:root {
    --color-background: #ffffff;
    --color-text: #212121;
    --color-heading: #000000;
    --color-accent: #4a4a4a;
    --font-primary: 'Georgia', 'serif';
    --font-secondary: 'Helvetica', 'Arial', sans-serif;
    --header-height: 70px;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-secondary);
    line-height: 1.6;
    background-color: var(--color-background);
    color: var(--color-text);
}

main {
    padding-top: var(--header-height);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--color-accent);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--color-heading);
}

.container {
    width: 100%;
    max-width: 1100px;
    margin-left: auto;
    margin-right: auto;
    padding-left: 1.25rem;
    padding-right: 1.25rem;
}

.site-header {
    background-color: var(--color-background);
    height: var(--header-height);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

.logo-container img {
    height: 35px;
}

.menu-toggle {
    width: 30px;
    height: 25px;
    position: relative;
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: 1001;
}

.menu-toggle .bar {
    display: block;
    position: absolute;
    left: 0;
    width: 100%;
    height: 3px;
    background-color: var(--color-heading);
    border-radius: 2px;
    transition: transform 0.3s ease-in-out, top 0.3s ease-in-out, opacity 0.3s ease-in-out;
}

.menu-toggle .bar:nth-child(1) { top: 0; }
.menu-toggle .bar:nth-child(2) { top: 11px; }
.menu-toggle .bar:nth-child(3) { top: 22px; }

.menu-toggle.is-active .bar:nth-child(1) { top: 11px; transform: rotate(45deg); }
.menu-toggle.is-active .bar:nth-child(2) { opacity: 0; }
.menu-toggle.is-active .bar:nth-child(3) { top: 11px; transform: rotate(-45deg); }

.nav-list {
    list-style: none;
    position: fixed;
    top: 0;
    right: 0;
    width: 70%;
    max-width: 300px;
    height: 100vh;
    background-color: var(--color-background);
    padding-top: 5rem;
    transform: translateX(100%);
    transition: transform 0.3s ease-in-out;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.nav-list.is-active {
    transform: translateX(0);
}

.nav-link {
    font-size: 1.25rem;
    font-weight: bold;
    color: var(--color-heading);
}

.nav-button {
    background-color: var(--color-heading);
    color: var(--color-background);
    padding: 0.5rem 1.5rem;
    border-radius: 5px;
    font-size: 1.2rem;
    font-weight: bold;
    transition: background-color 0.3s ease;
}

.nav-button:hover {
    background-color: var(--color-accent);
    color: var(--color-background);
}

.hero {
    padding: 4rem 0;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    align-items: center;
}

.hero-content {
    order: 2;
}

.hero-image-wrapper {
    order: 1;
    max-width: 90%;
    margin: 0 auto;
}

.hero-image-wrapper img {
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    width: 100%;
}

.hero-title {
    font-family: var(--font-primary);
    font-size: clamp(2.5rem, 8vw, 4rem);
    margin-bottom: 0.5rem;
    color: var(--color-heading);
}

.hero-subtitle {
    font-size: 1.2rem;
    color: #007a63;
    font-weight: bold;
    margin-bottom: 0.5rem;
}

.hero-tag {
    display: inline-block;
    font-size: 0.9rem;
    color: var(--color-accent);
    margin-bottom: 1.5rem;
}

.hero-stats {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid #eee;
}

.stat-item {
    text-align: left;
}

.stat-value {
    font-size: 1.1rem;
    font-weight: bold;
    display: flex;
    align-items: center;
    gap: 0.25rem;
    color: var(--color-heading);
}

.icon-star {
    width: 1em;
    height: 1em;
    fill: #fbbc04;
}

.stat-label {
    font-size: 0.9rem;
}

.hero-devices {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.9rem;
    color: var(--color-accent);
}

.icon-devices {
    width: 24px;
    height: 24px;
    fill: currentColor;
    flex-shrink: 0;
}

.hero-image-wrapper img {
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    width: 100%;
}

@media (min-width: 768px) {
    .menu-toggle {
        display: none;
    }

    .nav-list {
        position: static;
        flex-direction: row;
        height: auto;
        width: auto;
        background-color: transparent;
        transform: translateX(0);
        padding-top: 0;
        align-items: center;
    }

    .nav-link {
        font-size: 1rem;
        font-weight: normal;
        color: var(--color-text);
    }

