:root {
    --bg: #ffffff;
    --text: #000000;
    --text-secondary: #666666;
    --text-tertiary: #999999;
    --border: #e5e5e5;
    --bg-secondary: #f9f9f9;
    --bg-tertiary: #f0f0f0;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg: #0a0a0a;
        --text: #ffffff;
        --text-secondary: #b3b3b3;
        --text-tertiary: #666666;
        --border: #2a2a2a;
        --bg-secondary: #1a1a1a;
        --bg-tertiary: #2a2a2a;
    }
}

body.dark-mode {
    --bg: #0a0a0a;
    --text: #ffffff;
    --text-secondary: #b3b3b3;
    --text-tertiary: #666666;
    --border: #2a2a2a;
    --bg-secondary: #1a1a1a;
    --bg-tertiary: #2a2a2a;
}

body.light-mode {
    --bg: #ffffff;
    --text: #000000;
    --text-secondary: #666666;
    --text-tertiary: #999999;
    --border: #e5e5e5;
    --bg-secondary: #f9f9f9;
    --bg-tertiary: #f0f0f0;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.theme-toggle {
    position: fixed;
    top: 20px;
    right: 20px;
    width: 44px;
    height: 44px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 1000;
}

.theme-toggle:hover {
    background: var(--bg-tertiary);
}

.theme-toggle i {
    font-size: 20px;
    color: var(--text);
}

.container {
    max-width: 500px;
    width: 100%;
    text-align: center;
}

.card {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 40px 32px;
    transition: background-color 0.3s ease, border-color 0.3s ease;
}

.logo {
    width: 100%;
    height: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
}

.logo svg {
    width: 100%;
    height: auto;
    max-width: 300px;
}

.logo svg path {
    fill: var(--text);
    transition: fill 0.3s ease;
}

h1 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 8px;
    letter-spacing: -0.5px;
}

.subtitle {
    font-size: 16px;
    color: var(--text-secondary);
    margin-bottom: 32px;
    font-weight: 500;
}

.tagline {
    font-size: 14px;
    color: var(--text-tertiary);
    margin-bottom: 32px;
    line-height: 1.6;
}

.services {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 32px;
    text-align: left;
    padding: 24px;
    background: var(--bg-secondary);
    border-radius: 6px;
    transition: background-color 0.3s ease;
}

.service-item {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 14px;
    color: var(--text);
}

.service-item i {
    width: 20px;
    color: var(--text-secondary);
    flex-shrink: 0;
}

.contact-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 32px;
}

.contact-link {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 12px 16px;
    background: var(--bg-secondary);
    border-radius: 6px;
    text-decoration: none;
    color: var(--text);
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s ease;
    border: 1px solid var(--border);
}

.contact-link:hover {
    background: var(--text);
    color: var(--bg);
    border-color: var(--text);
}

.contact-link i {
    width: 18px;
    text-align: center;
}

.social-links {
    display: flex;
    gap: 12px;
    justify-content: center;
    margin-bottom: 24px;
}

.social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    border-radius: 50%;
    text-decoration: none;
    color: var(--text);
    transition: all 0.2s ease;
    border: 1px solid var(--border);
}

.social-link:hover {
    background: var(--text);
    color: var(--bg);
    border-color: var(--text);
}

.social-link i {
    width: 18px;
    text-align: center;
}

.location {
    font-size: 12px;
    color: var(--text-tertiary);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.location i {
    width: 14px;
}

/* Mobile */
@media (max-width: 480px) {
    .card {
        padding: 32px 24px;
    }

    h1 {
        font-size: 24px;
    }

    .theme-toggle {
        top: 16px;
        right: 16px;
        width: 40px;
        height: 40px;
    }

    .theme-toggle i {
        font-size: 18px;
    }
}