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

:root {
    --bg: #0f1117;
    --surface: #1a1d27;
    --surface-hover: #222632;
    --border: #2a2e3b;
    --text: #e4e6ed;
    --text-muted: #6b7084;
    --accent: #6c8aff;
    --accent-hover: #8aa2ff;
    --error: #ff6b6b;
    --radius: 12px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-wrapper {
    width: 100%;
    max-width: 400px;
    padding: 20px;
}

.login-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 40px 32px 32px;
}

.logo-area {
    text-align: center;
    margin-bottom: 32px;
}

.logo-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 16px;
    color: var(--accent);
}

.logo-icon svg {
    width: 100%;
    height: 100%;
}

.logo-area h1 {
    font-size: 1.4rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    margin-bottom: 4px;
}

.subtitle {
    color: var(--text-muted);
    font-size: 0.85rem;
    font-weight: 400;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.input-group label {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.input-group input {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 12px 14px;
    font-size: 0.95rem;
    color: var(--text);
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.input-group input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(108, 138, 255, 0.15);
}

.input-group input::placeholder {
    color: var(--text-muted);
}

button[type="submit"] {
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: 8px;
    padding: 12px;
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.2s, transform 0.1s;
    margin-top: 4px;
}

button[type="submit"]:hover {
    background: var(--accent-hover);
}

button[type="submit"]:active {
    transform: scale(0.98);
}

.error {
    background: rgba(255, 107, 107, 0.1);
    border: 1px solid rgba(255, 107, 107, 0.25);
    color: var(--error);
    padding: 10px 14px;
    border-radius: 8px;
    font-size: 0.85rem;
    text-align: center;
    margin-bottom: 8px;
}

.footer-text {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.75rem;
    margin-top: 20px;
    opacity: 0.6;
}