:root {
    --bg-main: #0b0f19;
    --bg-card: #151b2d;
    --accent: #00f2fe;
    --accent-hover: #4facfe;
    --text-main: #f3f4f6;
    --text-muted: #9ca3af;
    --border: #24304f;
    --success: #10b981;
}

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

body {
    font-family: 'Helvetica Neue', Arial, 'Hiragino Kaku Gothic ProN', Meiryo, sans-serif;
    background-color: var(--bg-main);
    color: var(--text-main);
    line-height: 1.6;
}

header {
    background-color: rgba(11, 15, 25, 0.95);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: bold;
    font-size: 1.3rem;
    color: var(--text-main);
    text-decoration: none;
}

.logo svg {
    width: 32px;
    height: 32px;
}

.nav-links {
    display: flex;
    gap: 1.5rem;
    list-style: none;
}

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.95rem;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: var(--accent);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 0.3rem;
    background: none;
    border: none;
    cursor: pointer;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--text-main);
    transition: 0.3s;
}

/* Hero Section */
.hero {
    position: relative;
    padding: 8rem 2rem 6rem;
    text-align: center;
    background: radial-gradient(circle at top, rgba(0, 242, 254, 0.1) 0%, transparent 70%);
}

.hero h1 {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    background: linear-gradient(135deg, #fff 30%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-muted);
    max-width: 800px;
    margin: 0 auto 2.5rem;
}

.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    font-weight: bold;
    text-decoration: none;
    border-radius: 4px;
    transition: transform 0.3s, background-color 0.3s;
    cursor: pointer;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-hover) 100%);
    color: #000;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 242, 254, 0.4);
}

/* Sections */
section {
    padding: 5rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 3rem;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 50px;
    height: 3px;
    background-color: var(--accent);
    margin: 1rem auto 0;
}

/* Grid & Cards */
.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.card {
    background-color: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
    transition: transform 0.3s, border-color 0.3s;
}

.card:hover {
    transform: translateY(-5px);
    border-color: var(--accent);
}

.card-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.card-body {
    padding: 1.5rem;
}

.card-body h3 {
    margin-bottom: 0.5rem;
    font-size: 1.3rem;
}

.card-body p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 1rem;
}

.price {
    font-size: 1.5rem;
    color: var(--accent);
    font-weight: bold;
    margin-bottom: 1rem;
}

/* Features */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-box {
    background-color: var(--bg-card);
    padding: 2rem;
    border-radius: 8px;
    border: 1px solid var(--border);
    text-align: center;
}

.feature-box svg {
    width: 48px;
    height: 48px;
    fill: var(--accent);
    margin-bottom: 1rem;
}

/* Contact & Forms */
.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.info-panel p {
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.form-group {
    margin-bottom: 1.2rem;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-muted);
}

input, select, textarea {
    width: 100%;
    padding: 0.8rem;
    background-color: var(--bg-main);
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text-main);
    font-size: 1rem;
    transition: border-color 0.3s;
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--accent);
}

.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.checkbox-group input {
    width: auto;
    margin-top: 0.3rem;
}

/* FAQ Accordion */
.faq-item {
    background-color: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 6px;
    margin-bottom: 1rem;
    overflow: hidden;
}

.faq-trigger {
    width: 100%;
    padding: 1.2rem;
    background: none;
    border: none;
    text-align: left;
    color: var(--text-main);
    font-size: 1.1rem;
    font-weight: bold;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-content {
    padding: 0 1.2rem;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
    color: var(--text-muted);
}

.faq-item.active .faq-content {
    padding: 0 1.2rem 1.2rem;
    max-height: 200px;
}

/* Cookies Consent */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: var(--bg-card);
    border-top: 1px solid var(--border);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 2000;
    transform: translateY(100%);
    transition: transform 0.5s ease-in-out;
}

.cookie-banner.show {
    transform: translateY(0);
}

.cookie-banner p {
    font-size: 0.9rem;
    color: var(--text-muted);
    max-width: 80%;
}

/* Footer */
footer {
    background-color: #070910;
    border-top: 1px solid var(--border);
    padding: 3rem 2rem 2rem;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.footer-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

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

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.3s;
}

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

.footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
    border-top: 1px solid var(--border);
    padding-top: 1.5rem;
}

/* Responsive design */
@media (max-width: 768px) {
    .nav-links {
        display: none;
        flex-direction: column;
        width: 100%;
        background-color: var(--bg-main);
        position: absolute;
        top: 100%;
        left: 0;
        padding: 1.5rem;
        border-bottom: 1px solid var(--border);
    }
    .nav-links.active {
        display: flex;
    }
    .menu-toggle {
        display: flex;
    }
    .hero h1 {
        font-size: 2.2rem;
    }
    .contact-container {
        grid-template-columns: 1fr;
    }
    .cookie-banner {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    .cookie-banner p {
        max-width: 100%;
    }
}