    .nav-button {
        font-size: 0.9rem;
        padding: 0.6rem 1.2rem;
    }
    
    .hero-container {
        grid-template-columns: repeat(2, 1fr);
    }

    .hero-content {
        order: 1;
    }

    .hero-image-wrapper {
        order: 2;
    }
}
.section-title {
    font-family: var(--font-primary);
    font-size: clamp(1.8rem, 5vw, 2.5rem);
    text-align: center;
    margin-bottom: 2rem;
    color: var(--color-heading);
}

.slider-section {
    padding: 4rem 0;
    background-color: #f9f9f9;
}

.slider-container {
    position: relative;
    overflow: hidden;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.slider-wrapper {
    display: flex;
    transition: transform 0.5s ease-in-out;
}

.slide {
    flex: 0 0 100%;
    min-width: 100%;
}

.slider-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: rgba(0, 0, 0, 0.5);
    border: none;
    color: white;
    padding: 0.5rem;
    cursor: pointer;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    transition: background-color 0.3s ease;
}

.slider-btn:hover {
    background-color: rgba(0, 0, 0, 0.8);
}

.slider-btn.prev {
    left: 1rem;
}

.slider-btn.next {
    right: 1rem;
}

.slider-btn svg {
    fill: currentColor;
    width: 24px;
    height: 24px;
}
@media (min-width: 992px) {
    .slider-container {
        max-width: 700px;
        margin-left: auto;
        margin-right: auto;
    }
}
@media (min-width: 992px) {
    .slide img {
        max-height: 450px;
        width: 100%;
        object-fit: cover;
    }
}
.description-section {
    padding: 4rem 0;
    background-color: #fdfdfd;
}

.description-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: left;
}

.content-block {
    margin-bottom: 3rem;
}

.content-block h3 {
    font-family: var(--font-secondary);
    font-size: 1.3rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--color-heading);
    margin-bottom: 2rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--color-heading);
    display: inline-block; 
}

.features-list {
    list-style: none;
    padding: 0;
}

.features-list li {
    margin-bottom: 2rem;
    padding-left: 1.75rem; 
    position: relative;
}

.features-list li::before {
    content: ''; 
    position: absolute;
    left: 0;
    top: 2px;
    color: var(--color-heading);
    font-size: 1.1rem;
    font-weight: bold;
}

.features-list li strong {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--color-heading);
    font-size: 1.1rem;
}

.content-block p {
    line-height: 1.7; 
}

.update-info {
    border-top: 1px solid #e0e0e0;
    padding-top: 1.5rem;
    font-size: 0.9rem;
}

.update-info p {
    margin-bottom: 1rem;
}

.tags-container {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.tag-pill {
    background-color: #f0f0f0;
    color: var(--color-accent);
    padding: 0.4rem 1rem;
    border-radius: 1rem;
    font-size: 0.85rem;
    font-weight: 500;
    transition: all 0.3s ease;
    cursor: default;
}

.tag-pill:hover {
    background-color: var(--color-heading);
    color: var(--color-background);
    transform: translateY(-3px);
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}
.data-safety-section {
    padding: 4rem 0;
    background-color: #f9f9f9;
}

.safety-intro {
    max-width: 650px;
    margin: 0 auto 3rem auto;
    text-align: center;
    line-height: 1.7;
    color: var(--color-accent);
}

.safety-points-list {
    list-style: none;
    padding: 0;
    max-width: 800px;
    margin: 0 auto;
    display: grid;
    gap: 1.5rem;
}

.safety-point {
    background-color: #fff;
    border-radius: 8px;
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1.5rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.safety-point:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.safety-point-icon {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #e8f5e9; 
}

.safety-point-icon svg {
    width: 24px;
    height: 24px;
    fill: #34a853;
}

.safety-point-text h4 {
    margin: 0 0 0.25rem 0;
    font-size: 1.1rem;
    color: var(--color-heading);
}

