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

:root {
    --bg: #0f0f0f;
    --surface: #1a1a1a;
    --border: #2a2a2a;
    --text: #e0e0e0;
    --text-muted: #777;
    --accent: #4f8ef7;
    --error: #e05555;
    --font: 'Courier New', monospace;
}

body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--font);
    font-size: 14px;
    min-height: 100vh;
}

a {
    color: var(--accent);
    text-decoration: none;
}

/* Login */
.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-wrap {
    width: 100%;
    max-width: 320px;
    padding: 2rem;
    border: 1px solid var(--border);
    background: var(--surface);
}

.login-wrap h1 {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.login-wrap label {
    display: block;
    color: var(--text-muted);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 0.3rem;
}

.login-wrap input {
    display: block;
    width: 100%;
    padding: 0.5rem 0.6rem;
    background: var(--bg);
    border: 1px solid var(--border);
    color: var(--text);
    font-family: var(--font);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

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

.login-wrap button {
    width: 100%;
    padding: 0.6rem;
    background: var(--accent);
    color: #fff;
    border: none;
    font-family: var(--font);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    cursor: pointer;
}

.login-wrap button:hover {
    opacity: 0.85;
}

/* Register */
.register-page {
    display: flex;
    align-items: center;
    justify-content: center;
}

.register-wrap {
    width: 100%;
    max-width: 320px;
    padding: 2rem;
    border: 1px solid var(--border);
    background: var(--surface);
}

.register-wrap h1 {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.register-wrap a {
    font-size: 2em;
    margin-bottom: 1.5rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    width: 100%;
    text-align: center;
}

.register-wrap label {
    display: block;
    color: var(--text-muted);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 0.3rem;
}

.register-wrap input {
    display: block;
    width: 100%;
    padding: 0.5rem 0.6rem;
    background: var(--bg);
    border: 1px solid var(--border);
    color: var(--text);
    font-family: var(--font);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

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

.register-wrap button {
    width: 100%;
    padding: 0.6rem;
    background: var(--accent);
    color: #fff;
    border: none;
    font-family: var(--font);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    cursor: pointer;
}

.register-wrap button:hover {
    opacity: 0.85;
}

.error {
    color: var(--error);
    font-size: 0.8rem;
    margin-bottom: 1rem;
}

/* App */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.8rem 1.5rem;
    border-bottom: 1px solid var(--border);
    background: var(--surface);
}

.site-title {
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-size: 0.85rem;
}

.user-info {
    font-size: 0.8rem;
    color: var(--text-muted);
}

main#app {
    padding: 1.5rem;
}