:root {
    --bg: #0a0e14;
    --surface: #151b24;
    --text: #e6e8eb;
    --muted: #7a8494;
    --accent: #39bae6;
    --accent-hover: #5cc9f0;
    --success: #7fd962;
    --error: #f07178;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    line-height: 1.5;
}

.page {
    flex: 1;
    max-width: 560px;
    margin: 0 auto;
    padding: 2rem 1.5rem 4rem;
}

.hero {
    text-align: center;
    padding: 3rem 0 2rem;
}

.hero-title {
    font-size: clamp(1.75rem, 4vw, 2.25rem);
    font-weight: 700;
    margin: 0 0 0.5rem;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--muted);
    margin: 0;
}

.newsletter-section {
    background: var(--surface);
    border-radius: 12px;
    padding: 2rem;
    margin-top: 1rem;
}

.newsletter-section h2 {
    font-size: 1.25rem;
    margin: 0 0 0.5rem;
}

.newsletter-desc {
    color: var(--muted);
    margin: 0 0 1.5rem;
    font-size: 0.95rem;
}

.newsletter-form .form-row {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.newsletter-form input[type="email"] {
    flex: 1;
    min-width: 200px;
    padding: 0.75rem 1rem;
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 8px;
    background: var(--bg);
    color: var(--text);
    font-size: 1rem;
}

.newsletter-form input::placeholder {
    color: var(--muted);
}

.newsletter-form input:focus {
    outline: none;
    border-color: var(--accent);
}

.newsletter-form button,
.btn {
    padding: 0.75rem 1.25rem;
    background: var(--accent);
    color: #0a0e14;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    white-space: nowrap;
    text-decoration: none;
    display: inline-block;
}

.newsletter-form button:hover:not(:disabled),
.btn:hover {
    background: var(--accent-hover);
}

.newsletter-form button:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.form-message {
    margin: 0.75rem 0 0;
    font-size: 0.9rem;
    min-height: 1.4em;
}

.form-message.success { color: var(--success); }
.form-message.error { color: var(--error); }
.form-message.info { color: var(--muted); }

.auth-link {
    margin-top: 1rem;
    font-size: 0.95rem;
}

.auth-link a {
    color: var(--accent);
}

.link-muted {
    color: var(--muted);
    font-size: 0.9rem;
}

.site-footer {
    text-align: center;
    padding: 1.5rem;
    color: var(--muted);
    font-size: 0.85rem;
}

.site-footer p { margin: 0; }