.safety-point-text p {
    margin: 0;
    color: var(--color-accent);
}

@media (min-width: 768px) {
    .safety-points-list {
        grid-template-columns: 1fr 1fr;
    }
}
.reviews-section {
    padding: 3rem 0;
}
.reviews-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 0.5rem;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid #eee;
}
.reviews-header .section-title {
    margin-bottom: 0;
}
.reviews-verified {
    font-size: 0.9rem;
    color: var(--color-accent);
}
.reviews-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}
.rating-summary {
    text-align: center;
}
.overall-rating-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}
.overall-rating {
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--color-heading);
    line-height: 1;
}
.total-reviews {
    margin: 0.5rem 0 1.5rem 0;
}
.rating-bars {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    max-width: 300px;
    margin: 0 auto;
}
.rating-bar-row {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.9rem;
}
.rating-bar-container {
    flex-grow: 1;
    background-color: #f0f0f0;
    border-radius: 1rem;
    height: 8px;
    overflow: hidden;
}
.rating-bar-inner {
    height: 100%;
    background-color: var(--color-heading);
    border-radius: 1rem;
    transition: width 0.4s ease-in-out;
}
.reviews-content {
    display: flex;
    flex-direction: column;
}
.tab-buttons {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    justify-content: center;
}
.tab-button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1rem;
    border: 1px solid #ddd;
    border-radius: 2rem;
    background-color: transparent;
    cursor: pointer;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}
.tab-button.active {
    background-color: #f0f0f0;
    border-color: #f0f0f0;
}
.tab-button:not(.active):hover {
    background-color: #f9f9f9;
}
.tab-button svg {
    width: 18px;
    height: 18px;
    fill: currentColor;
}
.tab-panel {
    display: none;
    animation: fadeIn 0.5s ease;
}
.tab-panel.active {
    display: block;
}
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}
.review-card {
    border: 1px solid #eee;
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 2rem;
}
.review-header {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
    margin-bottom: 1rem;
}
.review-header-top {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}
.review-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
}
.review-author {
    font-weight: bold;
}
.review-stars {
    display: flex;
    gap: 0.1rem;
}
.review-stars svg {
    width: 16px;
    height: 16px;
    color: #fbbc04;
}
.review-date {
    font-size: 0.8rem;
    color: var(--color-accent);
    width: 100%;
}
.btn-secondary {
    display: inline-block;
    align-self: center;
    text-align: center;
    font-weight: bold;
    color: var(--color-heading);
    padding: 0.8rem 1.5rem;
    border-radius: 5px;
    transition: background-color 0.3s ease;
    border: 1px solid #ddd;
    cursor: pointer;
}
.btn-secondary:hover {
    background-color: #f0f0f0;
}
@media (min-width: 768px) {
    .reviews-section {
        padding: 4rem 0;
    }
    .reviews-header {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
    }
    .tab-buttons {
        justify-content: flex-start;
    }
    .btn-secondary {
        align-self: flex-start;
    }
    .overall-rating-wrapper {
        flex-direction: row;
        align-items: center;
        gap: 1rem;
    }
}
@media (min-width: 992px) {
    .reviews-grid {
        grid-template-columns: 320px 1fr;
        gap: 4rem;
    }
    .rating-summary {
        text-align: left;
    }
    .rating-bars {
        margin: 0;
    }
    .overall-rating {
        font-size: 4.5rem;
    }
    .review-header {
        flex-direction: row;
        align-items: center;
        gap: 1rem;
    }
    .review-date {
        margin-left: auto;
        width: auto;
        font-size: 0.9rem;
    }
}
.whats-new-section {
    padding: 3rem 0;
    background-color: #f9f9f9;
}

.whats-new-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    align-items: center;
}

.whats-new-content .section-title {
    text-align: left;
    margin-bottom: 1.5rem;
}

.update-card {
    background-color: #fff;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.update-title {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    color: var(--color-heading);
    margin-bottom: 1rem;
}

.update-features {
    list-style: none;
    padding-left: 0;
    margin: 0;
}

.update-features li {
    padding-left: 1.5rem;
    position: relative;
    line-height: 1.6;
}

.update-features li::before {
    content: '▶';
    position: absolute;
    left: 0;
    top: 0;
    color: var(--color-heading);
    font-size: 0.8rem;
}

.whats-new-image img {
    width: 100%;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

@media (min-width: 768px) {
    .whats-new-section {
        padding: 4rem 0;
    }
    .whats-new-grid {
        grid-template-columns: 1fr 1fr;
    }
}
.site-footer {
    padding: 3rem 0;
    background-color: #fff;
    border-top: 1px solid #f0f0f0;
}

.footer-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    text-align: center;
}

.footer-logo img {
    height: 30px;
}

.footer-nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-nav a {
    color: var(--color-accent);
    font-weight: 500;
}

.footer-nav a:hover {
    color: var(--color-heading);
    text-decoration: underline;
}

.copyright-container {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid #f0f0f0;
    text-align: center;
}

.copyright-container p {
    font-size: 0.85rem;
    color: var(--color-accent);
}

@media (min-width: 768px) {
    .footer-container {
        flex-direction: row;
        justify-content: space-between;
    }

