:root {
    --bg: #ffffff;
    --text: #1a1a1a;
    --text-secondary: #666;
    --accent: #00c980;
    --accent-glow: rgba(0, 201, 128, 0.3);
    --input-bg: #f5f5f5;
    --input-border: #ddd;
    --error: #e74c3c;
    --success: #00c980;
}

[data-theme="dark"] {
    --bg: #0a0a0a;
    --text: #f0f0f0;
    --text-secondary: #888;
    --accent: #00e694;
    --accent-glow: rgba(0, 230, 148, 0.4);
    --input-bg: #1a1a1a;
    --input-border: #333;
}

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

html, body {
    height: 100%;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background: var(--bg);
    color: var(--text);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    transition: background 0.3s ease, color 0.3s ease;
}

#theme-toggle {
    position: fixed;
    top: 1rem;
    right: 1rem;
    background: transparent;
    border: 2px solid var(--input-border);
    border-radius: 50%;
    width: 2.5rem;
    height: 2.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: border-color 0.3s ease;
    color: var(--text);
}

#theme-toggle svg {
    width: 1.1rem;
    height: 1.1rem;
}

@media (hover: hover) {
    #theme-toggle:hover {
        border-color: var(--accent);
        background: var(--accent-glow);
        box-shadow: 0 0 20px 5px var(--accent-glow);
    }
}

[data-theme="dark"] #theme-toggle {
    border-color: #555;
}

@media (hover: hover) {
    [data-theme="dark"] #theme-toggle:hover {
        border-color: var(--accent);
    }
}

[data-theme="dark"] .icon-light,
:root:not([data-theme="dark"]) .icon-dark {
    display: none;
}

main {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    text-align: center;
}

h1 {
    font-family: 'Orbitron', sans-serif;
    font-size: 4rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
    color: var(--text);
}

[data-theme="dark"] h1 {
    text-shadow: 0 0 30px var(--accent-glow);
}

.tagline {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
}

.cta {
    font-size: 1rem;
    color: var(--text-secondary);
    font-weight: 500;
    margin-bottom: 2rem;
}

#waitlist-form {
    width: 100%;
    max-width: 500px;
}

.form-row {
    display: flex;
    gap: 0.5rem;
    align-items: stretch;
}

#email {
    flex: 1;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    border: 1px solid var(--input-border);
    border-radius: 6px;
    background: var(--input-bg);
    color: var(--text);
    outline: none;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

#email::placeholder {
    color: var(--text-secondary);
}

#email:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

#submit-btn {
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    background: var(--accent);
    color: #000;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
}

#submit-btn:hover {
    filter: brightness(1.1);
    box-shadow: 0 0 15px var(--accent-glow);
}

#submit-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.spinner {
    display: inline-block;
    width: 1rem;
    height: 1rem;
    border: 2px solid transparent;
    border-top-color: currentColor;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

#honeypot {
    position: absolute;
    left: -9999px;
    opacity: 0;
    pointer-events: none;
}

#success-msg {
    color: var(--success);
    font-weight: 500;
    margin-top: 1rem;
}

#error-msg {
    color: var(--error);
    margin-top: 1rem;
}

.hidden {
    display: none;
}

footer {
    padding: 1.5rem;
    text-align: center;
    font-size: 0.875rem;
    color: var(--text-secondary);
    position: sticky;
    bottom: 0;
    background: var(--bg);
}

footer a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.2s ease;
}

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

.separator {
    margin: 0 0.75rem;
}

footer a.current {
    color: var(--accent);
    position: relative;
}

footer a.current::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--accent);
    border-radius: 1px;
}

.legal-main {
    flex: 1;
    padding: 6rem 2rem 2rem;
    text-align: left;
    justify-content: flex-start;
}

.legal-page {
    max-width: 700px;
    margin: 0 auto;
}

.back-link {
    display: inline-block;
    color: var(--text-secondary);
    text-decoration: none;
    margin-bottom: 2rem;
    transition: color 0.2s ease;
}

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

.legal-page h1 {
    font-family: inherit;
    font-size: 2.5rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    margin-bottom: 0.5rem;
    text-align: left;
}

.legal-page .last-updated {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 2rem;
}

.legal-page h2 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-top: 2.5rem;
    margin-bottom: 1rem;
    color: var(--text);
}

.legal-page p {
    margin-bottom: 1rem;
    line-height: 1.7;
    color: var(--text);
}

.legal-page ul {
    margin-left: 1.5rem;
    margin-bottom: 1rem;
}

.legal-page li {
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

@media (max-width: 600px) {
    h1 {
        font-size: 2.5rem;
    }

    .form-row {
        flex-direction: column;
    }

    #submit-btn {
        width: 100%;
        margin-top: 0.5rem;
    }
}