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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: #f7f8fa;
    color: #0f172a;
}

.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 32px;
}

.panel {
    width: 100%;
    max-width: 360px;
    background: #ffffff;
    border: 1px solid #e3e6f0;
    border-radius: 16px;
    padding: 36px;
    display: flex;
    flex-direction: column;
    gap: 24px;
    box-shadow: 0 12px 32px rgba(15, 23, 42, 0.08);
}

.brand {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.eyebrow {
    text-transform: uppercase;
    letter-spacing: 0.18em;
    font-size: 12px;
    color: #6b7385;
}

.brand h1 {
    font-size: 26px;
    font-weight: 600;
}

.description {
    font-size: 15px;
    color: #6b7385;
    line-height: 1.5;
}

.error-message {
    background: #fff5f2;
    border: 1px solid #f8d4c5;
    color: #b94a2c;
    padding: 12px 14px;
    border-radius: 10px;
    font-size: 14px;
}

.google-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    border-radius: 12px;
    padding: 14px 20px;
    border: 1px solid #0f172a;
    background: #0f172a;
    color: #ffffff;
    font-size: 15px;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: background 0.15s ease, transform 0.15s ease;
}

.google-button:hover {
    background: #192549;
}

.google-button:active {
    transform: translateY(1px);
}

.google-button.loading {
    opacity: 0.85;
    pointer-events: none;
}

.button-content {
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.google-icon {
    width: 20px;
    height: 20px;
}

.loading-spinner {
    display: none;
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255, 255, 255, 0.4);
    border-top-color: #ffffff;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.google-button.loading .google-icon {
    display: none;
}

.google-button.loading .loading-spinner {
    display: inline-block;
}

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

.note {
    font-size: 13px;
    color: #6b7385;
}

.note strong {
    color: #0f172a;
}