    .footer-nav ul {
        flex-direction: row;
        gap: 2rem;
    }
}
.legal-page {
    padding: 3rem 0;
}
main > .legal-page:first-child {
    padding-top: calc(var(--header-height) + 3rem);
}
.legal-page h1 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 0.5rem;
}
.legal-update {
    text-align: center;
    color: var(--color-accent);
    margin-bottom: 3rem;
}
.legal-content {
    max-width: 750px;
    margin: 0 auto;
}
.legal-content h2 {
    font-size: 1.8rem;
    margin-top: 2.5rem;
    margin-bottom: 1rem;
}
.legal-content p, .legal-content li {
    line-height: 1.8;
    color: var(--color-text);
    margin-bottom: 1rem;
}
.legal-content ul {
    list-style-position: inside;
}
@media (min-width: 768px) {
    .legal-page {
        padding: 4rem 0;
    }
    main > .legal-page:first-child {
        padding-top: calc(var(--header-height) + 4rem);
    }
}
.hero-download-btn {
    display: inline-block;
    margin-bottom: 1.5rem;
}
.details-section {
    padding: 3rem 0;
}
main > .details-section:first-child {
    padding-top: calc(var(--header-height) + 3rem);
}
.details-section:last-of-type {
    padding-bottom: 4rem;
}
.details-section.gallery-section {
    background-color: #f9f9f9;
}

.accordion-container {
    max-width: 800px;
    margin: 0 auto;
    border: 1px solid #eee;
    border-radius: 8px;
    overflow: hidden;
}
.accordion-item {
    border-bottom: 1px solid #eee;
}
.accordion-item:last-child {
    border-bottom: none;
}
.accordion-header {
    width: 100%;
    padding: 1.25rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: #fff;
    border: none;
    cursor: pointer;
    text-align: left;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-heading);
    transition: background-color 0.3s ease;
}
.accordion-header:hover {
    background-color: #f9f9f9;
}
.accordion-icon {
    width: 16px;
    height: 16px;
    position: relative;
    flex-shrink: 0;
    margin-left: 1rem;
    transition: transform 0.4s ease;
}
.accordion-icon::before,
.accordion-icon::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 14px;
    height: 2px;
    background-color: var(--color-accent);
    transform: translate(-50%, -50%);
    border-radius: 1px;
}
.accordion-icon::after {
    transform: translate(-50%, -50%) rotate(90deg);
}
.accordion-header.is-active .accordion-icon {
    transform: rotate(135deg);
}
.accordion-content {
    background-color: #fdfdfd;
    overflow: hidden;
    transition: max-height 0.4s ease-out, padding 0.4s ease-out;
    max-height: 0;
}
.accordion-content p {
    padding: 0 1.5rem;
    line-height: 1.7;
    margin: 0;
}

.shikigami-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 1.5rem;
}
.shikigami-card {
    border-radius: 8px;
    overflow: hidden;
    position: relative;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
    aspect-ratio: 3 / 4;
}
.shikigami-card:hover {
    transform: translateY(-5px);
}
.shikigami-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}
.shikigami-card:hover img {
    transform: scale(1.05);
}
.shikigami-info {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    background: linear-gradient(to top, rgba(0,0,0,0.85), transparent);
    padding: 2.5rem 1rem 1rem;
    color: #fff;
    text-shadow: 0 1px 3px rgba(0,0,0,0.5);
}
.shikigami-name {
    font-family: var(--font-primary);
    font-size: 1.2rem;
    margin-bottom: 0.25rem;
}
.shikigami-role {
    font-size: 0.9rem;
    opacity: 0.8;
}

.reviews-grid-detailed {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}
.reviews-footer {
    text-align: center;
}

@media (min-width: 768px) {
    .details-section {
        padding: 4rem 0;
    }
     main > .details-section:first-child {
        padding-top: calc(var(--header-height) + 4rem);
    }
    .reviews-grid-detailed {
        grid-template-columns: 1fr 1fr;
    }
}
.page-intro {
    text-align: center;
    padding-bottom: 3rem;
    border-bottom: 1px solid #eee;
}

.page-intro h1 {
    font-family: var(--font-primary);
    font-size: clamp(2.2rem, 6vw, 3.5rem);
    color: var(--color-heading);
    margin-bottom: 1rem;
}

.page-subtitle {
    max-width: 750px; 
    margin-left: auto;
    margin-right: auto;
    font-size: 1.1rem;
    color: var(--color-accent);
    line-height: 1.7;
}