding: 0.5rem;
        gap: 1rem
    }

    .hero-left {
        gap: 1rem
    }

    .hero-title {
        font-size: 2rem
    }

    .hero-subtitle {
        font-size: 1.8rem
    }

    .character-container {
        height: 40vh;
        min-height: 250px
    }

    .character-image {
        height: 40vh;
        min-height: 250px;
        max-width: 250px
    }

    .hero-social {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 0.5rem;
        justify-items: stretch
    }

    .hero-social .social-link {
        width: 100%;
        justify-content: flex-start;
        letter-spacing: 0.5px;
        padding: 0.6rem 1rem
    }

    .hero-voice-samples {
        min-height: 300px;
        overflow: visible;
        flex-shrink: 0
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px)
    }

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

.animate-fade-in {
    animation: fadeInUp 0.8s ease-out forwards
}

.contact-info-section {
    margin-top: 2rem;
    display: flex;
    justify-content: center
}

.contact-info-section .notice-card {
    background: var(--light-color);
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    text-align: center;
    max-width: 800px;
    width: 100%
}

.contact-info-section .notice-card h4 {
    margin-bottom: 1rem;
    color: var(--section-text);
    font-size: 1.1rem;
    font-weight: 700;
    text-align: center
}

.contact-info-section .notice-card p {
    margin-bottom: 0.8rem;
    line-height: 1.6;
    color: var(--section-text);
    font-weight: 500;
    text-align: left
}

.email-info {
    background: rgba(74, 144, 226, 0.1);
    padding: 0.75rem;
    border-radius: 8px;
    border: 1px solid rgba(74, 144, 226, 0.2);
    margin-top: 0.5rem
}

.email-info strong {
    color: var(--primary-color);
    font-size: 1.1rem;
    font-weight: 600;
    letter-spacing: 0.5px
}

@media (max-width:768px) {
    .contact-info-section {
        margin: 1.5rem 1rem 0
    }

    .contact-info-section .notice-card {
        padding: 1.25rem
    }

    .email-info strong {
        font-size: 1rem
    }
}

.logo-image {
    max-width: 140px;
    width: 100%;
    height: auto
}

.hero-subtitle-image {
    max-width: 370px;
    width: 100%;
    height: auto
}

@media (max-width:768px) {
    .logo-image {
        max-width: 135px
    }

    .hero-subtitle-image {
        max-width: 225px
    }

    .hero-title {
        max-width: 265px
    }

    .character-image .tatie-image {
        max-width: 245px !important
    }
}

@media (max-width:480px) {
    .logo-image {
        max-width: 60px
    }

    .hero-subtitle-image {
        max-width: 100px
    }

    .hero-title {
        max-width: 200px
    }

    .character-image .tatie-image {
        max-width: 373px !important
    }
}